-/*\r
- * mini.c: The new Mono code generator.\r
- *\r
- * Author:\r
- * Paolo Molaro (lupus@ximian.com)\r
- * Dietmar Maurer (dietmar@ximian.com)\r
- *\r
- * (C) 2002 Ximian, Inc.\r
- */\r
-\r
-#include <config.h>\r
-#include <signal.h>\r
-#ifdef HAVE_ALLOCA_H\r
-#include <alloca.h>\r
-#endif\r
-#ifdef HAVE_UNISTD_H\r
-#include <unistd.h>\r
-#endif\r
-#include <math.h>\r
-#ifdef HAVE_SYS_TIME_H\r
-#include <sys/time.h>\r
-#endif\r
-\r
-#include <mono/utils/memcheck.h>\r
-\r
-#include <mono/metadata/assembly.h>\r
-#include <mono/metadata/loader.h>\r
-#include <mono/metadata/tabledefs.h>\r
-#include <mono/metadata/class.h>\r
-#include <mono/metadata/object.h>\r
-#include <mono/metadata/tokentype.h>\r
-#include <mono/metadata/tabledefs.h>\r
-#include <mono/metadata/threads.h>\r
-#include <mono/metadata/appdomain.h>\r
-#include <mono/metadata/debug-helpers.h>\r
-#include <mono/io-layer/io-layer.h>\r
-#include "mono/metadata/profiler.h"\r
-#include <mono/metadata/profiler-private.h>\r
-#include <mono/metadata/mono-config.h>\r
-#include <mono/metadata/environment.h>\r
-#include <mono/metadata/mono-debug.h>\r
-#include <mono/metadata/gc-internal.h>\r
-#include <mono/metadata/threads-types.h>\r
-#include <mono/metadata/verify.h>\r
-#include <mono/metadata/verify-internals.h>\r
-#include <mono/metadata/mempool-internals.h>\r
-#include <mono/metadata/attach.h>\r
-#include <mono/utils/mono-math.h>\r
-#include <mono/utils/mono-compiler.h>\r
-#include <mono/utils/mono-counters.h>\r
-#include <mono/utils/mono-logger.h>\r
-#include <mono/utils/mono-mmap.h>\r
-#include <mono/utils/dtrace.h>\r
-\r
-#include "mini.h"\r
-#include "tasklets.h"\r
-#include <string.h>\r
-#include <ctype.h>\r
-#include "trace.h"\r
-#include "version.h"\r
-\r
-#include "jit-icalls.h"\r
-\r
-#include "debug-mini.h"\r
-#include "mini-gc.h"\r
-#include "debugger-agent.h"\r
-\r
-static gpointer mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex);\r
-\r
-/* helper methods signature */\r
-/* FIXME: Make these static again */\r
-MonoMethodSignature *helper_sig_class_init_trampoline = NULL;\r
-MonoMethodSignature *helper_sig_domain_get = NULL;\r
-MonoMethodSignature *helper_sig_generic_class_init_trampoline = NULL;\r
-MonoMethodSignature *helper_sig_rgctx_lazy_fetch_trampoline = NULL;\r
-MonoMethodSignature *helper_sig_monitor_enter_exit_trampoline = NULL;\r
-MonoMethodSignature *helper_sig_monitor_enter_exit_trampoline_llvm = NULL;\r
-\r
-static guint32 default_opt = 0;\r
-static gboolean default_opt_set = FALSE;\r
-\r
-guint32 mono_jit_tls_id = -1;\r
-\r
-#ifdef HAVE_KW_THREAD\r
-static __thread gpointer mono_jit_tls MONO_TLS_FAST;\r
-#endif\r
-\r
-MonoTraceSpec *mono_jit_trace_calls = NULL;\r
-gboolean mono_break_on_exc = FALSE;\r
-gboolean mono_compile_aot = FALSE;\r
-/* If this is set, no code is generated dynamically, everything is taken from AOT files */\r
-gboolean mono_aot_only = FALSE;\r
-/* Whenever to use IMT */\r
-#ifdef MONO_ARCH_HAVE_IMT\r
-gboolean mono_use_imt = TRUE;\r
-#else\r
-gboolean mono_use_imt = FALSE;\r
-#endif\r
-MonoMethodDesc *mono_inject_async_exc_method = NULL;\r
-int mono_inject_async_exc_pos;\r
-MonoMethodDesc *mono_break_at_bb_method = NULL;\r
-int mono_break_at_bb_bb_num;\r
-gboolean mono_do_x86_stack_align = TRUE;\r
-const char *mono_build_date;\r
-gboolean mono_do_signal_chaining;\r
-static gboolean mono_using_xdebug;\r
-static int mini_verbose = 0;\r
-\r
-/* Statistics */\r
-#ifdef ENABLE_LLVM\r
-static int methods_with_llvm, methods_without_llvm;\r
-#endif\r
-\r
-/*\r
- * This flag controls whenever the runtime uses LLVM compiled code.\r
- * Enabling this causes different/slower code paths to be used, which is why it\r
- * defaults to FALSE if ENABLE_LLVM is not defined, i.e. the runtime is only capable of\r
- * running AOT code compiled by LLVM.\r
- * Changes when this flag is set include:\r
- * - a per method vtable trampoline is used to handle virtual calls, instead of only\r
- * one trampoline.\r
- * - fast generic virtual calls are not supported.\r
- */\r
-#ifdef ENABLE_LLVM\r
-gboolean mono_use_llvm = TRUE;\r
-#else\r
-gboolean mono_use_llvm = FALSE;\r
-#endif\r
-\r
-#define mono_jit_lock() EnterCriticalSection (&jit_mutex)\r
-#define mono_jit_unlock() LeaveCriticalSection (&jit_mutex)\r
-static CRITICAL_SECTION jit_mutex;\r
-\r
-static MonoCodeManager *global_codeman = NULL;\r
-\r
-static GHashTable *jit_icall_name_hash = NULL;\r
-\r
-static MonoDebugOptions debug_options;\r
-\r
-#ifdef VALGRIND_JIT_REGISTER_MAP\r
-static int valgrind_register = 0;\r
-#endif\r
-\r
-/*\r
- * Table written to by the debugger with a 1-based index into the\r
- * mono_breakpoint_info table, which contains changes made to\r
- * the JIT instructions by the debugger.\r
- */\r
-gssize\r
-mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];\r
-\r
-/* Whenever to check for pending exceptions in managed-to-native wrappers */\r
-gboolean check_for_pending_exc = TRUE;\r
-\r
-/* Whenever to disable passing/returning small valuetypes in registers for managed methods */\r
-gboolean disable_vtypes_in_regs = FALSE;\r
-\r
-gboolean mono_dont_free_global_codeman;\r
-\r
-gboolean\r
-mono_running_on_valgrind (void)\r
-{\r
- if (RUNNING_ON_VALGRIND){\r
-#ifdef VALGRIND_JIT_REGISTER_MAP\r
- valgrind_register = TRUE;\r
-#endif\r
- return TRUE;\r
- } else\r
- return FALSE;\r
-}\r
-\r
-typedef struct {\r
- void *ip;\r
- MonoMethod *method;\r
-} FindTrampUserData;\r
-\r
-static void\r
-find_tramp (gpointer key, gpointer value, gpointer user_data)\r
-{\r
- FindTrampUserData *ud = (FindTrampUserData*)user_data;\r
-\r
- if (value == ud->ip)\r
- ud->method = (MonoMethod*)key;\r
-}\r
-\r
-/* debug function */\r
-G_GNUC_UNUSED static char*\r
-get_method_from_ip (void *ip)\r
-{\r
- MonoJitInfo *ji;\r
- char *method;\r
- char *res;\r
- MonoDomain *domain = mono_domain_get ();\r
- MonoDebugSourceLocation *location;\r
- FindTrampUserData user_data;\r
- \r
- ji = mono_jit_info_table_find (domain, ip);\r
- if (!ji) {\r
- user_data.ip = ip;\r
- user_data.method = NULL;\r
- mono_domain_lock (domain);\r
- g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);\r
- mono_domain_unlock (domain);\r
- if (user_data.method) {\r
- char *mname = mono_method_full_name (user_data.method, TRUE);\r
- res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);\r
- g_free (mname);\r
- return res;\r
- }\r
- else\r
- return NULL;\r
- }\r
- method = mono_method_full_name (ji->method, TRUE);\r
- /* FIXME: unused ? */\r
- location = mono_debug_lookup_source_location (ji->method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);\r
-\r
- res = g_strdup_printf (" %s + 0x%x (%p %p) [%p - %s]", method, (int)((char*)ip - (char*)ji->code_start), ji->code_start, (char*)ji->code_start + ji->code_size, domain, domain->friendly_name);\r
-\r
- mono_debug_free_source_location (location);\r
- g_free (method);\r
-\r
- return res;\r
-}\r
-\r
-/** \r
- * mono_pmip:\r
- * @ip: an instruction pointer address\r
- *\r
- * This method is used from a debugger to get the name of the\r
- * method at address @ip. This routine is typically invoked from\r
- * a debugger like this:\r
- *\r
- * (gdb) print mono_pmip ($pc)\r
- *\r
- * Returns: the name of the method at address @ip.\r
- */\r
-G_GNUC_UNUSED char *\r
-mono_pmip (void *ip)\r
-{\r
- return get_method_from_ip (ip);\r
-}\r
-\r
-/** \r
- * mono_print_method_from_ip\r
- * @ip: an instruction pointer address\r
- *\r
- * This method is used from a debugger to get the name of the\r
- * method at address @ip.\r
- *\r
- * This prints the name of the method at address @ip in the standard\r
- * output. Unlike mono_pmip which returns a string, this routine\r
- * prints the value on the standard output. \r
- */\r
-void\r
-mono_print_method_from_ip (void *ip)\r
-{\r
- MonoJitInfo *ji;\r
- char *method;\r
- MonoDebugSourceLocation *source;\r
- MonoDomain *domain = mono_domain_get ();\r
- MonoDomain *target_domain = mono_domain_get ();\r
- FindTrampUserData user_data;\r
- \r
- ji = mini_jit_info_table_find (domain, ip, &target_domain);\r
- if (!ji) {\r
- user_data.ip = ip;\r
- user_data.method = NULL;\r
- mono_domain_lock (domain);\r
- g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);\r
- mono_domain_unlock (domain);\r
- if (user_data.method) {\r
- char *mname = mono_method_full_name (user_data.method, TRUE);\r
- printf ("IP %p is a JIT trampoline for %s\n", ip, mname);\r
- g_free (mname);\r
- }\r
- else\r
- g_print ("No method at %p\n", ip);\r
- return;\r
- }\r
- method = mono_method_full_name (ji->method, TRUE);\r
- source = mono_debug_lookup_source_location (ji->method, (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);\r
-\r
- g_print ("IP %p at offset 0x%x of method %s (%p %p)[domain %p - %s]\n", ip, (int)((char*)ip - (char*)ji->code_start), method, ji->code_start, (char*)ji->code_start + ji->code_size, target_domain, target_domain->friendly_name);\r
-\r
- if (source)\r
- g_print ("%s:%d\n", source->source_file, source->row);\r
-\r
- mono_debug_free_source_location (source);\r
- g_free (method);\r
-}\r
- \r
-/* \r
- * mono_method_same_domain:\r
- *\r
- * Determine whenever two compiled methods are in the same domain, thus\r
- * the address of the callee can be embedded in the caller.\r
- */\r
-gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)\r
-{\r
- if (!caller || !callee)\r
- return FALSE;\r
-\r
- /*\r
- * If the call was made from domain-neutral to domain-specific \r
- * code, we can't patch the call site.\r
- */\r
- if (caller->domain_neutral && !callee->domain_neutral)\r
- return FALSE;\r
-\r
- if ((caller->method->klass == mono_defaults.appdomain_class) &&\r
- (strstr (caller->method->name, "InvokeInDomain"))) {\r
- /* The InvokeInDomain methods change the current appdomain */\r
- return FALSE;\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-/*\r
- * mono_global_codeman_reserve:\r
- *\r
- * Allocate code memory from the global code manager.\r
- */\r
-void *mono_global_codeman_reserve (int size)\r
-{\r
- void *ptr;\r
-\r
- if (mono_aot_only)\r
- g_error ("Attempting to allocate from the global code manager while running with --aot-only.\n");\r
-\r
- if (!global_codeman) {\r
- /* This can happen during startup */\r
- global_codeman = mono_code_manager_new ();\r
- return mono_code_manager_reserve (global_codeman, size);\r
- }\r
- else {\r
- mono_jit_lock ();\r
- ptr = mono_code_manager_reserve (global_codeman, size);\r
- mono_jit_unlock ();\r
- return ptr;\r
- }\r
-}\r
-\r
-/**\r
- * mono_create_unwind_op:\r
- *\r
- * Create an unwind op with the given parameters.\r
- */\r
-MonoUnwindOp*\r
-mono_create_unwind_op (int when, int tag, int reg, int val)\r
-{\r
- MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);\r
-\r
- op->op = tag;\r
- op->reg = reg;\r
- op->val = val;\r
- op->when = when;\r
-\r
- return op;\r
-}\r
-\r
-/**\r
- * mono_emit_unwind_op:\r
- *\r
- * Add an unwind op with the given parameters for the list of unwind ops stored in\r
- * cfg->unwind_ops.\r
- */\r
-void\r
-mono_emit_unwind_op (MonoCompile *cfg, int when, int tag, int reg, int val)\r
-{\r
- MonoUnwindOp *op = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoUnwindOp));\r
-\r
- op->op = tag;\r
- op->reg = reg;\r
- op->val = val;\r
- op->when = when;\r
- \r
- cfg->unwind_ops = g_slist_append_mempool (cfg->mempool, cfg->unwind_ops, op);\r
-}\r
-\r
-MonoJumpInfoToken *\r
-mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)\r
-{\r
- MonoJumpInfoToken *res = mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));\r
- res->image = image;\r
- res->token = token;\r
- res->has_context = context != NULL;\r
- if (context)\r
- memcpy (&res->context, context, sizeof (MonoGenericContext));\r
-\r
- return res;\r
-}\r
-\r
-MonoJumpInfoToken *\r
-mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)\r
-{\r
- return mono_jump_info_token_new2 (mp, image, token, NULL);\r
-}\r
-\r
-#define MONO_INIT_VARINFO(vi,id) do { \\r
- (vi)->range.first_use.pos.bid = 0xffff; \\r
- (vi)->reg = -1; \\r
- (vi)->idx = (id); \\r
-} while (0)\r
-\r
-/**\r
- * mono_unlink_bblock:\r
- *\r
- * Unlink two basic blocks.\r
- */\r
-void\r
-mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to)\r
-{\r
- int i, pos;\r
- gboolean found;\r
-\r
- found = FALSE;\r
- for (i = 0; i < from->out_count; ++i) {\r
- if (to == from->out_bb [i]) {\r
- found = TRUE;\r
- break;\r
- }\r
- }\r
- if (found) {\r
- pos = 0;\r
- for (i = 0; i < from->out_count; ++i) {\r
- if (from->out_bb [i] != to)\r
- from->out_bb [pos ++] = from->out_bb [i];\r
- }\r
- g_assert (pos == from->out_count - 1);\r
- from->out_count--;\r
- }\r
-\r
- found = FALSE;\r
- for (i = 0; i < to->in_count; ++i) {\r
- if (from == to->in_bb [i]) {\r
- found = TRUE;\r
- break;\r
- }\r
- }\r
- if (found) {\r
- pos = 0;\r
- for (i = 0; i < to->in_count; ++i) {\r
- if (to->in_bb [i] != from)\r
- to->in_bb [pos ++] = to->in_bb [i];\r
- }\r
- g_assert (pos == to->in_count - 1);\r
- to->in_count--;\r
- }\r
-}\r
-\r
-/*\r
- * mono_bblocks_linked:\r
- *\r
- * Return whenever BB1 and BB2 are linked in the CFG.\r
- */\r
-gboolean\r
-mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2)\r
-{\r
- int i;\r
-\r
- for (i = 0; i < bb1->out_count; ++i) {\r
- if (bb1->out_bb [i] == bb2)\r
- return TRUE;\r
- }\r
-\r
- return FALSE;\r
-}\r
-\r
-static int\r
-mono_find_block_region_notry (MonoCompile *cfg, int offset)\r
-{\r
- MonoMethod *method = cfg->method;\r
- MonoMethodHeader *header = mono_method_get_header (method);\r
- MonoExceptionClause *clause;\r
- int i;\r
-\r
- for (i = 0; i < header->num_clauses; ++i) {\r
- clause = &header->clauses [i];\r
- if ((clause->flags == MONO_EXCEPTION_CLAUSE_FILTER) && (offset >= clause->data.filter_offset) &&\r
- (offset < (clause->handler_offset)))\r
- return ((i + 1) << 8) | MONO_REGION_FILTER | clause->flags;\r
- \r
- if (MONO_OFFSET_IN_HANDLER (clause, offset)) {\r
- if (clause->flags == MONO_EXCEPTION_CLAUSE_FINALLY)\r
- return ((i + 1) << 8) | MONO_REGION_FINALLY | clause->flags;\r
- else if (clause->flags == MONO_EXCEPTION_CLAUSE_FAULT)\r
- return ((i + 1) << 8) | MONO_REGION_FAULT | clause->flags;\r
- else\r
- return ((i + 1) << 8) | MONO_REGION_CATCH | clause->flags;\r
- }\r
- }\r
-\r
- return -1;\r
-}\r
-\r
-/*\r
- * mono_get_block_region_notry:\r
- *\r
- * Return the region corresponding to REGION, ignoring try clauses nested inside\r
- * finally clauses.\r
- */\r
-int\r
-mono_get_block_region_notry (MonoCompile *cfg, int region)\r
-{\r
- if ((region & (0xf << 4)) == MONO_REGION_TRY) {\r
- MonoMethodHeader *header = mono_method_get_header (cfg->method);\r
- \r
- /*\r
- * This can happen if a try clause is nested inside a finally clause.\r
- */\r
- int clause_index = (region >> 8) - 1;\r
- g_assert (clause_index >= 0 && clause_index < header->num_clauses);\r
- \r
- region = mono_find_block_region_notry (cfg, header->clauses [clause_index].try_offset);\r
- }\r
-\r
- return region;\r
-}\r
-\r
-MonoInst *\r
-mono_find_spvar_for_region (MonoCompile *cfg, int region)\r
-{\r
- region = mono_get_block_region_notry (cfg, region);\r
-\r
- return g_hash_table_lookup (cfg->spvars, GINT_TO_POINTER (region));\r
-}\r
-\r
-static void\r
-df_visit (MonoBasicBlock *start, int *dfn, MonoBasicBlock **array)\r
-{\r
- int i;\r
-\r
- array [*dfn] = start;\r
- /* g_print ("visit %d at %p (BB%ld)\n", *dfn, start->cil_code, start->block_num); */\r
- for (i = 0; i < start->out_count; ++i) {\r
- if (start->out_bb [i]->dfn)\r
- continue;\r
- (*dfn)++;\r
- start->out_bb [i]->dfn = *dfn;\r
- start->out_bb [i]->df_parent = start;\r
- array [*dfn] = start->out_bb [i];\r
- df_visit (start->out_bb [i], dfn, array);\r
- }\r
-}\r
-\r
-guint32\r
-mono_reverse_branch_op (guint32 opcode)\r
-{\r
- static const int reverse_map [] = {\r
- CEE_BNE_UN, CEE_BLT, CEE_BLE, CEE_BGT, CEE_BGE,\r
- CEE_BEQ, CEE_BLT_UN, CEE_BLE_UN, CEE_BGT_UN, CEE_BGE_UN\r
- };\r
- static const int reverse_fmap [] = {\r
- OP_FBNE_UN, OP_FBLT, OP_FBLE, OP_FBGT, OP_FBGE,\r
- OP_FBEQ, OP_FBLT_UN, OP_FBLE_UN, OP_FBGT_UN, OP_FBGE_UN\r
- };\r
- static const int reverse_lmap [] = {\r
- OP_LBNE_UN, OP_LBLT, OP_LBLE, OP_LBGT, OP_LBGE,\r
- OP_LBEQ, OP_LBLT_UN, OP_LBLE_UN, OP_LBGT_UN, OP_LBGE_UN\r
- };\r
- static const int reverse_imap [] = {\r
- OP_IBNE_UN, OP_IBLT, OP_IBLE, OP_IBGT, OP_IBGE,\r
- OP_IBEQ, OP_IBLT_UN, OP_IBLE_UN, OP_IBGT_UN, OP_IBGE_UN\r
- };\r
- \r
- if (opcode >= CEE_BEQ && opcode <= CEE_BLT_UN) {\r
- opcode = reverse_map [opcode - CEE_BEQ];\r
- } else if (opcode >= OP_FBEQ && opcode <= OP_FBLT_UN) {\r
- opcode = reverse_fmap [opcode - OP_FBEQ];\r
- } else if (opcode >= OP_LBEQ && opcode <= OP_LBLT_UN) {\r
- opcode = reverse_lmap [opcode - OP_LBEQ];\r
- } else if (opcode >= OP_IBEQ && opcode <= OP_IBLT_UN) {\r
- opcode = reverse_imap [opcode - OP_IBEQ];\r
- } else\r
- g_assert_not_reached ();\r
-\r
- return opcode;\r
-}\r
-\r
-guint\r
-mono_type_to_store_membase (MonoCompile *cfg, MonoType *type)\r
-{\r
- if (type->byref)\r
- return OP_STORE_MEMBASE_REG;\r
-\r
-handle_enum:\r
- switch (type->type) {\r
- case MONO_TYPE_I1:\r
- case MONO_TYPE_U1:\r
- case MONO_TYPE_BOOLEAN:\r
- return OP_STOREI1_MEMBASE_REG;\r
- case MONO_TYPE_I2:\r
- case MONO_TYPE_U2:\r
- case MONO_TYPE_CHAR:\r
- return OP_STOREI2_MEMBASE_REG;\r
- case MONO_TYPE_I4:\r
- case MONO_TYPE_U4:\r
- return OP_STOREI4_MEMBASE_REG;\r
- case MONO_TYPE_I:\r
- case MONO_TYPE_U:\r
- case MONO_TYPE_PTR:\r
- case MONO_TYPE_FNPTR:\r
- return OP_STORE_MEMBASE_REG;\r
- case MONO_TYPE_CLASS:\r
- case MONO_TYPE_STRING:\r
- case MONO_TYPE_OBJECT:\r
- case MONO_TYPE_SZARRAY:\r
- case MONO_TYPE_ARRAY: \r
- return OP_STORE_MEMBASE_REG;\r
- case MONO_TYPE_I8:\r
- case MONO_TYPE_U8:\r
- return OP_STOREI8_MEMBASE_REG;\r
- case MONO_TYPE_R4:\r
- return OP_STORER4_MEMBASE_REG;\r
- case MONO_TYPE_R8:\r
- return OP_STORER8_MEMBASE_REG;\r
- case MONO_TYPE_VALUETYPE:\r
- if (type->data.klass->enumtype) {\r
- type = mono_class_enum_basetype (type->data.klass);\r
- goto handle_enum;\r
- }\r
- if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (type)))\r
- return OP_STOREX_MEMBASE;\r
- return OP_STOREV_MEMBASE;\r
- case MONO_TYPE_TYPEDBYREF:\r
- return OP_STOREV_MEMBASE;\r
- case MONO_TYPE_GENERICINST:\r
- type = &type->data.generic_class->container_class->byval_arg;\r
- goto handle_enum;\r
- case MONO_TYPE_VAR:\r
- case MONO_TYPE_MVAR:\r
- /* FIXME: all the arguments must be references for now,\r
- * later look inside cfg and see if the arg num is\r
- * really a reference\r
- */\r
- g_assert (cfg->generic_sharing_context);\r
- return OP_STORE_MEMBASE_REG;\r
- default:\r
- g_error ("unknown type 0x%02x in type_to_store_membase", type->type);\r
- }\r
- return -1;\r
-}\r
-\r
-guint\r
-mono_type_to_load_membase (MonoCompile *cfg, MonoType *type)\r
-{\r
- if (type->byref)\r
- return OP_LOAD_MEMBASE;\r
-\r
- type = mono_type_get_underlying_type (type);\r
-\r
- switch (type->type) {\r
- case MONO_TYPE_I1:\r
- return OP_LOADI1_MEMBASE;\r
- case MONO_TYPE_U1:\r
- case MONO_TYPE_BOOLEAN:\r
- return OP_LOADU1_MEMBASE;\r
- case MONO_TYPE_I2:\r
- return OP_LOADI2_MEMBASE;\r
- case MONO_TYPE_U2:\r
- case MONO_TYPE_CHAR:\r
- return OP_LOADU2_MEMBASE;\r
- case MONO_TYPE_I4:\r
- return OP_LOADI4_MEMBASE;\r
- case MONO_TYPE_U4:\r
- return OP_LOADU4_MEMBASE;\r
- case MONO_TYPE_I:\r
- case MONO_TYPE_U:\r
- case MONO_TYPE_PTR:\r
- case MONO_TYPE_FNPTR:\r
- return OP_LOAD_MEMBASE;\r
- case MONO_TYPE_CLASS:\r
- case MONO_TYPE_STRING:\r
- case MONO_TYPE_OBJECT:\r
- case MONO_TYPE_SZARRAY:\r
- case MONO_TYPE_ARRAY: \r
- return OP_LOAD_MEMBASE;\r
- case MONO_TYPE_I8:\r
- case MONO_TYPE_U8:\r
- return OP_LOADI8_MEMBASE;\r
- case MONO_TYPE_R4:\r
- return OP_LOADR4_MEMBASE;\r
- case MONO_TYPE_R8:\r
- return OP_LOADR8_MEMBASE;\r
- case MONO_TYPE_VALUETYPE:\r
- if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (type)))\r
- return OP_LOADX_MEMBASE;\r
- case MONO_TYPE_TYPEDBYREF:\r
- return OP_LOADV_MEMBASE;\r
- case MONO_TYPE_GENERICINST:\r
- if (mono_type_generic_inst_is_valuetype (type))\r
- return OP_LOADV_MEMBASE;\r
- else\r
- return OP_LOAD_MEMBASE;\r
- break;\r
- case MONO_TYPE_VAR:\r
- case MONO_TYPE_MVAR:\r
- /* FIXME: all the arguments must be references for now,\r
- * later look inside cfg and see if the arg num is\r
- * really a reference\r
- */\r
- g_assert (cfg->generic_sharing_context);\r
- return OP_LOAD_MEMBASE;\r
- default:\r
- g_error ("unknown type 0x%02x in type_to_load_membase", type->type);\r
- }\r
- return -1;\r
-}\r
-\r
-static guint\r
-mini_type_to_ldind (MonoCompile* cfg, MonoType *type)\r
-{\r
- if (cfg->generic_sharing_context && !type->byref) {\r
- /* FIXME: all the arguments must be references for now,\r
- * later look inside cfg and see if the arg num is\r
- * really a reference\r
- */\r
- if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)\r
- return CEE_LDIND_REF;\r
- }\r
- return mono_type_to_ldind (type);\r
-}\r
-\r
-guint\r
-mini_type_to_stind (MonoCompile* cfg, MonoType *type)\r
-{\r
- if (cfg->generic_sharing_context && !type->byref) {\r
- /* FIXME: all the arguments must be references for now,\r
- * later look inside cfg and see if the arg num is\r
- * really a reference\r
- */\r
- if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)\r
- return CEE_STIND_REF;\r
- }\r
- return mono_type_to_stind (type);\r
-}\r
-\r
-int\r
-mono_op_imm_to_op (int opcode)\r
-{\r
- switch (opcode) {\r
- case OP_ADD_IMM:\r
-#if SIZEOF_REGISTER == 4\r
- return OP_IADD;\r
-#else\r
- return OP_LADD;\r
-#endif\r
- case OP_IADD_IMM:\r
- return OP_IADD;\r
- case OP_LADD_IMM:\r
- return OP_LADD;\r
- case OP_ISUB_IMM:\r
- return OP_ISUB;\r
- case OP_LSUB_IMM:\r
- return OP_LSUB;\r
- case OP_IMUL_IMM:\r
- return OP_IMUL;\r
- case OP_AND_IMM:\r
-#if SIZEOF_REGISTER == 4\r
- return OP_IAND;\r
-#else\r
- return OP_LAND;\r
-#endif\r
- case OP_OR_IMM:\r
-#if SIZEOF_REGISTER == 4\r
- return OP_IOR;\r
-#else\r
- return OP_LOR;\r
-#endif\r
- case OP_XOR_IMM:\r
-#if SIZEOF_REGISTER == 4\r
- return OP_IXOR;\r
-#else\r
- return OP_LXOR;\r
-#endif\r
- case OP_IAND_IMM:\r
- return OP_IAND;\r
- case OP_LAND_IMM:\r
- return OP_LAND;\r
- case OP_IOR_IMM:\r
- return OP_IOR;\r
- case OP_LOR_IMM:\r
- return OP_LOR;\r
- case OP_IXOR_IMM:\r
- return OP_IXOR;\r
- case OP_LXOR_IMM:\r
- return OP_LXOR;\r
- case OP_ISHL_IMM:\r
- return OP_ISHL;\r
- case OP_LSHL_IMM:\r
- return OP_LSHL;\r
- case OP_ISHR_IMM:\r
- return OP_ISHR;\r
- case OP_LSHR_IMM:\r
- return OP_LSHR;\r
- case OP_ISHR_UN_IMM:\r
- return OP_ISHR_UN;\r
- case OP_LSHR_UN_IMM:\r
- return OP_LSHR_UN;\r
- case OP_IDIV_IMM:\r
- return OP_IDIV;\r
- case OP_IDIV_UN_IMM:\r
- return OP_IDIV_UN;\r
- case OP_IREM_UN_IMM:\r
- return OP_IREM_UN;\r
- case OP_IREM_IMM:\r
- return OP_IREM;\r
- case OP_DIV_IMM:\r
-#if SIZEOF_REGISTER == 4\r
- return OP_IDIV;\r
-#else\r
- return OP_LDIV;\r
-#endif\r
- case OP_REM_IMM:\r
-#if SIZEOF_REGISTER == 4\r
- return OP_IREM;\r
-#else\r
- return OP_LREM;\r
-#endif\r
- case OP_ADDCC_IMM:\r
- return OP_ADDCC;\r
- case OP_ADC_IMM:\r
- return OP_ADC;\r
- case OP_SUBCC_IMM:\r
- return OP_SUBCC;\r
- case OP_SBB_IMM:\r
- return OP_SBB;\r
- case OP_IADC_IMM:\r
- return OP_IADC;\r
- case OP_ISBB_IMM:\r
- return OP_ISBB;\r
- case OP_COMPARE_IMM:\r
- return OP_COMPARE;\r
- case OP_ICOMPARE_IMM:\r
- return OP_ICOMPARE;\r
- case OP_LOCALLOC_IMM:\r
- return OP_LOCALLOC;\r
- default:\r
- printf ("%s\n", mono_inst_name (opcode));\r
- g_assert_not_reached ();\r
- return -1;\r
- }\r
-}\r
-\r
-/*\r
- * mono_decompose_op_imm:\r
- *\r
- * Replace the OP_.._IMM INS with its non IMM variant.\r
- */\r
-void\r
-mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins)\r
-{\r
- MonoInst *temp;\r
-\r
- MONO_INST_NEW (cfg, temp, OP_ICONST);\r
- temp->inst_c0 = ins->inst_imm;\r
- temp->dreg = mono_alloc_ireg (cfg);\r
- mono_bblock_insert_before_ins (bb, ins, temp);\r
- ins->opcode = mono_op_imm_to_op (ins->opcode);\r
- if (ins->opcode == OP_LOCALLOC)\r
- ins->sreg1 = temp->dreg;\r
- else\r
- ins->sreg2 = temp->dreg;\r
-\r
- bb->max_vreg = MAX (bb->max_vreg, cfg->next_vreg);\r
-}\r
-\r
-static void\r
-set_vreg_to_inst (MonoCompile *cfg, int vreg, MonoInst *inst)\r
-{\r
- if (vreg >= cfg->vreg_to_inst_len) {\r
- MonoInst **tmp = cfg->vreg_to_inst;\r
- int size = cfg->vreg_to_inst_len;\r
-\r
- while (vreg >= cfg->vreg_to_inst_len)\r
- cfg->vreg_to_inst_len = cfg->vreg_to_inst_len ? cfg->vreg_to_inst_len * 2 : 32;\r
- cfg->vreg_to_inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst*) * cfg->vreg_to_inst_len);\r
- if (size)\r
- memcpy (cfg->vreg_to_inst, tmp, size * sizeof (MonoInst*));\r
- }\r
- cfg->vreg_to_inst [vreg] = inst;\r
-}\r
-\r
-#define mono_type_is_long(type) (!(type)->byref && ((mono_type_get_underlying_type (type)->type == MONO_TYPE_I8) || (mono_type_get_underlying_type (type)->type == MONO_TYPE_U8)))\r
-#define mono_type_is_float(type) (!(type)->byref && (((type)->type == MONO_TYPE_R8) || ((type)->type == MONO_TYPE_R4)))\r
-\r
-#ifdef DISABLE_JIT\r
-\r
-MonoInst*\r
-mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)\r
-{\r
- return NULL;\r
-}\r
-\r
-#else\r
-\r
-MonoInst*\r
-mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg)\r
-{\r
- MonoInst *inst;\r
- int num = cfg->num_varinfo;\r
- gboolean regpair;\r
-\r
- if ((num + 1) >= cfg->varinfo_count) {\r
- int orig_count = cfg->varinfo_count;\r
- cfg->varinfo_count = cfg->varinfo_count ? (cfg->varinfo_count * 2) : 64;\r
- cfg->varinfo = (MonoInst **)g_realloc (cfg->varinfo, sizeof (MonoInst*) * cfg->varinfo_count);\r
- cfg->vars = (MonoMethodVar *)g_realloc (cfg->vars, sizeof (MonoMethodVar) * cfg->varinfo_count);\r
- memset (&cfg->vars [orig_count], 0, (cfg->varinfo_count - orig_count) * sizeof (MonoMethodVar));\r
- }\r
-\r
- mono_jit_stats.allocate_var++;\r
-\r
- MONO_INST_NEW (cfg, inst, opcode);\r
- inst->inst_c0 = num;\r
- inst->inst_vtype = type;\r
- inst->klass = mono_class_from_mono_type (type);\r
- type_to_eval_stack_type (cfg, type, inst);\r
- /* if set to 1 the variable is native */\r
- inst->backend.is_pinvoke = 0;\r
- inst->dreg = vreg;\r
-\r
- cfg->varinfo [num] = inst;\r
-\r
- MONO_INIT_VARINFO (&cfg->vars [num], num);\r
- MONO_VARINFO (cfg, num)->vreg = vreg;\r
-\r
- if (vreg != -1)\r
- set_vreg_to_inst (cfg, vreg, inst);\r
-\r
-#if SIZEOF_REGISTER == 4\r
-#ifdef MONO_ARCH_SOFT_FLOAT\r
- regpair = mono_type_is_long (type) || mono_type_is_float (type);\r
-#else\r
- regpair = mono_type_is_long (type);\r
-#endif\r
-#else\r
- regpair = FALSE;\r
-#endif\r
-\r
- if (regpair) {\r
- MonoInst *tree;\r
-\r
- /* \r
- * These two cannot be allocated using create_var_for_vreg since that would\r
- * put it into the cfg->varinfo array, confusing many parts of the JIT.\r
- */\r
-\r
- /* \r
- * Set flags to VOLATILE so SSA skips it.\r
- */\r
-\r
- if (cfg->verbose_level >= 4) {\r
- printf (" Create LVAR R%d (R%d, R%d)\n", inst->dreg, inst->dreg + 1, inst->dreg + 2);\r
- }\r
-\r
-#ifdef MONO_ARCH_SOFT_FLOAT\r
- if (cfg->opt & MONO_OPT_SSA) {\r
- if (mono_type_is_float (type))\r
- inst->flags = MONO_INST_VOLATILE;\r
- }\r
-#endif\r
-\r
- /* Allocate a dummy MonoInst for the first vreg */\r
- MONO_INST_NEW (cfg, tree, OP_LOCAL);\r
- tree->dreg = inst->dreg + 1;\r
- if (cfg->opt & MONO_OPT_SSA)\r
- tree->flags = MONO_INST_VOLATILE;\r
- tree->inst_c0 = num;\r
- tree->type = STACK_I4;\r
- tree->inst_vtype = &mono_defaults.int32_class->byval_arg;\r
- tree->klass = mono_class_from_mono_type (tree->inst_vtype);\r
-\r
- set_vreg_to_inst (cfg, inst->dreg + 1, tree);\r
-\r
- /* Allocate a dummy MonoInst for the second vreg */\r
- MONO_INST_NEW (cfg, tree, OP_LOCAL);\r
- tree->dreg = inst->dreg + 2;\r
- if (cfg->opt & MONO_OPT_SSA)\r
- tree->flags = MONO_INST_VOLATILE;\r
- tree->inst_c0 = num;\r
- tree->type = STACK_I4;\r
- tree->inst_vtype = &mono_defaults.int32_class->byval_arg;\r
- tree->klass = mono_class_from_mono_type (tree->inst_vtype);\r
-\r
- set_vreg_to_inst (cfg, inst->dreg + 2, tree);\r
- }\r
-\r
- cfg->num_varinfo++;\r
- if (cfg->verbose_level > 2)\r
- g_print ("created temp %d (R%d) of type %s\n", num, vreg, mono_type_get_name (type));\r
- return inst;\r
-}\r
-\r
-MonoInst*\r
-mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)\r
-{\r
- int dreg;\r
-\r
- if (mono_type_is_long (type))\r
- dreg = mono_alloc_dreg (cfg, STACK_I8);\r
-#ifdef MONO_ARCH_SOFT_FLOAT\r
- else if (mono_type_is_float (type))\r
- dreg = mono_alloc_dreg (cfg, STACK_R8);\r
-#endif\r
- else\r
- /* All the others are unified */\r
- dreg = mono_alloc_preg (cfg);\r
-\r
- return mono_compile_create_var_for_vreg (cfg, type, opcode, dreg);\r
-}\r
-\r
-/*\r
- * Transform a MonoInst into a load from the variable of index var_index.\r
- */\r
-void\r
-mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index) {\r
- memset (dest, 0, sizeof (MonoInst));\r
- dest->inst_i0 = cfg->varinfo [var_index];\r
- dest->opcode = mini_type_to_ldind (cfg, dest->inst_i0->inst_vtype);\r
- type_to_eval_stack_type (cfg, dest->inst_i0->inst_vtype, dest);\r
- dest->klass = dest->inst_i0->klass;\r
-}\r
-\r
-#endif\r
-\r
-static MonoType*\r
-type_from_stack_type (MonoInst *ins) {\r
- switch (ins->type) {\r
- case STACK_I4: return &mono_defaults.int32_class->byval_arg;\r
- case STACK_I8: return &mono_defaults.int64_class->byval_arg;\r
- case STACK_PTR: return &mono_defaults.int_class->byval_arg;\r
- case STACK_R8: return &mono_defaults.double_class->byval_arg;\r
- case STACK_MP:\r
- /* \r
- * this if used to be commented without any specific reason, but\r
- * it breaks #80235 when commented\r
- */\r
- if (ins->klass)\r
- return &ins->klass->this_arg;\r
- else\r
- return &mono_defaults.object_class->this_arg;\r
- case STACK_OBJ:\r
- /* ins->klass may not be set for ldnull.\r
- * Also, if we have a boxed valuetype, we want an object lass,\r
- * not the valuetype class\r
- */\r
- if (ins->klass && !ins->klass->valuetype)\r
- return &ins->klass->byval_arg;\r
- return &mono_defaults.object_class->byval_arg;\r
- case STACK_VTYPE: return &ins->klass->byval_arg;\r
- default:\r
- g_error ("stack type %d to montype not handled\n", ins->type);\r
- }\r
- return NULL;\r
-}\r
-\r
-MonoType*\r
-mono_type_from_stack_type (MonoInst *ins) {\r
- return type_from_stack_type (ins);\r
-}\r
-\r
-/*\r
- * mono_add_ins_to_end:\r
- *\r
- * Same as MONO_ADD_INS, but add INST before any branches at the end of BB.\r
- */\r
-void\r
-mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst)\r
-{\r
- int opcode;\r
-\r
- if (!bb->code) {\r
- MONO_ADD_INS (bb, inst);\r
- return;\r
- }\r
-\r
- switch (bb->last_ins->opcode) {\r
- case OP_BR:\r
- case OP_BR_REG:\r
- case CEE_BEQ:\r
- case CEE_BGE:\r
- case CEE_BGT:\r
- case CEE_BLE:\r
- case CEE_BLT:\r
- case CEE_BNE_UN:\r
- case CEE_BGE_UN:\r
- case CEE_BGT_UN:\r
- case CEE_BLE_UN:\r
- case CEE_BLT_UN:\r
- case OP_SWITCH:\r
- mono_bblock_insert_before_ins (bb, bb->last_ins, inst);\r
- break;\r
- default:\r
- if (MONO_IS_COND_BRANCH_OP (bb->last_ins)) {\r
- /* Need to insert the ins before the compare */\r
- if (bb->code == bb->last_ins) {\r
- mono_bblock_insert_before_ins (bb, bb->last_ins, inst);\r
- return;\r
- }\r
-\r
- if (bb->code->next == bb->last_ins) {\r
- /* Only two instructions */\r
- opcode = bb->code->opcode;\r
-\r
- if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {\r
- /* NEW IR */\r
- mono_bblock_insert_before_ins (bb, bb->code, inst);\r
- } else {\r
- mono_bblock_insert_before_ins (bb, bb->last_ins, inst);\r
- }\r
- } else {\r
- opcode = bb->last_ins->prev->opcode;\r
-\r
- if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {\r
- /* NEW IR */\r
- mono_bblock_insert_before_ins (bb, bb->last_ins->prev, inst);\r
- } else {\r
- mono_bblock_insert_before_ins (bb, bb->last_ins, inst);\r
- } \r
- }\r
- }\r
- else\r
- MONO_ADD_INS (bb, inst);\r
- break;\r
- }\r
-}\r
-\r
-void\r
-mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks)\r
-{\r
- MonoJumpInfo *ji = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfo));\r
- MonoJumpInfoBBTable *table;\r
-\r
- table = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfoBBTable));\r
- table->table = bbs;\r
- table->table_size = num_blocks;\r
- \r
- ji->ip.label = label;\r
- ji->type = MONO_PATCH_INFO_SWITCH;\r
- ji->data.table = table;\r
- ji->next = cfg->patch_info;\r
- cfg->patch_info = ji;\r
-}\r
-\r
-static MonoMethodSignature *\r
-mono_get_array_new_va_signature (int arity)\r
-{\r
- static GHashTable *sighash = NULL;\r
- MonoMethodSignature *res;\r
- int i;\r
-\r
- mono_jit_lock ();\r
- if (!sighash) {\r
- sighash = g_hash_table_new (NULL, NULL);\r
- }\r
- else if ((res = g_hash_table_lookup (sighash, GINT_TO_POINTER (arity)))) {\r
- mono_jit_unlock ();\r
- return res;\r
- }\r
-\r
- res = mono_metadata_signature_alloc (mono_defaults.corlib, arity + 1);\r
-\r
- res->pinvoke = 1;\r
-#ifdef MONO_ARCH_VARARG_ICALLS\r
- /* Only set this only some archs since not all backends can handle varargs+pinvoke */\r
- res->call_convention = MONO_CALL_VARARG;\r
-#endif\r
-\r
-#ifdef TARGET_WIN32\r
- res->call_convention = MONO_CALL_C;\r
-#endif\r
-\r
- res->params [0] = &mono_defaults.int_class->byval_arg; \r
- for (i = 0; i < arity; i++)\r
- res->params [i + 1] = &mono_defaults.int_class->byval_arg;\r
-\r
- res->ret = &mono_defaults.object_class->byval_arg;\r
-\r
- g_hash_table_insert (sighash, GINT_TO_POINTER (arity), res);\r
- mono_jit_unlock ();\r
-\r
- return res;\r
-}\r
-\r
-MonoJitICallInfo *\r
-mono_get_array_new_va_icall (int rank)\r
-{\r
- MonoMethodSignature *esig;\r
- char icall_name [256];\r
- char *name;\r
- MonoJitICallInfo *info;\r
-\r
- /* Need to register the icall so it gets an icall wrapper */\r
- sprintf (icall_name, "ves_array_new_va_%d", rank);\r
-\r
- mono_jit_lock ();\r
- info = mono_find_jit_icall_by_name (icall_name);\r
- if (info == NULL) {\r
- esig = mono_get_array_new_va_signature (rank);\r
- name = g_strdup (icall_name);\r
- info = mono_register_jit_icall (mono_array_new_va, name, esig, FALSE);\r
-\r
- g_hash_table_insert (jit_icall_name_hash, name, name);\r
- }\r
- mono_jit_unlock ();\r
-\r
- return info;\r
-}\r
-\r
-gboolean\r
-mini_class_is_system_array (MonoClass *klass)\r
-{\r
- if (klass->parent == mono_defaults.array_class)\r
- return TRUE;\r
- else\r
- return FALSE;\r
-}\r
-\r
-static MonoJitICallInfo **emul_opcode_map = NULL;\r
-\r
-MonoJitICallInfo *\r
-mono_find_jit_opcode_emulation (int opcode)\r
-{\r
- g_assert (opcode >= 0 && opcode <= OP_LAST);\r
- if (emul_opcode_map)\r
- return emul_opcode_map [opcode];\r
- else\r
- return NULL;\r
-}\r
-\r
-gboolean\r
-mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method)\r
-{\r
- MonoAssembly *assembly = method->klass->image->assembly;\r
- if (method->wrapper_type != MONO_WRAPPER_NONE)\r
- return FALSE;\r
- if (assembly->in_gac || assembly->image == mono_defaults.corlib)\r
- return FALSE;\r
- if (mono_security_get_mode () != MONO_SECURITY_MODE_NONE)\r
- return FALSE;\r
- return mono_assembly_has_skip_verification (assembly);\r
-}\r
-\r
-/*\r
- * mini_method_verify:\r
- * \r
- * Verify the method using the new verfier.\r
- * \r
- * Returns true if the method is invalid. \r
- */\r
-gboolean\r
-mini_method_verify (MonoCompile *cfg, MonoMethod *method)\r
-{\r
- GSList *tmp, *res;\r
- gboolean is_fulltrust;\r
- MonoLoaderError *error;\r
-\r
- if (method->verification_success)\r
- return FALSE;\r
-\r
- is_fulltrust = mono_verifier_is_method_full_trust (method);\r
-\r
- if (!mono_verifier_is_enabled_for_method (method))\r
- return FALSE;\r
-\r
- res = mono_method_verify_with_current_settings (method, cfg->skip_visibility);\r
-\r
- if ((error = mono_loader_get_last_error ())) {\r
- cfg->exception_type = error->exception_type;\r
- if (res)\r
- mono_free_verify_list (res);\r
- return TRUE;\r
- }\r
-\r
- if (res) { \r
- for (tmp = res; tmp; tmp = tmp->next) {\r
- MonoVerifyInfoExtended *info = (MonoVerifyInfoExtended *)tmp->data;\r
- if (info->info.status == MONO_VERIFY_ERROR) {\r
- cfg->exception_type = info->exception_type;\r
- cfg->exception_message = g_strdup (info->info.message);\r
- mono_free_verify_list (res);\r
- return TRUE;\r
- }\r
- if (info->info.status == MONO_VERIFY_NOT_VERIFIABLE && (!is_fulltrust || info->exception_type == MONO_EXCEPTION_METHOD_ACCESS || info->exception_type == MONO_EXCEPTION_FIELD_ACCESS)) {\r
- cfg->exception_type = info->exception_type;\r
- cfg->exception_message = g_strdup (info->info.message);\r
- mono_free_verify_list (res);\r
- return TRUE;\r
- }\r
- }\r
- mono_free_verify_list (res);\r
- }\r
- method->verification_success = 1;\r
- return FALSE;\r
-}\r
-\r
-/*Returns true is something went wrong*/\r
-static gboolean\r
-mono_compile_is_broken (MonoCompile *cfg)\r
-{\r
- MonoMethod *method = cfg->method;\r
- MonoMethod *method_definition = method;\r
- gboolean dont_verify = mini_assembly_can_skip_verification (cfg->domain, method);\r
- dont_verify |= method->klass->image->assembly->corlib_internal;\r
-\r
- while (method_definition->is_inflated) {\r
- MonoMethodInflated *imethod = (MonoMethodInflated *) method_definition;\r
- method_definition = imethod->declaring;\r
- }\r
-\r
- return !dont_verify && mini_method_verify (cfg, method_definition);\r
-}\r
-\r
-static void\r
-create_helper_signature (void)\r
-{\r
- helper_sig_domain_get = mono_create_icall_signature ("ptr");\r
- helper_sig_class_init_trampoline = mono_create_icall_signature ("void");\r
- helper_sig_generic_class_init_trampoline = mono_create_icall_signature ("void");\r
- helper_sig_rgctx_lazy_fetch_trampoline = mono_create_icall_signature ("ptr ptr");\r
- helper_sig_monitor_enter_exit_trampoline = mono_create_icall_signature ("void");\r
- helper_sig_monitor_enter_exit_trampoline_llvm = mono_create_icall_signature ("void object");\r
-}\r
-\r
-static gconstpointer\r
-mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)\r
-{\r
- char *name;\r
- MonoMethod *wrapper;\r
- gconstpointer trampoline;\r
- MonoDomain *domain = mono_get_root_domain ();\r
- \r
- if (callinfo->wrapper) {\r
- return callinfo->wrapper;\r
- }\r
-\r
- if (callinfo->trampoline)\r
- return callinfo->trampoline;\r
-\r
- /* \r
- * We use the lock on the root domain instead of the JIT lock to protect \r
- * callinfo->trampoline, since we do a lot of stuff inside the critical section.\r
- */\r
- mono_loader_lock (); /*FIXME mono_compile_method requires the loader lock, by large.*/\r
- mono_domain_lock (domain);\r
-\r
- if (callinfo->trampoline) {\r
- mono_domain_unlock (domain);\r
- mono_loader_unlock ();\r
- return callinfo->trampoline;\r
- }\r
-\r
- name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);\r
- wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_for_pending_exc);\r
- g_free (name);\r
-\r
- if (do_compile)\r
- trampoline = mono_compile_method (wrapper);\r
- else\r
- trampoline = mono_create_ftnptr (domain, mono_create_jit_trampoline_in_domain (domain, wrapper));\r
- mono_register_jit_icall_wrapper (callinfo, trampoline);\r
-\r
- callinfo->trampoline = trampoline;\r
-\r
- mono_domain_unlock (domain);\r
- mono_loader_unlock ();\r
- \r
- return callinfo->trampoline;\r
-}\r
-\r
-gconstpointer\r
-mono_icall_get_wrapper (MonoJitICallInfo* callinfo)\r
-{\r
- return mono_icall_get_wrapper_full (callinfo, FALSE);\r
-}\r
-\r
-static void\r
-mono_dynamic_code_hash_insert (MonoDomain *domain, MonoMethod *method, MonoJitDynamicMethodInfo *ji)\r
-{\r
- if (!domain_jit_info (domain)->dynamic_code_hash)\r
- domain_jit_info (domain)->dynamic_code_hash = g_hash_table_new (NULL, NULL);\r
- g_hash_table_insert (domain_jit_info (domain)->dynamic_code_hash, method, ji);\r
-}\r
-\r
-static MonoJitDynamicMethodInfo*\r
-mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)\r
-{\r
- MonoJitDynamicMethodInfo *res;\r
-\r
- if (domain_jit_info (domain)->dynamic_code_hash)\r
- res = g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);\r
- else\r
- res = NULL;\r
- return res;\r
-}\r
-\r
-typedef struct {\r
- MonoClass *vtype;\r
- GList *active, *inactive;\r
- GSList *slots;\r
-} StackSlotInfo;\r
-\r
-static gint \r
-compare_by_interval_start_pos_func (gconstpointer a, gconstpointer b)\r
-{\r
- MonoMethodVar *v1 = (MonoMethodVar*)a;\r
- MonoMethodVar *v2 = (MonoMethodVar*)b;\r
-\r
- if (v1 == v2)\r
- return 0;\r
- else if (v1->interval->range && v2->interval->range)\r
- return v1->interval->range->from - v2->interval->range->from;\r
- else if (v1->interval->range)\r
- return -1;\r
- else\r
- return 1;\r
-}\r
-\r
-#ifndef DISABLE_JIT\r
-\r
-#if 0\r
-#define LSCAN_DEBUG(a) do { a; } while (0)\r
-#else\r
-#define LSCAN_DEBUG(a)\r
-#endif\r
-\r
-static gint32*\r
-mono_allocate_stack_slots_full2 (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)\r
-{\r
- int i, slot, offset, size;\r
- guint32 align;\r
- MonoMethodVar *vmv;\r
- MonoInst *inst;\r
- gint32 *offsets;\r
- GList *vars = NULL, *l, *unhandled;\r
- StackSlotInfo *scalar_stack_slots, *vtype_stack_slots, *slot_info;\r
- MonoType *t;\r
- int nvtypes;\r
- gboolean reuse_slot;\r
-\r
- LSCAN_DEBUG (printf ("Allocate Stack Slots 2 for %s:\n", mono_method_full_name (cfg->method, TRUE)));\r
-\r
- scalar_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * MONO_TYPE_PINNED);\r
- vtype_stack_slots = NULL;\r
- nvtypes = 0;\r
-\r
- offsets = mono_mempool_alloc (cfg->mempool, sizeof (gint32) * cfg->num_varinfo);\r
- for (i = 0; i < cfg->num_varinfo; ++i)\r
- offsets [i] = -1;\r
-\r
- for (i = cfg->locals_start; i < cfg->num_varinfo; i++) {\r
- inst = cfg->varinfo [i];\r
- vmv = MONO_VARINFO (cfg, i);\r
-\r
- if ((inst->flags & MONO_INST_IS_DEAD) || inst->opcode == OP_REGVAR || inst->opcode == OP_REGOFFSET)\r
- continue;\r
-\r
- vars = g_list_prepend (vars, vmv);\r
- }\r
-\r
- vars = g_list_sort (g_list_copy (vars), compare_by_interval_start_pos_func);\r
-\r
- /* Sanity check */\r
- /*\r
- i = 0;\r
- for (unhandled = vars; unhandled; unhandled = unhandled->next) {\r
- MonoMethodVar *current = unhandled->data;\r
-\r
- if (current->interval->range) {\r
- g_assert (current->interval->range->from >= i);\r
- i = current->interval->range->from;\r
- }\r
- }\r
- */\r
-\r
- offset = 0;\r
- *stack_align = 0;\r
- for (unhandled = vars; unhandled; unhandled = unhandled->next) {\r
- MonoMethodVar *current = unhandled->data;\r
-\r
- vmv = current;\r
- inst = cfg->varinfo [vmv->idx];\r
-\r
- /* inst->backend.is_pinvoke indicates native sized value types, this is used by the\r
- * pinvoke wrappers when they call functions returning structures */\r
- if (inst->backend.is_pinvoke && MONO_TYPE_ISSTRUCT (inst->inst_vtype) && inst->inst_vtype->type != MONO_TYPE_TYPEDBYREF) {\r
- size = mono_class_native_size (mono_class_from_mono_type (inst->inst_vtype), &align);\r
- }\r
- else {\r
- int ialign;\r
-\r
- size = mono_type_size (inst->inst_vtype, &ialign);\r
- align = ialign;\r
-\r
- if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (inst->inst_vtype)))\r
- align = 16;\r
- }\r
-\r
- reuse_slot = TRUE;\r
- if (cfg->disable_reuse_stack_slots)\r
- reuse_slot = FALSE;\r
-\r
- t = mono_type_get_underlying_type (inst->inst_vtype);\r
- switch (t->type) {\r
- case MONO_TYPE_GENERICINST:\r
- if (!mono_type_generic_inst_is_valuetype (t)) {\r
- slot_info = &scalar_stack_slots [t->type];\r
- break;\r
- }\r
- /* Fall through */\r
- case MONO_TYPE_VALUETYPE:\r
- if (!vtype_stack_slots)\r
- vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);\r
- for (i = 0; i < nvtypes; ++i)\r
- if (t->data.klass == vtype_stack_slots [i].vtype)\r
- break;\r
- if (i < nvtypes)\r
- slot_info = &vtype_stack_slots [i];\r
- else {\r
- g_assert (nvtypes < 256);\r
- vtype_stack_slots [nvtypes].vtype = t->data.klass;\r
- slot_info = &vtype_stack_slots [nvtypes];\r
- nvtypes ++;\r
- }\r
- if (cfg->disable_reuse_ref_stack_slots)\r
- reuse_slot = FALSE;\r
- break;\r
-\r
- case MONO_TYPE_PTR:\r
- case MONO_TYPE_I:\r
- case MONO_TYPE_U:\r
-#if SIZEOF_REGISTER == 4\r
- case MONO_TYPE_I4:\r
-#else\r
- case MONO_TYPE_I8:\r
-#endif\r
-#ifdef HAVE_SGEN_GC\r
- slot_info = &scalar_stack_slots [MONO_TYPE_I];\r
- break;\r
-#else\r
- /* Fall through */\r
-#endif\r
-\r
- case MONO_TYPE_CLASS:\r
- case MONO_TYPE_OBJECT:\r
- case MONO_TYPE_ARRAY:\r
- case MONO_TYPE_SZARRAY:\r
- case MONO_TYPE_STRING:\r
- /* Share non-float stack slots of the same size */\r
- slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];\r
- if (cfg->disable_reuse_ref_stack_slots)\r
- reuse_slot = FALSE;\r
- break;\r
-\r
- default:\r
- slot_info = &scalar_stack_slots [t->type];\r
- }\r
-\r
- slot = 0xffffff;\r
- if (cfg->comp_done & MONO_COMP_LIVENESS) {\r
- int pos;\r
- gboolean changed;\r
-\r
- //printf ("START %2d %08x %08x\n", vmv->idx, vmv->range.first_use.abs_pos, vmv->range.last_use.abs_pos);\r
-\r
- if (!current->interval->range) {\r
- if (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))\r
- pos = ~0;\r
- else {\r
- /* Dead */\r
- inst->flags |= MONO_INST_IS_DEAD;\r
- continue;\r
- }\r
- }\r
- else\r
- pos = current->interval->range->from;\r
-\r
- LSCAN_DEBUG (printf ("process R%d ", inst->dreg));\r
- if (current->interval->range)\r
- LSCAN_DEBUG (mono_linterval_print (current->interval));\r
- LSCAN_DEBUG (printf ("\n"));\r
-\r
- /* Check for intervals in active which expired or inactive */\r
- changed = TRUE;\r
- /* FIXME: Optimize this */\r
- while (changed) {\r
- changed = FALSE;\r
- for (l = slot_info->active; l != NULL; l = l->next) {\r
- MonoMethodVar *v = (MonoMethodVar*)l->data;\r
-\r
- if (v->interval->last_range->to < pos) {\r
- slot_info->active = g_list_delete_link (slot_info->active, l);\r
- slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [v->idx]));\r
- LSCAN_DEBUG (printf ("Interval R%d has expired, adding 0x%x to slots\n", cfg->varinfo [v->idx]->dreg, offsets [v->idx]));\r
- changed = TRUE;\r
- break;\r
- }\r
- else if (!mono_linterval_covers (v->interval, pos)) {\r
- slot_info->inactive = g_list_append (slot_info->inactive, v);\r
- slot_info->active = g_list_delete_link (slot_info->active, l);\r
- LSCAN_DEBUG (printf ("Interval R%d became inactive\n", cfg->varinfo [v->idx]->dreg));\r
- changed = TRUE;\r
- break;\r
- }\r
- }\r
- }\r
-\r
- /* Check for intervals in inactive which expired or active */\r
- changed = TRUE;\r
- /* FIXME: Optimize this */\r
- while (changed) {\r
- changed = FALSE;\r
- for (l = slot_info->inactive; l != NULL; l = l->next) {\r
- MonoMethodVar *v = (MonoMethodVar*)l->data;\r
-\r
- if (v->interval->last_range->to < pos) {\r
- slot_info->inactive = g_list_delete_link (slot_info->inactive, l);\r
- // FIXME: Enabling this seems to cause impossible to debug crashes\r
- //slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [v->idx]));\r
- LSCAN_DEBUG (printf ("Interval R%d has expired, adding 0x%x to slots\n", cfg->varinfo [v->idx]->dreg, offsets [v->idx]));\r
- changed = TRUE;\r
- break;\r
- }\r
- else if (mono_linterval_covers (v->interval, pos)) {\r
- slot_info->active = g_list_append (slot_info->active, v);\r
- slot_info->inactive = g_list_delete_link (slot_info->inactive, l);\r
- LSCAN_DEBUG (printf ("\tInterval R%d became active\n", cfg->varinfo [v->idx]->dreg));\r
- changed = TRUE;\r
- break;\r
- }\r
- }\r
- }\r
-\r
- /* \r
- * This also handles the case when the variable is used in an\r
- * exception region, as liveness info is not computed there.\r
- */\r
- /* \r
- * FIXME: All valuetypes are marked as INDIRECT because of LDADDR\r
- * opcodes.\r
- */\r
- if (! (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))) {\r
- if (slot_info->slots) {\r
- slot = GPOINTER_TO_INT (slot_info->slots->data);\r
-\r
- slot_info->slots = slot_info->slots->next;\r
- }\r
-\r
- /* FIXME: We might want to consider the inactive intervals as well if slot_info->slots is empty */\r
-\r
- slot_info->active = mono_varlist_insert_sorted (cfg, slot_info->active, vmv, TRUE);\r
- }\r
- }\r
-\r
-#if 0\r
- {\r
- static int count = 0;\r
- count ++;\r
-\r
- if (count == atoi (getenv ("COUNT3")))\r
- printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));\r
- if (count > atoi (getenv ("COUNT3")))\r
- slot = 0xffffff;\r
- else {\r
- mono_print_ins (inst);\r
- }\r
- }\r
-#endif\r
-\r
- LSCAN_DEBUG (printf ("R%d %s -> 0x%x\n", inst->dreg, mono_type_full_name (t), slot));\r
-\r
- if (!reuse_slot)\r
- slot = 0xffffff;\r
-\r
- if (slot == 0xffffff) {\r
- /*\r
- * Allways allocate valuetypes to sizeof (gpointer) to allow more\r
- * efficient copying (and to work around the fact that OP_MEMCPY\r
- * and OP_MEMSET ignores alignment).\r
- */\r
- if (MONO_TYPE_ISSTRUCT (t)) {\r
- align = MAX (align, sizeof (gpointer));\r
- align = MAX (align, mono_class_min_align (mono_class_from_mono_type (t)));\r
- }\r
-\r
- if (backward) {\r
- offset += size;\r
- offset += align - 1;\r
- offset &= ~(align - 1);\r
- slot = offset;\r
- }\r
- else {\r
- offset += align - 1;\r
- offset &= ~(align - 1);\r
- slot = offset;\r
- offset += size;\r
- }\r
-\r
- if (*stack_align == 0)\r
- *stack_align = align;\r
- }\r
-\r
- offsets [vmv->idx] = slot;\r
- }\r
- g_list_free (vars);\r
- for (i = 0; i < MONO_TYPE_PINNED; ++i) {\r
- if (scalar_stack_slots [i].active)\r
- g_list_free (scalar_stack_slots [i].active);\r
- }\r
- for (i = 0; i < nvtypes; ++i) {\r
- if (vtype_stack_slots [i].active)\r
- g_list_free (vtype_stack_slots [i].active);\r
- }\r
-\r
- mono_jit_stats.locals_stack_size += offset;\r
-\r
- *stack_size = offset;\r
- return offsets;\r
-}\r
-\r
-/*\r
- * mono_allocate_stack_slots_full:\r
- *\r
- * Allocate stack slots for all non register allocated variables using a\r
- * linear scan algorithm.\r
- * Returns: an array of stack offsets.\r
- * STACK_SIZE is set to the amount of stack space needed.\r
- * STACK_ALIGN is set to the alignment needed by the locals area.\r
- */\r
-gint32*\r
-mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)\r
-{\r
- int i, slot, offset, size;\r
- guint32 align;\r
- MonoMethodVar *vmv;\r
- MonoInst *inst;\r
- gint32 *offsets;\r
- GList *vars = NULL, *l;\r
- StackSlotInfo *scalar_stack_slots, *vtype_stack_slots, *slot_info;\r
- MonoType *t;\r
- int nvtypes;\r
- gboolean reuse_slot;\r
-\r
- if ((cfg->num_varinfo > 0) && MONO_VARINFO (cfg, 0)->interval)\r
- return mono_allocate_stack_slots_full2 (cfg, backward, stack_size, stack_align);\r
-\r
- scalar_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * MONO_TYPE_PINNED);\r
- vtype_stack_slots = NULL;\r
- nvtypes = 0;\r
-\r
- offsets = mono_mempool_alloc (cfg->mempool, sizeof (gint32) * cfg->num_varinfo);\r
- for (i = 0; i < cfg->num_varinfo; ++i)\r
- offsets [i] = -1;\r
-\r
- for (i = cfg->locals_start; i < cfg->num_varinfo; i++) {\r
- inst = cfg->varinfo [i];\r
- vmv = MONO_VARINFO (cfg, i);\r
-\r
- if ((inst->flags & MONO_INST_IS_DEAD) || inst->opcode == OP_REGVAR || inst->opcode == OP_REGOFFSET)\r
- continue;\r
-\r
- vars = g_list_prepend (vars, vmv);\r
- }\r
-\r
- vars = mono_varlist_sort (cfg, vars, 0);\r
- offset = 0;\r
- *stack_align = sizeof (gpointer);\r
- for (l = vars; l; l = l->next) {\r
- vmv = l->data;\r
- inst = cfg->varinfo [vmv->idx];\r
-\r
- /* inst->backend.is_pinvoke indicates native sized value types, this is used by the\r
- * pinvoke wrappers when they call functions returning structures */\r
- if (inst->backend.is_pinvoke && MONO_TYPE_ISSTRUCT (inst->inst_vtype) && inst->inst_vtype->type != MONO_TYPE_TYPEDBYREF) {\r
- size = mono_class_native_size (mono_class_from_mono_type (inst->inst_vtype), &align);\r
- } else {\r
- int ialign;\r
-\r
- size = mono_type_size (inst->inst_vtype, &ialign);\r
- align = ialign;\r
-\r
- if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (inst->inst_vtype)))\r
- align = 16;\r
- }\r
-\r
- reuse_slot = TRUE;\r
- if (cfg->disable_reuse_stack_slots)\r
- reuse_slot = FALSE;\r
-\r
- t = mono_type_get_underlying_type (inst->inst_vtype);\r
- if (t->byref) {\r
- slot_info = &scalar_stack_slots [MONO_TYPE_I];\r
- } else {\r
- switch (t->type) {\r
- case MONO_TYPE_GENERICINST:\r
- if (!mono_type_generic_inst_is_valuetype (t)) {\r
- slot_info = &scalar_stack_slots [t->type];\r
- break;\r
- }\r
- /* Fall through */\r
- case MONO_TYPE_VALUETYPE:\r
- if (!vtype_stack_slots)\r
- vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);\r
- for (i = 0; i < nvtypes; ++i)\r
- if (t->data.klass == vtype_stack_slots [i].vtype)\r
- break;\r
- if (i < nvtypes)\r
- slot_info = &vtype_stack_slots [i];\r
- else {\r
- g_assert (nvtypes < 256);\r
- vtype_stack_slots [nvtypes].vtype = t->data.klass;\r
- slot_info = &vtype_stack_slots [nvtypes];\r
- nvtypes ++;\r
- }\r
- if (cfg->disable_reuse_ref_stack_slots)\r
- reuse_slot = FALSE;\r
- break;\r
-\r
- case MONO_TYPE_PTR:\r
- case MONO_TYPE_I:\r
- case MONO_TYPE_U:\r
-#if SIZEOF_REGISTER == 4\r
- case MONO_TYPE_I4:\r
-#else\r
- case MONO_TYPE_I8:\r
-#endif\r
-#ifdef HAVE_SGEN_GC\r
- slot_info = &scalar_stack_slots [MONO_TYPE_I];\r
- break;\r
-#else\r
- /* Fall through */\r
-#endif\r
-\r
- case MONO_TYPE_CLASS:\r
- case MONO_TYPE_OBJECT:\r
- case MONO_TYPE_ARRAY:\r
- case MONO_TYPE_SZARRAY:\r
- case MONO_TYPE_STRING:\r
- /* Share non-float stack slots of the same size */\r
- slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];\r
- if (cfg->disable_reuse_ref_stack_slots)\r
- reuse_slot = FALSE;\r
- break;\r
-\r
- default:\r
- slot_info = &scalar_stack_slots [t->type];\r
- }\r
- }\r
-\r
- slot = 0xffffff;\r
- if (cfg->comp_done & MONO_COMP_LIVENESS) {\r
- //printf ("START %2d %08x %08x\n", vmv->idx, vmv->range.first_use.abs_pos, vmv->range.last_use.abs_pos);\r
- \r
- /* expire old intervals in active */\r
- while (slot_info->active) {\r
- MonoMethodVar *amv = (MonoMethodVar *)slot_info->active->data;\r
-\r
- if (amv->range.last_use.abs_pos > vmv->range.first_use.abs_pos)\r
- break;\r
-\r
- //printf ("EXPIR %2d %08x %08x C%d R%d\n", amv->idx, amv->range.first_use.abs_pos, amv->range.last_use.abs_pos, amv->spill_costs, amv->reg);\r
-\r
- slot_info->active = g_list_delete_link (slot_info->active, slot_info->active);\r
- slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [amv->idx]));\r
- }\r
-\r
- /* \r
- * This also handles the case when the variable is used in an\r
- * exception region, as liveness info is not computed there.\r
- */\r
- /* \r
- * FIXME: All valuetypes are marked as INDIRECT because of LDADDR\r
- * opcodes.\r
- */\r
- if (! (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))) {\r
- if (slot_info->slots) {\r
- slot = GPOINTER_TO_INT (slot_info->slots->data);\r
-\r
- slot_info->slots = slot_info->slots->next;\r
- }\r
-\r
- slot_info->active = mono_varlist_insert_sorted (cfg, slot_info->active, vmv, TRUE);\r
- }\r
- }\r
-\r
- {\r
- static int count = 0;\r
- count ++;\r
-\r
- /*\r
- if (count == atoi (getenv ("COUNT")))\r
- printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));\r
- if (count > atoi (getenv ("COUNT")))\r
- slot = 0xffffff;\r
- else {\r
- mono_print_ins (inst);\r
- }\r
- */\r
- }\r
-\r
- if (!reuse_slot)\r
- slot = 0xffffff;\r
-\r
- if (slot == 0xffffff) {\r
- /*\r
- * Allways allocate valuetypes to sizeof (gpointer) to allow more\r
- * efficient copying (and to work around the fact that OP_MEMCPY\r
- * and OP_MEMSET ignores alignment).\r
- */\r
- if (MONO_TYPE_ISSTRUCT (t)) {\r
- align = MAX (align, sizeof (gpointer));\r
- align = MAX (align, mono_class_min_align (mono_class_from_mono_type (t)));\r
- /* \r
- * Align the size too so the code generated for passing vtypes in\r
- * registers doesn't overwrite random locals.\r
- */\r
- size = (size + (align - 1)) & ~(align -1);\r
- }\r
-\r
- if (backward) {\r
- offset += size;\r
- offset += align - 1;\r
- offset &= ~(align - 1);\r
- slot = offset;\r
- }\r
- else {\r
- offset += align - 1;\r
- offset &= ~(align - 1);\r
- slot = offset;\r
- offset += size;\r
- }\r
-\r
- *stack_align = MAX (*stack_align, align);\r
- }\r
-\r
- offsets [vmv->idx] = slot;\r
- }\r
- g_list_free (vars);\r
- for (i = 0; i < MONO_TYPE_PINNED; ++i) {\r
- if (scalar_stack_slots [i].active)\r
- g_list_free (scalar_stack_slots [i].active);\r
- }\r
- for (i = 0; i < nvtypes; ++i) {\r
- if (vtype_stack_slots [i].active)\r
- g_list_free (vtype_stack_slots [i].active);\r
- }\r
-\r
- mono_jit_stats.locals_stack_size += offset;\r
-\r
- *stack_size = offset;\r
- return offsets;\r
-}\r
-\r
-#else\r
-\r
-gint32*\r
-mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)\r
-{\r
- g_assert_not_reached ();\r
- return NULL;\r
-}\r
-\r
-#endif /* DISABLE_JIT */\r
-\r
-gint32*\r
-mono_allocate_stack_slots (MonoCompile *m, guint32 *stack_size, guint32 *stack_align)\r
-{\r
- return mono_allocate_stack_slots_full (m, TRUE, stack_size, stack_align);\r
-}\r
-\r
-void\r
-mono_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, gboolean no_throw)\r
-{\r
- MonoJitICallInfo *info;\r
- MonoMethodSignature *sig = mono_create_icall_signature (sigstr);\r
-\r
- if (!emul_opcode_map)\r
- emul_opcode_map = g_new0 (MonoJitICallInfo*, OP_LAST + 1);\r
-\r
- g_assert (!sig->hasthis);\r
- g_assert (sig->param_count < 3);\r
-\r
- info = mono_register_jit_icall (func, name, sig, no_throw);\r
-\r
- emul_opcode_map [opcode] = info;\r
-}\r
-\r
-static void\r
-register_icall (gpointer func, const char *name, const char *sigstr, gboolean save)\r
-{\r
- MonoMethodSignature *sig;\r
-\r
- if (sigstr)\r
- sig = mono_create_icall_signature (sigstr);\r
- else\r
- sig = NULL;\r
-\r
- mono_register_jit_icall (func, name, sig, save);\r
-}\r
-\r
-static void\r
-print_dfn (MonoCompile *cfg) {\r
- int i, j;\r
- char *code;\r
- MonoBasicBlock *bb;\r
- MonoInst *c;\r
-\r
- g_print ("IR code for method %s\n", mono_method_full_name (cfg->method, TRUE));\r
-\r
- for (i = 0; i < cfg->num_bblocks; ++i) {\r
- bb = cfg->bblocks [i];\r
- /*if (bb->cil_code) {\r
- char* code1, *code2;\r
- code1 = mono_disasm_code_one (NULL, cfg->method, bb->cil_code, NULL);\r
- if (bb->last_ins->cil_code)\r
- code2 = mono_disasm_code_one (NULL, cfg->method, bb->last_ins->cil_code, NULL);\r
- else\r
- code2 = g_strdup ("");\r
-\r
- code1 [strlen (code1) - 1] = 0;\r
- code = g_strdup_printf ("%s -> %s", code1, code2);\r
- g_free (code1);\r
- g_free (code2);\r
- } else*/\r
- code = g_strdup ("\n");\r
- g_print ("\nBB%d (%d) (len: %d): %s", bb->block_num, i, bb->cil_length, code);\r
- MONO_BB_FOR_EACH_INS (bb, c) {\r
- mono_print_ins_index (-1, c);\r
- }\r
-\r
- g_print ("\tprev:");\r
- for (j = 0; j < bb->in_count; ++j) {\r
- g_print (" BB%d", bb->in_bb [j]->block_num);\r
- }\r
- g_print ("\t\tsucc:");\r
- for (j = 0; j < bb->out_count; ++j) {\r
- g_print (" BB%d", bb->out_bb [j]->block_num);\r
- }\r
- g_print ("\n\tidom: BB%d\n", bb->idom? bb->idom->block_num: -1);\r
-\r
- if (bb->idom)\r
- g_assert (mono_bitset_test_fast (bb->dominators, bb->idom->dfn));\r
-\r
- if (bb->dominators)\r
- mono_blockset_print (cfg, bb->dominators, "\tdominators", bb->idom? bb->idom->dfn: -1);\r
- if (bb->dfrontier)\r
- mono_blockset_print (cfg, bb->dfrontier, "\tdfrontier", -1);\r
- g_free (code);\r
- }\r
-\r
- g_print ("\n");\r
-}\r
-\r
-void\r
-mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst)\r
-{\r
- MONO_ADD_INS (bb, inst);\r
-}\r
-\r
-void\r
-mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert)\r
-{\r
- if (ins == NULL) {\r
- ins = bb->code;\r
- bb->code = ins_to_insert;\r
-\r
- /* Link with next */\r
- ins_to_insert->next = ins;\r
- if (ins)\r
- ins->prev = ins_to_insert;\r
-\r
- if (bb->last_ins == NULL)\r
- bb->last_ins = ins_to_insert;\r
- } else {\r
- /* Link with next */\r
- ins_to_insert->next = ins->next;\r
- if (ins->next)\r
- ins->next->prev = ins_to_insert;\r
-\r
- /* Link with previous */\r
- ins->next = ins_to_insert;\r
- ins_to_insert->prev = ins;\r
-\r
- if (bb->last_ins == ins)\r
- bb->last_ins = ins_to_insert;\r
- }\r
-}\r
-\r
-void\r
-mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert)\r
-{\r
- if (ins == NULL) {\r
- ins = bb->code;\r
- bb->code = ins_to_insert;\r
- ins_to_insert->next = ins;\r
- if (bb->last_ins == NULL)\r
- bb->last_ins = ins_to_insert;\r
- } else {\r
- /* Link with previous */\r
- if (ins->prev)\r
- ins->prev->next = ins_to_insert;\r
- ins_to_insert->prev = ins->prev;\r
-\r
- /* Link with next */\r
- ins->prev = ins_to_insert;\r
- ins_to_insert->next = ins;\r
-\r
- if (bb->code == ins)\r
- bb->code = ins_to_insert;\r
- }\r
-}\r
-\r
-/*\r
- * mono_verify_bblock:\r
- *\r
- * Verify that the next and prev pointers are consistent inside the instructions in BB.\r
- */\r
-void\r
-mono_verify_bblock (MonoBasicBlock *bb)\r
-{\r
- MonoInst *ins, *prev;\r
-\r
- prev = NULL;\r
- for (ins = bb->code; ins; ins = ins->next) {\r
- g_assert (ins->prev == prev);\r
- prev = ins;\r
- }\r
- if (bb->last_ins)\r
- g_assert (!bb->last_ins->next);\r
-}\r
-\r
-/*\r
- * mono_verify_cfg:\r
- *\r
- * Perform consistency checks on the JIT data structures and the IR\r
- */\r
-void\r
-mono_verify_cfg (MonoCompile *cfg)\r
-{\r
- MonoBasicBlock *bb;\r
-\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- mono_verify_bblock (bb);\r
-}\r
-\r
-void\r
-mono_destroy_compile (MonoCompile *cfg)\r
-{\r
- //mono_mempool_stats (cfg->mempool);\r
- mono_free_loop_info (cfg);\r
- if (cfg->rs)\r
- mono_regstate_free (cfg->rs);\r
- if (cfg->spvars)\r
- g_hash_table_destroy (cfg->spvars);\r
- if (cfg->exvars)\r
- g_hash_table_destroy (cfg->exvars);\r
- mono_mempool_destroy (cfg->mempool);\r
- g_list_free (cfg->ldstr_list);\r
- g_hash_table_destroy (cfg->token_info_hash);\r
- if (cfg->abs_patches)\r
- g_hash_table_destroy (cfg->abs_patches);\r
-\r
- g_free (cfg->varinfo);\r
- g_free (cfg->vars);\r
- g_free (cfg->exception_message);\r
- g_free (cfg);\r
-}\r
-\r
-#ifdef HAVE_KW_THREAD\r
-static __thread gpointer mono_lmf_addr MONO_TLS_FAST;\r
-#ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR\r
-/* \r
- * When this is defined, the current lmf is stored in this tls variable instead of in \r
- * jit_tls->lmf.\r
- */\r
-static __thread gpointer mono_lmf MONO_TLS_FAST;\r
-#endif\r
-#endif\r
-\r
-guint32\r
-mono_get_jit_tls_key (void)\r
-{\r
- return mono_jit_tls_id;\r
-}\r
-\r
-gint32\r
-mono_get_jit_tls_offset (void)\r
-{\r
-#ifdef HAVE_KW_THREAD\r
- int offset;\r
- MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);\r
- return offset;\r
-#else\r
- return -1;\r
-#endif\r
-}\r
-\r
-gint32\r
-mono_get_lmf_tls_offset (void)\r
-{\r
-#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)\r
- int offset;\r
- MONO_THREAD_VAR_OFFSET(mono_lmf,offset);\r
- return offset;\r
-#else\r
- return -1;\r
-#endif\r
-}\r
-\r
-gint32\r
-mono_get_lmf_addr_tls_offset (void)\r
-{\r
- int offset;\r
- MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);\r
- return offset;\r
-}\r
-\r
-MonoLMF *\r
-mono_get_lmf (void)\r
-{\r
-#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)\r
- return mono_lmf;\r
-#else\r
- MonoJitTlsData *jit_tls;\r
-\r
- if ((jit_tls = TlsGetValue (mono_jit_tls_id)))\r
- return jit_tls->lmf;\r
-\r
- g_assert_not_reached ();\r
- return NULL;\r
-#endif\r
-}\r
-\r
-MonoLMF **\r
-mono_get_lmf_addr (void)\r
-{\r
-#ifdef HAVE_KW_THREAD\r
- return mono_lmf_addr;\r
-#else\r
- MonoJitTlsData *jit_tls;\r
-\r
- if ((jit_tls = TlsGetValue (mono_jit_tls_id)))\r
- return &jit_tls->lmf;\r
-\r
- /*\r
- * When resolving the call to mono_jit_thread_attach full-aot will look\r
- * in the plt, which causes a call into the generic trampoline, which in turn\r
- * tries to resolve the lmf_addr creating a cyclic dependency. We cannot\r
- * call mono_jit_thread_attach from the native-to-managed wrapper, without\r
- * mono_get_lmf_addr, and mono_get_lmf_addr requires the thread to be attached.\r
- */\r
-\r
- mono_jit_thread_attach (NULL);\r
- \r
- if ((jit_tls = TlsGetValue (mono_jit_tls_id)))\r
- return &jit_tls->lmf;\r
-\r
- g_assert_not_reached ();\r
- return NULL;\r
-#endif\r
-}\r
-\r
-void\r
-mono_set_lmf (MonoLMF *lmf)\r
-{\r
-#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)\r
- mono_lmf = lmf;\r
-#endif\r
-\r
- (*mono_get_lmf_addr ()) = lmf;\r
-}\r
-\r
-/* Called by native->managed wrappers */\r
-void\r
-mono_jit_thread_attach (MonoDomain *domain)\r
-{\r
- if (!domain)\r
- /* \r
- * Happens when called from AOTed code which is only used in the root\r
- * domain.\r
- */\r
- domain = mono_get_root_domain ();\r
-\r
-#ifdef HAVE_KW_THREAD\r
- if (!mono_lmf_addr) {\r
- mono_thread_attach (domain);\r
- }\r
-#else\r
- if (!TlsGetValue (mono_jit_tls_id))\r
- mono_thread_attach (domain);\r
-#endif\r
- if (mono_domain_get () != domain)\r
- mono_domain_set (domain, TRUE);\r
-} \r
-\r
-/**\r
- * mono_thread_abort:\r
- * @obj: exception object\r
- *\r
- * abort the thread, print exception information and stack trace\r
- */\r
-static void\r
-mono_thread_abort (MonoObject *obj)\r
-{\r
- /* MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id); */\r
- \r
- /* handle_remove should be eventually called for this thread, too\r
- g_free (jit_tls);*/\r
-\r
- if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||\r
- (obj->vtable->klass == mono_defaults.threadabortexception_class)) {\r
- mono_thread_exit ();\r
- } else {\r
- exit (mono_environment_exitcode_get ());\r
- }\r
-}\r
-\r
-static void*\r
-setup_jit_tls_data (gpointer stack_start, gpointer abort_func)\r
-{\r
- MonoJitTlsData *jit_tls;\r
- MonoLMF *lmf;\r
-\r
- jit_tls = TlsGetValue (mono_jit_tls_id);\r
- if (jit_tls)\r
- return jit_tls;\r
-\r
- jit_tls = g_new0 (MonoJitTlsData, 1);\r
-\r
- TlsSetValue (mono_jit_tls_id, jit_tls);\r
-\r
-#ifdef HAVE_KW_THREAD\r
- mono_jit_tls = jit_tls;\r
-#endif\r
-\r
- jit_tls->abort_func = abort_func;\r
- jit_tls->end_of_stack = stack_start;\r
-\r
- lmf = g_new0 (MonoLMF, 1);\r
-#ifdef MONO_ARCH_INIT_TOP_LMF_ENTRY\r
- MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);\r
-#else\r
- lmf->ebp = -1;\r
-#endif\r
-\r
- jit_tls->first_lmf = lmf;\r
-\r
-#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)\r
- /* jit_tls->lmf is unused */\r
- mono_lmf = lmf;\r
- mono_lmf_addr = &mono_lmf;\r
-#else\r
-#if defined(HAVE_KW_THREAD)\r
- mono_lmf_addr = &jit_tls->lmf; \r
-#endif\r
-\r
- jit_tls->lmf = lmf;\r
-#endif\r
-\r
- mono_arch_setup_jit_tls_data (jit_tls);\r
- mono_setup_altstack (jit_tls);\r
-\r
- return jit_tls;\r
-}\r
-\r
-static void\r
-mono_thread_start_cb (gsize tid, gpointer stack_start, gpointer func)\r
-{\r
- MonoInternalThread *thread;\r
- void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);\r
- thread = mono_thread_internal_current ();\r
- mono_debugger_thread_created (tid, thread->root_domain_thread, jit_tls, func);\r
- if (thread)\r
- thread->jit_data = jit_tls;\r
-}\r
-\r
-void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;\r
-\r
-static void\r
-mono_thread_abort_dummy (MonoObject *obj)\r
-{\r
- if (mono_thread_attach_aborted_cb)\r
- mono_thread_attach_aborted_cb (obj);\r
- else\r
- mono_thread_abort (obj);\r
-}\r
-\r
-static void\r
-mono_thread_attach_cb (gsize tid, gpointer stack_start)\r
-{\r
- MonoInternalThread *thread;\r
- void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);\r
- thread = mono_thread_internal_current ();\r
- mono_debugger_thread_created (tid, thread->root_domain_thread, (MonoJitTlsData *) jit_tls, NULL);\r
- if (thread)\r
- thread->jit_data = jit_tls;\r
- if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)\r
- mono_runtime_setup_stat_profiler ();\r
-}\r
-\r
-static void\r
-mini_thread_cleanup (MonoThread *thread)\r
-{\r
- MonoInternalThread *internal = thread->internal_thread;\r
- MonoJitTlsData *jit_tls = internal->jit_data;\r
-\r
- if (jit_tls) {\r
- mono_debugger_thread_cleanup (jit_tls);\r
- mono_arch_free_jit_tls_data (jit_tls);\r
-\r
- mono_free_altstack (jit_tls);\r
- g_free (jit_tls->first_lmf);\r
- g_free (jit_tls);\r
- internal->jit_data = NULL;\r
-\r
- /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff\r
- * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's\r
- * not a trivial thing.\r
- *\r
- * The current offender is mono_thread_manage which cleanup threads from the outside.\r
- */\r
- if (internal == mono_thread_internal_current ()) {\r
- TlsSetValue (mono_jit_tls_id, NULL);\r
-\r
-#ifdef HAVE_KW_THREAD\r
- mono_jit_tls = NULL;\r
- mono_lmf_addr = NULL;\r
-#if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)\r
- mono_lmf = NULL;\r
-#endif\r
-#endif \r
- }\r
- }\r
-}\r
-\r
-static MonoInst*\r
-mono_create_tls_get (MonoCompile *cfg, int offset)\r
-{\r
-#ifdef MONO_ARCH_HAVE_TLS_GET\r
- MonoInst* ins;\r
- \r
- if (offset == -1)\r
- return NULL;\r
- \r
- MONO_INST_NEW (cfg, ins, OP_TLS_GET);\r
- ins->dreg = mono_alloc_preg (cfg);\r
- ins->inst_offset = offset;\r
- return ins;\r
-#else\r
- return NULL;\r
-#endif\r
-}\r
-\r
-MonoInst*\r
-mono_get_jit_tls_intrinsic (MonoCompile *cfg)\r
-{\r
- return mono_create_tls_get (cfg, mono_get_jit_tls_offset ());\r
-}\r
-\r
-MonoInst*\r
-mono_get_domain_intrinsic (MonoCompile* cfg)\r
-{\r
- return mono_create_tls_get (cfg, mono_domain_get_tls_offset ());\r
-}\r
-\r
-void\r
-mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target)\r
-{\r
- MonoJumpInfo *ji = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfo));\r
-\r
- ji->ip.i = ip;\r
- ji->type = type;\r
- ji->data.target = target;\r
- ji->next = cfg->patch_info;\r
-\r
- cfg->patch_info = ji;\r
-}\r
-\r
-MonoJumpInfo *\r
-mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)\r
-{\r
- MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);\r
-\r
- ji->ip.i = ip;\r
- ji->type = type;\r
- ji->data.target = target;\r
- ji->next = list;\r
-\r
- return ji;\r
-}\r
-\r
-void\r
-mono_remove_patch_info (MonoCompile *cfg, int ip)\r
-{\r
- MonoJumpInfo **ji = &cfg->patch_info;\r
-\r
- while (*ji) {\r
- if ((*ji)->ip.i == ip)\r
- *ji = (*ji)->next;\r
- else\r
- ji = &((*ji)->next);\r
- }\r
-}\r
-\r
-/**\r
- * mono_patch_info_dup_mp:\r
- *\r
- * Make a copy of PATCH_INFO, allocating memory from the mempool MP.\r
- */\r
-MonoJumpInfo*\r
-mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)\r
-{\r
- MonoJumpInfo *res = mono_mempool_alloc (mp, sizeof (MonoJumpInfo));\r
- memcpy (res, patch_info, sizeof (MonoJumpInfo));\r
-\r
- switch (patch_info->type) {\r
- case MONO_PATCH_INFO_RVA:\r
- case MONO_PATCH_INFO_LDSTR:\r
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE:\r
- case MONO_PATCH_INFO_LDTOKEN:\r
- case MONO_PATCH_INFO_DECLSEC:\r
- res->data.token = mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));\r
- memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));\r
- break;\r
- case MONO_PATCH_INFO_SWITCH:\r
- res->data.table = mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));\r
- memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));\r
- res->data.table->table = mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);\r
- memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);\r
- break;\r
- case MONO_PATCH_INFO_RGCTX_FETCH:\r
- res->data.rgctx_entry = mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));\r
- memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));\r
- res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);\r
- break;\r
- default:\r
- break;\r
- }\r
-\r
- return res;\r
-}\r
-\r
-guint\r
-mono_patch_info_hash (gconstpointer data)\r
-{\r
- const MonoJumpInfo *ji = (MonoJumpInfo*)data;\r
-\r
- switch (ji->type) {\r
- case MONO_PATCH_INFO_RVA:\r
- case MONO_PATCH_INFO_LDSTR:\r
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE:\r
- case MONO_PATCH_INFO_LDTOKEN:\r
- case MONO_PATCH_INFO_DECLSEC:\r
- return (ji->type << 8) | ji->data.token->token;\r
- case MONO_PATCH_INFO_INTERNAL_METHOD:\r
- return (ji->type << 8) | g_str_hash (ji->data.name);\r
- case MONO_PATCH_INFO_VTABLE:\r
- case MONO_PATCH_INFO_CLASS:\r
- case MONO_PATCH_INFO_IID:\r
- case MONO_PATCH_INFO_ADJUSTED_IID:\r
- case MONO_PATCH_INFO_CLASS_INIT:\r
- case MONO_PATCH_INFO_METHODCONST:\r
- case MONO_PATCH_INFO_METHOD:\r
- case MONO_PATCH_INFO_METHOD_JUMP:\r
- case MONO_PATCH_INFO_IMAGE:\r
- case MONO_PATCH_INFO_JIT_ICALL_ADDR:\r
- case MONO_PATCH_INFO_FIELD:\r
- case MONO_PATCH_INFO_SFLDA:\r
- case MONO_PATCH_INFO_SEQ_POINT_INFO:\r
- return (ji->type << 8) | (gssize)ji->data.target;\r
- default:\r
- return (ji->type << 8);\r
- }\r
-}\r
-\r
-/* \r
- * mono_patch_info_equal:\r
- * \r
- * This might fail to recognize equivalent patches, i.e. floats, so its only\r
- * usable in those cases where this is not a problem, i.e. sharing GOT slots\r
- * in AOT.\r
- */\r
-gint\r
-mono_patch_info_equal (gconstpointer ka, gconstpointer kb)\r
-{\r
- const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;\r
- const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;\r
-\r
- if (ji1->type != ji2->type)\r
- return 0;\r
-\r
- switch (ji1->type) {\r
- case MONO_PATCH_INFO_RVA:\r
- case MONO_PATCH_INFO_LDSTR:\r
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE:\r
- case MONO_PATCH_INFO_LDTOKEN:\r
- case MONO_PATCH_INFO_DECLSEC:\r
- if ((ji1->data.token->image != ji2->data.token->image) ||\r
- (ji1->data.token->token != ji2->data.token->token) || \r
- (ji1->data.token->has_context != ji2->data.token->has_context) ||\r
- (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||\r
- (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))\r
- return 0;\r
- break;\r
- case MONO_PATCH_INFO_INTERNAL_METHOD:\r
- return g_str_equal (ji1->data.name, ji2->data.name);\r
-\r
- case MONO_PATCH_INFO_RGCTX_FETCH: {\r
- MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;\r
- MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;\r
-\r
- return e1->method == e2->method && e1->in_mrgctx == e2->in_mrgctx && e1->info_type == e2->info_type && mono_patch_info_equal (e1->data, e2->data);\r
- }\r
- default:\r
- if (ji1->data.target != ji2->data.target)\r
- return 0;\r
- break;\r
- }\r
-\r
- return 1;\r
-}\r
-\r
-gpointer\r
-mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors)\r
-{\r
- unsigned char *ip = patch_info->ip.i + code;\r
- gconstpointer target = NULL;\r
-\r
- switch (patch_info->type) {\r
- case MONO_PATCH_INFO_BB:\r
- /* \r
- * FIXME: This could be hit for methods without a prolog. Should use -1\r
- * but too much code depends on a 0 initial value.\r
- */\r
- //g_assert (patch_info->data.bb->native_offset);\r
- target = patch_info->data.bb->native_offset + code;\r
- break;\r
- case MONO_PATCH_INFO_ABS:\r
- target = patch_info->data.target;\r
- break;\r
- case MONO_PATCH_INFO_LABEL:\r
- target = patch_info->data.inst->inst_c0 + code;\r
- break;\r
- case MONO_PATCH_INFO_IP:\r
- target = ip;\r
- break;\r
- case MONO_PATCH_INFO_METHOD_REL:\r
- target = code + patch_info->data.offset;\r
- break;\r
- case MONO_PATCH_INFO_INTERNAL_METHOD: {\r
- MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);\r
- if (!mi) {\r
- g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);\r
- g_assert_not_reached ();\r
- }\r
- target = mono_icall_get_wrapper (mi);\r
- break;\r
- }\r
- case MONO_PATCH_INFO_METHOD_JUMP:\r
- target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE);\r
- break;\r
- case MONO_PATCH_INFO_METHOD:\r
- if (patch_info->data.method == method) {\r
- target = code;\r
- } else {\r
- /* get the trampoline to the method from the domain */\r
- target = mono_create_jit_trampoline (patch_info->data.method);\r
- }\r
- break;\r
- case MONO_PATCH_INFO_SWITCH: {\r
- gpointer *jump_table;\r
- int i;\r
-\r
- if (method && method->dynamic) {\r
- jump_table = mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);\r
- } else {\r
- if (mono_aot_only) {\r
- jump_table = mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);\r
- } else {\r
- jump_table = mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);\r
- }\r
- }\r
-\r
- for (i = 0; i < patch_info->data.table->table_size; i++)\r
- jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);\r
- target = jump_table;\r
- break;\r
- }\r
- case MONO_PATCH_INFO_METHODCONST:\r
- case MONO_PATCH_INFO_CLASS:\r
- case MONO_PATCH_INFO_IMAGE:\r
- case MONO_PATCH_INFO_FIELD:\r
- target = patch_info->data.target;\r
- break;\r
- case MONO_PATCH_INFO_IID:\r
- mono_class_init (patch_info->data.klass);\r
- target = GINT_TO_POINTER ((int)patch_info->data.klass->interface_id);\r
- break;\r
- case MONO_PATCH_INFO_ADJUSTED_IID:\r
- mono_class_init (patch_info->data.klass);\r
- target = GINT_TO_POINTER ((int)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));\r
- break;\r
- case MONO_PATCH_INFO_VTABLE:\r
- target = mono_class_vtable (domain, patch_info->data.klass);\r
- g_assert (target);\r
- break;\r
- case MONO_PATCH_INFO_CLASS_INIT: {\r
- MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.klass);\r
-\r
- g_assert (vtable);\r
- target = mono_create_class_init_trampoline (vtable);\r
- break;\r
- }\r
- case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:\r
- target = mono_create_delegate_trampoline (patch_info->data.klass);\r
- break;\r
- case MONO_PATCH_INFO_SFLDA: {\r
- MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);\r
-\r
- g_assert (vtable);\r
- if (!vtable->initialized && !(vtable->klass->flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT) && (method && mono_class_needs_cctor_run (vtable->klass, method)))\r
- /* Done by the generated code */\r
- ;\r
- else {\r
- if (run_cctors)\r
- mono_runtime_class_init (vtable);\r
- }\r
- target = (char*)vtable->data + patch_info->data.field->offset;\r
- break;\r
- }\r
- case MONO_PATCH_INFO_RVA: {\r
- guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);\r
- guint32 rva;\r
-\r
- mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);\r
- target = mono_image_rva_map (patch_info->data.token->image, rva);\r
- break;\r
- }\r
- case MONO_PATCH_INFO_R4:\r
- case MONO_PATCH_INFO_R8:\r
- target = patch_info->data.target;\r
- break;\r
- case MONO_PATCH_INFO_EXC_NAME:\r
- target = patch_info->data.name;\r
- break;\r
- case MONO_PATCH_INFO_LDSTR:\r
- target =\r
- mono_ldstr (domain, patch_info->data.token->image, \r
- mono_metadata_token_index (patch_info->data.token->token));\r
- break;\r
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {\r
- gpointer handle;\r
- MonoClass *handle_class;\r
-\r
- handle = mono_ldtoken (patch_info->data.token->image, \r
- patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL);\r
- mono_class_init (handle_class);\r
- mono_class_init (mono_class_from_mono_type (handle));\r
-\r
- target =\r
- mono_type_get_object (domain, handle);\r
- break;\r
- }\r
- case MONO_PATCH_INFO_LDTOKEN: {\r
- gpointer handle;\r
- MonoClass *handle_class;\r
- \r
- handle = mono_ldtoken (patch_info->data.token->image,\r
- patch_info->data.token->token, &handle_class, NULL);\r
- mono_class_init (handle_class);\r
- \r
- target = handle;\r
- break;\r
- }\r
- case MONO_PATCH_INFO_DECLSEC:\r
- target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);\r
- break;\r
- case MONO_PATCH_INFO_ICALL_ADDR:\r
- /* run_cctors == 0 -> AOT */\r
- if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {\r
- if (run_cctors) {\r
- target = mono_lookup_pinvoke_call (patch_info->data.method, NULL, NULL);\r
- if (!target)\r
- g_error ("Unable to resolve pinvoke method '%s' Re-run with MONO_LOG_LEVEL=debug for more information.\n", mono_method_full_name (patch_info->data.method, TRUE));\r
- } else {\r
- target = NULL;\r
- }\r
- } else {\r
- target = mono_lookup_internal_call (patch_info->data.method);\r
-\r
- if (!target && run_cctors)\r
- g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));\r
- }\r
- break;\r
- case MONO_PATCH_INFO_JIT_ICALL_ADDR: {\r
- MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);\r
- if (!mi) {\r
- g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);\r
- g_assert_not_reached ();\r
- }\r
- target = mi->func;\r
- break;\r
- }\r
- case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:\r
- target = mono_thread_interruption_request_flag ();\r
- break;\r
- case MONO_PATCH_INFO_METHOD_RGCTX: {\r
- MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);\r
- g_assert (vtable);\r
-\r
- target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);\r
- break;\r
- }\r
- case MONO_PATCH_INFO_BB_OVF:\r
- case MONO_PATCH_INFO_EXC_OVF:\r
- case MONO_PATCH_INFO_GOT_OFFSET:\r
- case MONO_PATCH_INFO_NONE:\r
- break;\r
- case MONO_PATCH_INFO_RGCTX_FETCH: {\r
- MonoJumpInfoRgctxEntry *entry = patch_info->data.rgctx_entry;\r
- guint32 slot = -1;\r
-\r
- switch (entry->data->type) {\r
- case MONO_PATCH_INFO_CLASS:\r
- slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, &entry->data->data.klass->byval_arg, entry->info_type, mono_method_get_context (entry->method));\r
- break;\r
- case MONO_PATCH_INFO_METHOD:\r
- case MONO_PATCH_INFO_METHODCONST:\r
- slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, entry->data->data.method, entry->info_type, mono_method_get_context (entry->method));\r
- break;\r
- case MONO_PATCH_INFO_FIELD:\r
- slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, entry->data->data.field, entry->info_type, mono_method_get_context (entry->method));\r
- break;\r
- default:\r
- g_assert_not_reached ();\r
- break;\r
- }\r
-\r
- target = mono_create_rgctx_lazy_fetch_trampoline (slot);\r
- break;\r
- }\r
- case MONO_PATCH_INFO_GENERIC_CLASS_INIT:\r
- target = mono_create_generic_class_init_trampoline ();\r
- break;\r
- case MONO_PATCH_INFO_MONITOR_ENTER:\r
- target = mono_create_monitor_enter_trampoline ();\r
- break;\r
- case MONO_PATCH_INFO_MONITOR_EXIT:\r
- target = mono_create_monitor_exit_trampoline ();\r
- break;\r
-#ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED\r
- case MONO_PATCH_INFO_SEQ_POINT_INFO:\r
- if (!run_cctors)\r
- /* AOT, not needed */\r
- target = NULL;\r
- else\r
- target = mono_arch_get_seq_point_info (domain, code);\r
- break;\r
-#endif\r
- case MONO_PATCH_INFO_LLVM_IMT_TRAMPOLINE:\r
-#ifdef MONO_ARCH_LLVM_SUPPORTED\r
- g_assert (mono_use_llvm);\r
- target = mono_create_llvm_imt_trampoline (domain, patch_info->data.imt_tramp->method, patch_info->data.imt_tramp->vt_offset);\r
-#else\r
- g_assert_not_reached ();\r
-#endif\r
- break;\r
- default:\r
- g_assert_not_reached ();\r
- }\r
-\r
- return (gpointer)target;\r
-}\r
-\r
-void\r
-mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset)\r
-{\r
- ins->inst_offset = native_offset;\r
- g_ptr_array_add (cfg->seq_points, ins);\r
- bb->seq_points = g_slist_prepend_mempool (cfg->mempool, bb->seq_points, ins);\r
- bb->last_seq_point = ins;\r
-}\r
-\r
-static void\r
-mono_compile_create_vars (MonoCompile *cfg)\r
-{\r
- MonoMethodSignature *sig;\r
- MonoMethodHeader *header;\r
- int i;\r
-\r
- header = mono_method_get_header (cfg->method);\r
-\r
- sig = mono_method_signature (cfg->method);\r
- \r
- if (!MONO_TYPE_IS_VOID (sig->ret)) {\r
- cfg->ret = mono_compile_create_var (cfg, sig->ret, OP_ARG);\r
- /* Inhibit optimizations */\r
- cfg->ret->flags |= MONO_INST_VOLATILE;\r
- }\r
- if (cfg->verbose_level > 2)\r
- g_print ("creating vars\n");\r
-\r
- cfg->args = mono_mempool_alloc0 (cfg->mempool, (sig->param_count + sig->hasthis) * sizeof (MonoInst*));\r
-\r
- if (sig->hasthis)\r
- cfg->args [0] = mono_compile_create_var (cfg, &cfg->method->klass->this_arg, OP_ARG);\r
-\r
- for (i = 0; i < sig->param_count; ++i) {\r
- cfg->args [i + sig->hasthis] = mono_compile_create_var (cfg, sig->params [i], OP_ARG);\r
- }\r
-\r
- if (cfg->verbose_level > 2) {\r
- if (cfg->ret) {\r
- printf ("\treturn : ");\r
- mono_print_ins (cfg->ret);\r
- }\r
-\r
- if (sig->hasthis) {\r
- printf ("\tthis: ");\r
- mono_print_ins (cfg->args [0]);\r
- }\r
-\r
- for (i = 0; i < sig->param_count; ++i) {\r
- printf ("\targ [%d]: ", i);\r
- mono_print_ins (cfg->args [i + sig->hasthis]);\r
- }\r
- }\r
-\r
- cfg->locals_start = cfg->num_varinfo;\r
- cfg->locals = mono_mempool_alloc0 (cfg->mempool, header->num_locals * sizeof (MonoInst*));\r
-\r
- if (cfg->verbose_level > 2)\r
- g_print ("creating locals\n");\r
-\r
- for (i = 0; i < header->num_locals; ++i)\r
- cfg->locals [i] = mono_compile_create_var (cfg, header->locals [i], OP_LOCAL);\r
-\r
- if (cfg->verbose_level > 2)\r
- g_print ("locals done\n");\r
-\r
- mono_arch_create_vars (cfg);\r
-}\r
-\r
-void\r
-mono_print_code (MonoCompile *cfg, const char* msg)\r
-{\r
- MonoBasicBlock *bb;\r
- \r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- mono_print_bb (bb, msg);\r
-}\r
-\r
-#ifndef DISABLE_JIT\r
-\r
-static void\r
-mono_postprocess_patches (MonoCompile *cfg)\r
-{\r
- MonoJumpInfo *patch_info;\r
- int i;\r
-\r
- for (patch_info = cfg->patch_info; patch_info; patch_info = patch_info->next) {\r
- switch (patch_info->type) {\r
- case MONO_PATCH_INFO_ABS: {\r
- MonoJitICallInfo *info = mono_find_jit_icall_by_addr (patch_info->data.target);\r
-\r
- /*\r
- * Change patches of type MONO_PATCH_INFO_ABS into patches describing the \r
- * absolute address.\r
- */\r
- if (info) {\r
- //printf ("TEST %s %p\n", info->name, patch_info->data.target);\r
- // FIXME: CLEAN UP THIS MESS.\r
- if ((cfg->method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) && \r
- strstr (cfg->method->name, info->name)) {\r
- /*\r
- * This is an icall wrapper, and this is a call to the\r
- * wrapped function.\r
- */\r
- if (cfg->compile_aot) {\r
- patch_info->type = MONO_PATCH_INFO_JIT_ICALL_ADDR;\r
- patch_info->data.name = info->name;\r
- }\r
- } else {\r
- /* for these array methods we currently register the same function pointer\r
- * since it's a vararg function. But this means that mono_find_jit_icall_by_addr ()\r
- * will return the incorrect one depending on the order they are registered.\r
- * See tests/test-arr.cs\r
- */\r
- if (strstr (info->name, "ves_array_new_va_") == NULL && strstr (info->name, "ves_array_element_address_") == NULL) {\r
- patch_info->type = MONO_PATCH_INFO_INTERNAL_METHOD;\r
- patch_info->data.name = info->name;\r
- }\r
- }\r
- }\r
-\r
- if (patch_info->type == MONO_PATCH_INFO_ABS) {\r
- if (cfg->abs_patches) {\r
- MonoJumpInfo *abs_ji = g_hash_table_lookup (cfg->abs_patches, patch_info->data.target);\r
- if (abs_ji) {\r
- patch_info->type = abs_ji->type;\r
- patch_info->data.target = abs_ji->data.target;\r
- }\r
- }\r
- }\r
-\r
- break;\r
- }\r
- case MONO_PATCH_INFO_SWITCH: {\r
- gpointer *table;\r
- if (cfg->method->dynamic) {\r
- table = mono_code_manager_reserve (cfg->dynamic_info->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);\r
- } else {\r
- table = mono_domain_code_reserve (cfg->domain, sizeof (gpointer) * patch_info->data.table->table_size);\r
- }\r
-\r
- for (i = 0; i < patch_info->data.table->table_size; i++) {\r
- /* Might be NULL if the switch is eliminated */\r
- if (patch_info->data.table->table [i]) {\r
- g_assert (patch_info->data.table->table [i]->native_offset);\r
- table [i] = GINT_TO_POINTER (patch_info->data.table->table [i]->native_offset);\r
- } else {\r
- table [i] = NULL;\r
- }\r
- }\r
- patch_info->data.table->table = (MonoBasicBlock**)table;\r
- break;\r
- }\r
- case MONO_PATCH_INFO_METHOD_JUMP: {\r
- GSList *list;\r
- MonoDomain *domain = cfg->domain;\r
- unsigned char *ip = cfg->native_code + patch_info->ip.i;\r
-\r
- mono_domain_lock (domain);\r
- if (!domain_jit_info (domain)->jump_target_hash)\r
- domain_jit_info (domain)->jump_target_hash = g_hash_table_new (NULL, NULL);\r
- list = g_hash_table_lookup (domain_jit_info (domain)->jump_target_hash, patch_info->data.method);\r
- list = g_slist_prepend (list, ip);\r
- g_hash_table_insert (domain_jit_info (domain)->jump_target_hash, patch_info->data.method, list);\r
- mono_domain_unlock (domain);\r
- break;\r
- }\r
- default:\r
- /* do nothing */\r
- break;\r
- }\r
- }\r
-}\r
-\r
-static void\r
-collect_pred_seq_points (MonoBasicBlock *bb, MonoInst *ins, GSList **next, int depth)\r
-{\r
- int i;\r
- MonoBasicBlock *in_bb;\r
-\r
- for (i = 0; i < bb->in_count; ++i) {\r
- in_bb = bb->in_bb [i];\r
-\r
- if (in_bb->last_seq_point) {\r
- next [in_bb->last_seq_point->backend.size] = g_slist_append (next [in_bb->last_seq_point->backend.size], GUINT_TO_POINTER (ins->backend.size));\r
- } else {\r
- /* Have to look at its predecessors */\r
- if (depth < 5)\r
- collect_pred_seq_points (in_bb, ins, next, depth + 1);\r
- }\r
- }\r
-}\r
-\r
-static void\r
-mono_save_seq_point_info (MonoCompile *cfg)\r
-{\r
- MonoBasicBlock *bb;\r
- GSList *bb_seq_points, *l;\r
- MonoInst *last;\r
- MonoDomain *domain = cfg->domain;\r
- int i;\r
- MonoSeqPointInfo *info;\r
- GSList **next;\r
-\r
- if (!cfg->seq_points)\r
- return;\r
-\r
- info = g_malloc0 (sizeof (MonoSeqPointInfo) + (cfg->seq_points->len - MONO_ZERO_LEN_ARRAY) * sizeof (SeqPoint));\r
- info->len = cfg->seq_points->len;\r
- for (i = 0; i < cfg->seq_points->len; ++i) {\r
- SeqPoint *sp = &info->seq_points [i];\r
- MonoInst *ins = g_ptr_array_index (cfg->seq_points, i);\r
-\r
- sp->il_offset = ins->inst_imm;\r
- sp->native_offset = ins->inst_offset;\r
-\r
- /* Used below */\r
- ins->backend.size = i;\r
- }\r
-\r
- if (strcmp (cfg->method->name, "Foo") == 0)\r
- printf ("HIT!\n");\r
-\r
- /*\r
- * For each sequence point, compute the list of sequence points immediately\r
- * following it, this is needed to implement 'step over' in the debugger agent.\r
- */ \r
- next = g_new0 (GSList*, cfg->seq_points->len);\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- bb_seq_points = g_slist_reverse (bb->seq_points);\r
- last = NULL;\r
- for (l = bb_seq_points; l; l = l->next) {\r
- MonoInst *ins = l->data;\r
-\r
- if (!(ins->flags & MONO_INST_SINGLE_STEP_LOC))\r
- continue;\r
-\r
- if (last != NULL) {\r
- /* Link with the previous seq point in the same bb */\r
- next [last->backend.size] = g_slist_append (next [last->backend.size], GUINT_TO_POINTER (ins->backend.size));\r
- } else {\r
- /* Link with the last bb in the previous bblocks */\r
- collect_pred_seq_points (bb, ins, next, 0);\r
- }\r
-\r
- last = ins;\r
- }\r
- }\r
-\r
- if (cfg->verbose_level > 2) {\r
- printf ("\nSEQ POINT MAP: \n");\r
- }\r
-\r
- for (i = 0; i < cfg->seq_points->len; ++i) {\r
- SeqPoint *sp = &info->seq_points [i];\r
- GSList *l;\r
- int j, next_index;\r
-\r
- sp->next_len = g_slist_length (next [i]);\r
- sp->next = g_new (int, sp->next_len);\r
- j = 0;\r
- if (cfg->verbose_level > 2 && next [i]) {\r
- printf ("\t0x%x ->", sp->il_offset);\r
- for (l = next [i]; l; l = l->next) {\r
- next_index = GPOINTER_TO_UINT (l->data);\r
- printf (" 0x%x", info->seq_points [next_index].il_offset);\r
- }\r
- printf ("\n");\r
- }\r
- for (l = next [i]; l; l = l->next) {\r
- next_index = GPOINTER_TO_UINT (l->data);\r
- sp->next [j ++] = next_index;\r
- }\r
- g_slist_free (next [i]);\r
- }\r
- g_free (next);\r
-\r
- cfg->seq_point_info = info;\r
-\r
- // FIXME: dynamic methods\r
- mono_domain_lock (domain);\r
- g_hash_table_insert (domain_jit_info (domain)->seq_points, cfg->method_to_register, info);\r
- mono_domain_unlock (domain);\r
-\r
- g_ptr_array_free (cfg->seq_points, TRUE);\r
- cfg->seq_points = NULL;\r
-}\r
-\r
-void\r
-mono_codegen (MonoCompile *cfg)\r
-{\r
- MonoBasicBlock *bb;\r
- int max_epilog_size;\r
- guint8 *code;\r
-\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- cfg->spill_count = 0;\r
- /* we reuse dfn here */\r
- /* bb->dfn = bb_count++; */\r
-\r
- mono_arch_lowering_pass (cfg, bb);\r
-\r
- if (cfg->opt & MONO_OPT_PEEPHOLE)\r
- mono_arch_peephole_pass_1 (cfg, bb);\r
-\r
- if (!cfg->globalra)\r
- mono_local_regalloc (cfg, bb);\r
-\r
- if (cfg->opt & MONO_OPT_PEEPHOLE)\r
- mono_arch_peephole_pass_2 (cfg, bb);\r
- }\r
-\r
- if (cfg->prof_options & MONO_PROFILE_COVERAGE)\r
- cfg->coverage_info = mono_profiler_coverage_alloc (cfg->method, cfg->num_bblocks);\r
-\r
- code = mono_arch_emit_prolog (cfg);\r
-\r
- if (cfg->prof_options & MONO_PROFILE_ENTER_LEAVE)\r
- code = mono_arch_instrument_prolog (cfg, mono_profiler_method_enter, code, FALSE);\r
-\r
- cfg->code_len = code - cfg->native_code;\r
- cfg->prolog_end = cfg->code_len;\r
-\r
- mono_debug_open_method (cfg);\r
-\r
- /* emit code all basic blocks */\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- bb->native_offset = cfg->code_len;\r
- //if ((bb == cfg->bb_entry) || !(bb->region == -1 && !bb->dfn))\r
- mono_arch_output_basic_block (cfg, bb);\r
-\r
- if (bb == cfg->bb_exit) {\r
- cfg->epilog_begin = cfg->code_len;\r
-\r
- if (cfg->prof_options & MONO_PROFILE_ENTER_LEAVE) {\r
- code = cfg->native_code + cfg->code_len;\r
- code = mono_arch_instrument_epilog (cfg, mono_profiler_method_leave, code, FALSE);\r
- cfg->code_len = code - cfg->native_code;\r
- g_assert (cfg->code_len < cfg->code_size);\r
- }\r
-\r
- mono_arch_emit_epilog (cfg);\r
- }\r
- }\r
-\r
- mono_arch_emit_exceptions (cfg);\r
-\r
- max_epilog_size = 0;\r
-\r
- code = cfg->native_code + cfg->code_len;\r
-\r
- /* we always allocate code in cfg->domain->code_mp to increase locality */\r
- cfg->code_size = cfg->code_len + max_epilog_size;\r
- /* fixme: align to MONO_ARCH_CODE_ALIGNMENT */\r
-\r
- if (cfg->method->dynamic) {\r
- guint unwindlen = 0;\r
-#ifdef MONO_ARCH_HAVE_UNWIND_TABLE\r
- unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);\r
-#endif\r
- /* Allocate the code into a separate memory pool so it can be freed */\r
- cfg->dynamic_info = g_new0 (MonoJitDynamicMethodInfo, 1);\r
- cfg->dynamic_info->code_mp = mono_code_manager_new_dynamic ();\r
- mono_domain_lock (cfg->domain);\r
- mono_dynamic_code_hash_insert (cfg->domain, cfg->method, cfg->dynamic_info);\r
- mono_domain_unlock (cfg->domain);\r
-\r
- code = mono_code_manager_reserve (cfg->dynamic_info->code_mp, cfg->code_size + unwindlen);\r
- } else {\r
- guint unwindlen = 0;\r
-#ifdef MONO_ARCH_HAVE_UNWIND_TABLE\r
- unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);\r
-#endif\r
- code = mono_domain_code_reserve (cfg->domain, cfg->code_size + unwindlen);\r
- }\r
-\r
- memcpy (code, cfg->native_code, cfg->code_len);\r
- g_free (cfg->native_code);\r
- cfg->native_code = code;\r
- code = cfg->native_code + cfg->code_len;\r
- \r
- /* g_assert (((int)cfg->native_code & (MONO_ARCH_CODE_ALIGNMENT - 1)) == 0); */\r
- mono_postprocess_patches (cfg);\r
-\r
-#ifdef VALGRIND_JIT_REGISTER_MAP\r
-if (valgrind_register){\r
- char* nm = mono_method_full_name (cfg->method, TRUE);\r
- VALGRIND_JIT_REGISTER_MAP (nm, cfg->native_code, cfg->native_code + cfg->code_len);\r
- g_free (nm);\r
- }\r
-#endif\r
- \r
- if (cfg->verbose_level > 0) {\r
- char* nm = mono_method_full_name (cfg->method, TRUE);\r
- g_print ("Method %s emitted at %p to %p (code length %d) [%s]\n", \r
- nm, \r
- cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);\r
- g_free (nm);\r
- }\r
-\r
- {\r
- gboolean is_generic = FALSE;\r
-\r
- if (cfg->method->is_inflated || mono_method_get_generic_container (cfg->method) ||\r
- cfg->method->klass->generic_container || cfg->method->klass->generic_class) {\r
- is_generic = TRUE;\r
- }\r
-\r
- if (cfg->generic_sharing_context)\r
- g_assert (is_generic);\r
- }\r
-\r
-#ifdef MONO_ARCH_HAVE_SAVE_UNWIND_INFO\r
- mono_arch_save_unwind_info (cfg);\r
-#endif\r
- \r
- mono_arch_patch_code (cfg->method, cfg->domain, cfg->native_code, cfg->patch_info, cfg->run_cctors);\r
-\r
- if (cfg->method->dynamic) {\r
- mono_code_manager_commit (cfg->dynamic_info->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);\r
- } else {\r
- mono_domain_code_commit (cfg->domain, cfg->native_code, cfg->code_size, cfg->code_len);\r
- }\r
- mono_profiler_code_buffer_new (cfg->native_code, cfg->code_len, MONO_PROFILER_CODE_BUFFER_METHOD, cfg->method);\r
- \r
- mono_arch_flush_icache (cfg->native_code, cfg->code_len);\r
-\r
- mono_debug_close_method (cfg);\r
-\r
-#ifdef MONO_ARCH_HAVE_UNWIND_TABLE\r
- mono_arch_unwindinfo_install_unwind_info (&cfg->arch.unwindinfo, cfg->native_code, cfg->code_len);\r
-#endif\r
-}\r
-\r
-static void\r
-compute_reachable (MonoBasicBlock *bb)\r
-{\r
- int i;\r
-\r
- if (!(bb->flags & BB_VISITED)) {\r
- bb->flags |= BB_VISITED;\r
- for (i = 0; i < bb->out_count; ++i)\r
- compute_reachable (bb->out_bb [i]);\r
- }\r
-}\r
-\r
-static MonoJitInfo*\r
-create_jit_info (MonoCompile *cfg, MonoMethod *method_to_compile)\r
-{\r
- MonoMethodHeader *header;\r
- MonoJitInfo *jinfo;\r
- int num_clauses;\r
- int generic_info_size;\r
-\r
- header = mono_method_get_header (method_to_compile);\r
-\r
- if (cfg->generic_sharing_context)\r
- generic_info_size = sizeof (MonoGenericJitInfo);\r
- else\r
- generic_info_size = 0;\r
-\r
- if (COMPILE_LLVM (cfg))\r
- num_clauses = cfg->llvm_ex_info_len;\r
- else\r
- num_clauses = header->num_clauses;\r
-\r
- if (cfg->method->dynamic) {\r
- jinfo = g_malloc0 (MONO_SIZEOF_JIT_INFO + (num_clauses * sizeof (MonoJitExceptionInfo)) +\r
- generic_info_size);\r
- } else {\r
- jinfo = mono_domain_alloc0 (cfg->domain, MONO_SIZEOF_JIT_INFO +\r
- (num_clauses * sizeof (MonoJitExceptionInfo)) +\r
- generic_info_size);\r
- }\r
-\r
- jinfo->method = cfg->method_to_register;\r
- jinfo->code_start = cfg->native_code;\r
- jinfo->code_size = cfg->code_len;\r
- jinfo->used_regs = cfg->used_int_regs;\r
- jinfo->domain_neutral = (cfg->opt & MONO_OPT_SHARED) != 0;\r
- jinfo->cas_inited = FALSE; /* initialization delayed at the first stalk walk using this method */\r
- jinfo->num_clauses = num_clauses;\r
- if (COMPILE_LLVM (cfg))\r
- jinfo->from_llvm = TRUE;\r
-\r
- if (cfg->generic_sharing_context) {\r
- MonoInst *inst;\r
- MonoGenericJitInfo *gi;\r
-\r
- jinfo->has_generic_jit_info = 1;\r
-\r
- gi = mono_jit_info_get_generic_jit_info (jinfo);\r
- g_assert (gi);\r
-\r
- gi->generic_sharing_context = cfg->generic_sharing_context;\r
-\r
- if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||\r
- mini_method_get_context (method_to_compile)->method_inst ||\r
- method_to_compile->klass->valuetype) {\r
- g_assert (cfg->rgctx_var);\r
- }\r
-\r
- gi->has_this = 1;\r
-\r
- if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||\r
- mini_method_get_context (method_to_compile)->method_inst ||\r
- method_to_compile->klass->valuetype) {\r
- inst = cfg->rgctx_var;\r
- g_assert (inst->opcode == OP_REGOFFSET);\r
- } else {\r
- inst = cfg->args [0];\r
- }\r
-\r
- if (inst->opcode == OP_REGVAR) {\r
- gi->this_in_reg = 1;\r
- gi->this_reg = inst->dreg;\r
- } else {\r
- g_assert (inst->opcode == OP_REGOFFSET);\r
-#ifdef TARGET_X86\r
- g_assert (inst->inst_basereg == X86_EBP);\r
-#elif defined(TARGET_AMD64)\r
- g_assert (inst->inst_basereg == X86_EBP || inst->inst_basereg == X86_ESP);\r
-#endif\r
- g_assert (inst->inst_offset >= G_MININT32 && inst->inst_offset <= G_MAXINT32);\r
-\r
- gi->this_in_reg = 0;\r
- gi->this_reg = inst->inst_basereg;\r
- gi->this_offset = inst->inst_offset;\r
- }\r
- }\r
-\r
- if (COMPILE_LLVM (cfg)) {\r
- if (num_clauses)\r
- memcpy (&jinfo->clauses [0], &cfg->llvm_ex_info [0], num_clauses * sizeof (MonoJitExceptionInfo));\r
- } else if (header->num_clauses) {\r
- int i;\r
-\r
- for (i = 0; i < header->num_clauses; i++) {\r
- MonoExceptionClause *ec = &header->clauses [i];\r
- MonoJitExceptionInfo *ei = &jinfo->clauses [i];\r
- MonoBasicBlock *tblock;\r
- MonoInst *exvar;\r
-\r
- ei->flags = ec->flags;\r
-\r
- exvar = mono_find_exvar_for_offset (cfg, ec->handler_offset);\r
- ei->exvar_offset = exvar ? exvar->inst_offset : 0;\r
-\r
- if (ei->flags == MONO_EXCEPTION_CLAUSE_FILTER) {\r
- tblock = cfg->cil_offset_to_bb [ec->data.filter_offset];\r
- g_assert (tblock);\r
- ei->data.filter = cfg->native_code + tblock->native_offset;\r
- } else {\r
- ei->data.catch_class = ec->data.catch_class;\r
- }\r
-\r
- tblock = cfg->cil_offset_to_bb [ec->try_offset];\r
- g_assert (tblock);\r
- ei->try_start = cfg->native_code + tblock->native_offset;\r
- g_assert (tblock->native_offset);\r
- tblock = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];\r
- g_assert (tblock);\r
- ei->try_end = cfg->native_code + tblock->native_offset;\r
- g_assert (tblock->native_offset);\r
- tblock = cfg->cil_offset_to_bb [ec->handler_offset];\r
- g_assert (tblock);\r
- ei->handler_start = cfg->native_code + tblock->native_offset;\r
- }\r
- }\r
-\r
- /* \r
- * Its possible to generate dwarf unwind info for xdebug etc, but not actually\r
- * using it during runtime, hence the define.\r
- */\r
-#ifdef MONO_ARCH_HAVE_XP_UNWIND\r
- if (cfg->encoded_unwind_ops) {\r
- jinfo->used_regs = mono_cache_unwind_info (cfg->encoded_unwind_ops, cfg->encoded_unwind_ops_len);\r
- g_free (cfg->encoded_unwind_ops);\r
- } else if (cfg->unwind_ops) {\r
- guint32 info_len;\r
- guint8 *unwind_info = mono_unwind_ops_encode (cfg->unwind_ops, &info_len);\r
-\r
- jinfo->used_regs = mono_cache_unwind_info (unwind_info, info_len);\r
- g_free (unwind_info);\r
- }\r
-#endif\r
-\r
- return jinfo;\r
-}\r
-\r
-/*\r
- * mini_method_compile:\r
- * @method: the method to compile\r
- * @opts: the optimization flags to use\r
- * @domain: the domain where the method will be compiled in\r
- * @run_cctors: whether we should run type ctors if possible\r
- * @compile_aot: whether this is an AOT compilation\r
- * @parts: debug flag\r
- *\r
- * Returns: a MonoCompile* pointer. Caller must check the exception_type\r
- * field in the returned struct to see if compilation succeded.\r
- */\r
-MonoCompile*\r
-mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts)\r
-{\r
- MonoMethodHeader *header;\r
- guint8 *ip;\r
- MonoCompile *cfg;\r
- int dfn, i, code_size_ratio;\r
- gboolean deadce_has_run = FALSE;\r
- gboolean try_generic_shared, try_llvm;\r
- MonoMethod *method_to_compile, *method_to_register;\r
-\r
- mono_jit_stats.methods_compiled++;\r
- if (mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)\r
- mono_profiler_method_jit (method);\r
- if (MONO_PROBE_METHOD_COMPILE_BEGIN_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_BEGIN (method);\r
- \r
- if (compile_aot)\r
- /* We are passed the original generic method definition */\r
- try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&\r
- (opts & MONO_OPT_GSHARED) && (method->is_generic || method->klass->generic_container);\r
- else\r
- try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&\r
- (opts & MONO_OPT_GSHARED) && mono_method_is_generic_sharable_impl (method, FALSE);\r
-\r
- if (opts & MONO_OPT_GSHARED) {\r
- if (try_generic_shared)\r
- mono_stats.generics_sharable_methods++;\r
- else if (mono_method_is_generic_impl (method))\r
- mono_stats.generics_unsharable_methods++;\r
- }\r
-\r
- try_llvm = TRUE;\r
-\r
-#ifndef ENABLE_LLVM\r
- try_llvm = FALSE;\r
-#endif\r
-\r
- restart_compile:\r
- if (try_generic_shared) {\r
- MonoMethod *declaring_method;\r
- MonoGenericContext *shared_context;\r
-\r
- if (compile_aot) {\r
- declaring_method = method;\r
- } else {\r
- declaring_method = mono_method_get_declaring_generic_method (method);\r
- if (method->klass->generic_class)\r
- g_assert (method->klass->generic_class->container_class == declaring_method->klass);\r
- else\r
- g_assert (method->klass == declaring_method->klass);\r
- }\r
-\r
- if (declaring_method->is_generic)\r
- shared_context = &(mono_method_get_generic_container (declaring_method)->context);\r
- else\r
- shared_context = &declaring_method->klass->generic_container->context;\r
-\r
- method_to_compile = mono_class_inflate_generic_method (declaring_method, shared_context);\r
- g_assert (method_to_compile);\r
- } else {\r
- method_to_compile = method;\r
- }\r
-\r
- cfg = g_new0 (MonoCompile, 1);\r
- cfg->method = method_to_compile;\r
- cfg->mempool = mono_mempool_new ();\r
- cfg->opt = opts;\r
- cfg->prof_options = mono_profiler_get_events ();\r
- cfg->run_cctors = run_cctors;\r
- cfg->domain = domain;\r
- cfg->verbose_level = mini_verbose;\r
- cfg->compile_aot = compile_aot;\r
- cfg->skip_visibility = method->skip_visibility;\r
- cfg->orig_method = method;\r
- cfg->gen_seq_points = debug_options.gen_seq_points;\r
- cfg->explicit_null_checks = debug_options.explicit_null_checks;\r
- if (try_generic_shared)\r
- cfg->generic_sharing_context = (MonoGenericSharingContext*)&cfg->generic_sharing_context;\r
- cfg->compile_llvm = try_llvm;\r
- cfg->token_info_hash = g_hash_table_new (NULL, NULL);\r
-\r
- if (cfg->gen_seq_points)\r
- cfg->seq_points = g_ptr_array_new ();\r
-\r
- if (cfg->compile_aot && !try_generic_shared && (method->is_generic || method->klass->generic_container)) {\r
- cfg->exception_type = MONO_EXCEPTION_GENERIC_SHARING_FAILED;\r
- return cfg;\r
- }\r
-\r
- if (cfg->generic_sharing_context) {\r
- MonoGenericContext object_context = mono_method_construct_object_context (method_to_compile);\r
-\r
- method_to_register = mono_class_inflate_generic_method (method_to_compile, &object_context);\r
- } else {\r
- g_assert (method == method_to_compile);\r
- method_to_register = method;\r
- }\r
- cfg->method_to_register = method_to_register;\r
-\r
- if (cfg->compile_llvm) {\r
- /* No way to obtain the location info for 'this' */\r
- if (try_generic_shared) {\r
- cfg->exception_message = g_strdup ("gshared");\r
- cfg->disable_llvm = TRUE;\r
- }\r
-\r
- if (cfg->method->save_lmf) {\r
- cfg->exception_message = g_strdup ("lmf");\r
- cfg->disable_llvm = TRUE;\r
- }\r
-\r
- /* FIXME: */\r
- if (cfg->method->dynamic) {\r
- cfg->exception_message = g_strdup ("dynamic.");\r
- cfg->disable_llvm = TRUE;\r
- }\r
- }\r
-\r
- header = mono_method_get_header (method_to_compile);\r
- if (!header) {\r
- MonoLoaderError *error;\r
-\r
- if ((error = mono_loader_get_last_error ())) {\r
- cfg->exception_type = error->exception_type;\r
- } else {\r
- cfg->exception_type = MONO_EXCEPTION_INVALID_PROGRAM;\r
- cfg->exception_message = g_strdup_printf ("Missing or incorrect header for method %s", cfg->method->name);\r
- }\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, FALSE);\r
- return cfg;\r
- }\r
-\r
- if (FALSE && header->clauses) {\r
- /* \r
- * Cannot be enabled until LLVM supports implicit exceptions, or we use\r
- * explicit checks, or we disable this for methods which might throw implicit\r
- * exceptions inside clauses.\r
- */\r
- cfg->exception_message = g_strdup ("clauses");\r
- cfg->disable_llvm = TRUE;\r
- }\r
-\r
-#ifdef ENABLE_LLVM\r
- {\r
- static gboolean inited;\r
-\r
- if (!inited) {\r
- mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &methods_with_llvm); \r
- mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &methods_without_llvm);\r
- inited = TRUE;\r
- }\r
- \r
- /* \r
- * Check for methods which cannot be compiled by LLVM early, to avoid\r
- * the extra compilation pass.\r
- */\r
- if (COMPILE_LLVM (cfg) && cfg->disable_llvm) {\r
- if (cfg->verbose_level >= 1) {\r
- //nm = mono_method_full_name (cfg->method, TRUE);\r
- printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);\r
- //g_free (nm);\r
- }\r
- InterlockedIncrement (&methods_without_llvm);\r
- mono_destroy_compile (cfg);\r
- try_llvm = FALSE;\r
- goto restart_compile;\r
- }\r
- }\r
-#endif\r
-\r
- /* The debugger has no liveness information, so avoid sharing registers/stack slots */\r
- if (mono_debug_using_mono_debugger () || debug_options.mdb_optimizations) {\r
- cfg->disable_reuse_registers = TRUE;\r
- cfg->disable_reuse_stack_slots = TRUE;\r
- /* \r
- * This decreases the change the debugger will read registers/stack slots which are\r
- * not yet initialized.\r
- */\r
- cfg->disable_initlocals_opt = TRUE;\r
-\r
- cfg->extend_live_ranges = TRUE;\r
-\r
- /* Temporarily disable this when running in the debugger until we have support\r
- * for this in the debugger. */\r
- cfg->disable_omit_fp = TRUE;\r
-\r
- /* The debugger needs all locals to be on the stack or in a global register */\r
- cfg->disable_vreg_to_lvreg = TRUE;\r
-\r
- /* Don't remove unused variables when running inside the debugger since the user\r
- * may still want to view them. */\r
- cfg->disable_deadce_vars = TRUE;\r
-\r
- // cfg->opt |= MONO_OPT_SHARED;\r
- cfg->opt &= ~MONO_OPT_DEADCE;\r
- cfg->opt &= ~MONO_OPT_INLINE;\r
- cfg->opt &= ~MONO_OPT_COPYPROP;\r
- cfg->opt &= ~MONO_OPT_CONSPROP;\r
- cfg->opt &= ~MONO_OPT_GSHARED;\r
-\r
- /* This is needed for the soft debugger, which doesn't like code after the epilog */\r
- cfg->disable_out_of_line_bblocks = TRUE;\r
- }\r
-\r
- if (mono_using_xdebug) {\r
- /* \r
- * Make each variable use its own register/stack slot and extend \r
- * their liveness to cover the whole method, making them displayable\r
- * in gdb even after they are dead.\r
- */\r
- cfg->disable_reuse_registers = TRUE;\r
- cfg->disable_reuse_stack_slots = TRUE;\r
- cfg->extend_live_ranges = TRUE;\r
- cfg->compute_precise_live_ranges = TRUE;\r
- }\r
-\r
- mini_gc_init_gc_map (cfg);\r
-\r
- if (COMPILE_LLVM (cfg)) {\r
- cfg->opt |= MONO_OPT_ABCREM;\r
- }\r
-\r
- if (getenv ("MONO_VERBOSE_METHOD")) {\r
- char *name = getenv ("MONO_VERBOSE_METHOD");\r
-\r
- if (strchr (name, '.') || strchr (name, ':')) {\r
- MonoMethodDesc *desc;\r
- \r
- desc = mono_method_desc_new (name, TRUE);\r
- if (mono_method_desc_full_match (desc, cfg->method)) {\r
- cfg->verbose_level = 4;\r
- }\r
- mono_method_desc_free (desc);\r
- } else {\r
- if (strcmp (cfg->method->name, getenv ("MONO_VERBOSE_METHOD")) == 0)\r
- cfg->verbose_level = 4;\r
- }\r
- }\r
-\r
- ip = (guint8 *)header->code;\r
-\r
- cfg->intvars = mono_mempool_alloc0 (cfg->mempool, sizeof (guint16) * STACK_MAX * header->max_stack);\r
-\r
- if (cfg->verbose_level > 0) {\r
- if (COMPILE_LLVM (cfg))\r
- g_print ("converting llvm method %s\n", mono_method_full_name (method, TRUE));\r
- else if (cfg->generic_sharing_context)\r
- g_print ("converting shared method %s\n", mono_method_full_name (method, TRUE));\r
- else\r
- g_print ("converting method %s\n", mono_method_full_name (method, TRUE));\r
- }\r
-\r
- if (cfg->opt & (MONO_OPT_ABCREM | MONO_OPT_SSAPRE))\r
- cfg->opt |= MONO_OPT_SSA;\r
-\r
- /* \r
- if ((cfg->method->klass->image != mono_defaults.corlib) || (strstr (cfg->method->klass->name, "StackOverflowException") && strstr (cfg->method->name, ".ctor")) || (strstr (cfg->method->klass->name, "OutOfMemoryException") && strstr (cfg->method->name, ".ctor")))\r
- cfg->globalra = TRUE;\r
- */\r
-\r
- //cfg->globalra = TRUE;\r
-\r
- //if (!strcmp (cfg->method->klass->name, "Tests") && !cfg->method->wrapper_type)\r
- // cfg->globalra = TRUE;\r
-\r
- {\r
- static int count = 0;\r
- count ++;\r
-\r
- /*\r
- if (getenv ("COUNT2")) {\r
- cfg->globalra = TRUE;\r
- if (count == atoi (getenv ("COUNT2")))\r
- printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));\r
- if (count > atoi (getenv ("COUNT2")))\r
- cfg->globalra = FALSE;\r
- }\r
- */\r
- }\r
-\r
- if (header->clauses)\r
- cfg->globalra = FALSE;\r
-\r
- if (cfg->method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED)\r
- /* The code in the prolog clobbers caller saved registers */\r
- cfg->globalra = FALSE;\r
-\r
- // FIXME: Disable globalra in case of tracing/profiling\r
-\r
- if (cfg->method->save_lmf)\r
- /* The LMF saving code might clobber caller saved registers */\r
- cfg->globalra = FALSE;\r
-\r
- if (header->code_size > 5000)\r
- // FIXME:\r
- /* Too large bblocks could overflow the ins positions */\r
- cfg->globalra = FALSE;\r
-\r
- cfg->rs = mono_regstate_new ();\r
- if (cfg->globalra)\r
- cfg->rs->next_vreg = MONO_MAX_IREGS + MONO_MAX_FREGS;\r
- cfg->next_vreg = cfg->rs->next_vreg;\r
-\r
- /* FIXME: Fix SSA to handle branches inside bblocks */\r
- if (cfg->opt & MONO_OPT_SSA)\r
- cfg->enable_extended_bblocks = FALSE;\r
-\r
- /*\r
- * FIXME: This confuses liveness analysis because variables which are assigned after\r
- * a branch inside a bblock become part of the kill set, even though the assignment\r
- * might not get executed. This causes the optimize_initlocals pass to delete some\r
- * assignments which are needed.\r
- * Also, the mono_if_conversion pass needs to be modified to recognize the code\r
- * created by this.\r
- */\r
- //cfg->enable_extended_bblocks = TRUE;\r
-\r
- /*We must verify the method before doing any IR generation as mono_compile_create_vars can assert.*/\r
- if (mono_compile_is_broken (cfg))\r
- return cfg;\r
-\r
- /*\r
- * create MonoInst* which represents arguments and local variables\r
- */\r
- mono_compile_create_vars (cfg);\r
-\r
- /* SSAPRE is not supported on linear IR */\r
- cfg->opt &= ~MONO_OPT_SSAPRE;\r
-\r
- i = mono_method_to_ir (cfg, method_to_compile, NULL, NULL, NULL, NULL, NULL, 0, FALSE);\r
-\r
- if (i < 0) {\r
- if (try_generic_shared && cfg->exception_type == MONO_EXCEPTION_GENERIC_SHARING_FAILED) {\r
- if (compile_aot) {\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, FALSE);\r
- return cfg;\r
- }\r
- mono_destroy_compile (cfg);\r
- try_generic_shared = FALSE;\r
- goto restart_compile;\r
- }\r
- g_assert (cfg->exception_type != MONO_EXCEPTION_GENERIC_SHARING_FAILED);\r
-\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, FALSE);\r
- /* cfg contains the details of the failure, so let the caller cleanup */\r
- return cfg;\r
- }\r
-\r
- mono_jit_stats.basic_blocks += cfg->num_bblocks;\r
- mono_jit_stats.max_basic_blocks = MAX (cfg->num_bblocks, mono_jit_stats.max_basic_blocks);\r
-\r
- if (COMPILE_LLVM (cfg)) {\r
- MonoInst *ins;\r
-\r
- /* The IR has to be in SSA form for LLVM */\r
- cfg->opt |= MONO_OPT_SSA;\r
-\r
- // FIXME:\r
- if (cfg->ret) {\r
- // Allow SSA on the result value\r
- cfg->ret->flags &= ~MONO_INST_VOLATILE;\r
-\r
- // Add an explicit return instruction referencing the return value\r
- MONO_INST_NEW (cfg, ins, OP_SETRET);\r
- ins->sreg1 = cfg->ret->dreg;\r
-\r
- MONO_ADD_INS (cfg->bb_exit, ins);\r
- }\r
-\r
- cfg->opt &= ~MONO_OPT_LINEARS;\r
-\r
- /* FIXME: */\r
- cfg->opt &= ~MONO_OPT_BRANCH;\r
- }\r
-\r
- /* todo: remove code when we have verified that the liveness for try/catch blocks\r
- * works perfectly \r
- */\r
- /* \r
- * Currently, this can't be commented out since exception blocks are not\r
- * processed during liveness analysis.\r
- * It is also needed, because otherwise the local optimization passes would\r
- * delete assignments in cases like this:\r
- * r1 <- 1\r
- * <something which throws>\r
- * r1 <- 2\r
- * This also allows SSA to be run on methods containing exception clauses, since\r
- * SSA will ignore variables marked VOLATILE.\r
- */\r
- mono_liveness_handle_exception_clauses (cfg);\r
-\r
- /*g_print ("numblocks = %d\n", cfg->num_bblocks);*/\r
-\r
- if (!COMPILE_LLVM (cfg))\r
- mono_decompose_long_opts (cfg);\r
-\r
- /* Should be done before branch opts */\r
- if (cfg->opt & (MONO_OPT_CONSPROP | MONO_OPT_COPYPROP))\r
- mono_local_cprop (cfg);\r
-\r
- if (cfg->opt & MONO_OPT_BRANCH)\r
- mono_optimize_branches (cfg);\r
-\r
- /* This must be done _before_ global reg alloc and _after_ decompose */\r
- mono_handle_global_vregs (cfg);\r
- if (cfg->opt & MONO_OPT_DEADCE)\r
- mono_local_deadce (cfg);\r
- /* Disable this for LLVM to make the IR easier to handle */\r
- if (!COMPILE_LLVM (cfg))\r
- mono_if_conversion (cfg);\r
-\r
- if ((cfg->opt & MONO_OPT_SSAPRE) || cfg->globalra)\r
- mono_remove_critical_edges (cfg);\r
-\r
- /* Depth-first ordering on basic blocks */\r
- cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));\r
-\r
- cfg->max_block_num = cfg->num_bblocks;\r
-\r
- dfn = 0;\r
- df_visit (cfg->bb_entry, &dfn, cfg->bblocks);\r
- if (cfg->num_bblocks != dfn + 1) {\r
- MonoBasicBlock *bb;\r
-\r
- cfg->num_bblocks = dfn + 1;\r
-\r
- /* remove unreachable code, because the code in them may be \r
- * inconsistent (access to dead variables for example) */\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- bb->flags &= ~BB_VISITED;\r
- compute_reachable (cfg->bb_entry);\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- if (bb->flags & BB_EXCEPTION_HANDLER)\r
- compute_reachable (bb);\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- if (!(bb->flags & BB_VISITED)) {\r
- if (cfg->verbose_level > 1)\r
- g_print ("found unreachable code in BB%d\n", bb->block_num);\r
- bb->code = bb->last_ins = NULL;\r
- while (bb->out_count)\r
- mono_unlink_bblock (cfg, bb, bb->out_bb [0]);\r
- }\r
- }\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- bb->flags &= ~BB_VISITED;\r
- }\r
-\r
- if (((cfg->num_varinfo > 2000) || (cfg->num_bblocks > 1000)) && !cfg->compile_aot) {\r
- /* \r
- * we disable some optimizations if there are too many variables\r
- * because JIT time may become too expensive. The actual number needs \r
- * to be tweaked and eventually the non-linear algorithms should be fixed.\r
- */\r
- cfg->opt &= ~ (MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP);\r
- cfg->disable_ssa = TRUE;\r
- }\r
-\r
- if (cfg->opt & MONO_OPT_LOOP) {\r
- mono_compile_dominator_info (cfg, MONO_COMP_DOM | MONO_COMP_IDOM);\r
- mono_compute_natural_loops (cfg);\r
- }\r
-\r
- /* after method_to_ir */\r
- if (parts == 1) {\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);\r
- return cfg;\r
- }\r
-\r
- /*\r
- if (header->num_clauses)\r
- cfg->disable_ssa = TRUE;\r
- */\r
-\r
-//#define DEBUGSSA "logic_run"\r
-#define DEBUGSSA_CLASS "Tests"\r
-#ifdef DEBUGSSA\r
-\r
- if (!cfg->disable_ssa) {\r
- mono_local_cprop (cfg);\r
-\r
-#ifndef DISABLE_SSA\r
- mono_ssa_compute (cfg);\r
-#endif\r
- }\r
-#else \r
- if (cfg->opt & MONO_OPT_SSA) {\r
- if (!(cfg->comp_done & MONO_COMP_SSA) && !cfg->disable_ssa) {\r
-#ifndef DISABLE_SSA\r
- mono_ssa_compute (cfg);\r
-#endif\r
-\r
- if (cfg->verbose_level >= 2) {\r
- print_dfn (cfg);\r
- }\r
- }\r
- }\r
-#endif\r
-\r
- /* after SSA translation */\r
- if (parts == 2) {\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);\r
- return cfg;\r
- }\r
-\r
- if ((cfg->opt & MONO_OPT_CONSPROP) || (cfg->opt & MONO_OPT_COPYPROP)) {\r
- if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {\r
-#ifndef DISABLE_SSA\r
- mono_ssa_cprop (cfg);\r
-#endif\r
- }\r
- }\r
-\r
-#ifndef DISABLE_SSA\r
- if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {\r
- //mono_ssa_strength_reduction (cfg);\r
-\r
- if (cfg->opt & MONO_OPT_SSAPRE) {\r
- mono_perform_ssapre (cfg);\r
- //mono_local_cprop (cfg);\r
- }\r
-\r
- if (cfg->opt & MONO_OPT_DEADCE) {\r
- mono_ssa_deadce (cfg);\r
- deadce_has_run = TRUE;\r
- }\r
-\r
- if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))\r
- mono_perform_abc_removal (cfg);\r
-\r
- mono_ssa_remove (cfg);\r
- mono_local_cprop (cfg);\r
- mono_handle_global_vregs (cfg);\r
- if (cfg->opt & MONO_OPT_DEADCE)\r
- mono_local_deadce (cfg);\r
-\r
- if (cfg->opt & MONO_OPT_BRANCH) {\r
- MonoBasicBlock *bb;\r
-\r
- mono_optimize_branches (cfg);\r
-\r
- /* Have to recompute cfg->bblocks and bb->dfn */\r
- if (cfg->globalra) {\r
- mono_remove_critical_edges (cfg);\r
-\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- bb->dfn = 0;\r
-\r
- /* Depth-first ordering on basic blocks */\r
- cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));\r
-\r
- dfn = 0;\r
- df_visit (cfg->bb_entry, &dfn, cfg->bblocks);\r
- cfg->num_bblocks = dfn + 1;\r
- }\r
- }\r
- }\r
-#endif\r
-\r
- if (cfg->comp_done & MONO_COMP_SSA && COMPILE_LLVM (cfg)) {\r
- if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))\r
- mono_perform_abc_removal (cfg);\r
- }\r
-\r
- /* after SSA removal */\r
- if (parts == 3) {\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);\r
- return cfg;\r
- }\r
-\r
-#ifdef MONO_ARCH_SOFT_FLOAT\r
- if (!COMPILE_LLVM (cfg))\r
- mono_decompose_soft_float (cfg);\r
-#endif\r
- if (!COMPILE_LLVM (cfg))\r
- mono_decompose_vtype_opts (cfg);\r
- if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)\r
- mono_decompose_array_access_opts (cfg);\r
-\r
- if (cfg->got_var) {\r
- GList *regs;\r
-\r
- g_assert (cfg->got_var_allocated);\r
-\r
- /* \r
- * Allways allocate the GOT var to a register, because keeping it\r
- * in memory will increase the number of live temporaries in some\r
- * code created by inssel.brg, leading to the well known spills+\r
- * branches problem. Testcase: mcs crash in \r
- * System.MonoCustomAttrs:GetCustomAttributes.\r
- */\r
- regs = mono_arch_get_global_int_regs (cfg);\r
- g_assert (regs);\r
- cfg->got_var->opcode = OP_REGVAR;\r
- cfg->got_var->dreg = GPOINTER_TO_INT (regs->data);\r
- cfg->used_int_regs |= 1LL << cfg->got_var->dreg;\r
- \r
- g_list_free (regs);\r
- }\r
-\r
- /*\r
- * Have to call this again to process variables added since the first call.\r
- */\r
- mono_liveness_handle_exception_clauses (cfg);\r
-\r
- if (cfg->globalra) {\r
- MonoBasicBlock *bb;\r
-\r
- /* Have to do this before regalloc since it can create vregs */\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)\r
- mono_arch_lowering_pass (cfg, bb);\r
-\r
- mono_global_regalloc (cfg);\r
- }\r
-\r
- if ((cfg->opt & MONO_OPT_LINEARS) && !cfg->globalra) {\r
- GList *vars, *regs;\r
- \r
- /* fixme: maybe we can avoid to compute livenesss here if already computed ? */\r
- cfg->comp_done &= ~MONO_COMP_LIVENESS;\r
- if (!(cfg->comp_done & MONO_COMP_LIVENESS))\r
- mono_analyze_liveness (cfg);\r
-\r
- if ((vars = mono_arch_get_allocatable_int_vars (cfg))) {\r
- regs = mono_arch_get_global_int_regs (cfg);\r
- if (cfg->got_var)\r
- regs = g_list_delete_link (regs, regs);\r
- mono_linear_scan (cfg, vars, regs, &cfg->used_int_regs);\r
- }\r
- }\r
-\r
- //mono_print_code (cfg, "");\r
-\r
- //print_dfn (cfg);\r
- \r
- /* variables are allocated after decompose, since decompose could create temps */\r
- if (!cfg->globalra && !COMPILE_LLVM (cfg)) {\r
- mono_arch_allocate_vars (cfg);\r
- if (cfg->exception_type)\r
- return cfg;\r
- }\r
-\r
- {\r
- MonoBasicBlock *bb;\r
- gboolean need_local_opts;\r
-\r
- if (!cfg->globalra && !COMPILE_LLVM (cfg)) {\r
- mono_spill_global_vars (cfg, &need_local_opts);\r
-\r
- if (need_local_opts || cfg->compile_aot) {\r
- /* To optimize code created by spill_global_vars */\r
- mono_local_cprop (cfg);\r
- if (cfg->opt & MONO_OPT_DEADCE)\r
- mono_local_deadce (cfg);\r
- }\r
- }\r
-\r
- /* Add branches between non-consecutive bblocks */\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- if (bb->last_ins && MONO_IS_COND_BRANCH_OP (bb->last_ins) &&\r
- bb->last_ins->inst_false_bb && bb->next_bb != bb->last_ins->inst_false_bb) {\r
- /* we are careful when inverting, since bugs like #59580\r
- * could show up when dealing with NaNs.\r
- */\r
- if (MONO_IS_COND_BRANCH_NOFP(bb->last_ins) && bb->next_bb == bb->last_ins->inst_true_bb) {\r
- MonoBasicBlock *tmp = bb->last_ins->inst_true_bb;\r
- bb->last_ins->inst_true_bb = bb->last_ins->inst_false_bb;\r
- bb->last_ins->inst_false_bb = tmp;\r
-\r
- bb->last_ins->opcode = mono_reverse_branch_op (bb->last_ins->opcode);\r
- } else { \r
- MonoInst *inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst));\r
- inst->opcode = OP_BR;\r
- inst->inst_target_bb = bb->last_ins->inst_false_bb;\r
- mono_bblock_add_inst (bb, inst);\r
- }\r
- }\r
- }\r
-\r
- if (cfg->verbose_level >= 4 && !cfg->globalra) {\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- MonoInst *tree = bb->code; \r
- g_print ("DUMP BLOCK %d:\n", bb->block_num);\r
- if (!tree)\r
- continue;\r
- for (; tree; tree = tree->next) {\r
- mono_print_ins_index (-1, tree);\r
- }\r
- }\r
- }\r
-\r
- /* FIXME: */\r
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {\r
- bb->max_vreg = cfg->next_vreg;\r
- }\r
- }\r
-\r
- if (COMPILE_LLVM (cfg)) {\r
-#ifdef ENABLE_LLVM\r
- char *nm;\r
-\r
- /* The IR has to be in SSA form for LLVM */\r
- if (!(cfg->comp_done & MONO_COMP_SSA)) {\r
- cfg->exception_message = g_strdup ("SSA disabled.");\r
- cfg->disable_llvm = TRUE;\r
- }\r
-\r
- if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)\r
- mono_decompose_array_access_opts (cfg);\r
-\r
- if (!cfg->disable_llvm)\r
- mono_llvm_emit_method (cfg);\r
- if (cfg->disable_llvm) {\r
- if (cfg->verbose_level >= 1) {\r
- //nm = mono_method_full_name (cfg->method, TRUE);\r
- printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);\r
- //g_free (nm);\r
- }\r
- InterlockedIncrement (&methods_without_llvm);\r
- mono_destroy_compile (cfg);\r
- try_llvm = FALSE;\r
- goto restart_compile;\r
- }\r
-\r
- InterlockedIncrement (&methods_with_llvm);\r
-\r
- if (cfg->verbose_level > 0 && !cfg->compile_aot) {\r
- nm = mono_method_full_name (cfg->method, TRUE);\r
- g_print ("LLVM Method %s emitted at %p to %p (code length %d) [%s]\n", \r
- nm, \r
- cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);\r
- g_free (nm);\r
- }\r
-#endif\r
- } else {\r
- mono_codegen (cfg);\r
- }\r
-\r
- if (cfg->verbose_level >= 2) {\r
- char *id = mono_method_full_name (cfg->method, FALSE);\r
- mono_disassemble_code (cfg, cfg->native_code, cfg->code_len, id + 3);\r
- g_free (id);\r
- }\r
-\r
- cfg->jit_info = create_jit_info (cfg, method_to_compile);\r
-\r
-#ifdef MONO_ARCH_HAVE_LIVERANGE_OPS\r
- if (cfg->extend_live_ranges) {\r
- /* Extend live ranges to cover the whole method */\r
- for (i = 0; i < cfg->num_varinfo; ++i)\r
- MONO_VARINFO (cfg, i)->live_range_end = cfg->code_len;\r
- }\r
-#endif\r
-\r
- mono_save_xdebug_info (cfg);\r
-\r
- mini_gc_create_gc_map (cfg);\r
- \r
- mono_save_seq_point_info (cfg);\r
-\r
- if (!cfg->compile_aot) {\r
- mono_domain_lock (cfg->domain);\r
- mono_jit_info_table_add (cfg->domain, cfg->jit_info);\r
-\r
- if (cfg->method->dynamic)\r
- mono_dynamic_code_hash_lookup (cfg->domain, cfg->method)->ji = cfg->jit_info;\r
- mono_domain_unlock (cfg->domain);\r
- }\r
-\r
- /* collect statistics */\r
- mono_perfcounters->jit_methods++;\r
- mono_perfcounters->jit_bytes += header->code_size;\r
- mono_jit_stats.allocated_code_size += cfg->code_len;\r
- code_size_ratio = cfg->code_len;\r
- if (code_size_ratio > mono_jit_stats.biggest_method_size && mono_jit_stats.enabled) {\r
- mono_jit_stats.biggest_method_size = code_size_ratio;\r
- g_free (mono_jit_stats.biggest_method);\r
- mono_jit_stats.biggest_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);\r
- }\r
- code_size_ratio = (code_size_ratio * 100) / mono_method_get_header (method)->code_size;\r
- if (code_size_ratio > mono_jit_stats.max_code_size_ratio && mono_jit_stats.enabled) {\r
- mono_jit_stats.max_code_size_ratio = code_size_ratio;\r
- g_free (mono_jit_stats.max_ratio_method);\r
- mono_jit_stats.max_ratio_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);\r
- }\r
- mono_jit_stats.native_code_size += cfg->code_len;\r
-\r
- if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())\r
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);\r
-\r
- return cfg;\r
-}\r
-\r
-#else\r
-\r
-MonoCompile*\r
-mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts)\r
-{\r
- g_assert_not_reached ();\r
- return NULL;\r
-}\r
-\r
-#endif /* DISABLE_JIT */\r
-\r
-static MonoJitInfo*\r
-lookup_generic_method (MonoDomain *domain, MonoMethod *method)\r
-{\r
- MonoMethod *open_method;\r
-\r
- if (!mono_method_is_generic_sharable_impl (method, FALSE))\r
- return NULL;\r
-\r
- open_method = mono_method_get_declaring_generic_method (method);\r
-\r
- return mono_domain_lookup_shared_generic (domain, open_method);\r
-}\r
-\r
-/*\r
- * LOCKING: Assumes domain->jit_code_hash_lock is held.\r
- */\r
-static MonoJitInfo*\r
-lookup_method_inner (MonoDomain *domain, MonoMethod *method)\r
-{\r
- MonoJitInfo *ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, method);\r
-\r
- if (ji)\r
- return ji;\r
-\r
- return lookup_generic_method (domain, method);\r
-}\r
-\r
-static MonoJitInfo*\r
-lookup_method (MonoDomain *domain, MonoMethod *method)\r
-{\r
- MonoJitInfo *info;\r
-\r
- mono_loader_lock (); /*FIXME lookup_method_inner acquired it*/\r
- mono_domain_jit_code_hash_lock (domain);\r
- info = lookup_method_inner (domain, method);\r
- mono_domain_jit_code_hash_unlock (domain);\r
- mono_loader_unlock ();\r
-\r
- return info;\r
-}\r
-\r
-static gpointer\r
-mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex)\r
-{\r
- MonoCompile *cfg;\r
- gpointer code = NULL;\r
- MonoJitInfo *jinfo, *info;\r
- MonoVTable *vtable;\r
- MonoException *ex = NULL;\r
- guint32 prof_options;\r
-\r
-#ifdef MONO_USE_AOT_COMPILER\r
- if (opt & MONO_OPT_AOT) {\r
- MonoDomain *domain = mono_domain_get ();\r
-\r
- mono_class_init (method->klass);\r
-\r
- if ((code = mono_aot_get_method (domain, method))) {\r
- vtable = mono_class_vtable (domain, method->klass);\r
- g_assert (vtable);\r
- mono_runtime_class_init (vtable);\r
-\r
- return code;\r
- }\r
- }\r
-#endif\r
-\r
- if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||\r
- (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {\r
- MonoMethod *nm;\r
- MonoMethodPInvoke* piinfo = (MonoMethodPInvoke *) method;\r
-\r
- if (!piinfo->addr) {\r
- if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)\r
- piinfo->addr = mono_lookup_internal_call (method);\r
- else if (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)\r
-#ifdef HOST_WIN32\r
- g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono in modules loaded from byte arrays. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);\r
-#else\r
- g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono on this platform. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);\r
-#endif\r
- else\r
- mono_lookup_pinvoke_call (method, NULL, NULL);\r
- }\r
- nm = mono_marshal_get_native_wrapper (method, check_for_pending_exc, FALSE);\r
- return mono_get_addr_from_ftnptr (mono_compile_method (nm));\r
-\r
- //if (mono_debug_format != MONO_DEBUG_FORMAT_NONE) \r
- //mono_debug_add_wrapper (method, nm);\r
- } else if ((method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME)) {\r
- const char *name = method->name;\r
- MonoMethod *nm;\r
-\r
- if (method->klass->parent == mono_defaults.multicastdelegate_class) {\r
- if (*name == '.' && (strcmp (name, ".ctor") == 0)) {\r
- MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_delegate_ctor");\r
- g_assert (mi);\r
- /*\r
- * We need to make sure this wrapper\r
- * is compiled because it might end up\r
- * in an (M)RGCTX if generic sharing\r
- * is enabled, and would be called\r
- * indirectly. If it were a\r
- * trampoline we'd try to patch that\r
- * indirect call, which is not\r
- * possible.\r
- */\r
- return mono_get_addr_from_ftnptr ((gpointer)mono_icall_get_wrapper_full (mi, TRUE));\r
- } else if (*name == 'I' && (strcmp (name, "Invoke") == 0)) {\r
-#ifdef MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE\r
- return mono_create_delegate_trampoline (method->klass);\r
-#else\r
- nm = mono_marshal_get_delegate_invoke (method, NULL);\r
- return mono_get_addr_from_ftnptr (mono_compile_method (nm));\r
-#endif\r
- } else if (*name == 'B' && (strcmp (name, "BeginInvoke") == 0)) {\r
- nm = mono_marshal_get_delegate_begin_invoke (method);\r
- return mono_get_addr_from_ftnptr (mono_compile_method (nm));\r
- } else if (*name == 'E' && (strcmp (name, "EndInvoke") == 0)) {\r
- nm = mono_marshal_get_delegate_end_invoke (method);\r
- return mono_get_addr_from_ftnptr (mono_compile_method (nm));\r
- }\r
- }\r
- return NULL;\r
- }\r
-\r
- if (mono_aot_only) {\r
- char *fullname = mono_method_full_name (method, TRUE);\r
- char *msg = g_strdup_printf ("Attempting to JIT compile method '%s' while running with --aot-only.\n", fullname);\r
-\r
- *jit_ex = mono_get_exception_execution_engine (msg);\r
- g_free (fullname);\r
- g_free (msg);\r
- \r
- return NULL;\r
- }\r
-\r
- cfg = mini_method_compile (method, opt, target_domain, TRUE, FALSE, 0);\r
-\r
- switch (cfg->exception_type) {\r
- case MONO_EXCEPTION_NONE:\r
- break;\r
- case MONO_EXCEPTION_TYPE_LOAD:\r
- case MONO_EXCEPTION_MISSING_FIELD:\r
- case MONO_EXCEPTION_MISSING_METHOD:\r
- case MONO_EXCEPTION_FILE_NOT_FOUND:\r
- case MONO_EXCEPTION_BAD_IMAGE: {\r
- /* Throw a type load exception if needed */\r
- MonoLoaderError *error = mono_loader_get_last_error ();\r
-\r
- if (error) {\r
- ex = mono_loader_error_prepare_exception (error);\r
- } else {\r
- if (cfg->exception_ptr) {\r
- ex = mono_class_get_exception_for_failure (cfg->exception_ptr);\r
- } else {\r
- if (cfg->exception_type == MONO_EXCEPTION_MISSING_FIELD)\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingFieldException", cfg->exception_message);\r
- else if (cfg->exception_type == MONO_EXCEPTION_MISSING_METHOD)\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingMethodException", cfg->exception_message);\r
- else if (cfg->exception_type == MONO_EXCEPTION_TYPE_LOAD)\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "TypeLoadException", cfg->exception_message);\r
- else if (cfg->exception_type == MONO_EXCEPTION_FILE_NOT_FOUND)\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FileNotFoundException", cfg->exception_message);\r
- else if (cfg->exception_type == MONO_EXCEPTION_BAD_IMAGE)\r
- ex = mono_get_exception_bad_image_format (cfg->exception_message);\r
- else\r
- g_assert_not_reached ();\r
- }\r
- }\r
- break;\r
- }\r
- case MONO_EXCEPTION_INVALID_PROGRAM:\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", cfg->exception_message);\r
- break;\r
- case MONO_EXCEPTION_UNVERIFIABLE_IL:\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", cfg->exception_message);\r
- break;\r
- case MONO_EXCEPTION_METHOD_ACCESS:\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MethodAccessException", cfg->exception_message);\r
- break;\r
- case MONO_EXCEPTION_FIELD_ACCESS:\r
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FieldAccessException", cfg->exception_message);\r
- break;\r
- /* this can only be set if the security manager is active */\r
- case MONO_EXCEPTION_SECURITY_LINKDEMAND: {\r
- MonoSecurityManager* secman = mono_security_manager_get_methods ();\r
- MonoObject *exc = NULL;\r
- gpointer args [2];\r
-\r
- args [0] = &cfg->exception_data;\r
- args [1] = &method;\r
- mono_runtime_invoke (secman->linkdemandsecurityexception, NULL, args, &exc);\r
-\r
- ex = (MonoException*)exc;\r
- break;\r
- }\r
- case MONO_EXCEPTION_OBJECT_SUPPLIED: {\r
- MonoException *exp = cfg->exception_ptr;\r
- MONO_GC_UNREGISTER_ROOT (cfg->exception_ptr);\r
-\r
- ex = exp;\r
- break;\r
- }\r
- default:\r
- g_assert_not_reached ();\r
- }\r
-\r
- if (ex) {\r
- if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)\r
- mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);\r
-\r
- mono_destroy_compile (cfg);\r
- *jit_ex = ex;\r
-\r
- return NULL;\r
- }\r
-\r
- mono_loader_lock (); /*FIXME lookup_method_inner requires the loader lock*/\r
- mono_domain_lock (target_domain);\r
-\r
- /* Check if some other thread already did the job. In this case, we can\r
- discard the code this thread generated. */\r
-\r
- mono_domain_jit_code_hash_lock (target_domain);\r
-\r
- info = lookup_method_inner (target_domain, method);\r
- if (info) {\r
- /* We can't use a domain specific method in another domain */\r
- if ((target_domain == mono_domain_get ()) || info->domain_neutral) {\r
- code = info->code_start;\r
-// printf("Discarding code for method %s\n", method->name);\r
- }\r
- }\r
- \r
- if (code == NULL) {\r
- mono_internal_hash_table_insert (&target_domain->jit_code_hash, cfg->jit_info->method, cfg->jit_info);\r
- mono_domain_jit_code_hash_unlock (target_domain);\r
- code = cfg->native_code;\r
-\r
- if (cfg->generic_sharing_context && mono_method_is_generic_sharable_impl (method, FALSE))\r
- mono_stats.generics_shared_methods++;\r
- } else {\r
- mono_domain_jit_code_hash_unlock (target_domain);\r
- }\r
-\r
- jinfo = cfg->jit_info;\r
-\r
- prof_options = cfg->prof_options;\r
-\r
- mono_destroy_compile (cfg);\r
-\r
- if (domain_jit_info (target_domain)->jump_target_hash) {\r
- MonoJumpInfo patch_info;\r
- GSList *list, *tmp;\r
- list = g_hash_table_lookup (domain_jit_info (target_domain)->jump_target_hash, method);\r
- if (list) {\r
- patch_info.next = NULL;\r
- patch_info.ip.i = 0;\r
- patch_info.type = MONO_PATCH_INFO_METHOD_JUMP;\r
- patch_info.data.method = method;\r
- g_hash_table_remove (domain_jit_info (target_domain)->jump_target_hash, method);\r
- }\r
- for (tmp = list; tmp; tmp = tmp->next)\r
- mono_arch_patch_code (NULL, target_domain, tmp->data, &patch_info, TRUE);\r
- g_slist_free (list);\r
- }\r
-\r
- mono_domain_unlock (target_domain);\r
- mono_loader_unlock ();\r
-\r
- vtable = mono_class_vtable (target_domain, method->klass);\r
- if (!vtable) {\r
- MonoException *exc;\r
- exc = mono_class_get_exception_for_failure (method->klass);\r
- g_assert (exc);\r
- mono_raise_exception (exc);\r
- }\r
-\r
- if (prof_options & MONO_PROFILE_JIT_COMPILATION)\r
- mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);\r
-\r
- mono_runtime_class_init (vtable);\r
- return code;\r
-}\r
-\r
-static gpointer\r
-mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex)\r
-{\r
- MonoDomain *target_domain, *domain = mono_domain_get ();\r
- MonoJitInfo *info;\r
- gpointer code, p;\r
- MonoJitICallInfo *callinfo = NULL;\r
-\r
- /*\r
- * ICALL wrappers are handled specially, since there is only one copy of them\r
- * shared by all appdomains.\r
- */\r
- if ((method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) && (strstr (method->name, "__icall_wrapper_") == method->name)) {\r
- const char *icall_name;\r
-\r
- icall_name = method->name + strlen ("__icall_wrapper_");\r
- g_assert (icall_name);\r
- callinfo = mono_find_jit_icall_by_name (icall_name);\r
- g_assert (callinfo);\r
-\r
- /* Must be domain neutral since there is only one copy */\r
- opt |= MONO_OPT_SHARED;\r
- }\r
-\r
- if (opt & MONO_OPT_SHARED)\r
- target_domain = mono_get_root_domain ();\r
- else \r
- target_domain = domain;\r
-\r
- info = lookup_method (target_domain, method);\r
- if (info) {\r
- /* We can't use a domain specific method in another domain */\r
- if (! ((domain != target_domain) && !info->domain_neutral)) {\r
- MonoVTable *vtable;\r
-\r
- mono_jit_stats.methods_lookups++;\r
- vtable = mono_class_vtable (domain, method->klass);\r
- g_assert (vtable);\r
- mono_runtime_class_init (vtable);\r
- return mono_create_ftnptr (target_domain, info->code_start);\r
- }\r
- }\r
-\r
- code = mono_jit_compile_method_inner (method, target_domain, opt, ex);\r
- if (!code)\r
- return NULL;\r
-\r
- p = mono_create_ftnptr (target_domain, code);\r
-\r
- if (callinfo) {\r
- mono_jit_lock ();\r
- if (!callinfo->wrapper) {\r
- callinfo->wrapper = p;\r
- mono_register_jit_icall_wrapper (callinfo, p);\r
- mono_debug_add_icall_wrapper (method, callinfo);\r
- }\r
- mono_jit_unlock ();\r
- }\r
-\r
- return p;\r
-}\r
-\r
-gpointer\r
-mono_jit_compile_method (MonoMethod *method)\r
-{\r
- MonoException *ex = NULL;\r
- gpointer code;\r
-\r
- code = mono_jit_compile_method_with_opt (method, default_opt, &ex);\r
- if (!code) {\r
- g_assert (ex);\r
- mono_raise_exception (ex);\r
- }\r
-\r
- return code;\r
-}\r
-\r
-#ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD\r
-static void\r
-invalidated_delegate_trampoline (char *desc)\r
-{\r
- g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"\r
- "See http://www.go-mono.com/delegate.html for an explanation and ways to fix this.",\r
- desc);\r
-}\r
-#endif\r
-\r
-/*\r
- * mono_jit_free_method:\r
- *\r
- * Free all memory allocated by the JIT for METHOD.\r
- */\r
-static void\r
-mono_jit_free_method (MonoDomain *domain, MonoMethod *method)\r
-{\r
- MonoJitDynamicMethodInfo *ji;\r
- gboolean destroy = TRUE;\r
-\r
- g_assert (method->dynamic);\r
-\r
- mono_domain_lock (domain);\r
- ji = mono_dynamic_code_hash_lookup (domain, method);\r
- mono_domain_unlock (domain);\r
-\r
- if (!ji)\r
- return;\r
- mono_domain_lock (domain);\r
- g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);\r
- mono_internal_hash_table_remove (&domain->jit_code_hash, method);\r
- g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);\r
- g_hash_table_remove (domain_jit_info (domain)->runtime_invoke_hash, method);\r
- mono_domain_unlock (domain);\r
-\r
-#ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD\r
- if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {\r
- /*\r
- * Instead of freeing the code, change it to call an error routine\r
- * so people can fix their code.\r
- */\r
- char *type = mono_type_full_name (&method->klass->byval_arg);\r
- char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);\r
-\r
- g_free (type);\r
- mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);\r
- destroy = FALSE;\r
- }\r
-#endif\r
-\r
- /* \r
- * This needs to be done before freeing code_mp, since the code address is the\r
- * key in the table, so if we free the code_mp first, another thread can grab the\r
- * same code address and replace our entry in the table.\r
- */\r
- mono_jit_info_table_remove (domain, ji->ji);\r
-\r
- if (destroy)\r
- mono_code_manager_destroy (ji->code_mp);\r
- g_free (ji);\r
-}\r
-\r
-gpointer\r
-mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)\r
-{\r
- MonoDomain *target_domain;\r
- MonoJitInfo *info;\r
-\r
- if (default_opt & MONO_OPT_SHARED)\r
- target_domain = mono_get_root_domain ();\r
- else \r
- target_domain = domain;\r
-\r
- info = lookup_method (target_domain, method);\r
- if (info) {\r
- /* We can't use a domain specific method in another domain */\r
- if (! ((domain != target_domain) && !info->domain_neutral)) {\r
- mono_jit_stats.methods_lookups++;\r
- if (ji)\r
- *ji = info;\r
- return info->code_start;\r
- }\r
- }\r
-\r
- if (ji)\r
- *ji = NULL;\r
- return NULL;\r
-}\r
-\r
-gpointer\r
-mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)\r
-{\r
- return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);\r
-}\r
-\r
-typedef struct {\r
- MonoMethod *method;\r
- gpointer compiled_method;\r
- gpointer runtime_invoke;\r
- MonoVTable *vtable;\r
- MonoDynCallInfo *dyn_call_info;\r
- MonoClass *ret_box_class;\r
-} RuntimeInvokeInfo;\r
-\r
-/**\r
- * mono_jit_runtime_invoke:\r
- * @method: the method to invoke\r
- * @obj: this pointer\r
- * @params: array of parameter values.\r
- * @exc: used to catch exceptions objects\r
- */\r
-static MonoObject*\r
-mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc)\r
-{\r
- MonoMethod *invoke;\r
- MonoObject *(*runtime_invoke) (MonoObject *this, void **params, MonoObject **exc, void* compiled_method);\r
- MonoDomain *domain = mono_domain_get ();\r
- MonoJitDomainInfo *domain_info;\r
- RuntimeInvokeInfo *info, *info2;\r
- \r
- if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {\r
- g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");\r
- return NULL;\r
- }\r
-\r
- domain_info = domain_jit_info (domain);\r
-\r
- mono_domain_lock (domain);\r
- info = g_hash_table_lookup (domain_info->runtime_invoke_hash, method);\r
- mono_domain_unlock (domain); \r
-\r
- if (!info) {\r
- if (mono_security_get_mode () == MONO_SECURITY_MODE_CORE_CLR) {\r
- /* \r
- * This might be redundant since mono_class_vtable () already does this,\r
- * but keep it just in case for moonlight.\r
- */\r
- mono_class_setup_vtable (method->klass);\r
- if (method->klass->exception_type != MONO_EXCEPTION_NONE) {\r
- if (exc)\r
- *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);\r
- else\r
- mono_raise_exception (mono_class_get_exception_for_failure (method->klass));\r
- return NULL;\r
- }\r
- }\r
-\r
- info = g_new0 (RuntimeInvokeInfo, 1);\r
-\r
- invoke = mono_marshal_get_runtime_invoke (method, FALSE);\r
- info->vtable = mono_class_vtable_full (domain, method->klass, TRUE);\r
- g_assert (info->vtable);\r
-\r
- if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&\r
- (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {\r
- /* \r
- * Array Get/Set/Address methods. The JIT implements them using inline code \r
- * inside the runtime invoke wrappers, so no need to compile them.\r
- */\r
- info->compiled_method = NULL;\r
- } else {\r
- MonoException *jit_ex = NULL;\r
-\r
- info->compiled_method = mono_jit_compile_method_with_opt (method, default_opt, &jit_ex);\r
- if (!info->compiled_method) {\r
- g_free (info);\r
- g_assert (jit_ex);\r
- if (exc) {\r
- *exc = (MonoObject*)jit_ex;\r
- return NULL;\r
- } else {\r
- mono_raise_exception (jit_ex);\r
- }\r
- }\r
-\r
- if (mono_method_needs_static_rgctx_invoke (method, FALSE))\r
- info->compiled_method = mono_create_static_rgctx_trampoline (method, info->compiled_method);\r
- }\r
-\r
- /*\r
- * We want to avoid AOTing 1000s of runtime-invoke wrappers when running\r
- * in full-aot mode, so we use a slower, but more generic wrapper if\r
- * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.\r
- */\r
-#ifdef MONO_ARCH_DYN_CALL_SUPPORTED\r
- if (mono_aot_only || debug_options.dyn_runtime_invoke) {\r
- MonoMethodSignature *sig = mono_method_signature (method);\r
- gboolean supported = TRUE;\r
- int i;\r
-\r
- if (method->string_ctor)\r
- sig = mono_marshal_get_string_ctor_signature (method);\r
-\r
- for (i = 0; i < sig->param_count; ++i) {\r
- MonoType *t = sig->params [i];\r
-\r
- if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))\r
- supported = FALSE;\r
- }\r
-\r
- if (method->klass->contextbound || !info->compiled_method)\r
- supported = FALSE;\r
-\r
- if (supported)\r
- info->dyn_call_info = mono_arch_dyn_call_prepare (sig);\r
-\r
- if (info->dyn_call_info) {\r
- switch (sig->ret->type) {\r
- case MONO_TYPE_VOID:\r
- break;\r
- case MONO_TYPE_I1:\r
- case MONO_TYPE_U1:\r
- case MONO_TYPE_I2:\r
- case MONO_TYPE_U2:\r
- case MONO_TYPE_I4:\r
- case MONO_TYPE_U4:\r
- case MONO_TYPE_I:\r
- case MONO_TYPE_U:\r
- case MONO_TYPE_I8:\r
- case MONO_TYPE_U8:\r
- case MONO_TYPE_BOOLEAN:\r
- case MONO_TYPE_CHAR:\r
- case MONO_TYPE_R4:\r
- case MONO_TYPE_R8:\r
- info->ret_box_class = mono_class_from_mono_type (sig->ret);\r
- break;\r
- case MONO_TYPE_PTR:\r
- info->ret_box_class = mono_defaults.int_class;\r
- break;\r
- case MONO_TYPE_STRING:\r
- case MONO_TYPE_CLASS: \r
- case MONO_TYPE_ARRAY:\r
- case MONO_TYPE_SZARRAY:\r
- case MONO_TYPE_OBJECT:\r
- break;\r
- case MONO_TYPE_GENERICINST:\r
- if (!MONO_TYPE_IS_REFERENCE (sig->ret))\r
- info->ret_box_class = mono_class_from_mono_type (sig->ret);\r
- break;\r
- case MONO_TYPE_VALUETYPE:\r
- info->ret_box_class = mono_class_from_mono_type (sig->ret);\r
- break;\r
- default:\r
- g_assert_not_reached ();\r
- break;\r
- }\r
- }\r
- }\r
-#endif\r
-\r
- if (!info->dyn_call_info)\r
- info->runtime_invoke = mono_jit_compile_method (invoke);\r
-\r
- mono_domain_lock (domain);\r
- info2 = g_hash_table_lookup (domain_info->runtime_invoke_hash, method);\r
- if (info2) {\r
- g_free (info);\r
- info = info2;\r
- } else {\r
- g_hash_table_insert (domain_info->runtime_invoke_hash, method, info);\r
- }\r
- mono_domain_unlock (domain);\r
- }\r
-\r
- runtime_invoke = info->runtime_invoke;\r
-\r
- /*\r
- * We need this here because mono_marshal_get_runtime_invoke can place \r
- * the helper method in System.Object and not the target class.\r
- */\r
- mono_runtime_class_init (info->vtable);\r
-\r
-#ifdef MONO_ARCH_DYN_CALL_SUPPORTED\r
- if (info->dyn_call_info) {\r
- MonoMethodSignature *sig = mono_method_signature (method);\r
- gpointer *args;\r
- static RuntimeInvokeDynamicFunction dyn_runtime_invoke;\r
- int i, pindex;\r
- guint8 buf [128];\r
- guint8 retval [128];\r
-\r
- if (!dyn_runtime_invoke) {\r
- invoke = mono_marshal_get_runtime_invoke_dynamic ();\r
- dyn_runtime_invoke = mono_jit_compile_method (invoke);\r
- }\r
-\r
- /* Convert the arguments to the format expected by start_dyn_call () */\r
- args = g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));\r
- pindex = 0;\r
- if (sig->hasthis)\r
- args [pindex ++] = &obj;\r
- for (i = 0; i < sig->param_count; ++i) {\r
- MonoType *t = sig->params [i];\r
-\r
- if (t->byref) {\r
- args [pindex ++] = ¶ms [i];\r
- } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {\r
- args [pindex ++] = ¶ms [i];\r
- } else {\r
- args [pindex ++] = params [i];\r
- }\r
- }\r
-\r
- //printf ("M: %s\n", mono_method_full_name (method, TRUE));\r
-\r
- mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));\r
-\r
- dyn_runtime_invoke (buf, exc, info->compiled_method);\r
-\r
- mono_arch_finish_dyn_call (info->dyn_call_info, buf);\r
-\r
- if (info->ret_box_class)\r
- return mono_value_box (domain, info->ret_box_class, retval);\r
- else\r
- return *(MonoObject**)retval;\r
- }\r
-#endif\r
-\r
- return runtime_invoke (obj, params, exc, info->compiled_method);\r
-}\r
-\r
-void\r
-SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler)\r
-{\r
- MonoException *exc = NULL;\r
- MonoJitInfo *ji;\r
-#if !(defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32))\r
- void *info = NULL;\r
-#endif\r
- GET_CONTEXT;\r
-\r
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));\r
-\r
-#if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)\r
- if (mono_arch_is_int_overflow (ctx, info))\r
- exc = mono_get_exception_arithmetic ();\r
- else\r
- exc = mono_get_exception_divide_by_zero ();\r
-#else\r
- exc = mono_get_exception_divide_by_zero ();\r
-#endif\r
-\r
- if (!ji) {\r
- if (mono_chain_signal (SIG_HANDLER_PARAMS))\r
- return;\r
-\r
- mono_handle_native_sigsegv (SIGSEGV, ctx);\r
- }\r
- \r
- mono_arch_handle_exception (ctx, exc, FALSE);\r
-}\r
-\r
-void\r
-SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler)\r
-{\r
- MonoException *exc;\r
- GET_CONTEXT;\r
-\r
- exc = mono_get_exception_execution_engine ("SIGILL");\r
- \r
- mono_arch_handle_exception (ctx, exc, FALSE);\r
-}\r
-\r
-void\r
-SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler)\r
-{\r
-#ifndef MONO_ARCH_SIGSEGV_ON_ALTSTACK\r
- MonoException *exc = NULL;\r
-#endif\r
- MonoJitInfo *ji;\r
- MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id);\r
-\r
- GET_CONTEXT;\r
-\r
-#ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED\r
- if (mono_arch_is_single_step_event (info, ctx)) {\r
- mono_debugger_agent_single_step_event (ctx);\r
- return;\r
- } else if (mono_arch_is_breakpoint_event (info, ctx)) {\r
- mono_debugger_agent_breakpoint_hit (ctx);\r
- return;\r
- }\r
-#endif\r
-\r
- /* The thread might no be registered with the runtime */\r
- if (!mono_domain_get () || !jit_tls) {\r
- if (mono_chain_signal (SIG_HANDLER_PARAMS))\r
- return;\r
- mono_handle_native_sigsegv (SIGSEGV, ctx);\r
- }\r
-\r
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));\r
-\r
-#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK\r
- if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr))\r
- return;\r
-\r
- /* The hard-guard page has been hit: there is not much we can do anymore\r
- * Print a hopefully clear message and abort.\r
- */\r
- if (jit_tls->stack_size && \r
- ABS ((guint8*)info->si_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 32768) {\r
- const char *method;\r
- /* we don't do much now, but we can warn the user with a useful message */\r
- fprintf (stderr, "Stack overflow: IP: %p, fault addr: %p\n", mono_arch_ip_from_context (ctx), (gpointer)info->si_addr);\r
- if (ji && ji->method)\r
- method = mono_method_full_name (ji->method, TRUE);\r
- else\r
- method = "Unmanaged";\r
- fprintf (stderr, "At %s\n", method);\r
- _exit (1);\r
- } else {\r
- /* The original handler might not like that it is executed on an altstack... */\r
- if (!ji && mono_chain_signal (SIG_HANDLER_PARAMS))\r
- return;\r
-\r
- mono_arch_handle_altstack_exception (ctx, info->si_addr, FALSE);\r
- }\r
-#else\r
-\r
- if (!ji) {\r
- if (mono_chain_signal (SIG_HANDLER_PARAMS))\r
- return;\r
-\r
- mono_handle_native_sigsegv (SIGSEGV, ctx);\r
- }\r
- \r
- mono_arch_handle_exception (ctx, exc, FALSE);\r
-#endif\r
-}\r
-\r
-void\r
-SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler)\r
-{\r
- MonoException *exc;\r
- GET_CONTEXT;\r
-\r
- exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");\r
- \r
- mono_arch_handle_exception (ctx, exc, FALSE);\r
-}\r
-\r
-/* mono_jit_create_remoting_trampoline:\r
- * @method: pointer to the method info\r
- *\r
- * Creates a trampoline which calls the remoting functions. This\r
- * is used in the vtable of transparent proxies.\r
- * \r
- * Returns: a pointer to the newly created code \r
- */\r
-static gpointer\r
-mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target)\r
-{\r
- MonoMethod *nm;\r
- guint8 *addr = NULL;\r
-\r
- if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {\r
- return mono_arch_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,\r
- domain, NULL);\r
- }\r
-\r
- if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) || \r
- (mono_method_signature (method)->hasthis && (method->klass->marshalbyref || method->klass == mono_defaults.object_class))) {\r
- nm = mono_marshal_get_remoting_invoke_for_target (method, target);\r
- addr = mono_compile_method (nm);\r
- } else {\r
- addr = mono_compile_method (method);\r
- }\r
- return mono_get_addr_from_ftnptr (addr);\r
-}\r
-\r
-#ifdef MONO_ARCH_HAVE_IMT\r
-static G_GNUC_UNUSED gpointer\r
-mini_get_imt_trampoline (void)\r
-{\r
- static gpointer tramp = NULL;\r
- if (!tramp)\r
- tramp = mono_create_specific_trampoline (MONO_FAKE_IMT_METHOD, MONO_TRAMPOLINE_JIT, mono_get_root_domain (), NULL);\r
- return tramp;\r
-}\r
-#endif\r
-\r
-gpointer\r
-mini_get_vtable_trampoline (void)\r
-{\r
- static gpointer tramp = NULL;\r
- if (!tramp)\r
- tramp = mono_create_specific_trampoline (MONO_FAKE_VTABLE_METHOD, MONO_TRAMPOLINE_JIT, mono_get_root_domain (), NULL);\r
- return tramp;\r
-}\r
-\r
-static void\r
-mini_parse_debug_options (void)\r
-{\r
- char *options = getenv ("MONO_DEBUG");\r
- gchar **args, **ptr;\r
- \r
- if (!options)\r
- return;\r
-\r
- args = g_strsplit (options, ",", -1);\r
-\r
- for (ptr = args; ptr && *ptr; ptr++) {\r
- const char *arg = *ptr;\r
-\r
- if (!strcmp (arg, "handle-sigint"))\r
- debug_options.handle_sigint = TRUE;\r
- else if (!strcmp (arg, "keep-delegates"))\r
- debug_options.keep_delegates = TRUE;\r
- else if (!strcmp (arg, "collect-pagefault-stats"))\r
- debug_options.collect_pagefault_stats = TRUE;\r
- else if (!strcmp (arg, "break-on-unverified"))\r
- debug_options.break_on_unverified = TRUE;\r
- else if (!strcmp (arg, "no-gdb-backtrace"))\r
- debug_options.no_gdb_backtrace = TRUE;\r
- else if (!strcmp (arg, "suspend-on-sigsegv"))\r
- debug_options.suspend_on_sigsegv = TRUE;\r
- else if (!strcmp (arg, "dont-free-domains"))\r
- mono_dont_free_domains = TRUE;\r
- else if (!strcmp (arg, "dyn-runtime-invoke"))\r
- debug_options.dyn_runtime_invoke = TRUE;\r
- else if (!strcmp (arg, "gdb"))\r
- debug_options.gdb = TRUE;\r
- else if (!strcmp (arg, "explicit-null-checks"))\r
- debug_options.explicit_null_checks = TRUE;\r
- else if (!strcmp (arg, "gen-seq-points"))\r
- debug_options.gen_seq_points = TRUE;\r
- else if (!strcmp (arg, "init-stacks"))\r
- debug_options.init_stacks = TRUE;\r
- else {\r
- fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);\r
- fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'dont-free-domains', 'suspend-on-sigsegv', 'dyn-runtime-invoke', 'gdb', 'explicit-null-checks', 'init-stacks'\n");\r
- exit (1);\r
- }\r
- }\r
-\r
- g_strfreev (args);\r
-}\r
-\r
-MonoDebugOptions *\r
-mini_get_debug_options (void)\r
-{\r
- return &debug_options;\r
-}\r
-\r
-static gpointer\r
-mini_create_ftnptr (MonoDomain *domain, gpointer addr)\r
-{\r
-#ifdef __ia64__\r
- gpointer *desc;\r
-\r
- desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));\r
-\r
- desc [0] = addr;\r
- desc [1] = NULL;\r
-\r
- return desc;\r
-#elif defined(__ppc64__) || defined(__powerpc64__)\r
- gpointer *desc;\r
-\r
- desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));\r
-\r
- desc [0] = addr;\r
- desc [1] = NULL;\r
- desc [2] = NULL;\r
-\r
- return desc;\r
-#else\r
- return addr;\r
-#endif\r
-}\r
-\r
-static gpointer\r
-mini_get_addr_from_ftnptr (gpointer descr)\r
-{\r
-#if defined(__ia64__) || defined(__ppc64__) || defined(__powerpc64__)\r
- return *(gpointer*)descr;\r
-#else\r
- return descr;\r
-#endif\r
-} \r
-\r
-static void runtime_invoke_info_free (gpointer value);\r
- \r
-static void\r
-mini_create_jit_domain_info (MonoDomain *domain)\r
-{\r
- MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);\r
-\r
- info->class_init_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);\r
- info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);\r
- info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);\r
- info->delegate_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);\r
- info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);\r
- info->runtime_invoke_hash = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);\r
- info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, g_free);\r
- info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);\r
-\r
- domain->runtime_info = info;\r
-}\r
-\r
-static void\r
-delete_jump_list (gpointer key, gpointer value, gpointer user_data)\r
-{\r
- g_slist_free (value);\r
-}\r
-\r
-static void\r
-dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)\r
-{\r
- MonoJitDynamicMethodInfo *di = value;\r
- mono_code_manager_destroy (di->code_mp);\r
- g_free (di);\r
-}\r
-\r
-static void\r
-runtime_invoke_info_free (gpointer value)\r
-{\r
- RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;\r
-\r
-#ifdef MONO_ARCH_DYN_CALL_SUPPORTED\r
- if (info->dyn_call_info)\r
- mono_arch_dyn_call_free (info->dyn_call_info);\r
-#endif\r
- g_free (info);\r
-}\r
-\r
-static void\r
-mini_free_jit_domain_info (MonoDomain *domain)\r
-{\r
- MonoJitDomainInfo *info = domain_jit_info (domain);\r
-\r
- if (info->jump_target_hash) {\r
- g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);\r
- g_hash_table_destroy (info->jump_target_hash);\r
- }\r
- if (info->jump_target_got_slot_hash) {\r
- g_hash_table_foreach (info->jump_target_got_slot_hash, delete_jump_list, NULL);\r
- g_hash_table_destroy (info->jump_target_got_slot_hash);\r
- }\r
- if (info->dynamic_code_hash) {\r
- g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);\r
- g_hash_table_destroy (info->dynamic_code_hash);\r
- }\r
- if (info->method_code_hash)\r
- g_hash_table_destroy (info->method_code_hash);\r
- g_hash_table_destroy (info->class_init_trampoline_hash);\r
- g_hash_table_destroy (info->jump_trampoline_hash);\r
- g_hash_table_destroy (info->jit_trampoline_hash);\r
- g_hash_table_destroy (info->delegate_trampoline_hash);\r
- if (info->static_rgctx_trampoline_hash)\r
- g_hash_table_destroy (info->static_rgctx_trampoline_hash);\r
- g_hash_table_destroy (info->llvm_vcall_trampoline_hash);\r
- g_hash_table_destroy (info->runtime_invoke_hash);\r
- g_hash_table_destroy (info->seq_points);\r
- g_hash_table_destroy (info->arch_seq_points);\r
-\r
- if (info->agent_info)\r
- mono_debugger_agent_free_domain_info (domain);\r
-\r
- g_free (domain->runtime_info);\r
- domain->runtime_info = NULL;\r
-}\r
-\r
-MonoDomain *\r
-mini_init (const char *filename, const char *runtime_version)\r
-{\r
- MonoDomain *domain;\r
- MonoRuntimeCallbacks callbacks;\r
-\r
- MONO_PROBE_VES_INIT_BEGIN ();\r
-\r
-#ifdef __linux__\r
- if (access ("/proc/self/maps", F_OK) != 0) {\r
- g_print ("Mono requires /proc to be mounted.\n");\r
- exit (1);\r
- }\r
-#endif\r
-\r
- /* Happens when using the embedding interface */\r
- if (!default_opt_set)\r
- default_opt = mono_parse_default_optimizations (NULL);\r
-\r
- InitializeCriticalSection (&jit_mutex);\r
-\r
-#ifdef MONO_DEBUGGER_SUPPORTED\r
- if (mini_debug_running_inside_mdb ())\r
- mini_debugger_init ();\r
-#endif\r
-\r
-#ifdef MONO_ARCH_HAVE_TLS_GET\r
- mono_runtime_set_has_tls_get (TRUE);\r
-#else\r
- mono_runtime_set_has_tls_get (FALSE);\r
-#endif\r
-\r
- if (!global_codeman)\r
- global_codeman = mono_code_manager_new ();\r
- jit_icall_name_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);\r
-\r
- memset (&callbacks, 0, sizeof (callbacks));\r
- callbacks.create_ftnptr = mini_create_ftnptr;\r
- callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;\r
- callbacks.get_runtime_build_info = mono_get_runtime_build_info;\r
-\r
- mono_install_callbacks (&callbacks);\r
- \r
- mono_arch_cpu_init ();\r
-\r
- mono_arch_init ();\r
-\r
- mono_unwind_init ();\r
-\r
- mini_gc_init ();\r
-\r
- if (getenv ("MONO_DEBUG") != NULL)\r
- mini_parse_debug_options ();\r
-\r
- if (getenv ("MONO_XDEBUG")) {\r
- char *xdebug_opts = getenv ("MONO_XDEBUG");\r
- mono_xdebug_init (xdebug_opts);\r
- /* So methods for multiple domains don't have the same address */\r
- mono_dont_free_domains = TRUE;\r
- mono_using_xdebug = TRUE;\r
- } else if (mini_get_debug_options ()->gdb) {\r
- mono_xdebug_init ((char*)"gdb");\r
- mono_dont_free_domains = TRUE;\r
- mono_using_xdebug = TRUE;\r
- }\r
-\r
-#ifdef ENABLE_LLVM\r
- mono_llvm_init ();\r
-#endif\r
-\r
- mono_trampolines_init ();\r
-\r
- if (!g_thread_supported ())\r
- g_thread_init (NULL);\r
-\r
- mono_gc_base_init ();\r
-\r
- mono_jit_tls_id = TlsAlloc ();\r
- setup_jit_tls_data ((gpointer)-1, mono_thread_abort);\r
-\r
- if (default_opt & MONO_OPT_AOT)\r
- mono_aot_init ();\r
-\r
- mono_debugger_agent_init ();\r
-\r
-#ifdef MONO_ARCH_GSHARED_SUPPORTED\r
- mono_set_generic_sharing_supported (TRUE);\r
-#endif\r
-\r
-#ifndef MONO_CROSS_COMPILE\r
- mono_runtime_install_handlers ();\r
-#endif\r
- mono_threads_install_cleanup (mini_thread_cleanup);\r
-\r
-#ifdef MONO_ARCH_HAVE_NOTIFY_PENDING_EXC\r
- // This is experimental code so provide an env var to switch it off\r
- if (getenv ("MONO_DISABLE_PENDING_EXCEPTIONS")) {\r
- printf ("MONO_DISABLE_PENDING_EXCEPTIONS env var set.\n");\r
- } else {\r
- check_for_pending_exc = FALSE;\r
- mono_threads_install_notify_pending_exc (mono_arch_notify_pending_exc);\r
- }\r
-#endif\r
-\r
-#define JIT_TRAMPOLINES_WORK\r
-#ifdef JIT_TRAMPOLINES_WORK\r
- mono_install_compile_method (mono_jit_compile_method);\r
- mono_install_free_method (mono_jit_free_method);\r
-#ifdef MONO_ARCH_LLVM_SUPPORTED\r
- if (mono_use_llvm)\r
- /* The runtime currently only uses this for filling out vtables */\r
- mono_install_trampoline (mono_create_llvm_vcall_trampoline);\r
- else\r
- mono_install_trampoline (mono_create_jit_trampoline);\r
-#else\r
- mono_install_trampoline (mono_create_jit_trampoline);\r
-#endif\r
- mono_install_jump_trampoline (mono_create_jump_trampoline);\r
- mono_install_remoting_trampoline (mono_jit_create_remoting_trampoline);\r
- mono_install_delegate_trampoline (mono_create_delegate_trampoline);\r
- mono_install_create_domain_hook (mini_create_jit_domain_info);\r
- mono_install_free_domain_hook (mini_free_jit_domain_info);\r
-#endif\r
-#define JIT_INVOKE_WORKS\r
-#ifdef JIT_INVOKE_WORKS\r
- mono_install_runtime_invoke (mono_jit_runtime_invoke);\r
-#endif\r
- mono_install_stack_walk (mono_jit_walk_stack);\r
- mono_install_get_cached_class_info (mono_aot_get_cached_class_info);\r
- mono_install_get_class_from_name (mono_aot_get_class_from_name);\r
- mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);\r
-\r
- if (runtime_version)\r
- domain = mono_init_version (filename, runtime_version);\r
- else\r
- domain = mono_init_from_assembly (filename, filename);\r
-\r
- if (mono_aot_only) {\r
- /* This helps catch code allocation requests */\r
- mono_code_manager_set_read_only (domain->code_mp);\r
- }\r
-\r
-#ifdef MONO_ARCH_HAVE_IMT\r
- if (mono_use_imt) {\r
- if (mono_aot_only)\r
- mono_install_imt_thunk_builder (mono_aot_get_imt_thunk);\r
- else\r
- mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);\r
- if (!mono_use_llvm) {\r
- /* LLVM needs a per-method vtable trampoline */\r
- mono_install_vtable_trampoline (mini_get_vtable_trampoline ());\r
- /* \r
- * The imt code in mono_magic_trampoline () can't handle LLVM code. By disabling\r
- * this, we force iface calls to go through the llvm vcall trampoline.\r
- */\r
- mono_install_imt_trampoline (mini_get_imt_trampoline ());\r
- }\r
- }\r
-#endif\r
-\r
- /* This must come after mono_init () in the aot-only case */\r
- mono_exceptions_init ();\r
- mono_install_handler (mono_get_throw_exception ());\r
-\r
- mono_icall_init ();\r
-\r
- mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info", \r
- ves_icall_get_frame_info);\r
- mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace", \r
- ves_icall_get_trace);\r
- mono_add_internal_call ("System.Exception::get_trace", \r
- ves_icall_System_Exception_get_trace);\r
- mono_add_internal_call ("System.Security.SecurityFrame::_GetSecurityFrame",\r
- ves_icall_System_Security_SecurityFrame_GetSecurityFrame);\r
- mono_add_internal_call ("System.Security.SecurityFrame::_GetSecurityStack",\r
- ves_icall_System_Security_SecurityFrame_GetSecurityStack);\r
- mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers", \r
- mono_runtime_install_handlers);\r
-\r
-\r
- create_helper_signature ();\r
-\r
-#define JIT_CALLS_WORK\r
-#ifdef JIT_CALLS_WORK\r
- /* Needs to be called here since register_jit_icall depends on it */\r
- mono_marshal_init ();\r
-\r
- mono_arch_register_lowlevel_calls ();\r
- register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", NULL, TRUE);\r
- register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", NULL, TRUE);\r
- register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);\r
- register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);\r
- register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);\r
- register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "void", TRUE);\r
- register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);\r
-\r
- register_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);\r
- register_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);\r
-#ifdef MONO_ARCH_HAVE_THROW_EXCEPTION_BY_NAME\r
- register_icall (mono_get_throw_exception_by_name (), "mono_arch_throw_exception_by_name", "void ptr", TRUE); \r
-#endif\r
-#if MONO_ARCH_HAVE_THROW_CORLIB_EXCEPTION\r
- register_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", \r
- "void ptr", TRUE);\r
-#endif\r
- register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);\r
- register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "void", FALSE);\r
- register_icall (mono_thread_force_interruption_checkpoint, "mono_thread_force_interruption_checkpoint", "void", FALSE);\r
- register_icall (mono_load_remote_field_new, "mono_load_remote_field_new", "object object ptr ptr", FALSE);\r
- register_icall (mono_store_remote_field_new, "mono_store_remote_field_new", "void object ptr ptr object", FALSE);\r
-\r
- /* \r
- * NOTE, NOTE, NOTE, NOTE:\r
- * when adding emulation for some opcodes, remember to also add a dummy\r
- * rule to the burg files, because we need the arity information to be correct.\r
- */\r
-#ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS\r
- mono_register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, TRUE);\r
- mono_register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, FALSE);\r
- mono_register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, FALSE);\r
- mono_register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, FALSE);\r
- mono_register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, FALSE);\r
- mono_register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, FALSE);\r
- mono_register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, FALSE);\r
-#endif\r
-\r
-#ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS\r
- mono_register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, TRUE);\r
- mono_register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, TRUE);\r
- mono_register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, TRUE);\r
-#endif\r
-\r
-#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)\r
- mono_register_opcode_emulation (CEE_DIV, "__emul_idiv", "int32 int32 int32", mono_idiv, FALSE);\r
- mono_register_opcode_emulation (CEE_DIV_UN, "__emul_idiv_un", "int32 int32 int32", mono_idiv_un, FALSE);\r
- mono_register_opcode_emulation (CEE_REM, "__emul_irem", "int32 int32 int32", mono_irem, FALSE);\r
- mono_register_opcode_emulation (CEE_REM_UN, "__emul_irem_un", "int32 int32 int32", mono_irem_un, FALSE);\r
- mono_register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, FALSE);\r
- mono_register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, FALSE);\r
- mono_register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, FALSE);\r
- mono_register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, FALSE);\r
-#endif\r
-\r
-#ifdef MONO_ARCH_EMULATE_MUL_DIV\r
- mono_register_opcode_emulation (CEE_MUL, "__emul_imul", "int32 int32 int32", mono_imul, TRUE);\r
- mono_register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, TRUE);\r
-#endif\r
-\r
-#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)\r
- mono_register_opcode_emulation (CEE_MUL_OVF, "__emul_imul_ovf", "int32 int32 int32", mono_imul_ovf, FALSE);\r
- mono_register_opcode_emulation (CEE_MUL_OVF_UN, "__emul_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, FALSE);\r
- mono_register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, FALSE);\r
- mono_register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, FALSE);\r
-#endif\r
-\r
-#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT)\r
- mono_register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, FALSE);\r
-#endif\r
-\r
- mono_register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, FALSE);\r
-\r
-#ifdef MONO_ARCH_EMULATE_FCONV_TO_I8\r
- mono_register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, FALSE);\r
-#endif\r
-#ifdef MONO_ARCH_EMULATE_CONV_R8_UN\r
- mono_register_opcode_emulation (CEE_CONV_R_UN, "__emul_conv_r_un", "double int32", mono_conv_to_r8_un, FALSE);\r
- mono_register_opcode_emulation (OP_ICONV_TO_R_UN, "__emul_iconv_to_r_un", "double int32", mono_conv_to_r8_un, FALSE);\r
-#endif\r
-#ifdef MONO_ARCH_EMULATE_LCONV_TO_R8\r
- mono_register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, FALSE);\r
-#endif\r
-#ifdef MONO_ARCH_EMULATE_LCONV_TO_R4\r
- mono_register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, FALSE);\r
-#endif\r
-#ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN\r
- mono_register_opcode_emulation (OP_LCONV_TO_R_UN, "__emul_lconv_to_r8_un", "double long", mono_lconv_to_r8_un, FALSE);\r
-#endif\r
-#ifdef MONO_ARCH_EMULATE_FREM\r
- mono_register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, FALSE);\r
-#endif\r
-\r
-#ifdef MONO_ARCH_SOFT_FLOAT\r
- mono_register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, FALSE);\r
- mono_register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, FALSE);\r
- mono_register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, FALSE);\r
- mono_register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, FALSE);\r
- mono_register_opcode_emulation (CEE_CONV_R8, "__emul_conv_r8", "double int32", mono_conv_to_r8, FALSE);\r
- mono_register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, FALSE);\r
- mono_register_opcode_emulation (CEE_CONV_R4, "__emul_conv_r4", "double int32", mono_conv_to_r4, FALSE);\r
- mono_register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, FALSE);\r
- mono_register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, FALSE);\r
-#if SIZEOF_VOID_P == 4\r
- mono_register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, FALSE);\r
-#endif\r
-\r
- mono_register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, FALSE);\r
- mono_register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, FALSE);\r
- mono_register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, FALSE);\r
- mono_register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, FALSE);\r
- mono_register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, FALSE);\r
- mono_register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, FALSE);\r
- mono_register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, FALSE);\r
- mono_register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, FALSE);\r
- mono_register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, FALSE);\r
- mono_register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, FALSE);\r
-\r
- mono_register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, FALSE);\r
- mono_register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, FALSE);\r
- mono_register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, FALSE);\r
- mono_register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, FALSE);\r
- mono_register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, FALSE);\r
-\r
- register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);\r
- register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);\r
- register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);\r
- register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);\r
-#endif\r
-\r
-#if SIZEOF_REGISTER == 4\r
- mono_register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, TRUE);\r
-#endif\r
-\r
- /* other jit icalls */\r
- register_icall (mono_delegate_ctor, "mono_delegate_ctor", "void object object ptr", FALSE);\r
- register_icall (mono_class_static_field_address , "mono_class_static_field_address", \r
- "ptr ptr ptr", FALSE);\r
- register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);\r
- register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",\r
- "ptr ptr ptr ptr", FALSE);\r
- register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);\r
- register_icall (mono_ldstr, "mono_ldstr", "object ptr ptr int32", FALSE);\r
- register_icall (mono_helper_stelem_ref_check, "helper_stelem_ref_check", "void object object", FALSE);\r
- register_icall (mono_object_new, "mono_object_new", "object ptr ptr", FALSE);\r
- register_icall (mono_object_new_specific, "mono_object_new_specific", "object ptr", FALSE);\r
- register_icall (mono_array_new, "mono_array_new", "object ptr ptr int32", FALSE);\r
- register_icall (mono_array_new_specific, "mono_array_new_specific", "object ptr int32", FALSE);\r
- register_icall (mono_runtime_class_init, "mono_runtime_class_init", "void ptr", FALSE);\r
- register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);\r
- register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);\r
- register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);\r
- register_icall (mono_helper_compile_generic_method, "compile_generic_method", "ptr object ptr ptr", FALSE);\r
- register_icall (mono_helper_ldstr, "helper_ldstr", "object ptr int", FALSE);\r
- register_icall (mono_helper_ldstr_mscorlib, "helper_ldstr_mscorlib", "object int", FALSE);\r
- register_icall (mono_helper_newobj_mscorlib, "helper_newobj_mscorlib", "object int", FALSE);\r
- register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);\r
- register_icall (mono_object_castclass, "mono_object_castclass", "object object ptr", FALSE);\r
- register_icall (mono_break, "mono_break", NULL, TRUE);\r
- register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);\r
- register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);\r
- register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);\r
- register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);\r
- register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);\r
- register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);\r
- register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);\r
-#endif\r
-\r
- mono_generic_sharing_init ();\r
-\r
-#ifdef MONO_ARCH_SIMD_INTRINSICS\r
- mono_simd_intrinsics_init ();\r
-#endif\r
-\r
-#if MONO_SUPPORT_TASKLETS\r
- mono_tasklets_init ();\r
-#endif\r
-\r
- if (mono_compile_aot)\r
- /* \r
- * Avoid running managed code when AOT compiling, since the platform\r
- * might only support aot-only execution.\r
- */\r
- mono_runtime_set_no_exec (TRUE);\r
-\r
-#define JIT_RUNTIME_WORKS\r
-#ifdef JIT_RUNTIME_WORKS\r
- mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);\r
- mono_runtime_init (domain, mono_thread_start_cb, mono_thread_attach_cb);\r
- mono_thread_attach (domain);\r
-#endif\r
-\r
- mono_profiler_runtime_initialized ();\r
-\r
- MONO_PROBE_VES_INIT_END ();\r
- \r
- return domain;\r
-}\r
-\r
-MonoJitStats mono_jit_stats = {0};\r
-\r
-static void \r
-print_jit_stats (void)\r
-{\r
- if (mono_jit_stats.enabled) {\r
- g_print ("Mono Jit statistics\n");\r
- g_print ("Compiled methods: %ld\n", mono_jit_stats.methods_compiled);\r
- g_print ("Methods from AOT: %ld\n", mono_jit_stats.methods_aot);\r
- g_print ("Methods cache lookup: %ld\n", mono_jit_stats.methods_lookups);\r
- g_print ("Method trampolines: %ld\n", mono_jit_stats.method_trampolines);\r
- g_print ("Basic blocks: %ld\n", mono_jit_stats.basic_blocks);\r
- g_print ("Max basic blocks: %ld\n", mono_jit_stats.max_basic_blocks);\r
- g_print ("Allocated vars: %ld\n", mono_jit_stats.allocate_var);\r
- g_print ("Compiled CIL code size: %ld\n", mono_jit_stats.cil_code_size);\r
- g_print ("Native code size: %ld\n", mono_jit_stats.native_code_size);\r
- g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,\r
- mono_jit_stats.max_ratio_method);\r
- g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,\r
- mono_jit_stats.biggest_method);\r
- g_print ("Code reallocs: %ld\n", mono_jit_stats.code_reallocs);\r
- g_print ("Allocated code size: %ld\n", mono_jit_stats.allocated_code_size);\r
- g_print ("Inlineable methods: %ld\n", mono_jit_stats.inlineable_methods);\r
- g_print ("Inlined methods: %ld\n", mono_jit_stats.inlined_methods);\r
- g_print ("Regvars: %ld\n", mono_jit_stats.regvars);\r
- g_print ("Locals stack size: %ld\n", mono_jit_stats.locals_stack_size);\r
-\r
- g_print ("\nCreated object count: %ld\n", mono_stats.new_object_count);\r
- g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);\r
- g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);\r
- g_print ("Used classes: %ld\n", mono_stats.used_class_count);\r
- g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);\r
- g_print ("Methods: %ld\n", mono_stats.method_count);\r
- g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);\r
- g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);\r
- g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));\r
-\r
- g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);\r
- g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);\r
- g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);\r
-\r
- g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);\r
- g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);\r
- g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);\r
-\r
- g_print ("Dynamic code allocs: %ld\n", mono_stats.dynamic_code_alloc_count);\r
- g_print ("Dynamic code bytes: %ld\n", mono_stats.dynamic_code_bytes_count);\r
- g_print ("Dynamic code frees: %ld\n", mono_stats.dynamic_code_frees_count);\r
-\r
- g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);\r
- g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);\r
- g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);\r
- g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);\r
- g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);\r
- g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);\r
- g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);\r
- g_print ("IMT thunks size: %ld\n", mono_stats.imt_thunks_size);\r
-\r
- g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);\r
- g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);\r
- g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);\r
-\r
- g_print ("Hazardous pointers: %ld\n", mono_stats.hazardous_pointer_count);\r
-#ifdef HAVE_SGEN_GC\r
- g_print ("Minor GC collections: %ld\n", mono_stats.minor_gc_count);\r
-#endif\r
- g_print ("Major GC collections: %ld\n", mono_stats.major_gc_count);\r
-#ifdef HAVE_SGEN_GC\r
- g_print ("Minor GC time in msecs: %lf\n", (double)mono_stats.minor_gc_time_usecs / 1000.0);\r
-#endif\r
- g_print ("Major GC time in msecs: %lf\n", (double)mono_stats.major_gc_time_usecs / 1000.0);\r
- if (mono_security_get_mode () == MONO_SECURITY_MODE_CAS) {\r
- g_print ("\nDecl security check : %ld\n", mono_jit_stats.cas_declsec_check);\r
- g_print ("LinkDemand (user) : %ld\n", mono_jit_stats.cas_linkdemand);\r
- g_print ("LinkDemand (icall) : %ld\n", mono_jit_stats.cas_linkdemand_icall);\r
- g_print ("LinkDemand (pinvoke) : %ld\n", mono_jit_stats.cas_linkdemand_pinvoke);\r
- g_print ("LinkDemand (aptc) : %ld\n", mono_jit_stats.cas_linkdemand_aptc);\r
- g_print ("Demand (code gen) : %ld\n", mono_jit_stats.cas_demand_generation);\r
- }\r
-\r
- g_free (mono_jit_stats.max_ratio_method);\r
- mono_jit_stats.max_ratio_method = NULL;\r
- g_free (mono_jit_stats.biggest_method);\r
- mono_jit_stats.biggest_method = NULL;\r
- }\r
-}\r
-\r
-void\r
-mini_cleanup (MonoDomain *domain)\r
-{\r
- mono_runtime_shutdown_stat_profiler ();\r
- \r
-#ifndef DISABLE_COM\r
- cominterop_release_all_rcws ();\r
-#endif\r
-\r
-#ifndef MONO_CROSS_COMPILE \r
- /* \r
- * mono_runtime_cleanup() and mono_domain_finalize () need to\r
- * be called early since they need the execution engine still\r
- * fully working (mono_domain_finalize may invoke managed finalizers\r
- * and mono_runtime_cleanup will wait for other threads to finish).\r
- */\r
- mono_domain_finalize (domain, 2000);\r
-#endif\r
-\r
- /* This accesses metadata so needs to be called before runtime shutdown */\r
- print_jit_stats ();\r
-\r
- mono_profiler_shutdown ();\r
-\r
-#ifndef MONO_CROSS_COMPILE\r
- mono_runtime_cleanup (domain);\r
-#endif\r
-\r
- mono_icall_cleanup ();\r
-\r
- mono_runtime_cleanup_handlers ();\r
-\r
- mono_domain_free (domain, TRUE);\r
-\r
- mono_debugger_cleanup ();\r
-\r
-#ifdef ENABLE_LLVM\r
- mono_llvm_cleanup ();\r
-#endif\r
-\r
- mono_trampolines_cleanup ();\r
-\r
- mono_unwind_cleanup ();\r
-\r
- if (!mono_dont_free_global_codeman)\r
- mono_code_manager_destroy (global_codeman);\r
- g_hash_table_destroy (jit_icall_name_hash);\r
- g_free (emul_opcode_map);\r
-\r
- mono_arch_cleanup ();\r
-\r
- mono_cleanup ();\r
-\r
- mono_trace_cleanup ();\r
-\r
- mono_counters_dump (-1, stdout);\r
-\r
- if (mono_inject_async_exc_method)\r
- mono_method_desc_free (mono_inject_async_exc_method);\r
-\r
- TlsFree(mono_jit_tls_id);\r
-\r
- DeleteCriticalSection (&jit_mutex);\r
-\r
- DeleteCriticalSection (&mono_delegate_section);\r
-}\r
-\r
-void\r
-mono_set_defaults (int verbose_level, guint32 opts)\r
-{\r
- mini_verbose = verbose_level;\r
- default_opt = opts;\r
- default_opt_set = TRUE;\r
-}\r
-\r
-void\r
-mono_disable_optimizations (guint32 opts)\r
-{\r
- default_opt &= ~opts;\r
-}\r
-\r
-/*\r
- * mono_get_runtime_build_info:\r
- *\r
- * Return the runtime version + build date in string format.\r
- * The returned string is owned by the caller.\r
- */\r
-char*\r
-mono_get_runtime_build_info (void)\r
-{\r
- if (mono_build_date)\r
- return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);\r
- else\r
- return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);\r
-}\r
-\r
-static void\r
-mono_precompile_assembly (MonoAssembly *ass, void *user_data)\r
-{\r
- GHashTable *assemblies = (GHashTable*)user_data;\r
- MonoImage *image = mono_assembly_get_image (ass);\r
- MonoMethod *method, *invoke;\r
- int i, count = 0;\r
-\r
- if (g_hash_table_lookup (assemblies, ass))\r
- return;\r
-\r
- g_hash_table_insert (assemblies, ass, ass);\r
-\r
- if (mini_verbose > 0)\r
- printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));\r
-\r
- for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {\r
- method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);\r
- if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)\r
- continue;\r
-\r
- count++;\r
- if (mini_verbose > 1) {\r
- char * desc = mono_method_full_name (method, TRUE);\r
- g_print ("Compiling %d %s\n", count, desc);\r
- g_free (desc);\r
- }\r
- mono_compile_method (method);\r
- if (strcmp (method->name, "Finalize") == 0) {\r
- invoke = mono_marshal_get_runtime_invoke (method, FALSE);\r
- mono_compile_method (invoke);\r
- }\r
- if (method->klass->marshalbyref && mono_method_signature (method)->hasthis) {\r
- invoke = mono_marshal_get_remoting_invoke_with_check (method);\r
- mono_compile_method (invoke);\r
- }\r
- }\r
-\r
- /* Load and precompile referenced assemblies as well */\r
- for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {\r
- mono_assembly_load_reference (image, i);\r
- if (image->references [i])\r
- mono_precompile_assembly (image->references [i], assemblies);\r
- }\r
-}\r
-\r
-void mono_precompile_assemblies ()\r
-{\r
- GHashTable *assemblies = g_hash_table_new (NULL, NULL);\r
-\r
- mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);\r
-\r
- g_hash_table_destroy (assemblies);\r
-}\r
-\r
-void*\r
-mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) {\r
- return mono_arch_instrument_epilog_full (cfg, func, p, enable_arguments, FALSE);\r
-}\r
+/*
+ * mini.c: The new Mono code generator.
+ *
+ * Author:
+ * Paolo Molaro (lupus@ximian.com)
+ * Dietmar Maurer (dietmar@ximian.com)
+ *
+ * (C) 2002 Ximian, Inc.
+ */
+
+#include <config.h>
+#include <signal.h>
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <math.h>
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+
+#include <mono/utils/memcheck.h>
+
+#include <mono/metadata/assembly.h>
+#include <mono/metadata/loader.h>
+#include <mono/metadata/tabledefs.h>
+#include <mono/metadata/class.h>
+#include <mono/metadata/object.h>
+#include <mono/metadata/tokentype.h>
+#include <mono/metadata/tabledefs.h>
+#include <mono/metadata/threads.h>
+#include <mono/metadata/appdomain.h>
+#include <mono/metadata/debug-helpers.h>
+#include <mono/io-layer/io-layer.h>
+#include "mono/metadata/profiler.h"
+#include <mono/metadata/profiler-private.h>
+#include <mono/metadata/mono-config.h>
+#include <mono/metadata/environment.h>
+#include <mono/metadata/mono-debug.h>
+#include <mono/metadata/gc-internal.h>
+#include <mono/metadata/threads-types.h>
+#include <mono/metadata/verify.h>
+#include <mono/metadata/verify-internals.h>
+#include <mono/metadata/mempool-internals.h>
+#include <mono/metadata/attach.h>
+#include <mono/utils/mono-math.h>
+#include <mono/utils/mono-compiler.h>
+#include <mono/utils/mono-counters.h>
+#include <mono/utils/mono-logger-internal.h>
+#include <mono/utils/mono-mmap.h>
+#include <mono/utils/dtrace.h>
+
+#include "mini.h"
+#include "tasklets.h"
+#include <string.h>
+#include <ctype.h>
+#include "trace.h"
+#include "version.h"
+
+#include "jit-icalls.h"
+
+#include "debug-mini.h"
+#include "mini-gc.h"
+#include "debugger-agent.h"
+
+static gpointer mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex);
+
+/* helper methods signature */
+/* FIXME: Make these static again */
+MonoMethodSignature *helper_sig_class_init_trampoline = NULL;
+MonoMethodSignature *helper_sig_domain_get = NULL;
+MonoMethodSignature *helper_sig_generic_class_init_trampoline = NULL;
+MonoMethodSignature *helper_sig_rgctx_lazy_fetch_trampoline = NULL;
+MonoMethodSignature *helper_sig_monitor_enter_exit_trampoline = NULL;
+MonoMethodSignature *helper_sig_monitor_enter_exit_trampoline_llvm = NULL;
+
+static guint32 default_opt = 0;
+static gboolean default_opt_set = FALSE;
+
+guint32 mono_jit_tls_id = -1;
+
+#ifdef HAVE_KW_THREAD
+static __thread gpointer mono_jit_tls MONO_TLS_FAST;
+#endif
+
+MonoTraceSpec *mono_jit_trace_calls = NULL;
+gboolean mono_break_on_exc = FALSE;
+gboolean mono_compile_aot = FALSE;
+/* If this is set, no code is generated dynamically, everything is taken from AOT files */
+gboolean mono_aot_only = FALSE;
+/* Whenever to use IMT */
+#ifdef MONO_ARCH_HAVE_IMT
+gboolean mono_use_imt = TRUE;
+#else
+gboolean mono_use_imt = FALSE;
+#endif
+MonoMethodDesc *mono_inject_async_exc_method = NULL;
+int mono_inject_async_exc_pos;
+MonoMethodDesc *mono_break_at_bb_method = NULL;
+int mono_break_at_bb_bb_num;
+gboolean mono_do_x86_stack_align = TRUE;
+const char *mono_build_date;
+gboolean mono_do_signal_chaining;
+static gboolean mono_using_xdebug;
+static int mini_verbose = 0;
+
+/* Statistics */
+#ifdef ENABLE_LLVM
+static int methods_with_llvm, methods_without_llvm;
+#endif
+
+/*
+ * This flag controls whenever the runtime uses LLVM compiled code.
+ * Enabling this causes different/slower code paths to be used, which is why it
+ * defaults to FALSE.
+ * Changes when this flag is set include:
+ * - a per method vtable trampoline is used to handle virtual calls, instead of only
+ * one trampoline.
+ * - fast generic virtual calls are not supported.
+ */
+#ifdef ENABLE_LLVM
+gboolean mono_use_llvm = TRUE;
+#else
+gboolean mono_use_llvm = FALSE;
+#endif
+
+#define mono_jit_lock() EnterCriticalSection (&jit_mutex)
+#define mono_jit_unlock() LeaveCriticalSection (&jit_mutex)
+static CRITICAL_SECTION jit_mutex;
+
+static MonoCodeManager *global_codeman = NULL;
+
+static GHashTable *jit_icall_name_hash = NULL;
+
+static MonoDebugOptions debug_options;
+
+#ifdef VALGRIND_JIT_REGISTER_MAP
+static int valgrind_register = 0;
+#endif
+
+/*
+ * Table written to by the debugger with a 1-based index into the
+ * mono_breakpoint_info table, which contains changes made to
+ * the JIT instructions by the debugger.
+ */
+gssize
+mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];
+
+/* Whenever to check for pending exceptions in managed-to-native wrappers */
+gboolean check_for_pending_exc = TRUE;
+
+/* Whenever to disable passing/returning small valuetypes in registers for managed methods */
+gboolean disable_vtypes_in_regs = FALSE;
+
+gboolean mono_dont_free_global_codeman;
+
+gboolean
+mono_running_on_valgrind (void)
+{
+ if (RUNNING_ON_VALGRIND){
+#ifdef VALGRIND_JIT_REGISTER_MAP
+ valgrind_register = TRUE;
+#endif
+ return TRUE;
+ } else
+ return FALSE;
+}
+
+typedef struct {
+ MonoExceptionClause *clause;
+ MonoBasicBlock *basic_block;
+ int start_offset;
+} TryBlockHole;
+
+typedef struct {
+ void *ip;
+ MonoMethod *method;
+} FindTrampUserData;
+
+static void
+find_tramp (gpointer key, gpointer value, gpointer user_data)
+{
+ FindTrampUserData *ud = (FindTrampUserData*)user_data;
+
+ if (value == ud->ip)
+ ud->method = (MonoMethod*)key;
+}
+
+/* debug function */
+G_GNUC_UNUSED static char*
+get_method_from_ip (void *ip)
+{
+ MonoJitInfo *ji;
+ char *method;
+ char *res;
+ MonoDomain *domain = mono_domain_get ();
+ MonoDebugSourceLocation *location;
+ FindTrampUserData user_data;
+
+ ji = mono_jit_info_table_find (domain, ip);
+ if (!ji) {
+ user_data.ip = ip;
+ user_data.method = NULL;
+ mono_domain_lock (domain);
+ g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
+ mono_domain_unlock (domain);
+ if (user_data.method) {
+ char *mname = mono_method_full_name (user_data.method, TRUE);
+ res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
+ g_free (mname);
+ return res;
+ }
+ else
+ return NULL;
+ }
+ method = mono_method_full_name (ji->method, TRUE);
+ /* FIXME: unused ? */
+ location = mono_debug_lookup_source_location (ji->method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
+
+ res = g_strdup_printf (" %s + 0x%x (%p %p) [%p - %s]", method, (int)((char*)ip - (char*)ji->code_start), ji->code_start, (char*)ji->code_start + ji->code_size, domain, domain->friendly_name);
+
+ mono_debug_free_source_location (location);
+ g_free (method);
+
+ return res;
+}
+
+/**
+ * mono_pmip:
+ * @ip: an instruction pointer address
+ *
+ * This method is used from a debugger to get the name of the
+ * method at address @ip. This routine is typically invoked from
+ * a debugger like this:
+ *
+ * (gdb) print mono_pmip ($pc)
+ *
+ * Returns: the name of the method at address @ip.
+ */
+G_GNUC_UNUSED char *
+mono_pmip (void *ip)
+{
+ return get_method_from_ip (ip);
+}
+
+/**
+ * mono_print_method_from_ip
+ * @ip: an instruction pointer address
+ *
+ * This method is used from a debugger to get the name of the
+ * method at address @ip.
+ *
+ * This prints the name of the method at address @ip in the standard
+ * output. Unlike mono_pmip which returns a string, this routine
+ * prints the value on the standard output.
+ */
+void
+mono_print_method_from_ip (void *ip)
+{
+ MonoJitInfo *ji;
+ char *method;
+ MonoDebugSourceLocation *source;
+ MonoDomain *domain = mono_domain_get ();
+ MonoDomain *target_domain = mono_domain_get ();
+ FindTrampUserData user_data;
+
+ ji = mini_jit_info_table_find (domain, ip, &target_domain);
+ if (!ji) {
+ user_data.ip = ip;
+ user_data.method = NULL;
+ mono_domain_lock (domain);
+ g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
+ mono_domain_unlock (domain);
+ if (user_data.method) {
+ char *mname = mono_method_full_name (user_data.method, TRUE);
+ printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
+ g_free (mname);
+ }
+ else
+ g_print ("No method at %p\n", ip);
+ return;
+ }
+ method = mono_method_full_name (ji->method, TRUE);
+ source = mono_debug_lookup_source_location (ji->method, (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
+
+ g_print ("IP %p at offset 0x%x of method %s (%p %p)[domain %p - %s]\n", ip, (int)((char*)ip - (char*)ji->code_start), method, ji->code_start, (char*)ji->code_start + ji->code_size, target_domain, target_domain->friendly_name);
+
+ if (source)
+ g_print ("%s:%d\n", source->source_file, source->row);
+
+ mono_debug_free_source_location (source);
+ g_free (method);
+}
+
+/*
+ * mono_method_same_domain:
+ *
+ * Determine whenever two compiled methods are in the same domain, thus
+ * the address of the callee can be embedded in the caller.
+ */
+gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
+{
+ if (!caller || !callee)
+ return FALSE;
+
+ /*
+ * If the call was made from domain-neutral to domain-specific
+ * code, we can't patch the call site.
+ */
+ if (caller->domain_neutral && !callee->domain_neutral)
+ return FALSE;
+
+ if ((caller->method->klass == mono_defaults.appdomain_class) &&
+ (strstr (caller->method->name, "InvokeInDomain"))) {
+ /* The InvokeInDomain methods change the current appdomain */
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/*
+ * mono_global_codeman_reserve:
+ *
+ * Allocate code memory from the global code manager.
+ */
+void *mono_global_codeman_reserve (int size)
+{
+ void *ptr;
+
+ if (mono_aot_only)
+ g_error ("Attempting to allocate from the global code manager while running with --aot-only.\n");
+
+ if (!global_codeman) {
+ /* This can happen during startup */
+ global_codeman = mono_code_manager_new ();
+ return mono_code_manager_reserve (global_codeman, size);
+ }
+ else {
+ mono_jit_lock ();
+ ptr = mono_code_manager_reserve (global_codeman, size);
+ mono_jit_unlock ();
+ return ptr;
+ }
+}
+
+/**
+ * mono_create_unwind_op:
+ *
+ * Create an unwind op with the given parameters.
+ */
+MonoUnwindOp*
+mono_create_unwind_op (int when, int tag, int reg, int val)
+{
+ MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
+
+ op->op = tag;
+ op->reg = reg;
+ op->val = val;
+ op->when = when;
+
+ return op;
+}
+
+/**
+ * mono_emit_unwind_op:
+ *
+ * Add an unwind op with the given parameters for the list of unwind ops stored in
+ * cfg->unwind_ops.
+ */
+void
+mono_emit_unwind_op (MonoCompile *cfg, int when, int tag, int reg, int val)
+{
+ MonoUnwindOp *op = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoUnwindOp));
+
+ op->op = tag;
+ op->reg = reg;
+ op->val = val;
+ op->when = when;
+
+ cfg->unwind_ops = g_slist_append_mempool (cfg->mempool, cfg->unwind_ops, op);
+}
+
+MonoJumpInfoToken *
+mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
+{
+ MonoJumpInfoToken *res = mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
+ res->image = image;
+ res->token = token;
+ res->has_context = context != NULL;
+ if (context)
+ memcpy (&res->context, context, sizeof (MonoGenericContext));
+
+ return res;
+}
+
+MonoJumpInfoToken *
+mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
+{
+ return mono_jump_info_token_new2 (mp, image, token, NULL);
+}
+
+/*
+ * mono_tramp_info_create:
+ *
+ * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
+ * of NAME, JI, and UNWIND_OPS.
+ */
+MonoTrampInfo*
+mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
+{
+ MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
+
+ info->name = (char*)name;
+ info->code = code;
+ info->code_size = code_size;
+ info->ji = ji;
+ info->unwind_ops = unwind_ops;
+
+ return info;
+}
+
+void
+mono_tramp_info_free (MonoTrampInfo *info)
+{
+ g_free (info->name);
+
+ // FIXME: ji + unwind_ops
+}
+
+#define MONO_INIT_VARINFO(vi,id) do { \
+ (vi)->range.first_use.pos.bid = 0xffff; \
+ (vi)->reg = -1; \
+ (vi)->idx = (id); \
+} while (0)
+
+/**
+ * mono_unlink_bblock:
+ *
+ * Unlink two basic blocks.
+ */
+void
+mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to)
+{
+ int i, pos;
+ gboolean found;
+
+ found = FALSE;
+ for (i = 0; i < from->out_count; ++i) {
+ if (to == from->out_bb [i]) {
+ found = TRUE;
+ break;
+ }
+ }
+ if (found) {
+ pos = 0;
+ for (i = 0; i < from->out_count; ++i) {
+ if (from->out_bb [i] != to)
+ from->out_bb [pos ++] = from->out_bb [i];
+ }
+ g_assert (pos == from->out_count - 1);
+ from->out_count--;
+ }
+
+ found = FALSE;
+ for (i = 0; i < to->in_count; ++i) {
+ if (from == to->in_bb [i]) {
+ found = TRUE;
+ break;
+ }
+ }
+ if (found) {
+ pos = 0;
+ for (i = 0; i < to->in_count; ++i) {
+ if (to->in_bb [i] != from)
+ to->in_bb [pos ++] = to->in_bb [i];
+ }
+ g_assert (pos == to->in_count - 1);
+ to->in_count--;
+ }
+}
+
+/*
+ * mono_bblocks_linked:
+ *
+ * Return whenever BB1 and BB2 are linked in the CFG.
+ */
+gboolean
+mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2)
+{
+ int i;
+
+ for (i = 0; i < bb1->out_count; ++i) {
+ if (bb1->out_bb [i] == bb2)
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static int
+mono_find_block_region_notry (MonoCompile *cfg, int offset)
+{
+ MonoMethodHeader *header = cfg->header;
+ MonoExceptionClause *clause;
+ int i;
+
+ for (i = 0; i < header->num_clauses; ++i) {
+ clause = &header->clauses [i];
+ if ((clause->flags == MONO_EXCEPTION_CLAUSE_FILTER) && (offset >= clause->data.filter_offset) &&
+ (offset < (clause->handler_offset)))
+ return ((i + 1) << 8) | MONO_REGION_FILTER | clause->flags;
+
+ if (MONO_OFFSET_IN_HANDLER (clause, offset)) {
+ if (clause->flags == MONO_EXCEPTION_CLAUSE_FINALLY)
+ return ((i + 1) << 8) | MONO_REGION_FINALLY | clause->flags;
+ else if (clause->flags == MONO_EXCEPTION_CLAUSE_FAULT)
+ return ((i + 1) << 8) | MONO_REGION_FAULT | clause->flags;
+ else
+ return ((i + 1) << 8) | MONO_REGION_CATCH | clause->flags;
+ }
+ }
+
+ return -1;
+}
+
+/*
+ * mono_get_block_region_notry:
+ *
+ * Return the region corresponding to REGION, ignoring try clauses nested inside
+ * finally clauses.
+ */
+int
+mono_get_block_region_notry (MonoCompile *cfg, int region)
+{
+ if ((region & (0xf << 4)) == MONO_REGION_TRY) {
+ MonoMethodHeader *header = cfg->header;
+
+ /*
+ * This can happen if a try clause is nested inside a finally clause.
+ */
+ int clause_index = (region >> 8) - 1;
+ g_assert (clause_index >= 0 && clause_index < header->num_clauses);
+
+ region = mono_find_block_region_notry (cfg, header->clauses [clause_index].try_offset);
+ }
+
+ return region;
+}
+
+MonoInst *
+mono_find_spvar_for_region (MonoCompile *cfg, int region)
+{
+ region = mono_get_block_region_notry (cfg, region);
+
+ return g_hash_table_lookup (cfg->spvars, GINT_TO_POINTER (region));
+}
+
+static void
+df_visit (MonoBasicBlock *start, int *dfn, MonoBasicBlock **array)
+{
+ int i;
+
+ array [*dfn] = start;
+ /* g_print ("visit %d at %p (BB%ld)\n", *dfn, start->cil_code, start->block_num); */
+ for (i = 0; i < start->out_count; ++i) {
+ if (start->out_bb [i]->dfn)
+ continue;
+ (*dfn)++;
+ start->out_bb [i]->dfn = *dfn;
+ start->out_bb [i]->df_parent = start;
+ array [*dfn] = start->out_bb [i];
+ df_visit (start->out_bb [i], dfn, array);
+ }
+}
+
+guint32
+mono_reverse_branch_op (guint32 opcode)
+{
+ static const int reverse_map [] = {
+ CEE_BNE_UN, CEE_BLT, CEE_BLE, CEE_BGT, CEE_BGE,
+ CEE_BEQ, CEE_BLT_UN, CEE_BLE_UN, CEE_BGT_UN, CEE_BGE_UN
+ };
+ static const int reverse_fmap [] = {
+ OP_FBNE_UN, OP_FBLT, OP_FBLE, OP_FBGT, OP_FBGE,
+ OP_FBEQ, OP_FBLT_UN, OP_FBLE_UN, OP_FBGT_UN, OP_FBGE_UN
+ };
+ static const int reverse_lmap [] = {
+ OP_LBNE_UN, OP_LBLT, OP_LBLE, OP_LBGT, OP_LBGE,
+ OP_LBEQ, OP_LBLT_UN, OP_LBLE_UN, OP_LBGT_UN, OP_LBGE_UN
+ };
+ static const int reverse_imap [] = {
+ OP_IBNE_UN, OP_IBLT, OP_IBLE, OP_IBGT, OP_IBGE,
+ OP_IBEQ, OP_IBLT_UN, OP_IBLE_UN, OP_IBGT_UN, OP_IBGE_UN
+ };
+
+ if (opcode >= CEE_BEQ && opcode <= CEE_BLT_UN) {
+ opcode = reverse_map [opcode - CEE_BEQ];
+ } else if (opcode >= OP_FBEQ && opcode <= OP_FBLT_UN) {
+ opcode = reverse_fmap [opcode - OP_FBEQ];
+ } else if (opcode >= OP_LBEQ && opcode <= OP_LBLT_UN) {
+ opcode = reverse_lmap [opcode - OP_LBEQ];
+ } else if (opcode >= OP_IBEQ && opcode <= OP_IBLT_UN) {
+ opcode = reverse_imap [opcode - OP_IBEQ];
+ } else
+ g_assert_not_reached ();
+
+ return opcode;
+}
+
+guint
+mono_type_to_store_membase (MonoCompile *cfg, MonoType *type)
+{
+ if (type->byref)
+ return OP_STORE_MEMBASE_REG;
+
+handle_enum:
+ switch (type->type) {
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_BOOLEAN:
+ return OP_STOREI1_MEMBASE_REG;
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_CHAR:
+ return OP_STOREI2_MEMBASE_REG;
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ return OP_STOREI4_MEMBASE_REG;
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_FNPTR:
+ return OP_STORE_MEMBASE_REG;
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_ARRAY:
+ return OP_STORE_MEMBASE_REG;
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ return OP_STOREI8_MEMBASE_REG;
+ case MONO_TYPE_R4:
+ return OP_STORER4_MEMBASE_REG;
+ case MONO_TYPE_R8:
+ return OP_STORER8_MEMBASE_REG;
+ case MONO_TYPE_VALUETYPE:
+ if (type->data.klass->enumtype) {
+ type = mono_class_enum_basetype (type->data.klass);
+ goto handle_enum;
+ }
+ if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (type)))
+ return OP_STOREX_MEMBASE;
+ return OP_STOREV_MEMBASE;
+ case MONO_TYPE_TYPEDBYREF:
+ return OP_STOREV_MEMBASE;
+ case MONO_TYPE_GENERICINST:
+ type = &type->data.generic_class->container_class->byval_arg;
+ goto handle_enum;
+ case MONO_TYPE_VAR:
+ case MONO_TYPE_MVAR:
+ /* FIXME: all the arguments must be references for now,
+ * later look inside cfg and see if the arg num is
+ * really a reference
+ */
+ g_assert (cfg->generic_sharing_context);
+ return OP_STORE_MEMBASE_REG;
+ default:
+ g_error ("unknown type 0x%02x in type_to_store_membase", type->type);
+ }
+ return -1;
+}
+
+guint
+mono_type_to_load_membase (MonoCompile *cfg, MonoType *type)
+{
+ if (type->byref)
+ return OP_LOAD_MEMBASE;
+
+ type = mono_type_get_underlying_type (type);
+
+ switch (type->type) {
+ case MONO_TYPE_I1:
+ return OP_LOADI1_MEMBASE;
+ case MONO_TYPE_U1:
+ case MONO_TYPE_BOOLEAN:
+ return OP_LOADU1_MEMBASE;
+ case MONO_TYPE_I2:
+ return OP_LOADI2_MEMBASE;
+ case MONO_TYPE_U2:
+ case MONO_TYPE_CHAR:
+ return OP_LOADU2_MEMBASE;
+ case MONO_TYPE_I4:
+ return OP_LOADI4_MEMBASE;
+ case MONO_TYPE_U4:
+ return OP_LOADU4_MEMBASE;
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_FNPTR:
+ return OP_LOAD_MEMBASE;
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_ARRAY:
+ return OP_LOAD_MEMBASE;
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ return OP_LOADI8_MEMBASE;
+ case MONO_TYPE_R4:
+ return OP_LOADR4_MEMBASE;
+ case MONO_TYPE_R8:
+ return OP_LOADR8_MEMBASE;
+ case MONO_TYPE_VALUETYPE:
+ if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (type)))
+ return OP_LOADX_MEMBASE;
+ case MONO_TYPE_TYPEDBYREF:
+ return OP_LOADV_MEMBASE;
+ case MONO_TYPE_GENERICINST:
+ if (mono_type_generic_inst_is_valuetype (type))
+ return OP_LOADV_MEMBASE;
+ else
+ return OP_LOAD_MEMBASE;
+ break;
+ case MONO_TYPE_VAR:
+ case MONO_TYPE_MVAR:
+ /* FIXME: all the arguments must be references for now,
+ * later look inside cfg and see if the arg num is
+ * really a reference
+ */
+ g_assert (cfg->generic_sharing_context);
+ return OP_LOAD_MEMBASE;
+ default:
+ g_error ("unknown type 0x%02x in type_to_load_membase", type->type);
+ }
+ return -1;
+}
+
+static guint
+mini_type_to_ldind (MonoCompile* cfg, MonoType *type)
+{
+ if (cfg->generic_sharing_context && !type->byref) {
+ /* FIXME: all the arguments must be references for now,
+ * later look inside cfg and see if the arg num is
+ * really a reference
+ */
+ if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)
+ return CEE_LDIND_REF;
+ }
+ return mono_type_to_ldind (type);
+}
+
+guint
+mini_type_to_stind (MonoCompile* cfg, MonoType *type)
+{
+ if (cfg->generic_sharing_context && !type->byref) {
+ /* FIXME: all the arguments must be references for now,
+ * later look inside cfg and see if the arg num is
+ * really a reference
+ */
+ if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)
+ return CEE_STIND_REF;
+ }
+ return mono_type_to_stind (type);
+}
+
+int
+mono_op_imm_to_op (int opcode)
+{
+ switch (opcode) {
+ case OP_ADD_IMM:
+#if SIZEOF_REGISTER == 4
+ return OP_IADD;
+#else
+ return OP_LADD;
+#endif
+ case OP_IADD_IMM:
+ return OP_IADD;
+ case OP_LADD_IMM:
+ return OP_LADD;
+ case OP_ISUB_IMM:
+ return OP_ISUB;
+ case OP_LSUB_IMM:
+ return OP_LSUB;
+ case OP_IMUL_IMM:
+ return OP_IMUL;
+ case OP_AND_IMM:
+#if SIZEOF_REGISTER == 4
+ return OP_IAND;
+#else
+ return OP_LAND;
+#endif
+ case OP_OR_IMM:
+#if SIZEOF_REGISTER == 4
+ return OP_IOR;
+#else
+ return OP_LOR;
+#endif
+ case OP_XOR_IMM:
+#if SIZEOF_REGISTER == 4
+ return OP_IXOR;
+#else
+ return OP_LXOR;
+#endif
+ case OP_IAND_IMM:
+ return OP_IAND;
+ case OP_LAND_IMM:
+ return OP_LAND;
+ case OP_IOR_IMM:
+ return OP_IOR;
+ case OP_LOR_IMM:
+ return OP_LOR;
+ case OP_IXOR_IMM:
+ return OP_IXOR;
+ case OP_LXOR_IMM:
+ return OP_LXOR;
+ case OP_ISHL_IMM:
+ return OP_ISHL;
+ case OP_LSHL_IMM:
+ return OP_LSHL;
+ case OP_ISHR_IMM:
+ return OP_ISHR;
+ case OP_LSHR_IMM:
+ return OP_LSHR;
+ case OP_ISHR_UN_IMM:
+ return OP_ISHR_UN;
+ case OP_LSHR_UN_IMM:
+ return OP_LSHR_UN;
+ case OP_IDIV_IMM:
+ return OP_IDIV;
+ case OP_IDIV_UN_IMM:
+ return OP_IDIV_UN;
+ case OP_IREM_UN_IMM:
+ return OP_IREM_UN;
+ case OP_IREM_IMM:
+ return OP_IREM;
+ case OP_DIV_IMM:
+#if SIZEOF_REGISTER == 4
+ return OP_IDIV;
+#else
+ return OP_LDIV;
+#endif
+ case OP_REM_IMM:
+#if SIZEOF_REGISTER == 4
+ return OP_IREM;
+#else
+ return OP_LREM;
+#endif
+ case OP_ADDCC_IMM:
+ return OP_ADDCC;
+ case OP_ADC_IMM:
+ return OP_ADC;
+ case OP_SUBCC_IMM:
+ return OP_SUBCC;
+ case OP_SBB_IMM:
+ return OP_SBB;
+ case OP_IADC_IMM:
+ return OP_IADC;
+ case OP_ISBB_IMM:
+ return OP_ISBB;
+ case OP_COMPARE_IMM:
+ return OP_COMPARE;
+ case OP_ICOMPARE_IMM:
+ return OP_ICOMPARE;
+ case OP_LOCALLOC_IMM:
+ return OP_LOCALLOC;
+ default:
+ printf ("%s\n", mono_inst_name (opcode));
+ g_assert_not_reached ();
+ return -1;
+ }
+}
+
+/*
+ * mono_decompose_op_imm:
+ *
+ * Replace the OP_.._IMM INS with its non IMM variant.
+ */
+void
+mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins)
+{
+ MonoInst *temp;
+
+ MONO_INST_NEW (cfg, temp, OP_ICONST);
+ temp->inst_c0 = ins->inst_imm;
+ temp->dreg = mono_alloc_ireg (cfg);
+ mono_bblock_insert_before_ins (bb, ins, temp);
+ ins->opcode = mono_op_imm_to_op (ins->opcode);
+ if (ins->opcode == OP_LOCALLOC)
+ ins->sreg1 = temp->dreg;
+ else
+ ins->sreg2 = temp->dreg;
+
+ bb->max_vreg = MAX (bb->max_vreg, cfg->next_vreg);
+}
+
+static void
+set_vreg_to_inst (MonoCompile *cfg, int vreg, MonoInst *inst)
+{
+ if (vreg >= cfg->vreg_to_inst_len) {
+ MonoInst **tmp = cfg->vreg_to_inst;
+ int size = cfg->vreg_to_inst_len;
+
+ while (vreg >= cfg->vreg_to_inst_len)
+ cfg->vreg_to_inst_len = cfg->vreg_to_inst_len ? cfg->vreg_to_inst_len * 2 : 32;
+ cfg->vreg_to_inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst*) * cfg->vreg_to_inst_len);
+ if (size)
+ memcpy (cfg->vreg_to_inst, tmp, size * sizeof (MonoInst*));
+ }
+ cfg->vreg_to_inst [vreg] = inst;
+}
+
+#define mono_type_is_long(type) (!(type)->byref && ((mono_type_get_underlying_type (type)->type == MONO_TYPE_I8) || (mono_type_get_underlying_type (type)->type == MONO_TYPE_U8)))
+#define mono_type_is_float(type) (!(type)->byref && (((type)->type == MONO_TYPE_R8) || ((type)->type == MONO_TYPE_R4)))
+
+#ifdef DISABLE_JIT
+
+MonoInst*
+mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)
+{
+ return NULL;
+}
+
+#else
+
+MonoInst*
+mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg)
+{
+ MonoInst *inst;
+ int num = cfg->num_varinfo;
+ gboolean regpair;
+
+ if ((num + 1) >= cfg->varinfo_count) {
+ int orig_count = cfg->varinfo_count;
+ cfg->varinfo_count = cfg->varinfo_count ? (cfg->varinfo_count * 2) : 64;
+ cfg->varinfo = (MonoInst **)g_realloc (cfg->varinfo, sizeof (MonoInst*) * cfg->varinfo_count);
+ cfg->vars = (MonoMethodVar *)g_realloc (cfg->vars, sizeof (MonoMethodVar) * cfg->varinfo_count);
+ memset (&cfg->vars [orig_count], 0, (cfg->varinfo_count - orig_count) * sizeof (MonoMethodVar));
+ }
+
+ mono_jit_stats.allocate_var++;
+
+ MONO_INST_NEW (cfg, inst, opcode);
+ inst->inst_c0 = num;
+ inst->inst_vtype = type;
+ inst->klass = mono_class_from_mono_type (type);
+ type_to_eval_stack_type (cfg, type, inst);
+ /* if set to 1 the variable is native */
+ inst->backend.is_pinvoke = 0;
+ inst->dreg = vreg;
+
+ cfg->varinfo [num] = inst;
+
+ MONO_INIT_VARINFO (&cfg->vars [num], num);
+ MONO_VARINFO (cfg, num)->vreg = vreg;
+
+ if (vreg != -1)
+ set_vreg_to_inst (cfg, vreg, inst);
+
+#if SIZEOF_REGISTER == 4
+#ifdef MONO_ARCH_SOFT_FLOAT
+ regpair = mono_type_is_long (type) || mono_type_is_float (type);
+#else
+ regpair = mono_type_is_long (type);
+#endif
+#else
+ regpair = FALSE;
+#endif
+
+ if (regpair) {
+ MonoInst *tree;
+
+ /*
+ * These two cannot be allocated using create_var_for_vreg since that would
+ * put it into the cfg->varinfo array, confusing many parts of the JIT.
+ */
+
+ /*
+ * Set flags to VOLATILE so SSA skips it.
+ */
+
+ if (cfg->verbose_level >= 4) {
+ printf (" Create LVAR R%d (R%d, R%d)\n", inst->dreg, inst->dreg + 1, inst->dreg + 2);
+ }
+
+#ifdef MONO_ARCH_SOFT_FLOAT
+ if (cfg->opt & MONO_OPT_SSA) {
+ if (mono_type_is_float (type))
+ inst->flags = MONO_INST_VOLATILE;
+ }
+#endif
+
+ /* Allocate a dummy MonoInst for the first vreg */
+ MONO_INST_NEW (cfg, tree, OP_LOCAL);
+ tree->dreg = inst->dreg + 1;
+ if (cfg->opt & MONO_OPT_SSA)
+ tree->flags = MONO_INST_VOLATILE;
+ tree->inst_c0 = num;
+ tree->type = STACK_I4;
+ tree->inst_vtype = &mono_defaults.int32_class->byval_arg;
+ tree->klass = mono_class_from_mono_type (tree->inst_vtype);
+
+ set_vreg_to_inst (cfg, inst->dreg + 1, tree);
+
+ /* Allocate a dummy MonoInst for the second vreg */
+ MONO_INST_NEW (cfg, tree, OP_LOCAL);
+ tree->dreg = inst->dreg + 2;
+ if (cfg->opt & MONO_OPT_SSA)
+ tree->flags = MONO_INST_VOLATILE;
+ tree->inst_c0 = num;
+ tree->type = STACK_I4;
+ tree->inst_vtype = &mono_defaults.int32_class->byval_arg;
+ tree->klass = mono_class_from_mono_type (tree->inst_vtype);
+
+ set_vreg_to_inst (cfg, inst->dreg + 2, tree);
+ }
+
+ cfg->num_varinfo++;
+ if (cfg->verbose_level > 2)
+ g_print ("created temp %d (R%d) of type %s\n", num, vreg, mono_type_get_name (type));
+ return inst;
+}
+
+MonoInst*
+mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)
+{
+ int dreg;
+
+ if (mono_type_is_long (type))
+ dreg = mono_alloc_dreg (cfg, STACK_I8);
+#ifdef MONO_ARCH_SOFT_FLOAT
+ else if (mono_type_is_float (type))
+ dreg = mono_alloc_dreg (cfg, STACK_R8);
+#endif
+ else
+ /* All the others are unified */
+ dreg = mono_alloc_preg (cfg);
+
+ return mono_compile_create_var_for_vreg (cfg, type, opcode, dreg);
+}
+
+/*
+ * Transform a MonoInst into a load from the variable of index var_index.
+ */
+void
+mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index) {
+ memset (dest, 0, sizeof (MonoInst));
+ dest->inst_i0 = cfg->varinfo [var_index];
+ dest->opcode = mini_type_to_ldind (cfg, dest->inst_i0->inst_vtype);
+ type_to_eval_stack_type (cfg, dest->inst_i0->inst_vtype, dest);
+ dest->klass = dest->inst_i0->klass;
+}
+
+#endif
+
+static MonoType*
+type_from_stack_type (MonoInst *ins) {
+ switch (ins->type) {
+ case STACK_I4: return &mono_defaults.int32_class->byval_arg;
+ case STACK_I8: return &mono_defaults.int64_class->byval_arg;
+ case STACK_PTR: return &mono_defaults.int_class->byval_arg;
+ case STACK_R8: return &mono_defaults.double_class->byval_arg;
+ case STACK_MP:
+ /*
+ * this if used to be commented without any specific reason, but
+ * it breaks #80235 when commented
+ */
+ if (ins->klass)
+ return &ins->klass->this_arg;
+ else
+ return &mono_defaults.object_class->this_arg;
+ case STACK_OBJ:
+ /* ins->klass may not be set for ldnull.
+ * Also, if we have a boxed valuetype, we want an object lass,
+ * not the valuetype class
+ */
+ if (ins->klass && !ins->klass->valuetype)
+ return &ins->klass->byval_arg;
+ return &mono_defaults.object_class->byval_arg;
+ case STACK_VTYPE: return &ins->klass->byval_arg;
+ default:
+ g_error ("stack type %d to montype not handled\n", ins->type);
+ }
+ return NULL;
+}
+
+MonoType*
+mono_type_from_stack_type (MonoInst *ins) {
+ return type_from_stack_type (ins);
+}
+
+/*
+ * mono_add_ins_to_end:
+ *
+ * Same as MONO_ADD_INS, but add INST before any branches at the end of BB.
+ */
+void
+mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst)
+{
+ int opcode;
+
+ if (!bb->code) {
+ MONO_ADD_INS (bb, inst);
+ return;
+ }
+
+ switch (bb->last_ins->opcode) {
+ case OP_BR:
+ case OP_BR_REG:
+ case CEE_BEQ:
+ case CEE_BGE:
+ case CEE_BGT:
+ case CEE_BLE:
+ case CEE_BLT:
+ case CEE_BNE_UN:
+ case CEE_BGE_UN:
+ case CEE_BGT_UN:
+ case CEE_BLE_UN:
+ case CEE_BLT_UN:
+ case OP_SWITCH:
+ mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
+ break;
+ default:
+ if (MONO_IS_COND_BRANCH_OP (bb->last_ins)) {
+ /* Need to insert the ins before the compare */
+ if (bb->code == bb->last_ins) {
+ mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
+ return;
+ }
+
+ if (bb->code->next == bb->last_ins) {
+ /* Only two instructions */
+ opcode = bb->code->opcode;
+
+ if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {
+ /* NEW IR */
+ mono_bblock_insert_before_ins (bb, bb->code, inst);
+ } else {
+ mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
+ }
+ } else {
+ opcode = bb->last_ins->prev->opcode;
+
+ if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {
+ /* NEW IR */
+ mono_bblock_insert_before_ins (bb, bb->last_ins->prev, inst);
+ } else {
+ mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
+ }
+ }
+ }
+ else
+ MONO_ADD_INS (bb, inst);
+ break;
+ }
+}
+
+void
+mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks)
+{
+ MonoJumpInfo *ji = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfo));
+ MonoJumpInfoBBTable *table;
+
+ table = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfoBBTable));
+ table->table = bbs;
+ table->table_size = num_blocks;
+
+ ji->ip.label = label;
+ ji->type = MONO_PATCH_INFO_SWITCH;
+ ji->data.table = table;
+ ji->next = cfg->patch_info;
+ cfg->patch_info = ji;
+}
+
+static MonoMethodSignature *
+mono_get_array_new_va_signature (int arity)
+{
+ static GHashTable *sighash = NULL;
+ MonoMethodSignature *res;
+ int i;
+
+ mono_jit_lock ();
+ if (!sighash) {
+ sighash = g_hash_table_new (NULL, NULL);
+ }
+ else if ((res = g_hash_table_lookup (sighash, GINT_TO_POINTER (arity)))) {
+ mono_jit_unlock ();
+ return res;
+ }
+
+ res = mono_metadata_signature_alloc (mono_defaults.corlib, arity + 1);
+
+ res->pinvoke = 1;
+#ifdef MONO_ARCH_VARARG_ICALLS
+ /* Only set this only some archs since not all backends can handle varargs+pinvoke */
+ res->call_convention = MONO_CALL_VARARG;
+#endif
+
+#ifdef TARGET_WIN32
+ res->call_convention = MONO_CALL_C;
+#endif
+
+ res->params [0] = &mono_defaults.int_class->byval_arg;
+ for (i = 0; i < arity; i++)
+ res->params [i + 1] = &mono_defaults.int_class->byval_arg;
+
+ res->ret = &mono_defaults.object_class->byval_arg;
+
+ g_hash_table_insert (sighash, GINT_TO_POINTER (arity), res);
+ mono_jit_unlock ();
+
+ return res;
+}
+
+MonoJitICallInfo *
+mono_get_array_new_va_icall (int rank)
+{
+ MonoMethodSignature *esig;
+ char icall_name [256];
+ char *name;
+ MonoJitICallInfo *info;
+
+ /* Need to register the icall so it gets an icall wrapper */
+ sprintf (icall_name, "ves_array_new_va_%d", rank);
+
+ mono_jit_lock ();
+ info = mono_find_jit_icall_by_name (icall_name);
+ if (info == NULL) {
+ esig = mono_get_array_new_va_signature (rank);
+ name = g_strdup (icall_name);
+ info = mono_register_jit_icall (mono_array_new_va, name, esig, FALSE);
+
+ g_hash_table_insert (jit_icall_name_hash, name, name);
+ }
+ mono_jit_unlock ();
+
+ return info;
+}
+
+gboolean
+mini_class_is_system_array (MonoClass *klass)
+{
+ if (klass->parent == mono_defaults.array_class)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+gboolean
+mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method)
+{
+ MonoAssembly *assembly = method->klass->image->assembly;
+ if (method->wrapper_type != MONO_WRAPPER_NONE)
+ return FALSE;
+ if (assembly->in_gac || assembly->image == mono_defaults.corlib)
+ return FALSE;
+ if (mono_security_get_mode () != MONO_SECURITY_MODE_NONE)
+ return FALSE;
+ return mono_assembly_has_skip_verification (assembly);
+}
+
+/*
+ * mini_method_verify:
+ *
+ * Verify the method using the new verfier.
+ *
+ * Returns true if the method is invalid.
+ */
+gboolean
+mini_method_verify (MonoCompile *cfg, MonoMethod *method)
+{
+ GSList *tmp, *res;
+ gboolean is_fulltrust;
+ MonoLoaderError *error;
+
+ if (method->verification_success)
+ return FALSE;
+
+ is_fulltrust = mono_verifier_is_method_full_trust (method);
+
+ if (!mono_verifier_is_enabled_for_method (method))
+ return FALSE;
+
+ res = mono_method_verify_with_current_settings (method, cfg->skip_visibility);
+
+ if ((error = mono_loader_get_last_error ())) {
+ cfg->exception_type = error->exception_type;
+ if (res)
+ mono_free_verify_list (res);
+ return TRUE;
+ }
+
+ if (res) {
+ for (tmp = res; tmp; tmp = tmp->next) {
+ MonoVerifyInfoExtended *info = (MonoVerifyInfoExtended *)tmp->data;
+ if (info->info.status == MONO_VERIFY_ERROR) {
+ char *method_name = mono_method_full_name (method, TRUE);
+ cfg->exception_type = info->exception_type;
+ cfg->exception_message = g_strdup_printf ("Error verifying %s: %s", method_name, info->info.message);
+ mono_free_verify_list (res);
+ g_free (method_name);
+ return TRUE;
+ }
+ if (info->info.status == MONO_VERIFY_NOT_VERIFIABLE && (!is_fulltrust || info->exception_type == MONO_EXCEPTION_METHOD_ACCESS || info->exception_type == MONO_EXCEPTION_FIELD_ACCESS)) {
+ char *method_name = mono_method_full_name (method, TRUE);
+ cfg->exception_type = info->exception_type;
+ cfg->exception_message = g_strdup_printf ("Error verifying %s: %s", method_name, info->info.message);
+ mono_free_verify_list (res);
+ g_free (method_name);
+ return TRUE;
+ }
+ }
+ mono_free_verify_list (res);
+ }
+ method->verification_success = 1;
+ return FALSE;
+}
+
+/*Returns true is something went wrong*/
+static gboolean
+mono_compile_is_broken (MonoCompile *cfg)
+{
+ MonoMethod *method = cfg->method;
+ MonoMethod *method_definition = method;
+ gboolean dont_verify = mini_assembly_can_skip_verification (cfg->domain, method);
+ dont_verify |= method->klass->image->assembly->corlib_internal;
+
+ while (method_definition->is_inflated) {
+ MonoMethodInflated *imethod = (MonoMethodInflated *) method_definition;
+ method_definition = imethod->declaring;
+ }
+
+ return !dont_verify && mini_method_verify (cfg, method_definition);
+}
+
+static void
+create_helper_signature (void)
+{
+ helper_sig_domain_get = mono_create_icall_signature ("ptr");
+ helper_sig_class_init_trampoline = mono_create_icall_signature ("void");
+ helper_sig_generic_class_init_trampoline = mono_create_icall_signature ("void");
+ helper_sig_rgctx_lazy_fetch_trampoline = mono_create_icall_signature ("ptr ptr");
+ helper_sig_monitor_enter_exit_trampoline = mono_create_icall_signature ("void");
+ helper_sig_monitor_enter_exit_trampoline_llvm = mono_create_icall_signature ("void object");
+}
+
+static gconstpointer
+mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
+{
+ char *name;
+ MonoMethod *wrapper;
+ gconstpointer trampoline;
+ MonoDomain *domain = mono_get_root_domain ();
+
+ if (callinfo->wrapper) {
+ return callinfo->wrapper;
+ }
+
+ if (callinfo->trampoline)
+ return callinfo->trampoline;
+
+ /*
+ * We use the lock on the root domain instead of the JIT lock to protect
+ * callinfo->trampoline, since we do a lot of stuff inside the critical section.
+ */
+ mono_loader_lock (); /*FIXME mono_compile_method requires the loader lock, by large.*/
+ mono_domain_lock (domain);
+
+ if (callinfo->trampoline) {
+ mono_domain_unlock (domain);
+ mono_loader_unlock ();
+ return callinfo->trampoline;
+ }
+
+ name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
+ wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_for_pending_exc);
+ g_free (name);
+
+ if (do_compile)
+ trampoline = mono_compile_method (wrapper);
+ else
+ trampoline = mono_create_ftnptr (domain, mono_create_jit_trampoline_in_domain (domain, wrapper));
+ mono_register_jit_icall_wrapper (callinfo, trampoline);
+
+ callinfo->trampoline = trampoline;
+
+ mono_domain_unlock (domain);
+ mono_loader_unlock ();
+
+ return callinfo->trampoline;
+}
+
+gconstpointer
+mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
+{
+ return mono_icall_get_wrapper_full (callinfo, FALSE);
+}
+
+static void
+mono_dynamic_code_hash_insert (MonoDomain *domain, MonoMethod *method, MonoJitDynamicMethodInfo *ji)
+{
+ if (!domain_jit_info (domain)->dynamic_code_hash)
+ domain_jit_info (domain)->dynamic_code_hash = g_hash_table_new (NULL, NULL);
+ g_hash_table_insert (domain_jit_info (domain)->dynamic_code_hash, method, ji);
+}
+
+static MonoJitDynamicMethodInfo*
+mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
+{
+ MonoJitDynamicMethodInfo *res;
+
+ if (domain_jit_info (domain)->dynamic_code_hash)
+ res = g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
+ else
+ res = NULL;
+ return res;
+}
+
+typedef struct {
+ MonoClass *vtype;
+ GList *active, *inactive;
+ GSList *slots;
+} StackSlotInfo;
+
+static gint
+compare_by_interval_start_pos_func (gconstpointer a, gconstpointer b)
+{
+ MonoMethodVar *v1 = (MonoMethodVar*)a;
+ MonoMethodVar *v2 = (MonoMethodVar*)b;
+
+ if (v1 == v2)
+ return 0;
+ else if (v1->interval->range && v2->interval->range)
+ return v1->interval->range->from - v2->interval->range->from;
+ else if (v1->interval->range)
+ return -1;
+ else
+ return 1;
+}
+
+#ifndef DISABLE_JIT
+
+#if 0
+#define LSCAN_DEBUG(a) do { a; } while (0)
+#else
+#define LSCAN_DEBUG(a)
+#endif
+
+static gint32*
+mono_allocate_stack_slots_full2 (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)
+{
+ int i, slot, offset, size;
+ guint32 align;
+ MonoMethodVar *vmv;
+ MonoInst *inst;
+ gint32 *offsets;
+ GList *vars = NULL, *l, *unhandled;
+ StackSlotInfo *scalar_stack_slots, *vtype_stack_slots, *slot_info;
+ MonoType *t;
+ int nvtypes;
+ gboolean reuse_slot;
+
+ LSCAN_DEBUG (printf ("Allocate Stack Slots 2 for %s:\n", mono_method_full_name (cfg->method, TRUE)));
+
+ scalar_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * MONO_TYPE_PINNED);
+ vtype_stack_slots = NULL;
+ nvtypes = 0;
+
+ offsets = mono_mempool_alloc (cfg->mempool, sizeof (gint32) * cfg->num_varinfo);
+ for (i = 0; i < cfg->num_varinfo; ++i)
+ offsets [i] = -1;
+
+ for (i = cfg->locals_start; i < cfg->num_varinfo; i++) {
+ inst = cfg->varinfo [i];
+ vmv = MONO_VARINFO (cfg, i);
+
+ if ((inst->flags & MONO_INST_IS_DEAD) || inst->opcode == OP_REGVAR || inst->opcode == OP_REGOFFSET)
+ continue;
+
+ vars = g_list_prepend (vars, vmv);
+ }
+
+ vars = g_list_sort (g_list_copy (vars), compare_by_interval_start_pos_func);
+
+ /* Sanity check */
+ /*
+ i = 0;
+ for (unhandled = vars; unhandled; unhandled = unhandled->next) {
+ MonoMethodVar *current = unhandled->data;
+
+ if (current->interval->range) {
+ g_assert (current->interval->range->from >= i);
+ i = current->interval->range->from;
+ }
+ }
+ */
+
+ offset = 0;
+ *stack_align = 0;
+ for (unhandled = vars; unhandled; unhandled = unhandled->next) {
+ MonoMethodVar *current = unhandled->data;
+
+ vmv = current;
+ inst = cfg->varinfo [vmv->idx];
+
+ /* inst->backend.is_pinvoke indicates native sized value types, this is used by the
+ * pinvoke wrappers when they call functions returning structures */
+ if (inst->backend.is_pinvoke && MONO_TYPE_ISSTRUCT (inst->inst_vtype) && inst->inst_vtype->type != MONO_TYPE_TYPEDBYREF) {
+ size = mono_class_native_size (mono_class_from_mono_type (inst->inst_vtype), &align);
+ }
+ else {
+ int ialign;
+
+ size = mono_type_size (inst->inst_vtype, &ialign);
+ align = ialign;
+
+ if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (inst->inst_vtype)))
+ align = 16;
+ }
+
+ reuse_slot = TRUE;
+ if (cfg->disable_reuse_stack_slots)
+ reuse_slot = FALSE;
+
+ t = mono_type_get_underlying_type (inst->inst_vtype);
+ switch (t->type) {
+ case MONO_TYPE_GENERICINST:
+ if (!mono_type_generic_inst_is_valuetype (t)) {
+ slot_info = &scalar_stack_slots [t->type];
+ break;
+ }
+ /* Fall through */
+ case MONO_TYPE_VALUETYPE:
+ if (!vtype_stack_slots)
+ vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);
+ for (i = 0; i < nvtypes; ++i)
+ if (t->data.klass == vtype_stack_slots [i].vtype)
+ break;
+ if (i < nvtypes)
+ slot_info = &vtype_stack_slots [i];
+ else {
+ g_assert (nvtypes < 256);
+ vtype_stack_slots [nvtypes].vtype = t->data.klass;
+ slot_info = &vtype_stack_slots [nvtypes];
+ nvtypes ++;
+ }
+ if (cfg->disable_reuse_ref_stack_slots)
+ reuse_slot = FALSE;
+ break;
+
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+#if SIZEOF_REGISTER == 4
+ case MONO_TYPE_I4:
+#else
+ case MONO_TYPE_I8:
+#endif
+#ifdef HAVE_SGEN_GC
+ slot_info = &scalar_stack_slots [MONO_TYPE_I];
+ break;
+#else
+ /* Fall through */
+#endif
+
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_STRING:
+ /* Share non-float stack slots of the same size */
+ slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
+ if (cfg->disable_reuse_ref_stack_slots)
+ reuse_slot = FALSE;
+ break;
+
+ default:
+ slot_info = &scalar_stack_slots [t->type];
+ }
+
+ slot = 0xffffff;
+ if (cfg->comp_done & MONO_COMP_LIVENESS) {
+ int pos;
+ gboolean changed;
+
+ //printf ("START %2d %08x %08x\n", vmv->idx, vmv->range.first_use.abs_pos, vmv->range.last_use.abs_pos);
+
+ if (!current->interval->range) {
+ if (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))
+ pos = ~0;
+ else {
+ /* Dead */
+ inst->flags |= MONO_INST_IS_DEAD;
+ continue;
+ }
+ }
+ else
+ pos = current->interval->range->from;
+
+ LSCAN_DEBUG (printf ("process R%d ", inst->dreg));
+ if (current->interval->range)
+ LSCAN_DEBUG (mono_linterval_print (current->interval));
+ LSCAN_DEBUG (printf ("\n"));
+
+ /* Check for intervals in active which expired or inactive */
+ changed = TRUE;
+ /* FIXME: Optimize this */
+ while (changed) {
+ changed = FALSE;
+ for (l = slot_info->active; l != NULL; l = l->next) {
+ MonoMethodVar *v = (MonoMethodVar*)l->data;
+
+ if (v->interval->last_range->to < pos) {
+ slot_info->active = g_list_delete_link (slot_info->active, l);
+ slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [v->idx]));
+ LSCAN_DEBUG (printf ("Interval R%d has expired, adding 0x%x to slots\n", cfg->varinfo [v->idx]->dreg, offsets [v->idx]));
+ changed = TRUE;
+ break;
+ }
+ else if (!mono_linterval_covers (v->interval, pos)) {
+ slot_info->inactive = g_list_append (slot_info->inactive, v);
+ slot_info->active = g_list_delete_link (slot_info->active, l);
+ LSCAN_DEBUG (printf ("Interval R%d became inactive\n", cfg->varinfo [v->idx]->dreg));
+ changed = TRUE;
+ break;
+ }
+ }
+ }
+
+ /* Check for intervals in inactive which expired or active */
+ changed = TRUE;
+ /* FIXME: Optimize this */
+ while (changed) {
+ changed = FALSE;
+ for (l = slot_info->inactive; l != NULL; l = l->next) {
+ MonoMethodVar *v = (MonoMethodVar*)l->data;
+
+ if (v->interval->last_range->to < pos) {
+ slot_info->inactive = g_list_delete_link (slot_info->inactive, l);
+ // FIXME: Enabling this seems to cause impossible to debug crashes
+ //slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [v->idx]));
+ LSCAN_DEBUG (printf ("Interval R%d has expired, adding 0x%x to slots\n", cfg->varinfo [v->idx]->dreg, offsets [v->idx]));
+ changed = TRUE;
+ break;
+ }
+ else if (mono_linterval_covers (v->interval, pos)) {
+ slot_info->active = g_list_append (slot_info->active, v);
+ slot_info->inactive = g_list_delete_link (slot_info->inactive, l);
+ LSCAN_DEBUG (printf ("\tInterval R%d became active\n", cfg->varinfo [v->idx]->dreg));
+ changed = TRUE;
+ break;
+ }
+ }
+ }
+
+ /*
+ * This also handles the case when the variable is used in an
+ * exception region, as liveness info is not computed there.
+ */
+ /*
+ * FIXME: All valuetypes are marked as INDIRECT because of LDADDR
+ * opcodes.
+ */
+ if (! (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))) {
+ if (slot_info->slots) {
+ slot = GPOINTER_TO_INT (slot_info->slots->data);
+
+ slot_info->slots = slot_info->slots->next;
+ }
+
+ /* FIXME: We might want to consider the inactive intervals as well if slot_info->slots is empty */
+
+ slot_info->active = mono_varlist_insert_sorted (cfg, slot_info->active, vmv, TRUE);
+ }
+ }
+
+#if 0
+ {
+ static int count = 0;
+ count ++;
+
+ if (count == atoi (getenv ("COUNT3")))
+ printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
+ if (count > atoi (getenv ("COUNT3")))
+ slot = 0xffffff;
+ else {
+ mono_print_ins (inst);
+ }
+ }
+#endif
+
+ LSCAN_DEBUG (printf ("R%d %s -> 0x%x\n", inst->dreg, mono_type_full_name (t), slot));
+
+ if (!reuse_slot)
+ slot = 0xffffff;
+
+ if (slot == 0xffffff) {
+ /*
+ * Allways allocate valuetypes to sizeof (gpointer) to allow more
+ * efficient copying (and to work around the fact that OP_MEMCPY
+ * and OP_MEMSET ignores alignment).
+ */
+ if (MONO_TYPE_ISSTRUCT (t)) {
+ align = MAX (align, sizeof (gpointer));
+ align = MAX (align, mono_class_min_align (mono_class_from_mono_type (t)));
+ }
+
+ if (backward) {
+ offset += size;
+ offset += align - 1;
+ offset &= ~(align - 1);
+ slot = offset;
+ }
+ else {
+ offset += align - 1;
+ offset &= ~(align - 1);
+ slot = offset;
+ offset += size;
+ }
+
+ if (*stack_align == 0)
+ *stack_align = align;
+ }
+
+ offsets [vmv->idx] = slot;
+ }
+ g_list_free (vars);
+ for (i = 0; i < MONO_TYPE_PINNED; ++i) {
+ if (scalar_stack_slots [i].active)
+ g_list_free (scalar_stack_slots [i].active);
+ }
+ for (i = 0; i < nvtypes; ++i) {
+ if (vtype_stack_slots [i].active)
+ g_list_free (vtype_stack_slots [i].active);
+ }
+
+ mono_jit_stats.locals_stack_size += offset;
+
+ *stack_size = offset;
+ return offsets;
+}
+
+/*
+ * mono_allocate_stack_slots_full:
+ *
+ * Allocate stack slots for all non register allocated variables using a
+ * linear scan algorithm.
+ * Returns: an array of stack offsets.
+ * STACK_SIZE is set to the amount of stack space needed.
+ * STACK_ALIGN is set to the alignment needed by the locals area.
+ */
+gint32*
+mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)
+{
+ int i, slot, offset, size;
+ guint32 align;
+ MonoMethodVar *vmv;
+ MonoInst *inst;
+ gint32 *offsets;
+ GList *vars = NULL, *l;
+ StackSlotInfo *scalar_stack_slots, *vtype_stack_slots, *slot_info;
+ MonoType *t;
+ int nvtypes;
+ gboolean reuse_slot;
+
+ if ((cfg->num_varinfo > 0) && MONO_VARINFO (cfg, 0)->interval)
+ return mono_allocate_stack_slots_full2 (cfg, backward, stack_size, stack_align);
+
+ scalar_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * MONO_TYPE_PINNED);
+ vtype_stack_slots = NULL;
+ nvtypes = 0;
+
+ offsets = mono_mempool_alloc (cfg->mempool, sizeof (gint32) * cfg->num_varinfo);
+ for (i = 0; i < cfg->num_varinfo; ++i)
+ offsets [i] = -1;
+
+ for (i = cfg->locals_start; i < cfg->num_varinfo; i++) {
+ inst = cfg->varinfo [i];
+ vmv = MONO_VARINFO (cfg, i);
+
+ if ((inst->flags & MONO_INST_IS_DEAD) || inst->opcode == OP_REGVAR || inst->opcode == OP_REGOFFSET)
+ continue;
+
+ vars = g_list_prepend (vars, vmv);
+ }
+
+ vars = mono_varlist_sort (cfg, vars, 0);
+ offset = 0;
+ *stack_align = sizeof (gpointer);
+ for (l = vars; l; l = l->next) {
+ vmv = l->data;
+ inst = cfg->varinfo [vmv->idx];
+
+ /* inst->backend.is_pinvoke indicates native sized value types, this is used by the
+ * pinvoke wrappers when they call functions returning structures */
+ if (inst->backend.is_pinvoke && MONO_TYPE_ISSTRUCT (inst->inst_vtype) && inst->inst_vtype->type != MONO_TYPE_TYPEDBYREF) {
+ size = mono_class_native_size (mono_class_from_mono_type (inst->inst_vtype), &align);
+ } else {
+ int ialign;
+
+ size = mono_type_size (inst->inst_vtype, &ialign);
+ align = ialign;
+
+ if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (inst->inst_vtype)))
+ align = 16;
+ }
+
+ reuse_slot = TRUE;
+ if (cfg->disable_reuse_stack_slots)
+ reuse_slot = FALSE;
+
+ t = mono_type_get_underlying_type (inst->inst_vtype);
+ if (t->byref) {
+ slot_info = &scalar_stack_slots [MONO_TYPE_I];
+ } else {
+ switch (t->type) {
+ case MONO_TYPE_GENERICINST:
+ if (!mono_type_generic_inst_is_valuetype (t)) {
+ slot_info = &scalar_stack_slots [t->type];
+ break;
+ }
+ /* Fall through */
+ case MONO_TYPE_VALUETYPE:
+ if (!vtype_stack_slots)
+ vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);
+ for (i = 0; i < nvtypes; ++i)
+ if (t->data.klass == vtype_stack_slots [i].vtype)
+ break;
+ if (i < nvtypes)
+ slot_info = &vtype_stack_slots [i];
+ else {
+ g_assert (nvtypes < 256);
+ vtype_stack_slots [nvtypes].vtype = t->data.klass;
+ slot_info = &vtype_stack_slots [nvtypes];
+ nvtypes ++;
+ }
+ if (cfg->disable_reuse_ref_stack_slots)
+ reuse_slot = FALSE;
+ break;
+
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+#if SIZEOF_REGISTER == 4
+ case MONO_TYPE_I4:
+#else
+ case MONO_TYPE_I8:
+#endif
+#ifdef HAVE_SGEN_GC
+ slot_info = &scalar_stack_slots [MONO_TYPE_I];
+ break;
+#else
+ /* Fall through */
+#endif
+
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_STRING:
+ /* Share non-float stack slots of the same size */
+ slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
+ if (cfg->disable_reuse_ref_stack_slots)
+ reuse_slot = FALSE;
+ break;
+
+ default:
+ slot_info = &scalar_stack_slots [t->type];
+ }
+ }
+
+ slot = 0xffffff;
+ if (cfg->comp_done & MONO_COMP_LIVENESS) {
+ //printf ("START %2d %08x %08x\n", vmv->idx, vmv->range.first_use.abs_pos, vmv->range.last_use.abs_pos);
+
+ /* expire old intervals in active */
+ while (slot_info->active) {
+ MonoMethodVar *amv = (MonoMethodVar *)slot_info->active->data;
+
+ if (amv->range.last_use.abs_pos > vmv->range.first_use.abs_pos)
+ break;
+
+ //printf ("EXPIR %2d %08x %08x C%d R%d\n", amv->idx, amv->range.first_use.abs_pos, amv->range.last_use.abs_pos, amv->spill_costs, amv->reg);
+
+ slot_info->active = g_list_delete_link (slot_info->active, slot_info->active);
+ slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [amv->idx]));
+ }
+
+ /*
+ * This also handles the case when the variable is used in an
+ * exception region, as liveness info is not computed there.
+ */
+ /*
+ * FIXME: All valuetypes are marked as INDIRECT because of LDADDR
+ * opcodes.
+ */
+ if (! (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))) {
+ if (slot_info->slots) {
+ slot = GPOINTER_TO_INT (slot_info->slots->data);
+
+ slot_info->slots = slot_info->slots->next;
+ }
+
+ slot_info->active = mono_varlist_insert_sorted (cfg, slot_info->active, vmv, TRUE);
+ }
+ }
+
+ {
+ static int count = 0;
+ count ++;
+
+ /*
+ if (count == atoi (getenv ("COUNT")))
+ printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
+ if (count > atoi (getenv ("COUNT")))
+ slot = 0xffffff;
+ else {
+ mono_print_ins (inst);
+ }
+ */
+ }
+
+ if (!reuse_slot)
+ slot = 0xffffff;
+
+ if (slot == 0xffffff) {
+ /*
+ * Allways allocate valuetypes to sizeof (gpointer) to allow more
+ * efficient copying (and to work around the fact that OP_MEMCPY
+ * and OP_MEMSET ignores alignment).
+ */
+ if (MONO_TYPE_ISSTRUCT (t)) {
+ align = MAX (align, sizeof (gpointer));
+ align = MAX (align, mono_class_min_align (mono_class_from_mono_type (t)));
+ /*
+ * Align the size too so the code generated for passing vtypes in
+ * registers doesn't overwrite random locals.
+ */
+ size = (size + (align - 1)) & ~(align -1);
+ }
+
+ if (backward) {
+ offset += size;
+ offset += align - 1;
+ offset &= ~(align - 1);
+ slot = offset;
+ }
+ else {
+ offset += align - 1;
+ offset &= ~(align - 1);
+ slot = offset;
+ offset += size;
+ }
+
+ *stack_align = MAX (*stack_align, align);
+ }
+
+ offsets [vmv->idx] = slot;
+ }
+ g_list_free (vars);
+ for (i = 0; i < MONO_TYPE_PINNED; ++i) {
+ if (scalar_stack_slots [i].active)
+ g_list_free (scalar_stack_slots [i].active);
+ }
+ for (i = 0; i < nvtypes; ++i) {
+ if (vtype_stack_slots [i].active)
+ g_list_free (vtype_stack_slots [i].active);
+ }
+
+ mono_jit_stats.locals_stack_size += offset;
+
+ *stack_size = offset;
+ return offsets;
+}
+
+#else
+
+gint32*
+mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)
+{
+ g_assert_not_reached ();
+ return NULL;
+}
+
+#endif /* DISABLE_JIT */
+
+gint32*
+mono_allocate_stack_slots (MonoCompile *m, guint32 *stack_size, guint32 *stack_align)
+{
+ return mono_allocate_stack_slots_full (m, TRUE, stack_size, stack_align);
+}
+
+#define EMUL_HIT_SHIFT 3
+#define EMUL_HIT_MASK ((1 << EMUL_HIT_SHIFT) - 1)
+/* small hit bitmap cache */
+static mono_byte emul_opcode_hit_cache [(OP_LAST>>EMUL_HIT_SHIFT) + 1] = {0};
+static short emul_opcode_num = 0;
+static short emul_opcode_alloced = 0;
+static short *emul_opcode_opcodes = NULL;
+static MonoJitICallInfo **emul_opcode_map = NULL;
+
+MonoJitICallInfo *
+mono_find_jit_opcode_emulation (int opcode)
+{
+ g_assert (opcode >= 0 && opcode <= OP_LAST);
+ if (emul_opcode_hit_cache [opcode >> (EMUL_HIT_SHIFT + 3)] & (1 << (opcode & EMUL_HIT_MASK))) {
+ int i;
+ for (i = 0; i < emul_opcode_num; ++i) {
+ if (emul_opcode_opcodes [i] == opcode)
+ return emul_opcode_map [i];
+ }
+ }
+ return NULL;
+}
+
+void
+mono_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, gboolean no_throw)
+{
+ MonoJitICallInfo *info;
+ MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
+
+ g_assert (!sig->hasthis);
+ g_assert (sig->param_count < 3);
+
+ info = mono_register_jit_icall (func, name, sig, no_throw);
+
+ if (emul_opcode_num >= emul_opcode_alloced) {
+ int incr = emul_opcode_alloced? emul_opcode_alloced/2: 16;
+ emul_opcode_alloced += incr;
+ emul_opcode_map = g_realloc (emul_opcode_map, sizeof (emul_opcode_map [0]) * emul_opcode_alloced);
+ emul_opcode_opcodes = g_realloc (emul_opcode_opcodes, sizeof (emul_opcode_opcodes [0]) * emul_opcode_alloced);
+ }
+ emul_opcode_map [emul_opcode_num] = info;
+ emul_opcode_opcodes [emul_opcode_num] = opcode;
+ emul_opcode_num++;
+ emul_opcode_hit_cache [opcode >> (EMUL_HIT_SHIFT + 3)] |= (1 << (opcode & EMUL_HIT_MASK));
+}
+
+static void
+register_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
+{
+ MonoMethodSignature *sig;
+
+ if (sigstr)
+ sig = mono_create_icall_signature (sigstr);
+ else
+ sig = NULL;
+
+ mono_register_jit_icall (func, name, sig, save);
+}
+
+static void
+print_dfn (MonoCompile *cfg) {
+ int i, j;
+ char *code;
+ MonoBasicBlock *bb;
+ MonoInst *c;
+
+ g_print ("IR code for method %s\n", mono_method_full_name (cfg->method, TRUE));
+
+ for (i = 0; i < cfg->num_bblocks; ++i) {
+ bb = cfg->bblocks [i];
+ /*if (bb->cil_code) {
+ char* code1, *code2;
+ code1 = mono_disasm_code_one (NULL, cfg->method, bb->cil_code, NULL);
+ if (bb->last_ins->cil_code)
+ code2 = mono_disasm_code_one (NULL, cfg->method, bb->last_ins->cil_code, NULL);
+ else
+ code2 = g_strdup ("");
+
+ code1 [strlen (code1) - 1] = 0;
+ code = g_strdup_printf ("%s -> %s", code1, code2);
+ g_free (code1);
+ g_free (code2);
+ } else*/
+ code = g_strdup ("\n");
+ g_print ("\nBB%d (%d) (len: %d): %s", bb->block_num, i, bb->cil_length, code);
+ MONO_BB_FOR_EACH_INS (bb, c) {
+ mono_print_ins_index (-1, c);
+ }
+
+ g_print ("\tprev:");
+ for (j = 0; j < bb->in_count; ++j) {
+ g_print (" BB%d", bb->in_bb [j]->block_num);
+ }
+ g_print ("\t\tsucc:");
+ for (j = 0; j < bb->out_count; ++j) {
+ g_print (" BB%d", bb->out_bb [j]->block_num);
+ }
+ g_print ("\n\tidom: BB%d\n", bb->idom? bb->idom->block_num: -1);
+
+ if (bb->idom)
+ g_assert (mono_bitset_test_fast (bb->dominators, bb->idom->dfn));
+
+ if (bb->dominators)
+ mono_blockset_print (cfg, bb->dominators, "\tdominators", bb->idom? bb->idom->dfn: -1);
+ if (bb->dfrontier)
+ mono_blockset_print (cfg, bb->dfrontier, "\tdfrontier", -1);
+ g_free (code);
+ }
+
+ g_print ("\n");
+}
+
+void
+mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst)
+{
+ MONO_ADD_INS (bb, inst);
+}
+
+void
+mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert)
+{
+ if (ins == NULL) {
+ ins = bb->code;
+ bb->code = ins_to_insert;
+
+ /* Link with next */
+ ins_to_insert->next = ins;
+ if (ins)
+ ins->prev = ins_to_insert;
+
+ if (bb->last_ins == NULL)
+ bb->last_ins = ins_to_insert;
+ } else {
+ /* Link with next */
+ ins_to_insert->next = ins->next;
+ if (ins->next)
+ ins->next->prev = ins_to_insert;
+
+ /* Link with previous */
+ ins->next = ins_to_insert;
+ ins_to_insert->prev = ins;
+
+ if (bb->last_ins == ins)
+ bb->last_ins = ins_to_insert;
+ }
+}
+
+void
+mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert)
+{
+ if (ins == NULL) {
+ ins = bb->code;
+ bb->code = ins_to_insert;
+ ins_to_insert->next = ins;
+ if (bb->last_ins == NULL)
+ bb->last_ins = ins_to_insert;
+ } else {
+ /* Link with previous */
+ if (ins->prev)
+ ins->prev->next = ins_to_insert;
+ ins_to_insert->prev = ins->prev;
+
+ /* Link with next */
+ ins->prev = ins_to_insert;
+ ins_to_insert->next = ins;
+
+ if (bb->code == ins)
+ bb->code = ins_to_insert;
+ }
+}
+
+/*
+ * mono_verify_bblock:
+ *
+ * Verify that the next and prev pointers are consistent inside the instructions in BB.
+ */
+void
+mono_verify_bblock (MonoBasicBlock *bb)
+{
+ MonoInst *ins, *prev;
+
+ prev = NULL;
+ for (ins = bb->code; ins; ins = ins->next) {
+ g_assert (ins->prev == prev);
+ prev = ins;
+ }
+ if (bb->last_ins)
+ g_assert (!bb->last_ins->next);
+}
+
+/*
+ * mono_verify_cfg:
+ *
+ * Perform consistency checks on the JIT data structures and the IR
+ */
+void
+mono_verify_cfg (MonoCompile *cfg)
+{
+ MonoBasicBlock *bb;
+
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ mono_verify_bblock (bb);
+}
+
+void
+mono_destroy_compile (MonoCompile *cfg)
+{
+ if (cfg->header)
+ mono_metadata_free_mh (cfg->header);
+ //mono_mempool_stats (cfg->mempool);
+ mono_free_loop_info (cfg);
+ if (cfg->rs)
+ mono_regstate_free (cfg->rs);
+ if (cfg->spvars)
+ g_hash_table_destroy (cfg->spvars);
+ if (cfg->exvars)
+ g_hash_table_destroy (cfg->exvars);
+ mono_mempool_destroy (cfg->mempool);
+ g_list_free (cfg->ldstr_list);
+ g_hash_table_destroy (cfg->token_info_hash);
+ if (cfg->abs_patches)
+ g_hash_table_destroy (cfg->abs_patches);
+
+ g_free (cfg->varinfo);
+ g_free (cfg->vars);
+ g_free (cfg->exception_message);
+ g_free (cfg);
+}
+
+#ifdef HAVE_KW_THREAD
+static __thread gpointer mono_lmf_addr MONO_TLS_FAST;
+#ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
+/*
+ * When this is defined, the current lmf is stored in this tls variable instead of in
+ * jit_tls->lmf.
+ */
+static __thread gpointer mono_lmf MONO_TLS_FAST;
+#endif
+#endif
+
+guint32
+mono_get_jit_tls_key (void)
+{
+ return mono_jit_tls_id;
+}
+
+gint32
+mono_get_jit_tls_offset (void)
+{
+#ifdef HAVE_KW_THREAD
+ int offset;
+ MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);
+ return offset;
+#else
+ return -1;
+#endif
+}
+
+gint32
+mono_get_lmf_tls_offset (void)
+{
+#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
+ int offset;
+ MONO_THREAD_VAR_OFFSET(mono_lmf,offset);
+ return offset;
+#else
+ return -1;
+#endif
+}
+
+gint32
+mono_get_lmf_addr_tls_offset (void)
+{
+ int offset;
+ MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);
+ return offset;
+}
+
+MonoLMF *
+mono_get_lmf (void)
+{
+#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
+ return mono_lmf;
+#else
+ MonoJitTlsData *jit_tls;
+
+ if ((jit_tls = TlsGetValue (mono_jit_tls_id)))
+ return jit_tls->lmf;
+
+ g_assert_not_reached ();
+ return NULL;
+#endif
+}
+
+MonoLMF **
+mono_get_lmf_addr (void)
+{
+#ifdef HAVE_KW_THREAD
+ return mono_lmf_addr;
+#else
+ MonoJitTlsData *jit_tls;
+
+ if ((jit_tls = TlsGetValue (mono_jit_tls_id)))
+ return &jit_tls->lmf;
+
+ /*
+ * When resolving the call to mono_jit_thread_attach full-aot will look
+ * in the plt, which causes a call into the generic trampoline, which in turn
+ * tries to resolve the lmf_addr creating a cyclic dependency. We cannot
+ * call mono_jit_thread_attach from the native-to-managed wrapper, without
+ * mono_get_lmf_addr, and mono_get_lmf_addr requires the thread to be attached.
+ */
+
+ mono_jit_thread_attach (NULL);
+
+ if ((jit_tls = TlsGetValue (mono_jit_tls_id)))
+ return &jit_tls->lmf;
+
+ g_assert_not_reached ();
+ return NULL;
+#endif
+}
+
+void
+mono_set_lmf (MonoLMF *lmf)
+{
+#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
+ mono_lmf = lmf;
+#endif
+
+ (*mono_get_lmf_addr ()) = lmf;
+}
+
+/* Called by native->managed wrappers */
+void
+mono_jit_thread_attach (MonoDomain *domain)
+{
+ if (!domain)
+ /*
+ * Happens when called from AOTed code which is only used in the root
+ * domain.
+ */
+ domain = mono_get_root_domain ();
+
+#ifdef HAVE_KW_THREAD
+ if (!mono_lmf_addr) {
+ mono_thread_attach (domain);
+ }
+#else
+ if (!TlsGetValue (mono_jit_tls_id))
+ mono_thread_attach (domain);
+#endif
+ if (mono_domain_get () != domain)
+ mono_domain_set (domain, TRUE);
+}
+
+/**
+ * mono_thread_abort:
+ * @obj: exception object
+ *
+ * abort the thread, print exception information and stack trace
+ */
+static void
+mono_thread_abort (MonoObject *obj)
+{
+ /* MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id); */
+
+ /* handle_remove should be eventually called for this thread, too
+ g_free (jit_tls);*/
+
+ if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
+ (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
+ mono_thread_exit ();
+ } else {
+ exit (mono_environment_exitcode_get ());
+ }
+}
+
+static void*
+setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
+{
+ MonoJitTlsData *jit_tls;
+ MonoLMF *lmf;
+
+ jit_tls = TlsGetValue (mono_jit_tls_id);
+ if (jit_tls)
+ return jit_tls;
+
+ jit_tls = g_new0 (MonoJitTlsData, 1);
+
+ TlsSetValue (mono_jit_tls_id, jit_tls);
+
+#ifdef HAVE_KW_THREAD
+ mono_jit_tls = jit_tls;
+#endif
+
+ jit_tls->abort_func = abort_func;
+ jit_tls->end_of_stack = stack_start;
+
+ lmf = g_new0 (MonoLMF, 1);
+#ifdef MONO_ARCH_INIT_TOP_LMF_ENTRY
+ MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
+#else
+ lmf->ebp = -1;
+#endif
+
+ jit_tls->first_lmf = lmf;
+
+#if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
+ /* jit_tls->lmf is unused */
+ mono_lmf = lmf;
+ mono_lmf_addr = &mono_lmf;
+#else
+#if defined(HAVE_KW_THREAD)
+ mono_lmf_addr = &jit_tls->lmf;
+#endif
+
+ jit_tls->lmf = lmf;
+#endif
+
+ mono_arch_setup_jit_tls_data (jit_tls);
+ mono_setup_altstack (jit_tls);
+
+ return jit_tls;
+}
+
+static void
+mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
+{
+ MonoInternalThread *thread;
+ void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
+ thread = mono_thread_internal_current ();
+ mono_debugger_thread_created (tid, thread->root_domain_thread, jit_tls, func);
+ if (thread)
+ thread->jit_data = jit_tls;
+}
+
+void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
+
+static void
+mono_thread_abort_dummy (MonoObject *obj)
+{
+ if (mono_thread_attach_aborted_cb)
+ mono_thread_attach_aborted_cb (obj);
+ else
+ mono_thread_abort (obj);
+}
+
+static void
+mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
+{
+ MonoInternalThread *thread;
+ void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
+ thread = mono_thread_internal_current ();
+ mono_debugger_thread_created (tid, thread->root_domain_thread, (MonoJitTlsData *) jit_tls, NULL);
+ if (thread)
+ thread->jit_data = jit_tls;
+ if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
+ mono_runtime_setup_stat_profiler ();
+}
+
+static void
+mini_thread_cleanup (MonoThread *thread)
+{
+ MonoInternalThread *internal = thread->internal_thread;
+ MonoJitTlsData *jit_tls = internal->jit_data;
+
+ if (jit_tls) {
+ mono_debugger_thread_cleanup (jit_tls);
+ mono_arch_free_jit_tls_data (jit_tls);
+
+ mono_free_altstack (jit_tls);
+ g_free (jit_tls->first_lmf);
+ g_free (jit_tls);
+ internal->jit_data = NULL;
+
+ /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
+ * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
+ * not a trivial thing.
+ *
+ * The current offender is mono_thread_manage which cleanup threads from the outside.
+ */
+ if (internal == mono_thread_internal_current ()) {
+ TlsSetValue (mono_jit_tls_id, NULL);
+
+#ifdef HAVE_KW_THREAD
+ mono_jit_tls = NULL;
+ mono_lmf_addr = NULL;
+#if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
+ mono_lmf = NULL;
+#endif
+#endif
+ }
+ }
+}
+
+static MonoInst*
+mono_create_tls_get (MonoCompile *cfg, int offset)
+{
+#ifdef MONO_ARCH_HAVE_TLS_GET
+ if (MONO_ARCH_HAVE_TLS_GET) {
+ MonoInst* ins;
+
+ if (offset == -1)
+ return NULL;
+
+ MONO_INST_NEW (cfg, ins, OP_TLS_GET);
+ ins->dreg = mono_alloc_preg (cfg);
+ ins->inst_offset = offset;
+ return ins;
+ }
+#endif
+ return NULL;
+}
+
+MonoInst*
+mono_get_jit_tls_intrinsic (MonoCompile *cfg)
+{
+ return mono_create_tls_get (cfg, mono_get_jit_tls_offset ());
+}
+
+MonoInst*
+mono_get_domain_intrinsic (MonoCompile* cfg)
+{
+ return mono_create_tls_get (cfg, mono_domain_get_tls_offset ());
+}
+
+MonoInst*
+mono_get_thread_intrinsic (MonoCompile* cfg)
+{
+ return mono_create_tls_get (cfg, mono_thread_get_tls_offset ());
+}
+
+void
+mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target)
+{
+ MonoJumpInfo *ji = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfo));
+
+ ji->ip.i = ip;
+ ji->type = type;
+ ji->data.target = target;
+ ji->next = cfg->patch_info;
+
+ cfg->patch_info = ji;
+}
+
+MonoJumpInfo *
+mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
+{
+ MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
+
+ ji->ip.i = ip;
+ ji->type = type;
+ ji->data.target = target;
+ ji->next = list;
+
+ return ji;
+}
+
+void
+mono_remove_patch_info (MonoCompile *cfg, int ip)
+{
+ MonoJumpInfo **ji = &cfg->patch_info;
+
+ while (*ji) {
+ if ((*ji)->ip.i == ip)
+ *ji = (*ji)->next;
+ else
+ ji = &((*ji)->next);
+ }
+}
+
+/**
+ * mono_patch_info_dup_mp:
+ *
+ * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
+ */
+MonoJumpInfo*
+mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
+{
+ MonoJumpInfo *res = mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
+ memcpy (res, patch_info, sizeof (MonoJumpInfo));
+
+ switch (patch_info->type) {
+ case MONO_PATCH_INFO_RVA:
+ case MONO_PATCH_INFO_LDSTR:
+ case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
+ case MONO_PATCH_INFO_LDTOKEN:
+ case MONO_PATCH_INFO_DECLSEC:
+ res->data.token = mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
+ memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
+ break;
+ case MONO_PATCH_INFO_SWITCH:
+ res->data.table = mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
+ memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
+ res->data.table->table = mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
+ memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
+ break;
+ case MONO_PATCH_INFO_RGCTX_FETCH:
+ res->data.rgctx_entry = mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
+ memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
+ res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
+ break;
+ default:
+ break;
+ }
+
+ return res;
+}
+
+guint
+mono_patch_info_hash (gconstpointer data)
+{
+ const MonoJumpInfo *ji = (MonoJumpInfo*)data;
+
+ switch (ji->type) {
+ case MONO_PATCH_INFO_RVA:
+ case MONO_PATCH_INFO_LDSTR:
+ case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
+ case MONO_PATCH_INFO_LDTOKEN:
+ case MONO_PATCH_INFO_DECLSEC:
+ return (ji->type << 8) | ji->data.token->token;
+ case MONO_PATCH_INFO_INTERNAL_METHOD:
+ return (ji->type << 8) | g_str_hash (ji->data.name);
+ case MONO_PATCH_INFO_VTABLE:
+ case MONO_PATCH_INFO_CLASS:
+ case MONO_PATCH_INFO_IID:
+ case MONO_PATCH_INFO_ADJUSTED_IID:
+ case MONO_PATCH_INFO_CLASS_INIT:
+ case MONO_PATCH_INFO_METHODCONST:
+ case MONO_PATCH_INFO_METHOD:
+ case MONO_PATCH_INFO_METHOD_JUMP:
+ case MONO_PATCH_INFO_IMAGE:
+ case MONO_PATCH_INFO_JIT_ICALL_ADDR:
+ case MONO_PATCH_INFO_FIELD:
+ case MONO_PATCH_INFO_SFLDA:
+ case MONO_PATCH_INFO_SEQ_POINT_INFO:
+ return (ji->type << 8) | (gssize)ji->data.target;
+ default:
+ return (ji->type << 8);
+ }
+}
+
+/*
+ * mono_patch_info_equal:
+ *
+ * This might fail to recognize equivalent patches, i.e. floats, so its only
+ * usable in those cases where this is not a problem, i.e. sharing GOT slots
+ * in AOT.
+ */
+gint
+mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
+{
+ const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
+ const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
+
+ if (ji1->type != ji2->type)
+ return 0;
+
+ switch (ji1->type) {
+ case MONO_PATCH_INFO_RVA:
+ case MONO_PATCH_INFO_LDSTR:
+ case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
+ case MONO_PATCH_INFO_LDTOKEN:
+ case MONO_PATCH_INFO_DECLSEC:
+ if ((ji1->data.token->image != ji2->data.token->image) ||
+ (ji1->data.token->token != ji2->data.token->token) ||
+ (ji1->data.token->has_context != ji2->data.token->has_context) ||
+ (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
+ (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
+ return 0;
+ break;
+ case MONO_PATCH_INFO_INTERNAL_METHOD:
+ return g_str_equal (ji1->data.name, ji2->data.name);
+
+ case MONO_PATCH_INFO_RGCTX_FETCH: {
+ MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
+ MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
+
+ return e1->method == e2->method && e1->in_mrgctx == e2->in_mrgctx && e1->info_type == e2->info_type && mono_patch_info_equal (e1->data, e2->data);
+ }
+ default:
+ if (ji1->data.target != ji2->data.target)
+ return 0;
+ break;
+ }
+
+ return 1;
+}
+
+gpointer
+mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors)
+{
+ unsigned char *ip = patch_info->ip.i + code;
+ gconstpointer target = NULL;
+
+ switch (patch_info->type) {
+ case MONO_PATCH_INFO_BB:
+ /*
+ * FIXME: This could be hit for methods without a prolog. Should use -1
+ * but too much code depends on a 0 initial value.
+ */
+ //g_assert (patch_info->data.bb->native_offset);
+ target = patch_info->data.bb->native_offset + code;
+ break;
+ case MONO_PATCH_INFO_ABS:
+ target = patch_info->data.target;
+ break;
+ case MONO_PATCH_INFO_LABEL:
+ target = patch_info->data.inst->inst_c0 + code;
+ break;
+ case MONO_PATCH_INFO_IP:
+ target = ip;
+ break;
+ case MONO_PATCH_INFO_METHOD_REL:
+ target = code + patch_info->data.offset;
+ break;
+ case MONO_PATCH_INFO_INTERNAL_METHOD: {
+ MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
+ if (!mi) {
+ g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
+ g_assert_not_reached ();
+ }
+ target = mono_icall_get_wrapper (mi);
+ break;
+ }
+ case MONO_PATCH_INFO_METHOD_JUMP:
+ target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE);
+ break;
+ case MONO_PATCH_INFO_METHOD:
+ if (patch_info->data.method == method) {
+ target = code;
+ } else {
+ /* get the trampoline to the method from the domain */
+ target = mono_create_jit_trampoline (patch_info->data.method);
+ }
+ break;
+ case MONO_PATCH_INFO_SWITCH: {
+ gpointer *jump_table;
+ int i;
+
+ if (method && method->dynamic) {
+ jump_table = mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
+ } else {
+ if (mono_aot_only) {
+ jump_table = mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
+ } else {
+ jump_table = mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
+ }
+ }
+
+ for (i = 0; i < patch_info->data.table->table_size; i++)
+ jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
+ target = jump_table;
+ break;
+ }
+ case MONO_PATCH_INFO_METHODCONST:
+ case MONO_PATCH_INFO_CLASS:
+ case MONO_PATCH_INFO_IMAGE:
+ case MONO_PATCH_INFO_FIELD:
+ target = patch_info->data.target;
+ break;
+ case MONO_PATCH_INFO_IID:
+ mono_class_init (patch_info->data.klass);
+ target = GINT_TO_POINTER ((int)patch_info->data.klass->interface_id);
+ break;
+ case MONO_PATCH_INFO_ADJUSTED_IID:
+ mono_class_init (patch_info->data.klass);
+ target = GINT_TO_POINTER ((int)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
+ break;
+ case MONO_PATCH_INFO_VTABLE:
+ target = mono_class_vtable (domain, patch_info->data.klass);
+ g_assert (target);
+ break;
+ case MONO_PATCH_INFO_CLASS_INIT: {
+ MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.klass);
+
+ g_assert (vtable);
+ target = mono_create_class_init_trampoline (vtable);
+ break;
+ }
+ case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
+ target = mono_create_delegate_trampoline (patch_info->data.klass);
+ break;
+ case MONO_PATCH_INFO_SFLDA: {
+ MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
+
+ if (mono_class_field_is_special_static (patch_info->data.field)) {
+ gpointer addr = NULL;
+
+ mono_domain_lock (domain);
+ if (domain->special_static_fields)
+ addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
+ mono_domain_unlock (domain);
+ g_assert (addr);
+ return addr;
+ }
+
+ g_assert (vtable);
+ if (!vtable->initialized && !(vtable->klass->flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
+ /* Done by the generated code */
+ ;
+ else {
+ if (run_cctors)
+ mono_runtime_class_init (vtable);
+ }
+ target = (char*)vtable->data + patch_info->data.field->offset;
+ break;
+ }
+ case MONO_PATCH_INFO_RVA: {
+ guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
+ guint32 rva;
+
+ mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
+ target = mono_image_rva_map (patch_info->data.token->image, rva);
+ break;
+ }
+ case MONO_PATCH_INFO_R4:
+ case MONO_PATCH_INFO_R8:
+ target = patch_info->data.target;
+ break;
+ case MONO_PATCH_INFO_EXC_NAME:
+ target = patch_info->data.name;
+ break;
+ case MONO_PATCH_INFO_LDSTR:
+ target =
+ mono_ldstr (domain, patch_info->data.token->image,
+ mono_metadata_token_index (patch_info->data.token->token));
+ break;
+ case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
+ gpointer handle;
+ MonoClass *handle_class;
+
+ handle = mono_ldtoken (patch_info->data.token->image,
+ patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL);
+ mono_class_init (handle_class);
+ mono_class_init (mono_class_from_mono_type (handle));
+
+ target =
+ mono_type_get_object (domain, handle);
+ break;
+ }
+ case MONO_PATCH_INFO_LDTOKEN: {
+ gpointer handle;
+ MonoClass *handle_class;
+
+ handle = mono_ldtoken (patch_info->data.token->image,
+ patch_info->data.token->token, &handle_class, NULL);
+ mono_class_init (handle_class);
+
+ target = handle;
+ break;
+ }
+ case MONO_PATCH_INFO_DECLSEC:
+ target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
+ break;
+ case MONO_PATCH_INFO_ICALL_ADDR:
+ /* run_cctors == 0 -> AOT */
+ if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
+ if (run_cctors) {
+ target = mono_lookup_pinvoke_call (patch_info->data.method, NULL, NULL);
+ if (!target)
+ g_error ("Unable to resolve pinvoke method '%s' Re-run with MONO_LOG_LEVEL=debug for more information.\n", mono_method_full_name (patch_info->data.method, TRUE));
+ } else {
+ target = NULL;
+ }
+ } else {
+ target = mono_lookup_internal_call (patch_info->data.method);
+
+ if (!target && run_cctors)
+ g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
+ }
+ break;
+ case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
+ MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
+ if (!mi) {
+ g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
+ g_assert_not_reached ();
+ }
+ target = mi->func;
+ break;
+ }
+ case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
+ target = mono_thread_interruption_request_flag ();
+ break;
+ case MONO_PATCH_INFO_METHOD_RGCTX: {
+ MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
+ g_assert (vtable);
+
+ target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
+ break;
+ }
+ case MONO_PATCH_INFO_BB_OVF:
+ case MONO_PATCH_INFO_EXC_OVF:
+ case MONO_PATCH_INFO_GOT_OFFSET:
+ case MONO_PATCH_INFO_NONE:
+ break;
+ case MONO_PATCH_INFO_RGCTX_FETCH: {
+ MonoJumpInfoRgctxEntry *entry = patch_info->data.rgctx_entry;
+ guint32 slot = -1;
+
+ switch (entry->data->type) {
+ case MONO_PATCH_INFO_CLASS:
+ slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, &entry->data->data.klass->byval_arg, entry->info_type, mono_method_get_context (entry->method));
+ break;
+ case MONO_PATCH_INFO_METHOD:
+ case MONO_PATCH_INFO_METHODCONST:
+ slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, entry->data->data.method, entry->info_type, mono_method_get_context (entry->method));
+ break;
+ case MONO_PATCH_INFO_FIELD:
+ slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, entry->data->data.field, entry->info_type, mono_method_get_context (entry->method));
+ break;
+ default:
+ g_assert_not_reached ();
+ break;
+ }
+
+ target = mono_create_rgctx_lazy_fetch_trampoline (slot);
+ break;
+ }
+ case MONO_PATCH_INFO_GENERIC_CLASS_INIT:
+ target = mono_create_generic_class_init_trampoline ();
+ break;
+ case MONO_PATCH_INFO_MONITOR_ENTER:
+ target = mono_create_monitor_enter_trampoline ();
+ break;
+ case MONO_PATCH_INFO_MONITOR_EXIT:
+ target = mono_create_monitor_exit_trampoline ();
+ break;
+#ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
+ case MONO_PATCH_INFO_SEQ_POINT_INFO:
+ if (!run_cctors)
+ /* AOT, not needed */
+ target = NULL;
+ else
+ target = mono_arch_get_seq_point_info (domain, code);
+ break;
+#endif
+ case MONO_PATCH_INFO_LLVM_IMT_TRAMPOLINE:
+#ifdef MONO_ARCH_LLVM_SUPPORTED
+ g_assert (mono_use_llvm);
+ target = mono_create_llvm_imt_trampoline (domain, patch_info->data.imt_tramp->method, patch_info->data.imt_tramp->vt_offset);
+#else
+ g_assert_not_reached ();
+#endif
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+
+ return (gpointer)target;
+}
+
+void
+mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset)
+{
+ ins->inst_offset = native_offset;
+ g_ptr_array_add (cfg->seq_points, ins);
+ bb->seq_points = g_slist_prepend_mempool (cfg->mempool, bb->seq_points, ins);
+ bb->last_seq_point = ins;
+}
+
+#ifndef DISABLE_JIT
+
+static void
+mono_compile_create_vars (MonoCompile *cfg)
+{
+ MonoMethodSignature *sig;
+ MonoMethodHeader *header;
+ int i;
+
+ header = cfg->header;
+
+ sig = mono_method_signature (cfg->method);
+
+ if (!MONO_TYPE_IS_VOID (sig->ret)) {
+ cfg->ret = mono_compile_create_var (cfg, sig->ret, OP_ARG);
+ /* Inhibit optimizations */
+ cfg->ret->flags |= MONO_INST_VOLATILE;
+ }
+ if (cfg->verbose_level > 2)
+ g_print ("creating vars\n");
+
+ cfg->args = mono_mempool_alloc0 (cfg->mempool, (sig->param_count + sig->hasthis) * sizeof (MonoInst*));
+
+ if (sig->hasthis)
+ cfg->args [0] = mono_compile_create_var (cfg, &cfg->method->klass->this_arg, OP_ARG);
+
+ for (i = 0; i < sig->param_count; ++i) {
+ cfg->args [i + sig->hasthis] = mono_compile_create_var (cfg, sig->params [i], OP_ARG);
+ }
+
+ if (cfg->verbose_level > 2) {
+ if (cfg->ret) {
+ printf ("\treturn : ");
+ mono_print_ins (cfg->ret);
+ }
+
+ if (sig->hasthis) {
+ printf ("\tthis: ");
+ mono_print_ins (cfg->args [0]);
+ }
+
+ for (i = 0; i < sig->param_count; ++i) {
+ printf ("\targ [%d]: ", i);
+ mono_print_ins (cfg->args [i + sig->hasthis]);
+ }
+ }
+
+ cfg->locals_start = cfg->num_varinfo;
+ cfg->locals = mono_mempool_alloc0 (cfg->mempool, header->num_locals * sizeof (MonoInst*));
+
+ if (cfg->verbose_level > 2)
+ g_print ("creating locals\n");
+
+ for (i = 0; i < header->num_locals; ++i)
+ cfg->locals [i] = mono_compile_create_var (cfg, header->locals [i], OP_LOCAL);
+
+ if (cfg->verbose_level > 2)
+ g_print ("locals done\n");
+
+ mono_arch_create_vars (cfg);
+}
+
+#endif /* #ifndef DISABLE_JIT */
+
+void
+mono_print_code (MonoCompile *cfg, const char* msg)
+{
+ MonoBasicBlock *bb;
+
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ mono_print_bb (bb, msg);
+}
+
+#ifndef DISABLE_JIT
+
+static void
+mono_postprocess_patches (MonoCompile *cfg)
+{
+ MonoJumpInfo *patch_info;
+ int i;
+
+ for (patch_info = cfg->patch_info; patch_info; patch_info = patch_info->next) {
+ switch (patch_info->type) {
+ case MONO_PATCH_INFO_ABS: {
+ MonoJitICallInfo *info = mono_find_jit_icall_by_addr (patch_info->data.target);
+
+ /*
+ * Change patches of type MONO_PATCH_INFO_ABS into patches describing the
+ * absolute address.
+ */
+ if (info) {
+ //printf ("TEST %s %p\n", info->name, patch_info->data.target);
+ // FIXME: CLEAN UP THIS MESS.
+ if ((cfg->method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) &&
+ strstr (cfg->method->name, info->name)) {
+ /*
+ * This is an icall wrapper, and this is a call to the
+ * wrapped function.
+ */
+ if (cfg->compile_aot) {
+ patch_info->type = MONO_PATCH_INFO_JIT_ICALL_ADDR;
+ patch_info->data.name = info->name;
+ }
+ } else {
+ /* for these array methods we currently register the same function pointer
+ * since it's a vararg function. But this means that mono_find_jit_icall_by_addr ()
+ * will return the incorrect one depending on the order they are registered.
+ * See tests/test-arr.cs
+ */
+ if (strstr (info->name, "ves_array_new_va_") == NULL && strstr (info->name, "ves_array_element_address_") == NULL) {
+ patch_info->type = MONO_PATCH_INFO_INTERNAL_METHOD;
+ patch_info->data.name = info->name;
+ }
+ }
+ }
+
+ if (patch_info->type == MONO_PATCH_INFO_ABS) {
+ if (cfg->abs_patches) {
+ MonoJumpInfo *abs_ji = g_hash_table_lookup (cfg->abs_patches, patch_info->data.target);
+ if (abs_ji) {
+ patch_info->type = abs_ji->type;
+ patch_info->data.target = abs_ji->data.target;
+ }
+ }
+ }
+
+ break;
+ }
+ case MONO_PATCH_INFO_SWITCH: {
+ gpointer *table;
+ if (cfg->method->dynamic) {
+ table = mono_code_manager_reserve (cfg->dynamic_info->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
+ } else {
+ table = mono_domain_code_reserve (cfg->domain, sizeof (gpointer) * patch_info->data.table->table_size);
+ }
+
+ for (i = 0; i < patch_info->data.table->table_size; i++) {
+ /* Might be NULL if the switch is eliminated */
+ if (patch_info->data.table->table [i]) {
+ g_assert (patch_info->data.table->table [i]->native_offset);
+ table [i] = GINT_TO_POINTER (patch_info->data.table->table [i]->native_offset);
+ } else {
+ table [i] = NULL;
+ }
+ }
+ patch_info->data.table->table = (MonoBasicBlock**)table;
+ break;
+ }
+ case MONO_PATCH_INFO_METHOD_JUMP: {
+ GSList *list;
+ MonoDomain *domain = cfg->domain;
+ unsigned char *ip = cfg->native_code + patch_info->ip.i;
+
+ mono_domain_lock (domain);
+ if (!domain_jit_info (domain)->jump_target_hash)
+ domain_jit_info (domain)->jump_target_hash = g_hash_table_new (NULL, NULL);
+ list = g_hash_table_lookup (domain_jit_info (domain)->jump_target_hash, patch_info->data.method);
+ list = g_slist_prepend (list, ip);
+ g_hash_table_insert (domain_jit_info (domain)->jump_target_hash, patch_info->data.method, list);
+ mono_domain_unlock (domain);
+ break;
+ }
+ default:
+ /* do nothing */
+ break;
+ }
+ }
+}
+
+static void
+collect_pred_seq_points (MonoBasicBlock *bb, MonoInst *ins, GSList **next, int depth)
+{
+ int i;
+ MonoBasicBlock *in_bb;
+
+ for (i = 0; i < bb->in_count; ++i) {
+ in_bb = bb->in_bb [i];
+
+ if (in_bb->last_seq_point) {
+ next [in_bb->last_seq_point->backend.size] = g_slist_append (next [in_bb->last_seq_point->backend.size], GUINT_TO_POINTER (ins->backend.size));
+ } else {
+ /* Have to look at its predecessors */
+ if (depth < 5)
+ collect_pred_seq_points (in_bb, ins, next, depth + 1);
+ }
+ }
+}
+
+static void
+mono_save_seq_point_info (MonoCompile *cfg)
+{
+ MonoBasicBlock *bb;
+ GSList *bb_seq_points, *l;
+ MonoInst *last;
+ MonoDomain *domain = cfg->domain;
+ int i;
+ MonoSeqPointInfo *info;
+ GSList **next;
+
+ if (!cfg->seq_points)
+ return;
+
+ info = g_malloc0 (sizeof (MonoSeqPointInfo) + (cfg->seq_points->len - MONO_ZERO_LEN_ARRAY) * sizeof (SeqPoint));
+ info->len = cfg->seq_points->len;
+ for (i = 0; i < cfg->seq_points->len; ++i) {
+ SeqPoint *sp = &info->seq_points [i];
+ MonoInst *ins = g_ptr_array_index (cfg->seq_points, i);
+
+ sp->il_offset = ins->inst_imm;
+ sp->native_offset = ins->inst_offset;
+
+ /* Used below */
+ ins->backend.size = i;
+ }
+
+ /*
+ * For each sequence point, compute the list of sequence points immediately
+ * following it, this is needed to implement 'step over' in the debugger agent.
+ */
+ next = g_new0 (GSList*, cfg->seq_points->len);
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ bb_seq_points = g_slist_reverse (bb->seq_points);
+ last = NULL;
+ for (l = bb_seq_points; l; l = l->next) {
+ MonoInst *ins = l->data;
+
+ if (!(ins->flags & MONO_INST_SINGLE_STEP_LOC))
+ continue;
+
+ if (last != NULL) {
+ /* Link with the previous seq point in the same bb */
+ next [last->backend.size] = g_slist_append (next [last->backend.size], GUINT_TO_POINTER (ins->backend.size));
+ } else {
+ /* Link with the last bb in the previous bblocks */
+ collect_pred_seq_points (bb, ins, next, 0);
+ }
+
+ last = ins;
+ }
+ }
+
+ if (cfg->verbose_level > 2) {
+ printf ("\nSEQ POINT MAP: \n");
+ }
+
+ for (i = 0; i < cfg->seq_points->len; ++i) {
+ SeqPoint *sp = &info->seq_points [i];
+ GSList *l;
+ int j, next_index;
+
+ sp->next_len = g_slist_length (next [i]);
+ sp->next = g_new (int, sp->next_len);
+ j = 0;
+ if (cfg->verbose_level > 2 && next [i]) {
+ printf ("\t0x%x ->", sp->il_offset);
+ for (l = next [i]; l; l = l->next) {
+ next_index = GPOINTER_TO_UINT (l->data);
+ printf (" 0x%x", info->seq_points [next_index].il_offset);
+ }
+ printf ("\n");
+ }
+ for (l = next [i]; l; l = l->next) {
+ next_index = GPOINTER_TO_UINT (l->data);
+ sp->next [j ++] = next_index;
+ }
+ g_slist_free (next [i]);
+ }
+ g_free (next);
+
+ cfg->seq_point_info = info;
+
+ // FIXME: dynamic methods
+ mono_domain_lock (domain);
+ g_hash_table_insert (domain_jit_info (domain)->seq_points, cfg->method_to_register, info);
+ mono_domain_unlock (domain);
+
+ g_ptr_array_free (cfg->seq_points, TRUE);
+ cfg->seq_points = NULL;
+}
+
+void
+mono_codegen (MonoCompile *cfg)
+{
+ MonoBasicBlock *bb;
+ int max_epilog_size;
+ guint8 *code;
+
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ cfg->spill_count = 0;
+ /* we reuse dfn here */
+ /* bb->dfn = bb_count++; */
+
+ mono_arch_lowering_pass (cfg, bb);
+
+ if (cfg->opt & MONO_OPT_PEEPHOLE)
+ mono_arch_peephole_pass_1 (cfg, bb);
+
+ if (!cfg->globalra)
+ mono_local_regalloc (cfg, bb);
+
+ if (cfg->opt & MONO_OPT_PEEPHOLE)
+ mono_arch_peephole_pass_2 (cfg, bb);
+ }
+
+ if (cfg->prof_options & MONO_PROFILE_COVERAGE)
+ cfg->coverage_info = mono_profiler_coverage_alloc (cfg->method, cfg->num_bblocks);
+
+ code = mono_arch_emit_prolog (cfg);
+
+ if (cfg->prof_options & MONO_PROFILE_ENTER_LEAVE)
+ code = mono_arch_instrument_prolog (cfg, mono_profiler_method_enter, code, FALSE);
+
+ cfg->code_len = code - cfg->native_code;
+ cfg->prolog_end = cfg->code_len;
+
+ mono_debug_open_method (cfg);
+
+ /* emit code all basic blocks */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ bb->native_offset = cfg->code_len;
+ //if ((bb == cfg->bb_entry) || !(bb->region == -1 && !bb->dfn))
+ mono_arch_output_basic_block (cfg, bb);
+ bb->native_length = cfg->code_len - bb->native_offset;
+
+ if (bb == cfg->bb_exit) {
+ cfg->epilog_begin = cfg->code_len;
+
+ if (cfg->prof_options & MONO_PROFILE_ENTER_LEAVE) {
+ code = cfg->native_code + cfg->code_len;
+ code = mono_arch_instrument_epilog (cfg, mono_profiler_method_leave, code, FALSE);
+ cfg->code_len = code - cfg->native_code;
+ g_assert (cfg->code_len < cfg->code_size);
+ }
+
+ mono_arch_emit_epilog (cfg);
+ }
+ }
+
+ mono_arch_emit_exceptions (cfg);
+
+ max_epilog_size = 0;
+
+ code = cfg->native_code + cfg->code_len;
+
+ /* we always allocate code in cfg->domain->code_mp to increase locality */
+ cfg->code_size = cfg->code_len + max_epilog_size;
+ /* fixme: align to MONO_ARCH_CODE_ALIGNMENT */
+
+ if (cfg->method->dynamic) {
+ guint unwindlen = 0;
+#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
+ unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);
+#endif
+ /* Allocate the code into a separate memory pool so it can be freed */
+ cfg->dynamic_info = g_new0 (MonoJitDynamicMethodInfo, 1);
+ cfg->dynamic_info->code_mp = mono_code_manager_new_dynamic ();
+ mono_domain_lock (cfg->domain);
+ mono_dynamic_code_hash_insert (cfg->domain, cfg->method, cfg->dynamic_info);
+ mono_domain_unlock (cfg->domain);
+
+ code = mono_code_manager_reserve (cfg->dynamic_info->code_mp, cfg->code_size + unwindlen);
+ } else {
+ guint unwindlen = 0;
+#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
+ unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);
+#endif
+ code = mono_domain_code_reserve (cfg->domain, cfg->code_size + unwindlen);
+ }
+
+ memcpy (code, cfg->native_code, cfg->code_len);
+ g_free (cfg->native_code);
+ cfg->native_code = code;
+ code = cfg->native_code + cfg->code_len;
+
+ /* g_assert (((int)cfg->native_code & (MONO_ARCH_CODE_ALIGNMENT - 1)) == 0); */
+ mono_postprocess_patches (cfg);
+
+#ifdef VALGRIND_JIT_REGISTER_MAP
+if (valgrind_register){
+ char* nm = mono_method_full_name (cfg->method, TRUE);
+ VALGRIND_JIT_REGISTER_MAP (nm, cfg->native_code, cfg->native_code + cfg->code_len);
+ g_free (nm);
+ }
+#endif
+
+ if (cfg->verbose_level > 0) {
+ char* nm = mono_method_full_name (cfg->method, TRUE);
+ g_print ("Method %s emitted at %p to %p (code length %d) [%s]\n",
+ nm,
+ cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);
+ g_free (nm);
+ }
+
+ {
+ gboolean is_generic = FALSE;
+
+ if (cfg->method->is_inflated || mono_method_get_generic_container (cfg->method) ||
+ cfg->method->klass->generic_container || cfg->method->klass->generic_class) {
+ is_generic = TRUE;
+ }
+
+ if (cfg->generic_sharing_context)
+ g_assert (is_generic);
+ }
+
+#ifdef MONO_ARCH_HAVE_SAVE_UNWIND_INFO
+ mono_arch_save_unwind_info (cfg);
+#endif
+
+ mono_arch_patch_code (cfg->method, cfg->domain, cfg->native_code, cfg->patch_info, cfg->run_cctors);
+
+ if (cfg->method->dynamic) {
+ mono_code_manager_commit (cfg->dynamic_info->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);
+ } else {
+ mono_domain_code_commit (cfg->domain, cfg->native_code, cfg->code_size, cfg->code_len);
+ }
+ mono_profiler_code_buffer_new (cfg->native_code, cfg->code_len, MONO_PROFILER_CODE_BUFFER_METHOD, cfg->method);
+
+ mono_arch_flush_icache (cfg->native_code, cfg->code_len);
+
+ mono_debug_close_method (cfg);
+
+#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
+ mono_arch_unwindinfo_install_unwind_info (&cfg->arch.unwindinfo, cfg->native_code, cfg->code_len);
+#endif
+}
+
+static void
+compute_reachable (MonoBasicBlock *bb)
+{
+ int i;
+
+ if (!(bb->flags & BB_VISITED)) {
+ bb->flags |= BB_VISITED;
+ for (i = 0; i < bb->out_count; ++i)
+ compute_reachable (bb->out_bb [i]);
+ }
+}
+
+static MonoJitInfo*
+create_jit_info (MonoCompile *cfg, MonoMethod *method_to_compile)
+{
+ GSList *tmp;
+ MonoMethodHeader *header;
+ MonoJitInfo *jinfo;
+ int num_clauses;
+ int generic_info_size;
+ int holes_size = 0, num_holes = 0;
+
+ g_assert (method_to_compile == cfg->method);
+ header = cfg->header;
+
+ if (cfg->generic_sharing_context)
+ generic_info_size = sizeof (MonoGenericJitInfo);
+ else
+ generic_info_size = 0;
+
+ if (cfg->try_block_holes) {
+ for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
+ TryBlockHole *hole = tmp->data;
+ MonoExceptionClause *ec = hole->clause;
+ int hole_end = hole->basic_block->native_offset + hole->basic_block->native_length;
+ MonoBasicBlock *clause_last_bb = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
+ g_assert (clause_last_bb);
+
+ /* Holes at the end of a try region can be represented by simply reducing the size of the block itself.*/
+ if (clause_last_bb->native_offset != hole_end)
+ ++num_holes;
+ }
+ if (num_holes)
+ holes_size = sizeof (MonoTryBlockHoleTableJitInfo) + num_holes * sizeof (MonoTryBlockHoleJitInfo);
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("Number of try block holes %d\n", num_holes);
+ }
+
+ if (COMPILE_LLVM (cfg))
+ num_clauses = cfg->llvm_ex_info_len;
+ else
+ num_clauses = header->num_clauses;
+
+ if (cfg->method->dynamic) {
+ jinfo = g_malloc0 (MONO_SIZEOF_JIT_INFO + (num_clauses * sizeof (MonoJitExceptionInfo)) +
+ generic_info_size + holes_size);
+ } else {
+ jinfo = mono_domain_alloc0 (cfg->domain, MONO_SIZEOF_JIT_INFO +
+ (num_clauses * sizeof (MonoJitExceptionInfo)) +
+ generic_info_size + holes_size);
+ }
+
+ jinfo->method = cfg->method_to_register;
+ jinfo->code_start = cfg->native_code;
+ jinfo->code_size = cfg->code_len;
+ jinfo->used_regs = cfg->used_int_regs;
+ jinfo->domain_neutral = (cfg->opt & MONO_OPT_SHARED) != 0;
+ jinfo->cas_inited = FALSE; /* initialization delayed at the first stalk walk using this method */
+ jinfo->num_clauses = num_clauses;
+ if (COMPILE_LLVM (cfg))
+ jinfo->from_llvm = TRUE;
+
+ if (cfg->generic_sharing_context) {
+ MonoInst *inst;
+ MonoGenericJitInfo *gi;
+
+ jinfo->has_generic_jit_info = 1;
+
+ gi = mono_jit_info_get_generic_jit_info (jinfo);
+ g_assert (gi);
+
+ gi->generic_sharing_context = cfg->generic_sharing_context;
+
+ if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||
+ mini_method_get_context (method_to_compile)->method_inst ||
+ method_to_compile->klass->valuetype) {
+ g_assert (cfg->rgctx_var);
+ }
+
+ gi->has_this = 1;
+
+ if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||
+ mini_method_get_context (method_to_compile)->method_inst ||
+ method_to_compile->klass->valuetype) {
+ inst = cfg->rgctx_var;
+ g_assert (inst->opcode == OP_REGOFFSET);
+ } else {
+ inst = cfg->args [0];
+ }
+
+ if (inst->opcode == OP_REGVAR) {
+ gi->this_in_reg = 1;
+ gi->this_reg = inst->dreg;
+ } else {
+ g_assert (inst->opcode == OP_REGOFFSET);
+#ifdef TARGET_X86
+ g_assert (inst->inst_basereg == X86_EBP);
+#elif defined(TARGET_AMD64)
+ g_assert (inst->inst_basereg == X86_EBP || inst->inst_basereg == X86_ESP);
+#endif
+ g_assert (inst->inst_offset >= G_MININT32 && inst->inst_offset <= G_MAXINT32);
+
+ gi->this_in_reg = 0;
+ gi->this_reg = inst->inst_basereg;
+ gi->this_offset = inst->inst_offset;
+ }
+ }
+
+ if (num_holes) {
+ MonoTryBlockHoleTableJitInfo *table;
+ int i;
+
+ jinfo->has_try_block_holes = 1;
+ table = mono_jit_info_get_try_block_hole_table_info (jinfo);
+ table->num_holes = (guint16)num_holes;
+ i = 0;
+ for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
+ guint32 start_bb_offset;
+ MonoTryBlockHoleJitInfo *hole;
+ TryBlockHole *hole_data = tmp->data;
+ MonoExceptionClause *ec = hole_data->clause;
+ int hole_end = hole_data->basic_block->native_offset + hole_data->basic_block->native_length;
+ MonoBasicBlock *clause_last_bb = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
+ g_assert (clause_last_bb);
+
+ /* Holes at the end of a try region can be represented by simply reducing the size of the block itself.*/
+ if (clause_last_bb->native_offset == hole_end)
+ continue;
+
+ start_bb_offset = hole_data->start_offset - hole_data->basic_block->native_offset;
+ hole = &table->holes [i++];
+ hole->clause = hole_data->clause - &header->clauses [0];
+ hole->offset = (guint32)hole_data->start_offset;
+ hole->length = (guint16)(hole_data->basic_block->native_length - start_bb_offset);
+
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("\tTry block hole at eh clause %d offset %x length %x\n", hole->clause, hole->offset, hole->length);
+ }
+ g_assert (i == num_holes);
+ }
+
+ if (COMPILE_LLVM (cfg)) {
+ if (num_clauses)
+ memcpy (&jinfo->clauses [0], &cfg->llvm_ex_info [0], num_clauses * sizeof (MonoJitExceptionInfo));
+ } else if (header->num_clauses) {
+ int i;
+
+ for (i = 0; i < header->num_clauses; i++) {
+ MonoExceptionClause *ec = &header->clauses [i];
+ MonoJitExceptionInfo *ei = &jinfo->clauses [i];
+ MonoBasicBlock *tblock;
+ MonoInst *exvar;
+
+ ei->flags = ec->flags;
+
+ exvar = mono_find_exvar_for_offset (cfg, ec->handler_offset);
+ ei->exvar_offset = exvar ? exvar->inst_offset : 0;
+
+ if (ei->flags == MONO_EXCEPTION_CLAUSE_FILTER) {
+ tblock = cfg->cil_offset_to_bb [ec->data.filter_offset];
+ g_assert (tblock);
+ ei->data.filter = cfg->native_code + tblock->native_offset;
+ } else {
+ ei->data.catch_class = ec->data.catch_class;
+ }
+
+ tblock = cfg->cil_offset_to_bb [ec->try_offset];
+ g_assert (tblock);
+ ei->try_start = cfg->native_code + tblock->native_offset;
+ g_assert (tblock->native_offset);
+ tblock = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
+ g_assert (tblock);
+ ei->try_end = cfg->native_code + tblock->native_offset;
+ g_assert (tblock->native_offset);
+ tblock = cfg->cil_offset_to_bb [ec->handler_offset];
+ g_assert (tblock);
+ ei->handler_start = cfg->native_code + tblock->native_offset;
+
+ for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
+ TryBlockHole *hole = tmp->data;
+ gpointer hole_end = cfg->native_code + (hole->basic_block->native_offset + hole->basic_block->native_length);
+ if (hole->clause == ec && hole_end == ei->try_end) {
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("\tShortening try block %d from %x to %x\n", i, (int)((guint8*)ei->try_end - cfg->native_code), hole->start_offset);
+
+ ei->try_end = cfg->native_code + hole->start_offset;
+ break;
+ }
+ }
+
+ if (ec->flags == MONO_EXCEPTION_CLAUSE_FINALLY) {
+ int end_offset;
+ if (ec->handler_offset + ec->handler_len < header->code_size) {
+ tblock = cfg->cil_offset_to_bb [ec->handler_offset + ec->handler_len];
+ g_assert (tblock);
+ end_offset = tblock->native_offset;
+ } else {
+ end_offset = cfg->epilog_begin;
+ }
+ ei->data.handler_end = cfg->native_code + end_offset;
+ }
+ }
+
+ if (G_UNLIKELY (cfg->verbose_level >= 4)) {
+ for (i = 0; i < jinfo->num_clauses; i++) {
+ MonoJitExceptionInfo *ei = &jinfo->clauses [i];
+ int start = (guint8*)ei->try_start - cfg->native_code;
+ int end = (guint8*)ei->try_end - cfg->native_code;
+ int handler = (guint8*)ei->handler_start - cfg->native_code;
+
+ printf ("JitInfo EH clause %d flags %x try %x-%x handler %x\n", i, ei->flags, start, end, handler);
+ }
+ }
+
+ }
+
+ /*
+ * Its possible to generate dwarf unwind info for xdebug etc, but not actually
+ * using it during runtime, hence the define.
+ */
+#ifdef MONO_ARCH_HAVE_XP_UNWIND
+ if (cfg->encoded_unwind_ops) {
+ jinfo->used_regs = mono_cache_unwind_info (cfg->encoded_unwind_ops, cfg->encoded_unwind_ops_len);
+ g_free (cfg->encoded_unwind_ops);
+ } else if (cfg->unwind_ops) {
+ guint32 info_len;
+ guint8 *unwind_info = mono_unwind_ops_encode (cfg->unwind_ops, &info_len);
+
+ jinfo->used_regs = mono_cache_unwind_info (unwind_info, info_len);
+ g_free (unwind_info);
+ }
+#endif
+
+ return jinfo;
+}
+#endif
+
+/*
+ * mini_get_shared_method:
+ *
+ * Return the method which is actually compiled/registered when doing generic sharing.
+ */
+MonoMethod*
+mini_get_shared_method (MonoMethod *method)
+{
+ MonoGenericContext shared_context;
+ MonoMethod *declaring_method, *res;
+ int i;
+ gboolean partial = FALSE;
+
+ if (method->is_generic || method->klass->generic_container)
+ declaring_method = method;
+ else
+ declaring_method = mono_method_get_declaring_generic_method (method);
+
+ if (declaring_method->is_generic)
+ shared_context = mono_method_get_generic_container (declaring_method)->context;
+ else
+ shared_context = declaring_method->klass->generic_container->context;
+
+ /* Handle partial sharing */
+ if (method != declaring_method && method->is_inflated && !mono_method_is_generic_sharable_impl_full (method, FALSE, FALSE)) {
+ MonoGenericContext *context = mono_method_get_context (method);
+ MonoGenericInst *inst;
+ MonoType **type_argv;
+
+ /*
+ * Create the shared context by replacing the ref type arguments with
+ * type parameters, and keeping the rest.
+ */
+ partial = TRUE;
+ inst = context->class_inst;
+ if (inst) {
+ type_argv = g_new0 (MonoType*, inst->type_argc);
+ for (i = 0; i < inst->type_argc; ++i) {
+ if (MONO_TYPE_IS_REFERENCE (inst->type_argv [i]) || inst->type_argv [i]->type == MONO_TYPE_VAR || inst->type_argv [i]->type == MONO_TYPE_MVAR)
+ type_argv [i] = shared_context.class_inst->type_argv [i];
+ else
+ type_argv [i] = inst->type_argv [i];
+ }
+
+ shared_context.class_inst = mono_metadata_get_generic_inst (inst->type_argc, type_argv);
+ g_free (type_argv);
+ }
+
+ inst = context->method_inst;
+ if (inst) {
+ type_argv = g_new0 (MonoType*, inst->type_argc);
+ for (i = 0; i < inst->type_argc; ++i) {
+ if (MONO_TYPE_IS_REFERENCE (inst->type_argv [i]) || inst->type_argv [i]->type == MONO_TYPE_VAR || inst->type_argv [i]->type == MONO_TYPE_MVAR)
+ type_argv [i] = shared_context.method_inst->type_argv [i];
+ else
+ type_argv [i] = inst->type_argv [i];
+ }
+
+ shared_context.method_inst = mono_metadata_get_generic_inst (inst->type_argc, type_argv);
+ g_free (type_argv);
+ }
+ }
+
+ res = mono_class_inflate_generic_method (declaring_method, &shared_context);
+ if (!partial) {
+ /* The result should be an inflated method whose parent is not inflated */
+ g_assert (!res->klass->is_inflated);
+ }
+ return res;
+}
+
+#ifndef DISABLE_JIT
+/*
+ * mini_method_compile:
+ * @method: the method to compile
+ * @opts: the optimization flags to use
+ * @domain: the domain where the method will be compiled in
+ * @run_cctors: whether we should run type ctors if possible
+ * @compile_aot: whether this is an AOT compilation
+ * @parts: debug flag
+ *
+ * Returns: a MonoCompile* pointer. Caller must check the exception_type
+ * field in the returned struct to see if compilation succeded.
+ */
+MonoCompile*
+mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts)
+{
+ MonoMethodHeader *header;
+ MonoMethodSignature *sig;
+ MonoError err;
+ guint8 *ip;
+ MonoCompile *cfg;
+ int dfn, i, code_size_ratio;
+ gboolean deadce_has_run = FALSE;
+ gboolean try_generic_shared, try_llvm;
+ MonoMethod *method_to_compile, *method_to_register;
+
+ mono_jit_stats.methods_compiled++;
+ if (mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)
+ mono_profiler_method_jit (method);
+ if (MONO_PROBE_METHOD_COMPILE_BEGIN_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_BEGIN (method);
+
+ if (compile_aot)
+ /*
+ * We might get passed the original generic method definition or
+ * instances with type parameters.
+ * FIXME: Remove the method->klass->generic_class limitation.
+ */
+ try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
+ (opts & MONO_OPT_GSHARED) && ((method->is_generic || method->klass->generic_container) || (!method->klass->generic_class && mono_method_is_generic_sharable_impl (method, TRUE)));
+ else
+ try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
+ (opts & MONO_OPT_GSHARED) && mono_method_is_generic_sharable_impl (method, FALSE);
+
+ if (opts & MONO_OPT_GSHARED) {
+ if (try_generic_shared)
+ mono_stats.generics_sharable_methods++;
+ else if (mono_method_is_generic_impl (method))
+ mono_stats.generics_unsharable_methods++;
+ }
+
+ try_llvm = TRUE;
+
+#ifndef ENABLE_LLVM
+ try_llvm = FALSE;
+#endif
+
+ restart_compile:
+ if (try_generic_shared) {
+ method_to_compile = mini_get_shared_method (method);
+ g_assert (method_to_compile);
+ } else {
+ method_to_compile = method;
+ }
+
+ cfg = g_new0 (MonoCompile, 1);
+ cfg->method = method_to_compile;
+ cfg->header = mono_method_get_header (cfg->method);
+ cfg->mempool = mono_mempool_new ();
+ cfg->opt = opts;
+ cfg->prof_options = mono_profiler_get_events ();
+ cfg->run_cctors = run_cctors;
+ cfg->domain = domain;
+ cfg->verbose_level = mini_verbose;
+ cfg->compile_aot = compile_aot;
+ cfg->skip_visibility = method->skip_visibility;
+ cfg->orig_method = method;
+ cfg->gen_seq_points = debug_options.gen_seq_points;
+ cfg->explicit_null_checks = debug_options.explicit_null_checks;
+ if (try_generic_shared)
+ cfg->generic_sharing_context = (MonoGenericSharingContext*)&cfg->generic_sharing_context;
+ cfg->compile_llvm = try_llvm;
+ cfg->token_info_hash = g_hash_table_new (NULL, NULL);
+
+ if (cfg->gen_seq_points)
+ cfg->seq_points = g_ptr_array_new ();
+
+ if (cfg->compile_aot && !try_generic_shared && (method->is_generic || method->klass->generic_container)) {
+ cfg->exception_type = MONO_EXCEPTION_GENERIC_SHARING_FAILED;
+ return cfg;
+ }
+
+ if (cfg->generic_sharing_context) {
+ method_to_register = method_to_compile;
+ } else {
+ g_assert (method == method_to_compile);
+ method_to_register = method;
+ }
+ cfg->method_to_register = method_to_register;
+
+ if (cfg->compile_llvm) {
+ /* No way to obtain the location info for 'this' */
+ if (try_generic_shared) {
+ cfg->exception_message = g_strdup ("gshared");
+ cfg->disable_llvm = TRUE;
+ }
+
+ if (cfg->method->save_lmf) {
+ cfg->exception_message = g_strdup ("lmf");
+ cfg->disable_llvm = TRUE;
+ }
+
+ /* FIXME: */
+ if (cfg->method->dynamic) {
+ cfg->exception_message = g_strdup ("dynamic.");
+ cfg->disable_llvm = TRUE;
+ }
+ }
+
+ mono_error_init (&err);
+ sig = mono_method_signature_checked (cfg->method, &err);
+ if (!sig) {
+ cfg->exception_type = MONO_EXCEPTION_TYPE_LOAD;
+ cfg->exception_message = g_strdup (mono_error_get_message (&err));
+ mono_error_cleanup (&err);
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ return cfg;
+ }
+
+ header = cfg->header;
+ if (!header) {
+ MonoLoaderError *error;
+
+ if ((error = mono_loader_get_last_error ())) {
+ cfg->exception_type = error->exception_type;
+ } else {
+ cfg->exception_type = MONO_EXCEPTION_INVALID_PROGRAM;
+ cfg->exception_message = g_strdup_printf ("Missing or incorrect header for method %s", cfg->method->name);
+ }
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ return cfg;
+ }
+
+ if (header->clauses) {
+ /*
+ * FIXME: LLLVM 2.6/SVN no longer seems to generate correct exception info
+ * for JITted code.
+ */
+ cfg->exception_message = g_strdup ("clauses");
+ cfg->disable_llvm = TRUE;
+ }
+
+#ifdef ENABLE_LLVM
+ {
+ static gboolean inited;
+
+ if (!inited) {
+ mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &methods_with_llvm);
+ mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &methods_without_llvm);
+ inited = TRUE;
+ }
+
+ /*
+ * Check for methods which cannot be compiled by LLVM early, to avoid
+ * the extra compilation pass.
+ */
+ if (COMPILE_LLVM (cfg) && cfg->disable_llvm) {
+ if (cfg->verbose_level >= 1) {
+ //nm = mono_method_full_name (cfg->method, TRUE);
+ printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);
+ //g_free (nm);
+ }
+ InterlockedIncrement (&methods_without_llvm);
+ mono_destroy_compile (cfg);
+ try_llvm = FALSE;
+ goto restart_compile;
+ }
+ }
+#endif
+
+ /* The debugger has no liveness information, so avoid sharing registers/stack slots */
+ if (mono_debug_using_mono_debugger () || debug_options.mdb_optimizations) {
+ cfg->disable_reuse_registers = TRUE;
+ cfg->disable_reuse_stack_slots = TRUE;
+ /*
+ * This decreases the change the debugger will read registers/stack slots which are
+ * not yet initialized.
+ */
+ cfg->disable_initlocals_opt = TRUE;
+
+ cfg->extend_live_ranges = TRUE;
+
+ /* Temporarily disable this when running in the debugger until we have support
+ * for this in the debugger. */
+ cfg->disable_omit_fp = TRUE;
+
+ /* The debugger needs all locals to be on the stack or in a global register */
+ cfg->disable_vreg_to_lvreg = TRUE;
+
+ /* Don't remove unused variables when running inside the debugger since the user
+ * may still want to view them. */
+ cfg->disable_deadce_vars = TRUE;
+
+ // cfg->opt |= MONO_OPT_SHARED;
+ cfg->opt &= ~MONO_OPT_DEADCE;
+ cfg->opt &= ~MONO_OPT_INLINE;
+ cfg->opt &= ~MONO_OPT_COPYPROP;
+ cfg->opt &= ~MONO_OPT_CONSPROP;
+ cfg->opt &= ~MONO_OPT_GSHARED;
+
+ /* This is needed for the soft debugger, which doesn't like code after the epilog */
+ cfg->disable_out_of_line_bblocks = TRUE;
+ }
+
+ if (mono_using_xdebug) {
+ /*
+ * Make each variable use its own register/stack slot and extend
+ * their liveness to cover the whole method, making them displayable
+ * in gdb even after they are dead.
+ */
+ cfg->disable_reuse_registers = TRUE;
+ cfg->disable_reuse_stack_slots = TRUE;
+ cfg->extend_live_ranges = TRUE;
+ cfg->compute_precise_live_ranges = TRUE;
+ }
+
+ mini_gc_init_gc_map (cfg);
+
+ if (COMPILE_LLVM (cfg)) {
+ cfg->opt |= MONO_OPT_ABCREM;
+ }
+
+ if (getenv ("MONO_VERBOSE_METHOD")) {
+ char *name = getenv ("MONO_VERBOSE_METHOD");
+
+ if ((strchr (name, '.') > name) || strchr (name, ':')) {
+ MonoMethodDesc *desc;
+
+ desc = mono_method_desc_new (name, TRUE);
+ if (mono_method_desc_full_match (desc, cfg->method)) {
+ cfg->verbose_level = 4;
+ }
+ mono_method_desc_free (desc);
+ } else {
+ if (strcmp (cfg->method->name, getenv ("MONO_VERBOSE_METHOD")) == 0)
+ cfg->verbose_level = 4;
+ }
+ }
+
+ ip = (guint8 *)header->code;
+
+ cfg->intvars = mono_mempool_alloc0 (cfg->mempool, sizeof (guint16) * STACK_MAX * header->max_stack);
+
+ if (cfg->verbose_level > 0) {
+ if (COMPILE_LLVM (cfg))
+ g_print ("converting llvm method %s\n", mono_method_full_name (method, TRUE));
+ else if (cfg->generic_sharing_context)
+ g_print ("converting shared method %s\n", mono_method_full_name (method_to_compile, TRUE));
+ else
+ g_print ("converting method %s\n", mono_method_full_name (method, TRUE));
+ }
+
+ if (cfg->opt & (MONO_OPT_ABCREM | MONO_OPT_SSAPRE))
+ cfg->opt |= MONO_OPT_SSA;
+
+ /*
+ if ((cfg->method->klass->image != mono_defaults.corlib) || (strstr (cfg->method->klass->name, "StackOverflowException") && strstr (cfg->method->name, ".ctor")) || (strstr (cfg->method->klass->name, "OutOfMemoryException") && strstr (cfg->method->name, ".ctor")))
+ cfg->globalra = TRUE;
+ */
+
+ //cfg->globalra = TRUE;
+
+ //if (!strcmp (cfg->method->klass->name, "Tests") && !cfg->method->wrapper_type)
+ // cfg->globalra = TRUE;
+
+ {
+ static int count = 0;
+ count ++;
+
+ /*
+ if (getenv ("COUNT2")) {
+ cfg->globalra = TRUE;
+ if (count == atoi (getenv ("COUNT2")))
+ printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
+ if (count > atoi (getenv ("COUNT2")))
+ cfg->globalra = FALSE;
+ }
+ */
+ }
+
+ if (header->clauses)
+ cfg->globalra = FALSE;
+
+ if (cfg->method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED)
+ /* The code in the prolog clobbers caller saved registers */
+ cfg->globalra = FALSE;
+
+ // FIXME: Disable globalra in case of tracing/profiling
+
+ if (cfg->method->save_lmf)
+ /* The LMF saving code might clobber caller saved registers */
+ cfg->globalra = FALSE;
+
+ if (header->code_size > 5000)
+ // FIXME:
+ /* Too large bblocks could overflow the ins positions */
+ cfg->globalra = FALSE;
+
+ cfg->rs = mono_regstate_new ();
+ if (cfg->globalra)
+ cfg->rs->next_vreg = MONO_MAX_IREGS + MONO_MAX_FREGS;
+ cfg->next_vreg = cfg->rs->next_vreg;
+
+ /* FIXME: Fix SSA to handle branches inside bblocks */
+ if (cfg->opt & MONO_OPT_SSA)
+ cfg->enable_extended_bblocks = FALSE;
+
+ /*
+ * FIXME: This confuses liveness analysis because variables which are assigned after
+ * a branch inside a bblock become part of the kill set, even though the assignment
+ * might not get executed. This causes the optimize_initlocals pass to delete some
+ * assignments which are needed.
+ * Also, the mono_if_conversion pass needs to be modified to recognize the code
+ * created by this.
+ */
+ //cfg->enable_extended_bblocks = TRUE;
+
+ /*We must verify the method before doing any IR generation as mono_compile_create_vars can assert.*/
+ if (mono_compile_is_broken (cfg))
+ return cfg;
+
+ /*
+ * create MonoInst* which represents arguments and local variables
+ */
+ mono_compile_create_vars (cfg);
+
+ /* SSAPRE is not supported on linear IR */
+ cfg->opt &= ~MONO_OPT_SSAPRE;
+
+ i = mono_method_to_ir (cfg, method_to_compile, NULL, NULL, NULL, NULL, NULL, 0, FALSE);
+
+ if (i < 0) {
+ if (try_generic_shared && cfg->exception_type == MONO_EXCEPTION_GENERIC_SHARING_FAILED) {
+ if (compile_aot) {
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ return cfg;
+ }
+ mono_destroy_compile (cfg);
+ try_generic_shared = FALSE;
+ goto restart_compile;
+ }
+ g_assert (cfg->exception_type != MONO_EXCEPTION_GENERIC_SHARING_FAILED);
+
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ /* cfg contains the details of the failure, so let the caller cleanup */
+ return cfg;
+ }
+
+ mono_jit_stats.basic_blocks += cfg->num_bblocks;
+ mono_jit_stats.max_basic_blocks = MAX (cfg->num_bblocks, mono_jit_stats.max_basic_blocks);
+
+ if (COMPILE_LLVM (cfg)) {
+ MonoInst *ins;
+
+ /* The IR has to be in SSA form for LLVM */
+ cfg->opt |= MONO_OPT_SSA;
+
+ // FIXME:
+ if (cfg->ret) {
+ // Allow SSA on the result value
+ cfg->ret->flags &= ~MONO_INST_VOLATILE;
+
+ // Add an explicit return instruction referencing the return value
+ MONO_INST_NEW (cfg, ins, OP_SETRET);
+ ins->sreg1 = cfg->ret->dreg;
+
+ MONO_ADD_INS (cfg->bb_exit, ins);
+ }
+
+ cfg->opt &= ~MONO_OPT_LINEARS;
+
+ /* FIXME: */
+ cfg->opt &= ~MONO_OPT_BRANCH;
+ }
+
+ /* todo: remove code when we have verified that the liveness for try/catch blocks
+ * works perfectly
+ */
+ /*
+ * Currently, this can't be commented out since exception blocks are not
+ * processed during liveness analysis.
+ * It is also needed, because otherwise the local optimization passes would
+ * delete assignments in cases like this:
+ * r1 <- 1
+ * <something which throws>
+ * r1 <- 2
+ * This also allows SSA to be run on methods containing exception clauses, since
+ * SSA will ignore variables marked VOLATILE.
+ */
+ mono_liveness_handle_exception_clauses (cfg);
+
+ /*g_print ("numblocks = %d\n", cfg->num_bblocks);*/
+
+ if (!COMPILE_LLVM (cfg))
+ mono_decompose_long_opts (cfg);
+
+ /* Should be done before branch opts */
+ if (cfg->opt & (MONO_OPT_CONSPROP | MONO_OPT_COPYPROP))
+ mono_local_cprop (cfg);
+
+ if (cfg->opt & MONO_OPT_BRANCH)
+ mono_optimize_branches (cfg);
+
+ /* This must be done _before_ global reg alloc and _after_ decompose */
+ mono_handle_global_vregs (cfg);
+ if (cfg->opt & MONO_OPT_DEADCE)
+ mono_local_deadce (cfg);
+ /* Disable this for LLVM to make the IR easier to handle */
+ if (!COMPILE_LLVM (cfg))
+ mono_if_conversion (cfg);
+
+ if ((cfg->opt & MONO_OPT_SSAPRE) || cfg->globalra)
+ mono_remove_critical_edges (cfg);
+
+ /* Depth-first ordering on basic blocks */
+ cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
+
+ cfg->max_block_num = cfg->num_bblocks;
+
+ dfn = 0;
+ df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
+ if (cfg->num_bblocks != dfn + 1) {
+ MonoBasicBlock *bb;
+
+ cfg->num_bblocks = dfn + 1;
+
+ /* remove unreachable code, because the code in them may be
+ * inconsistent (access to dead variables for example) */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ bb->flags &= ~BB_VISITED;
+ compute_reachable (cfg->bb_entry);
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ if (bb->flags & BB_EXCEPTION_HANDLER)
+ compute_reachable (bb);
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ if (!(bb->flags & BB_VISITED)) {
+ if (cfg->verbose_level > 1)
+ g_print ("found unreachable code in BB%d\n", bb->block_num);
+ bb->code = bb->last_ins = NULL;
+ while (bb->out_count)
+ mono_unlink_bblock (cfg, bb, bb->out_bb [0]);
+ }
+ }
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ bb->flags &= ~BB_VISITED;
+ }
+
+ if (((cfg->num_varinfo > 2000) || (cfg->num_bblocks > 1000)) && !cfg->compile_aot) {
+ /*
+ * we disable some optimizations if there are too many variables
+ * because JIT time may become too expensive. The actual number needs
+ * to be tweaked and eventually the non-linear algorithms should be fixed.
+ */
+ cfg->opt &= ~ (MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP);
+ cfg->disable_ssa = TRUE;
+ }
+
+ if (cfg->opt & MONO_OPT_LOOP) {
+ mono_compile_dominator_info (cfg, MONO_COMP_DOM | MONO_COMP_IDOM);
+ mono_compute_natural_loops (cfg);
+ }
+
+ /* after method_to_ir */
+ if (parts == 1) {
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+ return cfg;
+ }
+
+ /*
+ if (header->num_clauses)
+ cfg->disable_ssa = TRUE;
+ */
+
+//#define DEBUGSSA "logic_run"
+#define DEBUGSSA_CLASS "Tests"
+#ifdef DEBUGSSA
+
+ if (!cfg->disable_ssa) {
+ mono_local_cprop (cfg);
+
+#ifndef DISABLE_SSA
+ mono_ssa_compute (cfg);
+#endif
+ }
+#else
+ if (cfg->opt & MONO_OPT_SSA) {
+ if (!(cfg->comp_done & MONO_COMP_SSA) && !cfg->disable_ssa) {
+#ifndef DISABLE_SSA
+ mono_ssa_compute (cfg);
+#endif
+
+ if (cfg->verbose_level >= 2) {
+ print_dfn (cfg);
+ }
+ }
+ }
+#endif
+
+ /* after SSA translation */
+ if (parts == 2) {
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+ return cfg;
+ }
+
+ if ((cfg->opt & MONO_OPT_CONSPROP) || (cfg->opt & MONO_OPT_COPYPROP)) {
+ if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {
+#ifndef DISABLE_SSA
+ mono_ssa_cprop (cfg);
+#endif
+ }
+ }
+
+#ifndef DISABLE_SSA
+ if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {
+ //mono_ssa_strength_reduction (cfg);
+
+ if (cfg->opt & MONO_OPT_SSAPRE) {
+ mono_perform_ssapre (cfg);
+ //mono_local_cprop (cfg);
+ }
+
+ if (cfg->opt & MONO_OPT_DEADCE) {
+ mono_ssa_deadce (cfg);
+ deadce_has_run = TRUE;
+ }
+
+ if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))
+ mono_perform_abc_removal (cfg);
+
+ mono_ssa_remove (cfg);
+ mono_local_cprop (cfg);
+ mono_handle_global_vregs (cfg);
+ if (cfg->opt & MONO_OPT_DEADCE)
+ mono_local_deadce (cfg);
+
+ if (cfg->opt & MONO_OPT_BRANCH) {
+ MonoBasicBlock *bb;
+
+ mono_optimize_branches (cfg);
+
+ /* Have to recompute cfg->bblocks and bb->dfn */
+ if (cfg->globalra) {
+ mono_remove_critical_edges (cfg);
+
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ bb->dfn = 0;
+
+ /* Depth-first ordering on basic blocks */
+ cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
+
+ dfn = 0;
+ df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
+ cfg->num_bblocks = dfn + 1;
+ }
+ }
+ }
+#endif
+
+ if (cfg->comp_done & MONO_COMP_SSA && COMPILE_LLVM (cfg)) {
+ if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))
+ mono_perform_abc_removal (cfg);
+ }
+
+ /* after SSA removal */
+ if (parts == 3) {
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+ return cfg;
+ }
+
+#ifdef MONO_ARCH_SOFT_FLOAT
+ if (!COMPILE_LLVM (cfg))
+ mono_decompose_soft_float (cfg);
+#endif
+ if (!COMPILE_LLVM (cfg))
+ mono_decompose_vtype_opts (cfg);
+ if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
+ mono_decompose_array_access_opts (cfg);
+
+ if (cfg->got_var) {
+#ifndef MONO_ARCH_GOT_REG
+ GList *regs;
+#endif
+ int got_reg;
+
+ g_assert (cfg->got_var_allocated);
+
+ /*
+ * Allways allocate the GOT var to a register, because keeping it
+ * in memory will increase the number of live temporaries in some
+ * code created by inssel.brg, leading to the well known spills+
+ * branches problem. Testcase: mcs crash in
+ * System.MonoCustomAttrs:GetCustomAttributes.
+ */
+#ifdef MONO_ARCH_GOT_REG
+ got_reg = MONO_ARCH_GOT_REG;
+#else
+ regs = mono_arch_get_global_int_regs (cfg);
+ g_assert (regs);
+ got_reg = GPOINTER_TO_INT (regs->data);
+ g_list_free (regs);
+#endif
+ cfg->got_var->opcode = OP_REGVAR;
+ cfg->got_var->dreg = got_reg;
+ cfg->used_int_regs |= 1LL << cfg->got_var->dreg;
+ }
+
+ /*
+ * Have to call this again to process variables added since the first call.
+ */
+ mono_liveness_handle_exception_clauses (cfg);
+
+ if (cfg->globalra) {
+ MonoBasicBlock *bb;
+
+ /* Have to do this before regalloc since it can create vregs */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ mono_arch_lowering_pass (cfg, bb);
+
+ mono_global_regalloc (cfg);
+ }
+
+ if ((cfg->opt & MONO_OPT_LINEARS) && !cfg->globalra) {
+ GList *vars, *regs, *l;
+
+ /* fixme: maybe we can avoid to compute livenesss here if already computed ? */
+ cfg->comp_done &= ~MONO_COMP_LIVENESS;
+ if (!(cfg->comp_done & MONO_COMP_LIVENESS))
+ mono_analyze_liveness (cfg);
+
+ if ((vars = mono_arch_get_allocatable_int_vars (cfg))) {
+ regs = mono_arch_get_global_int_regs (cfg);
+ /* Remove the reg reserved for holding the GOT address */
+ if (cfg->got_var) {
+ for (l = regs; l; l = l->next) {
+ if (GPOINTER_TO_UINT (l->data) == cfg->got_var->dreg) {
+ regs = g_list_delete_link (regs, l);
+ break;
+ }
+ }
+ }
+ mono_linear_scan (cfg, vars, regs, &cfg->used_int_regs);
+ }
+ }
+
+ //mono_print_code (cfg, "");
+
+ //print_dfn (cfg);
+
+ /* variables are allocated after decompose, since decompose could create temps */
+ if (!cfg->globalra && !COMPILE_LLVM (cfg)) {
+ mono_arch_allocate_vars (cfg);
+ if (cfg->exception_type)
+ return cfg;
+ }
+
+ {
+ MonoBasicBlock *bb;
+ gboolean need_local_opts;
+
+ if (!cfg->globalra && !COMPILE_LLVM (cfg)) {
+ mono_spill_global_vars (cfg, &need_local_opts);
+
+ if (need_local_opts || cfg->compile_aot) {
+ /* To optimize code created by spill_global_vars */
+ mono_local_cprop (cfg);
+ if (cfg->opt & MONO_OPT_DEADCE)
+ mono_local_deadce (cfg);
+ }
+ }
+
+ /* Add branches between non-consecutive bblocks */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ if (bb->last_ins && MONO_IS_COND_BRANCH_OP (bb->last_ins) &&
+ bb->last_ins->inst_false_bb && bb->next_bb != bb->last_ins->inst_false_bb) {
+ /* we are careful when inverting, since bugs like #59580
+ * could show up when dealing with NaNs.
+ */
+ if (MONO_IS_COND_BRANCH_NOFP(bb->last_ins) && bb->next_bb == bb->last_ins->inst_true_bb) {
+ MonoBasicBlock *tmp = bb->last_ins->inst_true_bb;
+ bb->last_ins->inst_true_bb = bb->last_ins->inst_false_bb;
+ bb->last_ins->inst_false_bb = tmp;
+
+ bb->last_ins->opcode = mono_reverse_branch_op (bb->last_ins->opcode);
+ } else {
+ MonoInst *inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst));
+ inst->opcode = OP_BR;
+ inst->inst_target_bb = bb->last_ins->inst_false_bb;
+ mono_bblock_add_inst (bb, inst);
+ }
+ }
+ }
+
+ if (cfg->verbose_level >= 4 && !cfg->globalra) {
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ MonoInst *tree = bb->code;
+ g_print ("DUMP BLOCK %d:\n", bb->block_num);
+ if (!tree)
+ continue;
+ for (; tree; tree = tree->next) {
+ mono_print_ins_index (-1, tree);
+ }
+ }
+ }
+
+ /* FIXME: */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ bb->max_vreg = cfg->next_vreg;
+ }
+ }
+
+ if (COMPILE_LLVM (cfg)) {
+#ifdef ENABLE_LLVM
+ char *nm;
+
+ /* The IR has to be in SSA form for LLVM */
+ if (!(cfg->comp_done & MONO_COMP_SSA)) {
+ cfg->exception_message = g_strdup ("SSA disabled.");
+ cfg->disable_llvm = TRUE;
+ }
+
+ if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
+ mono_decompose_array_access_opts (cfg);
+
+ if (!cfg->disable_llvm)
+ mono_llvm_emit_method (cfg);
+ if (cfg->disable_llvm) {
+ if (cfg->verbose_level >= 1) {
+ //nm = mono_method_full_name (cfg->method, TRUE);
+ printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);
+ //g_free (nm);
+ }
+ InterlockedIncrement (&methods_without_llvm);
+ mono_destroy_compile (cfg);
+ try_llvm = FALSE;
+ goto restart_compile;
+ }
+
+ InterlockedIncrement (&methods_with_llvm);
+
+ if (cfg->verbose_level > 0 && !cfg->compile_aot) {
+ nm = mono_method_full_name (cfg->method, TRUE);
+ g_print ("LLVM Method %s emitted at %p to %p (code length %d) [%s]\n",
+ nm,
+ cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);
+ g_free (nm);
+ }
+#endif
+ } else {
+ mono_codegen (cfg);
+ }
+
+ if (cfg->verbose_level >= 2) {
+ char *id = mono_method_full_name (cfg->method, FALSE);
+ mono_disassemble_code (cfg, cfg->native_code, cfg->code_len, id + 3);
+ g_free (id);
+ }
+
+ cfg->jit_info = create_jit_info (cfg, method_to_compile);
+
+#ifdef MONO_ARCH_HAVE_LIVERANGE_OPS
+ if (cfg->extend_live_ranges) {
+ /* Extend live ranges to cover the whole method */
+ for (i = 0; i < cfg->num_varinfo; ++i)
+ MONO_VARINFO (cfg, i)->live_range_end = cfg->code_len;
+ }
+#endif
+
+ mono_save_xdebug_info (cfg);
+
+ mini_gc_create_gc_map (cfg);
+
+ mono_save_seq_point_info (cfg);
+
+ if (!cfg->compile_aot) {
+ mono_domain_lock (cfg->domain);
+ mono_jit_info_table_add (cfg->domain, cfg->jit_info);
+
+ if (cfg->method->dynamic)
+ mono_dynamic_code_hash_lookup (cfg->domain, cfg->method)->ji = cfg->jit_info;
+ mono_domain_unlock (cfg->domain);
+ }
+
+ /* collect statistics */
+ mono_perfcounters->jit_methods++;
+ mono_perfcounters->jit_bytes += header->code_size;
+ mono_jit_stats.allocated_code_size += cfg->code_len;
+ code_size_ratio = cfg->code_len;
+ if (code_size_ratio > mono_jit_stats.biggest_method_size && mono_jit_stats.enabled) {
+ mono_jit_stats.biggest_method_size = code_size_ratio;
+ g_free (mono_jit_stats.biggest_method);
+ mono_jit_stats.biggest_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
+ }
+ code_size_ratio = (code_size_ratio * 100) / header->code_size;
+ if (code_size_ratio > mono_jit_stats.max_code_size_ratio && mono_jit_stats.enabled) {
+ mono_jit_stats.max_code_size_ratio = code_size_ratio;
+ g_free (mono_jit_stats.max_ratio_method);
+ mono_jit_stats.max_ratio_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
+ }
+ mono_jit_stats.native_code_size += cfg->code_len;
+
+ if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+
+ return cfg;
+}
+
+#else
+
+MonoCompile*
+mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts)
+{
+ g_assert_not_reached ();
+ return NULL;
+}
+
+#endif /* DISABLE_JIT */
+
+MonoJitInfo*
+mono_domain_lookup_shared_generic (MonoDomain *domain, MonoMethod *method)
+{
+ static gboolean inited = FALSE;
+ static int lookups = 0;
+ static int failed_lookups = 0;
+ MonoJitInfo *ji;
+
+ ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, mini_get_shared_method (method));
+ if (ji && !ji->has_generic_jit_info)
+ ji = NULL;
+
+ if (!inited) {
+ mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
+ mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
+ inited = TRUE;
+ }
+
+ ++lookups;
+ if (!ji)
+ ++failed_lookups;
+
+ return ji;
+}
+
+/*
+ * LOCKING: Assumes domain->jit_code_hash_lock is held.
+ */
+static MonoJitInfo*
+lookup_method_inner (MonoDomain *domain, MonoMethod *method)
+{
+ MonoJitInfo *ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
+
+ if (ji)
+ return ji;
+
+ if (!mono_method_is_generic_sharable_impl (method, FALSE))
+ return NULL;
+ return mono_domain_lookup_shared_generic (domain, method);
+}
+
+static MonoJitInfo*
+lookup_method (MonoDomain *domain, MonoMethod *method)
+{
+ MonoJitInfo *info;
+
+ mono_loader_lock (); /*FIXME lookup_method_inner acquired it*/
+ mono_domain_jit_code_hash_lock (domain);
+ info = lookup_method_inner (domain, method);
+ mono_domain_jit_code_hash_unlock (domain);
+ mono_loader_unlock ();
+
+ return info;
+}
+
+#if ENABLE_JIT_MAP
+static FILE* perf_map_file = NULL;
+
+void
+mono_enable_jit_map (void)
+{
+ if (!perf_map_file) {
+ char name [64];
+ g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
+ unlink (name);
+ perf_map_file = fopen (name, "w");
+ }
+}
+
+void
+mono_emit_jit_tramp (void *start, int size, const char *desc)
+{
+ if (perf_map_file)
+ fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
+}
+
+void
+mono_emit_jit_map (MonoJitInfo *jinfo)
+{
+ if (perf_map_file) {
+ char *name = mono_method_full_name (jinfo->method, TRUE);
+ mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
+ g_free (name);
+ }
+}
+#endif
+
+static gpointer
+mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex)
+{
+ MonoCompile *cfg;
+ gpointer code = NULL;
+ MonoJitInfo *jinfo, *info;
+ MonoVTable *vtable;
+ MonoException *ex = NULL;
+ guint32 prof_options;
+
+#ifdef MONO_USE_AOT_COMPILER
+ if (opt & MONO_OPT_AOT) {
+ MonoDomain *domain = mono_domain_get ();
+
+ mono_class_init (method->klass);
+
+ if ((code = mono_aot_get_method (domain, method))) {
+ vtable = mono_class_vtable (domain, method->klass);
+ g_assert (vtable);
+ mono_runtime_class_init (vtable);
+
+ return code;
+ }
+ }
+#endif
+
+#ifndef DISABLE_JIT
+ if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
+ (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
+ MonoMethod *nm;
+ MonoMethodPInvoke* piinfo = (MonoMethodPInvoke *) method;
+
+ if (!piinfo->addr) {
+ if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
+ piinfo->addr = mono_lookup_internal_call (method);
+ else if (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)
+#ifdef HOST_WIN32
+ g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono in modules loaded from byte arrays. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
+#else
+ g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono on this platform. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
+#endif
+ else
+ mono_lookup_pinvoke_call (method, NULL, NULL);
+ }
+ nm = mono_marshal_get_native_wrapper (method, check_for_pending_exc, FALSE);
+ return mono_get_addr_from_ftnptr (mono_compile_method (nm));
+
+ //if (mono_debug_format != MONO_DEBUG_FORMAT_NONE)
+ //mono_debug_add_wrapper (method, nm);
+ } else if ((method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
+ const char *name = method->name;
+ MonoMethod *nm;
+
+ if (method->klass->parent == mono_defaults.multicastdelegate_class) {
+ if (*name == '.' && (strcmp (name, ".ctor") == 0)) {
+ MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_delegate_ctor");
+ g_assert (mi);
+ /*
+ * We need to make sure this wrapper
+ * is compiled because it might end up
+ * in an (M)RGCTX if generic sharing
+ * is enabled, and would be called
+ * indirectly. If it were a
+ * trampoline we'd try to patch that
+ * indirect call, which is not
+ * possible.
+ */
+ return mono_get_addr_from_ftnptr ((gpointer)mono_icall_get_wrapper_full (mi, TRUE));
+ } else if (*name == 'I' && (strcmp (name, "Invoke") == 0)) {
+#ifdef MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE
+ return mono_create_delegate_trampoline (method->klass);
+#else
+ nm = mono_marshal_get_delegate_invoke (method, NULL);
+ return mono_get_addr_from_ftnptr (mono_compile_method (nm));
+#endif
+ } else if (*name == 'B' && (strcmp (name, "BeginInvoke") == 0)) {
+ nm = mono_marshal_get_delegate_begin_invoke (method);
+ return mono_get_addr_from_ftnptr (mono_compile_method (nm));
+ } else if (*name == 'E' && (strcmp (name, "EndInvoke") == 0)) {
+ nm = mono_marshal_get_delegate_end_invoke (method);
+ return mono_get_addr_from_ftnptr (mono_compile_method (nm));
+ }
+ }
+ return NULL;
+ }
+#endif
+
+ if (mono_aot_only) {
+ char *fullname = mono_method_full_name (method, TRUE);
+ char *msg = g_strdup_printf ("Attempting to JIT compile method '%s' while running with --aot-only.\n", fullname);
+
+ *jit_ex = mono_get_exception_execution_engine (msg);
+ g_free (fullname);
+ g_free (msg);
+
+ return NULL;
+ }
+
+ cfg = mini_method_compile (method, opt, target_domain, TRUE, FALSE, 0);
+
+ switch (cfg->exception_type) {
+ case MONO_EXCEPTION_NONE:
+ break;
+ case MONO_EXCEPTION_TYPE_LOAD:
+ case MONO_EXCEPTION_MISSING_FIELD:
+ case MONO_EXCEPTION_MISSING_METHOD:
+ case MONO_EXCEPTION_FILE_NOT_FOUND:
+ case MONO_EXCEPTION_BAD_IMAGE: {
+ /* Throw a type load exception if needed */
+ MonoLoaderError *error = mono_loader_get_last_error ();
+
+ if (error) {
+ ex = mono_loader_error_prepare_exception (error);
+ } else {
+ if (cfg->exception_ptr) {
+ ex = mono_class_get_exception_for_failure (cfg->exception_ptr);
+ } else {
+ if (cfg->exception_type == MONO_EXCEPTION_MISSING_FIELD)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingFieldException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_MISSING_METHOD)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingMethodException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_TYPE_LOAD)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "TypeLoadException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_FILE_NOT_FOUND)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FileNotFoundException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_BAD_IMAGE)
+ ex = mono_get_exception_bad_image_format (cfg->exception_message);
+ else
+ g_assert_not_reached ();
+ }
+ }
+ break;
+ }
+ case MONO_EXCEPTION_INVALID_PROGRAM:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", cfg->exception_message);
+ break;
+ case MONO_EXCEPTION_UNVERIFIABLE_IL:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", cfg->exception_message);
+ break;
+ case MONO_EXCEPTION_METHOD_ACCESS:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MethodAccessException", cfg->exception_message);
+ break;
+ case MONO_EXCEPTION_FIELD_ACCESS:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FieldAccessException", cfg->exception_message);
+ break;
+ /* this can only be set if the security manager is active */
+ case MONO_EXCEPTION_SECURITY_LINKDEMAND: {
+ MonoSecurityManager* secman = mono_security_manager_get_methods ();
+ MonoObject *exc = NULL;
+ gpointer args [2];
+
+ args [0] = &cfg->exception_data;
+ args [1] = &method;
+ mono_runtime_invoke (secman->linkdemandsecurityexception, NULL, args, &exc);
+
+ ex = (MonoException*)exc;
+ break;
+ }
+ case MONO_EXCEPTION_OBJECT_SUPPLIED: {
+ MonoException *exp = cfg->exception_ptr;
+ MONO_GC_UNREGISTER_ROOT (cfg->exception_ptr);
+
+ ex = exp;
+ break;
+ }
+ default:
+ g_assert_not_reached ();
+ }
+
+ if (ex) {
+ if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
+ mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
+
+ mono_destroy_compile (cfg);
+ *jit_ex = ex;
+
+ return NULL;
+ }
+
+ mono_loader_lock (); /*FIXME lookup_method_inner requires the loader lock*/
+ mono_domain_lock (target_domain);
+
+ /* Check if some other thread already did the job. In this case, we can
+ discard the code this thread generated. */
+
+ mono_domain_jit_code_hash_lock (target_domain);
+
+ info = lookup_method_inner (target_domain, method);
+ if (info) {
+ /* We can't use a domain specific method in another domain */
+ if ((target_domain == mono_domain_get ()) || info->domain_neutral) {
+ code = info->code_start;
+// printf("Discarding code for method %s\n", method->name);
+ }
+ }
+
+ if (code == NULL) {
+ mono_internal_hash_table_insert (&target_domain->jit_code_hash, cfg->jit_info->method, cfg->jit_info);
+ mono_domain_jit_code_hash_unlock (target_domain);
+ code = cfg->native_code;
+
+ if (cfg->generic_sharing_context && mono_method_is_generic_sharable_impl (method, FALSE))
+ mono_stats.generics_shared_methods++;
+ } else {
+ mono_domain_jit_code_hash_unlock (target_domain);
+ }
+
+ jinfo = cfg->jit_info;
+
+ prof_options = cfg->prof_options;
+
+ mono_destroy_compile (cfg);
+
+#ifndef DISABLE_JIT
+ if (domain_jit_info (target_domain)->jump_target_hash) {
+ MonoJumpInfo patch_info;
+ GSList *list, *tmp;
+ list = g_hash_table_lookup (domain_jit_info (target_domain)->jump_target_hash, method);
+ if (list) {
+ patch_info.next = NULL;
+ patch_info.ip.i = 0;
+ patch_info.type = MONO_PATCH_INFO_METHOD_JUMP;
+ patch_info.data.method = method;
+ g_hash_table_remove (domain_jit_info (target_domain)->jump_target_hash, method);
+ }
+ for (tmp = list; tmp; tmp = tmp->next)
+ mono_arch_patch_code (NULL, target_domain, tmp->data, &patch_info, TRUE);
+ g_slist_free (list);
+ }
+
+ mono_emit_jit_map (jinfo);
+#endif
+ mono_domain_unlock (target_domain);
+ mono_loader_unlock ();
+
+ vtable = mono_class_vtable (target_domain, method->klass);
+ if (!vtable) {
+ MonoException *exc;
+ exc = mono_class_get_exception_for_failure (method->klass);
+ g_assert (exc);
+ mono_raise_exception (exc);
+ }
+
+ if (prof_options & MONO_PROFILE_JIT_COMPILATION) {
+ if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) {
+ if (mono_marshal_method_from_wrapper (method)) {
+ /* Native func wrappers have no method */
+ /* The profiler doesn't know about wrappers, so pass the original icall method */
+ mono_profiler_method_end_jit (mono_marshal_method_from_wrapper (method), jinfo, MONO_PROFILE_OK);
+ }
+ } else {
+ mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
+ }
+ }
+
+ mono_runtime_class_init (vtable);
+ return code;
+}
+
+static gpointer
+mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex)
+{
+ MonoDomain *target_domain, *domain = mono_domain_get ();
+ MonoJitInfo *info;
+ gpointer code, p;
+ MonoJitICallInfo *callinfo = NULL;
+
+ /*
+ * ICALL wrappers are handled specially, since there is only one copy of them
+ * shared by all appdomains.
+ */
+ if ((method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) && (strstr (method->name, "__icall_wrapper_") == method->name)) {
+ const char *icall_name;
+
+ icall_name = method->name + strlen ("__icall_wrapper_");
+ g_assert (icall_name);
+ callinfo = mono_find_jit_icall_by_name (icall_name);
+ g_assert (callinfo);
+
+ /* Must be domain neutral since there is only one copy */
+ opt |= MONO_OPT_SHARED;
+ }
+
+ if (opt & MONO_OPT_SHARED)
+ target_domain = mono_get_root_domain ();
+ else
+ target_domain = domain;
+
+ info = lookup_method (target_domain, method);
+ if (info) {
+ /* We can't use a domain specific method in another domain */
+ if (! ((domain != target_domain) && !info->domain_neutral)) {
+ MonoVTable *vtable;
+
+ mono_jit_stats.methods_lookups++;
+ vtable = mono_class_vtable (domain, method->klass);
+ g_assert (vtable);
+ mono_runtime_class_init (vtable);
+ return mono_create_ftnptr (target_domain, info->code_start);
+ }
+ }
+
+ code = mono_jit_compile_method_inner (method, target_domain, opt, ex);
+ if (!code)
+ return NULL;
+
+ p = mono_create_ftnptr (target_domain, code);
+
+ if (callinfo) {
+ mono_jit_lock ();
+ if (!callinfo->wrapper) {
+ callinfo->wrapper = p;
+ mono_register_jit_icall_wrapper (callinfo, p);
+ mono_debug_add_icall_wrapper (method, callinfo);
+ }
+ mono_jit_unlock ();
+ }
+
+ return p;
+}
+
+gpointer
+mono_jit_compile_method (MonoMethod *method)
+{
+ MonoException *ex = NULL;
+ gpointer code;
+
+ code = mono_jit_compile_method_with_opt (method, default_opt, &ex);
+ if (!code) {
+ g_assert (ex);
+ mono_raise_exception (ex);
+ }
+
+ return code;
+}
+
+#ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
+static void
+invalidated_delegate_trampoline (char *desc)
+{
+ g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
+ "See http://www.go-mono.com/delegate.html for an explanation and ways to fix this.",
+ desc);
+}
+#endif
+
+/*
+ * mono_jit_free_method:
+ *
+ * Free all memory allocated by the JIT for METHOD.
+ */
+static void
+mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
+{
+ MonoJitDynamicMethodInfo *ji;
+ gboolean destroy = TRUE;
+
+ g_assert (method->dynamic);
+
+ mono_domain_lock (domain);
+ ji = mono_dynamic_code_hash_lookup (domain, method);
+ mono_domain_unlock (domain);
+
+ if (!ji)
+ return;
+ mono_domain_lock (domain);
+ g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
+ mono_internal_hash_table_remove (&domain->jit_code_hash, method);
+ g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
+ g_hash_table_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
+ mono_domain_unlock (domain);
+
+#ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
+ if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
+ /*
+ * Instead of freeing the code, change it to call an error routine
+ * so people can fix their code.
+ */
+ char *type = mono_type_full_name (&method->klass->byval_arg);
+ char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
+
+ g_free (type);
+ mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
+ destroy = FALSE;
+ }
+#endif
+
+ /*
+ * This needs to be done before freeing code_mp, since the code address is the
+ * key in the table, so if we free the code_mp first, another thread can grab the
+ * same code address and replace our entry in the table.
+ */
+ mono_jit_info_table_remove (domain, ji->ji);
+
+ if (destroy)
+ mono_code_manager_destroy (ji->code_mp);
+ g_free (ji);
+}
+
+gpointer
+mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
+{
+ MonoDomain *target_domain;
+ MonoJitInfo *info;
+
+ if (default_opt & MONO_OPT_SHARED)
+ target_domain = mono_get_root_domain ();
+ else
+ target_domain = domain;
+
+ info = lookup_method (target_domain, method);
+ if (info) {
+ /* We can't use a domain specific method in another domain */
+ if (! ((domain != target_domain) && !info->domain_neutral)) {
+ mono_jit_stats.methods_lookups++;
+ if (ji)
+ *ji = info;
+ return info->code_start;
+ }
+ }
+
+ if (ji)
+ *ji = NULL;
+ return NULL;
+}
+
+gpointer
+mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
+{
+ return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
+}
+
+typedef struct {
+ MonoMethod *method;
+ gpointer compiled_method;
+ gpointer runtime_invoke;
+ MonoVTable *vtable;
+ MonoDynCallInfo *dyn_call_info;
+ MonoClass *ret_box_class;
+} RuntimeInvokeInfo;
+
+/**
+ * mono_jit_runtime_invoke:
+ * @method: the method to invoke
+ * @obj: this pointer
+ * @params: array of parameter values.
+ * @exc: used to catch exceptions objects
+ */
+static MonoObject*
+mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc)
+{
+ MonoMethod *invoke;
+ MonoObject *(*runtime_invoke) (MonoObject *this, void **params, MonoObject **exc, void* compiled_method);
+ MonoDomain *domain = mono_domain_get ();
+ MonoJitDomainInfo *domain_info;
+ RuntimeInvokeInfo *info, *info2;
+
+ if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
+ g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
+ return NULL;
+ }
+
+ domain_info = domain_jit_info (domain);
+
+ mono_domain_lock (domain);
+ info = g_hash_table_lookup (domain_info->runtime_invoke_hash, method);
+ mono_domain_unlock (domain);
+
+ if (!info) {
+ if (mono_security_get_mode () == MONO_SECURITY_MODE_CORE_CLR) {
+ /*
+ * This might be redundant since mono_class_vtable () already does this,
+ * but keep it just in case for moonlight.
+ */
+ mono_class_setup_vtable (method->klass);
+ if (method->klass->exception_type != MONO_EXCEPTION_NONE) {
+ if (exc)
+ *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
+ else
+ mono_raise_exception (mono_class_get_exception_for_failure (method->klass));
+ return NULL;
+ }
+ }
+
+ info = g_new0 (RuntimeInvokeInfo, 1);
+
+ invoke = mono_marshal_get_runtime_invoke (method, FALSE);
+ info->vtable = mono_class_vtable_full (domain, method->klass, TRUE);
+ g_assert (info->vtable);
+
+ if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
+ (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
+ /*
+ * Array Get/Set/Address methods. The JIT implements them using inline code
+ * inside the runtime invoke wrappers, so no need to compile them.
+ */
+ info->compiled_method = NULL;
+ } else {
+ MonoException *jit_ex = NULL;
+
+ info->compiled_method = mono_jit_compile_method_with_opt (method, default_opt, &jit_ex);
+ if (!info->compiled_method) {
+ g_free (info);
+ g_assert (jit_ex);
+ if (exc) {
+ *exc = (MonoObject*)jit_ex;
+ return NULL;
+ } else {
+ mono_raise_exception (jit_ex);
+ }
+ }
+
+ if (mono_method_needs_static_rgctx_invoke (method, FALSE))
+ info->compiled_method = mono_create_static_rgctx_trampoline (method, info->compiled_method);
+ }
+
+ /*
+ * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
+ * in full-aot mode, so we use a slower, but more generic wrapper if
+ * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
+ */
+#ifdef MONO_ARCH_DYN_CALL_SUPPORTED
+ if (mono_aot_only || debug_options.dyn_runtime_invoke) {
+ MonoMethodSignature *sig = mono_method_signature (method);
+ gboolean supported = TRUE;
+ int i;
+
+ if (method->string_ctor)
+ sig = mono_marshal_get_string_ctor_signature (method);
+
+ for (i = 0; i < sig->param_count; ++i) {
+ MonoType *t = sig->params [i];
+
+ if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
+ supported = FALSE;
+ }
+
+ if (method->klass->contextbound || !info->compiled_method)
+ supported = FALSE;
+
+ if (supported)
+ info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
+
+ if (info->dyn_call_info) {
+ switch (sig->ret->type) {
+ case MONO_TYPE_VOID:
+ break;
+ case MONO_TYPE_I1:
+ case MONO_TYPE_U1:
+ case MONO_TYPE_I2:
+ case MONO_TYPE_U2:
+ case MONO_TYPE_I4:
+ case MONO_TYPE_U4:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
+ case MONO_TYPE_I8:
+ case MONO_TYPE_U8:
+ case MONO_TYPE_BOOLEAN:
+ case MONO_TYPE_CHAR:
+ case MONO_TYPE_R4:
+ case MONO_TYPE_R8:
+ info->ret_box_class = mono_class_from_mono_type (sig->ret);
+ break;
+ case MONO_TYPE_PTR:
+ info->ret_box_class = mono_defaults.int_class;
+ break;
+ case MONO_TYPE_STRING:
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_OBJECT:
+ break;
+ case MONO_TYPE_GENERICINST:
+ if (!MONO_TYPE_IS_REFERENCE (sig->ret))
+ info->ret_box_class = mono_class_from_mono_type (sig->ret);
+ break;
+ case MONO_TYPE_VALUETYPE:
+ info->ret_box_class = mono_class_from_mono_type (sig->ret);
+ break;
+ default:
+ g_assert_not_reached ();
+ break;
+ }
+ }
+ }
+#endif
+
+ if (!info->dyn_call_info)
+ info->runtime_invoke = mono_jit_compile_method (invoke);
+
+ mono_domain_lock (domain);
+ info2 = g_hash_table_lookup (domain_info->runtime_invoke_hash, method);
+ if (info2) {
+ g_free (info);
+ info = info2;
+ } else {
+ g_hash_table_insert (domain_info->runtime_invoke_hash, method, info);
+ }
+ mono_domain_unlock (domain);
+ }
+
+ runtime_invoke = info->runtime_invoke;
+
+ /*
+ * We need this here because mono_marshal_get_runtime_invoke can place
+ * the helper method in System.Object and not the target class.
+ */
+ mono_runtime_class_init (info->vtable);
+
+#ifdef MONO_ARCH_DYN_CALL_SUPPORTED
+ if (info->dyn_call_info) {
+ MonoMethodSignature *sig = mono_method_signature (method);
+ gpointer *args;
+ static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
+ int i, pindex;
+ guint8 buf [128];
+ guint8 retval [128];
+
+ if (!dyn_runtime_invoke) {
+ invoke = mono_marshal_get_runtime_invoke_dynamic ();
+ dyn_runtime_invoke = mono_jit_compile_method (invoke);
+ }
+
+ /* Convert the arguments to the format expected by start_dyn_call () */
+ args = g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
+ pindex = 0;
+ if (sig->hasthis)
+ args [pindex ++] = &obj;
+ for (i = 0; i < sig->param_count; ++i) {
+ MonoType *t = sig->params [i];
+
+ if (t->byref) {
+ args [pindex ++] = ¶ms [i];
+ } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
+ args [pindex ++] = ¶ms [i];
+ } else {
+ args [pindex ++] = params [i];
+ }
+ }
+
+ //printf ("M: %s\n", mono_method_full_name (method, TRUE));
+
+ mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
+
+ dyn_runtime_invoke (buf, exc, info->compiled_method);
+
+ mono_arch_finish_dyn_call (info->dyn_call_info, buf);
+
+ if (info->ret_box_class)
+ return mono_value_box (domain, info->ret_box_class, retval);
+ else
+ return *(MonoObject**)retval;
+ }
+#endif
+
+ return runtime_invoke (obj, params, exc, info->compiled_method);
+}
+
+void
+SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler)
+{
+ MonoException *exc = NULL;
+ MonoJitInfo *ji;
+#if !(defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32))
+ void *info = NULL;
+#endif
+ GET_CONTEXT;
+
+ ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));
+
+#if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
+ if (mono_arch_is_int_overflow (ctx, info))
+ exc = mono_get_exception_arithmetic ();
+ else
+ exc = mono_get_exception_divide_by_zero ();
+#else
+ exc = mono_get_exception_divide_by_zero ();
+#endif
+
+ if (!ji) {
+ if (mono_chain_signal (SIG_HANDLER_PARAMS))
+ return;
+
+ mono_handle_native_sigsegv (SIGSEGV, ctx);
+ }
+
+ mono_arch_handle_exception (ctx, exc, FALSE);
+}
+
+void
+SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler)
+{
+ MonoException *exc;
+ GET_CONTEXT;
+
+ exc = mono_get_exception_execution_engine ("SIGILL");
+
+ mono_arch_handle_exception (ctx, exc, FALSE);
+}
+
+#if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
+#define HAVE_SIG_INFO
+#endif
+
+void
+SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler)
+{
+ MonoJitInfo *ji;
+ MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id);
+
+ GET_CONTEXT;
+
+#if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
+ if (mono_arch_is_single_step_event (info, ctx)) {
+ mono_debugger_agent_single_step_event (ctx);
+ return;
+ } else if (mono_arch_is_breakpoint_event (info, ctx)) {
+ mono_debugger_agent_breakpoint_hit (ctx);
+ return;
+ }
+#endif
+
+#if !defined(HOST_WIN32) && defined(HAVE_SIG_INFO)
+ if (mono_aot_is_pagefault (info->si_addr)) {
+ mono_aot_handle_pagefault (info->si_addr);
+ return;
+ }
+#endif
+
+ /* The thread might no be registered with the runtime */
+ if (!mono_domain_get () || !jit_tls) {
+ if (mono_chain_signal (SIG_HANDLER_PARAMS))
+ return;
+ mono_handle_native_sigsegv (SIGSEGV, ctx);
+ }
+
+ ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));
+
+#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
+ if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr))
+ return;
+
+ /* The hard-guard page has been hit: there is not much we can do anymore
+ * Print a hopefully clear message and abort.
+ */
+ if (jit_tls->stack_size &&
+ ABS ((guint8*)info->si_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 32768) {
+ const char *method;
+ /* we don't do much now, but we can warn the user with a useful message */
+ fprintf (stderr, "Stack overflow: IP: %p, fault addr: %p\n", mono_arch_ip_from_context (ctx), (gpointer)info->si_addr);
+ if (ji && ji->method)
+ method = mono_method_full_name (ji->method, TRUE);
+ else
+ method = "Unmanaged";
+ fprintf (stderr, "At %s\n", method);
+ _exit (1);
+ } else {
+ /* The original handler might not like that it is executed on an altstack... */
+ if (!ji && mono_chain_signal (SIG_HANDLER_PARAMS))
+ return;
+
+ mono_arch_handle_altstack_exception (ctx, info->si_addr, FALSE);
+ }
+#else
+
+ if (!ji) {
+ if (mono_chain_signal (SIG_HANDLER_PARAMS))
+ return;
+
+ mono_handle_native_sigsegv (SIGSEGV, ctx);
+ }
+
+ mono_arch_handle_exception (ctx, NULL, FALSE);
+#endif
+}
+
+void
+SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler)
+{
+ MonoException *exc;
+ GET_CONTEXT;
+
+ exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
+
+ mono_arch_handle_exception (ctx, exc, FALSE);
+}
+
+/* mono_jit_create_remoting_trampoline:
+ * @method: pointer to the method info
+ *
+ * Creates a trampoline which calls the remoting functions. This
+ * is used in the vtable of transparent proxies.
+ *
+ * Returns: a pointer to the newly created code
+ */
+static gpointer
+mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target)
+{
+ MonoMethod *nm;
+ guint8 *addr = NULL;
+
+ if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
+ return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
+ domain, NULL);
+ }
+
+ if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
+ (mono_method_signature (method)->hasthis && (method->klass->marshalbyref || method->klass == mono_defaults.object_class))) {
+ nm = mono_marshal_get_remoting_invoke_for_target (method, target);
+ addr = mono_compile_method (nm);
+ } else {
+ addr = mono_compile_method (method);
+ }
+ return mono_get_addr_from_ftnptr (addr);
+}
+
+#ifdef MONO_ARCH_HAVE_IMT
+static G_GNUC_UNUSED gpointer
+mini_get_imt_trampoline (void)
+{
+ static gpointer tramp = NULL;
+ if (!tramp)
+ tramp = mono_create_specific_trampoline (MONO_FAKE_IMT_METHOD, MONO_TRAMPOLINE_JIT, mono_get_root_domain (), NULL);
+ return tramp;
+}
+#endif
+
+gpointer
+mini_get_vtable_trampoline (int slot_index)
+{
+ static gpointer tramp = NULL;
+
+ if (!tramp)
+ tramp = mono_create_specific_trampoline (MONO_FAKE_VTABLE_METHOD, MONO_TRAMPOLINE_JIT, mono_get_root_domain (), NULL);
+ return tramp;
+}
+
+static void
+mini_parse_debug_options (void)
+{
+ char *options = getenv ("MONO_DEBUG");
+ gchar **args, **ptr;
+
+ if (!options)
+ return;
+
+ args = g_strsplit (options, ",", -1);
+
+ for (ptr = args; ptr && *ptr; ptr++) {
+ const char *arg = *ptr;
+
+ if (!strcmp (arg, "handle-sigint"))
+ debug_options.handle_sigint = TRUE;
+ else if (!strcmp (arg, "keep-delegates"))
+ debug_options.keep_delegates = TRUE;
+ else if (!strcmp (arg, "collect-pagefault-stats"))
+ debug_options.collect_pagefault_stats = TRUE;
+ else if (!strcmp (arg, "break-on-unverified"))
+ debug_options.break_on_unverified = TRUE;
+ else if (!strcmp (arg, "no-gdb-backtrace"))
+ debug_options.no_gdb_backtrace = TRUE;
+ else if (!strcmp (arg, "suspend-on-sigsegv"))
+ debug_options.suspend_on_sigsegv = TRUE;
+ else if (!strcmp (arg, "dont-free-domains"))
+ mono_dont_free_domains = TRUE;
+ else if (!strcmp (arg, "dyn-runtime-invoke"))
+ debug_options.dyn_runtime_invoke = TRUE;
+ else if (!strcmp (arg, "gdb"))
+ debug_options.gdb = TRUE;
+ else if (!strcmp (arg, "explicit-null-checks"))
+ debug_options.explicit_null_checks = TRUE;
+ else if (!strcmp (arg, "gen-seq-points"))
+ debug_options.gen_seq_points = TRUE;
+ else if (!strcmp (arg, "init-stacks"))
+ debug_options.init_stacks = TRUE;
+ else {
+ fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
+ fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'dont-free-domains', 'suspend-on-sigsegv', 'dyn-runtime-invoke', 'gdb', 'explicit-null-checks', 'init-stacks'\n");
+ exit (1);
+ }
+ }
+
+ g_strfreev (args);
+}
+
+MonoDebugOptions *
+mini_get_debug_options (void)
+{
+ return &debug_options;
+}
+
+static gpointer
+mini_create_ftnptr (MonoDomain *domain, gpointer addr)
+{
+#ifdef __ia64__
+ gpointer *desc;
+
+ desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
+
+ desc [0] = addr;
+ desc [1] = NULL;
+
+ return desc;
+#elif defined(__ppc64__) || defined(__powerpc64__)
+ gpointer *desc;
+
+ desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
+
+ desc [0] = addr;
+ desc [1] = NULL;
+ desc [2] = NULL;
+
+ return desc;
+#else
+ return addr;
+#endif
+}
+
+static gpointer
+mini_get_addr_from_ftnptr (gpointer descr)
+{
+#if defined(__ia64__) || defined(__ppc64__) || defined(__powerpc64__)
+ return *(gpointer*)descr;
+#else
+ return descr;
+#endif
+}
+
+static void runtime_invoke_info_free (gpointer value);
+
+static void
+mini_create_jit_domain_info (MonoDomain *domain)
+{
+ MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
+
+ info->class_init_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ info->delegate_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ info->runtime_invoke_hash = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
+ info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, g_free);
+ info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
+
+ domain->runtime_info = info;
+}
+
+static void
+delete_jump_list (gpointer key, gpointer value, gpointer user_data)
+{
+ g_slist_free (value);
+}
+
+static void
+dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
+{
+ MonoJitDynamicMethodInfo *di = value;
+ mono_code_manager_destroy (di->code_mp);
+ g_free (di);
+}
+
+static void
+runtime_invoke_info_free (gpointer value)
+{
+ RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
+
+#ifdef MONO_ARCH_DYN_CALL_SUPPORTED
+ if (info->dyn_call_info)
+ mono_arch_dyn_call_free (info->dyn_call_info);
+#endif
+ g_free (info);
+}
+
+static void
+mini_free_jit_domain_info (MonoDomain *domain)
+{
+ MonoJitDomainInfo *info = domain_jit_info (domain);
+
+ if (info->jump_target_hash) {
+ g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
+ g_hash_table_destroy (info->jump_target_hash);
+ }
+ if (info->jump_target_got_slot_hash) {
+ g_hash_table_foreach (info->jump_target_got_slot_hash, delete_jump_list, NULL);
+ g_hash_table_destroy (info->jump_target_got_slot_hash);
+ }
+ if (info->dynamic_code_hash) {
+ g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
+ g_hash_table_destroy (info->dynamic_code_hash);
+ }
+ if (info->method_code_hash)
+ g_hash_table_destroy (info->method_code_hash);
+ g_hash_table_destroy (info->class_init_trampoline_hash);
+ g_hash_table_destroy (info->jump_trampoline_hash);
+ g_hash_table_destroy (info->jit_trampoline_hash);
+ g_hash_table_destroy (info->delegate_trampoline_hash);
+ if (info->static_rgctx_trampoline_hash)
+ g_hash_table_destroy (info->static_rgctx_trampoline_hash);
+ g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
+ g_hash_table_destroy (info->runtime_invoke_hash);
+ g_hash_table_destroy (info->seq_points);
+ g_hash_table_destroy (info->arch_seq_points);
+
+ if (info->agent_info)
+ mono_debugger_agent_free_domain_info (domain);
+
+ g_free (domain->runtime_info);
+ domain->runtime_info = NULL;
+}
+
+MonoDomain *
+mini_init (const char *filename, const char *runtime_version)
+{
+ MonoDomain *domain;
+ MonoRuntimeCallbacks callbacks;
+
+ MONO_PROBE_VES_INIT_BEGIN ();
+
+#ifdef __linux__
+ if (access ("/proc/self/maps", F_OK) != 0) {
+ g_print ("Mono requires /proc to be mounted.\n");
+ exit (1);
+ }
+#endif
+
+ /* Happens when using the embedding interface */
+ if (!default_opt_set)
+ default_opt = mono_parse_default_optimizations (NULL);
+
+ InitializeCriticalSection (&jit_mutex);
+
+#ifdef MONO_DEBUGGER_SUPPORTED
+ if (mini_debug_running_inside_mdb ())
+ mini_debugger_init ();
+#endif
+
+#ifdef MONO_ARCH_HAVE_TLS_GET
+ mono_runtime_set_has_tls_get (MONO_ARCH_HAVE_TLS_GET);
+#else
+ mono_runtime_set_has_tls_get (FALSE);
+#endif
+
+ if (!global_codeman)
+ global_codeman = mono_code_manager_new ();
+ jit_icall_name_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+
+ memset (&callbacks, 0, sizeof (callbacks));
+ callbacks.create_ftnptr = mini_create_ftnptr;
+ callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
+ callbacks.get_runtime_build_info = mono_get_runtime_build_info;
+
+#ifdef MONO_ARCH_HAVE_IMT
+ if (mono_use_imt) {
+ if (!mono_use_llvm) {
+ /* LLVM needs a per-method vtable trampoline */
+ callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
+ }
+ }
+#endif
+
+ mono_install_callbacks (&callbacks);
+
+ mono_arch_cpu_init ();
+
+ mono_arch_init ();
+
+ mono_unwind_init ();
+
+ mini_gc_init ();
+
+ if (getenv ("MONO_DEBUG") != NULL)
+ mini_parse_debug_options ();
+
+ if (getenv ("MONO_XDEBUG")) {
+ char *xdebug_opts = getenv ("MONO_XDEBUG");
+ mono_xdebug_init (xdebug_opts);
+ /* So methods for multiple domains don't have the same address */
+ mono_dont_free_domains = TRUE;
+ mono_using_xdebug = TRUE;
+ } else if (mini_get_debug_options ()->gdb) {
+ mono_xdebug_init ((char*)"gdb");
+ mono_dont_free_domains = TRUE;
+ mono_using_xdebug = TRUE;
+ }
+
+#ifdef ENABLE_LLVM
+ mono_llvm_init ();
+#endif
+
+ mono_trampolines_init ();
+
+ if (!g_thread_supported ())
+ g_thread_init (NULL);
+
+ mono_jit_tls_id = TlsAlloc ();
+ setup_jit_tls_data ((gpointer)-1, mono_thread_abort);
+
+ if (default_opt & MONO_OPT_AOT)
+ mono_aot_init ();
+
+ mono_debugger_agent_init ();
+
+#ifdef MONO_ARCH_GSHARED_SUPPORTED
+ mono_set_generic_sharing_supported (TRUE);
+#endif
+
+#ifndef MONO_CROSS_COMPILE
+ mono_runtime_install_handlers ();
+#endif
+ mono_threads_install_cleanup (mini_thread_cleanup);
+
+#ifdef MONO_ARCH_HAVE_NOTIFY_PENDING_EXC
+ // This is experimental code so provide an env var to switch it off
+ if (getenv ("MONO_DISABLE_PENDING_EXCEPTIONS")) {
+ printf ("MONO_DISABLE_PENDING_EXCEPTIONS env var set.\n");
+ } else {
+ check_for_pending_exc = FALSE;
+ mono_threads_install_notify_pending_exc (mono_arch_notify_pending_exc);
+ }
+#endif
+
+#define JIT_TRAMPOLINES_WORK
+#ifdef JIT_TRAMPOLINES_WORK
+ mono_install_compile_method (mono_jit_compile_method);
+ mono_install_free_method (mono_jit_free_method);
+#ifdef MONO_ARCH_LLVM_SUPPORTED
+ if (mono_use_llvm)
+ /* The runtime currently only uses this for filling out vtables */
+ mono_install_trampoline (mono_create_llvm_vcall_trampoline);
+ else
+ mono_install_trampoline (mono_create_jit_trampoline);
+#else
+ mono_install_trampoline (mono_create_jit_trampoline);
+#endif
+ mono_install_jump_trampoline (mono_create_jump_trampoline);
+ mono_install_remoting_trampoline (mono_jit_create_remoting_trampoline);
+ mono_install_delegate_trampoline (mono_create_delegate_trampoline);
+ mono_install_create_domain_hook (mini_create_jit_domain_info);
+ mono_install_free_domain_hook (mini_free_jit_domain_info);
+#endif
+#define JIT_INVOKE_WORKS
+#ifdef JIT_INVOKE_WORKS
+ mono_install_runtime_invoke (mono_jit_runtime_invoke);
+#endif
+ mono_install_stack_walk (mono_jit_walk_stack);
+ mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
+ mono_install_get_class_from_name (mono_aot_get_class_from_name);
+ mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
+
+ if (debug_options.collect_pagefault_stats) {
+ mono_aot_set_make_unreadable (TRUE);
+ }
+
+ if (runtime_version)
+ domain = mono_init_version (filename, runtime_version);
+ else
+ domain = mono_init_from_assembly (filename, filename);
+
+ if (mono_aot_only) {
+ /* This helps catch code allocation requests */
+ mono_code_manager_set_read_only (domain->code_mp);
+ }
+
+#ifdef MONO_ARCH_HAVE_IMT
+ if (mono_use_imt) {
+ if (mono_aot_only)
+ mono_install_imt_thunk_builder (mono_aot_get_imt_thunk);
+ else
+ mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);
+ if (!mono_use_llvm) {
+ /*
+ * The imt code in mono_magic_trampoline () can't handle LLVM code. By disabling
+ * this, we force iface calls to go through the llvm vcall trampoline.
+ */
+ mono_install_imt_trampoline (mini_get_imt_trampoline ());
+ }
+ }
+#endif
+
+ /* This must come after mono_init () in the aot-only case */
+ mono_exceptions_init ();
+ mono_install_handler (mono_get_throw_exception ());
+
+ mono_icall_init ();
+
+ mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
+ ves_icall_get_frame_info);
+ mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
+ ves_icall_get_trace);
+ mono_add_internal_call ("System.Exception::get_trace",
+ ves_icall_System_Exception_get_trace);
+ mono_add_internal_call ("System.Security.SecurityFrame::_GetSecurityFrame",
+ ves_icall_System_Security_SecurityFrame_GetSecurityFrame);
+ mono_add_internal_call ("System.Security.SecurityFrame::_GetSecurityStack",
+ ves_icall_System_Security_SecurityFrame_GetSecurityStack);
+ mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
+ mono_runtime_install_handlers);
+
+
+ create_helper_signature ();
+
+#define JIT_CALLS_WORK
+#ifdef JIT_CALLS_WORK
+ /* Needs to be called here since register_jit_icall depends on it */
+ mono_marshal_init ();
+
+ mono_arch_register_lowlevel_calls ();
+ register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", NULL, TRUE);
+ register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", NULL, TRUE);
+ register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
+ register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
+ register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
+ register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "void", TRUE);
+ register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
+
+ register_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
+ register_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
+#ifdef MONO_ARCH_HAVE_THROW_EXCEPTION_BY_NAME
+ register_icall (mono_get_throw_exception_by_name (), "mono_arch_throw_exception_by_name", "void ptr", TRUE);
+#endif
+#if MONO_ARCH_HAVE_THROW_CORLIB_EXCEPTION
+ register_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception",
+ "void ptr", TRUE);
+#endif
+ register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
+ register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "void", FALSE);
+ register_icall (mono_thread_force_interruption_checkpoint, "mono_thread_force_interruption_checkpoint", "void", FALSE);
+ register_icall (mono_load_remote_field_new, "mono_load_remote_field_new", "object object ptr ptr", FALSE);
+ register_icall (mono_store_remote_field_new, "mono_store_remote_field_new", "void object ptr ptr object", FALSE);
+
+ /*
+ * NOTE, NOTE, NOTE, NOTE:
+ * when adding emulation for some opcodes, remember to also add a dummy
+ * rule to the burg files, because we need the arity information to be correct.
+ */
+#ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
+ mono_register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, TRUE);
+ mono_register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, FALSE);
+ mono_register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, FALSE);
+ mono_register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, FALSE);
+ mono_register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, FALSE);
+ mono_register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, FALSE);
+ mono_register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, FALSE);
+#endif
+
+#ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
+ mono_register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, TRUE);
+ mono_register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, TRUE);
+ mono_register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, TRUE);
+#endif
+
+#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
+ mono_register_opcode_emulation (CEE_DIV, "__emul_idiv", "int32 int32 int32", mono_idiv, FALSE);
+ mono_register_opcode_emulation (CEE_DIV_UN, "__emul_idiv_un", "int32 int32 int32", mono_idiv_un, FALSE);
+ mono_register_opcode_emulation (CEE_REM, "__emul_irem", "int32 int32 int32", mono_irem, FALSE);
+ mono_register_opcode_emulation (CEE_REM_UN, "__emul_irem_un", "int32 int32 int32", mono_irem_un, FALSE);
+ mono_register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, FALSE);
+ mono_register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, FALSE);
+ mono_register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, FALSE);
+ mono_register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, FALSE);
+#endif
+
+#ifdef MONO_ARCH_EMULATE_MUL_DIV
+ mono_register_opcode_emulation (CEE_MUL, "__emul_imul", "int32 int32 int32", mono_imul, TRUE);
+ mono_register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, TRUE);
+#endif
+
+#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
+ mono_register_opcode_emulation (CEE_MUL_OVF, "__emul_imul_ovf", "int32 int32 int32", mono_imul_ovf, FALSE);
+ mono_register_opcode_emulation (CEE_MUL_OVF_UN, "__emul_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, FALSE);
+ mono_register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, FALSE);
+ mono_register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, FALSE);
+#endif
+
+#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT)
+ mono_register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, FALSE);
+#endif
+
+ mono_register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, FALSE);
+
+#ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
+ mono_register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, FALSE);
+#endif
+#ifdef MONO_ARCH_EMULATE_CONV_R8_UN
+ mono_register_opcode_emulation (CEE_CONV_R_UN, "__emul_conv_r_un", "double int32", mono_conv_to_r8_un, FALSE);
+ mono_register_opcode_emulation (OP_ICONV_TO_R_UN, "__emul_iconv_to_r_un", "double int32", mono_conv_to_r8_un, FALSE);
+#endif
+#ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
+ mono_register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, FALSE);
+#endif
+#ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
+ mono_register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, FALSE);
+#endif
+#ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
+ mono_register_opcode_emulation (OP_LCONV_TO_R_UN, "__emul_lconv_to_r8_un", "double long", mono_lconv_to_r8_un, FALSE);
+#endif
+#ifdef MONO_ARCH_EMULATE_FREM
+ mono_register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, FALSE);
+#endif
+
+#ifdef MONO_ARCH_SOFT_FLOAT
+ mono_register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, FALSE);
+ mono_register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, FALSE);
+ mono_register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, FALSE);
+ mono_register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, FALSE);
+ mono_register_opcode_emulation (CEE_CONV_R8, "__emul_conv_r8", "double int32", mono_conv_to_r8, FALSE);
+ mono_register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, FALSE);
+ mono_register_opcode_emulation (CEE_CONV_R4, "__emul_conv_r4", "double int32", mono_conv_to_r4, FALSE);
+ mono_register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, FALSE);
+ mono_register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, FALSE);
+#if SIZEOF_VOID_P == 4
+ mono_register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, FALSE);
+#endif
+
+ mono_register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, FALSE);
+ mono_register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, FALSE);
+ mono_register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, FALSE);
+ mono_register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, FALSE);
+ mono_register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, FALSE);
+ mono_register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, FALSE);
+ mono_register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, FALSE);
+ mono_register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, FALSE);
+ mono_register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, FALSE);
+ mono_register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, FALSE);
+
+ mono_register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, FALSE);
+ mono_register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, FALSE);
+ mono_register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, FALSE);
+ mono_register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, FALSE);
+ mono_register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, FALSE);
+
+ register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
+ register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
+ register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
+ register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
+#endif
+
+#ifdef COMPRESSED_INTERFACE_BITMAP
+ register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
+#endif
+
+#if SIZEOF_REGISTER == 4
+ mono_register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, TRUE);
+#endif
+
+ /* other jit icalls */
+ register_icall (mono_delegate_ctor, "mono_delegate_ctor", "void object object ptr", FALSE);
+ register_icall (mono_class_static_field_address , "mono_class_static_field_address",
+ "ptr ptr ptr", FALSE);
+ register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
+ register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
+ "ptr ptr ptr ptr", FALSE);
+ register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
+ register_icall (mono_ldstr, "mono_ldstr", "object ptr ptr int32", FALSE);
+ register_icall (mono_helper_stelem_ref_check, "helper_stelem_ref_check", "void object object", FALSE);
+ register_icall (mono_object_new, "mono_object_new", "object ptr ptr", FALSE);
+ register_icall (mono_object_new_specific, "mono_object_new_specific", "object ptr", FALSE);
+ register_icall (mono_array_new, "mono_array_new", "object ptr ptr int32", FALSE);
+ register_icall (mono_array_new_specific, "mono_array_new_specific", "object ptr int32", FALSE);
+ register_icall (mono_runtime_class_init, "mono_runtime_class_init", "void ptr", FALSE);
+ register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
+ register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
+ register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
+ register_icall (mono_helper_compile_generic_method, "compile_generic_method", "ptr object ptr ptr", FALSE);
+ register_icall (mono_helper_ldstr, "helper_ldstr", "object ptr int", FALSE);
+ register_icall (mono_helper_ldstr_mscorlib, "helper_ldstr_mscorlib", "object int", FALSE);
+ register_icall (mono_helper_newobj_mscorlib, "helper_newobj_mscorlib", "object int", FALSE);
+ register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
+ register_icall (mono_object_castclass, "mono_object_castclass", "object object ptr", FALSE);
+ register_icall (mono_break, "mono_break", NULL, TRUE);
+ register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
+ register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
+ register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
+ register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
+ register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
+ register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
+ register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
+#endif
+
+ mono_generic_sharing_init ();
+
+#ifdef MONO_ARCH_SIMD_INTRINSICS
+ mono_simd_intrinsics_init ();
+#endif
+
+#if MONO_SUPPORT_TASKLETS
+ mono_tasklets_init ();
+#endif
+
+ if (mono_compile_aot)
+ /*
+ * Avoid running managed code when AOT compiling, since the platform
+ * might only support aot-only execution.
+ */
+ mono_runtime_set_no_exec (TRUE);
+
+#define JIT_RUNTIME_WORKS
+#ifdef JIT_RUNTIME_WORKS
+ mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
+ mono_runtime_init (domain, mono_thread_start_cb, mono_thread_attach_cb);
+ mono_thread_attach (domain);
+#endif
+
+ mono_profiler_runtime_initialized ();
+
+ MONO_PROBE_VES_INIT_END ();
+
+ return domain;
+}
+
+MonoJitStats mono_jit_stats = {0};
+
+static void
+print_jit_stats (void)
+{
+ if (mono_jit_stats.enabled) {
+ g_print ("Mono Jit statistics\n");
+ g_print ("Compiled methods: %ld\n", mono_jit_stats.methods_compiled);
+ g_print ("Methods from AOT: %ld\n", mono_jit_stats.methods_aot);
+ g_print ("Methods cache lookup: %ld\n", mono_jit_stats.methods_lookups);
+ g_print ("Method trampolines: %ld\n", mono_jit_stats.method_trampolines);
+ g_print ("Basic blocks: %ld\n", mono_jit_stats.basic_blocks);
+ g_print ("Max basic blocks: %ld\n", mono_jit_stats.max_basic_blocks);
+ g_print ("Allocated vars: %ld\n", mono_jit_stats.allocate_var);
+ g_print ("Compiled CIL code size: %ld\n", mono_jit_stats.cil_code_size);
+ g_print ("Native code size: %ld\n", mono_jit_stats.native_code_size);
+ g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
+ mono_jit_stats.max_ratio_method);
+ g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
+ mono_jit_stats.biggest_method);
+ g_print ("Code reallocs: %ld\n", mono_jit_stats.code_reallocs);
+ g_print ("Allocated code size: %ld\n", mono_jit_stats.allocated_code_size);
+ g_print ("Inlineable methods: %ld\n", mono_jit_stats.inlineable_methods);
+ g_print ("Inlined methods: %ld\n", mono_jit_stats.inlined_methods);
+ g_print ("Regvars: %ld\n", mono_jit_stats.regvars);
+ g_print ("Locals stack size: %ld\n", mono_jit_stats.locals_stack_size);
+
+ g_print ("\nCreated object count: %ld\n", mono_stats.new_object_count);
+ g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
+ g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
+ g_print ("Used classes: %ld\n", mono_stats.used_class_count);
+ g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
+ g_print ("Methods: %ld\n", mono_stats.method_count);
+ g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
+ g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
+ g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
+
+ g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
+ g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
+ g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
+
+ g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
+ g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
+ g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
+
+ g_print ("Dynamic code allocs: %ld\n", mono_stats.dynamic_code_alloc_count);
+ g_print ("Dynamic code bytes: %ld\n", mono_stats.dynamic_code_bytes_count);
+ g_print ("Dynamic code frees: %ld\n", mono_stats.dynamic_code_frees_count);
+
+ g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
+ g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
+ g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
+ g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
+ g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
+ g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
+ g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
+ g_print ("IMT thunks size: %ld\n", mono_stats.imt_thunks_size);
+
+ g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
+ g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
+ g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
+
+ g_print ("Hazardous pointers: %ld\n", mono_stats.hazardous_pointer_count);
+#ifdef HAVE_SGEN_GC
+ g_print ("Minor GC collections: %ld\n", mono_stats.minor_gc_count);
+#endif
+ g_print ("Major GC collections: %ld\n", mono_stats.major_gc_count);
+#ifdef HAVE_SGEN_GC
+ g_print ("Minor GC time in msecs: %lf\n", (double)mono_stats.minor_gc_time_usecs / 1000.0);
+#endif
+ g_print ("Major GC time in msecs: %lf\n", (double)mono_stats.major_gc_time_usecs / 1000.0);
+ if (mono_security_get_mode () == MONO_SECURITY_MODE_CAS) {
+ g_print ("\nDecl security check : %ld\n", mono_jit_stats.cas_declsec_check);
+ g_print ("LinkDemand (user) : %ld\n", mono_jit_stats.cas_linkdemand);
+ g_print ("LinkDemand (icall) : %ld\n", mono_jit_stats.cas_linkdemand_icall);
+ g_print ("LinkDemand (pinvoke) : %ld\n", mono_jit_stats.cas_linkdemand_pinvoke);
+ g_print ("LinkDemand (aptc) : %ld\n", mono_jit_stats.cas_linkdemand_aptc);
+ g_print ("Demand (code gen) : %ld\n", mono_jit_stats.cas_demand_generation);
+ }
+
+ g_free (mono_jit_stats.max_ratio_method);
+ mono_jit_stats.max_ratio_method = NULL;
+ g_free (mono_jit_stats.biggest_method);
+ mono_jit_stats.biggest_method = NULL;
+ }
+}
+
+void
+mini_cleanup (MonoDomain *domain)
+{
+ mono_runtime_shutdown_stat_profiler ();
+
+#ifndef DISABLE_COM
+ cominterop_release_all_rcws ();
+#endif
+
+#ifndef MONO_CROSS_COMPILE
+ /*
+ * mono_runtime_cleanup() and mono_domain_finalize () need to
+ * be called early since they need the execution engine still
+ * fully working (mono_domain_finalize may invoke managed finalizers
+ * and mono_runtime_cleanup will wait for other threads to finish).
+ */
+ mono_domain_finalize (domain, 2000);
+#endif
+
+ /* This accesses metadata so needs to be called before runtime shutdown */
+ print_jit_stats ();
+
+ mono_profiler_shutdown ();
+
+#ifndef MONO_CROSS_COMPILE
+ mono_runtime_cleanup (domain);
+#endif
+
+ mono_icall_cleanup ();
+
+ mono_runtime_cleanup_handlers ();
+
+ mono_domain_free (domain, TRUE);
+
+ mono_debugger_cleanup ();
+
+#ifdef ENABLE_LLVM
+ mono_llvm_cleanup ();
+#endif
+
+ mono_trampolines_cleanup ();
+
+ mono_unwind_cleanup ();
+
+ if (!mono_dont_free_global_codeman)
+ mono_code_manager_destroy (global_codeman);
+ g_hash_table_destroy (jit_icall_name_hash);
+ g_free (emul_opcode_map);
+ g_free (emul_opcode_opcodes);
+
+ mono_arch_cleanup ();
+
+ mono_cleanup ();
+
+ mono_trace_cleanup ();
+
+ mono_counters_dump (-1, stdout);
+
+ if (mono_inject_async_exc_method)
+ mono_method_desc_free (mono_inject_async_exc_method);
+
+ TlsFree(mono_jit_tls_id);
+
+ DeleteCriticalSection (&jit_mutex);
+
+ DeleteCriticalSection (&mono_delegate_section);
+}
+
+void
+mono_set_defaults (int verbose_level, guint32 opts)
+{
+ mini_verbose = verbose_level;
+ default_opt = opts;
+ default_opt_set = TRUE;
+}
+
+void
+mono_disable_optimizations (guint32 opts)
+{
+ default_opt &= ~opts;
+}
+
+/*
+ * mono_get_runtime_build_info:
+ *
+ * Return the runtime version + build date in string format.
+ * The returned string is owned by the caller.
+ */
+char*
+mono_get_runtime_build_info (void)
+{
+ if (mono_build_date)
+ return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
+ else
+ return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
+}
+
+static void
+mono_precompile_assembly (MonoAssembly *ass, void *user_data)
+{
+ GHashTable *assemblies = (GHashTable*)user_data;
+ MonoImage *image = mono_assembly_get_image (ass);
+ MonoMethod *method, *invoke;
+ int i, count = 0;
+
+ if (g_hash_table_lookup (assemblies, ass))
+ return;
+
+ g_hash_table_insert (assemblies, ass, ass);
+
+ if (mini_verbose > 0)
+ printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
+
+ for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
+ method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
+ if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
+ continue;
+
+ count++;
+ if (mini_verbose > 1) {
+ char * desc = mono_method_full_name (method, TRUE);
+ g_print ("Compiling %d %s\n", count, desc);
+ g_free (desc);
+ }
+ mono_compile_method (method);
+ if (strcmp (method->name, "Finalize") == 0) {
+ invoke = mono_marshal_get_runtime_invoke (method, FALSE);
+ mono_compile_method (invoke);
+ }
+ if (method->klass->marshalbyref && mono_method_signature (method)->hasthis) {
+ invoke = mono_marshal_get_remoting_invoke_with_check (method);
+ mono_compile_method (invoke);
+ }
+ }
+
+ /* Load and precompile referenced assemblies as well */
+ for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
+ mono_assembly_load_reference (image, i);
+ if (image->references [i])
+ mono_precompile_assembly (image->references [i], assemblies);
+ }
+}
+
+void mono_precompile_assemblies ()
+{
+ GHashTable *assemblies = g_hash_table_new (NULL, NULL);
+
+ mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
+
+ g_hash_table_destroy (assemblies);
+}
+
+#ifndef DISABLE_JIT
+
+void*
+mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) {
+ return mono_arch_instrument_epilog_full (cfg, func, p, enable_arguments, FALSE);
+}
+
+void
+mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb)
+{
+ TryBlockHole *hole = mono_mempool_alloc (cfg->mempool, sizeof (TryBlockHole));
+ hole->clause = clause;
+ hole->start_offset = start - cfg->native_code;
+ hole->basic_block = bb;
+
+ cfg->try_block_holes = g_slist_append_mempool (cfg->mempool, cfg->try_block_holes, hole);
+}
+
+#endif
projects / mono.git / blobdiff