/*
- * mini.c: The new Mono code generator.
+ * mini-posix.c: POSIX signal handling support for Mono.
*
- * Author:
- * Paolo Molaro (lupus@ximian.com)
- * Dietmar Maurer (dietmar@ximian.com)
+ * Authors:
+ * Mono Team (mono-list@lists.ximian.com)
*
- * (C) 2002 Ximian, Inc.
+ * Copyright 2001-2003 Ximian, Inc.
+ * Copyright 2003-2008 Ximian, Inc.
+ *
+ * See LICENSE for licensing information.
*/
-
#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
-
-#ifdef PLATFORM_MACOSX
-#include <mach/mach.h>
-#include <mach/mach_error.h>
-#include <mach/exception.h>
-#include <mach/task.h>
-#include <pthread.h>
-#endif
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-#include <valgrind/memcheck.h>
-#endif
#include <mono/metadata/assembly.h>
#include <mono/metadata/loader.h>
#include <mono/utils/mono-math.h>
#include <mono/utils/mono-compiler.h>
#include <mono/utils/mono-counters.h>
-#include <mono/utils/mono-logger.h>
+#include <mono/utils/mono-logger-internal.h>
#include <mono/utils/mono-mmap.h>
#include <mono/utils/dtrace.h>
#include "jit-icalls.h"
-#include "debug-mini.h"
-
-static void setup_stat_profiler (void);
-static gpointer mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt);
-static gpointer mono_jit_compile_method (MonoMethod *method);
-
-/* 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;
-
-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;
-
-static int mini_verbose = 0;
-
-#define mono_jit_lock() EnterCriticalSection (&jit_mutex)
-#define mono_jit_unlock() LeaveCriticalSection (&jit_mutex)
-static CRITICAL_SECTION jit_mutex;
-
-static MonoCodeManager *global_codeman = NULL;
-
-/* FIXME: Make this static again */
-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)
-{
-#ifdef HAVE_VALGRIND_MEMCHECK_H
- if (RUNNING_ON_VALGRIND){
-#ifdef VALGRIND_JIT_REGISTER_MAP
- valgrind_register = TRUE;
-#endif
- return TRUE;
- } else
- return FALSE;
-#else
- return FALSE;
-#endif
-}
-
-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);
+extern LPTOP_LEVEL_EXCEPTION_FILTER mono_old_win_toplevel_exception_filter;
+extern guint64 mono_win_chained_exception_filter_result;
+extern gboolean mono_win_chained_exception_filter_didrun;
- 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 ();
- 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);
- 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), 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, domain, 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)
+mono_runtime_install_handlers (void)
{
- MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
-
- op->op = tag;
- op->reg = reg;
- op->val = val;
- op->when = when;
-
- return op;
+#ifndef MONO_CROSS_COMPILE
+ win32_seh_init();
+ win32_seh_set_handler(SIGFPE, mono_sigfpe_signal_handler);
+ win32_seh_set_handler(SIGILL, mono_sigill_signal_handler);
+ win32_seh_set_handler(SIGSEGV, mono_sigsegv_signal_handler);
+ if (mini_get_debug_options ()->handle_sigint)
+ win32_seh_set_handler(SIGINT, mono_sigint_signal_handler);
+#endif
}
-/**
- * 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)
+mono_runtime_cleanup_handlers (void)
{
- return mono_jump_info_token_new2 (mp, image, token, NULL);
+#ifndef MONO_CROSS_COMPILE
+ win32_seh_cleanup();
+#endif
}
-#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:
+/* mono_chain_signal:
*
- * Return whenever BB1 and BB2 are linked in the CFG.
+ * Call the original signal handler for the signal given by the arguments, which
+ * should be the same as for a signal handler. Returns TRUE if the original handler
+ * was called, false otherwise.
*/
gboolean
-mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2)
+SIG_HANDLER_SIGNATURE (mono_chain_signal)
{
- int i;
+ int signal = _dummy;
+ GET_CONTEXT;
- for (i = 0; i < bb1->out_count; ++i) {
- if (bb1->out_bb [i] == bb2)
- return TRUE;
+ if (mono_old_win_toplevel_exception_filter) {
+ mono_win_chained_exception_filter_didrun = TRUE;
+ mono_win_chained_exception_filter_result = (*mono_old_win_toplevel_exception_filter)(info);
+ return TRUE;
}
-
return FALSE;
}
-MonoInst *
-mono_find_spvar_for_region (MonoCompile *cfg, int region)
-{
- return g_hash_table_lookup (cfg->spvars, GINT_TO_POINTER (region));
-}
-
-static MonoInst *
-mono_find_exvar_for_offset (MonoCompile *cfg, int offset)
-{
- return g_hash_table_lookup (cfg->exvars, GINT_TO_POINTER (offset));
-}
-
-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 = type->data.klass->enum_basetype;
- 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;
-
- switch (mono_type_get_underlying_type (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_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)))
+static HANDLE win32_main_thread;
+static MMRESULT win32_timer;
-MonoInst*
-mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg)
+static void CALLBACK
+win32_time_proc (UINT uID, UINT uMsg, DWORD dwUser, DWORD dw1, DWORD dw2)
{
- 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);
-
- if (vreg != -1)
- set_vreg_to_inst (cfg, vreg, inst);
+ CONTEXT context;
-#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
+ context.ContextFlags = CONTEXT_CONTROL;
+ if (GetThreadContext (win32_main_thread, &context)) {
+#ifdef _WIN64
+ mono_profiler_stat_hit ((guchar *) context.Rip, &context);
#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);
+ mono_profiler_stat_hit ((guchar *) context.Eip, &context);
#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->ssa_op = MONO_SSA_LOAD;
- 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;
-}
-
-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)
+mono_runtime_setup_stat_profiler (void)
{
- int opcode;
+ static int inited = 0;
+ TIMECAPS timecaps;
- if (!bb->code) {
- MONO_ADD_INS (bb, inst);
+ if (inited)
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;
- }
+ inited = 1;
+ if (timeGetDevCaps (&timecaps, sizeof (timecaps)) != TIMERR_NOERROR)
+ return;
- if (bb->code->next == bb->last_ins) {
- /* Only two instructions */
- opcode = bb->code->opcode;
+ if ((win32_main_thread = OpenThread (READ_CONTROL | THREAD_GET_CONTEXT, FALSE, GetCurrentThreadId ())) == NULL)
+ return;
- 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 (timeBeginPeriod (1) != TIMERR_NOERROR)
+ return;
- 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;
+ if ((win32_timer = timeSetEvent (1, 0, win32_time_proc, 0, TIME_PERIODIC)) == 0) {
+ timeEndPeriod (1);
+ return;
}
}
void
-mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks)
+mono_runtime_shutdown_stat_profiler (void)
{
- 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)
+gboolean
+mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoNativeThreadId thread_id, MonoNativeThreadHandle thread_handle)
{
- 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 PLATFORM_WIN32
- res->call_convention = MONO_CALL_C;
-#endif
+ g_error ("Windows systems haven't been ported to support mono_thread_state_init_from_handle");
+ return FALSE;
+}
- 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;
-}
-
-static MonoJitICallInfo **emul_opcode_map = NULL;
-
-MonoJitICallInfo *
-mono_find_jit_opcode_emulation (int opcode)
-{
- g_assert (opcode >= 0 && opcode <= OP_LAST);
- if (emul_opcode_map)
- return emul_opcode_map [opcode];
- else
- return NULL;
-}
-
-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) {
- cfg->exception_type = info->exception_type;
- cfg->exception_message = g_strdup (info->info.message);
- mono_free_verify_list (res);
- return TRUE;
- }
- if (info->info.status == MONO_VERIFY_NOT_VERIFIABLE && !is_fulltrust) {
- cfg->exception_type = info->exception_type;
- cfg->exception_message = g_strdup (info->info.message);
- mono_free_verify_list (res);
- return TRUE;
- }
- }
- mono_free_verify_list (res);
- }
- method->verification_success = 1;
- return FALSE;
-}
-
-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");
-}
-
-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_domain_lock (domain);
-
- if (callinfo->trampoline) {
- mono_domain_unlock (domain);
- 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);
-
- 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;
-
- 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;
- }
-
- 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 ++;
- }
- break;
- case MONO_TYPE_CLASS:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_STRING:
- 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:
- /* Share non-float stack slots of the same size */
- slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
- break;
-#endif
- 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 (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 (sizeof (gpointer), 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;
-
- 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;
- }
-
- 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 ++;
- }
- break;
- case MONO_TYPE_CLASS:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_STRING:
- 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
- /* Share non-float stack slots of the same size */
- slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
- 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 (cfg->disable_reuse_stack_slots)
- 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 (sizeof (gpointer), 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;
-}
-
-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);
-}
-
-#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 */
-
-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);
-
- if (!emul_opcode_map)
- emul_opcode_map = g_new0 (MonoJitICallInfo*, OP_LAST + 1);
-
- g_assert (!sig->hasthis);
- g_assert (sig->param_count < 3);
-
- info = mono_register_jit_icall (func, name, sig, no_throw);
-
- emul_opcode_map [opcode] = info;
-}
-
-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)
-{
- //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;
-
- g_assert_not_reached ();
- return NULL;
-#endif
-}
-
-/* Called by native->managed wrappers */
-void
-mono_jit_thread_attach (MonoDomain *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 (gsize tid, gpointer stack_start, gpointer func)
-{
- MonoThread *thread;
- void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
- thread = mono_thread_current ();
- mono_debugger_thread_created (tid, thread, jit_tls);
- 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 (gsize tid, gpointer stack_start)
-{
- MonoThread *thread;
- void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
- thread = mono_thread_current ();
- mono_debugger_thread_created (tid, thread, (MonoJitTlsData *) jit_tls);
- if (thread)
- thread->jit_data = jit_tls;
- if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
- setup_stat_profiler ();
-}
-
-static void
-mini_thread_cleanup (MonoThread *thread)
-{
- MonoJitTlsData *jit_tls = thread->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);
- thread->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 (thread == mono_thread_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
- 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;
-#else
- return NULL;
-#endif
-}
-
-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));
- 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_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_INTERNAL_METHOD:
- case MONO_PATCH_INFO_JIT_ICALL_ADDR:
- case MONO_PATCH_INFO_FIELD:
- case MONO_PATCH_INFO_SFLDA:
- 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;
- 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:
- 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 */
- if (method && method->wrapper_type == MONO_WRAPPER_STATIC_RGCTX_INVOKE) {
- target = mono_create_jit_trampoline_in_domain (mono_domain_get (),
- patch_info->data.method);
- } else {
- 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 {
- mono_domain_lock (domain);
- if (mono_aot_only)
- jump_table = mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
- else
- jump_table = mono_code_manager_reserve (domain->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
- mono_domain_unlock (domain);
- }
-
- 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);
-
- 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:
- target = mono_method_lookup_rgctx (mono_class_vtable (domain, patch_info->data.method->klass), 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;
- default:
- g_assert_not_reached ();
- }
-
- return (gpointer)target;
-}
-
-static void
-mono_compile_create_vars (MonoCompile *cfg)
-{
- MonoMethodSignature *sig;
- MonoMethodHeader *header;
- int i;
-
- header = mono_method_get_header (cfg->method);
-
- 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);
-}
-
-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
-
-void
-mono_codegen (MonoCompile *cfg)
-{
- MonoJumpInfo *patch_info;
- MonoBasicBlock *bb;
- int i, 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);
-
- 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
- mono_domain_lock (cfg->domain);
- code = mono_code_manager_reserve (cfg->domain->code_mp, cfg->code_size + unwindlen);
- mono_domain_unlock (cfg->domain);
- }
-
- 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); */
- 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 {
- mono_domain_lock (cfg->domain);
- table = mono_code_manager_reserve (cfg->domain->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
- mono_domain_unlock (cfg->domain);
- }
-
- 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;
- }
- }
-
-#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_lock (cfg->domain);
- mono_code_manager_commit (cfg->domain->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);
- mono_domain_unlock (cfg->domain);
- }
-
- 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 MonoGenericInst*
-get_object_generic_inst (int type_argc)
-{
- MonoType **type_argv;
- int i;
-
- type_argv = alloca (sizeof (MonoType*) * type_argc);
-
- for (i = 0; i < type_argc; ++i)
- type_argv [i] = &mono_defaults.object_class->byval_arg;
-
- return mono_metadata_get_generic_inst (type_argc, type_argv);
-}
-
-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 MonoGenericContext
-construct_object_context_for_method (MonoMethod *method)
-{
- MonoGenericContext object_context;
-
- g_assert (method->wrapper_type == MONO_WRAPPER_NONE);
- g_assert (!method->klass->generic_class);
- if (method->klass->generic_container) {
- int type_argc = method->klass->generic_container->type_argc;
-
- object_context.class_inst = get_object_generic_inst (type_argc);
- } else {
- object_context.class_inst = NULL;
- }
-
- if (mini_method_get_context (method)->method_inst) {
- int type_argc = mini_method_get_context (method)->method_inst->type_argc;
-
- object_context.method_inst = get_object_generic_inst (type_argc);
- } else {
- object_context.method_inst = NULL;
- }
-
- g_assert (object_context.class_inst || object_context.method_inst);
-
- return object_context;
-}
-
-/*
- * 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;
- guint8 *ip;
- MonoCompile *cfg;
- MonoJitInfo *jinfo;
- int dfn, i, code_size_ratio;
- gboolean deadce_has_run = FALSE;
- gboolean try_generic_shared;
- MonoMethod *method_to_compile, *method_to_register;
- int generic_info_size;
-
- 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 are passed the original generic method definition */
- try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
- (opts & MONO_OPT_GSHARED) && (method->is_generic || method->klass->generic_container);
- 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++;
- }
-
- restart_compile:
- if (try_generic_shared) {
- MonoMethod *declaring_method;
- MonoGenericContext *shared_context;
-
- if (compile_aot) {
- declaring_method = method;
- } else {
- declaring_method = mono_method_get_declaring_generic_method (method);
- if (method->klass->generic_class)
- g_assert (method->klass->generic_class->container_class == declaring_method->klass);
- else
- g_assert (method->klass == declaring_method->klass);
- }
-
- if (declaring_method->is_generic)
- shared_context = &(mono_method_get_generic_container (declaring_method)->context);
- else
- shared_context = &declaring_method->klass->generic_container->context;
-
- method_to_compile = mono_class_inflate_generic_method (declaring_method, shared_context);
- g_assert (method_to_compile);
- } else {
- method_to_compile = method;
- }
-
- cfg = g_new0 (MonoCompile, 1);
- cfg->method = method_to_compile;
- 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;
- if (try_generic_shared)
- cfg->generic_sharing_context = (MonoGenericSharingContext*)&cfg->generic_sharing_context;
- cfg->token_info_hash = g_hash_table_new (NULL, NULL);
-
- if (cfg->compile_aot && !try_generic_shared && (method->is_generic || method->klass->generic_container)) {
- cfg->exception_type = MONO_EXCEPTION_GENERIC_SHARING_FAILED;
- return cfg;
- }
-
- /* 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;
-
- /* 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;
- }
-
- header = mono_method_get_header (method_to_compile);
- if (!header) {
- 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);
- if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
- mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
- return cfg;
- }
-
- if (getenv ("MONO_VERBOSE_METHOD")) {
- 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 > 2) {
- if (cfg->generic_sharing_context)
- g_print ("converting shared method %s\n", mono_method_full_name (method, 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;
-
- /*
- * 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);
- if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
- mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
- /* 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);
-
- /*g_print ("numblocks = %d\n", cfg->num_bblocks);*/
-
- 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);
- 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));
-
- 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;
- }
- }
- 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;
- }
-
-//#define DEBUGSSA "logic_run"
-#define DEBUGSSA_CLASS "Tests"
-#ifdef DEBUGSSA
-
- if (!header->num_clauses && !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) && !header->num_clauses && !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) {
-#ifndef DISABLE_SSA
- mono_ssa_cprop (cfg);
-#endif
- }
- }
-
-#ifndef DISABLE_SSA
- if (cfg->comp_done & MONO_COMP_SSA) {
- //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
-
- /* 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
- mono_decompose_soft_float (cfg);
-#endif
- mono_decompose_vtype_opts (cfg);
- if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
- mono_decompose_array_access_opts (cfg);
-
- if (cfg->got_var) {
- GList *regs;
-
- 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.
- */
- regs = mono_arch_get_global_int_regs (cfg);
- g_assert (regs);
- cfg->got_var->opcode = OP_REGVAR;
- cfg->got_var->dreg = GPOINTER_TO_INT (regs->data);
- cfg->used_int_regs |= 1LL << cfg->got_var->dreg;
-
- g_list_free (regs);
- }
-
- /* 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.
- */
- 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;
-
- /* 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);
- if (cfg->got_var)
- regs = g_list_delete_link (regs, regs);
- 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)
- mono_arch_allocate_vars (cfg);
-
- {
- MonoBasicBlock *bb;
- gboolean need_local_opts;
-
- if (!cfg->globalra) {
- 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;
- }
- }
-
- 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);
- }
-
- if (cfg->generic_sharing_context)
- generic_info_size = sizeof (MonoGenericJitInfo);
- else
- generic_info_size = 0;
-
- if (cfg->method->dynamic) {
- jinfo = g_malloc0 (sizeof (MonoJitInfo) + (header->num_clauses * sizeof (MonoJitExceptionInfo)) +
- generic_info_size);
- } else {
- /* we access cfg->domain->mp */
- mono_domain_lock (cfg->domain);
- jinfo = mono_domain_alloc0 (cfg->domain, sizeof (MonoJitInfo) +
- (header->num_clauses * sizeof (MonoJitExceptionInfo)) +
- generic_info_size);
- mono_domain_unlock (cfg->domain);
- }
-
- if (cfg->generic_sharing_context) {
- MonoGenericContext object_context = construct_object_context_for_method (method_to_compile);
-
- method_to_register = mono_class_inflate_generic_method (method_to_compile, &object_context);
- } else {
- g_assert (method == method_to_compile);
- method_to_register = method;
- }
-
- jinfo->method = 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 = header->num_clauses;
-
- 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;
-
- /*
- * Non-generic static methods only get a "this" info
- * if they use the rgctx variable (which they are
- * forced to if they have any open catch clauses).
- */
- if (cfg->rgctx_var ||
- (!(method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) &&
- !mini_method_get_context (method_to_compile)->method_inst &&
- !method_to_compile->klass->valuetype)) {
- 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;
-
- //g_print ("this in reg %d\n", inst->dreg);
- } else {
- g_assert (inst->opcode == OP_REGOFFSET);
-#ifdef __i386__
- g_assert (inst->inst_basereg == X86_EBP);
-#elif defined(__x86_64__)
- 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;
-
- //g_print ("this at offset %d from reg %d\n", gi->this_offset, gi->this_reg);
- }
- } else {
- gi->has_this = 0;
- }
- }
-
- 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;
- }
- }
-
- 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);
- }
-
- cfg->jit_info = jinfo;
-#if defined(__arm__)
- mono_arch_fixup_jinfo (cfg);
-#endif
-
- mono_save_xdebug_info (method_to_register, jinfo->code_start, jinfo->code_size, cfg->args, cfg->locals, cfg->unwind_ops);
-
- if (!cfg->compile_aot) {
- mono_domain_lock (cfg->domain);
- mono_jit_info_table_add (cfg->domain, jinfo);
-
- if (cfg->method->dynamic)
- mono_dynamic_code_hash_lookup (cfg->domain, cfg->method)->ji = jinfo;
- 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) / mono_method_get_header (method)->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);
- if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
- mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
-
- 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 *open_method)
-{
- static gboolean inited = FALSE;
- static int lookups = 0;
- static int failed_lookups = 0;
-
- MonoGenericContext object_context;
- MonoMethod *object_method;
- MonoJitInfo *ji;
-
- object_context = construct_object_context_for_method (open_method);
- object_method = mono_class_inflate_generic_method (open_method, &object_context);
-
- ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, object_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;
-}
-
-static MonoJitInfo*
-lookup_generic_method (MonoDomain *domain, MonoMethod *method)
-{
- MonoMethod *open_method;
-
- if (!mono_method_is_generic_sharable_impl (method, FALSE))
- return NULL;
-
- open_method = mono_method_get_declaring_generic_method (method);
-
- return mono_domain_lookup_shared_generic (domain, open_method);
-}
-
-/*
- * 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;
-
- return lookup_generic_method (domain, method);
-}
-
-static MonoJitInfo*
-lookup_method (MonoDomain *domain, MonoMethod *method)
-{
- MonoJitInfo *info;
-
- mono_domain_jit_code_hash_lock (domain);
- info = lookup_method_inner (domain, method);
- mono_domain_jit_code_hash_unlock (domain);
-
- return info;
-}
-
-static gpointer
-mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt)
-{
- MonoCompile *cfg;
- gpointer code = NULL;
- MonoJitInfo *info;
- MonoVTable *vtable;
-
-#ifdef MONO_USE_AOT_COMPILER
- if ((opt & MONO_OPT_AOT) && !(mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)) {
- 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
-
- 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 PLATFORM_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;
- }
-
- if (mono_aot_only)
- g_error ("Attempting to JIT compile method '%s' while running with --aot-only.\n", mono_method_full_name (method, TRUE));
-
- 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 ();
- MonoException *ex;
-
- 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 ();
- }
- }
- mono_destroy_compile (cfg);
- mono_raise_exception (ex);
- break;
- }
- case MONO_EXCEPTION_INVALID_PROGRAM: {
- MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", cfg->exception_message);
- mono_destroy_compile (cfg);
- mono_raise_exception (ex);
- break;
- }
- case MONO_EXCEPTION_UNVERIFIABLE_IL: {
- MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", cfg->exception_message);
- mono_destroy_compile (cfg);
- mono_raise_exception (ex);
- break;
- }
- case MONO_EXCEPTION_METHOD_ACCESS: {
- MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MethodAccessException", cfg->exception_message);
- mono_destroy_compile (cfg);
- mono_raise_exception (ex);
- break;
- }
- case MONO_EXCEPTION_FIELD_ACCESS: {
- MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FieldAccessException", cfg->exception_message);
- mono_destroy_compile (cfg);
- mono_raise_exception (ex);
- 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);
-
- mono_destroy_compile (cfg);
- cfg = NULL;
-
- mono_raise_exception ((MonoException*)exc);
- }
- case MONO_EXCEPTION_OBJECT_SUPPLIED: {
- MonoException *exp = cfg->exception_ptr;
- MONO_GC_UNREGISTER_ROOT (cfg->exception_ptr);
- mono_destroy_compile (cfg);
- mono_raise_exception (exp);
- break;
- }
- default:
- g_assert_not_reached ();
- }
-
- 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);
- }
-
- mono_destroy_compile (cfg);
-
- 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_domain_unlock (target_domain);
-
- 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);
- }
- mono_runtime_class_init (vtable);
- return code;
-}
-
-static gpointer
-mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt)
-{
- MonoDomain *target_domain, *domain = mono_domain_get ();
- MonoJitInfo *info;
- gpointer 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);
- mono_runtime_class_init (vtable);
- return mono_create_ftnptr (target_domain, info->code_start);
- }
- }
-
- p = mono_create_ftnptr (target_domain, mono_jit_compile_method_inner (method, target_domain, opt));
-
- 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;
-}
-
-static gpointer
-mono_jit_compile_method (MonoMethod *method)
-{
- return mono_jit_compile_method_with_opt (method, default_opt);
-}
-
-#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);
- 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 (MonoDomain *domain, MonoMethod *method)
-{
- 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++;
- return info->code_start;
- }
- }
-
- return NULL;
-}
-
-/**
- * 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 *to_compile;
- MonoMethod *invoke;
- MonoObject *(*runtime_invoke) (MonoObject *this, void **params, MonoObject **exc, void* compiled_method);
- void* compiled_method;
- MonoVTable *vtable;
-
- 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;
- }
-
- if (mono_method_needs_static_rgctx_invoke (method, FALSE))
- to_compile = mono_marshal_get_static_rgctx_invoke (method);
- else
- to_compile = method;
-
- invoke = mono_marshal_get_runtime_invoke (method);
- runtime_invoke = mono_jit_compile_method (invoke);
-
- /* We need this here becuase mono_marshal_get_runtime_invoke can be place
- * the helper method in System.Object and not the target class
- */
- vtable = mono_class_vtable (mono_domain_get (), method->klass);
- g_assert (vtable);
- mono_runtime_class_init (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.
- */
- compiled_method = NULL;
- } else {
- compiled_method = mono_jit_compile_method (to_compile);
- }
- return runtime_invoke (obj, params, exc, compiled_method);
-}
-
-#ifdef MONO_GET_CONTEXT
-#define GET_CONTEXT MONO_GET_CONTEXT
-#endif
-
-#ifndef GET_CONTEXT
-#ifdef PLATFORM_WIN32
-#define GET_CONTEXT \
- struct sigcontext *ctx = (struct sigcontext*)_dummy;
-#else
-#ifdef MONO_ARCH_USE_SIGACTION
-#define GET_CONTEXT \
- void *ctx = context;
-#elif defined(__sparc__)
-#define GET_CONTEXT \
- void *ctx = sigctx;
-#else
-#define GET_CONTEXT \
- void **_p = (void **)&_dummy; \
- struct sigcontext *ctx = (struct sigcontext *)++_p;
-#endif
-#endif
-#endif
-
-#ifdef MONO_ARCH_USE_SIGACTION
-#define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, siginfo_t *info, void *context)
-#elif defined(__sparc__)
-#define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, void *sigctx)
-#else
-#define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy)
-#endif
-
-static void
-SIG_HANDLER_SIGNATURE (sigfpe_signal_handler)
-{
- MonoException *exc = NULL;
-#ifndef MONO_ARCH_USE_SIGACTION
- void *info = NULL;
-#endif
- GET_CONTEXT;
-
-#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
-
- mono_arch_handle_exception (ctx, exc, FALSE);
-}
-
-static void
-SIG_HANDLER_SIGNATURE (sigill_signal_handler)
-{
- MonoException *exc;
- GET_CONTEXT;
-
- exc = mono_get_exception_execution_engine ("SIGILL");
-
- mono_arch_handle_exception (ctx, exc, FALSE);
-}
-
-static void
-SIG_HANDLER_SIGNATURE (sigsegv_signal_handler)
-{
-#ifndef MONO_ARCH_SIGSEGV_ON_ALTSTACK
- MonoException *exc = NULL;
-#endif
- MonoJitInfo *ji;
- MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id);
-
- GET_CONTEXT;
-
- /* The thread might no be registered with the runtime */
- if (!mono_domain_get () || !jit_tls)
- 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 {
- mono_arch_handle_altstack_exception (ctx, info->si_addr, FALSE);
- }
-#else
-
- if (!ji) {
- mono_handle_native_sigsegv (SIGSEGV, ctx);
- }
-
- mono_arch_handle_exception (ctx, exc, FALSE);
-#endif
-}
-
-#ifndef PLATFORM_WIN32
-
-static void
-SIG_HANDLER_SIGNATURE (sigabrt_signal_handler)
-{
- MonoJitInfo *ji;
- GET_CONTEXT;
-
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context(ctx));
- if (!ji) {
- mono_handle_native_sigsegv (SIGABRT, ctx);
- }
-}
-
-static void
-SIG_HANDLER_SIGNATURE (sigusr1_signal_handler)
-{
- gboolean running_managed;
- MonoException *exc;
- MonoThread *thread = mono_thread_current ();
- MonoDomain *domain = mono_domain_get ();
- void *ji;
-
- GET_CONTEXT;
-
- if (!thread || !domain)
- /* The thread might not have started up yet */
- /* FIXME: Specify the synchronization with start_wrapper () in threads.c */
- return;
-
- if (thread->thread_dump_requested) {
- thread->thread_dump_requested = FALSE;
-
- mono_print_thread_dump (ctx);
- }
-
- /*
- * FIXME:
- * This is an async signal, so the code below must not call anything which
- * is not async safe. That includes the pthread locking functions. If we
- * know that we interrupted managed code, then locking is safe.
- */
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context(ctx));
- running_managed = ji != NULL;
-
- exc = mono_thread_request_interruption (running_managed);
- if (!exc) return;
-
- mono_arch_handle_exception (ctx, exc, FALSE);
-}
-
-#if defined(__i386__) || defined(__x86_64__)
-#define FULL_STAT_PROFILER_BACKTRACE 1
-#define CURRENT_FRAME_GET_BASE_POINTER(f) (* (gpointer*)(f))
-#define CURRENT_FRAME_GET_RETURN_ADDRESS(f) (* (((gpointer*)(f)) + 1))
-#if MONO_ARCH_STACK_GROWS_UP
-#define IS_BEFORE_ON_STACK <
-#define IS_AFTER_ON_STACK >
-#else
-#define IS_BEFORE_ON_STACK >
-#define IS_AFTER_ON_STACK <
-#endif
-#else
-#define FULL_STAT_PROFILER_BACKTRACE 0
-#endif
-
-#if defined(__ia64__) || defined(__sparc__) || defined(sparc) || defined(__s390__) || defined(s390)
-
-static void
-SIG_HANDLER_SIGNATURE (sigprof_signal_handler)
-{
- NOT_IMPLEMENTED;
-}
-
-#else
-
-static void
-SIG_HANDLER_SIGNATURE (sigprof_signal_handler)
-{
- int call_chain_depth = mono_profiler_stat_get_call_chain_depth ();
- GET_CONTEXT;
-
- if (call_chain_depth == 0) {
- mono_profiler_stat_hit (mono_arch_ip_from_context (ctx), ctx);
- } else {
- MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id);
- int current_frame_index = 1;
- MonoContext mono_context;
-#if FULL_STAT_PROFILER_BACKTRACE
- guchar *current_frame;
- guchar *stack_bottom;
- guchar *stack_top;
-#else
- MonoDomain *domain;
-#endif
- guchar *ips [call_chain_depth + 1];
-
- mono_arch_sigctx_to_monoctx (ctx, &mono_context);
- ips [0] = MONO_CONTEXT_GET_IP (&mono_context);
-
- if (jit_tls != NULL) {
-#if FULL_STAT_PROFILER_BACKTRACE
- stack_bottom = jit_tls->end_of_stack;
- stack_top = MONO_CONTEXT_GET_SP (&mono_context);
- current_frame = MONO_CONTEXT_GET_BP (&mono_context);
-
- while ((current_frame_index <= call_chain_depth) &&
- (stack_bottom IS_BEFORE_ON_STACK (guchar*) current_frame) &&
- ((guchar*) current_frame IS_BEFORE_ON_STACK stack_top)) {
- ips [current_frame_index] = CURRENT_FRAME_GET_RETURN_ADDRESS (current_frame);
- current_frame_index ++;
- stack_top = current_frame;
- current_frame = CURRENT_FRAME_GET_BASE_POINTER (current_frame);
- }
-#else
- domain = mono_domain_get ();
- if (domain != NULL) {
- MonoLMF *lmf = NULL;
- MonoJitInfo *ji;
- MonoJitInfo res;
- MonoContext new_mono_context;
- int native_offset;
- ji = mono_find_jit_info (domain, jit_tls, &res, NULL, &mono_context,
- &new_mono_context, NULL, &lmf, &native_offset, NULL);
- while ((ji != NULL) && (current_frame_index <= call_chain_depth)) {
- ips [current_frame_index] = MONO_CONTEXT_GET_IP (&new_mono_context);
- current_frame_index ++;
- mono_context = new_mono_context;
- ji = mono_find_jit_info (domain, jit_tls, &res, NULL, &mono_context,
- &new_mono_context, NULL, &lmf, &native_offset, NULL);
- }
- }
-#endif
- }
-
-
- mono_profiler_stat_call_chain (current_frame_index, & ips [0], ctx);
- }
-}
-
-#endif
-
-static void
-SIG_HANDLER_SIGNATURE (sigquit_signal_handler)
-{
- gboolean res;
-
- GET_CONTEXT;
-
- /* We use this signal to start the attach agent too */
- res = mono_attach_start ();
- if (res)
- return;
-
- printf ("Full thread dump:\n");
-
- mono_threads_request_thread_dump ();
-
- /*
- * print_thread_dump () skips the current thread, since sending a signal
- * to it would invoke the signal handler below the sigquit signal handler,
- * and signal handlers don't create an lmf, so the stack walk could not
- * be performed.
- */
- mono_print_thread_dump (ctx);
-}
-
-static void
-SIG_HANDLER_SIGNATURE (sigusr2_signal_handler)
-{
- gboolean enabled = mono_trace_is_enabled ();
-
- mono_trace_enable (!enabled);
-}
-
-#endif
-
-static void
-SIG_HANDLER_SIGNATURE (sigint_signal_handler)
-{
- MonoException *exc;
- GET_CONTEXT;
-
- exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
-
- mono_arch_handle_exception (ctx, exc, FALSE);
-}
-
-#ifdef PLATFORM_MACOSX
-
-/*
- * This code disables the CrashReporter of MacOS X by installing
- * a dummy Mach exception handler.
- */
-
-/*
- * http://darwinsource.opendarwin.org/10.4.3/xnu-792.6.22/osfmk/man/exc_server.html
- */
-extern
-boolean_t
-exc_server (mach_msg_header_t *request_msg,
- mach_msg_header_t *reply_msg);
-
-/*
- * The exception message
- */
-typedef struct {
- mach_msg_base_t msg; /* common mach message header */
- char payload [1024]; /* opaque */
-} mach_exception_msg_t;
-
-/* The exception port */
-static mach_port_t mach_exception_port = VM_MAP_NULL;
-
-/*
- * Implicitly called by exc_server. Must be public.
- *
- * http://darwinsource.opendarwin.org/10.4.3/xnu-792.6.22/osfmk/man/catch_exception_raise.html
- */
-kern_return_t
-catch_exception_raise (
- mach_port_t exception_port,
- mach_port_t thread,
- mach_port_t task,
- exception_type_t exception,
- exception_data_t code,
- mach_msg_type_number_t code_count)
-{
- /* consume the exception */
- return KERN_FAILURE;
-}
-
-/*
- * Exception thread handler.
- */
-static
-void *
-mach_exception_thread (void *arg)
-{
- for (;;) {
- mach_exception_msg_t request;
- mach_exception_msg_t reply;
- mach_msg_return_t result;
-
- /* receive from "mach_exception_port" */
- result = mach_msg (&request.msg.header,
- MACH_RCV_MSG | MACH_RCV_LARGE,
- 0,
- sizeof (request),
- mach_exception_port,
- MACH_MSG_TIMEOUT_NONE,
- MACH_PORT_NULL);
-
- g_assert (result == MACH_MSG_SUCCESS);
-
- /* dispatch to catch_exception_raise () */
- exc_server (&request.msg.header, &reply.msg.header);
-
- /* send back to sender */
- result = mach_msg (&reply.msg.header,
- MACH_SEND_MSG,
- reply.msg.header.msgh_size,
- 0,
- MACH_PORT_NULL,
- MACH_MSG_TIMEOUT_NONE,
- MACH_PORT_NULL);
-
- g_assert (result == MACH_MSG_SUCCESS);
- }
- return NULL;
-}
-
-static void
-macosx_register_exception_handler ()
-{
- mach_port_t task;
- pthread_attr_t attr;
- pthread_t thread;
-
- if (mach_exception_port != VM_MAP_NULL)
- return;
-
- task = mach_task_self ();
-
- /* create the "mach_exception_port" with send & receive rights */
- g_assert (mach_port_allocate (task, MACH_PORT_RIGHT_RECEIVE,
- &mach_exception_port) == KERN_SUCCESS);
- g_assert (mach_port_insert_right (task, mach_exception_port, mach_exception_port,
- MACH_MSG_TYPE_MAKE_SEND) == KERN_SUCCESS);
-
- /* create the exception handler thread */
- g_assert (!pthread_attr_init (&attr));
- g_assert (!pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED));
- g_assert (!pthread_create (&thread, &attr, mach_exception_thread, NULL));
- pthread_attr_destroy (&attr);
-
- /*
- * register "mach_exception_port" as a receiver for the
- * EXC_BAD_ACCESS exception
- *
- * http://darwinsource.opendarwin.org/10.4.3/xnu-792.6.22/osfmk/man/task_set_exception_ports.html
- */
- g_assert (task_set_exception_ports (task, EXC_MASK_BAD_ACCESS,
- mach_exception_port,
- EXCEPTION_DEFAULT,
- MACHINE_THREAD_STATE) == KERN_SUCCESS);
-}
-#endif
-
-#ifndef PLATFORM_WIN32
-static void
-add_signal_handler (int signo, gpointer handler)
-{
- struct sigaction sa;
-
-#ifdef MONO_ARCH_USE_SIGACTION
- sa.sa_sigaction = handler;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = SA_SIGINFO;
-#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
- if (signo == SIGSEGV)
- sa.sa_flags |= SA_ONSTACK;
-#endif
-#else
- sa.sa_handler = handler;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = 0;
-#endif
- g_assert (sigaction (signo, &sa, NULL) != -1);
-}
-
-static void
-remove_signal_handler (int signo)
-{
- struct sigaction sa;
-
- sa.sa_handler = SIG_DFL;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = 0;
-
- sigaction (signo, &sa, NULL);
-}
-#endif
-
-static void
-mono_runtime_install_handlers (void)
-{
-#ifdef PLATFORM_WIN32
- win32_seh_init();
- win32_seh_set_handler(SIGFPE, sigfpe_signal_handler);
- win32_seh_set_handler(SIGILL, sigill_signal_handler);
- win32_seh_set_handler(SIGSEGV, sigsegv_signal_handler);
- if (debug_options.handle_sigint)
- win32_seh_set_handler(SIGINT, sigint_signal_handler);
-
-#else /* !PLATFORM_WIN32 */
-
- sigset_t signal_set;
-
-#if defined(PLATFORM_MACOSX) && !defined(__arm__)
- macosx_register_exception_handler ();
-#endif
-
- if (debug_options.handle_sigint)
- add_signal_handler (SIGINT, sigint_signal_handler);
-
- add_signal_handler (SIGFPE, sigfpe_signal_handler);
- add_signal_handler (SIGQUIT, sigquit_signal_handler);
- add_signal_handler (SIGILL, sigill_signal_handler);
- add_signal_handler (SIGBUS, sigsegv_signal_handler);
- if (mono_jit_trace_calls != NULL)
- add_signal_handler (SIGUSR2, sigusr2_signal_handler);
-
- add_signal_handler (mono_thread_get_abort_signal (), sigusr1_signal_handler);
- /* it seems to have become a common bug for some programs that run as parents
- * of many processes to block signal delivery for real time signals.
- * We try to detect and work around their breakage here.
- */
- sigemptyset (&signal_set);
- sigaddset (&signal_set, mono_thread_get_abort_signal ());
- sigprocmask (SIG_UNBLOCK, &signal_set, NULL);
-
- signal (SIGPIPE, SIG_IGN);
-
- add_signal_handler (SIGABRT, sigabrt_signal_handler);
-
- /* catch SIGSEGV */
- add_signal_handler (SIGSEGV, sigsegv_signal_handler);
-#endif /* PLATFORM_WIN32 */
-}
-
-static void
-mono_runtime_cleanup_handlers (void)
-{
-#ifdef PLATFORM_WIN32
- win32_seh_cleanup();
-#else
- if (debug_options.handle_sigint)
- remove_signal_handler (SIGINT);
-
- remove_signal_handler (SIGFPE);
- remove_signal_handler (SIGQUIT);
- remove_signal_handler (SIGILL);
- remove_signal_handler (SIGBUS);
- if (mono_jit_trace_calls != NULL)
- remove_signal_handler (SIGUSR2);
-
- remove_signal_handler (mono_thread_get_abort_signal ());
-
- remove_signal_handler (SIGABRT);
-
- remove_signal_handler (SIGSEGV);
-#endif /* PLATFORM_WIN32 */
-}
-
-
-#ifdef HAVE_LINUX_RTC_H
-#include <linux/rtc.h>
-#include <sys/ioctl.h>
-#include <fcntl.h>
-static int rtc_fd = -1;
-
-static int
-enable_rtc_timer (gboolean enable)
-{
- int flags;
- flags = fcntl (rtc_fd, F_GETFL);
- if (flags < 0) {
- perror ("getflags");
- return 0;
- }
- if (enable)
- flags |= FASYNC;
- else
- flags &= ~FASYNC;
- if (fcntl (rtc_fd, F_SETFL, flags) == -1) {
- perror ("setflags");
- return 0;
- }
- return 1;
-}
-#endif
-
-#ifdef PLATFORM_WIN32
-static HANDLE win32_main_thread;
-static MMRESULT win32_timer;
-
-static void CALLBACK
-win32_time_proc (UINT uID, UINT uMsg, DWORD dwUser, DWORD dw1, DWORD dw2)
-{
- CONTEXT context;
-
- context.ContextFlags = CONTEXT_CONTROL;
- if (GetThreadContext (win32_main_thread, &context)) {
-#ifdef _WIN64
- mono_profiler_stat_hit ((guchar *) context.Rip, &context);
-#else
- mono_profiler_stat_hit ((guchar *) context.Eip, &context);
-#endif
- }
-}
-#endif
-
-static void
-setup_stat_profiler (void)
-{
-#ifdef ITIMER_PROF
- struct itimerval itval;
- static int inited = 0;
-#ifdef HAVE_LINUX_RTC_H
- const char *rtc_freq;
- if (!inited && (rtc_freq = g_getenv ("MONO_RTC"))) {
- int freq = 0;
- inited = 1;
- if (*rtc_freq)
- freq = atoi (rtc_freq);
- if (!freq)
- freq = 1024;
- rtc_fd = open ("/dev/rtc", O_RDONLY);
- if (rtc_fd == -1) {
- perror ("open /dev/rtc");
- return;
- }
- add_signal_handler (SIGPROF, sigprof_signal_handler);
- if (ioctl (rtc_fd, RTC_IRQP_SET, freq) == -1) {
- perror ("set rtc freq");
- return;
- }
- if (ioctl (rtc_fd, RTC_PIE_ON, 0) == -1) {
- perror ("start rtc");
- return;
- }
- if (fcntl (rtc_fd, F_SETSIG, SIGPROF) == -1) {
- perror ("setsig");
- return;
- }
- if (fcntl (rtc_fd, F_SETOWN, getpid ()) == -1) {
- perror ("setown");
- return;
- }
- enable_rtc_timer (TRUE);
- return;
- }
- if (rtc_fd >= 0)
- return;
-#endif
-
- itval.it_interval.tv_usec = 999;
- itval.it_interval.tv_sec = 0;
- itval.it_value = itval.it_interval;
- setitimer (ITIMER_PROF, &itval, NULL);
- if (inited)
- return;
- inited = 1;
- add_signal_handler (SIGPROF, sigprof_signal_handler);
-#elif defined (PLATFORM_WIN32)
- static int inited = 0;
- TIMECAPS timecaps;
-
- if (inited)
- return;
-
- inited = 1;
- if (timeGetDevCaps (&timecaps, sizeof (timecaps)) != TIMERR_NOERROR)
- return;
-
- if ((win32_main_thread = OpenThread (READ_CONTROL | THREAD_GET_CONTEXT, FALSE, GetCurrentThreadId ())) == NULL)
- return;
-
- if (timeBeginPeriod (1) != TIMERR_NOERROR)
- return;
-
- if ((win32_timer = timeSetEvent (1, 0, win32_time_proc, 0, TIME_PERIODIC)) == 0) {
- timeEndPeriod (1);
- return;
- }
-#endif
-}
-
-/* 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_arch_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 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
-
-#ifdef MONO_ARCH_COMMON_VTABLE_TRAMPOLINE
-gpointer
-mini_get_vtable_trampoline (void)
-{
- 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;
-}
-#endif
-
-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, "dont-free-domains"))
- mono_dont_free_domains = 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'\n");
- exit (1);
- }
- }
-
- g_strfreev (args);
-}
-
-MonoDebugOptions *
-mini_get_debug_options (void)
-{
- return &debug_options;
-}
-
-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);
-
- 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
-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);
-
- g_free (domain->runtime_info);
- domain->runtime_info = NULL;
-}
-
-MonoDomain *
-mini_init (const char *filename, const char *runtime_version)
-{
- MonoDomain *domain;
-
- 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);
-
- 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);
-
- mono_arch_cpu_init ();
-
- mono_arch_init ();
-
- mono_unwind_init ();
-
- if (getenv ("MONO_XDEBUG")) {
- mono_xdebug_init ();
- /* So methods for multiple domains don't have the same address */
- mono_dont_free_domains = TRUE;
- }
-
- mono_trampolines_init ();
-
- if (!g_thread_supported ())
- g_thread_init (NULL);
-
- if (getenv ("MONO_DEBUG") != NULL)
- mini_parse_debug_options ();
-
- mono_gc_base_init ();
-
- mono_jit_tls_id = TlsAlloc ();
- setup_jit_tls_data ((gpointer)-1, mono_thread_abort);
-
- if (default_opt & MONO_OPT_AOT)
- mono_aot_init ();
-
- mono_runtime_install_handlers ();
- 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);
- mono_install_trampoline (mono_create_jit_trampoline);
- 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 (runtime_version)
- domain = mono_init_version (filename, runtime_version);
- else
- domain = mono_init_from_assembly (filename, filename);
-
- if (mono_aot_only) {
- /* The IMT tables are very dynamic thus they are hard to AOT */
- mono_use_imt = FALSE;
- /* This helps catch code allocation requests */
- mono_code_manager_set_read_only (domain->code_mp);
- }
-
-#ifdef MONO_ARCH_HAVE_IMT
- if (mono_use_imt) {
- mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);
- mono_install_imt_trampoline (mini_get_imt_trampoline ());
-#if MONO_ARCH_COMMON_VTABLE_TRAMPOLINE
- mono_install_vtable_trampoline (mini_get_vtable_trampoline ());
-#endif
- }
-#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);
- register_icall (mono_get_throw_exception_by_name (), "mono_arch_throw_exception_by_name", "void ptr", TRUE);
-#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_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 (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);
- 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);
-
- 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);
-#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);
-#endif
-
- mono_generic_sharing_init ();
-
-#ifdef MONO_ARCH_SIMD_INTRINSICS
- mono_simd_intrinsics_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 ("\nGeneric instances: %ld\n", mono_stats.generic_instance_count);
- g_print ("Initialized classes: %ld\n", mono_stats.generic_class_count);
- g_print ("Inflated methods: %ld / %ld\n", mono_stats.inflated_method_count_2,
- mono_stats.inflated_method_count);
- g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
- g_print ("Generics metadata size: %ld\n", mono_stats.generics_metadata_size);
- 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)
-{
-#ifdef HAVE_LINUX_RTC_H
- if (rtc_fd >= 0)
- enable_rtc_timer (FALSE);
-#endif
-
-#ifndef DISABLE_COM
- cominterop_release_all_rcws ();
-#endif
-
- /*
- * 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);
-
- /* This accesses metadata so needs to be called before runtime shutdown */
- print_jit_stats ();
-
- mono_runtime_cleanup (domain);
-
- mono_profiler_shutdown ();
-
- mono_icall_cleanup ();
-
- mono_runtime_cleanup_handlers ();
-
- mono_domain_free (domain, TRUE);
-
- mono_debugger_cleanup ();
-
- 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);
-
- 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;
-}
-
-/*
- * 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", FULL_VERSION, mono_build_date);
- else
- return g_strdup_printf ("%s", 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);
- 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);
-}
projects / mono.git / blobdiff