* Copyright 2011 Xamarin, Inc (http://www.xamarin.com)
*/
-#define MONO_LLVM_IN_MINI 1
#include <config.h>
#ifdef HAVE_ALLOCA_H
#include <alloca.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
-#ifdef HAVE_SIGNAL_H
-#include <signal.h>
-#endif
#include <mono/utils/memcheck.h>
#include <mono/metadata/threads.h>
#include <mono/metadata/appdomain.h>
#include <mono/metadata/debug-helpers.h>
-#include <mono/io-layer/io-layer.h>
#include "mono/metadata/profiler.h"
#include <mono/metadata/profiler-private.h>
#include <mono/metadata/mono-config.h>
#include <mono/metadata/mempool-internals.h>
#include <mono/metadata/attach.h>
#include <mono/metadata/runtime.h>
-#include <mono/metadata/mono-debug-debugger.h>
#include <mono/utils/mono-math.h>
#include <mono/utils/mono-compiler.h>
#include <mono/utils/mono-counters.h>
#include <mono/utils/mono-tls.h>
#include <mono/utils/mono-hwcap.h>
#include <mono/utils/dtrace.h>
-#include <mono/utils/mono-signal-handler.h>
#include <mono/utils/mono-threads.h>
+#include <mono/io-layer/io-layer.h>
#include "mini.h"
#include "seq-points.h"
-#include "mini-llvm.h"
#include "tasklets.h"
#include <string.h>
#include <ctype.h>
#include "mini-gc.h"
#include "debugger-agent.h"
-#include "seq-points.h"
-
-static gpointer mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex);
-
-
-static guint32 default_opt = 0;
-static gboolean default_opt_set = FALSE;
-
-MonoNativeTlsKey mono_jit_tls_id;
-
-#ifdef MONO_HAVE_FAST_TLS
-MONO_FAST_TLS_DECLARE(mono_jit_tls);
-#endif
MonoTraceSpec *mono_jit_trace_calls;
-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 */
-gboolean mono_use_imt = TRUE;
MonoMethodDesc *mono_inject_async_exc_method;
int mono_inject_async_exc_pos;
MonoMethodDesc *mono_break_at_bb_method;
int mono_break_at_bb_bb_num;
gboolean mono_do_x86_stack_align = TRUE;
-const char *mono_build_date;
-gboolean mono_do_signal_chaining;
-gboolean mono_do_crash_chaining;
-static gboolean mono_using_xdebug;
-static int mini_verbose = 0;
-
-/*
- * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
- * it can load AOT code compiled by LLVM.
- */
-gboolean mono_use_llvm = FALSE;
+gboolean mono_using_xdebug;
#define mono_jit_lock() mono_mutex_lock (&jit_mutex)
#define mono_jit_unlock() mono_mutex_unlock (&jit_mutex)
static mono_mutex_t jit_mutex;
-static MonoCodeManager *global_codeman;
-
-static GHashTable *jit_icall_name_hash;
-
-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;
-
-static GSList *tramp_infos;
-
-static void register_icalls (void);
-
gpointer
mono_realloc_native_code (MonoCompile *cfg)
{
}
#endif /* __native_client_codegen__ */
-gboolean
-mono_running_on_valgrind (void)
-{
- if (RUNNING_ON_VALGRIND){
-#ifdef VALGRIND_JIT_REGISTER_MAP
- valgrind_register = TRUE;
-#endif
- return TRUE;
- } else
- return FALSE;
-}
-
typedef struct {
MonoExceptionClause *clause;
MonoBasicBlock *basic_block;
int start_offset;
} TryBlockHole;
-typedef struct {
- void *ip;
- MonoMethod *method;
-} FindTrampUserData;
-
-static void
-find_tramp (gpointer key, gpointer value, gpointer user_data)
-{
- FindTrampUserData *ud = (FindTrampUserData*)user_data;
-
- if (value == ud->ip)
- ud->method = (MonoMethod*)key;
-}
-
-/* debug function */
-G_GNUC_UNUSED static char*
-get_method_from_ip (void *ip)
-{
- MonoJitInfo *ji;
- char *method;
- char *res;
- MonoDomain *domain = mono_domain_get ();
- MonoDebugSourceLocation *location;
- FindTrampUserData user_data;
-
- if (!domain)
- domain = mono_get_root_domain ();
-
- 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 (jinfo_get_method (ji), TRUE);
- /* FIXME: unused ? */
- location = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
-
- res = g_strdup_printf (" %s + 0x%x (%p %p) [%p - %s]", method, (int)((char*)ip - (char*)ji->code_start), ji->code_start, (char*)ji->code_start + ji->code_size, domain, domain->friendly_name);
-
- mono_debug_free_source_location (location);
- g_free (method);
-
- return res;
-}
-
-/**
- * mono_pmip:
- * @ip: an instruction pointer address
- *
- * This method is used from a debugger to get the name of the
- * method at address @ip. This routine is typically invoked from
- * a debugger like this:
- *
- * (gdb) print mono_pmip ($pc)
- *
- * Returns: the name of the method at address @ip.
- */
-G_GNUC_UNUSED char *
-mono_pmip (void *ip)
-{
- return get_method_from_ip (ip);
-}
-
-/**
- * mono_print_method_from_ip
- * @ip: an instruction pointer address
- *
- * This method is used from a debugger to get the name of the
- * method at address @ip.
- *
- * This prints the name of the method at address @ip in the standard
- * output. Unlike mono_pmip which returns a string, this routine
- * prints the value on the standard output.
- */
-#ifdef __GNUC__
-/* Prevent the linker from optimizing this away in embedding setups to help debugging */
- __attribute__((used))
-#endif
-void
-mono_print_method_from_ip (void *ip)
-{
- MonoJitInfo *ji;
- char *method;
- MonoDebugSourceLocation *source;
- MonoDomain *domain = mono_domain_get ();
- MonoDomain *target_domain = mono_domain_get ();
- FindTrampUserData user_data;
- MonoGenericSharingContext*gsctx;
- const char *shared_type;
- GSList *l;
-
- ji = mini_jit_info_table_find (domain, ip, &target_domain);
- if (!ji) {
- user_data.ip = ip;
- user_data.method = NULL;
- mono_domain_lock (domain);
- g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
- mono_domain_unlock (domain);
- if (user_data.method) {
- char *mname = mono_method_full_name (user_data.method, TRUE);
- printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
- g_free (mname);
- return;
- }
- for (l = tramp_infos; l; l = l->next) {
- MonoTrampInfo *tinfo = l->data;
-
- if ((guint8*)ip >= tinfo->code && (guint8*)ip <= tinfo->code + tinfo->code_size) {
- printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
- return;
- }
- }
-
- g_print ("No method at %p\n", ip);
- fflush (stdout);
- return;
- }
- method = mono_method_full_name (jinfo_get_method (ji), TRUE);
- source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
-
- gsctx = mono_jit_info_get_generic_sharing_context (ji);
- shared_type = "";
- if (gsctx) {
- if (gsctx->var_is_vt || gsctx->mvar_is_vt)
- shared_type = "gsharedvt ";
- else
- shared_type = "gshared ";
- }
-
- g_print ("IP %p at offset 0x%x of %smethod %s (%p %p)[domain %p - %s]\n", ip, (int)((char*)ip - (char*)ji->code_start), shared_type, method, ji->code_start, (char*)ji->code_start + ji->code_size, target_domain, target_domain->friendly_name);
-
- if (source)
- g_print ("%s:%d\n", source->source_file, source->row);
- fflush (stdout);
-
- 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)
-{
- MonoMethod *cmethod;
-
- 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;
-
- cmethod = jinfo_get_method (caller);
- if ((cmethod->klass == mono_defaults.appdomain_class) &&
- (strstr (cmethod->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;
- }
-}
-
-#if defined(__native_client_codegen__) && defined(__native_client__)
-void
-mono_nacl_gc()
-{
-#ifdef __native_client_gc__
- __nacl_suspend_thread_if_needed();
-#endif
-}
-
-/* Given the temporary buffer (allocated by mono_global_codeman_reserve) into
- * which we are generating code, return a pointer to the destination in the
- * dynamic code segment into which the code will be copied when
- * mono_global_codeman_commit is called.
- * LOCKING: Acquires the jit lock.
- */
-void*
-nacl_global_codeman_get_dest (void *data)
-{
- void *dest;
- mono_jit_lock ();
- dest = nacl_code_manager_get_code_dest (global_codeman, data);
- mono_jit_unlock ();
- return dest;
-}
-
-void
-mono_global_codeman_commit (void *data, int size, int newsize)
-{
- mono_jit_lock ();
- mono_code_manager_commit (global_codeman, data, size, newsize);
- mono_jit_unlock ();
-}
-
-/*
- * Convenience function which calls mono_global_codeman_commit to validate and
- * copy the code. The caller sets *buf_base and *buf_size to the start and size
- * of the buffer (allocated by mono_global_codeman_reserve), and *code_end to
- * the byte after the last instruction byte. On return, *buf_base will point to
- * the start of the copied in the code segment, and *code_end will point after
- * the end of the copied code.
- */
-void
-nacl_global_codeman_validate (guint8 **buf_base, int buf_size, guint8 **code_end)
-{
- guint8 *tmp = nacl_global_codeman_get_dest (*buf_base);
- mono_global_codeman_commit (*buf_base, buf_size, *code_end - *buf_base);
- *code_end = tmp + (*code_end - *buf_base);
- *buf_base = tmp;
-}
-#else
-/* no-op versions of Native Client functions */
-void*
-nacl_global_codeman_get_dest (void *data)
-{
- return data;
-}
-
-void
-mono_global_codeman_commit (void *data, int size, int newsize)
-{
-}
-
-void
-nacl_global_codeman_validate (guint8 **buf_base, int buf_size, guint8 **code_end)
-{
-}
-
-#endif /* __native_client__ */
-
-/**
- * mono_create_unwind_op:
- *
- * Create an unwind op with the given parameters.
- */
-MonoUnwindOp*
-mono_create_unwind_op (int when, int tag, int reg, int val)
-{
- MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
-
- op->op = tag;
- op->reg = reg;
- op->val = val;
- op->when = when;
-
- return op;
-}
-
/**
* mono_emit_unwind_op:
*
}
}
-MonoJumpInfoToken *
-mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
-{
- MonoJumpInfoToken *res = mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
- res->image = image;
- res->token = token;
- res->has_context = context != NULL;
- if (context)
- memcpy (&res->context, context, sizeof (MonoGenericContext));
-
- return res;
-}
-
-MonoJumpInfoToken *
-mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
-{
- return mono_jump_info_token_new2 (mp, image, token, NULL);
-}
-
-/*
- * mono_tramp_info_create:
- *
- * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
- * of JI, and UNWIND_OPS.
- */
-MonoTrampInfo*
-mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
-{
- MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
-
- info->name = g_strdup ((char*)name);
- info->code = code;
- info->code_size = code_size;
- info->ji = ji;
- info->unwind_ops = unwind_ops;
-
- return info;
-}
-
-void
-mono_tramp_info_free (MonoTrampInfo *info)
-{
- GSList *l;
-
- g_free (info->name);
-
- // FIXME: ji
- for (l = info->unwind_ops; l; l = l->next)
- g_free (l->data);
- g_slist_free (info->unwind_ops);
- g_free (info);
-}
-
-/*
- * mono_tramp_info_register:
- *
- * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
- * INFO can be NULL.
- * Frees INFO.
- */
-void
-mono_tramp_info_register (MonoTrampInfo *info)
-{
- MonoTrampInfo *copy;
-
- if (!info)
- return;
-
- copy = g_new0 (MonoTrampInfo, 1);
- copy->code = info->code;
- copy->code_size = info->code_size;
- copy->name = g_strdup (info->name);
-
- mono_jit_lock ();
- tramp_infos = g_slist_prepend (tramp_infos, copy);
- mono_jit_unlock ();
-
- mono_save_trampoline_xdebug_info (info);
-
- if (mono_jit_map_is_enabled ())
- mono_emit_jit_tramp (info->code, info->code_size, info->name);
-
- mono_tramp_info_free (info);
-}
-
-static void
-mono_tramp_info_cleanup (void)
-{
- GSList *l;
-
- for (l = tramp_infos; l; l = l->next) {
- MonoTrampInfo *info = l->data;
-
- mono_tramp_info_free (info);
- }
- g_slist_free (tramp_infos);
-}
-
-G_GNUC_UNUSED static void
-break_count (void)
-{
-}
-
-/*
- * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
- * Set a breakpoint in break_count () to break the last time <x> is done.
- */
-G_GNUC_UNUSED gboolean
-mono_debug_count (void)
-{
- static int count = 0;
- static gboolean inited;
- static const char *value;
-
- count ++;
-
- if (!inited) {
- value = g_getenv ("COUNT");
- inited = TRUE;
- }
-
- if (!value)
- return TRUE;
-
- if (count == atoi (value))
- break_count ();
-
- if (count > atoi (value))
- return FALSE;
-
- return TRUE;
-}
-
#define MONO_INIT_VARINFO(vi,id) do { \
(vi)->range.first_use.pos.bid = 0xffff; \
(vi)->reg = -1; \
guint
mono_type_to_store_membase (MonoCompile *cfg, MonoType *type)
{
- if (type->byref)
- return OP_STORE_MEMBASE_REG;
-
- type = mini_replace_type (type);
+ type = mini_get_underlying_type (cfg, type);
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:
goto handle_enum;
case MONO_TYPE_VAR:
case MONO_TYPE_MVAR:
- if (mini_type_var_is_vt (cfg, type))
- return OP_STOREV_MEMBASE;
- else
- return OP_STORE_MEMBASE_REG;
+ g_assert (mini_type_var_is_vt (cfg, type));
+ return OP_STOREV_MEMBASE;
default:
g_error ("unknown type 0x%02x in type_to_store_membase", type->type);
}
guint
mono_type_to_load_membase (MonoCompile *cfg, MonoType *type)
{
- if (type->byref)
- return OP_LOAD_MEMBASE;
-
- type = mini_replace_type (type);
+ type = mini_get_underlying_type (cfg, type);
switch (type->type) {
case MONO_TYPE_I1:
return OP_LOADI1_MEMBASE;
case MONO_TYPE_U1:
- case MONO_TYPE_BOOLEAN:
return OP_LOADU1_MEMBASE;
case MONO_TYPE_I2:
return OP_LOADI2_MEMBASE;
case MONO_TYPE_U2:
- case MONO_TYPE_CHAR:
return OP_LOADU2_MEMBASE;
case MONO_TYPE_I4:
return OP_LOADI4_MEMBASE;
case MONO_TYPE_VAR:
case MONO_TYPE_MVAR:
g_assert (cfg->generic_sharing_context);
- if (mini_type_var_is_vt (cfg, type))
- return OP_LOADV_MEMBASE;
- else
- return OP_LOAD_MEMBASE;
+ g_assert (mini_type_var_is_vt (cfg, type));
+ return OP_LOADV_MEMBASE;
default:
g_error ("unknown type 0x%02x in type_to_load_membase", type->type);
}
static guint
mini_type_to_ldind (MonoCompile* cfg, MonoType *type)
{
- if (cfg->generic_sharing_context && !type->byref) {
- if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR) {
- if (mini_type_var_is_vt (cfg, type))
- return CEE_LDOBJ;
- else
- return CEE_LDIND_REF;
- }
+ type = mini_get_underlying_type (cfg, type);
+ if (cfg->generic_sharing_context && !type->byref && (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)) {
+ g_assert (mini_type_var_is_vt (cfg, type));
+ return CEE_LDOBJ;
}
return mono_type_to_ldind (type);
}
guint
mini_type_to_stind (MonoCompile* cfg, MonoType *type)
{
- type = mini_replace_type (type);
-
- if (cfg->generic_sharing_context && !type->byref) {
- if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR) {
- if (mini_type_var_is_vt (cfg, type))
- return CEE_STOBJ;
- else
- return CEE_STIND_REF;
- }
+ type = mini_get_underlying_type (cfg, type);
+ if (cfg->generic_sharing_context && !type->byref && (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)) {
+ g_assert (mini_type_var_is_vt (cfg, type));
+ return CEE_STOBJ;
}
return mono_type_to_stind (type);
}
int num = cfg->num_varinfo;
gboolean regpair;
- type = mini_replace_type (type);
+ type = mini_get_underlying_type (cfg, type);
if ((num + 1) >= cfg->varinfo_count) {
int orig_count = cfg->varinfo_count;
if (type->byref) {
mono_mark_vreg_as_mp (cfg, vreg);
} else {
- MonoType *t = mini_replace_type (type);
- if ((MONO_TYPE_ISSTRUCT (t) && inst->klass->has_references) || mini_type_is_reference (cfg, t)) {
+ if ((MONO_TYPE_ISSTRUCT (type) && inst->klass->has_references) || mini_type_is_reference (cfg, type)) {
inst->flags |= MONO_INST_GC_TRACK;
mono_mark_vreg_as_ref (cfg, vreg);
}
mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)
{
int dreg;
- type = mini_replace_type (type);
+ type = mini_get_underlying_type (cfg, type);
if (mono_type_is_long (type))
dreg = mono_alloc_dreg (cfg, STACK_I8);
* 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) {
+mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index)
+{
memset (dest, 0, sizeof (MonoInst));
dest->inst_i0 = cfg->varinfo [var_index];
dest->opcode = mini_type_to_ldind (cfg, dest->inst_i0->inst_vtype);
/* Only two instructions */
opcode = bb->code->opcode;
- if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {
+ 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) || (opcode == OP_RCOMPARE)) {
/* NEW IR */
mono_bblock_insert_before_ins (bb, bb->code, inst);
} else {
} else {
opcode = bb->last_ins->prev->opcode;
- if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {
+ 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) || (opcode == OP_RCOMPARE)) {
/* NEW IR */
mono_bblock_insert_before_ins (bb, bb->last_ins->prev, inst);
} else {
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 !dont_verify && mini_method_verify (cfg, method_definition, fail_compile);
}
-static gconstpointer
-mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
+static void
+mono_dynamic_code_hash_insert (MonoDomain *domain, MonoMethod *method, MonoJitDynamicMethodInfo *ji)
{
- char *name;
- MonoMethod *wrapper;
- gconstpointer trampoline;
- MonoDomain *domain = mono_get_root_domain ();
-
- if (callinfo->wrapper) {
- return callinfo->wrapper;
- }
+ 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);
+}
- if (callinfo->trampoline)
- return callinfo->trampoline;
-
- /*
- * We use the lock on the root domain instead of the JIT lock to protect
- * callinfo->trampoline, since we do a lot of stuff inside the critical section.
- */
- mono_loader_lock (); /*FIXME mono_compile_method requires the loader lock, by large.*/
- mono_domain_lock (domain);
-
- if (callinfo->trampoline) {
- mono_domain_unlock (domain);
- mono_loader_unlock ();
- return callinfo->trampoline;
- }
-
- name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
- wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_for_pending_exc);
- g_free (name);
-
- if (do_compile)
- trampoline = mono_compile_method (wrapper);
- else
- trampoline = mono_create_ftnptr (domain, mono_create_jit_trampoline_in_domain (domain, wrapper));
- mono_register_jit_icall_wrapper (callinfo, trampoline);
-
- callinfo->trampoline = trampoline;
-
- mono_domain_unlock (domain);
- mono_loader_unlock ();
-
- return callinfo->trampoline;
-}
-
-gconstpointer
-mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
-{
- return mono_icall_get_wrapper_full (callinfo, FALSE);
-}
-
-static void
-mono_dynamic_code_hash_insert (MonoDomain *domain, MonoMethod *method, MonoJitDynamicMethodInfo *ji)
-{
- if (!domain_jit_info (domain)->dynamic_code_hash)
- domain_jit_info (domain)->dynamic_code_hash = g_hash_table_new (NULL, NULL);
- g_hash_table_insert (domain_jit_info (domain)->dynamic_code_hash, method, ji);
-}
-
-static MonoJitDynamicMethodInfo*
-mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
-{
- MonoJitDynamicMethodInfo *res;
+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);
if (cfg->disable_reuse_stack_slots)
reuse_slot = FALSE;
+ t = mini_get_underlying_type (cfg, t);
switch (t->type) {
case MONO_TYPE_GENERICINST:
if (!mono_type_generic_inst_is_valuetype (t)) {
if (cfg->disable_reuse_stack_slots)
reuse_slot = FALSE;
- if (t->byref) {
- slot_info = &scalar_stack_slots [MONO_TYPE_I];
- } else {
- switch (t->type) {
- case MONO_TYPE_GENERICINST:
- if (!mono_type_generic_inst_is_valuetype (t)) {
- slot_info = &scalar_stack_slots [t->type];
- break;
- }
- /* Fall through */
- case MONO_TYPE_VALUETYPE:
- if (!vtype_stack_slots)
- vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);
- for (i = 0; i < nvtypes; ++i)
- if (t->data.klass == vtype_stack_slots [i].vtype)
- break;
- if (i < nvtypes)
- slot_info = &vtype_stack_slots [i];
- else {
- g_assert (nvtypes < 256);
- vtype_stack_slots [nvtypes].vtype = t->data.klass;
- slot_info = &vtype_stack_slots [nvtypes];
- nvtypes ++;
- }
- if (cfg->disable_reuse_ref_stack_slots)
- reuse_slot = FALSE;
+ t = mini_get_underlying_type (cfg, t);
+ switch (t->type) {
+ case MONO_TYPE_GENERICINST:
+ if (!mono_type_generic_inst_is_valuetype (t)) {
+ slot_info = &scalar_stack_slots [t->type];
break;
+ }
+ /* Fall through */
+ case MONO_TYPE_VALUETYPE:
+ if (!vtype_stack_slots)
+ vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);
+ for (i = 0; i < nvtypes; ++i)
+ if (t->data.klass == vtype_stack_slots [i].vtype)
+ break;
+ if (i < nvtypes)
+ slot_info = &vtype_stack_slots [i];
+ else {
+ g_assert (nvtypes < 256);
+ vtype_stack_slots [nvtypes].vtype = t->data.klass;
+ slot_info = &vtype_stack_slots [nvtypes];
+ nvtypes ++;
+ }
+ if (cfg->disable_reuse_ref_stack_slots)
+ reuse_slot = FALSE;
+ break;
- case MONO_TYPE_PTR:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
+ case MONO_TYPE_PTR:
+ case MONO_TYPE_I:
+ case MONO_TYPE_U:
#if SIZEOF_VOID_P == 4
- case MONO_TYPE_I4:
+ case MONO_TYPE_I4:
#else
- case MONO_TYPE_I8:
+ case MONO_TYPE_I8:
#endif
- if (cfg->disable_ref_noref_stack_slot_share) {
- slot_info = &scalar_stack_slots [MONO_TYPE_I];
- break;
- }
- /* Fall through */
-
- case MONO_TYPE_CLASS:
- case MONO_TYPE_OBJECT:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_STRING:
- /* Share non-float stack slots of the same size */
- slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
- if (cfg->disable_reuse_ref_stack_slots)
- reuse_slot = FALSE;
- break;
- case MONO_TYPE_VAR:
- case MONO_TYPE_MVAR:
- slot_info = &scalar_stack_slots [t->type];
- break;
- default:
- slot_info = &scalar_stack_slots [t->type];
+ if (cfg->disable_ref_noref_stack_slot_share) {
+ slot_info = &scalar_stack_slots [MONO_TYPE_I];
break;
}
+ /* Fall through */
+
+ case MONO_TYPE_CLASS:
+ case MONO_TYPE_OBJECT:
+ case MONO_TYPE_ARRAY:
+ case MONO_TYPE_SZARRAY:
+ case MONO_TYPE_STRING:
+ /* Share non-float stack slots of the same size */
+ slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
+ if (cfg->disable_reuse_ref_stack_slots)
+ reuse_slot = FALSE;
+ break;
+ case MONO_TYPE_VAR:
+ case MONO_TYPE_MVAR:
+ slot_info = &scalar_stack_slots [t->type];
+ break;
+ default:
+ slot_info = &scalar_stack_slots [t->type];
+ break;
}
slot = 0xffffff;
return NULL;
}
-static void
-register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
+void
+mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
{
MonoJitICallInfo *info;
MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
g_assert (!sig->hasthis);
g_assert (sig->param_count < 3);
- info = mono_register_jit_icall_full (func, name, sig, no_throw, symbol);
+ /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
+ info = mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
if (emul_opcode_num >= emul_opcode_alloced) {
int incr = emul_opcode_alloced? emul_opcode_alloced/2: 16;
emul_opcode_hit_cache [opcode >> (EMUL_HIT_SHIFT + 3)] |= (1 << (opcode & EMUL_HIT_MASK));
}
-/*
- * For JIT icalls implemented in C.
- * NAME should be the same as the name of the C function whose address is FUNC.
- * If SAVE is TRUE, no wrapper is generated. This is for perf critical icalls which
- * can't throw exceptions.
- */
-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_full (func, name, sig, save, save ? name : NULL);
-}
-
-static void
-register_dyn_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;
g_free (cfg);
}
-#ifdef MONO_HAVE_FAST_TLS
-MONO_FAST_TLS_DECLARE(mono_lmf_addr);
-#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.
- */
-MONO_FAST_TLS_DECLARE(mono_lmf);
-#endif
-#endif
+#ifndef DISABLE_JIT
-gint32
-mono_get_jit_tls_offset (void)
+static MonoInst*
+mono_create_tls_get_offset (MonoCompile *cfg, int offset)
{
- int offset;
+ MonoInst* ins;
-#ifdef HOST_WIN32
- if (mono_jit_tls_id)
- offset = mono_jit_tls_id;
- else
- /* FIXME: Happens during startup */
- offset = -1;
-#else
- MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);
-#endif
- return offset;
-}
+ if (!MONO_ARCH_HAVE_TLS_GET)
+ return NULL;
-gint32
-mono_get_lmf_tls_offset (void)
-{
-#if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
- int offset;
- MONO_THREAD_VAR_OFFSET(mono_lmf,offset);
- return offset;
-#else
- return -1;
-#endif
-}
+ if (offset == -1)
+ return NULL;
-gint32
-mono_get_lmf_addr_tls_offset (void)
-{
- int offset;
- MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);
- return offset;
+ MONO_INST_NEW (cfg, ins, OP_TLS_GET);
+ ins->dreg = mono_alloc_preg (cfg);
+ ins->inst_offset = offset;
+ return ins;
}
-MonoLMF *
-mono_get_lmf (void)
+gboolean
+mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key)
{
-#if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
- return MONO_FAST_TLS_GET (mono_lmf);
-#else
- MonoJitTlsData *jit_tls;
+ if (!MONO_ARCH_HAVE_TLS_GET)
+ return FALSE;
- if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
- return jit_tls->lmf;
- /*
- * We do not assert here because this function can be called from
- * mini-gc.c on a thread that has not executed any managed code, yet
- * (the thread object allocation can trigger a collection).
- */
- return NULL;
-#endif
+ if (cfg->compile_aot)
+ return ARCH_HAVE_TLS_GET_REG;
+ else
+ return mini_get_tls_offset (key) != -1;
}
-MonoLMF **
-mono_get_lmf_addr (void)
+MonoInst*
+mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key)
{
-#ifdef MONO_HAVE_FAST_TLS
- return MONO_FAST_TLS_GET (mono_lmf_addr);
-#else
- MonoJitTlsData *jit_tls;
-
- jit_tls = mono_native_tls_get_value (mono_jit_tls_id);
- if (G_LIKELY (jit_tls))
- return &jit_tls->lmf;
-
/*
- * When resolving the call to mono_jit_thread_attach full-aot will look
- * in the plt, which causes a call into the generic trampoline, which in turn
- * tries to resolve the lmf_addr creating a cyclic dependency. We cannot
- * call mono_jit_thread_attach from the native-to-managed wrapper, without
- * mono_get_lmf_addr, and mono_get_lmf_addr requires the thread to be attached.
+ * TLS offsets might be different at AOT time, so load them from a GOT slot and
+ * use a different opcode.
*/
+ if (cfg->compile_aot) {
+ if (MONO_ARCH_HAVE_TLS_GET && ARCH_HAVE_TLS_GET_REG) {
+ MonoInst *ins, *c;
- mono_jit_thread_attach (NULL);
-
- if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
- return &jit_tls->lmf;
+ EMIT_NEW_TLS_OFFSETCONST (cfg, c, key);
+ MONO_INST_NEW (cfg, ins, OP_TLS_GET_REG);
+ ins->dreg = mono_alloc_preg (cfg);
+ ins->sreg1 = c->dreg;
+ return ins;
+ } else {
+ return NULL;
+ }
+ }
- g_assert_not_reached ();
- return NULL;
-#endif
+ return mono_create_tls_get_offset (cfg, mini_get_tls_offset (key));
}
-void
-mono_set_lmf (MonoLMF *lmf)
+MonoInst*
+mono_get_jit_tls_intrinsic (MonoCompile *cfg)
{
-#if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
- MONO_FAST_TLS_SET (mono_lmf, lmf);
-#endif
+ return mono_create_tls_get (cfg, TLS_KEY_JIT_TLS);
+}
- (*mono_get_lmf_addr ()) = lmf;
+MonoInst*
+mono_get_domain_intrinsic (MonoCompile* cfg)
+{
+ return mono_create_tls_get (cfg, TLS_KEY_DOMAIN);
}
-MonoJitTlsData*
-mono_get_jit_tls (void)
+MonoInst*
+mono_get_thread_intrinsic (MonoCompile* cfg)
{
- return mono_native_tls_get_value (mono_jit_tls_id);
+ return mono_create_tls_get (cfg, TLS_KEY_THREAD);
}
-static void
-mono_set_jit_tls (MonoJitTlsData *jit_tls)
+MonoInst*
+mono_get_lmf_intrinsic (MonoCompile* cfg)
{
- MonoThreadInfo *info;
+ return mono_create_tls_get (cfg, TLS_KEY_LMF);
+}
- mono_native_tls_set_value (mono_jit_tls_id, jit_tls);
+MonoInst*
+mono_get_lmf_addr_intrinsic (MonoCompile* cfg)
+{
+ return mono_create_tls_get (cfg, TLS_KEY_LMF_ADDR);
+}
-#ifdef MONO_HAVE_FAST_TLS
- MONO_FAST_TLS_SET (mono_jit_tls, jit_tls);
-#endif
+#endif /* !DISABLE_JIT */
- /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
- info = mono_thread_info_current ();
- if (info)
- mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
-}
-static void
-mono_set_lmf_addr (gpointer lmf_addr)
+void
+mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target)
{
- MonoThreadInfo *info;
+ MonoJumpInfo *ji = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoJumpInfo));
-#ifdef MONO_HAVE_FAST_TLS
- MONO_FAST_TLS_SET (mono_lmf_addr, lmf_addr);
-#endif
+ ji->ip.i = ip;
+ ji->type = type;
+ ji->data.target = target;
+ ji->next = cfg->patch_info;
- /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
- info = mono_thread_info_current ();
- if (info)
- mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
+ cfg->patch_info = ji;
}
-/*
- * mono_jit_thread_attach:
- *
- * Called by native->managed wrappers. Returns the original domain which needs to be
- * restored, or NULL.
- */
-MonoDomain*
-mono_jit_thread_attach (MonoDomain *domain)
+void
+mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation)
{
- MonoDomain *orig;
-
- if (!domain)
- /*
- * Happens when called from AOTed code which is only used in the root
- * domain.
- */
- domain = mono_get_root_domain ();
+ MonoJumpInfo *ji = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoJumpInfo));
-#ifdef MONO_HAVE_FAST_TLS
- if (!MONO_FAST_TLS_GET (mono_lmf_addr)) {
- mono_thread_attach (domain);
- // #678164
- mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
- }
-#else
- if (!mono_native_tls_get_value (mono_jit_tls_id)) {
- mono_thread_attach (domain);
- mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
- }
-#endif
- orig = mono_domain_get ();
- if (orig != domain)
- mono_domain_set (domain, TRUE);
+ ji->ip.i = ip;
+ ji->type = type;
+ ji->relocation = relocation;
+ ji->data.target = target;
+ ji->next = cfg->patch_info;
- return orig != domain ? orig : NULL;
-}
+ cfg->patch_info = ji;
+}
-/* Called by native->managed wrappers */
void
-mono_jit_set_domain (MonoDomain *domain)
+mono_remove_patch_info (MonoCompile *cfg, int ip)
{
- if (domain)
- mono_domain_set (domain, TRUE);
+ MonoJumpInfo **ji = &cfg->patch_info;
+
+ while (*ji) {
+ if ((*ji)->ip.i == ip)
+ *ji = (*ji)->next;
+ else
+ ji = &((*ji)->next);
+ }
}
-/**
- * mono_thread_abort:
- * @obj: exception object
- *
- * abort the thread, print exception information and stack trace
- */
-static void
-mono_thread_abort (MonoObject *obj)
+void
+mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset)
{
- /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (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 {
- mono_invoke_unhandled_exception_hook (obj);
+ ins->inst_offset = native_offset;
+ g_ptr_array_add (cfg->seq_points, ins);
+ if (bb) {
+ bb->seq_points = g_slist_prepend_mempool (cfg->mempool, bb->seq_points, ins);
+ bb->last_seq_point = ins;
}
}
-static void*
-setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
+void
+mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to)
{
- MonoJitTlsData *jit_tls;
- MonoLMF *lmf;
-
- jit_tls = mono_native_tls_get_value (mono_jit_tls_id);
- if (jit_tls)
- return jit_tls;
-
- jit_tls = g_new0 (MonoJitTlsData, 1);
-
- jit_tls->abort_func = abort_func;
- jit_tls->end_of_stack = stack_start;
+ MonoDwarfLocListEntry *entry = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoDwarfLocListEntry));
- mono_set_jit_tls (jit_tls);
+ if (is_reg)
+ g_assert (offset == 0);
- lmf = g_new0 (MonoLMF, 1);
- MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
-
- jit_tls->first_lmf = lmf;
-
-#if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
- /* jit_tls->lmf is unused */
- MONO_FAST_TLS_SET (mono_lmf, lmf);
- mono_set_lmf_addr (MONO_FAST_TLS_ADDR (mono_lmf));
-#else
- mono_set_lmf_addr (&jit_tls->lmf);
-
- jit_tls->lmf = lmf;
-#endif
-
-#ifdef MONO_ARCH_HAVE_TLS_INIT
- mono_arch_tls_init ();
-#endif
-
- mono_setup_altstack (jit_tls);
+ entry->is_reg = is_reg;
+ entry->reg = reg;
+ entry->offset = offset;
+ entry->from = from;
+ entry->to = to;
- return jit_tls;
+ if (var == cfg->args [0])
+ cfg->this_loclist = g_slist_append_mempool (cfg->mempool, cfg->this_loclist, entry);
+ else if (var == cfg->rgctx_var)
+ cfg->rgctx_loclist = g_slist_append_mempool (cfg->mempool, cfg->rgctx_loclist, entry);
}
-static void
-free_jit_tls_data (MonoJitTlsData *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);
-}
+#ifndef DISABLE_JIT
static void
-mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
+mono_compile_create_vars (MonoCompile *cfg)
{
- MonoInternalThread *thread;
- void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
- thread = mono_thread_internal_current ();
- if (thread)
- thread->jit_data = jit_tls;
+ MonoMethodSignature *sig;
+ MonoMethodHeader *header;
+ int i;
- mono_arch_cpu_init ();
-}
+ header = cfg->header;
-void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
+ 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");
-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);
-}
+ cfg->args = mono_mempool_alloc0 (cfg->mempool, (sig->param_count + sig->hasthis) * sizeof (MonoInst*));
-static void
-mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
-{
- MonoInternalThread *thread;
- void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
- thread = mono_thread_internal_current ();
- if (thread)
- thread->jit_data = jit_tls;
- if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
- mono_runtime_setup_stat_profiler ();
-
- mono_arch_cpu_init ();
-}
+ if (sig->hasthis)
+ cfg->args [0] = mono_compile_create_var (cfg, &cfg->method->klass->this_arg, OP_ARG);
-static void
-mini_thread_cleanup (MonoInternalThread *thread)
-{
- MonoJitTlsData *jit_tls = thread->jit_data;
-
- if (jit_tls) {
- /* 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_internal_current ())
- mono_set_jit_tls (NULL);
+ for (i = 0; i < sig->param_count; ++i) {
+ cfg->args [i + sig->hasthis] = mono_compile_create_var (cfg, sig->params [i], OP_ARG);
+ }
- /* If we attach a thread but never call into managed land, we might never get an lmf.*/
- if (mono_get_lmf ()) {
- mono_set_lmf (NULL);
- mono_set_lmf_addr (NULL);
+ if (cfg->verbose_level > 2) {
+ if (cfg->ret) {
+ printf ("\treturn : ");
+ mono_print_ins (cfg->ret);
}
- free_jit_tls_data (jit_tls);
-
- thread->jit_data = NULL;
- }
-}
-
-int
-mini_get_tls_offset (MonoTlsKey key)
-{
- int offset;
+ if (sig->hasthis) {
+ printf ("\tthis: ");
+ mono_print_ins (cfg->args [0]);
+ }
- switch (key) {
- case TLS_KEY_THREAD:
- offset = mono_thread_get_tls_offset ();
- break;
- case TLS_KEY_JIT_TLS:
- offset = mono_get_jit_tls_offset ();
- break;
- case TLS_KEY_DOMAIN:
- offset = mono_domain_get_tls_offset ();
- break;
- case TLS_KEY_LMF:
- offset = mono_get_lmf_tls_offset ();
- break;
- case TLS_KEY_LMF_ADDR:
- offset = mono_get_lmf_addr_tls_offset ();
- break;
- default:
- offset = mono_tls_key_get_offset (key);
- g_assert (offset != -1);
- break;
+ for (i = 0; i < sig->param_count; ++i) {
+ printf ("\targ [%d]: ", i);
+ mono_print_ins (cfg->args [i + sig->hasthis]);
+ }
}
- return offset;
-}
+ cfg->locals_start = cfg->num_varinfo;
+ cfg->locals = mono_mempool_alloc0 (cfg->mempool, header->num_locals * sizeof (MonoInst*));
-#ifndef DISABLE_JIT
+ if (cfg->verbose_level > 2)
+ g_print ("creating locals\n");
-static MonoInst*
-mono_create_tls_get_offset (MonoCompile *cfg, int offset)
-{
- MonoInst* ins;
+ for (i = 0; i < header->num_locals; ++i)
+ cfg->locals [i] = mono_compile_create_var (cfg, header->locals [i], OP_LOCAL);
- if (!MONO_ARCH_HAVE_TLS_GET)
- return NULL;
+ if (cfg->verbose_level > 2)
+ g_print ("locals done\n");
- if (offset == -1)
- return NULL;
+ mono_arch_create_vars (cfg);
- MONO_INST_NEW (cfg, ins, OP_TLS_GET);
- ins->dreg = mono_alloc_preg (cfg);
- ins->inst_offset = offset;
- return ins;
+ if (cfg->method->save_lmf && cfg->create_lmf_var) {
+ MonoInst *lmf_var = mono_compile_create_var (cfg, &mono_defaults.int_class->byval_arg, OP_LOCAL);
+ lmf_var->flags |= MONO_INST_VOLATILE;
+ lmf_var->flags |= MONO_INST_LMF;
+ cfg->lmf_var = lmf_var;
+ }
}
-gboolean
-mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key)
+void
+mono_print_code (MonoCompile *cfg, const char* msg)
{
- if (!MONO_ARCH_HAVE_TLS_GET)
- return FALSE;
-
- if (cfg->compile_aot)
- return ARCH_HAVE_TLS_GET_REG;
- else
- return mini_get_tls_offset (key) != -1;
+ MonoBasicBlock *bb;
+
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ mono_print_bb (bb, msg);
}
-MonoInst*
-mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key)
+static void
+mono_postprocess_patches (MonoCompile *cfg)
{
- /*
- * TLS offsets might be different at AOT time, so load them from a GOT slot and
- * use a different opcode.
- */
- if (cfg->compile_aot) {
- if (MONO_ARCH_HAVE_TLS_GET && ARCH_HAVE_TLS_GET_REG) {
- MonoInst *ins, *c;
+ MonoJumpInfo *patch_info;
+ int i;
- EMIT_NEW_TLS_OFFSETCONST (cfg, c, key);
- MONO_INST_NEW (cfg, ins, OP_TLS_GET_REG);
- ins->dreg = mono_alloc_preg (cfg);
- ins->sreg1 = c->dreg;
- return ins;
- } else {
- return NULL;
- }
- }
+ 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);
- return mono_create_tls_get_offset (cfg, mini_get_tls_offset (key));
-}
+ /*
+ * 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);
+ /* 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;
+ }
+ }
-MonoInst*
-mono_get_jit_tls_intrinsic (MonoCompile *cfg)
-{
- return mono_create_tls_get (cfg, TLS_KEY_JIT_TLS);
-}
+ 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;
+ }
+ }
+ }
-MonoInst*
-mono_get_domain_intrinsic (MonoCompile* cfg)
-{
- return mono_create_tls_get (cfg, TLS_KEY_DOMAIN);
-}
+ break;
+ }
+ case MONO_PATCH_INFO_SWITCH: {
+ gpointer *table;
+#if defined(__native_client__) && defined(__native_client_codegen__)
+ /* This memory will leak. */
+ /* TODO: can we free this when */
+ /* making the final jump table? */
+ table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
+#else
+ if (cfg->method->dynamic) {
+ table = mono_code_manager_reserve (cfg->dynamic_info->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
+ } else {
+ table = mono_domain_code_reserve (cfg->domain, sizeof (gpointer) * patch_info->data.table->table_size);
+ }
+#endif
-MonoInst*
-mono_get_thread_intrinsic (MonoCompile* cfg)
-{
- return mono_create_tls_get (cfg, TLS_KEY_THREAD);
-}
+ 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: {
+ MonoJumpList *jlist;
+ MonoDomain *domain = cfg->domain;
+ unsigned char *ip = cfg->native_code + patch_info->ip.i;
+#if defined(__native_client__) && defined(__native_client_codegen__)
+ /* When this jump target gets evaluated, the method */
+ /* will be installed in the dynamic code section, */
+ /* not at the location of cfg->native_code. */
+ ip = nacl_inverse_modify_patch_target (cfg->native_code) + patch_info->ip.i;
+#endif
-MonoInst*
-mono_get_lmf_intrinsic (MonoCompile* cfg)
-{
- return mono_create_tls_get (cfg, TLS_KEY_LMF);
+ mono_domain_lock (domain);
+ jlist = g_hash_table_lookup (domain_jit_info (domain)->jump_target_hash, patch_info->data.method);
+ if (!jlist) {
+ jlist = mono_domain_alloc0 (domain, sizeof (MonoJumpList));
+ g_hash_table_insert (domain_jit_info (domain)->jump_target_hash, patch_info->data.method, jlist);
+ }
+ jlist->list = g_slist_prepend (jlist->list, ip);
+ mono_domain_unlock (domain);
+ break;
+ }
+ default:
+ /* do nothing */
+ break;
+ }
+ }
}
-MonoInst*
-mono_get_lmf_addr_intrinsic (MonoCompile* cfg)
+void
+mono_codegen (MonoCompile *cfg)
{
- return mono_create_tls_get (cfg, TLS_KEY_LMF_ADDR);
-}
+ MonoBasicBlock *bb;
+ int max_epilog_size;
+ guint8 *code;
+ MonoDomain *code_domain;
-#endif /* !DISABLE_JIT */
-
-
-static gboolean
-mini_tls_key_supported (MonoTlsKey key)
-{
- if (!MONO_ARCH_HAVE_TLS_GET)
- return FALSE;
-
- return mini_get_tls_offset (key) != -1;
-}
+ if (mono_using_xdebug)
+ /*
+ * Recent gdb versions have trouble processing symbol files containing
+ * overlapping address ranges, so allocate all code from the code manager
+ * of the root domain. (#666152).
+ */
+ code_domain = mono_get_root_domain ();
+ else
+ code_domain = cfg->domain;
-void
-mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target)
-{
- MonoJumpInfo *ji = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoJumpInfo));
+#if defined(__native_client_codegen__) && defined(__native_client__)
+ void *code_dest;
- ji->ip.i = ip;
- ji->type = type;
- ji->data.target = target;
- ji->next = cfg->patch_info;
+ /* This keeps patch targets from being transformed during
+ * ordinary method compilation, for local branches and jumps.
+ */
+ nacl_allow_target_modification (FALSE);
+#endif
- cfg->patch_info = ji;
-}
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ cfg->spill_count = 0;
+ /* we reuse dfn here */
+ /* bb->dfn = bb_count++; */
-void
-mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation)
-{
- MonoJumpInfo *ji = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoJumpInfo));
+ mono_arch_lowering_pass (cfg, bb);
- ji->ip.i = ip;
- ji->type = type;
- ji->relocation = relocation;
- ji->data.target = target;
- ji->next = cfg->patch_info;
+ if (cfg->opt & MONO_OPT_PEEPHOLE)
+ mono_arch_peephole_pass_1 (cfg, bb);
- cfg->patch_info = ji;
-}
+ if (!cfg->globalra)
+ mono_local_regalloc (cfg, bb);
-MonoJumpInfo *
-mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
-{
- MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
+ if (cfg->opt & MONO_OPT_PEEPHOLE)
+ mono_arch_peephole_pass_2 (cfg, bb);
- ji->ip.i = ip;
- ji->type = type;
- ji->data.target = target;
- ji->next = list;
+ if (cfg->gen_seq_points && !cfg->gen_sdb_seq_points)
+ bb_deduplicate_op_il_seq_points (cfg, bb);
+ }
- return ji;
-}
+ if (cfg->prof_options & MONO_PROFILE_COVERAGE)
+ cfg->coverage_info = mono_profiler_coverage_alloc (cfg->method, cfg->num_bblocks);
-void
-mono_remove_patch_info (MonoCompile *cfg, int ip)
-{
- MonoJumpInfo **ji = &cfg->patch_info;
+ code = mono_arch_emit_prolog (cfg);
- while (*ji) {
- if ((*ji)->ip.i == ip)
- *ji = (*ji)->next;
- else
- ji = &((*ji)->next);
- }
-}
+ cfg->code_len = code - cfg->native_code;
+ cfg->prolog_end = cfg->code_len;
+ cfg->cfa_reg = cfg->cur_cfa_reg;
+ cfg->cfa_offset = cfg->cur_cfa_offset;
-/**
- * mono_patch_info_dup_mp:
- *
- * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
- */
-MonoJumpInfo*
-mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
-{
- MonoJumpInfo *res = mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
- memcpy (res, patch_info, sizeof (MonoJumpInfo));
-
- switch (patch_info->type) {
- case MONO_PATCH_INFO_RVA:
- case MONO_PATCH_INFO_LDSTR:
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
- case MONO_PATCH_INFO_LDTOKEN:
- case MONO_PATCH_INFO_DECLSEC:
- res->data.token = mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
- memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
- break;
- case MONO_PATCH_INFO_SWITCH:
- res->data.table = mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
- memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
- res->data.table->table = mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
- memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
- break;
- case MONO_PATCH_INFO_RGCTX_FETCH:
- res->data.rgctx_entry = mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
- memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
- res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
- break;
- case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
- res->data.del_tramp = mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
- memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
- break;
- case MONO_PATCH_INFO_GSHAREDVT_CALL:
- res->data.gsharedvt = mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
- memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
- break;
- case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
- MonoGSharedVtMethodInfo *info;
- MonoGSharedVtMethodInfo *oinfo;
- int i;
+ mono_debug_open_method (cfg);
- oinfo = patch_info->data.gsharedvt_method;
- info = mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
- res->data.gsharedvt_method = info;
- memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
- info->entries = mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
- for (i = 0; i < oinfo->num_entries; ++i) {
- MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
- MonoRuntimeGenericContextInfoTemplate *template = &info->entries [i];
+ /* emit code all basic blocks */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ bb->native_offset = cfg->code_len;
+ bb->real_native_offset = cfg->code_len;
+ //if ((bb == cfg->bb_entry) || !(bb->region == -1 && !bb->dfn))
+ mono_arch_output_basic_block (cfg, bb);
+ bb->native_length = cfg->code_len - bb->native_offset;
- memcpy (template, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
+ if (bb == cfg->bb_exit) {
+ cfg->epilog_begin = cfg->code_len;
+ mono_arch_emit_epilog (cfg);
+ cfg->epilog_end = cfg->code_len;
}
- //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
- //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
- break;
- }
- default:
- break;
}
- return res;
-}
+#ifdef __native_client_codegen__
+ mono_nacl_fix_patches (cfg->native_code, cfg->patch_info);
+#endif
+ mono_arch_emit_exceptions (cfg);
-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_LDTOKEN:
- case MONO_PATCH_INFO_DECLSEC:
- return (ji->type << 8) | ji->data.token->token;
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
- return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
- case MONO_PATCH_INFO_INTERNAL_METHOD:
- return (ji->type << 8) | g_str_hash (ji->data.name);
- case MONO_PATCH_INFO_VTABLE:
- case MONO_PATCH_INFO_CLASS:
- case MONO_PATCH_INFO_IID:
- case MONO_PATCH_INFO_ADJUSTED_IID:
- case MONO_PATCH_INFO_CLASS_INIT:
- case MONO_PATCH_INFO_GENERIC_CLASS_INIT:
- case MONO_PATCH_INFO_METHODCONST:
- case MONO_PATCH_INFO_METHOD:
- case MONO_PATCH_INFO_METHOD_JUMP:
- case MONO_PATCH_INFO_IMAGE:
- case MONO_PATCH_INFO_JIT_ICALL_ADDR:
- case MONO_PATCH_INFO_ICALL_ADDR:
- case MONO_PATCH_INFO_FIELD:
- case MONO_PATCH_INFO_SFLDA:
- case MONO_PATCH_INFO_SEQ_POINT_INFO:
- case MONO_PATCH_INFO_METHOD_RGCTX:
- case MONO_PATCH_INFO_SIGNATURE:
- case MONO_PATCH_INFO_TLS_OFFSET:
- case MONO_PATCH_INFO_METHOD_CODE_SLOT:
- return (ji->type << 8) | (gssize)ji->data.target;
- case MONO_PATCH_INFO_GSHAREDVT_CALL:
- return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
- case MONO_PATCH_INFO_RGCTX_FETCH: {
- MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
-
- return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
- }
- case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
- case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
- case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
- case MONO_PATCH_INFO_JIT_TLS_ID:
- case MONO_PATCH_INFO_MONITOR_ENTER:
- case MONO_PATCH_INFO_MONITOR_ENTER_V4:
- case MONO_PATCH_INFO_MONITOR_EXIT:
- case MONO_PATCH_INFO_GOT_OFFSET:
- return (ji->type << 8);
- case MONO_PATCH_INFO_CASTCLASS_CACHE:
- return (ji->type << 8) | (ji->data.index);
- case MONO_PATCH_INFO_SWITCH:
- return (ji->type << 8) | ji->data.table->table_size;
- case MONO_PATCH_INFO_GSHAREDVT_METHOD:
- return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
- case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
- /* Hash on the selector name */
- return g_str_hash (ji->data.target);
- case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
- return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->virtual;
- case MONO_PATCH_INFO_LDSTR_LIT:
- return g_str_hash (ji->data.target);
- default:
- printf ("info type: %d\n", ji->type);
- mono_print_ji (ji); printf ("\n");
- g_assert_not_reached ();
- return 0;
- }
-}
+ max_epilog_size = 0;
-/*
- * 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;
+ /* we always allocate code in cfg->domain->code_mp to increase locality */
+ cfg->code_size = cfg->code_len + max_epilog_size;
+#ifdef __native_client_codegen__
+ cfg->code_size = NACL_BUNDLE_ALIGN_UP (cfg->code_size);
+#endif
+ /* fixme: align to MONO_ARCH_CODE_ALIGNMENT */
- if (ji1->type != ji2->type)
- return 0;
+ 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 (cfg->thunk_area);
+ mono_domain_lock (cfg->domain);
+ mono_dynamic_code_hash_insert (cfg->domain, cfg->method, cfg->dynamic_info);
+ mono_domain_unlock (cfg->domain);
- switch (ji1->type) {
- case MONO_PATCH_INFO_RVA:
- case MONO_PATCH_INFO_LDSTR:
- case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
- case MONO_PATCH_INFO_LDTOKEN:
- case MONO_PATCH_INFO_DECLSEC:
- if ((ji1->data.token->image != ji2->data.token->image) ||
- (ji1->data.token->token != ji2->data.token->token) ||
- (ji1->data.token->has_context != ji2->data.token->has_context) ||
- (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
- (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
- return 0;
- break;
- case MONO_PATCH_INFO_INTERNAL_METHOD:
- return g_str_equal (ji1->data.name, ji2->data.name);
- case MONO_PATCH_INFO_RGCTX_FETCH: {
- MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
- MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
-
- return e1->method == e2->method && e1->in_mrgctx == e2->in_mrgctx && e1->info_type == e2->info_type && mono_patch_info_equal (e1->data, e2->data);
- }
- case MONO_PATCH_INFO_GSHAREDVT_CALL: {
- MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
- MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
-
- return c1->sig == c2->sig && c1->method == c2->method;
- }
- case MONO_PATCH_INFO_GSHAREDVT_METHOD:
- return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
- case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
- return ji1->data.del_tramp->klass == ji2->data.del_tramp->klass && ji1->data.del_tramp->method == ji2->data.del_tramp->method && ji1->data.del_tramp->virtual == ji2->data.del_tramp->virtual;
- case MONO_PATCH_INFO_CASTCLASS_CACHE:
- return ji1->data.index == ji2->data.index;
- default:
- if (ji1->data.target != ji2->data.target)
- return 0;
- break;
+ if (mono_using_xdebug)
+ /* See the comment for cfg->code_domain */
+ code = mono_domain_code_reserve (code_domain, cfg->code_size + unwindlen);
+ else
+ code = mono_code_manager_reserve (cfg->dynamic_info->code_mp, cfg->code_size + unwindlen);
+ } else {
+ guint unwindlen = 0;
+#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
+ unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);
+#endif
+ code = mono_domain_code_reserve (code_domain, cfg->code_size + unwindlen);
}
+#if defined(__native_client_codegen__) && defined(__native_client__)
+ nacl_allow_target_modification (TRUE);
+#endif
- 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;
+ g_assert (code);
+ memcpy (code, cfg->native_code, cfg->code_len);
+#if defined(__default_codegen__)
+ g_free (cfg->native_code);
+#elif defined(__native_client_codegen__)
+ if (cfg->native_code_alloc) {
+ g_free (cfg->native_code_alloc);
+ cfg->native_code_alloc = 0;
+ }
+ else if (cfg->native_code) {
+ g_free (cfg->native_code);
+ }
+#endif /* __native_client_codegen__ */
+ cfg->native_code = code;
+ code = cfg->native_code + cfg->code_len;
+
+ /* g_assert (((int)cfg->native_code & (MONO_ARCH_CODE_ALIGNMENT - 1)) == 0); */
+ mono_postprocess_patches (cfg);
- switch (patch_info->type) {
- case MONO_PATCH_INFO_BB:
- /*
- * FIXME: This could be hit for methods without a prolog. Should use -1
- * but too much code depends on a 0 initial value.
- */
- //g_assert (patch_info->data.bb->native_offset);
- target = patch_info->data.bb->native_offset + code;
- break;
- case MONO_PATCH_INFO_ABS:
- target = patch_info->data.target;
- break;
- case MONO_PATCH_INFO_LABEL:
- target = patch_info->data.inst->inst_c0 + code;
- break;
- case MONO_PATCH_INFO_IP:
-#if defined(__native_client__) && defined(__native_client_codegen__)
- /* Need to transform to the destination address, it's */
- /* emitted as an immediate in the code. */
- target = nacl_inverse_modify_patch_target(ip);
-#else
- target = ip;
+#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
- 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;
+
+ 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);
}
- 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 ();
+
+ {
+ 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;
}
- target = mi->func;
- break;
+
+ if (cfg->generic_sharing_context)
+ g_assert (is_generic);
}
- case MONO_PATCH_INFO_METHOD_JUMP:
- target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE);
-#if defined(__native_client__) && defined(__native_client_codegen__)
-# if defined(TARGET_AMD64)
- /* This target is an absolute address, not relative to the */
- /* current code being emitted on AMD64. */
- target = nacl_inverse_modify_patch_target(target);
-# endif
+
+#ifdef MONO_ARCH_HAVE_SAVE_UNWIND_INFO
+ mono_arch_save_unwind_info (cfg);
#endif
- break;
- case MONO_PATCH_INFO_METHOD:
-#if defined(__native_client_codegen__) && defined(USE_JUMP_TABLES)
- /*
- * If we use jumptables, for recursive calls we cannot
- * avoid trampoline, as we not yet know where we will
- * be installed.
- */
- target = mono_create_jit_trampoline_in_domain (domain, patch_info->data.method);
-#else
- if (patch_info->data.method == method) {
- target = code;
+
+#if defined(__native_client_codegen__) && defined(__native_client__)
+ if (!cfg->compile_aot) {
+ if (cfg->method->dynamic) {
+ code_dest = nacl_code_manager_get_code_dest(cfg->dynamic_info->code_mp, cfg->native_code);
} else {
- /* get the trampoline to the method from the domain */
- target = mono_create_jit_trampoline_in_domain (domain, patch_info->data.method);
- }
-#endif
- break;
- case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
- gpointer code_slot;
-
- mono_domain_lock (domain);
- if (!domain_jit_info (domain)->method_code_hash)
- domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
- code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
- if (!code_slot) {
- code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
- g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
+ code_dest = nacl_domain_get_code_dest(cfg->domain, cfg->native_code);
}
- mono_domain_unlock (domain);
- target = code_slot;
- break;
}
- case MONO_PATCH_INFO_SWITCH: {
- gpointer *jump_table;
- int i;
-#if defined(__native_client__) && defined(__native_client_codegen__)
- /* This memory will leak, but we don't care if we're */
- /* not deleting JIT'd methods anyway */
- jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
-#else
- if (method && method->dynamic) {
- jump_table = mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
- } else {
- if (mono_aot_only) {
- jump_table = mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
- } else {
- jump_table = mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
- }
- }
#endif
- for (i = 0; i < patch_info->data.table->table_size; i++) {
-#if defined(__native_client__) && defined(__native_client_codegen__)
- /* 'code' is relative to the current code blob, we */
- /* need to do this transform on it to make the */
- /* pointers in this table absolute */
- jump_table [i] = nacl_inverse_modify_patch_target (code) + GPOINTER_TO_INT (patch_info->data.table->table [i]);
-#else
- jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
+#if defined(__native_client_codegen__)
+ mono_nacl_fix_patches (cfg->native_code, cfg->patch_info);
#endif
- }
-#if defined(__native_client__) && defined(__native_client_codegen__)
- /* jump_table is in the data section, we need to transform */
- /* it here so when it gets modified in amd64_patch it will */
- /* then point back to the absolute data address */
- target = nacl_inverse_modify_patch_target (jump_table);
-#else
- target = jump_table;
-#endif
- break;
- }
- case MONO_PATCH_INFO_METHODCONST:
- case MONO_PATCH_INFO_CLASS:
- case MONO_PATCH_INFO_IMAGE:
- case MONO_PATCH_INFO_FIELD:
- case MONO_PATCH_INFO_SIGNATURE:
- 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);
+ mono_arch_patch_code (cfg->method, cfg->domain, cfg->native_code, cfg->patch_info, cfg->dynamic_info ? cfg->dynamic_info->code_mp : NULL, cfg->run_cctors);
- g_assert (vtable);
- target = mono_create_class_init_trampoline (vtable);
- break;
- }
- case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
- MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
-
- if (del_tramp->virtual)
- target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
+ if (cfg->method->dynamic) {
+ if (mono_using_xdebug)
+ mono_domain_code_commit (code_domain, cfg->native_code, cfg->code_size, cfg->code_len);
else
- target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
- break;
- }
- case MONO_PATCH_INFO_SFLDA: {
- MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
-
- if (mono_class_field_is_special_static (patch_info->data.field)) {
- gpointer addr = NULL;
-
- mono_domain_lock (domain);
- if (domain->special_static_fields)
- addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
- mono_domain_unlock (domain);
- g_assert (addr);
- return addr;
- }
-
- g_assert (vtable);
- if (!vtable->initialized && !(vtable->klass->flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
- /* Done by the generated code */
- ;
- else {
- if (run_cctors)
- mono_runtime_class_init (vtable);
- }
- target = (char*)mono_vtable_get_static_field_data (vtable) + 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;
- MonoError error;
-
- handle = mono_ldtoken_checked (patch_info->data.token->image,
- patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, &error);
- if (!mono_error_ok (&error))
- g_error ("Could not patch ldtoken due to %s", mono_error_get_message (&error));
- 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;
- MonoError error;
-
- handle = mono_ldtoken_checked (patch_info->data.token->image,
- patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, &error);
- if (!mono_error_ok (&error))
- g_error ("Could not patch ldtoken due to %s", mono_error_get_message (&error));
- 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) {
- const char *exc_class;
- const char *exc_arg;
-
- if (run_cctors) {
- target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
- if (!target) {
- if (mono_aot_only)
- mono_raise_exception (mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
- 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_INTERRUPTION_REQUEST_FLAG:
- target = mono_thread_interruption_request_flag ();
- break;
- case MONO_PATCH_INFO_METHOD_RGCTX: {
- MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
- g_assert (vtable);
-
- target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
- break;
+ mono_code_manager_commit (cfg->dynamic_info->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);
+ } else {
+ mono_domain_code_commit (code_domain, cfg->native_code, cfg->code_size, cfg->code_len);
}
- 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_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_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_info (entry->method, entry->in_mrgctx, entry->data->data.field, entry->info_type, mono_method_get_context (entry->method));
- break;
- case MONO_PATCH_INFO_SIGNATURE:
- slot = mono_method_lookup_or_register_info (entry->method, entry->in_mrgctx, entry->data->data.sig, entry->info_type, mono_method_get_context (entry->method));
- break;
- case MONO_PATCH_INFO_GSHAREDVT_CALL: {
- MonoJumpInfoGSharedVtCall *call_info = g_malloc0 (sizeof (MonoJumpInfoGSharedVtCall)); //mono_domain_alloc0 (domain, sizeof (MonoJumpInfoGSharedVtCall));
-
- memcpy (call_info, entry->data->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
- slot = mono_method_lookup_or_register_info (entry->method, entry->in_mrgctx, call_info, entry->info_type, mono_method_get_context (entry->method));
- break;
- }
- case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
- MonoGSharedVtMethodInfo *info;
- MonoGSharedVtMethodInfo *oinfo = entry->data->data.gsharedvt_method;
- int i;
-
- /* Make a copy into the domain mempool */
- info = g_malloc0 (sizeof (MonoGSharedVtMethodInfo)); //mono_domain_alloc0 (domain, sizeof (MonoGSharedVtMethodInfo));
- info->method = oinfo->method;
- info->num_entries = oinfo->num_entries;
- info->entries = g_malloc0 (sizeof (MonoRuntimeGenericContextInfoTemplate) * info->num_entries);
- for (i = 0; i < oinfo->num_entries; ++i) {
- MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
- MonoRuntimeGenericContextInfoTemplate *template = &info->entries [i];
+#if defined(__native_client_codegen__) && defined(__native_client__)
+ cfg->native_code = code_dest;
+#endif
+ mono_profiler_code_buffer_new (cfg->native_code, cfg->code_len, MONO_PROFILER_CODE_BUFFER_METHOD, cfg->method);
+
+ mono_arch_flush_icache (cfg->native_code, cfg->code_len);
- memcpy (template, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
- }
- slot = mono_method_lookup_or_register_info (entry->method, entry->in_mrgctx, info, entry->info_type, mono_method_get_context (entry->method));
- break;
- }
- default:
- g_assert_not_reached ();
- break;
- }
+ mono_debug_close_method (cfg);
- 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_ENTER_V4:
- target = mono_create_monitor_enter_v4_trampoline ();
- break;
- case MONO_PATCH_INFO_MONITOR_EXIT:
- target = mono_create_monitor_exit_trampoline ();
- break;
-#ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
- case MONO_PATCH_INFO_SEQ_POINT_INFO:
- if (!run_cctors)
- /* AOT, not needed */
- target = NULL;
- else
- target = mono_arch_get_seq_point_info (domain, code);
- break;
-#endif
- case MONO_PATCH_INFO_LLVM_IMT_TRAMPOLINE:
-#ifdef MONO_ARCH_LLVM_SUPPORTED
- g_assert (mono_use_llvm);
- target = mono_create_llvm_imt_trampoline (domain, patch_info->data.imt_tramp->method, patch_info->data.imt_tramp->vt_offset);
-#else
- g_assert_not_reached ();
+#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
+ mono_arch_unwindinfo_install_unwind_info (&cfg->arch.unwindinfo, cfg->native_code, cfg->code_len);
#endif
- break;
- case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
- int card_table_shift_bits;
- gpointer card_table_mask;
+}
- target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
- break;
- }
- case MONO_PATCH_INFO_CASTCLASS_CACHE: {
- target = mono_domain_alloc0 (domain, sizeof (gpointer));
- break;
- }
- case MONO_PATCH_INFO_JIT_TLS_ID: {
- target = (gpointer) (size_t) mono_jit_tls_id;
- break;
- }
- case MONO_PATCH_INFO_TLS_OFFSET: {
- int offset;
+static void
+compute_reachable (MonoBasicBlock *bb)
+{
+ int i;
- offset = mini_get_tls_offset (GPOINTER_TO_INT (patch_info->data.target));
-#ifdef MONO_ARCH_HAVE_TRANSLATE_TLS_OFFSET
- offset = mono_arch_translate_tls_offset (offset);
-#endif
- target = GINT_TO_POINTER (offset);
- break;
- }
- case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
- target = NULL;
- break;
- }
- case MONO_PATCH_INFO_LDSTR_LIT: {
- target = mono_string_new (domain, patch_info->data.target);
- break;
- }
- default:
- g_assert_not_reached ();
+ if (!(bb->flags & BB_VISITED)) {
+ bb->flags |= BB_VISITED;
+ for (i = 0; i < bb->out_count; ++i)
+ compute_reachable (bb->out_bb [i]);
}
-
- return (gpointer)target;
}
-void
-mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset)
+static void
+mono_handle_out_of_line_bblock (MonoCompile *cfg)
{
- ins->inst_offset = native_offset;
- g_ptr_array_add (cfg->seq_points, ins);
- if (bb) {
- bb->seq_points = g_slist_prepend_mempool (cfg->mempool, bb->seq_points, ins);
- bb->last_seq_point = ins;
+ MonoBasicBlock *bb;
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ if (bb->next_bb && bb->next_bb->out_of_line && bb->last_ins && !MONO_IS_BRANCH_OP (bb->last_ins)) {
+ MonoInst *ins;
+ MONO_INST_NEW (cfg, ins, OP_BR);
+ MONO_ADD_INS (bb, ins);
+ ins->inst_target_bb = bb->next_bb;
+ }
}
}
-void
-mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to)
+#endif /* #ifndef DISABLE_JIT */
+
+static MonoJitInfo*
+create_jit_info_for_trampoline (MonoMethod *wrapper, MonoTrampInfo *info)
{
- MonoDwarfLocListEntry *entry = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoDwarfLocListEntry));
+ MonoDomain *domain = mono_get_root_domain ();
+ MonoJitInfo *jinfo;
+ guint8 *uw_info;
+ guint32 info_len;
- if (is_reg)
- g_assert (offset == 0);
+ if (info->uw_info) {
+ uw_info = info->uw_info;
+ info_len = info->uw_info_len;
+ } else {
+ uw_info = mono_unwind_ops_encode (info->unwind_ops, &info_len);
+ }
- entry->is_reg = is_reg;
- entry->reg = reg;
- entry->offset = offset;
- entry->from = from;
- entry->to = to;
+ jinfo = mono_domain_alloc0 (domain, MONO_SIZEOF_JIT_INFO);
+ jinfo->d.method = wrapper;
+ jinfo->code_start = info->code;
+ jinfo->code_size = info->code_size;
+ jinfo->unwind_info = mono_cache_unwind_info (uw_info, info_len);
- if (var == cfg->args [0])
- cfg->this_loclist = g_slist_append_mempool (cfg->mempool, cfg->this_loclist, entry);
- else if (var == cfg->rgctx_var)
- cfg->rgctx_loclist = g_slist_append_mempool (cfg->mempool, cfg->rgctx_loclist, entry);
+ if (!info->uw_info)
+ g_free (uw_info);
+
+ return jinfo;
}
#ifndef DISABLE_JIT
-static void
-mono_compile_create_vars (MonoCompile *cfg)
+static MonoJitInfo*
+create_jit_info (MonoCompile *cfg, MonoMethod *method_to_compile)
{
- MonoMethodSignature *sig;
+ GSList *tmp;
MonoMethodHeader *header;
- int i;
+ MonoJitInfo *jinfo;
+ MonoJitInfoFlags flags = JIT_INFO_NONE;
+ int num_clauses, num_holes = 0;
+ guint32 stack_size = 0;
+ g_assert (method_to_compile == cfg->method);
header = cfg->header;
- sig = mono_method_signature (cfg->method);
-
- if (!MONO_TYPE_IS_VOID (sig->ret)) {
- cfg->ret = mono_compile_create_var (cfg, sig->ret, OP_ARG);
- /* Inhibit optimizations */
- cfg->ret->flags |= MONO_INST_VOLATILE;
- }
- if (cfg->verbose_level > 2)
- g_print ("creating vars\n");
+ if (cfg->generic_sharing_context)
+ flags |= JIT_INFO_HAS_GENERIC_JIT_INFO;
- cfg->args = mono_mempool_alloc0 (cfg->mempool, (sig->param_count + sig->hasthis) * sizeof (MonoInst*));
+ if (cfg->arch_eh_jit_info) {
+ MonoJitArgumentInfo *arg_info;
+ MonoMethodSignature *sig = mono_method_signature (cfg->method_to_register);
- if (sig->hasthis)
- cfg->args [0] = mono_compile_create_var (cfg, &cfg->method->klass->this_arg, OP_ARG);
+ /*
+ * This cannot be computed during stack walking, as
+ * mono_arch_get_argument_info () is not signal safe.
+ */
+ arg_info = g_newa (MonoJitArgumentInfo, sig->param_count + 1);
+ stack_size = mono_arch_get_argument_info (cfg->generic_sharing_context, sig, sig->param_count, arg_info);
- for (i = 0; i < sig->param_count; ++i) {
- cfg->args [i + sig->hasthis] = mono_compile_create_var (cfg, sig->params [i], OP_ARG);
+ if (stack_size)
+ flags |= JIT_INFO_HAS_ARCH_EH_INFO;
}
- 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]);
- }
+ if (cfg->has_unwind_info_for_epilog && !(flags & JIT_INFO_HAS_ARCH_EH_INFO))
+ flags |= JIT_INFO_HAS_ARCH_EH_INFO;
+
+ if (cfg->try_block_holes) {
+ for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
+ TryBlockHole *hole = tmp->data;
+ MonoExceptionClause *ec = hole->clause;
+ int hole_end = hole->basic_block->native_offset + hole->basic_block->native_length;
+ MonoBasicBlock *clause_last_bb = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
+ g_assert (clause_last_bb);
- for (i = 0; i < sig->param_count; ++i) {
- printf ("\targ [%d]: ", i);
- mono_print_ins (cfg->args [i + sig->hasthis]);
+ /* Holes at the end of a try region can be represented by simply reducing the size of the block itself.*/
+ if (clause_last_bb->native_offset != hole_end)
+ ++num_holes;
}
+ if (num_holes)
+ flags |= JIT_INFO_HAS_TRY_BLOCK_HOLES;
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("Number of try block holes %d\n", num_holes);
}
- cfg->locals_start = cfg->num_varinfo;
- cfg->locals = mono_mempool_alloc0 (cfg->mempool, header->num_locals * sizeof (MonoInst*));
+ if (mono_security_method_has_declsec (cfg->method_to_register))
+ flags |= JIT_INFO_HAS_ARCH_EH_INFO;
- if (cfg->verbose_level > 2)
- g_print ("creating locals\n");
+ if (COMPILE_LLVM (cfg))
+ num_clauses = cfg->llvm_ex_info_len;
+ else
+ num_clauses = header->num_clauses;
- for (i = 0; i < header->num_locals; ++i)
- cfg->locals [i] = mono_compile_create_var (cfg, header->locals [i], OP_LOCAL);
+ if (cfg->method->dynamic)
+ jinfo = g_malloc0 (mono_jit_info_size (flags, num_clauses, num_holes));
+ else
+ jinfo = mono_domain_alloc0 (cfg->domain, mono_jit_info_size (flags, num_clauses, num_holes));
+ mono_jit_info_init (jinfo, cfg->method_to_register, cfg->native_code, cfg->code_len, flags, num_clauses, num_holes);
+ jinfo->domain_neutral = (cfg->opt & MONO_OPT_SHARED) != 0;
- if (cfg->verbose_level > 2)
- g_print ("locals done\n");
+ if (COMPILE_LLVM (cfg))
+ jinfo->from_llvm = TRUE;
- mono_arch_create_vars (cfg);
+ if (cfg->generic_sharing_context) {
+ MonoInst *inst;
+ MonoGenericJitInfo *gi;
+ GSList *loclist = NULL;
- if (cfg->method->save_lmf && cfg->create_lmf_var) {
- MonoInst *lmf_var = mono_compile_create_var (cfg, &mono_defaults.int_class->byval_arg, OP_LOCAL);
- lmf_var->flags |= MONO_INST_VOLATILE;
- lmf_var->flags |= MONO_INST_LMF;
- cfg->lmf_var = lmf_var;
- }
-}
-
-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);
-}
-
-static void
-mono_postprocess_patches (MonoCompile *cfg)
-{
- MonoJumpInfo *patch_info;
- int i;
+ gi = mono_jit_info_get_generic_jit_info (jinfo);
+ g_assert (gi);
- 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);
+ if (cfg->method->dynamic)
+ gi->generic_sharing_context = g_new0 (MonoGenericSharingContext, 1);
+ else
+ gi->generic_sharing_context = mono_domain_alloc0 (cfg->domain, sizeof (MonoGenericSharingContext));
+ mini_init_gsctx (cfg->method->dynamic ? NULL : cfg->domain, NULL, cfg->gsctx_context, gi->generic_sharing_context);
- /*
- * 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);
- /* 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 ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||
+ mini_method_get_context (method_to_compile)->method_inst ||
+ method_to_compile->klass->valuetype) {
+ g_assert (cfg->rgctx_var);
+ }
- 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;
- }
- }
- }
+ gi->has_this = 1;
- break;
+ 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;
+ if (!COMPILE_LLVM (cfg))
+ g_assert (inst->opcode == OP_REGOFFSET);
+ loclist = cfg->rgctx_loclist;
+ } else {
+ inst = cfg->args [0];
+ loclist = cfg->this_loclist;
}
- case MONO_PATCH_INFO_SWITCH: {
- gpointer *table;
-#if defined(__native_client__) && defined(__native_client_codegen__)
- /* This memory will leak. */
- /* TODO: can we free this when */
- /* making the final jump table? */
- table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
-#else
- if (cfg->method->dynamic) {
- table = mono_code_manager_reserve (cfg->dynamic_info->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
- } else {
- table = mono_domain_code_reserve (cfg->domain, sizeof (gpointer) * patch_info->data.table->table_size);
- }
-#endif
- 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: {
- MonoJumpList *jlist;
- MonoDomain *domain = cfg->domain;
- unsigned char *ip = cfg->native_code + patch_info->ip.i;
-#if defined(__native_client__) && defined(__native_client_codegen__)
- /* When this jump target gets evaluated, the method */
- /* will be installed in the dynamic code section, */
- /* not at the location of cfg->native_code. */
- ip = nacl_inverse_modify_patch_target (cfg->native_code) + patch_info->ip.i;
-#endif
+ if (loclist) {
+ /* Needed to handle async exceptions */
+ GSList *l;
+ int i;
- mono_domain_lock (domain);
- jlist = g_hash_table_lookup (domain_jit_info (domain)->jump_target_hash, patch_info->data.method);
- if (!jlist) {
- jlist = mono_domain_alloc0 (domain, sizeof (MonoJumpList));
- g_hash_table_insert (domain_jit_info (domain)->jump_target_hash, patch_info->data.method, jlist);
+ gi->nlocs = g_slist_length (loclist);
+ if (cfg->method->dynamic)
+ gi->locations = g_malloc0 (gi->nlocs * sizeof (MonoDwarfLocListEntry));
+ else
+ gi->locations = mono_domain_alloc0 (cfg->domain, gi->nlocs * sizeof (MonoDwarfLocListEntry));
+ i = 0;
+ for (l = loclist; l; l = l->next) {
+ memcpy (&(gi->locations [i]), l->data, sizeof (MonoDwarfLocListEntry));
+ i ++;
}
- jlist->list = g_slist_prepend (jlist->list, ip);
- mono_domain_unlock (domain);
- break;
- }
- default:
- /* do nothing */
- break;
}
- }
-}
-
-void
-mono_codegen (MonoCompile *cfg)
-{
- MonoBasicBlock *bb;
- int max_epilog_size;
- guint8 *code;
- MonoDomain *code_domain;
-
- if (mono_using_xdebug)
- /*
- * Recent gdb versions have trouble processing symbol files containing
- * overlapping address ranges, so allocate all code from the code manager
- * of the root domain. (#666152).
- */
- code_domain = mono_get_root_domain ();
- else
- code_domain = cfg->domain;
-#if defined(__native_client_codegen__) && defined(__native_client__)
- void *code_dest;
-
- /* This keeps patch targets from being transformed during
- * ordinary method compilation, for local branches and jumps.
- */
- nacl_allow_target_modification (FALSE);
+ if (COMPILE_LLVM (cfg)) {
+ g_assert (cfg->llvm_this_reg != -1);
+ gi->this_in_reg = 0;
+ gi->this_reg = cfg->llvm_this_reg;
+ gi->this_offset = cfg->llvm_this_offset;
+ } else if (inst->opcode == OP_REGVAR) {
+ gi->this_in_reg = 1;
+ gi->this_reg = inst->dreg;
+ } else {
+ g_assert (inst->opcode == OP_REGOFFSET);
+#ifdef TARGET_X86
+ g_assert (inst->inst_basereg == X86_EBP);
+#elif defined(TARGET_AMD64)
+ g_assert (inst->inst_basereg == X86_EBP || inst->inst_basereg == X86_ESP);
#endif
+ g_assert (inst->inst_offset >= G_MININT32 && inst->inst_offset <= G_MAXINT32);
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- cfg->spill_count = 0;
- /* we reuse dfn here */
- /* bb->dfn = bb_count++; */
+ gi->this_in_reg = 0;
+ gi->this_reg = inst->inst_basereg;
+ gi->this_offset = inst->inst_offset;
+ }
+ }
- mono_arch_lowering_pass (cfg, bb);
+ if (num_holes) {
+ MonoTryBlockHoleTableJitInfo *table;
+ int i;
- if (cfg->opt & MONO_OPT_PEEPHOLE)
- mono_arch_peephole_pass_1 (cfg, bb);
+ table = mono_jit_info_get_try_block_hole_table_info (jinfo);
+ table->num_holes = (guint16)num_holes;
+ i = 0;
+ for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
+ guint32 start_bb_offset;
+ MonoTryBlockHoleJitInfo *hole;
+ TryBlockHole *hole_data = tmp->data;
+ MonoExceptionClause *ec = hole_data->clause;
+ int hole_end = hole_data->basic_block->native_offset + hole_data->basic_block->native_length;
+ MonoBasicBlock *clause_last_bb = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
+ g_assert (clause_last_bb);
- if (!cfg->globalra)
- mono_local_regalloc (cfg, bb);
+ /* Holes at the end of a try region can be represented by simply reducing the size of the block itself.*/
+ if (clause_last_bb->native_offset == hole_end)
+ continue;
- if (cfg->opt & MONO_OPT_PEEPHOLE)
- mono_arch_peephole_pass_2 (cfg, bb);
+ start_bb_offset = hole_data->start_offset - hole_data->basic_block->native_offset;
+ hole = &table->holes [i++];
+ hole->clause = hole_data->clause - &header->clauses [0];
+ hole->offset = (guint32)hole_data->start_offset;
+ hole->length = (guint16)(hole_data->basic_block->native_length - start_bb_offset);
- if (cfg->gen_seq_points && !cfg->gen_seq_points_debug_data)
- bb_deduplicate_op_il_seq_points (cfg, bb);
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("\tTry block hole at eh clause %d offset %x length %x\n", hole->clause, hole->offset, hole->length);
+ }
+ g_assert (i == num_holes);
}
- if (cfg->prof_options & MONO_PROFILE_COVERAGE)
- cfg->coverage_info = mono_profiler_coverage_alloc (cfg->method, cfg->num_bblocks);
+ if (jinfo->has_arch_eh_info) {
+ MonoArchEHJitInfo *info;
- code = mono_arch_emit_prolog (cfg);
+ info = mono_jit_info_get_arch_eh_info (jinfo);
- cfg->code_len = code - cfg->native_code;
- cfg->prolog_end = cfg->code_len;
- cfg->cfa_reg = cfg->cur_cfa_reg;
- cfg->cfa_offset = cfg->cur_cfa_offset;
+ info->stack_size = stack_size;
+ }
- mono_debug_open_method (cfg);
+ if (COMPILE_LLVM (cfg)) {
+ if (num_clauses)
+ memcpy (&jinfo->clauses [0], &cfg->llvm_ex_info [0], num_clauses * sizeof (MonoJitExceptionInfo));
+ } else if (header->num_clauses) {
+ int i;
- /* emit code all basic blocks */
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- bb->native_offset = cfg->code_len;
- bb->real_native_offset = cfg->code_len;
- //if ((bb == cfg->bb_entry) || !(bb->region == -1 && !bb->dfn))
- mono_arch_output_basic_block (cfg, bb);
- bb->native_length = cfg->code_len - bb->native_offset;
+ for (i = 0; i < header->num_clauses; i++) {
+ MonoExceptionClause *ec = &header->clauses [i];
+ MonoJitExceptionInfo *ei = &jinfo->clauses [i];
+ MonoBasicBlock *tblock;
+ MonoInst *exvar, *spvar;
- if (bb == cfg->bb_exit) {
- cfg->epilog_begin = cfg->code_len;
- mono_arch_emit_epilog (cfg);
- cfg->epilog_end = cfg->code_len;
- }
- }
-
-#ifdef __native_client_codegen__
- mono_nacl_fix_patches (cfg->native_code, cfg->patch_info);
-#endif
- mono_arch_emit_exceptions (cfg);
-
- max_epilog_size = 0;
-
- /* we always allocate code in cfg->domain->code_mp to increase locality */
- cfg->code_size = cfg->code_len + max_epilog_size;
-#ifdef __native_client_codegen__
- cfg->code_size = NACL_BUNDLE_ALIGN_UP (cfg->code_size);
-#endif
- /* 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);
-
- if (mono_using_xdebug)
- /* See the comment for cfg->code_domain */
- code = mono_domain_code_reserve (code_domain, cfg->code_size + unwindlen);
- else
- code = mono_code_manager_reserve (cfg->dynamic_info->code_mp, cfg->code_size + unwindlen);
- } else {
- guint unwindlen = 0;
-#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
- unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);
-#endif
- code = mono_domain_code_reserve (code_domain, cfg->code_size + unwindlen);
- }
-#if defined(__native_client_codegen__) && defined(__native_client__)
- nacl_allow_target_modification (TRUE);
-#endif
-
- g_assert (code);
- memcpy (code, cfg->native_code, cfg->code_len);
-#if defined(__default_codegen__)
- g_free (cfg->native_code);
-#elif defined(__native_client_codegen__)
- if (cfg->native_code_alloc) {
- g_free (cfg->native_code_alloc);
- cfg->native_code_alloc = 0;
- }
- else if (cfg->native_code) {
- g_free (cfg->native_code);
- }
-#endif /* __native_client_codegen__ */
- cfg->native_code = code;
- code = cfg->native_code + cfg->code_len;
-
- /* g_assert (((int)cfg->native_code & (MONO_ARCH_CODE_ALIGNMENT - 1)) == 0); */
- mono_postprocess_patches (cfg);
-
-#ifdef VALGRIND_JIT_REGISTER_MAP
-if (valgrind_register){
- char* nm = mono_method_full_name (cfg->method, TRUE);
- VALGRIND_JIT_REGISTER_MAP (nm, cfg->native_code, cfg->native_code + cfg->code_len);
- g_free (nm);
- }
-#endif
-
- if (cfg->verbose_level > 0) {
- char* nm = mono_method_full_name (cfg->method, TRUE);
- g_print ("Method %s emitted at %p to %p (code length %d) [%s]\n",
- nm,
- cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);
- g_free (nm);
- }
-
- {
- gboolean is_generic = FALSE;
-
- if (cfg->method->is_inflated || mono_method_get_generic_container (cfg->method) ||
- cfg->method->klass->generic_container || cfg->method->klass->generic_class) {
- is_generic = TRUE;
- }
-
- if (cfg->generic_sharing_context)
- g_assert (is_generic);
- }
-
-#ifdef MONO_ARCH_HAVE_SAVE_UNWIND_INFO
- mono_arch_save_unwind_info (cfg);
-#endif
-
-#if defined(__native_client_codegen__) && defined(__native_client__)
- if (!cfg->compile_aot) {
- if (cfg->method->dynamic) {
- code_dest = nacl_code_manager_get_code_dest(cfg->dynamic_info->code_mp, cfg->native_code);
- } else {
- code_dest = nacl_domain_get_code_dest(cfg->domain, cfg->native_code);
- }
- }
-#endif
-
-#if defined(__native_client_codegen__)
- mono_nacl_fix_patches (cfg->native_code, cfg->patch_info);
-#endif
-
- mono_arch_patch_code (cfg->method, cfg->domain, cfg->native_code, cfg->patch_info, cfg->dynamic_info ? cfg->dynamic_info->code_mp : NULL, cfg->run_cctors);
-
- if (cfg->method->dynamic) {
- if (mono_using_xdebug)
- mono_domain_code_commit (code_domain, cfg->native_code, cfg->code_size, cfg->code_len);
- else
- mono_code_manager_commit (cfg->dynamic_info->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);
- } else {
- mono_domain_code_commit (code_domain, cfg->native_code, cfg->code_size, cfg->code_len);
- }
-#if defined(__native_client_codegen__) && defined(__native_client__)
- cfg->native_code = code_dest;
-#endif
- mono_profiler_code_buffer_new (cfg->native_code, cfg->code_len, MONO_PROFILER_CODE_BUFFER_METHOD, cfg->method);
-
- mono_arch_flush_icache (cfg->native_code, cfg->code_len);
-
- mono_debug_close_method (cfg);
-
-#ifdef MONO_ARCH_HAVE_UNWIND_TABLE
- mono_arch_unwindinfo_install_unwind_info (&cfg->arch.unwindinfo, cfg->native_code, cfg->code_len);
-#endif
-}
-
-static void
-compute_reachable (MonoBasicBlock *bb)
-{
- int i;
-
- if (!(bb->flags & BB_VISITED)) {
- bb->flags |= BB_VISITED;
- for (i = 0; i < bb->out_count; ++i)
- compute_reachable (bb->out_bb [i]);
- }
-}
-
-static void
-mono_handle_out_of_line_bblock (MonoCompile *cfg)
-{
- MonoBasicBlock *bb;
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- if (bb->next_bb && bb->next_bb->out_of_line && bb->last_ins && !MONO_IS_BRANCH_OP (bb->last_ins)) {
- MonoInst *ins;
- MONO_INST_NEW (cfg, ins, OP_BR);
- MONO_ADD_INS (bb, ins);
- ins->inst_target_bb = bb->next_bb;
- }
- }
-}
-
-#endif /* #ifndef DISABLE_JIT */
-
-static MonoJitInfo*
-create_jit_info_for_trampoline (MonoMethod *wrapper, MonoTrampInfo *info)
-{
- MonoDomain *domain = mono_get_root_domain ();
- MonoJitInfo *jinfo;
- guint8 *uw_info;
- guint32 info_len;
-
- if (info->uw_info) {
- uw_info = info->uw_info;
- info_len = info->uw_info_len;
- } else {
- uw_info = mono_unwind_ops_encode (info->unwind_ops, &info_len);
- }
-
- jinfo = mono_domain_alloc0 (domain, MONO_SIZEOF_JIT_INFO);
- jinfo->d.method = wrapper;
- jinfo->code_start = info->code;
- jinfo->code_size = info->code_size;
- jinfo->unwind_info = mono_cache_unwind_info (uw_info, info_len);
-
- if (!info->uw_info)
- g_free (uw_info);
-
- return jinfo;
-}
-
-#ifndef DISABLE_JIT
-
-static MonoJitInfo*
-create_jit_info (MonoCompile *cfg, MonoMethod *method_to_compile)
-{
- GSList *tmp;
- MonoMethodHeader *header;
- MonoJitInfo *jinfo;
- MonoJitInfoFlags flags = JIT_INFO_NONE;
- int num_clauses, num_holes = 0;
- guint32 stack_size = 0;
-
- g_assert (method_to_compile == cfg->method);
- header = cfg->header;
-
- if (cfg->generic_sharing_context)
- flags |= JIT_INFO_HAS_GENERIC_JIT_INFO;
-
- if (cfg->arch_eh_jit_info) {
- MonoJitArgumentInfo *arg_info;
- MonoMethodSignature *sig = mono_method_signature (cfg->method_to_register);
-
- /*
- * This cannot be computed during stack walking, as
- * mono_arch_get_argument_info () is not signal safe.
- */
- arg_info = g_newa (MonoJitArgumentInfo, sig->param_count + 1);
- stack_size = mono_arch_get_argument_info (cfg->generic_sharing_context, sig, sig->param_count, arg_info);
-
- if (stack_size)
- flags |= JIT_INFO_HAS_ARCH_EH_INFO;
- }
-
- if (cfg->has_unwind_info_for_epilog && !(flags & JIT_INFO_HAS_ARCH_EH_INFO))
- flags |= JIT_INFO_HAS_ARCH_EH_INFO;
-
- if (cfg->try_block_holes) {
- for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
- TryBlockHole *hole = tmp->data;
- MonoExceptionClause *ec = hole->clause;
- int hole_end = hole->basic_block->native_offset + hole->basic_block->native_length;
- MonoBasicBlock *clause_last_bb = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
- g_assert (clause_last_bb);
-
- /* Holes at the end of a try region can be represented by simply reducing the size of the block itself.*/
- if (clause_last_bb->native_offset != hole_end)
- ++num_holes;
- }
- if (num_holes)
- flags |= JIT_INFO_HAS_TRY_BLOCK_HOLES;
- if (G_UNLIKELY (cfg->verbose_level >= 4))
- printf ("Number of try block holes %d\n", num_holes);
- }
-
- if (mono_security_method_has_declsec (cfg->method_to_register))
- flags |= JIT_INFO_HAS_ARCH_EH_INFO;
-
- if (COMPILE_LLVM (cfg))
- num_clauses = cfg->llvm_ex_info_len;
- else
- num_clauses = header->num_clauses;
-
- if (cfg->method->dynamic)
- jinfo = g_malloc0 (mono_jit_info_size (flags, num_clauses, num_holes));
- else
- jinfo = mono_domain_alloc0 (cfg->domain, mono_jit_info_size (flags, num_clauses, num_holes));
- mono_jit_info_init (jinfo, cfg->method_to_register, cfg->native_code, cfg->code_len, flags, num_clauses, num_holes);
- jinfo->domain_neutral = (cfg->opt & MONO_OPT_SHARED) != 0;
-
- if (COMPILE_LLVM (cfg))
- jinfo->from_llvm = TRUE;
-
- if (cfg->generic_sharing_context) {
- MonoInst *inst;
- MonoGenericJitInfo *gi;
- GSList *loclist = NULL;
-
- gi = mono_jit_info_get_generic_jit_info (jinfo);
- g_assert (gi);
-
- if (cfg->method->dynamic)
- gi->generic_sharing_context = g_new0 (MonoGenericSharingContext, 1);
- else
- gi->generic_sharing_context = mono_domain_alloc0 (cfg->domain, sizeof (MonoGenericSharingContext));
- mini_init_gsctx (cfg->method->dynamic ? NULL : cfg->domain, NULL, cfg->gsctx_context, gi->generic_sharing_context);
-
- if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||
- mini_method_get_context (method_to_compile)->method_inst ||
- method_to_compile->klass->valuetype) {
- g_assert (cfg->rgctx_var);
- }
-
- gi->has_this = 1;
-
- if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||
- mini_method_get_context (method_to_compile)->method_inst ||
- method_to_compile->klass->valuetype) {
- inst = cfg->rgctx_var;
- if (!COMPILE_LLVM (cfg))
- g_assert (inst->opcode == OP_REGOFFSET);
- loclist = cfg->rgctx_loclist;
- } else {
- inst = cfg->args [0];
- loclist = cfg->this_loclist;
- }
-
- if (loclist) {
- /* Needed to handle async exceptions */
- GSList *l;
- int i;
-
- gi->nlocs = g_slist_length (loclist);
- if (cfg->method->dynamic)
- gi->locations = g_malloc0 (gi->nlocs * sizeof (MonoDwarfLocListEntry));
- else
- gi->locations = mono_domain_alloc0 (cfg->domain, gi->nlocs * sizeof (MonoDwarfLocListEntry));
- i = 0;
- for (l = loclist; l; l = l->next) {
- memcpy (&(gi->locations [i]), l->data, sizeof (MonoDwarfLocListEntry));
- i ++;
- }
- }
-
- if (COMPILE_LLVM (cfg)) {
- g_assert (cfg->llvm_this_reg != -1);
- gi->this_in_reg = 0;
- gi->this_reg = cfg->llvm_this_reg;
- gi->this_offset = cfg->llvm_this_offset;
- } else if (inst->opcode == OP_REGVAR) {
- gi->this_in_reg = 1;
- gi->this_reg = inst->dreg;
- } else {
- g_assert (inst->opcode == OP_REGOFFSET);
-#ifdef TARGET_X86
- g_assert (inst->inst_basereg == X86_EBP);
-#elif defined(TARGET_AMD64)
- g_assert (inst->inst_basereg == X86_EBP || inst->inst_basereg == X86_ESP);
-#endif
- g_assert (inst->inst_offset >= G_MININT32 && inst->inst_offset <= G_MAXINT32);
-
- gi->this_in_reg = 0;
- gi->this_reg = inst->inst_basereg;
- gi->this_offset = inst->inst_offset;
- }
- }
-
- if (num_holes) {
- MonoTryBlockHoleTableJitInfo *table;
- int i;
-
- table = mono_jit_info_get_try_block_hole_table_info (jinfo);
- table->num_holes = (guint16)num_holes;
- i = 0;
- for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
- guint32 start_bb_offset;
- MonoTryBlockHoleJitInfo *hole;
- TryBlockHole *hole_data = tmp->data;
- MonoExceptionClause *ec = hole_data->clause;
- int hole_end = hole_data->basic_block->native_offset + hole_data->basic_block->native_length;
- MonoBasicBlock *clause_last_bb = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
- g_assert (clause_last_bb);
-
- /* Holes at the end of a try region can be represented by simply reducing the size of the block itself.*/
- if (clause_last_bb->native_offset == hole_end)
- continue;
-
- start_bb_offset = hole_data->start_offset - hole_data->basic_block->native_offset;
- hole = &table->holes [i++];
- hole->clause = hole_data->clause - &header->clauses [0];
- hole->offset = (guint32)hole_data->start_offset;
- hole->length = (guint16)(hole_data->basic_block->native_length - start_bb_offset);
-
- if (G_UNLIKELY (cfg->verbose_level >= 4))
- printf ("\tTry block hole at eh clause %d offset %x length %x\n", hole->clause, hole->offset, hole->length);
- }
- g_assert (i == num_holes);
- }
-
- if (jinfo->has_arch_eh_info) {
- MonoArchEHJitInfo *info;
-
- info = mono_jit_info_get_arch_eh_info (jinfo);
-
- info->stack_size = stack_size;
- }
-
- if (COMPILE_LLVM (cfg)) {
- if (num_clauses)
- memcpy (&jinfo->clauses [0], &cfg->llvm_ex_info [0], num_clauses * sizeof (MonoJitExceptionInfo));
- } else if (header->num_clauses) {
- int i;
-
- for (i = 0; i < header->num_clauses; i++) {
- MonoExceptionClause *ec = &header->clauses [i];
- MonoJitExceptionInfo *ei = &jinfo->clauses [i];
- MonoBasicBlock *tblock;
- MonoInst *exvar, *spvar;
-
- ei->flags = ec->flags;
-
- /*
- * The spvars are needed by mono_arch_install_handler_block_guard ().
- */
- if (ei->flags == MONO_EXCEPTION_CLAUSE_FINALLY) {
- int region;
-
- region = ((i + 1) << 8) | MONO_REGION_FINALLY | ec->flags;
- spvar = mono_find_spvar_for_region (cfg, region);
- g_assert (spvar);
- ei->exvar_offset = spvar->inst_offset;
- } else {
- 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);
- g_assert (tblock->native_offset);
- ei->try_start = cfg->native_code + tblock->native_offset;
- if (tblock->extend_try_block) {
- /*
- * Extend the try block backwards to include parts of the previous call
- * instruction.
- */
- ei->try_start = (guint8*)ei->try_start - MONO_ARCH_MONITOR_ENTER_ADJUSTMENT;
- }
- tblock = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
- g_assert (tblock);
- if (!tblock->native_offset) {
- int j, end;
- for (j = ec->try_offset + ec->try_len, end = ec->try_offset; j >= end; --j) {
- MonoBasicBlock *bb = cfg->cil_offset_to_bb [j];
- if (bb && bb->native_offset) {
- tblock = bb;
- break;
- }
- }
- }
- ei->try_end = cfg->native_code + tblock->native_offset;
- g_assert (tblock->native_offset);
- tblock = cfg->cil_offset_to_bb [ec->handler_offset];
- g_assert (tblock);
- ei->handler_start = cfg->native_code + tblock->native_offset;
-
- for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
- TryBlockHole *hole = tmp->data;
- gpointer hole_end = cfg->native_code + (hole->basic_block->native_offset + hole->basic_block->native_length);
- if (hole->clause == ec && hole_end == ei->try_end) {
- if (G_UNLIKELY (cfg->verbose_level >= 4))
- printf ("\tShortening try block %d from %x to %x\n", i, (int)((guint8*)ei->try_end - cfg->native_code), hole->start_offset);
-
- ei->try_end = cfg->native_code + hole->start_offset;
- break;
- }
- }
-
- if (ec->flags == MONO_EXCEPTION_CLAUSE_FINALLY) {
- int end_offset;
- if (ec->handler_offset + ec->handler_len < header->code_size) {
- tblock = cfg->cil_offset_to_bb [ec->handler_offset + ec->handler_len];
- if (tblock->native_offset) {
- end_offset = tblock->native_offset;
- } else {
- int j, end;
-
- for (j = ec->handler_offset + ec->handler_len, end = ec->handler_offset; j >= end; --j) {
- MonoBasicBlock *bb = cfg->cil_offset_to_bb [j];
- if (bb && bb->native_offset) {
- tblock = bb;
- break;
- }
- }
- end_offset = tblock->native_offset + tblock->native_length;
- }
- } else {
- end_offset = cfg->epilog_begin;
- }
- ei->data.handler_end = cfg->native_code + end_offset;
- }
- }
- }
-
- if (G_UNLIKELY (cfg->verbose_level >= 4)) {
- int i;
- for (i = 0; i < jinfo->num_clauses; i++) {
- MonoJitExceptionInfo *ei = &jinfo->clauses [i];
- int start = (guint8*)ei->try_start - cfg->native_code;
- int end = (guint8*)ei->try_end - cfg->native_code;
- int handler = (guint8*)ei->handler_start - cfg->native_code;
- int handler_end = (guint8*)ei->data.handler_end - cfg->native_code;
-
- printf ("JitInfo EH clause %d flags %x try %x-%x handler %x-%x\n", i, ei->flags, start, end, handler, handler_end);
- }
- }
-
- if (cfg->encoded_unwind_ops) {
- /* Generated by LLVM */
- jinfo->unwind_info = mono_cache_unwind_info (cfg->encoded_unwind_ops, cfg->encoded_unwind_ops_len);
- g_free (cfg->encoded_unwind_ops);
- } else if (cfg->unwind_ops) {
- guint32 info_len;
- guint8 *unwind_info = mono_unwind_ops_encode (cfg->unwind_ops, &info_len);
- guint32 unwind_desc;
-
- unwind_desc = mono_cache_unwind_info (unwind_info, info_len);
-
- if (cfg->has_unwind_info_for_epilog) {
- MonoArchEHJitInfo *info;
-
- info = mono_jit_info_get_arch_eh_info (jinfo);
- g_assert (info);
- info->epilog_size = cfg->code_len - cfg->epilog_begin;
- }
- jinfo->unwind_info = unwind_desc;
- g_free (unwind_info);
- } else {
- jinfo->unwind_info = cfg->used_int_regs;
- }
-
- return jinfo;
-}
-#endif
-
-static MonoType*
-get_gsharedvt_type (MonoType *t)
-{
- MonoGenericParam *par = t->data.generic_param;
- MonoGenericParam *copy;
- MonoType *res;
- MonoImage *image = NULL;
-
- /*
- * Create an anonymous gparam with a different serial so normal gshared and gsharedvt methods have
- * a different instantiation.
- */
- g_assert (mono_generic_param_info (par));
- if (par->owner) {
- image = par->owner->image;
-
- mono_image_lock (image);
- if (!image->gsharedvt_types)
- image->gsharedvt_types = g_hash_table_new (NULL, NULL);
- res = g_hash_table_lookup (image->gsharedvt_types, par);
- mono_image_unlock (image);
- if (res)
- return res;
- copy = mono_image_alloc0 (image, sizeof (MonoGenericParamFull));
- memcpy (copy, par, sizeof (MonoGenericParamFull));
- } else {
- copy = g_memdup (par, sizeof (MonoGenericParam));
- }
- copy->owner = NULL;
- // FIXME:
- copy->image = mono_defaults.corlib;
- copy->serial = 1;
- res = mono_metadata_type_dup (NULL, t);
- res->data.generic_param = copy;
-
- if (par->owner) {
- mono_image_lock (image);
- /* Duplicates are ok */
- g_hash_table_insert (image->gsharedvt_types, par, res);
- mono_image_unlock (image);
- }
-
- return res;
-}
-
-static gboolean
-is_gsharedvt_type (MonoType *t)
-{
- return (t->type == MONO_TYPE_VAR || t->type == MONO_TYPE_MVAR) && t->data.generic_param->serial == 1;
-}
-
-/* Return whenever METHOD is a gsharedvt method */
-static gboolean
-is_gsharedvt_method (MonoMethod *method)
-{
- MonoGenericContext *context;
- MonoGenericInst *inst;
- int i;
-
- if (!method->is_inflated)
- return FALSE;
- context = mono_method_get_context (method);
- inst = context->class_inst;
- if (inst) {
- for (i = 0; i < inst->type_argc; ++i)
- if (is_gsharedvt_type (inst->type_argv [i]))
- return TRUE;
- }
- inst = context->method_inst;
- if (inst) {
- for (i = 0; i < inst->type_argc; ++i)
- if (is_gsharedvt_type (inst->type_argv [i]))
- return TRUE;
- }
- return FALSE;
-}
-
-static gboolean
-is_open_method (MonoMethod *method)
-{
- MonoGenericContext *context;
-
- if (!method->is_inflated)
- return FALSE;
- context = mono_method_get_context (method);
- if (context->class_inst && context->class_inst->is_open)
- return TRUE;
- if (context->method_inst && context->method_inst->is_open)
- return TRUE;
- return FALSE;
-}
-
-static MonoGenericInst*
-get_shared_inst (MonoGenericInst *inst, MonoGenericInst *shared_inst, MonoGenericContainer *container, gboolean all_vt, gboolean gsharedvt)
-{
- MonoGenericInst *res;
- MonoType **type_argv;
- int i;
-
- type_argv = g_new0 (MonoType*, inst->type_argc);
- for (i = 0; i < inst->type_argc; ++i) {
- if (!all_vt && (MONO_TYPE_IS_REFERENCE (inst->type_argv [i]) || inst->type_argv [i]->type == MONO_TYPE_VAR || inst->type_argv [i]->type == MONO_TYPE_MVAR)) {
- type_argv [i] = shared_inst->type_argv [i];
- } else if (all_vt) {
- type_argv [i] = get_gsharedvt_type (shared_inst->type_argv [i]);
- } else if (gsharedvt) {
- type_argv [i] = get_gsharedvt_type (shared_inst->type_argv [i]);
- } else {
- type_argv [i] = inst->type_argv [i];
- }
- }
-
- res = mono_metadata_get_generic_inst (inst->type_argc, type_argv);
- g_free (type_argv);
- return res;
-}
-
-/*
- * mini_get_shared_method_full:
- *
- * Return the method which is actually compiled/registered when doing generic sharing.
- * If ALL_VT is true, return the shared method belonging to an all-vtype instantiation.
- * If IS_GSHAREDVT is true, treat METHOD as a gsharedvt method even if it fails some constraints.
- * METHOD can be a non-inflated generic method.
- */
-MonoMethod*
-mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt)
-{
- MonoError error;
- MonoGenericContext shared_context;
- MonoMethod *declaring_method, *res;
- gboolean partial = FALSE;
- gboolean gsharedvt = FALSE;
- MonoGenericContainer *class_container, *method_container = NULL;
-
- if (method->is_generic || (method->klass->generic_container && !method->is_inflated)) {
- declaring_method = method;
- } else {
- declaring_method = mono_method_get_declaring_generic_method (method);
- }
-
- if (declaring_method->is_generic)
- shared_context = mono_method_get_generic_container (declaring_method)->context;
- else
- shared_context = declaring_method->klass->generic_container->context;
-
- /* Handle gsharedvt/partial sharing */
- if ((method != declaring_method && method->is_inflated && !mono_method_is_generic_sharable_full (method, FALSE, FALSE, TRUE)) ||
- is_gsharedvt || mini_is_gsharedvt_sharable_method (method)) {
- MonoGenericContext *context = mono_method_get_context (method);
- MonoGenericInst *inst;
-
- partial = mono_method_is_generic_sharable_full (method, FALSE, TRUE, FALSE);
-
- gsharedvt = is_gsharedvt || (!partial && mini_is_gsharedvt_sharable_method (method));
-
- class_container = declaring_method->klass->generic_container;
- method_container = mono_method_get_generic_container (declaring_method);
-
- /*
- * Create the shared context by replacing the ref type arguments with
- * type parameters, and keeping the rest.
- */
- if (context)
- inst = context->class_inst;
- else
- inst = shared_context.class_inst;
- if (inst)
- shared_context.class_inst = get_shared_inst (inst, shared_context.class_inst, class_container, all_vt, gsharedvt);
-
- if (context)
- inst = context->method_inst;
- else
- inst = shared_context.method_inst;
- if (inst)
- shared_context.method_inst = get_shared_inst (inst, shared_context.method_inst, method_container, all_vt, gsharedvt);
-
- partial = TRUE;
- }
-
- res = mono_class_inflate_generic_method_checked (declaring_method, &shared_context, &error);
- g_assert (mono_error_ok (&error)); /* FIXME don't swallow the error */
-
- if (!partial) {
- /* The result should be an inflated method whose parent is not inflated */
- g_assert (!res->klass->is_inflated);
- }
- return res;
-}
-
-MonoMethod*
-mini_get_shared_method (MonoMethod *method)
-{
- return mini_get_shared_method_full (method, FALSE, FALSE);
-}
-
-void
-mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
-{
- MonoGenericInst *inst;
- int i;
-
- memset (gsctx, 0, sizeof (MonoGenericSharingContext));
-
- if (context && context->class_inst) {
- inst = context->class_inst;
- if (domain)
- gsctx->var_is_vt = mono_domain_alloc0 (domain, sizeof (gboolean) * inst->type_argc);
- else if (mp)
- gsctx->var_is_vt = mono_mempool_alloc0 (mp, sizeof (gboolean) * inst->type_argc);
- else
- gsctx->var_is_vt = g_new0 (gboolean, inst->type_argc);
-
- for (i = 0; i < inst->type_argc; ++i) {
- MonoType *type = inst->type_argv [i];
-
- if ((type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR) && type->data.generic_param->serial == 1)
- gsctx->var_is_vt [i] = TRUE;
- }
- }
- if (context && context->method_inst) {
- inst = context->method_inst;
- if (domain)
- gsctx->mvar_is_vt = mono_domain_alloc0 (domain, sizeof (gboolean) * inst->type_argc);
- else if (mp)
- gsctx->mvar_is_vt = mono_mempool_alloc0 (mp, sizeof (gboolean) * inst->type_argc);
- else
- gsctx->mvar_is_vt = g_new0 (gboolean, inst->type_argc);
-
- for (i = 0; i < inst->type_argc; ++i) {
- MonoType *type = inst->type_argv [i];
-
- if ((type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR) && type->data.generic_param->serial == 1)
- gsctx->mvar_is_vt [i] = TRUE;
- }
- }
-}
-
-#ifndef DISABLE_JIT
-/*
- * mini_method_compile:
- * @method: the method to compile
- * @opts: the optimization flags to use
- * @domain: the domain where the method will be compiled in
- * @flags: compilation flags
- * @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, JitFlags flags, int parts)
-{
- MonoMethodHeader *header;
- MonoMethodSignature *sig;
- MonoError err;
- guint8 *ip;
- MonoCompile *cfg;
- int dfn, i, code_size_ratio;
-#ifndef DISABLE_SSA
- gboolean deadce_has_run = FALSE;
-#endif
- gboolean try_generic_shared, try_llvm = FALSE;
- MonoMethod *method_to_compile, *method_to_register;
- gboolean method_is_gshared = FALSE;
- gboolean run_cctors = (flags & JIT_FLAG_RUN_CCTORS) ? 1 : 0;
- gboolean compile_aot = (flags & JIT_FLAG_AOT) ? 1 : 0;
- gboolean full_aot = (flags & JIT_FLAG_FULL_AOT) ? 1 : 0;
-#ifdef ENABLE_LLVM
- gboolean llvm = (flags & JIT_FLAG_LLVM) ? 1 : 0;
-#endif
- static gboolean verbose_method_inited;
- static const char *verbose_method_name;
-
- InterlockedIncrement (&mono_jit_stats.methods_compiled);
- if (mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)
- mono_profiler_method_jit (method);
- if (MONO_METHOD_COMPILE_BEGIN_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_BEGIN (method);
-
- if (compile_aot)
- /*
- * We might get passed the original generic method definition or
- * instances with type parameters.
- * FIXME: Remove the method->klass->generic_class limitation.
- */
- try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
- (opts & MONO_OPT_GSHARED) && ((method->is_generic || method->klass->generic_container) || (!method->klass->generic_class && mono_method_is_generic_sharable_full (method, TRUE, FALSE, FALSE)));
- else
- try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
- (opts & MONO_OPT_GSHARED) && mono_method_is_generic_sharable (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++;
- }
-
- if (mini_is_gsharedvt_sharable_method (method)) {
- if (!mono_debug_count ())
- try_generic_shared = FALSE;
- if (compile_aot)
- try_generic_shared = FALSE;
- }
-
- if (is_gsharedvt_method (method) || (compile_aot && is_open_method (method))) {
- /* We are AOTing a gshared method directly */
- method_is_gshared = TRUE;
- g_assert (compile_aot);
- try_generic_shared = TRUE;
- }
-
-#ifdef ENABLE_LLVM
- try_llvm = mono_use_llvm || llvm;
-#endif
-
- restart_compile:
- if (method_is_gshared) {
- method_to_compile = method;
- } else {
- if (try_generic_shared) {
- method_to_compile = mini_get_shared_method (method);
- g_assert (method_to_compile);
- } else {
- method_to_compile = method;
- }
- }
-
- cfg = g_new0 (MonoCompile, 1);
- cfg->method = method_to_compile;
- cfg->header = mono_method_get_header (cfg->method);
- cfg->mempool = mono_mempool_new ();
- cfg->opt = opts;
- cfg->prof_options = mono_profiler_get_events ();
- cfg->run_cctors = run_cctors;
- cfg->domain = domain;
- cfg->verbose_level = mini_verbose;
- cfg->compile_aot = compile_aot;
- cfg->full_aot = full_aot;
- cfg->skip_visibility = method->skip_visibility;
- cfg->orig_method = method;
- cfg->gen_seq_points = debug_options.gen_seq_points_compact_data || debug_options.gen_seq_points_debug_data;
- cfg->gen_seq_points_debug_data = debug_options.gen_seq_points_debug_data;
-
- cfg->explicit_null_checks = debug_options.explicit_null_checks;
- cfg->soft_breakpoints = debug_options.soft_breakpoints;
- cfg->check_pinvoke_callconv = debug_options.check_pinvoke_callconv;
- if (try_generic_shared)
- cfg->generic_sharing_context = (MonoGenericSharingContext*)&cfg->gsctx;
- cfg->compile_llvm = try_llvm;
- cfg->token_info_hash = g_hash_table_new (NULL, NULL);
-
- if (cfg->gen_seq_points)
- cfg->seq_points = g_ptr_array_new ();
- mono_error_init (&cfg->error);
-
- if (cfg->compile_aot && !try_generic_shared && (method->is_generic || method->klass->generic_container || method_is_gshared)) {
- cfg->exception_type = MONO_EXCEPTION_GENERIC_SHARING_FAILED;
- return cfg;
- }
-
- if (cfg->generic_sharing_context && (mini_is_gsharedvt_sharable_method (method) || method_is_gshared)) {
- MonoMethodInflated *inflated;
- MonoGenericContext *context;
-
- if (method_is_gshared) {
- g_assert (method->is_inflated);
- inflated = (MonoMethodInflated*)method;
- context = &inflated->context;
-
- /* We are compiling a gsharedvt method directly */
- g_assert (compile_aot);
- } else {
- g_assert (method_to_compile->is_inflated);
- inflated = (MonoMethodInflated*)method_to_compile;
- context = &inflated->context;
- }
-
- mini_init_gsctx (NULL, cfg->mempool, context, &cfg->gsctx);
- cfg->gsctx_context = context;
-
- cfg->gsharedvt = TRUE;
- // FIXME:
- cfg->disable_llvm = TRUE;
- }
-
- if (cfg->generic_sharing_context) {
- method_to_register = method_to_compile;
- cfg->gshared = TRUE;
- } else {
- g_assert (method == method_to_compile);
- method_to_register = method;
- }
- cfg->method_to_register = method_to_register;
-
- mono_error_init (&err);
- sig = mono_method_signature_checked (cfg->method, &err);
- if (!sig) {
- cfg->exception_type = MONO_EXCEPTION_TYPE_LOAD;
- cfg->exception_message = g_strdup (mono_error_get_message (&err));
- mono_error_cleanup (&err);
- if (MONO_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
- return cfg;
- }
-
- header = cfg->header;
- if (!header) {
- MonoLoaderError *error;
-
- if ((error = mono_loader_get_last_error ())) {
- cfg->exception_type = error->exception_type;
- } else {
- cfg->exception_type = MONO_EXCEPTION_INVALID_PROGRAM;
- cfg->exception_message = g_strdup_printf ("Missing or incorrect header for method %s", cfg->method->name);
- }
- if (MONO_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
- return cfg;
- }
-
-#ifdef ENABLE_LLVM
- {
- static gboolean inited;
-
- if (!inited)
- inited = TRUE;
-
- /*
- * Check for methods which cannot be compiled by LLVM early, to avoid
- * the extra compilation pass.
- */
- if (COMPILE_LLVM (cfg)) {
- mono_llvm_check_method_supported (cfg);
- if (cfg->disable_llvm) {
- if (cfg->verbose_level >= 1) {
- //nm = mono_method_full_name (cfg->method, TRUE);
- printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);
- //g_free (nm);
- }
- mono_destroy_compile (cfg);
- try_llvm = FALSE;
- goto restart_compile;
- }
- }
- }
-#endif
-
- /* The debugger has no liveness information, so avoid sharing registers/stack slots */
- if (debug_options.mdb_optimizations) {
- cfg->disable_reuse_registers = TRUE;
- cfg->disable_reuse_stack_slots = TRUE;
- /*
- * This decreases the change the debugger will read registers/stack slots which are
- * not yet initialized.
- */
- cfg->disable_initlocals_opt = TRUE;
-
- cfg->extend_live_ranges = TRUE;
-
- /* Temporarily disable this when running in the debugger until we have support
- * for this in the debugger. */
- /* This is no longer needed with sdb */
- //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;
- /* This is no longer needed with sdb */
- //cfg->opt &= ~MONO_OPT_GSHARED;
-
- /* This is needed for the soft debugger, which doesn't like code after the epilog */
- cfg->disable_out_of_line_bblocks = TRUE;
- }
-
- if (mono_using_xdebug) {
- /*
- * Make each variable use its own register/stack slot and extend
- * their liveness to cover the whole method, making them displayable
- * in gdb even after they are dead.
- */
- cfg->disable_reuse_registers = TRUE;
- cfg->disable_reuse_stack_slots = TRUE;
- cfg->extend_live_ranges = TRUE;
- cfg->compute_precise_live_ranges = TRUE;
- }
-
- mini_gc_init_cfg (cfg);
-
- if (COMPILE_LLVM (cfg)) {
- cfg->opt |= MONO_OPT_ABCREM;
- }
-
- if (!verbose_method_inited) {
- verbose_method_name = g_getenv ("MONO_VERBOSE_METHOD");
- verbose_method_inited = TRUE;
- }
- if (verbose_method_name) {
- const char *name = verbose_method_name;
-
- if ((strchr (name, '.') > name) || strchr (name, ':')) {
- MonoMethodDesc *desc;
-
- desc = mono_method_desc_new (name, TRUE);
- if (mono_method_desc_full_match (desc, cfg->method)) {
- cfg->verbose_level = 4;
- }
- mono_method_desc_free (desc);
- } else {
- if (strcmp (cfg->method->name, name) == 0)
- cfg->verbose_level = 4;
- }
- }
-
- ip = (guint8 *)header->code;
-
- cfg->intvars = mono_mempool_alloc0 (cfg->mempool, sizeof (guint16) * STACK_MAX * header->max_stack);
-
- if (cfg->verbose_level > 0) {
- char *method_name;
-
- method_name = mono_method_full_name (method, TRUE);
- g_print ("converting %s%s%smethod %s\n", COMPILE_LLVM (cfg) ? "llvm " : "", cfg->gsharedvt ? "gsharedvt " : "", (cfg->generic_sharing_context && !cfg->gsharedvt) ? "gshared " : "", method_name);
- /*
- if (COMPILE_LLVM (cfg))
- g_print ("converting llvm method %s\n", method_name = mono_method_full_name (method, TRUE));
- else if (cfg->gsharedvt)
- g_print ("converting gsharedvt method %s\n", method_name = mono_method_full_name (method_to_compile, TRUE));
- else if (cfg->generic_sharing_context)
- g_print ("converting shared method %s\n", method_name = mono_method_full_name (method_to_compile, TRUE));
- else
- g_print ("converting method %s\n", method_name = mono_method_full_name (method, TRUE));
- */
- g_free (method_name);
- }
-
- 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 (g_getenv ("COUNT2")) {
- cfg->globalra = TRUE;
- if (count == atoi (g_getenv ("COUNT2")))
- printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
- if (count > atoi (g_getenv ("COUNT2")))
- cfg->globalra = FALSE;
- }
- */
- }
-
- if (header->clauses)
- cfg->globalra = FALSE;
-
- if (cfg->method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED)
- /* The code in the prolog clobbers caller saved registers */
- cfg->globalra = FALSE;
-
- // FIXME: Disable globalra in case of tracing/profiling
-
- if (cfg->method->save_lmf)
- /* The LMF saving code might clobber caller saved registers */
- cfg->globalra = FALSE;
-
- if (header->code_size > 5000)
- // FIXME:
- /* Too large bblocks could overflow the ins positions */
- cfg->globalra = FALSE;
-
- cfg->rs = mono_regstate_new ();
- if (cfg->globalra)
- cfg->rs->next_vreg = MONO_MAX_IREGS + MONO_MAX_FREGS;
- cfg->next_vreg = cfg->rs->next_vreg;
-
- /* FIXME: Fix SSA to handle branches inside bblocks */
- if (cfg->opt & MONO_OPT_SSA)
- cfg->enable_extended_bblocks = FALSE;
-
- /*
- * FIXME: This confuses liveness analysis because variables which are assigned after
- * a branch inside a bblock become part of the kill set, even though the assignment
- * might not get executed. This causes the optimize_initlocals pass to delete some
- * assignments which are needed.
- * Also, the mono_if_conversion pass needs to be modified to recognize the code
- * created by this.
- */
- //cfg->enable_extended_bblocks = TRUE;
-
- /*We must verify the method before doing any IR generation as mono_compile_create_vars can assert.*/
- if (mono_compile_is_broken (cfg, cfg->method, TRUE)) {
- if (mini_get_debug_options ()->break_on_unverified)
- G_BREAKPOINT ();
- return cfg;
- }
-
- /*
- * create MonoInst* which represents arguments and local variables
- */
- mono_compile_create_vars (cfg);
-
- /* SSAPRE is not supported on linear IR */
- cfg->opt &= ~MONO_OPT_SSAPRE;
-
- i = mono_method_to_ir (cfg, method_to_compile, NULL, NULL, NULL, NULL, 0, FALSE);
-
- if (i < 0) {
- if (try_generic_shared && cfg->exception_type == MONO_EXCEPTION_GENERIC_SHARING_FAILED) {
- if (compile_aot) {
- if (MONO_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_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
- /* cfg contains the details of the failure, so let the caller cleanup */
- return cfg;
- }
-
- cfg->stat_basic_blocks += cfg->num_bblocks;
-
- if (COMPILE_LLVM (cfg)) {
- MonoInst *ins;
-
- /* The IR has to be in SSA form for LLVM */
- cfg->opt |= MONO_OPT_SSA;
-
- // FIXME:
- if (cfg->ret) {
- // Allow SSA on the result value
- cfg->ret->flags &= ~MONO_INST_VOLATILE;
-
- // Add an explicit return instruction referencing the return value
- MONO_INST_NEW (cfg, ins, OP_SETRET);
- ins->sreg1 = cfg->ret->dreg;
-
- MONO_ADD_INS (cfg->bb_exit, ins);
- }
-
- cfg->opt &= ~MONO_OPT_LINEARS;
-
- /* FIXME: */
- cfg->opt &= ~MONO_OPT_BRANCH;
- }
-
- /* todo: remove code when we have verified that the liveness for try/catch blocks
- * works perfectly
- */
- /*
- * Currently, this can't be commented out since exception blocks are not
- * processed during liveness analysis.
- * It is also needed, because otherwise the local optimization passes would
- * delete assignments in cases like this:
- * r1 <- 1
- * <something which throws>
- * r1 <- 2
- * This also allows SSA to be run on methods containing exception clauses, since
- * SSA will ignore variables marked VOLATILE.
- */
- mono_liveness_handle_exception_clauses (cfg);
-
- mono_handle_out_of_line_bblock (cfg);
-
- /*g_print ("numblocks = %d\n", cfg->num_bblocks);*/
-
- if (!COMPILE_LLVM (cfg))
- mono_decompose_long_opts (cfg);
-
- /* Should be done before branch opts */
- if (cfg->opt & (MONO_OPT_CONSPROP | MONO_OPT_COPYPROP))
- mono_local_cprop (cfg);
-
- if (cfg->opt & MONO_OPT_BRANCH)
- mono_optimize_branches (cfg);
-
- /* This must be done _before_ global reg alloc and _after_ decompose */
- mono_handle_global_vregs (cfg);
- if (cfg->opt & MONO_OPT_DEADCE)
- mono_local_deadce (cfg);
- if (cfg->opt & MONO_OPT_ALIAS_ANALYSIS)
- mono_local_alias_analysis (cfg);
- /* Disable this for LLVM to make the IR easier to handle */
- if (!COMPILE_LLVM (cfg))
- mono_if_conversion (cfg);
-
- if ((cfg->opt & MONO_OPT_SSAPRE) || cfg->globalra)
- mono_remove_critical_edges (cfg);
-
- /* Depth-first ordering on basic blocks */
- cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
-
- cfg->max_block_num = cfg->num_bblocks;
-
- dfn = 0;
- df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
- if (cfg->num_bblocks != dfn + 1) {
- MonoBasicBlock *bb;
-
- cfg->num_bblocks = dfn + 1;
-
- /* remove unreachable code, because the code in them may be
- * inconsistent (access to dead variables for example) */
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
- bb->flags &= ~BB_VISITED;
- compute_reachable (cfg->bb_entry);
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
- if (bb->flags & BB_EXCEPTION_HANDLER)
- compute_reachable (bb);
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- if (!(bb->flags & BB_VISITED)) {
- if (cfg->verbose_level > 1)
- g_print ("found unreachable code in BB%d\n", bb->block_num);
- bb->code = bb->last_ins = NULL;
- while (bb->out_count)
- mono_unlink_bblock (cfg, bb, bb->out_bb [0]);
- }
- }
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
- bb->flags &= ~BB_VISITED;
- }
-
- if (((cfg->num_varinfo > 2000) || (cfg->num_bblocks > 1000)) && !cfg->compile_aot) {
- /*
- * we disable some optimizations if there are too many variables
- * because JIT time may become too expensive. The actual number needs
- * to be tweaked and eventually the non-linear algorithms should be fixed.
- */
- cfg->opt &= ~ (MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP);
- cfg->disable_ssa = TRUE;
- }
-
- if (cfg->opt & MONO_OPT_LOOP) {
- mono_compile_dominator_info (cfg, MONO_COMP_DOM | MONO_COMP_IDOM);
- mono_compute_natural_loops (cfg);
- }
-
- /* after method_to_ir */
- if (parts == 1) {
- if (MONO_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
- return cfg;
- }
-
- /*
- if (header->num_clauses)
- cfg->disable_ssa = TRUE;
- */
-
-//#define DEBUGSSA "logic_run"
-//#define DEBUGSSA_CLASS "Tests"
-#ifdef DEBUGSSA
-
- if (!cfg->disable_ssa) {
- mono_local_cprop (cfg);
-
-#ifndef DISABLE_SSA
- mono_ssa_compute (cfg);
-#endif
- }
-#else
- if (cfg->opt & MONO_OPT_SSA) {
- if (!(cfg->comp_done & MONO_COMP_SSA) && !cfg->disable_ssa) {
-#ifndef DISABLE_SSA
- mono_ssa_compute (cfg);
-#endif
-
- if (cfg->verbose_level >= 2) {
- print_dfn (cfg);
- }
- }
- }
-#endif
-
- /* after SSA translation */
- if (parts == 2) {
- if (MONO_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
- return cfg;
- }
-
- if ((cfg->opt & MONO_OPT_CONSPROP) || (cfg->opt & MONO_OPT_COPYPROP)) {
- if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {
-#ifndef DISABLE_SSA
- mono_ssa_cprop (cfg);
-#endif
- }
- }
-
-#ifndef DISABLE_SSA
- if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {
- //mono_ssa_strength_reduction (cfg);
-
- if (cfg->opt & MONO_OPT_SSAPRE) {
- mono_perform_ssapre (cfg);
- //mono_local_cprop (cfg);
- }
-
- if (cfg->opt & MONO_OPT_DEADCE) {
- mono_ssa_deadce (cfg);
- deadce_has_run = TRUE;
- }
-
- if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))
- mono_perform_abc_removal (cfg);
-
- mono_ssa_remove (cfg);
- mono_local_cprop (cfg);
- mono_handle_global_vregs (cfg);
- if (cfg->opt & MONO_OPT_DEADCE)
- mono_local_deadce (cfg);
-
- if (cfg->opt & MONO_OPT_BRANCH) {
- MonoBasicBlock *bb;
-
- mono_optimize_branches (cfg);
-
- /* Have to recompute cfg->bblocks and bb->dfn */
- if (cfg->globalra) {
- mono_remove_critical_edges (cfg);
-
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
- bb->dfn = 0;
-
- /* Depth-first ordering on basic blocks */
- cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
-
- dfn = 0;
- df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
- cfg->num_bblocks = dfn + 1;
- }
- }
- }
-#endif
-
- if (cfg->comp_done & MONO_COMP_SSA && COMPILE_LLVM (cfg)) {
- mono_ssa_loop_invariant_code_motion (cfg);
- /* This removes MONO_INST_FAULT flags too so perform it unconditionally */
- if (cfg->opt & MONO_OPT_ABCREM)
- mono_perform_abc_removal (cfg);
- }
-
- /* after SSA removal */
- if (parts == 3) {
- if (MONO_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
- return cfg;
- }
-
-#ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
- if (COMPILE_SOFT_FLOAT (cfg))
- mono_decompose_soft_float (cfg);
-#endif
- if (COMPILE_LLVM (cfg))
- mono_decompose_vtype_opts_llvm (cfg);
- else
- mono_decompose_vtype_opts (cfg);
- if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
- mono_decompose_array_access_opts (cfg);
-
- if (cfg->got_var) {
-#ifndef MONO_ARCH_GOT_REG
- GList *regs;
-#endif
- int got_reg;
-
- g_assert (cfg->got_var_allocated);
-
- /*
- * Allways allocate the GOT var to a register, because keeping it
- * in memory will increase the number of live temporaries in some
- * code created by inssel.brg, leading to the well known spills+
- * branches problem. Testcase: mcs crash in
- * System.MonoCustomAttrs:GetCustomAttributes.
- */
-#ifdef MONO_ARCH_GOT_REG
- got_reg = MONO_ARCH_GOT_REG;
-#else
- regs = mono_arch_get_global_int_regs (cfg);
- g_assert (regs);
- got_reg = GPOINTER_TO_INT (regs->data);
- g_list_free (regs);
-#endif
- cfg->got_var->opcode = OP_REGVAR;
- cfg->got_var->dreg = got_reg;
- cfg->used_int_regs |= 1LL << cfg->got_var->dreg;
- }
-
- /*
- * Have to call this again to process variables added since the first call.
- */
- mono_liveness_handle_exception_clauses (cfg);
-
- if (cfg->globalra) {
- MonoBasicBlock *bb;
-
- /* Have to do this before regalloc since it can create vregs */
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
- mono_arch_lowering_pass (cfg, bb);
-
- mono_global_regalloc (cfg);
- }
-
- if ((cfg->opt & MONO_OPT_LINEARS) && !cfg->globalra) {
- GList *vars, *regs, *l;
-
- /* fixme: maybe we can avoid to compute livenesss here if already computed ? */
- cfg->comp_done &= ~MONO_COMP_LIVENESS;
- if (!(cfg->comp_done & MONO_COMP_LIVENESS))
- mono_analyze_liveness (cfg);
-
- if ((vars = mono_arch_get_allocatable_int_vars (cfg))) {
- regs = mono_arch_get_global_int_regs (cfg);
- /* Remove the reg reserved for holding the GOT address */
- if (cfg->got_var) {
- for (l = regs; l; l = l->next) {
- if (GPOINTER_TO_UINT (l->data) == cfg->got_var->dreg) {
- regs = g_list_delete_link (regs, l);
- break;
- }
- }
- }
- mono_linear_scan (cfg, vars, regs, &cfg->used_int_regs);
- }
- }
-
- //mono_print_code (cfg, "");
-
- //print_dfn (cfg);
-
- /* variables are allocated after decompose, since decompose could create temps */
- if (!cfg->globalra && !COMPILE_LLVM (cfg)) {
- mono_arch_allocate_vars (cfg);
- if (cfg->exception_type)
- return cfg;
- }
-
- {
- MonoBasicBlock *bb;
- gboolean need_local_opts;
-
- if (!cfg->globalra && !COMPILE_LLVM (cfg)) {
- mono_spill_global_vars (cfg, &need_local_opts);
-
- if (need_local_opts || cfg->compile_aot) {
- /* To optimize code created by spill_global_vars */
- mono_local_cprop (cfg);
- if (cfg->opt & MONO_OPT_DEADCE)
- mono_local_deadce (cfg);
- }
- }
-
- /* Add branches between non-consecutive bblocks */
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- if (bb->last_ins && MONO_IS_COND_BRANCH_OP (bb->last_ins) &&
- bb->last_ins->inst_false_bb && bb->next_bb != bb->last_ins->inst_false_bb) {
- /* we are careful when inverting, since bugs like #59580
- * could show up when dealing with NaNs.
- */
- if (MONO_IS_COND_BRANCH_NOFP(bb->last_ins) && bb->next_bb == bb->last_ins->inst_true_bb) {
- MonoBasicBlock *tmp = bb->last_ins->inst_true_bb;
- bb->last_ins->inst_true_bb = bb->last_ins->inst_false_bb;
- bb->last_ins->inst_false_bb = tmp;
-
- bb->last_ins->opcode = mono_reverse_branch_op (bb->last_ins->opcode);
- } else {
- MonoInst *inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst));
- inst->opcode = OP_BR;
- inst->inst_target_bb = bb->last_ins->inst_false_bb;
- mono_bblock_add_inst (bb, inst);
- }
- }
- }
-
- if (cfg->verbose_level >= 4 && !cfg->globalra) {
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- MonoInst *tree = bb->code;
- g_print ("DUMP BLOCK %d:\n", bb->block_num);
- if (!tree)
- continue;
- for (; tree; tree = tree->next) {
- mono_print_ins_index (-1, tree);
- }
- }
- }
-
- /* FIXME: */
- for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
- bb->max_vreg = cfg->next_vreg;
- }
- }
-
- if (COMPILE_LLVM (cfg)) {
-#ifdef ENABLE_LLVM
- char *nm;
-
- /* The IR has to be in SSA form for LLVM */
- if (!(cfg->comp_done & MONO_COMP_SSA)) {
- cfg->exception_message = g_strdup ("SSA disabled.");
- cfg->disable_llvm = TRUE;
- }
-
- if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
- mono_decompose_array_access_opts (cfg);
-
- if (!cfg->disable_llvm)
- mono_llvm_emit_method (cfg);
- if (cfg->disable_llvm) {
- if (cfg->verbose_level >= 1) {
- //nm = mono_method_full_name (cfg->method, TRUE);
- printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);
- //g_free (nm);
- }
- mono_destroy_compile (cfg);
- try_llvm = FALSE;
- goto restart_compile;
- }
-
- if (cfg->verbose_level > 0 && !cfg->compile_aot) {
- nm = mono_method_full_name (cfg->method, TRUE);
- g_print ("LLVM Method %s emitted at %p to %p (code length %d) [%s]\n",
- nm,
- cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);
- g_free (nm);
- }
-#endif
- } else {
- mono_codegen (cfg);
- }
-
- if (COMPILE_LLVM (cfg))
- InterlockedIncrement (&mono_jit_stats.methods_with_llvm);
- else
- InterlockedIncrement (&mono_jit_stats.methods_without_llvm);
-
- cfg->jit_info = create_jit_info (cfg, method_to_compile);
-
-#ifdef MONO_ARCH_HAVE_LIVERANGE_OPS
- if (cfg->extend_live_ranges) {
- /* Extend live ranges to cover the whole method */
- for (i = 0; i < cfg->num_varinfo; ++i)
- MONO_VARINFO (cfg, i)->live_range_end = cfg->code_len;
- }
-#endif
-
- if (!cfg->compile_aot)
- mono_save_xdebug_info (cfg);
-
- mini_gc_create_gc_map (cfg);
-
- mono_save_seq_point_info (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->compile_aot) {
- mono_domain_lock (cfg->domain);
- mono_jit_info_table_add (cfg->domain, cfg->jit_info);
-
- if (cfg->method->dynamic)
- mono_dynamic_code_hash_lookup (cfg->domain, cfg->method)->ji = cfg->jit_info;
- mono_domain_unlock (cfg->domain);
- }
-
-#if 0
- if (cfg->gsharedvt)
- printf ("GSHAREDVT: %s\n", mono_method_full_name (cfg->method, TRUE));
-#endif
-
- /* collect statistics */
-#ifndef DISABLE_PERFCOUNTERS
- mono_perfcounters->jit_methods++;
- mono_perfcounters->jit_bytes += header->code_size;
-#endif
- mono_jit_stats.allocated_code_size += cfg->code_len;
- code_size_ratio = cfg->code_len;
- if (code_size_ratio > mono_jit_stats.biggest_method_size && mono_jit_stats.enabled) {
- mono_jit_stats.biggest_method_size = code_size_ratio;
- g_free (mono_jit_stats.biggest_method);
- mono_jit_stats.biggest_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
- }
- code_size_ratio = (code_size_ratio * 100) / header->code_size;
- if (code_size_ratio > mono_jit_stats.max_code_size_ratio && mono_jit_stats.enabled) {
- mono_jit_stats.max_code_size_ratio = code_size_ratio;
- g_free (mono_jit_stats.max_ratio_method);
- mono_jit_stats.max_ratio_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
- }
- mono_jit_stats.native_code_size += cfg->code_len;
-
- if (MONO_METHOD_COMPILE_END_ENABLED ())
- MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
-
- return cfg;
-}
-
-#else
-
-MonoCompile*
-mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts)
-{
- g_assert_not_reached ();
- return NULL;
-}
-
-#endif /* DISABLE_JIT */
-
-/*
- * LOCKING: Acquires the jit code hash lock.
- */
-static MonoJitInfo*
-lookup_method_inner (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
-{
- MonoJitInfo *ji;
- static gboolean inited = FALSE;
- static int lookups = 0;
- static int failed_lookups = 0;
-
- mono_domain_jit_code_hash_lock (domain);
- ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
- if (!ji && shared) {
- /* Try generic sharing */
- ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
- 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;
- }
- mono_domain_jit_code_hash_unlock (domain);
-
- return ji;
-}
-
-static MonoJitInfo*
-lookup_method (MonoDomain *domain, MonoMethod *method)
-{
- MonoJitInfo *ji;
- MonoMethod *shared;
-
- ji = lookup_method_inner (domain, method, NULL);
-
- if (!ji) {
- if (!mono_method_is_generic_sharable (method, FALSE))
- return NULL;
- shared = mini_get_shared_method (method);
- ji = lookup_method_inner (domain, method, shared);
- }
-
- return ji;
-}
-
-#if ENABLE_JIT_MAP
-static FILE* perf_map_file;
-
-void
-mono_enable_jit_map (void)
-{
- if (!perf_map_file) {
- char name [64];
- g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
- unlink (name);
- perf_map_file = fopen (name, "w");
- }
-}
-
-void
-mono_emit_jit_tramp (void *start, int size, const char *desc)
-{
- if (perf_map_file)
- fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
-}
-
-void
-mono_emit_jit_map (MonoJitInfo *jinfo)
-{
- if (perf_map_file) {
- char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
- mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
- g_free (name);
- }
-}
-
-gboolean
-mono_jit_map_is_enabled (void)
-{
- return perf_map_file != NULL;
-}
-
-#endif
-
-static gpointer
-mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex)
-{
- MonoCompile *cfg;
- gpointer code = NULL;
- MonoJitInfo *jinfo, *info;
- MonoVTable *vtable;
- MonoException *ex = NULL;
- guint32 prof_options;
- GTimer *jit_timer;
- MonoMethod *prof_method, *shared;
-
-#ifdef MONO_USE_AOT_COMPILER
- if (opt & MONO_OPT_AOT) {
- MonoDomain *domain = mono_domain_get ();
-
- mono_class_init (method->klass);
-
- if ((code = mono_aot_get_method (domain, method))) {
- vtable = mono_class_vtable (domain, method->klass);
- g_assert (vtable);
- mono_runtime_class_init (vtable);
-
- return code;
- }
- }
-#endif
-
- if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
- (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
- MonoMethod *nm;
- MonoMethodPInvoke* piinfo = (MonoMethodPInvoke *) method;
-
- if (!piinfo->addr) {
- if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
- piinfo->addr = mono_lookup_internal_call (method);
- else if (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)
-#ifdef HOST_WIN32
- g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono in modules loaded from byte arrays. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
-#else
- g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono on this platform. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
-#endif
- else
- mono_lookup_pinvoke_call (method, NULL, NULL);
- }
- nm = mono_marshal_get_native_wrapper (method, check_for_pending_exc, mono_aot_only);
- code = mono_get_addr_from_ftnptr (mono_compile_method (nm));
- jinfo = mono_jit_info_table_find (target_domain, code);
- if (!jinfo)
- jinfo = mono_jit_info_table_find (mono_domain_get (), code);
- if (jinfo)
- mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
- return code;
- } else if ((method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
- const char *name = method->name;
- char *full_name, *msg;
- 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 (target_domain, 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));
- }
- }
-
- full_name = mono_method_full_name (method, TRUE);
- msg = g_strdup_printf ("Unrecognizable runtime implemented method '%s'", full_name);
- *jit_ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", msg);
- g_free (full_name);
- g_free (msg);
- return NULL;
- }
-
- if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
- WrapperInfo *info = mono_marshal_get_wrapper_info (method);
-
- if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN || info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_OUT) {
- static MonoTrampInfo *in_tinfo, *out_tinfo;
- MonoTrampInfo *tinfo;
- MonoJitInfo *jinfo;
- gboolean is_in = info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN;
-
- if (is_in && in_tinfo)
- return in_tinfo->code;
- else if (!is_in && out_tinfo)
- return out_tinfo->code;
-
- /*
- * This is a special wrapper whose body is implemented in assembly, like a trampoline. We use a wrapper so EH
- * works.
- * FIXME: The caller signature doesn't match the callee, which might cause problems on some platforms
- */
- if (mono_aot_only)
- mono_aot_get_trampoline_full (is_in ? "gsharedvt_trampoline" : "gsharedvt_out_trampoline", &tinfo);
- else
- mono_arch_get_gsharedvt_trampoline (&tinfo, FALSE);
- jinfo = create_jit_info_for_trampoline (method, tinfo);
- mono_jit_info_table_add (mono_get_root_domain (), jinfo);
- if (is_in)
- in_tinfo = tinfo;
- else
- out_tinfo = tinfo;
- return tinfo->code;
- }
- }
-
- if (mono_aot_only) {
- char *fullname = mono_method_full_name (method, TRUE);
- char *msg = g_strdup_printf ("Attempting to JIT compile method '%s' while running with --aot-only. See http://docs.xamarin.com/ios/about/limitations for more information.\n", fullname);
-
- *jit_ex = mono_get_exception_execution_engine (msg);
- g_free (fullname);
- g_free (msg);
-
- return NULL;
- }
-
- jit_timer = g_timer_new ();
-
- cfg = mini_method_compile (method, opt, target_domain, JIT_FLAG_RUN_CCTORS, 0);
- prof_method = cfg->method;
-
- g_timer_stop (jit_timer);
- mono_jit_stats.jit_time += g_timer_elapsed (jit_timer, NULL);
- g_timer_destroy (jit_timer);
-
- switch (cfg->exception_type) {
- case MONO_EXCEPTION_NONE:
- break;
- case MONO_EXCEPTION_TYPE_LOAD:
- case MONO_EXCEPTION_MISSING_FIELD:
- case MONO_EXCEPTION_MISSING_METHOD:
- case MONO_EXCEPTION_FILE_NOT_FOUND:
- case MONO_EXCEPTION_BAD_IMAGE: {
- /* Throw a type load exception if needed */
- MonoLoaderError *error = mono_loader_get_last_error ();
-
- if (error) {
- ex = mono_loader_error_prepare_exception (error);
- } else {
- if (cfg->exception_ptr) {
- ex = mono_class_get_exception_for_failure (cfg->exception_ptr);
- } else {
- if (cfg->exception_type == MONO_EXCEPTION_MISSING_FIELD)
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingFieldException", cfg->exception_message);
- else if (cfg->exception_type == MONO_EXCEPTION_MISSING_METHOD)
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingMethodException", cfg->exception_message);
- else if (cfg->exception_type == MONO_EXCEPTION_TYPE_LOAD)
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "TypeLoadException", cfg->exception_message);
- else if (cfg->exception_type == MONO_EXCEPTION_FILE_NOT_FOUND)
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FileNotFoundException", cfg->exception_message);
- else if (cfg->exception_type == MONO_EXCEPTION_BAD_IMAGE)
- ex = mono_get_exception_bad_image_format (cfg->exception_message);
- else
- g_assert_not_reached ();
- }
- }
- break;
- }
- case MONO_EXCEPTION_INVALID_PROGRAM:
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", cfg->exception_message);
- break;
- case MONO_EXCEPTION_UNVERIFIABLE_IL:
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", cfg->exception_message);
- break;
- case MONO_EXCEPTION_METHOD_ACCESS:
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MethodAccessException", cfg->exception_message);
- break;
- case MONO_EXCEPTION_FIELD_ACCESS:
- ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FieldAccessException", cfg->exception_message);
- break;
-#ifndef DISABLE_SECURITY
- /* this can only be set if the security manager is active */
- case MONO_EXCEPTION_SECURITY_LINKDEMAND: {
- MonoSecurityManager* secman = mono_security_manager_get_methods ();
- MonoObject *exc = NULL;
- gpointer args [2];
-
- args [0] = &cfg->exception_data;
- args [1] = &method;
- mono_runtime_invoke (secman->linkdemandsecurityexception, NULL, args, &exc);
-
- ex = (MonoException*)exc;
- break;
- }
-#endif
- case MONO_EXCEPTION_OBJECT_SUPPLIED: {
- MonoException *exp = cfg->exception_ptr;
- MONO_GC_UNREGISTER_ROOT (cfg->exception_ptr);
-
- ex = exp;
- break;
- }
- case MONO_EXCEPTION_OUT_OF_MEMORY:
- ex = mono_domain_get ()->out_of_memory_ex;
- break;
- case MONO_EXCEPTION_MONO_ERROR:
- g_assert (!mono_error_ok (&cfg->error));
- ex = mono_error_convert_to_exception (&cfg->error);
- break;
- default:
- g_assert_not_reached ();
- }
-
- if (ex) {
- if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
- mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
-
- mono_destroy_compile (cfg);
- *jit_ex = ex;
-
- return NULL;
- }
-
- if (mono_method_is_generic_sharable (method, FALSE))
- shared = mini_get_shared_method (method);
- else
- shared = NULL;
-
- 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. */
-
- info = lookup_method_inner (target_domain, method, shared);
- 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) {
- /* The lookup + insert is atomic since this is done inside the domain lock */
- mono_domain_jit_code_hash_lock (target_domain);
- mono_internal_hash_table_insert (&target_domain->jit_code_hash, cfg->jit_info->d.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 (method, FALSE))
- mono_stats.generics_shared_methods++;
- if (cfg->gsharedvt)
- mono_stats.gsharedvt_methods++;
- }
-
- jinfo = cfg->jit_info;
-
- prof_options = cfg->prof_options;
-
- /*
- * Update global stats while holding a lock, instead of doing many
- * InterlockedIncrement operations during JITting.
- */
- mono_jit_stats.allocate_var += cfg->stat_allocate_var;
- mono_jit_stats.locals_stack_size += cfg->stat_locals_stack_size;
- mono_jit_stats.basic_blocks += cfg->stat_basic_blocks;
- mono_jit_stats.max_basic_blocks = MAX (cfg->stat_basic_blocks, mono_jit_stats.max_basic_blocks);
- mono_jit_stats.cil_code_size += cfg->stat_cil_code_size;
- mono_jit_stats.regvars += cfg->stat_n_regvars;
- mono_jit_stats.inlineable_methods += cfg->stat_inlineable_methods;
- mono_jit_stats.inlined_methods += cfg->stat_inlined_methods;
- mono_jit_stats.cas_demand_generation += cfg->stat_cas_demand_generation;
- mono_jit_stats.code_reallocs += cfg->stat_code_reallocs;
-
- mono_destroy_compile (cfg);
-
-#ifndef DISABLE_JIT
- if (domain_jit_info (target_domain)->jump_target_hash) {
- MonoJumpInfo patch_info;
- MonoJumpList *jlist;
- GSList *tmp;
- jlist = g_hash_table_lookup (domain_jit_info (target_domain)->jump_target_hash, method);
- if (jlist) {
- 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);
-
-#if defined(__native_client_codegen__) && defined(__native_client__)
- /* These patches are applied after a method has been installed, no target munging is needed. */
- nacl_allow_target_modification (FALSE);
-#endif
- for (tmp = jlist->list; tmp; tmp = tmp->next)
- mono_arch_patch_code (NULL, target_domain, tmp->data, &patch_info, NULL, TRUE);
-#if defined(__native_client_codegen__) && defined(__native_client__)
- nacl_allow_target_modification (TRUE);
-#endif
- }
- }
-
- mono_emit_jit_map (jinfo);
-#endif
- mono_domain_unlock (target_domain);
-
- vtable = mono_class_vtable (target_domain, method->klass);
- if (!vtable) {
- ex = mono_class_get_exception_for_failure (method->klass);
- g_assert (ex);
- *jit_ex = ex;
- return NULL;
- }
-
- if (prof_options & MONO_PROFILE_JIT_COMPILATION) {
- if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) {
- if (mono_marshal_method_from_wrapper (method)) {
- /* Native func wrappers have no method */
- /* The profiler doesn't know about wrappers, so pass the original icall method */
- mono_profiler_method_end_jit (mono_marshal_method_from_wrapper (method), jinfo, MONO_PROFILE_OK);
- }
- }
- mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
- if (prof_method != method) {
- mono_profiler_method_end_jit (prof_method, jinfo, MONO_PROFILE_OK);
- }
- }
-
- ex = mono_runtime_class_init_full (vtable, FALSE);
- if (ex) {
- *jit_ex = ex;
- return NULL;
- }
- return code;
-}
+ ei->flags = ec->flags;
-static gpointer
-mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex)
-{
- MonoDomain *target_domain, *domain = mono_domain_get ();
- MonoJitInfo *info;
- gpointer code, p;
- MonoJitInfo *ji;
- MonoJitICallInfo *callinfo = NULL;
- WrapperInfo *winfo = NULL;
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("IL clause: try 0x%x-0x%x handler 0x%x-0x%x filter 0x%x\n", ec->try_offset, ec->try_offset + ec->try_len, ec->handler_offset, ec->handler_offset + ec->handler_len, ec->flags == MONO_EXCEPTION_CLAUSE_FILTER ? ec->data.filter_offset : 0);
- /*
- * 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)
- winfo = mono_marshal_get_wrapper_info (method);
- if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
- callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
- g_assert (callinfo);
+ /*
+ * The spvars are needed by mono_arch_install_handler_block_guard ().
+ */
+ if (ei->flags == MONO_EXCEPTION_CLAUSE_FINALLY) {
+ int region;
- /* Must be domain neutral since there is only one copy */
- opt |= MONO_OPT_SHARED;
- }
+ region = ((i + 1) << 8) | MONO_REGION_FINALLY | ec->flags;
+ spvar = mono_find_spvar_for_region (cfg, region);
+ g_assert (spvar);
+ ei->exvar_offset = spvar->inst_offset;
+ } else {
+ exvar = mono_find_exvar_for_offset (cfg, ec->handler_offset);
+ ei->exvar_offset = exvar ? exvar->inst_offset : 0;
+ }
- if (method->dynamic)
- opt &= ~MONO_OPT_SHARED;
+ 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;
+ }
- /* These methods can become invalid when a domain is unloaded */
- if (method->klass->image != mono_get_corlib () || method->is_inflated)
- opt &= ~MONO_OPT_SHARED;
+ tblock = cfg->cil_offset_to_bb [ec->try_offset];
+ g_assert (tblock);
+ g_assert (tblock->native_offset);
+ ei->try_start = cfg->native_code + tblock->native_offset;
+ if (tblock->extend_try_block) {
+ /*
+ * Extend the try block backwards to include parts of the previous call
+ * instruction.
+ */
+ ei->try_start = (guint8*)ei->try_start - MONO_ARCH_MONITOR_ENTER_ADJUSTMENT;
+ }
+ tblock = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
+ g_assert (tblock);
+ if (!tblock->native_offset) {
+ int j, end;
+ for (j = ec->try_offset + ec->try_len, end = ec->try_offset; j >= end; --j) {
+ MonoBasicBlock *bb = cfg->cil_offset_to_bb [j];
+ if (bb && bb->native_offset) {
+ tblock = bb;
+ break;
+ }
+ }
+ }
+ 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 (opt & MONO_OPT_SHARED)
- target_domain = mono_get_root_domain ();
- else
- target_domain = domain;
+ for (tmp = cfg->try_block_holes; tmp; tmp = tmp->next) {
+ TryBlockHole *hole = tmp->data;
+ gpointer hole_end = cfg->native_code + (hole->basic_block->native_offset + hole->basic_block->native_length);
+ if (hole->clause == ec && hole_end == ei->try_end) {
+ if (G_UNLIKELY (cfg->verbose_level >= 4))
+ printf ("\tShortening try block %d from %x to %x\n", i, (int)((guint8*)ei->try_end - cfg->native_code), hole->start_offset);
- if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
- WrapperInfo *info = mono_marshal_get_wrapper_info (method);
+ ei->try_end = cfg->native_code + hole->start_offset;
+ break;
+ }
+ }
+
+ if (ec->flags == MONO_EXCEPTION_CLAUSE_FINALLY) {
+ int end_offset;
+ if (ec->handler_offset + ec->handler_len < header->code_size) {
+ tblock = cfg->cil_offset_to_bb [ec->handler_offset + ec->handler_len];
+ if (tblock->native_offset) {
+ end_offset = tblock->native_offset;
+ } else {
+ int j, end;
- g_assert (info);
- if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
- MonoGenericContext *ctx = NULL;
- if (method->is_inflated)
- ctx = mono_method_get_context (method);
- method = info->d.synchronized_inner.method;
- if (ctx) {
- MonoError error;
- method = mono_class_inflate_generic_method_checked (method, ctx, &error);
- g_assert (mono_error_ok (&error)); /* FIXME don't swallow the error */
+ for (j = ec->handler_offset + ec->handler_len, end = ec->handler_offset; j >= end; --j) {
+ MonoBasicBlock *bb = cfg->cil_offset_to_bb [j];
+ if (bb && bb->native_offset) {
+ tblock = bb;
+ break;
+ }
+ }
+ end_offset = tblock->native_offset + tblock->native_length;
+ }
+ } else {
+ end_offset = cfg->epilog_begin;
+ }
+ ei->data.handler_end = cfg->native_code + end_offset;
}
}
}
- 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;
- MonoException *tmpEx;
-
- mono_jit_stats.methods_lookups++;
- vtable = mono_class_vtable (domain, method->klass);
- g_assert (vtable);
- tmpEx = mono_runtime_class_init_full (vtable, ex == NULL);
- if (tmpEx) {
- *ex = tmpEx;
- return NULL;
- }
- return mono_create_ftnptr (target_domain, info->code_start);
+ if (G_UNLIKELY (cfg->verbose_level >= 4)) {
+ int i;
+ for (i = 0; i < jinfo->num_clauses; i++) {
+ MonoJitExceptionInfo *ei = &jinfo->clauses [i];
+ int start = (guint8*)ei->try_start - cfg->native_code;
+ int end = (guint8*)ei->try_end - cfg->native_code;
+ int handler = (guint8*)ei->handler_start - cfg->native_code;
+ int handler_end = (guint8*)ei->data.handler_end - cfg->native_code;
+
+ printf ("JitInfo EH clause %d flags %x try %x-%x handler %x-%x\n", i, ei->flags, start, end, handler, handler_end);
}
}
- code = mono_jit_compile_method_inner (method, target_domain, opt, ex);
- if (!code)
- return NULL;
-
- if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
- MonoDomain *d;
+ if (cfg->encoded_unwind_ops) {
+ /* Generated by LLVM */
+ jinfo->unwind_info = mono_cache_unwind_info (cfg->encoded_unwind_ops, cfg->encoded_unwind_ops_len);
+ g_free (cfg->encoded_unwind_ops);
+ } else if (cfg->unwind_ops) {
+ guint32 info_len;
+ guint8 *unwind_info = mono_unwind_ops_encode (cfg->unwind_ops, &info_len);
+ guint32 unwind_desc;
- /*
- * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
- */
- ji = mini_jit_info_table_find (mono_domain_get (), code, &d);
- g_assert (ji);
- }
+ unwind_desc = mono_cache_unwind_info (unwind_info, info_len);
- p = mono_create_ftnptr (target_domain, code);
+ if (cfg->has_unwind_info_for_epilog) {
+ MonoArchEHJitInfo *info;
- if (callinfo) {
- /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
- mono_loader_lock ();
- mono_jit_lock ();
- if (!callinfo->wrapper) {
- callinfo->wrapper = p;
- mono_register_jit_icall_wrapper (callinfo, p);
+ info = mono_jit_info_get_arch_eh_info (jinfo);
+ g_assert (info);
+ info->epilog_size = cfg->code_len - cfg->epilog_begin;
}
- mono_jit_unlock ();
- mono_loader_unlock ();
+ jinfo->unwind_info = unwind_desc;
+ g_free (unwind_info);
+ } else {
+ jinfo->unwind_info = cfg->used_int_regs;
}
- return p;
+ return jinfo;
}
+#endif
-gpointer
-mono_jit_compile_method (MonoMethod *method)
+/* Return whenever METHOD is a gsharedvt method */
+static gboolean
+is_gsharedvt_method (MonoMethod *method)
{
- MonoException *ex = NULL;
- gpointer code;
+ MonoGenericContext *context;
+ MonoGenericInst *inst;
+ int i;
- code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), &ex);
- if (!code) {
- g_assert (ex);
- mono_raise_exception (ex);
+ if (!method->is_inflated)
+ return FALSE;
+ context = mono_method_get_context (method);
+ inst = context->class_inst;
+ if (inst) {
+ for (i = 0; i < inst->type_argc; ++i)
+ if (mini_is_gsharedvt_gparam (inst->type_argv [i]))
+ return TRUE;
}
-
- return code;
-}
-
-#ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
-static void
-invalidated_delegate_trampoline (char *desc)
-{
- g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
- "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
- desc);
+ inst = context->method_inst;
+ if (inst) {
+ for (i = 0; i < inst->type_argc; ++i)
+ if (mini_is_gsharedvt_gparam (inst->type_argv [i]))
+ return TRUE;
+ }
+ return FALSE;
}
-#endif
-/*
- * mono_jit_free_method:
- *
- * Free all memory allocated by the JIT for METHOD.
- */
-static void
-mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
+static gboolean
+is_open_method (MonoMethod *method)
{
- MonoJitDynamicMethodInfo *ji;
- gboolean destroy = TRUE;
- GHashTableIter iter;
- MonoJumpList *jlist;
-
- g_assert (method->dynamic);
+ MonoGenericContext *context;
- mono_domain_lock (domain);
- ji = mono_dynamic_code_hash_lookup (domain, method);
- mono_domain_unlock (domain);
+ if (!method->is_inflated)
+ return FALSE;
+ context = mono_method_get_context (method);
+ if (context->class_inst && context->class_inst->is_open)
+ return TRUE;
+ if (context->method_inst && context->method_inst->is_open)
+ return TRUE;
+ return FALSE;
+}
- if (!ji)
- return;
+#ifndef DISABLE_JIT
- mono_debug_remove_method (method, domain);
+#if defined(__native_client_codegen__) || USE_COOP_GC
- mono_domain_lock (domain);
- g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
- mono_domain_jit_code_hash_lock (domain);
- mono_internal_hash_table_remove (&domain->jit_code_hash, method);
- mono_domain_jit_code_hash_unlock (domain);
- g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
- mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
+static void
+mono_create_gc_safepoint (MonoCompile *cfg, MonoBasicBlock *bblock)
+{
+ MonoInst *poll_addr, *ins;
+ if (cfg->verbose_level)
+ printf ("ADDING SAFE POINT TO BB %d\n", bblock->block_num);
- /* Remove jump targets in this method */
- g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
- while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
- GSList *tmp, *remove;
+#if defined(__native_client_codegen__)
+ NEW_AOTCONST (cfg, poll_addr, MONO_PATCH_INFO_GC_SAFE_POINT_FLAG, (gpointer)&__nacl_thread_suspension_needed);
+#else
+ NEW_AOTCONST (cfg, poll_addr, MONO_PATCH_INFO_GC_SAFE_POINT_FLAG, (gpointer)&mono_polling_required);
+#endif
- remove = NULL;
- for (tmp = jlist->list; tmp; tmp = tmp->next) {
- guint8 *ip = tmp->data;
+ MONO_INST_NEW (cfg, ins, OP_GC_SAFE_POINT);
+ ins->sreg1 = poll_addr->dreg;
- if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
- remove = g_slist_prepend (remove, tmp);
- }
- for (tmp = remove; tmp; tmp = tmp->next) {
- jlist->list = g_slist_delete_link (jlist->list, tmp->data);
- }
- g_slist_free (remove);
- }
+ if (bblock->flags & BB_EXCEPTION_HANDLER) {
+ MonoInst *eh_op = bblock->code;
- mono_domain_unlock (domain);
+ // we only skip the ops that start EH blocks.
+ if (eh_op && eh_op->opcode != OP_START_HANDLER && eh_op->opcode != OP_GET_EX_OBJ)
+ eh_op = NULL;
-#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);
+ mono_bblock_insert_after_ins (bblock, eh_op, poll_addr);
+ mono_bblock_insert_after_ins (bblock, poll_addr, ins);
+ } else if (bblock == cfg->bb_entry) {
+ mono_bblock_insert_after_ins (bblock, bblock->last_ins, poll_addr);
+ mono_bblock_insert_after_ins (bblock, poll_addr, ins);
- g_free (type);
- mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
- destroy = FALSE;
+ } else {
+ mono_bblock_insert_before_ins (bblock, NULL, poll_addr);
+ mono_bblock_insert_after_ins (bblock, poll_addr, ins);
}
-#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);
+/*
+This code inserts safepoints into managed code at important code paths.
+Those are:
- if (destroy)
- mono_code_manager_destroy (ji->code_mp);
- g_free (ji);
-}
+-the first basic block
+-landing BB for exception handlers
+-loop body starts.
-gpointer
-mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
+*/
+static void
+mono_insert_safepoints (MonoCompile *cfg)
{
- MonoDomain *target_domain;
- MonoJitInfo *info;
+ MonoBasicBlock *bb;
- if (default_opt & MONO_OPT_SHARED)
- target_domain = mono_get_root_domain ();
- else
- target_domain = domain;
+ if (cfg->verbose_level)
+ printf ("INSERTING SAFEPOINTS\n");
- info = lookup_method (target_domain, method);
- if (info) {
- /* We can't use a domain specific method in another domain */
- if (! ((domain != target_domain) && !info->domain_neutral)) {
- mono_jit_stats.methods_lookups++;
- if (ji)
- *ji = info;
- return info->code_start;
- }
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ if (bb->loop_body_start || bb == cfg->bb_entry || bb->flags & BB_EXCEPTION_HANDLER)
+ mono_create_gc_safepoint (cfg, bb);
}
-
- if (ji)
- *ji = NULL;
- return NULL;
}
-gboolean mono_do_single_method_regression = FALSE;
-guint32 mono_single_method_regression_opt = 0;
-MonoMethod *mono_current_single_method;
-GSList *mono_single_method_list;
-GHashTable *mono_single_method_hash;
-
-guint32
-mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
-{
- g_assert (method);
-
- if (!mono_do_single_method_regression)
- return default_opt;
- if (!mono_current_single_method) {
- if (!mono_single_method_hash)
- mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
- if (!g_hash_table_lookup (mono_single_method_hash, method)) {
- g_hash_table_insert (mono_single_method_hash, method, method);
- mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
- }
- return default_opt;
- }
- if (method == mono_current_single_method)
- return mono_single_method_regression_opt;
- return default_opt;
-}
+#else
-gpointer
-mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
+static void
+mono_insert_safepoints (MonoCompile *cfg)
{
- return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
}
-typedef struct {
- MonoMethod *method;
- gpointer compiled_method;
- gpointer runtime_invoke;
- MonoVTable *vtable;
- MonoDynCallInfo *dyn_call_info;
- MonoClass *ret_box_class;
-} RuntimeInvokeInfo;
+#endif
-/**
- * mono_jit_runtime_invoke:
- * @method: the method to invoke
- * @obj: this pointer
- * @params: array of parameter values.
- * @exc: used to catch exceptions objects
+/*
+ * mini_method_compile:
+ * @method: the method to compile
+ * @opts: the optimization flags to use
+ * @domain: the domain where the method will be compiled in
+ * @flags: compilation flags
+ * @parts: debug flag
+ *
+ * Returns: a MonoCompile* pointer. Caller must check the exception_type
+ * field in the returned struct to see if compilation succeded.
*/
-static MonoObject*
-mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc)
+MonoCompile*
+mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts)
{
- MonoMethod *invoke, *callee;
- MonoObject *(*runtime_invoke) (MonoObject *this, void **params, MonoObject **exc, void* compiled_method);
- MonoDomain *domain = mono_domain_get ();
- MonoJitDomainInfo *domain_info;
- RuntimeInvokeInfo *info, *info2;
-
- if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
- g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
- return NULL;
- }
-
- domain_info = domain_jit_info (domain);
-
- info = mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
+ MonoMethodHeader *header;
+ MonoMethodSignature *sig;
+ MonoError err;
+ MonoCompile *cfg;
+ int dfn, i, code_size_ratio;
+ gboolean try_generic_shared, try_llvm = FALSE;
+ MonoMethod *method_to_compile, *method_to_register;
+ gboolean method_is_gshared = FALSE;
+ gboolean run_cctors = (flags & JIT_FLAG_RUN_CCTORS) ? 1 : 0;
+ gboolean compile_aot = (flags & JIT_FLAG_AOT) ? 1 : 0;
+ gboolean full_aot = (flags & JIT_FLAG_FULL_AOT) ? 1 : 0;
+ gboolean disable_direct_icalls = (flags & JIT_FLAG_NO_DIRECT_ICALLS) ? 1 : 0;
+ gboolean gsharedvt_method = FALSE;
+#ifdef ENABLE_LLVM
+ gboolean llvm = (flags & JIT_FLAG_LLVM) ? 1 : 0;
+#endif
+ static gboolean verbose_method_inited;
+ static const char *verbose_method_name;
- if (!info) {
- if (mono_security_core_clr_enabled ()) {
- /*
- * This might be redundant since mono_class_vtable () already does this,
- * but keep it just in case for moonlight.
- */
- mono_class_setup_vtable (method->klass);
- if (method->klass->exception_type != MONO_EXCEPTION_NONE) {
- if (exc)
- *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
- else
- mono_raise_exception (mono_class_get_exception_for_failure (method->klass));
- return NULL;
- }
- }
+ InterlockedIncrement (&mono_jit_stats.methods_compiled);
+ if (mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)
+ mono_profiler_method_jit (method);
+ if (MONO_METHOD_COMPILE_BEGIN_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_BEGIN (method);
- info = g_new0 (RuntimeInvokeInfo, 1);
+ /*
+ * In AOT mode, method can be the following:
+ * - the generic method definition. In this case, we are compiling the fully shared
+ * version of the method, i.e. the version where all the type parameters are
+ * reference types.
+ * - a gsharedvt method.
+ * - a method inflated with type parameters. This is for partial sharing.
+ * - a method inflated with concrete types.
+ */
+ if (compile_aot)
+ try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
+ (opts & MONO_OPT_GSHARED) && ((method->is_generic || method->klass->generic_container) || (!method->klass->generic_class && mono_method_is_generic_sharable_full (method, TRUE, FALSE, FALSE)));
+ else
+ try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
+ (opts & MONO_OPT_GSHARED) && mono_method_is_generic_sharable (method, FALSE);
- invoke = mono_marshal_get_runtime_invoke (method, FALSE);
- info->vtable = mono_class_vtable_full (domain, method->klass, TRUE);
- g_assert (info->vtable);
+ /*
+ if (try_generic_shared && !mono_debug_count ())
+ try_generic_shared = FALSE;
+ */
- callee = method;
- 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.
- */
- if (mono_aot_only) {
- /*
- * Call a wrapper, since the runtime invoke wrapper was not generated.
- */
- MonoMethod *wrapper;
+ 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++;
+ }
- wrapper = mono_marshal_get_array_accessor_wrapper (method);
- invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
- callee = wrapper;
- } else {
- callee = NULL;
- }
- }
+ if (mini_is_gsharedvt_sharable_method (method)) {
+ if (!mono_debug_count ())
+ try_generic_shared = FALSE;
+ if (compile_aot)
+ try_generic_shared = FALSE;
+ }
- if (callee) {
- MonoException *jit_ex = NULL;
+ gsharedvt_method = is_gsharedvt_method (method);
+ if (gsharedvt_method || (compile_aot && is_open_method (method))) {
+ /* We are AOTing a gshared method directly */
+ method_is_gshared = TRUE;
+ g_assert (compile_aot);
+ try_generic_shared = TRUE;
+ }
- info->compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), &jit_ex);
- if (!info->compiled_method) {
- g_free (info);
- g_assert (jit_ex);
- if (exc) {
- *exc = (MonoObject*)jit_ex;
- return NULL;
- } else {
- mono_raise_exception (jit_ex);
- }
- }
+#ifdef ENABLE_LLVM
+ try_llvm = mono_use_llvm || llvm;
+#endif
- info->compiled_method = mini_add_method_trampoline (NULL, callee, info->compiled_method, mono_method_needs_static_rgctx_invoke (callee, FALSE), FALSE);
+ restart_compile:
+ if (method_is_gshared) {
+ method_to_compile = method;
+ } else {
+ if (try_generic_shared) {
+ method_to_compile = mini_get_shared_method (method);
+ g_assert (method_to_compile);
} else {
- info->compiled_method = NULL;
+ method_to_compile = method;
}
+ }
- /*
- * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
- * in full-aot mode, so we use a slower, but more generic wrapper if
- * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
- */
-#ifdef MONO_ARCH_DYN_CALL_SUPPORTED
- if (mono_aot_only || debug_options.dyn_runtime_invoke) {
- MonoType *ret_type;
- MonoMethodSignature *sig = mono_method_signature (method);
- gboolean supported = TRUE;
- int i;
+ cfg = g_new0 (MonoCompile, 1);
+ cfg->method = method_to_compile;
+ cfg->header = mono_method_get_header (cfg->method);
+ cfg->mempool = mono_mempool_new ();
+ cfg->opt = opts;
+ cfg->prof_options = mono_profiler_get_events ();
+ cfg->run_cctors = run_cctors;
+ cfg->domain = domain;
+ cfg->verbose_level = mini_verbose;
+ cfg->compile_aot = compile_aot;
+ cfg->full_aot = full_aot;
+ cfg->skip_visibility = method->skip_visibility;
+ cfg->orig_method = method;
+ cfg->gen_seq_points = debug_options.gen_seq_points_compact_data || debug_options.gen_sdb_seq_points;
+ cfg->gen_sdb_seq_points = debug_options.gen_sdb_seq_points;
- if (method->string_ctor)
- sig = mono_marshal_get_string_ctor_signature (method);
+#ifdef PLATFORM_ANDROID
+ if (cfg->method->wrapper_type != MONO_WRAPPER_NONE) {
+ /* FIXME: Why is this needed */
+ cfg->gen_seq_points = FALSE;
+ cfg->gen_sdb_seq_points = FALSE;
+ }
+#endif
+ /* coop / nacl requires loop detection to happen */
+#if defined(__native_client_codegen__) || defined(USE_COOP_GC)
+ cfg->opt |= MONO_OPT_LOOP;
+#endif
- for (i = 0; i < sig->param_count; ++i) {
- MonoType *t = sig->params [i];
+ cfg->explicit_null_checks = debug_options.explicit_null_checks;
+ cfg->soft_breakpoints = debug_options.soft_breakpoints;
+ cfg->check_pinvoke_callconv = debug_options.check_pinvoke_callconv;
+ cfg->disable_direct_icalls = disable_direct_icalls;
+ if (try_generic_shared)
+ cfg->generic_sharing_context = (MonoGenericSharingContext*)&cfg->gsctx;
+ cfg->compile_llvm = try_llvm;
+ cfg->token_info_hash = g_hash_table_new (NULL, NULL);
- if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
- supported = FALSE;
- }
+ if (!mono_debug_count ())
+ cfg->opt &= ~MONO_OPT_FLOAT32;
+ cfg->r4fp = (cfg->opt & MONO_OPT_FLOAT32) ? 1 : 0;
+ cfg->r4_stack_type = cfg->r4fp ? STACK_R4 : STACK_R8;
- if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
- supported = FALSE;
+ if (cfg->gen_seq_points)
+ cfg->seq_points = g_ptr_array_new ();
+ mono_error_init (&cfg->error);
- if (supported)
- info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
+ if (cfg->compile_aot && !try_generic_shared && (method->is_generic || method->klass->generic_container || method_is_gshared)) {
+ cfg->exception_type = MONO_EXCEPTION_GENERIC_SHARING_FAILED;
+ return cfg;
+ }
- ret_type = sig->ret;
- if (info->dyn_call_info) {
- switch (ret_type->type) {
- case MONO_TYPE_VOID:
- break;
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_I:
- case MONO_TYPE_U:
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_CHAR:
- case MONO_TYPE_R4:
- case MONO_TYPE_R8:
- info->ret_box_class = mono_class_from_mono_type (ret_type);
- break;
- case MONO_TYPE_PTR:
- info->ret_box_class = mono_defaults.int_class;
- break;
- case MONO_TYPE_STRING:
- case MONO_TYPE_CLASS:
- case MONO_TYPE_ARRAY:
- case MONO_TYPE_SZARRAY:
- case MONO_TYPE_OBJECT:
- break;
- case MONO_TYPE_GENERICINST:
- if (!MONO_TYPE_IS_REFERENCE (ret_type))
- info->ret_box_class = mono_class_from_mono_type (ret_type);
- break;
- case MONO_TYPE_VALUETYPE:
- info->ret_box_class = mono_class_from_mono_type (ret_type);
- break;
- default:
- g_assert_not_reached ();
- break;
- }
- }
- }
-#endif
+ if (cfg->generic_sharing_context && (gsharedvt_method || mini_is_gsharedvt_sharable_method (method))) {
+ MonoMethodInflated *inflated;
+ MonoGenericContext *context;
- if (!info->dyn_call_info)
- info->runtime_invoke = mono_jit_compile_method (invoke);
+ if (gsharedvt_method) {
+ g_assert (method->is_inflated);
+ inflated = (MonoMethodInflated*)method;
+ context = &inflated->context;
- info2 = mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
- if (info2) {
- g_free (info);
- info = info2;
+ /* We are compiling a gsharedvt method directly */
+ g_assert (compile_aot);
+ } else {
+ g_assert (method_to_compile->is_inflated);
+ inflated = (MonoMethodInflated*)method_to_compile;
+ context = &inflated->context;
}
- }
- runtime_invoke = info->runtime_invoke;
+ mini_init_gsctx (NULL, cfg->mempool, context, &cfg->gsctx);
+ cfg->gsctx_context = context;
- /*
- * We need this here because mono_marshal_get_runtime_invoke can place
- * the helper method in System.Object and not the target class.
- */
- if (exc) {
- *exc = (MonoObject*)mono_runtime_class_init_full (info->vtable, FALSE);
- if (*exc)
- return NULL;
+ cfg->gsharedvt = TRUE;
+ // FIXME:
+ cfg->disable_llvm = TRUE;
+ }
+
+ if (cfg->generic_sharing_context) {
+ method_to_register = method_to_compile;
+ cfg->gshared = TRUE;
} else {
- mono_runtime_class_init (info->vtable);
+ g_assert (method == method_to_compile);
+ method_to_register = method;
}
+ cfg->method_to_register = method_to_register;
- /* The wrappers expect this to be initialized to NULL */
- if (exc)
- *exc = NULL;
+ mono_error_init (&err);
+ sig = mono_method_signature_checked (cfg->method, &err);
+ if (!sig) {
+ cfg->exception_type = MONO_EXCEPTION_TYPE_LOAD;
+ cfg->exception_message = g_strdup (mono_error_get_message (&err));
+ mono_error_cleanup (&err);
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ return cfg;
+ }
-#ifdef MONO_ARCH_DYN_CALL_SUPPORTED
- if (info->dyn_call_info) {
- MonoMethodSignature *sig = mono_method_signature (method);
- gpointer *args;
- static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
- int i, pindex;
- guint8 buf [256];
- guint8 retval [256];
+ header = cfg->header;
+ if (!header) {
+ MonoLoaderError *error;
- if (!dyn_runtime_invoke) {
- invoke = mono_marshal_get_runtime_invoke_dynamic ();
- dyn_runtime_invoke = mono_jit_compile_method (invoke);
+ if ((error = mono_loader_get_last_error ())) {
+ cfg->exception_type = error->exception_type;
+ } else {
+ cfg->exception_type = MONO_EXCEPTION_INVALID_PROGRAM;
+ cfg->exception_message = g_strdup_printf ("Missing or incorrect header for method %s", cfg->method->name);
}
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ return cfg;
+ }
- /* Convert the arguments to the format expected by start_dyn_call () */
- args = g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
- pindex = 0;
- if (sig->hasthis)
- args [pindex ++] = &obj;
- for (i = 0; i < sig->param_count; ++i) {
- MonoType *t = sig->params [i];
+#ifdef ENABLE_LLVM
+ {
+ static gboolean inited;
- if (t->byref) {
- args [pindex ++] = ¶ms [i];
- } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
- args [pindex ++] = ¶ms [i];
- } else {
- args [pindex ++] = params [i];
+ if (!inited)
+ inited = TRUE;
+
+ /*
+ * Check for methods which cannot be compiled by LLVM early, to avoid
+ * the extra compilation pass.
+ */
+ if (COMPILE_LLVM (cfg)) {
+ mono_llvm_check_method_supported (cfg);
+ if (cfg->disable_llvm) {
+ if (cfg->verbose_level >= 1) {
+ //nm = mono_method_full_name (cfg->method, TRUE);
+ printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);
+ //g_free (nm);
+ }
+ mono_destroy_compile (cfg);
+ try_llvm = FALSE;
+ goto restart_compile;
}
}
-
- //printf ("M: %s\n", mono_method_full_name (method, TRUE));
-
- mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
-
- dyn_runtime_invoke (buf, exc, info->compiled_method);
-
- mono_arch_finish_dyn_call (info->dyn_call_info, buf);
-
- if (info->ret_box_class)
- return mono_value_box (domain, info->ret_box_class, retval);
- else
- return *(MonoObject**)retval;
}
#endif
- return runtime_invoke (obj, params, exc, info->compiled_method);
-}
+ /* The debugger has no liveness information, so avoid sharing registers/stack slots */
+ if (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;
-MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
-{
- MonoException *exc = NULL;
- MonoJitInfo *ji;
- MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
- MONO_SIG_HANDLER_GET_CONTEXT;
+ cfg->extend_live_ranges = TRUE;
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));
+ /* Temporarily disable this when running in the debugger until we have support
+ * for this in the debugger. */
+ /* This is no longer needed with sdb */
+ //cfg->disable_omit_fp = TRUE;
-#if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
- if (mono_arch_is_int_overflow (ctx, info))
- /*
- * The spec says this throws ArithmeticException, but MS throws the derived
- * OverflowException.
- */
- exc = mono_get_exception_overflow ();
- else
- exc = mono_get_exception_divide_by_zero ();
-#else
- exc = mono_get_exception_divide_by_zero ();
-#endif
+ /* The debugger needs all locals to be on the stack or in a global register */
+ cfg->disable_vreg_to_lvreg = TRUE;
- if (!ji) {
- if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
- return;
+ /* Don't remove unused variables when running inside the debugger since the user
+ * may still want to view them. */
+ cfg->disable_deadce_vars = TRUE;
- mono_handle_native_sigsegv (SIGSEGV, ctx, info);
- if (mono_do_crash_chaining) {
- mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
- return;
- }
+ // 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;
+ /* This is no longer needed with sdb */
+ //cfg->opt &= ~MONO_OPT_GSHARED;
+
+ /* This is needed for the soft debugger, which doesn't like code after the epilog */
+ cfg->disable_out_of_line_bblocks = TRUE;
}
-
- mono_arch_handle_exception (ctx, exc);
-}
-MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
-{
- MonoException *exc;
- MONO_SIG_HANDLER_GET_CONTEXT;
+ if (mono_using_xdebug) {
+ /*
+ * Make each variable use its own register/stack slot and extend
+ * their liveness to cover the whole method, making them displayable
+ * in gdb even after they are dead.
+ */
+ cfg->disable_reuse_registers = TRUE;
+ cfg->disable_reuse_stack_slots = TRUE;
+ cfg->extend_live_ranges = TRUE;
+ cfg->compute_precise_live_ranges = TRUE;
+ }
- exc = mono_get_exception_execution_engine ("SIGILL");
-
- mono_arch_handle_exception (ctx, exc);
-}
+ mini_gc_init_cfg (cfg);
-#if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
-#define HAVE_SIG_INFO
-#endif
+ if (COMPILE_LLVM (cfg)) {
+ cfg->opt |= MONO_OPT_ABCREM;
+ }
-MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
-{
- MonoJitInfo *ji;
- MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id);
- gpointer fault_addr = NULL;
-#ifdef HAVE_SIG_INFO
- MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
-#else
- void *info = NULL;
-#endif
- MONO_SIG_HANDLER_GET_CONTEXT;
+ if (!verbose_method_inited) {
+ verbose_method_name = g_getenv ("MONO_VERBOSE_METHOD");
+ verbose_method_inited = TRUE;
+ }
+ if (verbose_method_name) {
+ const char *name = verbose_method_name;
-#if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
- if (mono_arch_is_single_step_event (info, ctx)) {
- mono_debugger_agent_single_step_event (ctx);
- return;
- } else if (mono_arch_is_breakpoint_event (info, ctx)) {
- mono_debugger_agent_breakpoint_hit (ctx);
- return;
+ if ((strchr (name, '.') > name) || strchr (name, ':')) {
+ MonoMethodDesc *desc;
+
+ desc = mono_method_desc_new (name, TRUE);
+ if (mono_method_desc_full_match (desc, cfg->method)) {
+ cfg->verbose_level = 4;
+ }
+ mono_method_desc_free (desc);
+ } else {
+ if (strcmp (cfg->method->name, name) == 0)
+ cfg->verbose_level = 4;
+ }
}
-#endif
-#if defined(HAVE_SIG_INFO)
-#if !defined(HOST_WIN32)
- fault_addr = info->si_addr;
- if (mono_aot_is_pagefault (info->si_addr)) {
- mono_aot_handle_pagefault (info->si_addr);
- return;
- }
-#endif
+ cfg->intvars = mono_mempool_alloc0 (cfg->mempool, sizeof (guint16) * STACK_MAX * header->max_stack);
- /* The thread might no be registered with the runtime */
- if (!mono_domain_get () || !jit_tls) {
- if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
- return;
- mono_handle_native_sigsegv (SIGSEGV, ctx, info);
- if (mono_do_crash_chaining) {
- mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
- return;
- }
+ if (cfg->verbose_level > 0) {
+ char *method_name;
+
+ method_name = mono_method_full_name (method, TRUE);
+ g_print ("converting %s%s%smethod %s\n", COMPILE_LLVM (cfg) ? "llvm " : "", cfg->gsharedvt ? "gsharedvt " : "", (cfg->generic_sharing_context && !cfg->gsharedvt) ? "gshared " : "", method_name);
+ /*
+ if (COMPILE_LLVM (cfg))
+ g_print ("converting llvm method %s\n", method_name = mono_method_full_name (method, TRUE));
+ else if (cfg->gsharedvt)
+ g_print ("converting gsharedvt method %s\n", method_name = mono_method_full_name (method_to_compile, TRUE));
+ else if (cfg->generic_sharing_context)
+ g_print ("converting shared method %s\n", method_name = mono_method_full_name (method_to_compile, TRUE));
+ else
+ g_print ("converting method %s\n", method_name = mono_method_full_name (method, TRUE));
+ */
+ g_free (method_name);
}
-#endif
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));
+ if (cfg->opt & MONO_OPT_ABCREM)
+ cfg->opt |= MONO_OPT_SSA;
-#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
- if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
- return;
+ /*
+ 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;
+ */
-#ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
- /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
- fault_addr = info->si_addr;
- if (fault_addr == NULL) {
- MonoContext mctx;
+ //cfg->globalra = TRUE;
- mono_sigctx_to_monoctx (ctx, &mctx);
+ //if (!strcmp (cfg->method->klass->name, "Tests") && !cfg->method->wrapper_type)
+ // cfg->globalra = TRUE;
- fault_addr = MONO_CONTEXT_GET_SP (&mctx);
- }
-#endif
+ {
+ static int count = 0;
+ count ++;
- if (jit_tls->stack_size &&
- ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
/*
- * The hard-guard page has been hit: there is not much we can do anymore
- * Print a hopefully clear message and abort.
- */
- mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
- g_assert_not_reached ();
- } else {
- /* The original handler might not like that it is executed on an altstack... */
- if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
- return;
-
- mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
+ if (g_getenv ("COUNT2")) {
+ cfg->globalra = TRUE;
+ if (count == atoi (g_getenv ("COUNT2")))
+ printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
+ if (count > atoi (g_getenv ("COUNT2")))
+ cfg->globalra = FALSE;
+ }
+ */
}
-#else
- if (!ji) {
- if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
- return;
-
- mono_handle_native_sigsegv (SIGSEGV, ctx, info);
+ if (header->clauses)
+ cfg->globalra = FALSE;
- if (mono_do_crash_chaining) {
- mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
- return;
- }
- }
-
- mono_arch_handle_exception (ctx, NULL);
-#endif
-}
+ if (cfg->method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED)
+ /* The code in the prolog clobbers caller saved registers */
+ cfg->globalra = FALSE;
-MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
-{
- MonoException *exc;
- MONO_SIG_HANDLER_GET_CONTEXT;
+ // FIXME: Disable globalra in case of tracing/profiling
- exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
-
- mono_arch_handle_exception (ctx, exc);
-}
+ if (cfg->method->save_lmf)
+ /* The LMF saving code might clobber caller saved registers */
+ cfg->globalra = FALSE;
-#ifndef DISABLE_REMOTING
-/* 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 (header->code_size > 5000)
+ // FIXME:
+ /* Too large bblocks could overflow the ins positions */
+ cfg->globalra = FALSE;
- if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
- return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
- domain, NULL);
- }
+ 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;
- if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
- (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || 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);
-}
-#endif
+ /* FIXME: Fix SSA to handle branches inside bblocks */
+ if (cfg->opt & MONO_OPT_SSA)
+ cfg->enable_extended_bblocks = FALSE;
-static gpointer *vtable_trampolines;
-static int vtable_trampolines_size;
+ /*
+ * 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;
-gpointer
-mini_get_vtable_trampoline (int slot_index)
-{
- int index = slot_index + MONO_IMT_SIZE;
-
- g_assert (slot_index >= - MONO_IMT_SIZE);
- if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
- mono_jit_lock ();
- if (!vtable_trampolines || index >= vtable_trampolines_size) {
- int new_size;
- gpointer new_table;
-
- new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
- while (new_size <= index)
- new_size *= 2;
- new_table = g_new0 (gpointer, new_size);
-
- if (vtable_trampolines)
- memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
- g_free (vtable_trampolines);
- mono_memory_barrier ();
- vtable_trampolines = new_table;
- vtable_trampolines_size = new_size;
- }
- mono_jit_unlock ();
+ /*We must verify the method before doing any IR generation as mono_compile_create_vars can assert.*/
+ if (mono_compile_is_broken (cfg, cfg->method, TRUE)) {
+ if (mini_get_debug_options ()->break_on_unverified)
+ G_BREAKPOINT ();
+ return cfg;
}
- if (!vtable_trampolines [index])
- vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
- return vtable_trampolines [index];
-}
-
-gpointer
-mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
-{
- gboolean is_virtual_generic, is_interface, load_imt_reg;
- int offset, idx;
+ /*
+ * create MonoInst* which represents arguments and local variables
+ */
+ mono_compile_create_vars (cfg);
- static guint8 **cache = NULL;
- static int cache_size = 0;
+ i = mono_method_to_ir (cfg, method_to_compile, NULL, NULL, NULL, NULL, 0, FALSE);
- if (!method)
- return NULL;
+ if (i < 0) {
+ if (try_generic_shared && cfg->exception_type == MONO_EXCEPTION_GENERIC_SHARING_FAILED) {
+ if (compile_aot) {
+ if (MONO_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);
- /* FIXME Support more cases */
- if (mono_aot_only)
- return NULL;
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
+ /* cfg contains the details of the failure, so let the caller cleanup */
+ return cfg;
+ }
- if (MONO_TYPE_ISSTRUCT (sig->ret))
- return NULL;
+ cfg->stat_basic_blocks += cfg->num_bblocks;
- is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
- is_interface = method->klass->flags & TYPE_ATTRIBUTE_INTERFACE ? TRUE : FALSE;
- load_imt_reg = is_virtual_generic || is_interface;
+ if (COMPILE_LLVM (cfg)) {
+ MonoInst *ins;
- if (is_interface && !is_virtual_generic)
- offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
- else
- offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
-
- idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
- g_assert (idx >= 0);
-
- /* Resize the cache to idx + 1 */
- if (cache_size < idx + 1) {
- mono_jit_lock ();
- if (cache_size < idx + 1) {
- guint8 **new_cache;
- int new_cache_size = idx + 1;
-
- new_cache = g_new0 (guint8*, new_cache_size);
- if (cache)
- memcpy (new_cache, cache, cache_size * sizeof (guint8*));
- g_free (cache);
-
- mono_memory_barrier ();
- cache = new_cache;
- cache_size = new_cache_size;
- }
- mono_jit_unlock ();
- }
+ /* The IR has to be in SSA form for LLVM */
+ cfg->opt |= MONO_OPT_SSA;
- if (cache [idx])
- return cache [idx];
+ // FIXME:
+ if (cfg->ret) {
+ // Allow SSA on the result value
+ cfg->ret->flags &= ~MONO_INST_VOLATILE;
- return cache [idx] = mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
-}
+ // Add an explicit return instruction referencing the return value
+ MONO_INST_NEW (cfg, ins, OP_SETRET);
+ ins->sreg1 = cfg->ret->dreg;
-static gpointer
-mini_get_imt_trampoline (int slot_index)
-{
- return mini_get_vtable_trampoline (slot_index - MONO_IMT_SIZE);
-}
+ MONO_ADD_INS (cfg->bb_exit, ins);
+ }
-static void
-mini_parse_debug_options (void)
-{
- const char *options = g_getenv ("MONO_DEBUG");
- gchar **args, **ptr;
-
- if (!options)
- return;
+ cfg->opt &= ~MONO_OPT_LINEARS;
- 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, "reverse-pinvoke-exceptions"))
- debug_options.reverse_pinvoke_exceptions = TRUE;
- else if (!strcmp (arg, "collect-pagefault-stats"))
- debug_options.collect_pagefault_stats = TRUE;
- else if (!strcmp (arg, "break-on-unverified"))
- debug_options.break_on_unverified = TRUE;
- else if (!strcmp (arg, "no-gdb-backtrace"))
- debug_options.no_gdb_backtrace = TRUE;
- else if (!strcmp (arg, "suspend-on-sigsegv"))
- debug_options.suspend_on_sigsegv = TRUE;
- else if (!strcmp (arg, "suspend-on-exception"))
- debug_options.suspend_on_exception = TRUE;
- else if (!strcmp (arg, "suspend-on-unhandled"))
- debug_options.suspend_on_unhandled = TRUE;
- else if (!strcmp (arg, "dont-free-domains"))
- mono_dont_free_domains = TRUE;
- else if (!strcmp (arg, "dyn-runtime-invoke"))
- debug_options.dyn_runtime_invoke = TRUE;
- else if (!strcmp (arg, "gdb"))
- debug_options.gdb = TRUE;
- else if (!strcmp (arg, "explicit-null-checks"))
- debug_options.explicit_null_checks = TRUE;
- else if (!strcmp (arg, "gen-seq-points"))
- debug_options.gen_seq_points_debug_data = TRUE;
- else if (!strcmp (arg, "gen-compact-seq-points"))
- debug_options.gen_seq_points_compact_data = TRUE;
- else if (!strcmp (arg, "init-stacks"))
- debug_options.init_stacks = TRUE;
- else if (!strcmp (arg, "casts"))
- debug_options.better_cast_details = TRUE;
- else if (!strcmp (arg, "soft-breakpoints"))
- debug_options.soft_breakpoints = TRUE;
- else if (!strcmp (arg, "check-pinvoke-callconv"))
- debug_options.check_pinvoke_callconv = TRUE;
- else if (!strcmp (arg, "debug-domain-unload"))
- mono_enable_debug_domain_unload (TRUE);
- else {
- fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
- fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'reverse-pinvoke-exceptions', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'dont-free-domains', 'suspend-on-sigsegv', 'suspend-on-exception', 'suspend-on-unhandled', 'dyn-runtime-invoke', 'gdb', 'explicit-null-checks', 'init-stacks', 'check-pinvoke-callconv', 'debug-domain-unload'\n");
- exit (1);
- }
+ /* FIXME: */
+ cfg->opt &= ~MONO_OPT_BRANCH;
}
- g_strfreev (args);
-}
+ /* todo: remove code when we have verified that the liveness for try/catch blocks
+ * works perfectly
+ */
+ /*
+ * Currently, this can't be commented out since exception blocks are not
+ * processed during liveness analysis.
+ * It is also needed, because otherwise the local optimization passes would
+ * delete assignments in cases like this:
+ * r1 <- 1
+ * <something which throws>
+ * r1 <- 2
+ * This also allows SSA to be run on methods containing exception clauses, since
+ * SSA will ignore variables marked VOLATILE.
+ */
+ mono_liveness_handle_exception_clauses (cfg);
-MonoDebugOptions *
-mini_get_debug_options (void)
-{
- return &debug_options;
-}
+ mono_handle_out_of_line_bblock (cfg);
-static gpointer
-mini_create_ftnptr (MonoDomain *domain, gpointer addr)
-{
-#if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
- return addr;
-#else
- gpointer* desc = NULL;
+ /*g_print ("numblocks = %d\n", cfg->num_bblocks);*/
- if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
- return desc;
-# ifdef __ia64__
- desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
+ if (!COMPILE_LLVM (cfg))
+ mono_decompose_long_opts (cfg);
- desc [0] = addr;
- desc [1] = NULL;
-# elif defined(__ppc64__) || defined(__powerpc64__)
+ /* Should be done before branch opts */
+ if (cfg->opt & (MONO_OPT_CONSPROP | MONO_OPT_COPYPROP))
+ mono_local_cprop (cfg);
- desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
+ if (cfg->opt & MONO_OPT_BRANCH)
+ mono_optimize_branches (cfg);
- desc [0] = addr;
- desc [1] = NULL;
- desc [2] = NULL;
-# endif
- g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
- return desc;
-#endif
-}
+ /* 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);
+ if (cfg->opt & MONO_OPT_ALIAS_ANALYSIS)
+ mono_local_alias_analysis (cfg);
+ /* Disable this for LLVM to make the IR easier to handle */
+ if (!COMPILE_LLVM (cfg))
+ mono_if_conversion (cfg);
-static gpointer
-mini_get_addr_from_ftnptr (gpointer descr)
-{
-#if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
- return *(gpointer*)descr;
-#else
- return descr;
-#endif
-}
+ if (cfg->globalra)
+ mono_remove_critical_edges (cfg);
-static void
-register_jit_stats (void)
-{
- mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
- mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
- mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
- mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
- mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
- mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
- mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
- mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
- mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
- mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
- mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
- mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
- mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
- mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
- mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
- mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
- mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
- mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
- mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
- mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
- mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
- mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
-}
+ /* Depth-first ordering on basic blocks */
+ cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
-static void runtime_invoke_info_free (gpointer value);
+ cfg->max_block_num = cfg->num_bblocks;
-static gint
-class_method_pair_equal (gconstpointer ka, gconstpointer kb)
-{
- const MonoClassMethodPair *apair = ka;
- const MonoClassMethodPair *bpair = kb;
+ dfn = 0;
+ df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
+ if (cfg->num_bblocks != dfn + 1) {
+ MonoBasicBlock *bb;
- return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
-}
+ cfg->num_bblocks = dfn + 1;
-static guint
-class_method_pair_hash (gconstpointer data)
-{
- const MonoClassMethodPair *pair = data;
+ /* remove unreachable code, because the code in them may be
+ * inconsistent (access to dead variables for example) */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ bb->flags &= ~BB_VISITED;
+ compute_reachable (cfg->bb_entry);
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ if (bb->flags & BB_EXCEPTION_HANDLER)
+ compute_reachable (bb);
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ if (!(bb->flags & BB_VISITED)) {
+ if (cfg->verbose_level > 1)
+ g_print ("found unreachable code in BB%d\n", bb->block_num);
+ bb->code = bb->last_ins = NULL;
+ while (bb->out_count)
+ mono_unlink_bblock (cfg, bb, bb->out_bb [0]);
+ }
+ }
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ bb->flags &= ~BB_VISITED;
+ }
- return (gsize)pair->klass ^ (gsize)pair->method;
-}
+ 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;
+ }
-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 (class_method_pair_hash, class_method_pair_equal);
- info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
- info->runtime_invoke_hash = mono_conc_hashtable_new_full (&domain->lock, mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
- info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, seq_point_info_free);
- info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
- info->jump_target_hash = g_hash_table_new (NULL, NULL);
-
- domain->runtime_info = info;
-}
+ if (cfg->opt & MONO_OPT_LOOP) {
+ mono_compile_dominator_info (cfg, MONO_COMP_DOM | MONO_COMP_IDOM);
+ mono_compute_natural_loops (cfg);
+ }
-static void
-delete_jump_list (gpointer key, gpointer value, gpointer user_data)
-{
- MonoJumpList *jlist = value;
- g_slist_free (jlist->list);
-}
+ mono_insert_safepoints (cfg);
-static void
-delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
-{
- GSList *list = value;
- g_slist_free (list);
-}
+ /* after method_to_ir */
+ if (parts == 1) {
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+ return cfg;
+ }
-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);
-}
+ /*
+ if (header->num_clauses)
+ cfg->disable_ssa = TRUE;
+ */
-static void
-runtime_invoke_info_free (gpointer value)
-{
- RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
+//#define DEBUGSSA "logic_run"
+//#define DEBUGSSA_CLASS "Tests"
+#ifdef DEBUGSSA
-#ifdef MONO_ARCH_DYN_CALL_SUPPORTED
- if (info->dyn_call_info)
- mono_arch_dyn_call_free (info->dyn_call_info);
-#endif
- g_free (info);
-}
+ if (!cfg->disable_ssa) {
+ mono_local_cprop (cfg);
-static void
-mini_free_jit_domain_info (MonoDomain *domain)
-{
- MonoJitDomainInfo *info = domain_jit_info (domain);
-
- 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_got_slot_list, NULL);
- g_hash_table_destroy (info->jump_target_got_slot_hash);
- }
- if (info->dynamic_code_hash) {
- g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
- g_hash_table_destroy (info->dynamic_code_hash);
- }
- if (info->method_code_hash)
- g_hash_table_destroy (info->method_code_hash);
- g_hash_table_destroy (info->class_init_trampoline_hash);
- g_hash_table_destroy (info->jump_trampoline_hash);
- g_hash_table_destroy (info->jit_trampoline_hash);
- g_hash_table_destroy (info->delegate_trampoline_hash);
- if (info->static_rgctx_trampoline_hash)
- g_hash_table_destroy (info->static_rgctx_trampoline_hash);
- g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
- mono_conc_hashtable_destroy (info->runtime_invoke_hash);
- g_hash_table_destroy (info->seq_points);
- g_hash_table_destroy (info->arch_seq_points);
- if (info->agent_info)
- mono_debugger_agent_free_domain_info (domain);
- if (info->gsharedvt_arg_tramp_hash)
- g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
-#ifdef ENABLE_LLVM
- mono_llvm_free_domain_info (domain);
+#ifndef DISABLE_SSA
+ mono_ssa_compute (cfg);
#endif
-
- g_free (domain->runtime_info);
- domain->runtime_info = NULL;
-}
-
-#ifdef ENABLE_LLVM
-static gboolean
-llvm_init_inner (void)
-{
- if (!mono_llvm_load (NULL))
- return FALSE;
-
- mono_llvm_init ();
- return TRUE;
-}
+ }
+#else
+ if (cfg->opt & MONO_OPT_SSA) {
+ if (!(cfg->comp_done & MONO_COMP_SSA) && !cfg->disable_ssa) {
+#ifndef DISABLE_SSA
+ mono_ssa_compute (cfg);
#endif
-/*
- * mini_llvm_init:
- *
- * Load and initialize LLVM support.
- * Return TRUE on success.
- */
-gboolean
-mini_llvm_init (void)
-{
-#ifdef ENABLE_LLVM
- static gboolean llvm_inited;
- static gboolean init_result;
-
- mono_loader_lock_if_inited ();
- if (!llvm_inited) {
- init_result = llvm_init_inner ();
- llvm_inited = TRUE;
+ if (cfg->verbose_level >= 2) {
+ print_dfn (cfg);
+ }
+ }
}
- mono_loader_unlock_if_inited ();
- return init_result;
-#else
- return FALSE;
#endif
-}
-
-MonoDomain *
-mini_init (const char *filename, const char *runtime_version)
-{
- MonoDomain *domain;
- MonoRuntimeCallbacks callbacks;
- MonoThreadInfoRuntimeCallbacks ticallbacks;
- MONO_VES_INIT_BEGIN ();
-
-#if defined(__linux__) && !defined(__native_client__)
- if (access ("/proc/self/maps", F_OK) != 0) {
- g_print ("Mono requires /proc to be mounted.\n");
- exit (1);
+ /* after SSA translation */
+ if (parts == 2) {
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+ return cfg;
}
+
+ if ((cfg->opt & MONO_OPT_CONSPROP) || (cfg->opt & MONO_OPT_COPYPROP)) {
+ if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {
+#ifndef DISABLE_SSA
+ mono_ssa_cprop (cfg);
#endif
+ }
+ }
- mono_mutex_init_recursive (&jit_mutex);
+#ifndef DISABLE_SSA
+ if (cfg->comp_done & MONO_COMP_SSA && !COMPILE_LLVM (cfg)) {
+ //mono_ssa_strength_reduction (cfg);
- mono_cross_helpers_run ();
+ if (cfg->opt & MONO_OPT_DEADCE)
+ mono_ssa_deadce (cfg);
- /* Happens when using the embedding interface */
- if (!default_opt_set)
- default_opt = mono_parse_default_optimizations (NULL);
+ if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))
+ mono_perform_abc_removal (cfg);
-#ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
- if (mono_aot_only)
- mono_set_generic_sharing_vt_supported (TRUE);
-#endif
+ mono_ssa_remove (cfg);
+ mono_local_cprop (cfg);
+ mono_handle_global_vregs (cfg);
+ if (cfg->opt & MONO_OPT_DEADCE)
+ mono_local_deadce (cfg);
-#ifdef MONO_HAVE_FAST_TLS
- MONO_FAST_TLS_INIT (mono_jit_tls);
- MONO_FAST_TLS_INIT (mono_lmf_addr);
-#ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
- MONO_FAST_TLS_INIT (mono_lmf);
-#endif
-#endif
+ if (cfg->opt & MONO_OPT_BRANCH) {
+ MonoBasicBlock *bb;
- mono_runtime_set_has_tls_get (MONO_ARCH_HAVE_TLS_GET);
+ mono_optimize_branches (cfg);
- if (!global_codeman)
- global_codeman = mono_code_manager_new ();
+ /* Have to recompute cfg->bblocks and bb->dfn */
+ if (cfg->globalra) {
+ mono_remove_critical_edges (cfg);
- memset (&callbacks, 0, sizeof (callbacks));
- callbacks.create_ftnptr = mini_create_ftnptr;
- callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
- callbacks.get_runtime_build_info = mono_get_runtime_build_info;
- callbacks.set_cast_details = mono_set_cast_details;
- callbacks.debug_log = mono_debugger_agent_debug_log;
- callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
- callbacks.tls_key_supported = mini_tls_key_supported;
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
+ bb->dfn = 0;
- if (mono_use_imt) {
- callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
- callbacks.get_imt_trampoline = mini_get_imt_trampoline;
- }
+ /* Depth-first ordering on basic blocks */
+ cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
- mono_install_callbacks (&callbacks);
+ dfn = 0;
+ df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
+ cfg->num_bblocks = dfn + 1;
+ }
+ }
+ }
+#endif
- memset (&ticallbacks, 0, sizeof (ticallbacks));
- ticallbacks.setup_async_callback = mono_setup_async_callback;
- ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
- ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
+ if (cfg->comp_done & MONO_COMP_SSA && COMPILE_LLVM (cfg)) {
+ mono_ssa_loop_invariant_code_motion (cfg);
+ /* This removes MONO_INST_FAULT flags too so perform it unconditionally */
+ if (cfg->opt & MONO_OPT_ABCREM)
+ mono_perform_abc_removal (cfg);
+ }
- mono_counters_init ();
+ /* after SSA removal */
+ if (parts == 3) {
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
+ return cfg;
+ }
- mono_threads_runtime_init (&ticallbacks);
+#ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
+ if (COMPILE_SOFT_FLOAT (cfg))
+ mono_decompose_soft_float (cfg);
+#endif
+ if (COMPILE_LLVM (cfg))
+ mono_decompose_vtype_opts_llvm (cfg);
+ else
+ mono_decompose_vtype_opts (cfg);
+ if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
+ mono_decompose_array_access_opts (cfg);
- if (g_getenv ("MONO_DEBUG") != NULL)
- mini_parse_debug_options ();
+ if (cfg->got_var) {
+#ifndef MONO_ARCH_GOT_REG
+ GList *regs;
+#endif
+ int got_reg;
- mono_code_manager_init ();
+ g_assert (cfg->got_var_allocated);
- mono_hwcap_init ();
+ /*
+ * Allways allocate the GOT var to a register, because keeping it
+ * in memory will increase the number of live temporaries in some
+ * code created by inssel.brg, leading to the well known spills+
+ * branches problem. Testcase: mcs crash in
+ * System.MonoCustomAttrs:GetCustomAttributes.
+ */
+#ifdef MONO_ARCH_GOT_REG
+ got_reg = MONO_ARCH_GOT_REG;
+#else
+ regs = mono_arch_get_global_int_regs (cfg);
+ g_assert (regs);
+ got_reg = GPOINTER_TO_INT (regs->data);
+ g_list_free (regs);
+#endif
+ cfg->got_var->opcode = OP_REGVAR;
+ cfg->got_var->dreg = got_reg;
+ cfg->used_int_regs |= 1LL << cfg->got_var->dreg;
+ }
- mono_arch_cpu_init ();
+ /*
+ * Have to call this again to process variables added since the first call.
+ */
+ mono_liveness_handle_exception_clauses (cfg);
- mono_arch_init ();
+ if (cfg->globalra) {
+ MonoBasicBlock *bb;
- mono_unwind_init ();
+ /* 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);
- if (g_getenv ("MONO_XDEBUG")) {
- const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
- mono_xdebug_init (xdebug_opts);
- /* So methods for multiple domains don't have the same address */
- mono_dont_free_domains = TRUE;
- mono_using_xdebug = TRUE;
- } else if (mini_get_debug_options ()->gdb) {
- mono_xdebug_init ((char*)"gdb");
- mono_dont_free_domains = TRUE;
- mono_using_xdebug = TRUE;
+ mono_global_regalloc (cfg);
}
-#ifdef ENABLE_LLVM
- if (mono_use_llvm) {
- if (!mono_llvm_load (NULL)) {
- mono_use_llvm = FALSE;
- fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
+ if ((cfg->opt & MONO_OPT_LINEARS) && !cfg->globalra) {
+ GList *vars, *regs, *l;
+
+ /* fixme: maybe we can avoid to compute livenesss here if already computed ? */
+ cfg->comp_done &= ~MONO_COMP_LIVENESS;
+ if (!(cfg->comp_done & MONO_COMP_LIVENESS))
+ mono_analyze_liveness (cfg);
+
+ if ((vars = mono_arch_get_allocatable_int_vars (cfg))) {
+ regs = mono_arch_get_global_int_regs (cfg);
+ /* Remove the reg reserved for holding the GOT address */
+ if (cfg->got_var) {
+ for (l = regs; l; l = l->next) {
+ if (GPOINTER_TO_UINT (l->data) == cfg->got_var->dreg) {
+ regs = g_list_delete_link (regs, l);
+ break;
+ }
+ }
+ }
+ mono_linear_scan (cfg, vars, regs, &cfg->used_int_regs);
}
}
- if (mono_use_llvm)
- mono_llvm_init ();
-#endif
-
- mono_trampolines_init ();
-
- mono_native_tls_alloc (&mono_jit_tls_id, NULL);
- if (default_opt & MONO_OPT_AOT)
- mono_aot_init ();
-
- mono_debugger_agent_init ();
+ //mono_print_code (cfg, "");
-#ifdef MONO_ARCH_GSHARED_SUPPORTED
- mono_set_generic_sharing_supported (TRUE);
-#endif
+ //print_dfn (cfg);
+
+ /* variables are allocated after decompose, since decompose could create temps */
+ if (!cfg->globalra && !COMPILE_LLVM (cfg)) {
+ mono_arch_allocate_vars (cfg);
+ if (cfg->exception_type)
+ return cfg;
+ }
-#ifndef MONO_CROSS_COMPILE
- mono_runtime_install_handlers ();
-#endif
- mono_threads_install_cleanup (mini_thread_cleanup);
+ {
+ MonoBasicBlock *bb;
+ gboolean need_local_opts;
-#ifdef MONO_ARCH_HAVE_NOTIFY_PENDING_EXC
- check_for_pending_exc = FALSE;
- mono_threads_install_notify_pending_exc ((MonoThreadNotifyPendingExcFunc)mono_arch_notify_pending_exc);
-#endif
+ if (!cfg->globalra && !COMPILE_LLVM (cfg)) {
+ mono_spill_global_vars (cfg, &need_local_opts);
-#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);
-#ifndef DISABLE_REMOTING
- mono_install_remoting_trampoline (mono_jit_create_remoting_trampoline);
-#endif
- 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_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 (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);
+ }
+ }
- if (debug_options.collect_pagefault_stats)
- mono_aot_set_make_unreadable (TRUE);
+ /* 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;
- if (runtime_version)
- domain = mono_init_version (filename, runtime_version);
- else
- domain = mono_init_from_assembly (filename, filename);
+ 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 (mono_aot_only) {
- /* This helps catch code allocation requests */
- mono_code_manager_set_read_only (domain->code_mp);
- mono_marshal_use_aot_wrappers (TRUE);
- }
+ 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);
+ }
+ }
+ }
- if (mono_use_imt) {
- if (mono_aot_only)
- mono_install_imt_thunk_builder (mono_aot_get_imt_thunk);
- else
- mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);
+ /* FIXME: */
+ for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
+ bb->max_vreg = cfg->next_vreg;
+ }
}
- /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
- mono_arch_finish_init ();
+ if (COMPILE_LLVM (cfg)) {
+#ifdef ENABLE_LLVM
+ char *nm;
- mono_icall_init ();
+ /* The IR has to be in SSA form for LLVM */
+ if (!(cfg->comp_done & MONO_COMP_SSA)) {
+ cfg->exception_message = g_strdup ("SSA disabled.");
+ cfg->disable_llvm = TRUE;
+ }
- /* This must come after mono_init () in the aot-only case */
- mono_exceptions_init ();
+ if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
+ mono_decompose_array_access_opts (cfg);
- /* This should come after mono_init () too */
- mini_gc_init ();
+ if (!cfg->disable_llvm)
+ mono_llvm_emit_method (cfg);
+ if (cfg->disable_llvm) {
+ if (cfg->verbose_level >= 1) {
+ //nm = mono_method_full_name (cfg->method, TRUE);
+ printf ("LLVM failed for '%s': %s\n", method->name, cfg->exception_message);
+ //g_free (nm);
+ }
+ mono_destroy_compile (cfg);
+ try_llvm = FALSE;
+ goto restart_compile;
+ }
-#ifndef DISABLE_JIT
- mono_create_helper_signatures ();
+ if (cfg->verbose_level > 0 && !cfg->compile_aot) {
+ nm = mono_method_full_name (cfg->method, TRUE);
+ g_print ("LLVM Method %s emitted at %p to %p (code length %d) [%s]\n",
+ nm,
+ cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);
+ g_free (nm);
+ }
#endif
+ } else {
+ mono_codegen (cfg);
+ }
- register_jit_stats ();
-
-#define JIT_CALLS_WORK
-#ifdef JIT_CALLS_WORK
- /* Needs to be called here since register_jit_icall depends on it */
- mono_marshal_init ();
-
- jit_icall_name_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
-
- mono_arch_register_lowlevel_calls ();
-
- register_icalls ();
-
- mono_generic_sharing_init ();
-#endif
+ if (COMPILE_LLVM (cfg))
+ InterlockedIncrement (&mono_jit_stats.methods_with_llvm);
+ else
+ InterlockedIncrement (&mono_jit_stats.methods_without_llvm);
-#ifdef MONO_ARCH_SIMD_INTRINSICS
- mono_simd_intrinsics_init ();
-#endif
+ cfg->jit_info = create_jit_info (cfg, method_to_compile);
-#if MONO_SUPPORT_TASKLETS
- mono_tasklets_init ();
+#ifdef MONO_ARCH_HAVE_LIVERANGE_OPS
+ if (cfg->extend_live_ranges) {
+ /* Extend live ranges to cover the whole method */
+ for (i = 0; i < cfg->num_varinfo; ++i)
+ MONO_VARINFO (cfg, i)->live_range_end = cfg->code_len;
+ }
#endif
- 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);
+ if (!cfg->compile_aot)
+ mono_save_xdebug_info (cfg);
-#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
+ mini_gc_create_gc_map (cfg);
+
+ mono_save_seq_point_info (cfg);
- mono_profiler_runtime_initialized ();
+ 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);
+ }
- MONO_VES_INIT_END ();
+ if (!cfg->compile_aot) {
+ mono_domain_lock (cfg->domain);
+ mono_jit_info_table_add (cfg->domain, cfg->jit_info);
- return domain;
-}
+ if (cfg->method->dynamic)
+ mono_dynamic_code_hash_lookup (cfg->domain, cfg->method)->ji = cfg->jit_info;
+ mono_domain_unlock (cfg->domain);
+ }
-static void
-register_icalls (void)
-{
- 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);
-
-#if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
- mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
- mono_debugger_agent_unhandled_exception);
+#if 0
+ if (cfg->gsharedvt)
+ printf ("GSHAREDVT: %s\n", mono_method_full_name (cfg->method, TRUE));
#endif
- /*
- * It's important that we pass `TRUE` as the last argument here, as
- * it causes the JIT to omit a wrapper for these icalls. If the JIT
- * *did* emit a wrapper, we'd be looking at infinite recursion since
- * the wrapper would call the icall which would call the wrapper and
- * so on.
- */
- register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
- register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", 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", "ptr ptr", TRUE);
- register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
- register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
-
- register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
- register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
- register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
- 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);
-#ifndef DISABLE_REMOTING
- 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);
+ /* collect statistics */
+#ifndef DISABLE_PERFCOUNTERS
+ mono_perfcounters->jit_methods++;
+ mono_perfcounters->jit_bytes += header->code_size;
#endif
+ mono_jit_stats.allocated_code_size += cfg->code_len;
+ code_size_ratio = cfg->code_len;
+ if (code_size_ratio > mono_jit_stats.biggest_method_size && mono_jit_stats.enabled) {
+ mono_jit_stats.biggest_method_size = code_size_ratio;
+ g_free (mono_jit_stats.biggest_method);
+ mono_jit_stats.biggest_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
+ }
+ code_size_ratio = (code_size_ratio * 100) / header->code_size;
+ if (code_size_ratio > mono_jit_stats.max_code_size_ratio && mono_jit_stats.enabled) {
+ mono_jit_stats.max_code_size_ratio = code_size_ratio;
+ g_free (mono_jit_stats.max_ratio_method);
+ mono_jit_stats.max_ratio_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
+ }
+ mono_jit_stats.native_code_size += cfg->code_len;
-#if defined(__native_client__) || defined(__native_client_codegen__)
- register_icall (mono_nacl_gc, "mono_nacl_gc", "void", TRUE);
-#endif
- /*
- * 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
- register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
- register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
- register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
- register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
- register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
-#endif
-#if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
- register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
- register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
-#endif
+ if (MONO_METHOD_COMPILE_END_ENABLED ())
+ MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
-#ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
- register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
- register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
- register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
-#endif
+ return cfg;
+}
-#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
- register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
- register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
- register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
- register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
-#endif
+#else
-#ifdef MONO_ARCH_EMULATE_MUL_DIV
- register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
-#endif
+MonoCompile*
+mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts)
+{
+ g_assert_not_reached ();
+ return NULL;
+}
-#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
- register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
- register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
-#endif
+#endif /* DISABLE_JIT */
-#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
- if (ARCH_EMULATE_MUL_DIV || mono_arch_is_soft_float ()) {
- register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
- }
-#endif
+gpointer
+mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex)
+{
+ MonoCompile *cfg;
+ gpointer code = NULL;
+ MonoJitInfo *jinfo, *info;
+ MonoVTable *vtable;
+ MonoException *ex = NULL;
+ guint32 prof_options;
+ GTimer *jit_timer;
+ MonoMethod *prof_method, *shared;
- register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
- register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
- register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
- register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
+ if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
+ (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
+ MonoMethod *nm;
+ MonoMethodPInvoke* piinfo = (MonoMethodPInvoke *) method;
-#ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
- register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
-#endif
-#ifdef MONO_ARCH_EMULATE_CONV_R8_UN
- register_opcode_emulation (OP_ICONV_TO_R_UN, "__emul_iconv_to_r_un", "double int32", mono_conv_to_r8_un, "mono_conv_to_r8_un", FALSE);
-#endif
-#ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
- register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
-#endif
-#ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
- register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
-#endif
-#ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
- register_opcode_emulation (OP_LCONV_TO_R_UN, "__emul_lconv_to_r8_un", "double long", mono_lconv_to_r8_un, "mono_lconv_to_r8_un", FALSE);
-#endif
-#ifdef MONO_ARCH_EMULATE_FREM
-#if defined(__default_codegen__)
- register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
-#elif defined(__native_client_codegen__)
- register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
-#endif
+ if (!piinfo->addr) {
+ if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
+ piinfo->addr = mono_lookup_internal_call (method);
+ else if (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)
+#ifdef HOST_WIN32
+ g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono in modules loaded from byte arrays. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
+#else
+ g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono on this platform. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
#endif
+ else
+ mono_lookup_pinvoke_call (method, NULL, NULL);
+ }
+ nm = mono_marshal_get_native_wrapper (method, check_for_pending_exc, mono_aot_only);
+ code = mono_get_addr_from_ftnptr (mono_compile_method (nm));
+ jinfo = mono_jit_info_table_find (target_domain, code);
+ if (!jinfo)
+ jinfo = mono_jit_info_table_find (mono_domain_get (), code);
+ if (jinfo)
+ mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
+ return code;
+ } else if ((method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
+ const char *name = method->name;
+ char *full_name, *msg;
+ MonoMethod *nm;
-#ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
- if (mono_arch_is_soft_float ()) {
- register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
- register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
- register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
- register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
- register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
- register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
- register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
- register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
- register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
- register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
- register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
- register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
-
-#if SIZEOF_VOID_P == 4
- register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
+ 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 (target_domain, 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));
+ }
+ }
- register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
- register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
- register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
- register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
- register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
- register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
- register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
- register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
- register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
- register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
-
- register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
- register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
- register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
- register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
- register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
-
- register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
- register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
- register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
- register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
+ full_name = mono_method_full_name (method, TRUE);
+ msg = g_strdup_printf ("Unrecognizable runtime implemented method '%s'", full_name);
+ *jit_ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", msg);
+ g_free (full_name);
+ g_free (msg);
+ return NULL;
}
-#endif
-
-#ifdef COMPRESSED_INTERFACE_BITMAP
- register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
-#endif
-
-#if SIZEOF_REGISTER == 4
- register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
-#else
- register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", 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, "mono_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, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
- register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
- register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
- register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
- register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
- register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
- register_icall (mono_break, "mono_break", NULL, TRUE);
- register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
- register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
- register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
- register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
- register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
- register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
- register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
- register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
- register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
- register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
- register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
-
- register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
-
- register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
- register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
-
- register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
-
-#ifdef TARGET_IOS
- register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
-#endif
-}
+ if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
+ WrapperInfo *info = mono_marshal_get_wrapper_info (method);
-MonoJitStats mono_jit_stats = {0};
+ if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN || info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_OUT) {
+ static MonoTrampInfo *in_tinfo, *out_tinfo;
+ MonoTrampInfo *tinfo;
+ MonoJitInfo *jinfo;
+ gboolean is_in = info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN;
-static void
-print_jit_stats (void)
-{
- if (mono_jit_stats.enabled) {
- g_print ("Mono Jit statistics\n");
- 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 ("Delegates created: %ld\n", mono_stats.delegate_creations);
- g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
- g_print ("Used classes: %ld\n", mono_stats.used_class_count);
- g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
- g_print ("Methods: %ld\n", mono_stats.method_count);
- g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
- g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
- g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
-
- g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
- g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
- g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
-
- g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
- g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
- g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
- g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
-
- 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);
-
- if (mono_security_cas_enabled ()) {
- 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);
- }
+ if (is_in && in_tinfo)
+ return in_tinfo->code;
+ else if (!is_in && out_tinfo)
+ return out_tinfo->code;
- 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;
+ /*
+ * This is a special wrapper whose body is implemented in assembly, like a trampoline. We use a wrapper so EH
+ * works.
+ * FIXME: The caller signature doesn't match the callee, which might cause problems on some platforms
+ */
+ if (mono_aot_only)
+ mono_aot_get_trampoline_full (is_in ? "gsharedvt_trampoline" : "gsharedvt_out_trampoline", &tinfo);
+ else
+ mono_arch_get_gsharedvt_trampoline (&tinfo, FALSE);
+ jinfo = create_jit_info_for_trampoline (method, tinfo);
+ mono_jit_info_table_add (mono_get_root_domain (), jinfo);
+ if (is_in)
+ in_tinfo = tinfo;
+ else
+ out_tinfo = tinfo;
+ return tinfo->code;
+ }
}
-}
-
-void
-mini_cleanup (MonoDomain *domain)
-{
- mono_runtime_shutdown_stat_profiler ();
-
-#ifndef DISABLE_COM
- cominterop_release_all_rcws ();
-#endif
-#ifndef MONO_CROSS_COMPILE
- /*
- * mono_domain_finalize () needs to be called early since it needs the
- * execution engine still fully working (it may invoke managed finalizers).
- */
- mono_domain_finalize (domain, 2000);
-#endif
+ if (mono_aot_only) {
+ char *fullname = mono_method_full_name (method, TRUE);
+ char *msg = g_strdup_printf ("Attempting to JIT compile method '%s' while running with --aot-only. See http://docs.xamarin.com/ios/about/limitations for more information.\n", fullname);
- /* This accesses metadata so needs to be called before runtime shutdown */
- print_jit_stats ();
+ *jit_ex = mono_get_exception_execution_engine (msg);
+ g_free (fullname);
+ g_free (msg);
+
+ return NULL;
+ }
- mono_profiler_shutdown ();
+ jit_timer = g_timer_new ();
-#ifndef MONO_CROSS_COMPILE
- mono_runtime_cleanup (domain);
-#endif
+ cfg = mini_method_compile (method, opt, target_domain, JIT_FLAG_RUN_CCTORS, 0);
+ prof_method = cfg->method;
- free_jit_tls_data (mono_native_tls_get_value (mono_jit_tls_id));
+ g_timer_stop (jit_timer);
+ mono_jit_stats.jit_time += g_timer_elapsed (jit_timer, NULL);
+ g_timer_destroy (jit_timer);
- mono_icall_cleanup ();
+ 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 ();
- mono_runtime_cleanup_handlers ();
+ if (error) {
+ ex = mono_loader_error_prepare_exception (error);
+ } else {
+ if (cfg->exception_ptr) {
+ ex = mono_class_get_exception_for_failure (cfg->exception_ptr);
+ } else {
+ if (cfg->exception_type == MONO_EXCEPTION_MISSING_FIELD)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingFieldException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_MISSING_METHOD)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingMethodException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_TYPE_LOAD)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "TypeLoadException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_FILE_NOT_FOUND)
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FileNotFoundException", cfg->exception_message);
+ else if (cfg->exception_type == MONO_EXCEPTION_BAD_IMAGE)
+ ex = mono_get_exception_bad_image_format (cfg->exception_message);
+ else
+ g_assert_not_reached ();
+ }
+ }
+ break;
+ }
+ case MONO_EXCEPTION_INVALID_PROGRAM:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", cfg->exception_message);
+ break;
+ case MONO_EXCEPTION_UNVERIFIABLE_IL:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", cfg->exception_message);
+ break;
+ case MONO_EXCEPTION_METHOD_ACCESS:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MethodAccessException", cfg->exception_message);
+ break;
+ case MONO_EXCEPTION_FIELD_ACCESS:
+ ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FieldAccessException", cfg->exception_message);
+ break;
+#ifndef DISABLE_SECURITY
+ /* 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];
-#ifndef MONO_CROSS_COMPILE
- mono_domain_free (domain, TRUE);
-#endif
+ args [0] = &cfg->exception_data;
+ args [1] = &method;
+ mono_runtime_invoke (secman->linkdemandsecurityexception, NULL, args, &exc);
-#ifdef ENABLE_LLVM
- if (mono_use_llvm)
- mono_llvm_cleanup ();
+ ex = (MonoException*)exc;
+ break;
+ }
#endif
+ case MONO_EXCEPTION_OBJECT_SUPPLIED: {
+ MonoException *exp = cfg->exception_ptr;
+ MONO_GC_UNREGISTER_ROOT (cfg->exception_ptr);
- mono_aot_cleanup ();
+ ex = exp;
+ break;
+ }
+ case MONO_EXCEPTION_OUT_OF_MEMORY:
+ ex = mono_domain_get ()->out_of_memory_ex;
+ break;
+ case MONO_EXCEPTION_MONO_ERROR:
+ g_assert (!mono_error_ok (&cfg->error));
+ ex = mono_error_convert_to_exception (&cfg->error);
+ break;
+ default:
+ g_assert_not_reached ();
+ }
- mono_trampolines_cleanup ();
+ if (ex) {
+ if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
+ mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
- mono_unwind_cleanup ();
+ mono_destroy_compile (cfg);
+ *jit_ex = ex;
- mono_code_manager_destroy (global_codeman);
- g_hash_table_destroy (jit_icall_name_hash);
- g_free (emul_opcode_map);
- g_free (emul_opcode_opcodes);
- g_free (vtable_trampolines);
+ return NULL;
+ }
- mono_tramp_info_cleanup ();
+ if (mono_method_is_generic_sharable (method, FALSE))
+ shared = mini_get_shared_method (method);
+ else
+ shared = NULL;
- mono_arch_cleanup ();
+ mono_domain_lock (target_domain);
- mono_generic_sharing_cleanup ();
+ /* Check if some other thread already did the job. In this case, we can
+ discard the code this thread generated. */
- mono_cleanup ();
+ info = mini_lookup_method (target_domain, method, shared);
+ 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) {
+ /* The lookup + insert is atomic since this is done inside the domain lock */
+ mono_domain_jit_code_hash_lock (target_domain);
+ mono_internal_hash_table_insert (&target_domain->jit_code_hash, cfg->jit_info->d.method, cfg->jit_info);
+ mono_domain_jit_code_hash_unlock (target_domain);
- mono_trace_cleanup ();
+ code = cfg->native_code;
- mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
+ if (cfg->generic_sharing_context && mono_method_is_generic_sharable (method, FALSE))
+ mono_stats.generics_shared_methods++;
+ if (cfg->gsharedvt)
+ mono_stats.gsharedvt_methods++;
+ }
- if (mono_inject_async_exc_method)
- mono_method_desc_free (mono_inject_async_exc_method);
+ jinfo = cfg->jit_info;
- mono_native_tls_free (mono_jit_tls_id);
+ prof_options = cfg->prof_options;
- mono_mutex_destroy (&jit_mutex);
+ /*
+ * Update global stats while holding a lock, instead of doing many
+ * InterlockedIncrement operations during JITting.
+ */
+ mono_jit_stats.allocate_var += cfg->stat_allocate_var;
+ mono_jit_stats.locals_stack_size += cfg->stat_locals_stack_size;
+ mono_jit_stats.basic_blocks += cfg->stat_basic_blocks;
+ mono_jit_stats.max_basic_blocks = MAX (cfg->stat_basic_blocks, mono_jit_stats.max_basic_blocks);
+ mono_jit_stats.cil_code_size += cfg->stat_cil_code_size;
+ mono_jit_stats.regvars += cfg->stat_n_regvars;
+ mono_jit_stats.inlineable_methods += cfg->stat_inlineable_methods;
+ mono_jit_stats.inlined_methods += cfg->stat_inlined_methods;
+ mono_jit_stats.cas_demand_generation += cfg->stat_cas_demand_generation;
+ mono_jit_stats.code_reallocs += cfg->stat_code_reallocs;
- mono_mutex_destroy (&mono_delegate_section);
+ mono_destroy_compile (cfg);
- mono_code_manager_cleanup ();
+#ifndef DISABLE_JIT
+ if (domain_jit_info (target_domain)->jump_target_hash) {
+ MonoJumpInfo patch_info;
+ MonoJumpList *jlist;
+ GSList *tmp;
+ jlist = g_hash_table_lookup (domain_jit_info (target_domain)->jump_target_hash, method);
+ if (jlist) {
+ 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);
-#ifdef USE_JUMP_TABLES
- mono_jumptable_cleanup ();
+#if defined(__native_client_codegen__) && defined(__native_client__)
+ /* These patches are applied after a method has been installed, no target munging is needed. */
+ nacl_allow_target_modification (FALSE);
#endif
-}
-
-void
-mono_set_defaults (int verbose_level, guint32 opts)
-{
- mini_verbose = verbose_level;
- mono_set_optimizations (opts);
-}
-
-void
-mono_disable_optimizations (guint32 opts)
-{
- default_opt &= ~opts;
-}
-
-void
-mono_set_optimizations (guint32 opts)
-{
- default_opt = opts;
- default_opt_set = TRUE;
-#ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
- mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
+ for (tmp = jlist->list; tmp; tmp = tmp->next)
+ mono_arch_patch_code (NULL, target_domain, tmp->data, &patch_info, NULL, TRUE);
+#if defined(__native_client_codegen__) && defined(__native_client__)
+ nacl_allow_target_modification (TRUE);
#endif
-}
-
-void
-mono_set_verbose_level (guint32 level)
-{
- mini_verbose = level;
-}
-
-/**
- * mono_get_runtime_build_info:
- *
- * Return the runtime version + build date in string format.
- * The returned string is owned by the caller. The returned string
- * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
- */
-char*
-mono_get_runtime_build_info (void)
-{
- if (mono_build_date)
- return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
- else
- return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
-}
-
-static void
-mono_precompile_assembly (MonoAssembly *ass, void *user_data)
-{
- GHashTable *assemblies = (GHashTable*)user_data;
- MonoImage *image = mono_assembly_get_image (ass);
- MonoMethod *method, *invoke;
- int i, count = 0;
-
- if (g_hash_table_lookup (assemblies, ass))
- return;
-
- g_hash_table_insert (assemblies, ass, ass);
+ }
+ }
- if (mini_verbose > 0)
- printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
+ mono_emit_jit_map (jinfo);
+#endif
+ mono_domain_unlock (target_domain);
- 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;
- if (method->is_generic || method->klass->generic_container)
- continue;
+ vtable = mono_class_vtable (target_domain, method->klass);
+ if (!vtable) {
+ ex = mono_class_get_exception_for_failure (method->klass);
+ g_assert (ex);
+ *jit_ex = ex;
+ return NULL;
+ }
- count++;
- if (mini_verbose > 1) {
- char * desc = mono_method_full_name (method, TRUE);
- g_print ("Compiling %d %s\n", count, desc);
- g_free (desc);
- }
- mono_compile_method (method);
- if (strcmp (method->name, "Finalize") == 0) {
- invoke = mono_marshal_get_runtime_invoke (method, FALSE);
- mono_compile_method (invoke);
+ if (prof_options & MONO_PROFILE_JIT_COMPILATION) {
+ if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) {
+ if (mono_marshal_method_from_wrapper (method)) {
+ /* Native func wrappers have no method */
+ /* The profiler doesn't know about wrappers, so pass the original icall method */
+ mono_profiler_method_end_jit (mono_marshal_method_from_wrapper (method), jinfo, MONO_PROFILE_OK);
+ }
}
-#ifndef DISABLE_REMOTING
- if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
- invoke = mono_marshal_get_remoting_invoke_with_check (method);
- mono_compile_method (invoke);
+ mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
+ if (prof_method != method) {
+ mono_profiler_method_end_jit (prof_method, jinfo, MONO_PROFILE_OK);
}
-#endif
}
- /* 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);
+ ex = mono_runtime_class_init_full (vtable, FALSE);
+ if (ex) {
+ *jit_ex = ex;
+ return NULL;
}
-}
-
-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);
+ return code;
}
#ifndef DISABLE_JIT
type = mono_type_get_underlying_type (type);
return mini_native_type_replace_type (type);
}
+
+/*
+ * mini_get_underlying_type:
+ *
+ * Return the type the JIT will use during compilation.
+ * Handles: byref, enums, native types, generic sharing.
+ * For gsharedvt types, it will return the original VAR/MVAR.
+ */
+MonoType*
+mini_get_underlying_type (MonoCompile *cfg, MonoType *type)
+{
+ type = mini_type_get_underlying_type (cfg->generic_sharing_context, type);
+ return mini_native_type_replace_type (type);
+}
+
+void
+mini_jit_init (void)
+{
+ mono_mutex_init_recursive (&jit_mutex);
+}
+
+void
+mini_jit_cleanup (void)
+{
+ g_free (emul_opcode_map);
+ g_free (emul_opcode_opcodes);
+}
projects / mono.git / blobdiff