GPtrArray *unwind_ops;
guint32 unwind_info_offset;
char *got_symbol;
+ char *plt_symbol;
GHashTable *method_label_hash;
const char *temp_prefix;
guint32 label_generator;
}
}
+static void
+emit_symbol_size (MonoAotCompile *acfg, const char *name, const char *end_label)
+{
+ img_writer_emit_symbol_size (acfg->w, name, end_label);
+}
+
static void
emit_string_symbol (MonoAotCompile *acfg, const char *name, const char *value)
{
} else {
/* Need to make sure this is 9 bytes long */
emit_byte (acfg, '\xe9');
- emit_symbol_diff (acfg, "plt", ".", -4);
+ emit_symbol_diff (acfg, acfg->plt_symbol, ".", -4);
emit_int32 (acfg, acfg->plt_got_info_offsets [index]);
}
#elif defined(TARGET_AMD64)
* names.
*/
- /* FIXME: Collect these automatically */
-
- /* Runtime invoke wrappers */
-
- /* void runtime-invoke () [.cctor] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
- csig->ret = &mono_defaults.void_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* void runtime-invoke () [Finalize] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
- csig->hasthis = 1;
- csig->ret = &mono_defaults.void_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* void runtime-invoke (string) [exception ctor] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
- csig->hasthis = 1;
- csig->ret = &mono_defaults.void_class->byval_arg;
- csig->params [0] = &mono_defaults.string_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* void runtime-invoke (string, string) [exception ctor] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
- csig->hasthis = 1;
- csig->ret = &mono_defaults.void_class->byval_arg;
- csig->params [0] = &mono_defaults.string_class->byval_arg;
- csig->params [1] = &mono_defaults.string_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* string runtime-invoke () [Exception.ToString ()] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
- csig->hasthis = 1;
- csig->ret = &mono_defaults.string_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* void runtime-invoke (string, Exception) [exception ctor] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
- csig->hasthis = 1;
- csig->ret = &mono_defaults.void_class->byval_arg;
- csig->params [0] = &mono_defaults.string_class->byval_arg;
- csig->params [1] = &mono_defaults.exception_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* Assembly runtime-invoke (string, bool) [DoAssemblyResolve] */
- csig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
- csig->hasthis = 1;
- csig->ret = &(mono_class_from_name (
- mono_defaults.corlib, "System.Reflection", "Assembly"))->byval_arg;
- csig->params [0] = &mono_defaults.string_class->byval_arg;
- csig->params [1] = &mono_defaults.boolean_class->byval_arg;
- add_method (acfg, get_runtime_invoke_sig (csig));
-
- /* runtime-invoke used by finalizers */
- add_method (acfg, mono_marshal_get_runtime_invoke (mono_class_get_method_from_name_flags (mono_defaults.object_class, "Finalize", 0, 0), TRUE));
-
for (i = 0; i < acfg->image->tables [MONO_TABLE_METHOD].rows; ++i) {
MonoMethod *method;
guint32 token = MONO_TOKEN_METHOD_DEF | (i + 1);
MonoMethodDesc *desc;
MonoMethod *orig_method;
+ /* Runtime invoke wrappers */
+
+ /* void runtime-invoke () [.cctor] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* void runtime-invoke () [Finalize] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ csig->hasthis = 1;
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* void runtime-invoke (string) [exception ctor] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 1);
+ csig->hasthis = 1;
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->params [0] = &mono_defaults.string_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* void runtime-invoke (string, string) [exception ctor] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
+ csig->hasthis = 1;
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->params [0] = &mono_defaults.string_class->byval_arg;
+ csig->params [1] = &mono_defaults.string_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* string runtime-invoke () [Exception.ToString ()] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 0);
+ csig->hasthis = 1;
+ csig->ret = &mono_defaults.string_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* void runtime-invoke (string, Exception) [exception ctor] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
+ csig->hasthis = 1;
+ csig->ret = &mono_defaults.void_class->byval_arg;
+ csig->params [0] = &mono_defaults.string_class->byval_arg;
+ csig->params [1] = &mono_defaults.exception_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* Assembly runtime-invoke (string, bool) [DoAssemblyResolve] */
+ csig = mono_metadata_signature_alloc (mono_defaults.corlib, 2);
+ csig->hasthis = 1;
+ csig->ret = &(mono_class_from_name (
+ mono_defaults.corlib, "System.Reflection", "Assembly"))->byval_arg;
+ csig->params [0] = &mono_defaults.string_class->byval_arg;
+ csig->params [1] = &mono_defaults.boolean_class->byval_arg;
+ add_method (acfg, get_runtime_invoke_sig (csig));
+
+ /* runtime-invoke used by finalizers */
+ add_method (acfg, mono_marshal_get_runtime_invoke (mono_class_get_method_from_name_flags (mono_defaults.object_class, "Finalize", 0, 0), TRUE));
+
/* JIT icall wrappers */
/* FIXME: locking */
g_hash_table_foreach (mono_get_jit_icall_info (), add_jit_icall_wrapper, acfg);
}
}
+static char*
+get_debug_sym (MonoMethod *method, const char *prefix, GHashTable *cache)
+{
+ char *name1, *name2, *cached;
+ int i, j, len, count;
+
+ name1 = mono_method_full_name (method, TRUE);
+ len = strlen (name1);
+ name2 = malloc (strlen (prefix) + len + 16);
+ memcpy (name2, prefix, strlen (prefix));
+ j = strlen (prefix);
+ for (i = 0; i < len; ++i) {
+ if (isalnum (name1 [i])) {
+ name2 [j ++] = name1 [i];
+ } else if (name1 [i] == ' ' && name1 [i + 1] == '(' && name1 [i + 2] == ')') {
+ i += 2;
+ } else if (name1 [i] == ',' && name1 [i + 1] == ' ') {
+ name2 [j ++] = '_';
+ i++;
+ } else if (name1 [i] == '(' || name1 [i] == ')' || name1 [i] == '>') {
+ } else
+ name2 [j ++] = '_';
+ }
+ name2 [j] = '\0';
+
+ g_free (name1);
+
+ count = 0;
+ while (g_hash_table_lookup (cache, name2)) {
+ sprintf (name2 + j, "_%d", count);
+ count ++;
+ }
+
+ cached = g_strdup (name2);
+ g_hash_table_insert (cache, cached, cached);
+
+ return name2;
+}
+
static void
emit_method_code (MonoAotCompile *acfg, MonoCompile *cfg)
{
MonoMethod *method;
int method_index;
guint8 *code;
+ char *debug_sym = NULL;
char symbol [128];
int func_alignment = AOT_FUNC_ALIGNMENT;
MonoMethodHeader *header;
emit_label (acfg, symbol);
if (acfg->aot_opts.write_symbols) {
- char *name1, *name2, *cached;
- int i, j, len, count;
-
/*
* Write a C style symbol for every method, this has two uses:
* - it works on platforms where the dwarf debugging info is not
* yet supported.
* - it allows the setting of breakpoints of aot-ed methods.
*/
- name1 = mono_method_full_name (method, TRUE);
- len = strlen (name1);
- name2 = malloc (len + 1);
- j = 0;
- for (i = 0; i < len; ++i) {
- if (isalnum (name1 [i])) {
- name2 [j ++] = name1 [i];
- } else if (name1 [i] == ' ' && name1 [i + 1] == '(' && name1 [i + 2] == ')') {
- i += 2;
- } else if (name1 [i] == ',' && name1 [i + 1] == ' ') {
- name2 [j ++] = '_';
- i++;
- } else if (name1 [i] == '(' || name1 [i] == ')' || name1 [i] == '>') {
- } else
- name2 [j ++] = '_';
- }
- name2 [j] = '\0';
-
- count = 0;
- while (g_hash_table_lookup (acfg->method_label_hash, name2)) {
- sprintf (name2 + j, "_%d", count);
- count ++;
- }
-
- cached = g_strdup (name2);
- g_hash_table_insert (acfg->method_label_hash, cached, cached);
+ debug_sym = get_debug_sym (method, "", acfg->method_label_hash);
sprintf (symbol, "%sme_%x", acfg->temp_prefix, method_index);
- emit_local_symbol (acfg, name2, symbol, TRUE);
- emit_label (acfg, name2);
- g_free (name1);
- g_free (name2);
+ emit_local_symbol (acfg, debug_sym, symbol, TRUE);
+ emit_label (acfg, debug_sym);
}
if (cfg->verbose_level > 0)
emit_line (acfg);
+ if (acfg->aot_opts.write_symbols) {
+ emit_symbol_size (acfg, debug_sym, ".");
+ g_free (debug_sym);
+ }
+
sprintf (symbol, "%sme_%x", acfg->temp_prefix, method_index);
emit_label (acfg, symbol);
}
{
char symbol [128];
int i;
+ GHashTable *cache;
+
+ cache = g_hash_table_new (g_str_hash, g_str_equal);
emit_line (acfg);
sprintf (symbol, "plt");
emit_alignment (acfg, 16);
#endif
emit_label (acfg, symbol);
+ emit_label (acfg, acfg->plt_symbol);
for (i = 0; i < acfg->plt_offset; ++i) {
char label [128];
+ char *debug_sym = NULL;
sprintf (label, "%sp_%d", acfg->temp_prefix, i);
emit_label (acfg, label);
+ if (acfg->aot_opts.write_symbols) {
+ MonoJumpInfo *patch_info = g_hash_table_lookup (acfg->plt_offset_to_patch, GUINT_TO_POINTER (i));
+
+ if (patch_info && patch_info->type == MONO_PATCH_INFO_METHOD) {
+ char *debug_sym = get_debug_sym (patch_info->data.method, "plt_", cache);
+
+ emit_local_symbol (acfg, debug_sym, NULL, TRUE);
+ emit_label (acfg, debug_sym);
+ }
+ }
+
/*
* The first plt entry is used to transfer code to the AOT loader.
*/
arch_emit_plt_entry (acfg, i);
+
+ if (debug_sym) {
+ emit_symbol_size (acfg, debug_sym, ".");
+ g_free (debug_sym);
+ }
}
+ emit_symbol_size (acfg, acfg->plt_symbol, ".");
+
sprintf (symbol, "plt_end");
emit_global (acfg, symbol, TRUE);
emit_label (acfg, symbol);
+
+ g_hash_table_destroy (cache);
}
static G_GNUC_UNUSED void
emit_trampoline (MonoAotCompile *acfg, const char *name, guint8 *code,
guint32 code_size, int got_offset, MonoJumpInfo *ji, GSList *unwind_ops)
{
+ char start_symbol [256];
char symbol [256];
guint32 buf_size;
MonoJumpInfo *patch_info;
/* Emit code */
- sprintf (symbol, "%s", name);
+ sprintf (start_symbol, "%s", name);
emit_section_change (acfg, ".text", 0);
- emit_global (acfg, symbol, TRUE);
+ emit_global (acfg, start_symbol, TRUE);
emit_alignment (acfg, 16);
- emit_label (acfg, symbol);
+ emit_label (acfg, start_symbol);
sprintf (symbol, "%snamed_%s", acfg->temp_prefix, name);
emit_label (acfg, symbol);
*/
emit_and_reloc_code (acfg, NULL, code, code_size, ji, TRUE);
+ emit_symbol_size (acfg, start_symbol, ".");
+
/* Emit info */
/* Sort relocations */
g_free (acfg->cfgs [i]);
g_free (acfg->cfgs);
g_free (acfg->static_linking_symbol);
+ g_free (acfg->got_symbol);
+ g_free (acfg->plt_symbol);
g_ptr_array_free (acfg->methods, TRUE);
g_ptr_array_free (acfg->got_patches, TRUE);
g_ptr_array_free (acfg->image_table, TRUE);
acfg->num_trampolines [MONO_AOT_TRAMP_IMT_THUNK] = acfg->aot_opts.full_aot ? 128 : 0;
acfg->got_symbol = g_strdup_printf ("mono_aot_%s_got", acfg->image->assembly->aname.name);
+ acfg->plt_symbol = g_strdup_printf ("mono_aot_%s_plt", acfg->image->assembly->aname.name);
/* Get rid of characters which cannot occur in symbols */
p = acfg->got_symbol;
projects / mono.git / commitdiff