2 * debug-mini.c: Mini-specific debugging stuff.
5 * Martin Baulig (martin@ximian.com)
7 * (C) 2003 Ximian, Inc.
12 #include <mono/metadata/verify.h>
13 #include <mono/metadata/mono-config.h>
14 #include <mono/metadata/mono-debug.h>
15 /* mono-debug-debugger.h nneds config.h to work... */
17 #include <mono/metadata/mono-debug-debugger.h>
20 record_line_number (MonoDebugMethodJitInfo *jit, guint32 address, guint32 offset)
22 MonoDebugLineNumberEntry *lne = g_new0 (MonoDebugLineNumberEntry, 1);
24 lne->address = address;
27 g_array_append_val (jit->line_numbers, *lne);
32 MonoDebugMethodJitInfo *jit;
33 guint32 has_line_numbers;
34 guint32 breakpoint_id;
35 } MiniDebugMethodInfo;
38 mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block, guint32 breakpoint_id)
40 MonoMethod *method = cfg->method;
41 MiniDebugMethodInfo *info;
43 if (mono_debug_format == MONO_DEBUG_FORMAT_NONE)
46 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
47 (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
48 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
49 (method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
50 (method->wrapper_type != MONO_WRAPPER_NONE))
53 info = g_new0 (MiniDebugMethodInfo, 1);
54 info->breakpoint_id = breakpoint_id;
56 cfg->debug_info = info;
60 mono_debug_open_method (MonoCompile *cfg)
62 MiniDebugMethodInfo *info;
63 MonoDebugMethodJitInfo *jit;
64 MonoMethodHeader *header;
66 info = (MiniDebugMethodInfo *) cfg->debug_info;
70 mono_class_init (cfg->method->klass);
72 g_assert (((MonoMethodNormal*)cfg->method)->header);
73 header = ((MonoMethodNormal*)cfg->method)->header;
75 info->jit = jit = g_new0 (MonoDebugMethodJitInfo, 1);
76 jit->line_numbers = g_array_new (FALSE, TRUE, sizeof (MonoDebugLineNumberEntry));
77 jit->num_locals = header->num_locals;
78 jit->locals = g_new0 (MonoDebugVarInfo, jit->num_locals);
82 write_variable (MonoInst *inst, MonoDebugVarInfo *var)
84 if (inst->opcode == OP_REGVAR)
85 var->index = inst->dreg | MONO_DEBUG_VAR_ADDRESS_MODE_REGISTER;
87 /* the debug interface needs fixing to allow 0(%base) address */
88 var->index = inst->inst_basereg | MONO_DEBUG_VAR_ADDRESS_MODE_REGOFFSET;
89 var->offset = inst->inst_offset;
94 mono_debug_close_method (MonoCompile *cfg)
96 MiniDebugMethodInfo *info;
97 MonoDebugMethodJitInfo *jit;
98 MonoMethodHeader *header;
102 info = (MiniDebugMethodInfo *) cfg->debug_info;
103 if (!info || !info->jit)
106 method = cfg->method;
107 header = ((MonoMethodNormal*)method)->header;
110 jit->code_start = cfg->native_code;
111 jit->epilogue_begin = cfg->epilog_begin;
112 jit->code_size = cfg->code_len;
114 record_line_number (jit, jit->epilogue_begin, header->code_size);
116 jit->num_params = method->signature->param_count;
117 jit->params = g_new0 (MonoDebugVarInfo, jit->num_params);
119 for (i = 0; i < jit->num_locals; i++)
120 write_variable (cfg->varinfo [cfg->locals_start + i], &jit->locals [i]);
122 if (method->signature->hasthis) {
123 jit->this_var = g_new0 (MonoDebugVarInfo, 1);
124 write_variable (cfg->varinfo [0], jit->this_var);
127 for (i = 0; i < jit->num_params; i++)
128 write_variable (cfg->varinfo [i + method->signature->hasthis], &jit->params [i]);
130 mono_debug_add_method (method, jit, cfg->domain);
132 if (info->breakpoint_id)
133 mono_debugger_breakpoint_callback (method, info->breakpoint_id);
137 mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address)
139 MiniDebugMethodInfo *info;
140 MonoMethodHeader *header;
143 info = (MiniDebugMethodInfo *) cfg->debug_info;
144 if (!info || !info->jit || !ins->cil_code)
147 g_assert (((MonoMethodNormal*)cfg->method)->header);
148 header = ((MonoMethodNormal*)cfg->method)->header;
150 if ((ins->cil_code < header->code) ||
151 (ins->cil_code > header->code + header->code_size))
154 offset = ins->cil_code - header->code;
155 if (!info->has_line_numbers) {
156 info->jit->prologue_end = address;
157 info->has_line_numbers = TRUE;
160 record_line_number (info->jit, address, offset);
164 mono_init_debugger (const char *file, const char *opt_flags)
170 g_set_prgname (file);
172 opt = mono_parse_default_optimizations (opt_flags);
173 opt |= MONO_OPT_SHARED;
175 mono_set_defaults (0, opt);
177 domain = mono_jit_init (file);
179 mono_config_parse (NULL);
181 error = mono_verify_corlib ();
183 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);