2 * mono.c: Main driver for the Mono JIT engine
5 * Dietmar Maurer (dietmar@ximian.com)
7 * (C) 2001, 2002 Ximian, Inc (http://www.ximian.com)
13 #include "mono/metadata/debug-helpers.h"
14 #include "mono/metadata/verify.h"
15 #include "mono/metadata/profiler.h"
16 #include "mono/metadata/threadpool.h"
17 #include "mono/metadata/mono-config.h"
18 #include <mono/metadata/profiler-private.h>
19 #include <mono/metadata/cil-coff.h>
20 #include <mono/os/util.h>
23 find_class_in_assembly (MonoAssembly *assembly, const char *namespace, const char *name)
28 class = mono_class_from_name (assembly->image, namespace, name);
32 for (ptr = assembly->image->references; ptr && *ptr; ptr++) {
33 class = find_class_in_assembly (*ptr, namespace, name);
42 find_method_in_assembly (MonoAssembly *assembly, MonoMethodDesc *mdesc)
47 method = mono_method_desc_search_in_image (mdesc, assembly->image);
51 for (ptr = assembly->image->references; ptr && *ptr; ptr++) {
52 method = find_method_in_assembly (*ptr, mdesc);
61 * mono_jit_compile_class:
62 * @assembly: Lookup things in this assembly
63 * @compile_class: Name of the image/class/method to compile
64 * @compile_times: Compile it that many times
65 * @verbose: If true, print debugging information on stdout.
67 * JIT compilation of the image/class/method.
69 * @compile_class can be one of:
71 * - an image name (`@corlib')
72 * - a class name (`System.Int32')
73 * - a method name (`System.Int32:Parse')
76 mono_jit_compile_class (MonoAssembly *assembly, char *compile_class,
77 int compile_times, int verbose)
79 const char *cmethod = strrchr (compile_class, ':');
84 MonoDomain *domain = mono_domain_get ();
86 if (compile_class [0] == '@') {
87 MonoImage *image = mono_image_loaded (compile_class + 1);
89 g_error ("Cannot find image %s", compile_class + 1);
91 g_print ("Compiling image %s\n", image->name);
92 for (j = 0; j < compile_times; ++j)
93 mono_jit_compile_image (image, verbose);
95 MonoMethodDesc *mdesc;
97 mdesc = mono_method_desc_new (compile_class, FALSE);
99 g_error ("Invalid method name '%s'", compile_class);
100 m = find_method_in_assembly (assembly, mdesc);
102 g_error ("Cannot find method '%s'", compile_class);
103 for (j = 0; j < compile_times; ++j) {
104 code = mono_compile_method (m);
106 g_hash_table_remove (domain->jit_code_hash, m);
109 cname = strrchr (compile_class, '.');
113 cname = compile_class;
114 compile_class = (char *)"";
116 class = find_class_in_assembly (assembly, compile_class, cname);
118 g_error ("Cannot find class %s.%s", compile_class, cname);
119 mono_class_init (class);
120 for (j = 0; j < compile_times; ++j) {
121 for (i = 0; i < class->method.count; ++i) {
122 if (class->methods [i]->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
124 if (class->methods [i]->flags & METHOD_ATTRIBUTE_ABSTRACT)
127 g_print ("Compiling: %s.%s:%s\n",
128 compile_class, cname, class->methods [i]->name);
129 code = mono_compile_method (class->methods [i]);
130 g_hash_table_remove (domain->jit_code_hash, class->methods [i]);
141 "mono %s, the Mono ECMA CLI JIT Compiler, (C) 2001, 2002 Ximian, Inc.\n\n"
142 "Usage is: %s [options] executable args...\n\n", VERSION, name);
144 "Runtime Debugging:\n"
145 " -d debug the jit, show disassembler output.\n"
146 " --dump-asm dumps the assembly code generated\n"
147 " --dump-forest dumps the reconstructed forest\n"
148 " --print-vtable print the VTable of all used classes\n"
149 " --stats print statistics about the jit operations\n"
150 " --trace printf function call trace\n"
151 " --compile NAME compile NAME, then exit.\n"
152 " NAME is in one of the following formats:\n"
153 " namespace.name compile the given class\n"
154 " namespace.name:method compile the given method\n"
155 " @imagename compile the given image\n"
156 " --ncompile NUM compile methods NUM times (default: 1000)\n"
159 " --debug[=FORMAT] write a debugging file. FORMAT is one of:\n"
160 " stabs to write stabs information\n"
161 " dwarf to write dwarf2 information\n"
162 " dwarf-plus to write extended dwarf2 information\n"
163 " --debug-args ARGS comma-separated list of additional arguments for the\n"
164 " symbol writer. See the manpage for details.\n"
165 " --profile record and dump profile info\n"
166 " --breakonex set a breakpoint for unhandled exception\n"
167 " --break NAME insert a breakpoint at the start of method NAME\n"
168 " (NAME is in `namespace.name:methodname' format\n"
169 " or `Main' to break on the application's main method)\n"
170 " --precompile name precompile NAME before executing the main application:\n"
171 " NAME is in one of the following formats:\n"
172 " namespace.name compile the given class\n"
173 " namespace.name:method compile the given method\n"
174 " @imagename compile the given image\n"
177 " --config filename Load specified config file instead of the default.\n"
178 " --fast-iconv Use fast floating point integer conversion\n"
179 " --noinline Disable code inliner\n"
180 " --nointrinsic Disable memcopy inliner\n"
181 " --nols disable linear scan register allocation\n"
182 " --share-code force jit to produce shared code\n"
183 " --workers n maximum number of worker threads\n"
189 main (int argc, char *argv [])
192 MonoAssembly *assembly;
194 int compile_times = 1000;
195 char *compile_class = NULL;
196 char *debug_args = NULL;
197 char *file, *error, *config_file = NULL;
198 gboolean testjit = FALSE;
200 GList *precompile_classes = NULL;
201 int break_on_main = FALSE;
203 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
204 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
209 for (i = 1; i < argc && argv [i][0] == '-'; i++){
210 if (strcmp (argv [i], "--help") == 0) {
212 } else if (strcmp (argv [i], "-d") == 0) {
214 mono_jit_dump_asm = TRUE;
215 mono_jit_dump_forest = TRUE;
216 } else if (strcmp (argv [i], "--dump-asm") == 0)
217 mono_jit_dump_asm = TRUE;
218 else if (strcmp (argv [i], "--dump-forest") == 0)
219 mono_jit_dump_forest = TRUE;
220 else if (strcmp (argv [i], "--trace") == 0)
221 mono_jit_trace_calls = TRUE;
222 else if (strcmp (argv [i], "--share-code") == 0)
223 mono_jit_share_code = TRUE;
224 else if (strcmp (argv [i], "--noinline") == 0)
225 mono_jit_inline_code = FALSE;
226 else if (strcmp (argv [i], "--nointrinsic") == 0)
227 mono_inline_memcpy = FALSE;
228 else if (strcmp (argv [i], "--nols") == 0)
229 mono_use_linear_scan = FALSE;
230 else if (strcmp (argv [i], "--breakonex") == 0)
231 mono_break_on_exc = TRUE;
232 else if (strcmp (argv [i], "--print-vtable") == 0)
233 mono_print_vtable = TRUE;
234 else if (strcmp (argv [i], "--break") == 0) {
235 if (!strcmp (argv [i+1], "Main")) {
236 break_on_main = TRUE;
239 MonoMethodDesc *desc = mono_method_desc_new (argv [++i], FALSE);
241 g_error ("Invalid method name '%s'", argv [i]);
242 mono_debug_methods = g_list_append (mono_debug_methods, desc);
244 } else if (strcmp (argv [i], "--count") == 0) {
245 compile_times = atoi (argv [++i]);
246 } else if (strcmp (argv [i], "--config") == 0) {
247 config_file = argv [++i];
248 } else if (strcmp (argv [i], "--workers") == 0) {
249 mono_worker_threads = atoi (argv [++i]);
250 if (mono_worker_threads < 1)
251 mono_worker_threads = 1;
252 } else if (strcmp (argv [i], "--profile") == 0) {
253 mono_jit_profile = TRUE;
254 mono_profiler_install_simple ();
255 } else if (strcmp (argv [i], "--compile") == 0) {
256 compile_class = argv [++i];
257 } else if (strcmp (argv [i], "--ncompile") == 0) {
258 compile_times = atoi (argv [++i]);
259 } else if (strcmp (argv [i], "--stats") == 0) {
260 memset (&mono_jit_stats, 0, sizeof (MonoJitStats));
261 mono_jit_stats.enabled = TRUE;
262 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
263 const char *format = &argv [i][8];
265 if (mono_debug_format != MONO_DEBUG_FORMAT_NONE)
266 g_error ("You can only use one debugging format.");
267 if (strcmp (format, "stabs") == 0)
268 mono_debug_format = MONO_DEBUG_FORMAT_STABS;
269 else if (strcmp (format, "dwarf") == 0)
270 mono_debug_format = MONO_DEBUG_FORMAT_DWARF2;
271 else if (strcmp (format, "dwarf-plus") == 0)
272 mono_debug_format = MONO_DEBUG_FORMAT_DWARF2_PLUS;
273 else if (strcmp (format, "mono") == 0)
274 mono_debug_format = MONO_DEBUG_FORMAT_MONO;
276 g_error ("Unknown debugging format: %s", argv [i] + 8);
277 } else if (strcmp (argv [i], "--debug") == 0) {
278 if (mono_debug_format != MONO_DEBUG_FORMAT_NONE)
279 g_error ("You can only use one debugging format.");
280 mono_debug_format = MONO_DEBUG_FORMAT_MONO;
281 } else if (strcmp (argv [i], "--debug-args") == 0) {
283 g_error ("You can use --debug-args only once.");
284 debug_args = argv [++i];
285 } else if (strcmp (argv [i], "--precompile") == 0) {
286 precompile_classes = g_list_append (precompile_classes, argv [++i]);
287 } else if (strcmp (argv [i], "--verbose") == 0) {
289 } else if (strcmp (argv [i], "--fast-iconv") == 0) {
290 mono_use_fast_iconv = TRUE;
300 mono_config_parse (config_file);
301 mono_set_rootdir (argv [0]);
302 domain = mono_jit_init (file);
304 error = mono_verify_corlib ();
306 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
310 assembly = mono_domain_assembly_open (domain, file);
312 fprintf (stderr, "Can not open image %s\n", file);
316 if (mono_debug_format != MONO_DEBUG_FORMAT_NONE) {
317 MonoDebugHandle *debug;
320 args = g_strsplit (debug_args ? debug_args : "", ",", -1);
321 debug = mono_debug_open (assembly, mono_debug_format, (const char **) args);
322 mono_debug_add_image (debug, assembly->image);
327 mono_jit_compile_image (assembly->image, TRUE);
328 } else if (compile_class) {
329 mono_jit_compile_class (assembly, compile_class, compile_times, TRUE);
333 for (tmp = precompile_classes; tmp; tmp = tmp->next)
334 mono_jit_compile_class (assembly, tmp->data, 1, verbose);
337 MonoImage *image = assembly->image;
338 MonoCLIImageInfo *iinfo = image->image_info;
339 MonoMethodDesc *desc;
342 method = mono_get_method (image, iinfo->cli_cli_header.ch_entry_point, NULL);
343 desc = mono_method_desc_from_method (method);
344 mono_debug_methods = g_list_append (mono_debug_methods, desc);
347 retval = mono_jit_exec (domain, assembly, argc - i, argv + i);
350 mono_profiler_shutdown ();
351 mono_jit_cleanup (domain);