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/environment.h>
20 #include <mono/os/util.h>
24 find_class_in_assembly (MonoAssembly *assembly, const char *namespace, const char *name)
29 class = mono_class_from_name (assembly->image, namespace, name);
33 for (ptr = assembly->image->references; ptr && *ptr; ptr++) {
34 class = find_class_in_assembly (*ptr, namespace, name);
43 find_method_in_assembly (MonoAssembly *assembly, MonoMethodDesc *mdesc)
48 method = mono_method_desc_search_in_image (mdesc, assembly->image);
52 for (ptr = assembly->image->references; ptr && *ptr; ptr++) {
53 method = find_method_in_assembly (*ptr, mdesc);
62 * mono_jit_compile_class:
63 * @assembly: Lookup things in this assembly
64 * @compile_class: Name of the image/class/method to compile
65 * @compile_times: Compile it that many times
66 * @verbose: If true, print debugging information on stdout.
68 * JIT compilation of the image/class/method.
70 * @compile_class can be one of:
72 * - an image name (`@corlib')
73 * - a class name (`System.Int32')
74 * - a method name (`System.Int32:Parse')
77 mono_jit_compile_class (MonoAssembly *assembly, char *compile_class,
78 int compile_times, int verbose)
80 const char *cmethod = strrchr (compile_class, ':');
85 MonoDomain *domain = mono_domain_get ();
87 if (compile_class [0] == '@') {
88 MonoImage *image = mono_image_loaded (compile_class + 1);
90 g_error ("Cannot find image %s", compile_class + 1);
92 g_print ("Compiling image %s\n", image->name);
93 for (j = 0; j < compile_times; ++j)
94 mono_jit_compile_image (image, verbose);
96 MonoMethodDesc *mdesc;
98 mdesc = mono_method_desc_new (compile_class, FALSE);
100 g_error ("Invalid method name '%s'", compile_class);
101 m = find_method_in_assembly (assembly, mdesc);
103 g_error ("Cannot find method '%s'", compile_class);
104 for (j = 0; j < compile_times; ++j) {
105 code = mono_compile_method (m);
107 g_hash_table_remove (domain->jit_code_hash, m);
110 cname = strrchr (compile_class, '.');
114 cname = compile_class;
115 compile_class = (char *)"";
117 class = find_class_in_assembly (assembly, compile_class, cname);
119 g_error ("Cannot find class %s.%s", compile_class, cname);
120 mono_class_init (class);
121 for (j = 0; j < compile_times; ++j) {
122 for (i = 0; i < class->method.count; ++i) {
123 if (class->methods [i]->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
125 if (class->methods [i]->flags & METHOD_ATTRIBUTE_ABSTRACT)
128 g_print ("Compiling: %s.%s:%s\n",
129 compile_class, cname, class->methods [i]->name);
130 code = mono_compile_method (class->methods [i]);
131 g_hash_table_remove (domain->jit_code_hash, class->methods [i]);
142 "mono %s, the Mono ECMA CLI JIT Compiler, (C) 2001, 2002 Ximian, Inc.\n\n"
143 "Usage is: %s [options] executable args...\n\n", VERSION, name);
145 "Runtime Debugging:\n"
146 " -d debug the jit, show disassembler output.\n"
147 " --dump-asm dumps the assembly code generated\n"
148 " --dump-forest dumps the reconstructed forest\n"
149 " --print-vtable print the VTable of all used classes\n"
150 " --stats print statistics about the jit operations\n"
151 " --trace printf function call trace\n"
152 " --compile NAME compile NAME, then exit.\n"
153 " NAME is in one of the following formats:\n"
154 " namespace.name compile the given class\n"
155 " namespace.name:method compile the given method\n"
156 " @imagename compile the given image\n"
157 " --ncompile NUM compile methods NUM times (default: 1000)\n"
160 " --debug[=FORMAT] write a debugging file. FORMAT is one of:\n"
161 " stabs to write stabs information\n"
162 " dwarf to write dwarf2 information\n"
163 " dwarf-plus to write extended dwarf2 information\n"
164 " --debug-args ARGS comma-separated list of additional arguments for the\n"
165 " symbol writer. See the manpage for details.\n"
166 " --profile record and dump profile info\n"
167 " --breakonex set a breakpoint for unhandled exception\n"
168 " --break NAME insert a breakpoint at the start of method NAME\n"
169 " (NAME is in `namespace.name:methodname' format\n"
170 " or `Main' to break on the application's main method)\n"
171 " --precompile name precompile NAME before executing the main application:\n"
172 " NAME is in one of the following formats:\n"
173 " namespace.name compile the given class\n"
174 " namespace.name:method compile the given method\n"
175 " @imagename compile the given image\n"
178 " --config filename Load specified config file instead of the default.\n"
179 " --fast-iconv Use fast floating point integer conversion\n"
180 " --noinline Disable code inliner\n"
181 " --nointrinsic Disable memcopy inliner\n"
182 " --nols disable linear scan register allocation\n"
183 " --share-code force jit to produce shared code\n"
184 " --workers n maximum number of worker threads\n"
197 GList *precompile_classes;
204 static void main_thread_handler (gpointer user_data)
206 MainThreadArgs *main_args=(MainThreadArgs *)user_data;
207 MonoAssembly *assembly;
208 MonoDebugHandle *debug = NULL;
210 assembly = mono_domain_assembly_open (main_args->domain,
213 fprintf (stderr, "Can not open image %s\n", main_args->file);
217 if (mono_debug_format != MONO_DEBUG_FORMAT_NONE) {
220 args = g_strsplit (main_args->debug_args ?
221 main_args->debug_args : "", ",", -1);
222 mono_debug_init (FALSE);
223 debug = mono_debug_open (assembly, mono_debug_format, (const char **) args);
227 if (main_args->testjit) {
228 mono_jit_compile_image (assembly->image, TRUE);
229 } else if (main_args->compile_class) {
230 mono_jit_compile_class (assembly, main_args->compile_class, main_args->compile_times, TRUE);
234 for (tmp = main_args->precompile_classes; tmp; tmp = tmp->next)
235 mono_jit_compile_class (assembly, tmp->data, 1,
238 if (main_args->break_on_main) {
239 MonoImage *image = assembly->image;
240 MonoMethodDesc *desc;
243 method = mono_get_method (image, mono_image_get_entry_point (image), NULL);
244 desc = mono_method_desc_from_method (method);
245 mono_insert_breakpoint_full (desc, FALSE);
248 mono_jit_exec (main_args->domain, assembly, main_args->argc,
254 main (int argc, char *argv [])
258 int compile_times = 1000;
259 char *compile_class = NULL;
260 char *debug_args = NULL;
261 char *file, *error, *config_file = NULL;
262 gboolean testjit = FALSE;
264 GList *precompile_classes = NULL;
265 int break_on_main = FALSE;
266 MainThreadArgs main_args;
268 setlocale(LC_ALL, "");
269 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
270 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
275 for (i = 1; i < argc && argv [i][0] == '-'; i++){
276 if (strcmp (argv [i], "--help") == 0) {
278 } else if (strcmp (argv [i], "-d") == 0) {
280 mono_jit_dump_asm = TRUE;
281 mono_jit_dump_forest = TRUE;
282 } else if (strcmp (argv [i], "--dump-asm") == 0)
283 mono_jit_dump_asm = TRUE;
284 else if (strcmp (argv [i], "--dump-forest") == 0)
285 mono_jit_dump_forest = TRUE;
286 else if (strcmp (argv [i], "--trace") == 0)
287 mono_jit_trace_calls = TRUE;
288 else if (strcmp (argv [i], "--share-code") == 0)
289 mono_jit_share_code = TRUE;
290 else if (strcmp (argv [i], "--noinline") == 0)
291 mono_jit_inline_code = FALSE;
292 else if (strcmp (argv [i], "--nointrinsic") == 0)
293 mono_inline_memcpy = FALSE;
294 else if (strcmp (argv [i], "--noboundcheck") == 0)
295 mono_jit_boundcheck = FALSE;
296 else if (strcmp (argv [i], "--nols") == 0)
297 mono_use_linear_scan = FALSE;
298 else if (strcmp (argv [i], "--breakonex") == 0)
299 mono_break_on_exc = TRUE;
300 else if (strcmp (argv [i], "--print-vtable") == 0)
301 mono_print_vtable = TRUE;
302 else if (strcmp (argv [i], "--break") == 0) {
303 if (!strcmp (argv [i+1], "Main")) {
304 break_on_main = TRUE;
307 if (!mono_insert_breakpoint (argv [++i], FALSE))
308 g_error ("Invalid method name '%s'", argv [i]);
310 } else if (strcmp (argv [i], "--count") == 0) {
311 compile_times = atoi (argv [++i]);
312 } else if (strcmp (argv [i], "--config") == 0) {
313 config_file = argv [++i];
314 } else if (strcmp (argv [i], "--workers") == 0) {
315 mono_worker_threads = atoi (argv [++i]);
316 if (mono_worker_threads < 1)
317 mono_worker_threads = 1;
318 } else if (strcmp (argv [i], "--profile") == 0) {
319 mono_jit_profile = TRUE;
320 mono_profiler_install_simple ();
321 } else if (strcmp (argv [i], "--compile") == 0) {
322 compile_class = argv [++i];
323 } else if (strcmp (argv [i], "--ncompile") == 0) {
324 compile_times = atoi (argv [++i]);
325 } else if (strcmp (argv [i], "--stats") == 0) {
326 memset (&mono_jit_stats, 0, sizeof (MonoJitStats));
327 mono_jit_stats.enabled = TRUE;
328 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
329 const char *format = &argv [i][8];
331 if (mono_debug_format != MONO_DEBUG_FORMAT_NONE)
332 g_error ("You can only use one debugging format.");
333 if (strcmp (format, "stabs") == 0)
334 mono_debug_format = MONO_DEBUG_FORMAT_STABS;
335 else if (strcmp (format, "dwarf") == 0)
336 mono_debug_format = MONO_DEBUG_FORMAT_DWARF2;
337 else if (strcmp (format, "mono") == 0)
338 mono_debug_format = MONO_DEBUG_FORMAT_MONO;
340 g_error ("Unknown debugging format: %s", argv [i] + 8);
341 } else if (strcmp (argv [i], "--debug") == 0) {
342 if (mono_debug_format != MONO_DEBUG_FORMAT_NONE)
343 g_error ("You can only use one debugging format.");
344 mono_debug_format = MONO_DEBUG_FORMAT_MONO;
345 } else if (strcmp (argv [i], "--debug-args") == 0) {
347 g_error ("You can use --debug-args only once.");
348 debug_args = argv [++i];
349 } else if (strcmp (argv [i], "--precompile") == 0) {
350 precompile_classes = g_list_append (precompile_classes, argv [++i]);
351 } else if (strcmp (argv [i], "--verbose") == 0) {
353 } else if (strcmp (argv [i], "--fast-iconv") == 0) {
354 mono_use_fast_iconv = TRUE;
364 g_set_prgname (file);
365 mono_config_parse (config_file);
368 domain = mono_jit_init (file);
370 error = mono_verify_corlib ();
372 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
376 main_args.domain=domain;
378 main_args.testjit=testjit;
379 main_args.debug_args=debug_args;
380 main_args.compile_class=compile_class;
381 main_args.compile_times=compile_times;
382 main_args.precompile_classes=precompile_classes;
383 main_args.verbose=verbose;
384 main_args.break_on_main=break_on_main;
385 main_args.argc=argc-i;
386 main_args.argv=argv+i;
388 mono_runtime_exec_managed_code (domain, main_thread_handler,
391 mono_profiler_shutdown ();
392 mono_jit_cleanup (domain);
394 /* Look up return value from System.Environment.ExitCode */
395 retval=mono_environment_exitcode_get ();