1 /* main.c - contains main() and variables for the global options
3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
4 Institut f. Computersprachen, TU Wien
5 R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser, M. Probst,
6 S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich,
9 This file is part of CACAO.
11 This program is free software; you can redistribute it and/or
12 modify it under the terms of the GNU General Public License as
13 published by the Free Software Foundation; either version 2, or (at
14 your option) any later version.
16 This program is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
26 Contact: cacao@complang.tuwien.ac.at
28 Authors: Reinhard Grafl
34 This module does the following tasks:
35 - Command line option handling
36 - Calling initialization routines
37 - Calling the class loader
38 - Running the main method
40 $Id: cacao.c 991 2004-03-29 11:22:34Z stefan $
56 #include "threads/thread.h"
57 #include "toolbox/loging.h"
58 #include "toolbox/memory.h"
59 #include "parseRTstats.h"
60 #include "nat/java_lang_Throwable.h"
62 #ifdef TYPEINFO_DEBUG_TEST
66 /* command line option */
69 bool compileall = false;
70 bool runverbose = false; /* trace all method invocation */
71 bool verboseexception = false; /* trace all method invocation */
72 bool collectverbose = false;
74 bool loadverbose = false;
75 bool linkverbose = false;
76 bool initverbose = false;
78 bool opt_rt = false; /* true if RTA parse should be used RT-CO */
79 bool opt_xta = false; /* true if XTA parse should be used XTA-CO */
80 bool opt_vta = false; /* true if VTA parse should be used VTA-CO */
82 bool opt_liberalutf = false; /* Don't check overlong UTF-8 sequences */
84 bool showmethods = false;
85 bool showconstantpool = false;
88 bool compileverbose = false; /* trace compiler actions */
89 bool showstack = false;
90 bool showdisassemble = false; /* generate disassembler listing */
91 bool showddatasegment = false; /* generate data segment listing */
92 bool showintermediate = false; /* generate intermediate code listing */
94 bool useinlining = false; /* use method inlining */
95 bool inlinevirtuals = false; /* inline unique virtual methods */
96 bool inlineexceptions = false; /* inline methods, that contain excptions */
97 bool inlineparamopt = false; /* optimize parameter passing to inlined methods */
98 bool inlineoutsiders = false; /* inline methods, that are not member of the invoker's class */
100 bool checkbounds = true; /* check array bounds */
101 bool checknull = true; /* check null pointers */
102 bool opt_noieee = false; /* don't implement ieee compliant floats */
103 bool checksync = true; /* do synchronization */
104 bool opt_loops = false; /* optimize array accesses in loops */
106 bool makeinitializations = true;
108 bool getloadingtime = false; /* to measure the runtime */
111 bool getcompilingtime = false; /* compute compile time */
112 s8 compilingtime = 0; /* accumulated compile time */
114 int has_ext_instr_set = 0; /* has instruction set extensions */
116 bool statistics = false;
118 bool opt_verify = true; /* true if classfiles should be verified */
120 char mainString[256];
121 static classinfo *topclass;
123 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
124 void **stackbottom = 0;
128 /* internal function: get_opt *************************************************
130 decodes the next command line option
132 ******************************************************************************/
138 #define OPT_CLASSPATH 2
142 #define OPT_VERBOSE1 6
143 #define OPT_VERBOSE 7
144 #define OPT_VERBOSEGC 8
145 #define OPT_VERBOSECALL 9
146 #define OPT_NOIEEE 10
147 #define OPT_SOFTNULL 11
153 #define OPT_METHOD 17
154 #define OPT_SIGNATURE 18
158 #define OPT_INLINING 25
162 #define OPT_VERBOSETC 29
163 #define OPT_NOVERIFY 30
164 #define OPT_LIBERALUTF 31
165 #define OPT_VERBOSEEXCEPTION 32
167 struct {char *name; bool arg; int value;} opts[] = {
168 {"classpath", true, OPT_CLASSPATH},
170 {"ms", true, OPT_MS},
171 {"mx", true, OPT_MX},
172 {"noasyncgc", false, OPT_IGNORE},
173 {"noverify", false, OPT_NOVERIFY},
174 {"liberalutf", false, OPT_LIBERALUTF},
175 {"oss", true, OPT_IGNORE},
176 {"ss", true, OPT_IGNORE},
177 {"v", false, OPT_VERBOSE1},
178 {"verbose", false, OPT_VERBOSE},
179 {"verbosegc", false, OPT_VERBOSEGC},
180 {"verbosecall", false, OPT_VERBOSECALL},
181 {"verboseexception", false, OPT_VERBOSEEXCEPTION},
182 #ifdef TYPECHECK_VERBOSE
183 {"verbosetc", false, OPT_VERBOSETC},
185 #if defined(__ALPHA__)
186 {"noieee", false, OPT_NOIEEE},
188 {"softnull", false, OPT_SOFTNULL},
189 {"time", false, OPT_TIME},
190 {"stat", false, OPT_STAT},
191 {"log", true, OPT_LOG},
192 {"c", true, OPT_CHECK},
193 {"l", false, OPT_LOAD},
194 {"m", true, OPT_METHOD},
195 {"sig", true, OPT_SIGNATURE},
196 {"s", true, OPT_SHOW},
197 {"all", false, OPT_ALL},
198 {"oloop", false, OPT_OLOOP},
199 {"i", true, OPT_INLINING},
200 {"rt", false, OPT_RT},
201 {"xta", false, OPT_XTA},
202 {"vta", false, OPT_VTA},
206 static int opt_ind = 1;
207 static char *opt_arg;
210 static int get_opt(int argc, char **argv)
215 if (opt_ind >= argc) return OPT_DONE;
218 if (a[0] != '-') return OPT_DONE;
220 for (i = 0; opts[i].name; i++) {
222 if (strcmp(a + 1, opts[i].name) == 0) { /* boolean option found */
224 return opts[i].value;
228 if (strcmp(a + 1, opts[i].name) == 0) { /* parameter option found */
230 if (opt_ind < argc) {
231 opt_arg = argv[opt_ind];
233 return opts[i].value;
238 size_t l = strlen(opts[i].name);
239 if (strlen(a + 1) > l) {
240 if (memcmp(a + 1, opts[i].name, l) == 0) {
243 return opts[i].value;
256 /******************** interne Function: print_usage ************************
258 Prints the correct usage syntax to stdout.
260 ***************************************************************************/
262 static void print_usage()
264 printf("USAGE: cacao [options] classname [program arguments]\n");
265 printf("Options:\n");
266 printf(" -classpath path ...... specify a path to look for classes\n");
267 printf(" -Dpropertyname=value . add an entry to the property list\n");
268 printf(" -mx maxmem[k|m] ...... specify the size for the heap\n");
269 printf(" -ms initmem[k|m] ..... specify the initial size for the heap\n");
270 printf(" -v ................... write state-information\n");
271 printf(" -verbose ............. write more information\n");
272 printf(" -verbosegc ........... write message for each GC\n");
273 printf(" -verbosecall ......... write message for each call\n");
274 printf(" -verboseexception .... write message for each step of stack unwinding\n");
275 #ifdef TYPECHECK_VERBOSE
276 printf(" -verbosetc ........... write debug messages while typechecking\n");
278 #if defined(__ALPHA__)
279 printf(" -noieee .............. don't use ieee compliant arithmetic\n");
281 printf(" -noverify ............ don't verify classfiles\n");
282 printf(" -liberalutf........... don't warn about overlong UTF-8 sequences\n");
283 printf(" -softnull ............ use software nullpointer check\n");
284 printf(" -time ................ measure the runtime\n");
285 printf(" -stat ................ detailed compiler statistics\n");
286 printf(" -log logfile ......... specify a name for the logfile\n");
287 printf(" -c(heck)b(ounds) ..... don't check array bounds\n");
288 printf(" s(ync) ....... don't check for synchronization\n");
289 printf(" -oloop ............... optimize array accesses in loops\n");
290 printf(" -l ................... don't start the class after loading\n");
291 printf(" -all ................. compile all methods, no execution\n");
292 printf(" -m ................... compile only a specific method\n");
293 printf(" -sig ................. specify signature for a specific method\n");
294 printf(" -s(how)a(ssembler) ... show disassembled listing\n");
295 printf(" c(onstants) ... show the constant pool\n");
296 printf(" d(atasegment).. show data segment listing\n");
297 printf(" i(ntermediate). show intermediate representation\n");
298 printf(" m(ethods)...... show class fields and methods\n");
299 printf(" u(tf) ......... show the utf - hash\n");
300 printf(" -i n ............. activate inlining\n");
301 printf(" v ............. inline virtual methods\n");
302 printf(" e ............. inline methods with exceptions\n");
303 printf(" p ............. optimize argument renaming\n");
304 printf(" o ............. inline methods of foreign classes\n");
305 printf(" -rt .................. use rapid type analysis\n");
306 printf(" -xta ................. use x type analysis\n");
307 printf(" -vta ................. use variable type analysis\n");
312 /***************************** Function: print_times *********************
314 Prints a summary of CPU time usage.
316 **************************************************************************/
318 static void print_times()
320 s8 totaltime = getcputime();
321 s8 runtime = totaltime - loadingtime - compilingtime;
322 char logtext[MAXLOGTEXT];
324 #if defined(__I386__) || defined(__POWERPC__)
325 sprintf(logtext, "Time for loading classes: %lld secs, %lld millis",
327 sprintf(logtext, "Time for loading classes: %ld secs, %ld millis",
329 loadingtime / 1000000, (loadingtime % 1000000) / 1000);
332 #if defined(__I386__) || defined(__POWERPC__)
333 sprintf(logtext, "Time for compiling code: %lld secs, %lld millis",
335 sprintf(logtext, "Time for compiling code: %ld secs, %ld millis",
337 compilingtime / 1000000, (compilingtime % 1000000) / 1000);
340 #if defined(__I386__) || defined(__POWERPC__)
341 sprintf(logtext, "Time for running program: %lld secs, %lld millis",
343 sprintf(logtext, "Time for running program: %ld secs, %ld millis",
345 runtime / 1000000, (runtime % 1000000) / 1000);
348 #if defined(__I386__) || defined(__POWERPC__)
349 sprintf(logtext, "Total time: %lld secs, %lld millis",
351 sprintf(logtext, "Total time: %ld secs, %ld millis",
353 totaltime / 1000000, (totaltime % 1000000) / 1000);
362 /***************************** Function: print_stats *********************
364 outputs detailed compiler statistics
366 **************************************************************************/
368 static void print_stats()
370 char logtext[MAXLOGTEXT];
372 sprintf(logtext, "Number of JitCompiler Calls: %d", count_jit_calls);
374 sprintf(logtext, "Number of compiled Methods: %d", count_methods);
376 sprintf(logtext, "Number of max basic blocks per method: %d", count_max_basic_blocks);
378 sprintf(logtext, "Number of compiled basic blocks: %d", count_basic_blocks);
380 sprintf(logtext, "Number of max JavaVM-Instructions per method: %d", count_max_javainstr);
382 sprintf(logtext, "Number of compiled JavaVM-Instructions: %d", count_javainstr);
384 sprintf(logtext, "Size of compiled JavaVM-Instructions: %d(%d)", count_javacodesize,
385 count_javacodesize - count_methods * 18);
387 sprintf(logtext, "Size of compiled Exception Tables: %d", count_javaexcsize);
389 sprintf(logtext, "Value of extended instruction set var: %d", has_ext_instr_set);
391 sprintf(logtext, "Number of Machine-Instructions: %d", count_code_len >> 2);
393 sprintf(logtext, "Number of Spills: %d", count_spills);
395 sprintf(logtext, "Number of Activ Pseudocommands: %5d", count_pcmd_activ);
397 sprintf(logtext, "Number of Drop Pseudocommands: %5d", count_pcmd_drop);
399 sprintf(logtext, "Number of Const Pseudocommands: %5d (zero:%5d)", count_pcmd_load, count_pcmd_zero);
401 sprintf(logtext, "Number of ConstAlu Pseudocommands: %5d (cmp: %5d, store:%5d)", count_pcmd_const_alu, count_pcmd_const_bra, count_pcmd_const_store);
403 sprintf(logtext, "Number of Move Pseudocommands: %5d", count_pcmd_move);
405 sprintf(logtext, "Number of Load Pseudocommands: %5d", count_load_instruction);
407 sprintf(logtext, "Number of Store Pseudocommands: %5d (combined: %5d)", count_pcmd_store, count_pcmd_store - count_pcmd_store_comb);
409 sprintf(logtext, "Number of OP Pseudocommands: %5d", count_pcmd_op);
411 sprintf(logtext, "Number of DUP Pseudocommands: %5d", count_dup_instruction);
413 sprintf(logtext, "Number of Mem Pseudocommands: %5d", count_pcmd_mem);
415 sprintf(logtext, "Number of Method Pseudocommands: %5d", count_pcmd_met);
417 sprintf(logtext, "Number of Branch Pseudocommands: %5d (rets:%5d, Xrets: %5d)",
418 count_pcmd_bra, count_pcmd_return, count_pcmd_returnx);
420 sprintf(logtext, "Number of Table Pseudocommands: %5d", count_pcmd_table);
422 sprintf(logtext, "Number of Useful Pseudocommands: %5d", count_pcmd_table +
423 count_pcmd_bra + count_pcmd_load + count_pcmd_mem + count_pcmd_op);
425 sprintf(logtext, "Number of Null Pointer Checks: %5d", count_check_null);
427 sprintf(logtext, "Number of Array Bound Checks: %5d", count_check_bound);
429 sprintf(logtext, "Number of Try-Blocks: %d", count_tryblocks);
431 sprintf(logtext, "Maximal count of stack elements: %d", count_max_new_stack);
433 sprintf(logtext, "Upper bound of max stack elements: %d", count_upper_bound_new_stack);
435 sprintf(logtext, "Distribution of stack sizes at block boundary");
437 sprintf(logtext, " 0 1 2 3 4 5 6 7 8 9 >=10");
439 sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_block_stack[0],
440 count_block_stack[1], count_block_stack[2], count_block_stack[3], count_block_stack[4],
441 count_block_stack[5], count_block_stack[6], count_block_stack[7], count_block_stack[8],
442 count_block_stack[9], count_block_stack[10]);
444 sprintf(logtext, "Distribution of store stack depth");
446 sprintf(logtext, " 0 1 2 3 4 5 6 7 8 9 >=10");
448 sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_depth[0],
449 count_store_depth[1], count_store_depth[2], count_store_depth[3], count_store_depth[4],
450 count_store_depth[5], count_store_depth[6], count_store_depth[7], count_store_depth[8],
451 count_store_depth[9], count_store_depth[10]);
453 sprintf(logtext, "Distribution of store creator chains first part");
455 sprintf(logtext, " 0 1 2 3 4 5 6 7 8 9 ");
457 sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[0],
458 count_store_length[1], count_store_length[2], count_store_length[3], count_store_length[4],
459 count_store_length[5], count_store_length[6], count_store_length[7], count_store_length[8],
460 count_store_length[9]);
462 sprintf(logtext, "Distribution of store creator chains second part");
464 sprintf(logtext, " 10 11 12 13 14 15 16 17 18 19 >=20");
466 sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[10],
467 count_store_length[11], count_store_length[12], count_store_length[13], count_store_length[14],
468 count_store_length[15], count_store_length[16], count_store_length[17], count_store_length[18],
469 count_store_length[19], count_store_length[20]);
471 sprintf(logtext, "Distribution of analysis iterations");
473 sprintf(logtext, " 1 2 3 4 >=5");
475 sprintf(logtext, "%5d%5d%5d%5d%5d", count_analyse_iterations[0], count_analyse_iterations[1],
476 count_analyse_iterations[2], count_analyse_iterations[3], count_analyse_iterations[4]);
478 sprintf(logtext, "Distribution of basic blocks per method");
480 sprintf(logtext, " <= 5 <=10 <=15 <=20 <=30 <=40 <=50 <=75 >75");
482 sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_method_bb_distribution[0],
483 count_method_bb_distribution[1], count_method_bb_distribution[2], count_method_bb_distribution[3],
484 count_method_bb_distribution[4], count_method_bb_distribution[5], count_method_bb_distribution[6],
485 count_method_bb_distribution[7], count_method_bb_distribution[8]);
487 sprintf(logtext, "Distribution of basic block sizes");
490 " 0 1 2 3 4 5 6 7 8 9 <13 <15 <17 <19 <21 <26 <31 >30");
492 sprintf(logtext, "%3d%5d%5d%5d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d",
493 count_block_size_distribution[0], count_block_size_distribution[1], count_block_size_distribution[2],
494 count_block_size_distribution[3], count_block_size_distribution[4], count_block_size_distribution[5],
495 count_block_size_distribution[6], count_block_size_distribution[7], count_block_size_distribution[8],
496 count_block_size_distribution[9], count_block_size_distribution[10], count_block_size_distribution[11],
497 count_block_size_distribution[12], count_block_size_distribution[13], count_block_size_distribution[14],
498 count_block_size_distribution[15], count_block_size_distribution[16], count_block_size_distribution[17]);
500 sprintf(logtext, "Size of Code Area (Kb): %10.3f", (float) count_code_len / 1024);
502 sprintf(logtext, "Size of data Area (Kb): %10.3f", (float) count_data_len / 1024);
504 sprintf(logtext, "Size of Class Infos (Kb):%10.3f", (float) (count_class_infos) / 1024);
506 sprintf(logtext, "Size of Const Pool (Kb): %10.3f", (float) (count_const_pool_len + count_utf_len) / 1024);
508 sprintf(logtext, "Size of Vftbl (Kb): %10.3f", (float) count_vftbl_len / 1024);
510 sprintf(logtext, "Size of comp stub (Kb): %10.3f", (float) count_cstub_len / 1024);
512 sprintf(logtext, "Size of native stub (Kb):%10.3f", (float) count_nstub_len / 1024);
514 sprintf(logtext, "Size of Utf (Kb): %10.3f", (float) count_utf_len / 1024);
516 sprintf(logtext, "Size of VMCode (Kb): %10.3f(%d)", (float) count_vmcode_len / 1024,
517 count_vmcode_len - 18 * count_all_methods);
519 sprintf(logtext, "Size of ExTable (Kb): %10.3f", (float) count_extable_len / 1024);
521 sprintf(logtext, "Number of class loads: %d", count_class_loads);
523 sprintf(logtext, "Number of class inits: %d", count_class_inits);
525 sprintf(logtext, "Number of loaded Methods: %d\n\n", count_all_methods);
528 sprintf(logtext, "Calls of utf_new: %22d", count_utf_new);
530 sprintf(logtext, "Calls of utf_new (element found): %6d\n\n", count_utf_new_found);
535 /********** Function: class_compile_methods (debugging only) ********/
537 void class_compile_methods()
543 c = list_first(&linkedclasses);
545 for (i = 0; i < c -> methodscount; i++) {
546 m = &(c->methods[i]);
548 (void) jit_compile(m);
551 c = list_next(&linkedclasses, c);
555 #ifdef TYPECHECK_STATISTICS
556 void typecheck_print_statistics(FILE *file);
560 * void exit_handler(void)
561 * -----------------------
562 * The exit_handler function is called upon program termination to shutdown
563 * the various subsystems and release the resources allocated to the VM.
565 void exit_handler(void)
567 /********************* Print debug tables ************************/
569 if (showmethods) class_showmethods(topclass);
570 if (showconstantpool) class_showconstantpool(topclass);
571 if (showutf) utf_show();
573 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
574 clear_thread_flags(); /* restores standard file descriptor
578 /************************ Free all resources *******************/
580 heap_close(); /* must be called before compiler_close and
581 loader_close because finalization occurs
585 tables_close(literalstring_free);
587 if (verbose || getcompilingtime || statistics) {
588 log_text("CACAO terminated");
591 #ifdef TYPECHECK_STATISTICS
592 typecheck_print_statistics(get_logfile());
595 if (getcompilingtime)
602 /************************** Function: main *******************************
606 **************************************************************************/
608 int main(int argc, char **argv)
614 /********** interne (nur fuer main relevante Optionen) **************/
616 char logfilename[200] = "";
617 u4 heapsize = 64000000;
618 u4 heapstartsize = 200000;
619 char classpath[500] = ".";
621 char *specificmethodname = NULL;
622 char *specificsignature = NULL;
624 #if defined(USE_THREADS) && !defined(NATIVE_THREADS)
625 stackbottom = &dummy;
628 if (0 != atexit(exit_handler))
629 panic("unable to register exit_handler");
631 /************ Collect info from the environment ************************/
633 cp = getenv("CLASSPATH");
635 strcpy(classpath, cp);
638 /***************** Interpret the command line *****************/
643 while ((i = get_opt(argc, argv)) != OPT_DONE) {
645 case OPT_IGNORE: break;
648 strcpy(classpath + strlen(classpath), ":");
649 strcpy(classpath + strlen(classpath), opt_arg);
655 int l = strlen(opt_arg);
656 for (n = 0; n < l; n++) {
657 if (opt_arg[n] == '=') {
659 attach_property(opt_arg, opt_arg + n + 1);
672 if (opt_arg[strlen(opt_arg) - 1] == 'k') {
673 j = 1024 * atoi(opt_arg);
675 else if (opt_arg[strlen(opt_arg) - 1] == 'm') {
676 j = 1024 * 1024 * atoi(opt_arg);
678 else j = atoi(opt_arg);
680 if (i == OPT_MX) heapsize = j;
681 else heapstartsize = j;
692 compileverbose = true;
695 case OPT_VERBOSEEXCEPTION:
696 verboseexception = true;
700 collectverbose = true;
703 #ifdef TYPECHECK_VERBOSE
705 typecheckverbose = true;
709 case OPT_VERBOSECALL:
722 opt_liberalutf = true;
730 getcompilingtime = true;
731 getloadingtime = true;
739 strcpy(logfilename, opt_arg);
743 for (j = 0; j < strlen(opt_arg); j++) {
744 switch (opt_arg[j]) {
760 makeinitializations = false;
765 specificmethodname = opt_arg;
766 makeinitializations = false;
770 specificsignature = opt_arg;
776 makeinitializations = false;
779 case OPT_SHOW: /* Display options */
780 for (j = 0; j < strlen(opt_arg); j++) {
781 switch (opt_arg[j]) {
783 showdisassemble = true;
787 showconstantpool = true;
790 showddatasegment = true;
793 showintermediate = true;
794 compileverbose = true;
814 for (j = 0; j < strlen(opt_arg); j++) {
815 switch (opt_arg[j]) {
820 inlinevirtuals = true;
823 inlineexceptions = true;
826 inlineparamopt = true;
829 inlineoutsiders = true;
843 opt_xta = false; /**not yet **/
847 /***opt_vta = true; not yet **/
857 if (opt_ind >= argc) {
862 cp = argv[opt_ind++];
863 for (i = strlen(cp) - 1; i >= 0; i--) { /* Transform dots into slashes */
864 if (cp[i] == '.') cp[i] = '/'; /* in the class name */
867 strcpy(mainString,cp);
870 /**************************** Program start *****************************/
871 log_init(logfilename);
873 log_text("CACAO started -------------------------------------------------------");
876 heap_init(heapsize, heapstartsize, &dummy);
878 native_setclasspath(classpath);
881 suck_init(classpath);
885 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
889 loader_init((u1 *) &dummy);
891 native_loadclasses();
893 /* initialize the garbage collector */
896 #if defined(USE_THREADS)
897 initThreads((u1*) &dummy);
900 /*********************** Load JAVA classes ***************************/
902 /*printf("-------------------->%s\n",cp);*/
903 topclass = loader_load(utf_new_char(cp));
904 /*class_showmethods(topclass); */
907 printf("Exception in thread \"main\" ");
908 utf_display_classname((*exceptionptr)->vftbl->class->name);
910 utf_display(javastring_toutf(((java_lang_Throwable *) *exceptionptr)->detailMessage, false));
913 *exceptionptr = NULL;
917 /* should we print something out? we already have the exception */
921 /************************* Start worker routines ********************/
924 methodinfo *mainmethod;
927 /* heap_addreference((void**) &a); */
929 mainmethod = class_findmethod(topclass,
930 utf_new_char("main"),
931 utf_new_char("([Ljava/lang/String;)V")
934 /* there is no main method or it isn't static */
935 if (!mainmethod || !(mainmethod->flags & ACC_STATIC)) {
936 printf("Exception in thread \"main\" java.lang.NoSuchMethodError: main\n");
940 a = builtin_anewarray(argc - opt_ind, class_java_lang_String);
941 for (i = opt_ind; i < argc; i++) {
942 a->data[i - opt_ind] =
943 (java_objectheader *) javastring_new(utf_new_char(argv[i]));
946 #ifdef TYPEINFO_DEBUG_TEST
947 /* test the typeinfo system */
950 /*class_showmethods(currentThread->group->header.vftbl->class); */
952 *threadrootmethod=mainmethod;
954 asm_calljavafunction(mainmethod, a, NULL, NULL, NULL);
957 methodinfo *main_unhandled_print=class_resolvemethod_approx((*exceptionptr)->vftbl->class,
958 utf_new_char("printStackTrace"),
959 utf_new_char("()V"));
960 if (main_unhandled_print) {
961 java_objectheader *exo=*exceptionptr;
963 asm_calljavafunction(main_unhandled_print,exo,NULL,NULL,NULL);
965 printf("Exception in thread \"main\" ");
966 utf_display_classname((*exceptionptr)->vftbl->class->name);
968 /* do we have a detail message? */
969 if (((java_lang_Throwable *) *exceptionptr)->detailMessage) {
971 utf_display(javastring_toutf(((java_lang_Throwable *) *exceptionptr)->detailMessage, false));
977 #if defined(USE_THREADS)
978 #if defined(NATIVE_THREADS)
981 killThread(currentThread);
982 fprintf(stderr, "still here\n");
988 /************* If requested, compile all methods ********************/
991 class_compile_methods();
995 /******** If requested, compile a specific method ***************/
997 if (specificmethodname) {
999 if (specificsignature) {
1000 m = class_findmethod(topclass,
1001 utf_new_char(specificmethodname),
1002 utf_new_char(specificsignature));
1004 m = class_findmethod(topclass,
1005 utf_new_char(specificmethodname),
1010 panic("Specific method not found");
1020 /************************************ Shutdown function *********************************
1022 Terminates the system immediately without freeing memory explicitly (to be
1023 used only for abnormal termination)
1025 *****************************************************************************************/
1027 void cacao_shutdown(s4 status)
1031 if (verbose || getcompilingtime || statistics) {
1032 log_text ("CACAO terminated by shutdown");
1035 if (getcompilingtime)
1038 dolog("Exit status: %d\n", (int) status);
1046 * These are local overrides for various environment variables in Emacs.
1047 * Please do not remove this and leave it at the end of the file, where
1048 * Emacs will automagically detect them.
1049 * ---------------------------------------------------------------------
1052 * indent-tabs-mode: t