-/* main.c - contains main() and variables for the global options
+/* cacao/cacao.c - contains main() of cacao
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- Institut f. Computersprachen, TU Wien
- R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser, M. Probst,
- S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich,
- J. Wenninger
+ Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
+ R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
+ C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
+ Institut f. Computersprachen - TU Wien
This file is part of CACAO.
- Calling the class loader
- Running the main method
- $Id: cacao.c 861 2004-01-06 20:55:56Z twisti $
+ $Id: cacao.c 1735 2004-12-07 14:33:27Z twisti $
*/
#include <stdlib.h>
#include <string.h>
-#include "main.h"
-#include "global.h"
-#include "tables.h"
-#include "loader.h"
-#include "jit.h"
-#include "asmpart.h"
-#include "builtin.h"
-#include "native.h"
-#include "mm/boehm.h"
-#include "threads/thread.h"
-#include "toolbox/loging.h"
-#include "toolbox/memory.h"
-#include "parseRTstats.h"
-#include "typeinfo.h" /* XXX remove debug */
-#include "nat/java_lang_Throwable.h"
-
-
-/* command line option */
-
-bool verbose = false;
-bool compileall = false;
-bool runverbose = false; /* trace all method invocation */
-bool collectverbose = false;
-
-bool loadverbose = false;
-bool linkverbose = false;
-bool initverbose = false;
-
-bool opt_rt = false; /* true if RTA parse should be used RT-CO */
-bool opt_xta = false; /* true if XTA parse should be used XTA-CO */
-bool opt_vta = false; /* true if VTA parse should be used VTA-CO */
-
-bool showmethods = false;
-bool showconstantpool = false;
-bool showutf = false;
-
-bool compileverbose = false; /* trace compiler actions */
-bool showstack = false;
-bool showdisassemble = false; /* generate disassembler listing */
-bool showddatasegment = false; /* generate data segment listing */
-bool showintermediate = false; /* generate intermediate code listing */
-
-bool useinlining = false; /* use method inlining */
-bool inlinevirtuals = false; /* inline unique virtual methods */
-bool inlineexceptions = false; /* inline methods, that contain excptions */
-bool inlineparamopt = false; /* optimize parameter passing to inlined methods */
-bool inlineoutsiders = false; /* inline methods, that are not member of the invoker's class */
-
-bool checkbounds = true; /* check array bounds */
-bool checknull = true; /* check null pointers */
-bool opt_noieee = false; /* don't implement ieee compliant floats */
-bool checksync = true; /* do synchronization */
-bool opt_loops = false; /* optimize array accesses in loops */
-
-bool makeinitializations = true;
-
-bool getloadingtime = false; /* to measure the runtime */
-s8 loadingtime = 0;
-
-bool getcompilingtime = false; /* compute compile time */
-s8 compilingtime = 0; /* accumulated compile time */
-int has_ext_instr_set = 0; /* has instruction set extensions */
+#include "cacao/cacao.h"
+#include "mm/boehm.h"
+#include "mm/memory.h"
+#include "native/native.h"
+#include "toolbox/logging.h"
+#include "vm/exceptions.h"
+#include "vm/global.h"
+#include "vm/loader.h"
+#include "vm/options.h"
+#include "vm/statistics.h"
+#include "vm/tables.h"
+#include "vm/jit/asmpart.h"
+#include "vm/jit/jit.h"
-bool statistics = false;
+#ifdef TYPEINFO_DEBUG_TEST
+#include "typeinfo.h"
+#endif
-bool opt_verify = true; /* true if classfiles should be verified */
+bool cacao_initializing;
-static classinfo *topclass;
+char *classpath; /* contains classpath */
+char *mainstring;
+static classinfo *mainclass;
-#ifndef USE_THREADS
+#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
void **stackbottom = 0;
#endif
-
-/* internal function: get_opt *************************************************
-
- decodes the next command line option
-
-******************************************************************************/
-
-#define OPT_DONE -1
-#define OPT_ERROR 0
-#define OPT_IGNORE 1
+/* define command line options ************************************************/
#define OPT_CLASSPATH 2
#define OPT_D 3
#define OPT_ALL 20
#define OPT_OLOOP 24
#define OPT_INLINING 25
+#ifdef STATIC_ANALYSIS
#define OPT_RT 26
#define OPT_XTA 27
#define OPT_VTA 28
+#endif
#define OPT_VERBOSETC 29
#define OPT_NOVERIFY 30
+#define OPT_LIBERALUTF 31
+#define OPT_VERBOSEEXCEPTION 32
+#define OPT_EAGER 33
+#ifdef LSRA
+#define OPT_LSRA 34
+#endif
-
-struct {char *name; bool arg; int value;} opts[] = {
- {"classpath", true, OPT_CLASSPATH},
- {"D", true, OPT_D},
- {"ms", true, OPT_MS},
- {"mx", true, OPT_MX},
- {"noasyncgc", false, OPT_IGNORE},
- {"noverify", false, OPT_NOVERIFY},
- {"oss", true, OPT_IGNORE},
- {"ss", true, OPT_IGNORE},
- {"v", false, OPT_VERBOSE1},
- {"verbose", false, OPT_VERBOSE},
- {"verbosegc", false, OPT_VERBOSEGC},
- {"verbosecall", false, OPT_VERBOSECALL},
+opt_struct opts[] = {
+ {"classpath", true, OPT_CLASSPATH},
+ {"cp", true, OPT_CLASSPATH},
+ {"D", true, OPT_D},
+ {"Xms", true, OPT_MS},
+ {"Xmx", true, OPT_MX},
+ {"ms", true, OPT_MS},
+ {"mx", true, OPT_MX},
+ {"noasyncgc", false, OPT_IGNORE},
+ {"noverify", false, OPT_NOVERIFY},
+ {"liberalutf", false, OPT_LIBERALUTF},
+ {"oss", true, OPT_IGNORE},
+ {"ss", true, OPT_IGNORE},
+ {"v", false, OPT_VERBOSE1},
+ {"verbose", false, OPT_VERBOSE},
+ {"verbosegc", false, OPT_VERBOSEGC},
+ {"verbosecall", false, OPT_VERBOSECALL},
+ {"verboseexception", false, OPT_VERBOSEEXCEPTION},
#ifdef TYPECHECK_VERBOSE
- {"verbosetc", false, OPT_VERBOSETC},
+ {"verbosetc", false, OPT_VERBOSETC},
#endif
#if defined(__ALPHA__)
- {"noieee", false, OPT_NOIEEE},
+ {"noieee", false, OPT_NOIEEE},
#endif
- {"softnull", false, OPT_SOFTNULL},
- {"time", false, OPT_TIME},
- {"stat", false, OPT_STAT},
- {"log", true, OPT_LOG},
- {"c", true, OPT_CHECK},
- {"l", false, OPT_LOAD},
- {"m", true, OPT_METHOD},
- {"sig", true, OPT_SIGNATURE},
- {"s", true, OPT_SHOW},
- {"all", false, OPT_ALL},
- {"oloop", false, OPT_OLOOP},
- {"i", true, OPT_INLINING},
- {"rt", false, OPT_RT},
- {"xta", false, OPT_XTA},
- {"vta", false, OPT_VTA},
- {NULL, false, 0}
+ {"softnull", false, OPT_SOFTNULL},
+ {"time", false, OPT_TIME},
+ {"stat", false, OPT_STAT},
+ {"log", true, OPT_LOG},
+ {"c", true, OPT_CHECK},
+ {"l", false, OPT_LOAD},
+ { "eager", false, OPT_EAGER },
+ {"m", true, OPT_METHOD},
+ {"sig", true, OPT_SIGNATURE},
+ {"s", true, OPT_SHOW},
+ {"all", false, OPT_ALL},
+ {"oloop", false, OPT_OLOOP},
+ {"i", true, OPT_INLINING},
+#ifdef STATIC_ANALYSIS
+ {"rt", false, OPT_RT},
+ {"xta", false, OPT_XTA},
+ {"vta", false, OPT_VTA},
+#endif
+#ifdef LSRA
+ {"lsra", false, OPT_LSRA},
+#endif
+ {NULL, false, 0}
};
-static int opt_ind = 1;
-static char *opt_arg;
-
-
-static int get_opt(int argc, char **argv)
-{
- char *a;
- int i;
-
- if (opt_ind >= argc) return OPT_DONE;
-
- a = argv[opt_ind];
- if (a[0] != '-') return OPT_DONE;
-
- for (i = 0; opts[i].name; i++) {
- if (!opts[i].arg) {
- if (strcmp(a + 1, opts[i].name) == 0) { /* boolean option found */
- opt_ind++;
- return opts[i].value;
- }
-
- } else {
- if (strcmp(a + 1, opts[i].name) == 0) { /* parameter option found */
- opt_ind++;
- if (opt_ind < argc) {
- opt_arg = argv[opt_ind];
- opt_ind++;
- return opts[i].value;
- }
- return OPT_ERROR;
-
- } else {
- size_t l = strlen(opts[i].name);
- if (strlen(a + 1) > l) {
- if (memcmp(a + 1, opts[i].name, l) == 0) {
- opt_ind++;
- opt_arg = a + 1 + l;
- return opts[i].value;
- }
- }
- }
- }
- } /* end for */
-
- return OPT_ERROR;
-}
-
-
-
/******************** interne Function: print_usage ************************
***************************************************************************/
-static void print_usage()
+static void usage()
{
printf("USAGE: cacao [options] classname [program arguments]\n");
printf("Options:\n");
+ printf(" -cp path ............. specify a path to look for classes\n");
printf(" -classpath path ...... specify a path to look for classes\n");
printf(" -Dpropertyname=value . add an entry to the property list\n");
- printf(" -mx maxmem[k|m] ...... specify the size for the heap\n");
- printf(" -ms initmem[k|m] ..... specify the initial size for the heap\n");
+ printf(" -Xmx maxmem[kK|mM] ... specify the size for the heap\n");
+ printf(" -Xms initmem[kK|mM] .. specify the initial size for the heap\n");
+ printf(" -mx maxmem[kK|mM] .... specify the size for the heap\n");
+ printf(" -ms initmem[kK|mM] ... specify the initial size for the heap\n");
printf(" -v ................... write state-information\n");
printf(" -verbose ............. write more information\n");
printf(" -verbosegc ........... write message for each GC\n");
printf(" -verbosecall ......... write message for each call\n");
+ printf(" -verboseexception .... write message for each step of stack unwinding\n");
#ifdef TYPECHECK_VERBOSE
printf(" -verbosetc ........... write debug messages while typechecking\n");
#endif
printf(" -noieee .............. don't use ieee compliant arithmetic\n");
#endif
printf(" -noverify ............ don't verify classfiles\n");
+ printf(" -liberalutf........... don't warn about overlong UTF-8 sequences\n");
printf(" -softnull ............ use software nullpointer check\n");
printf(" -time ................ measure the runtime\n");
printf(" -stat ................ detailed compiler statistics\n");
printf(" s(ync) ....... don't check for synchronization\n");
printf(" -oloop ............... optimize array accesses in loops\n");
printf(" -l ................... don't start the class after loading\n");
+ printf(" -eager ............... perform eager class loading and linking\n");
printf(" -all ................. compile all methods, no execution\n");
printf(" -m ................... compile only a specific method\n");
printf(" -sig ................. specify signature for a specific method\n");
printf(" u(tf) ......... show the utf - hash\n");
printf(" -i n ............. activate inlining\n");
printf(" v ............. inline virtual methods\n");
+ printf(" uses/turns rt option on\n");
printf(" e ............. inline methods with exceptions\n");
printf(" p ............. optimize argument renaming\n");
printf(" o ............. inline methods of foreign classes\n");
+#ifdef STATIC_ANALYSIS
printf(" -rt .................. use rapid type analysis\n");
printf(" -xta ................. use x type analysis\n");
printf(" -vta ................. use variable type analysis\n");
-}
-
-
-
-/***************************** Function: print_times *********************
-
- Prints a summary of CPU time usage.
-
-**************************************************************************/
-
-static void print_times()
-{
- s8 totaltime = getcputime();
- s8 runtime = totaltime - loadingtime - compilingtime;
- char logtext[MAXLOGTEXT];
-
-#if defined(__I386__)
- sprintf(logtext, "Time for loading classes: %lld secs, %lld millis",
-#else
- sprintf(logtext, "Time for loading classes: %ld secs, %ld millis",
#endif
- loadingtime / 1000000, (loadingtime % 1000000) / 1000);
- log_text(logtext);
-
-#if defined(__I386__)
- sprintf(logtext, "Time for compiling code: %lld secs, %lld millis",
-#else
- sprintf(logtext, "Time for compiling code: %ld secs, %ld millis",
+#ifdef LSRA
+ printf(" -lsra ................ use linear scan register allocation\n");
#endif
- compilingtime / 1000000, (compilingtime % 1000000) / 1000);
- log_text(logtext);
-
-#if defined(__I386__)
- sprintf(logtext, "Time for running program: %lld secs, %lld millis",
-#else
- sprintf(logtext, "Time for running program: %ld secs, %ld millis",
-#endif
- runtime / 1000000, (runtime % 1000000) / 1000);
- log_text(logtext);
-
-#if defined(__I386__)
- sprintf(logtext, "Total time: %lld secs, %lld millis",
-#else
- sprintf(logtext, "Total time: %ld secs, %ld millis",
-#endif
- totaltime / 1000000, (totaltime % 1000000) / 1000);
- log_text(logtext);
-}
-
+ /* exit with error code */
+ exit(1);
+}
-
-/***************************** Function: print_stats *********************
-
- outputs detailed compiler statistics
-
-**************************************************************************/
-
-static void print_stats()
-{
- char logtext[MAXLOGTEXT];
-
- sprintf(logtext, "Number of JitCompiler Calls: %d", count_jit_calls);
- log_text(logtext);
- sprintf(logtext, "Number of compiled Methods: %d", count_methods);
- log_text(logtext);
- sprintf(logtext, "Number of max basic blocks per method: %d", count_max_basic_blocks);
- log_text(logtext);
- sprintf(logtext, "Number of compiled basic blocks: %d", count_basic_blocks);
- log_text(logtext);
- sprintf(logtext, "Number of max JavaVM-Instructions per method: %d", count_max_javainstr);
- log_text(logtext);
- sprintf(logtext, "Number of compiled JavaVM-Instructions: %d", count_javainstr);
- log_text(logtext);
- sprintf(logtext, "Size of compiled JavaVM-Instructions: %d(%d)", count_javacodesize,
- count_javacodesize - count_methods * 18);
- log_text(logtext);
- sprintf(logtext, "Size of compiled Exception Tables: %d", count_javaexcsize);
- log_text(logtext);
- sprintf(logtext, "Value of extended instruction set var: %d", has_ext_instr_set);
- log_text(logtext);
- sprintf(logtext, "Number of Machine-Instructions: %d", count_code_len >> 2);
- log_text(logtext);
- sprintf(logtext, "Number of Spills: %d", count_spills);
- log_text(logtext);
- sprintf(logtext, "Number of Activ Pseudocommands: %5d", count_pcmd_activ);
- log_text(logtext);
- sprintf(logtext, "Number of Drop Pseudocommands: %5d", count_pcmd_drop);
- log_text(logtext);
- sprintf(logtext, "Number of Const Pseudocommands: %5d (zero:%5d)", count_pcmd_load, count_pcmd_zero);
- log_text(logtext);
- sprintf(logtext, "Number of ConstAlu Pseudocommands: %5d (cmp: %5d, store:%5d)", count_pcmd_const_alu, count_pcmd_const_bra, count_pcmd_const_store);
- log_text(logtext);
- sprintf(logtext, "Number of Move Pseudocommands: %5d", count_pcmd_move);
- log_text(logtext);
- sprintf(logtext, "Number of Load Pseudocommands: %5d", count_load_instruction);
- log_text(logtext);
- sprintf(logtext, "Number of Store Pseudocommands: %5d (combined: %5d)", count_pcmd_store, count_pcmd_store - count_pcmd_store_comb);
- log_text(logtext);
- sprintf(logtext, "Number of OP Pseudocommands: %5d", count_pcmd_op);
- log_text(logtext);
- sprintf(logtext, "Number of DUP Pseudocommands: %5d", count_dup_instruction);
- log_text(logtext);
- sprintf(logtext, "Number of Mem Pseudocommands: %5d", count_pcmd_mem);
- log_text(logtext);
- sprintf(logtext, "Number of Method Pseudocommands: %5d", count_pcmd_met);
- log_text(logtext);
- sprintf(logtext, "Number of Branch Pseudocommands: %5d (rets:%5d, Xrets: %5d)",
- count_pcmd_bra, count_pcmd_return, count_pcmd_returnx);
- log_text(logtext);
- sprintf(logtext, "Number of Table Pseudocommands: %5d", count_pcmd_table);
- log_text(logtext);
- sprintf(logtext, "Number of Useful Pseudocommands: %5d", count_pcmd_table +
- count_pcmd_bra + count_pcmd_load + count_pcmd_mem + count_pcmd_op);
- log_text(logtext);
- sprintf(logtext, "Number of Null Pointer Checks: %5d", count_check_null);
- log_text(logtext);
- sprintf(logtext, "Number of Array Bound Checks: %5d", count_check_bound);
- log_text(logtext);
- sprintf(logtext, "Number of Try-Blocks: %d", count_tryblocks);
- log_text(logtext);
- sprintf(logtext, "Maximal count of stack elements: %d", count_max_new_stack);
- log_text(logtext);
- sprintf(logtext, "Upper bound of max stack elements: %d", count_upper_bound_new_stack);
- log_text(logtext);
- sprintf(logtext, "Distribution of stack sizes at block boundary");
- log_text(logtext);
- sprintf(logtext, " 0 1 2 3 4 5 6 7 8 9 >=10");
- log_text(logtext);
- sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_block_stack[0],
- count_block_stack[1], count_block_stack[2], count_block_stack[3], count_block_stack[4],
- count_block_stack[5], count_block_stack[6], count_block_stack[7], count_block_stack[8],
- count_block_stack[9], count_block_stack[10]);
- log_text(logtext);
- sprintf(logtext, "Distribution of store stack depth");
- log_text(logtext);
- sprintf(logtext, " 0 1 2 3 4 5 6 7 8 9 >=10");
- log_text(logtext);
- sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_depth[0],
- count_store_depth[1], count_store_depth[2], count_store_depth[3], count_store_depth[4],
- count_store_depth[5], count_store_depth[6], count_store_depth[7], count_store_depth[8],
- count_store_depth[9], count_store_depth[10]);
- log_text(logtext);
- sprintf(logtext, "Distribution of store creator chains first part");
- log_text(logtext);
- sprintf(logtext, " 0 1 2 3 4 5 6 7 8 9 ");
- log_text(logtext);
- sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[0],
- count_store_length[1], count_store_length[2], count_store_length[3], count_store_length[4],
- count_store_length[5], count_store_length[6], count_store_length[7], count_store_length[8],
- count_store_length[9]);
- log_text(logtext);
- sprintf(logtext, "Distribution of store creator chains second part");
- log_text(logtext);
- sprintf(logtext, " 10 11 12 13 14 15 16 17 18 19 >=20");
- log_text(logtext);
- sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[10],
- count_store_length[11], count_store_length[12], count_store_length[13], count_store_length[14],
- count_store_length[15], count_store_length[16], count_store_length[17], count_store_length[18],
- count_store_length[19], count_store_length[20]);
- log_text(logtext);
- sprintf(logtext, "Distribution of analysis iterations");
- log_text(logtext);
- sprintf(logtext, " 1 2 3 4 >=5");
- log_text(logtext);
- sprintf(logtext, "%5d%5d%5d%5d%5d", count_analyse_iterations[0], count_analyse_iterations[1],
- count_analyse_iterations[2], count_analyse_iterations[3], count_analyse_iterations[4]);
- log_text(logtext);
- sprintf(logtext, "Distribution of basic blocks per method");
- log_text(logtext);
- sprintf(logtext, " <= 5 <=10 <=15 <=20 <=30 <=40 <=50 <=75 >75");
- log_text(logtext);
- sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_method_bb_distribution[0],
- count_method_bb_distribution[1], count_method_bb_distribution[2], count_method_bb_distribution[3],
- count_method_bb_distribution[4], count_method_bb_distribution[5], count_method_bb_distribution[6],
- count_method_bb_distribution[7], count_method_bb_distribution[8]);
- log_text(logtext);
- sprintf(logtext, "Distribution of basic block sizes");
- log_text(logtext);
- sprintf(logtext,
- " 0 1 2 3 4 5 6 7 8 9 <13 <15 <17 <19 <21 <26 <31 >30");
- log_text(logtext);
- sprintf(logtext, "%3d%5d%5d%5d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d",
- count_block_size_distribution[0], count_block_size_distribution[1], count_block_size_distribution[2],
- count_block_size_distribution[3], count_block_size_distribution[4], count_block_size_distribution[5],
- count_block_size_distribution[6], count_block_size_distribution[7], count_block_size_distribution[8],
- count_block_size_distribution[9], count_block_size_distribution[10], count_block_size_distribution[11],
- count_block_size_distribution[12], count_block_size_distribution[13], count_block_size_distribution[14],
- count_block_size_distribution[15], count_block_size_distribution[16], count_block_size_distribution[17]);
- log_text(logtext);
- sprintf(logtext, "Size of Code Area (Kb): %10.3f", (float) count_code_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of data Area (Kb): %10.3f", (float) count_data_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of Class Infos (Kb):%10.3f", (float) (count_class_infos) / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of Const Pool (Kb): %10.3f", (float) (count_const_pool_len + count_utf_len) / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of Vftbl (Kb): %10.3f", (float) count_vftbl_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of comp stub (Kb): %10.3f", (float) count_cstub_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of native stub (Kb):%10.3f", (float) count_nstub_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of Utf (Kb): %10.3f", (float) count_utf_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Size of VMCode (Kb): %10.3f(%d)", (float) count_vmcode_len / 1024,
- count_vmcode_len - 18 * count_all_methods);
- log_text(logtext);
- sprintf(logtext, "Size of ExTable (Kb): %10.3f", (float) count_extable_len / 1024);
- log_text(logtext);
- sprintf(logtext, "Number of class loads: %d", count_class_loads);
- log_text(logtext);
- sprintf(logtext, "Number of class inits: %d", count_class_inits);
- log_text(logtext);
- sprintf(logtext, "Number of loaded Methods: %d\n\n", count_all_methods);
- log_text(logtext);
-
- sprintf(logtext, "Calls of utf_new: %22d", count_utf_new);
- log_text(logtext);
- sprintf(logtext, "Calls of utf_new (element found): %6d\n\n", count_utf_new_found);
- log_text(logtext);
-}
-
-
-/********** Function: class_compile_methods (debugging only) ********/
-
-void class_compile_methods()
-{
- int i;
- classinfo *c;
- methodinfo *m;
-
- c = list_first(&linkedclasses);
- while (c) {
- for (i = 0; i < c -> methodscount; i++) {
- m = &(c->methods[i]);
- if (m->jcode) {
- (void) jit_compile(m);
- }
- }
- c = list_next(&linkedclasses, c);
- }
-}
+#ifdef TYPECHECK_STATISTICS
+void typecheck_print_statistics(FILE *file);
+#endif
/*
{
/********************* Print debug tables ************************/
- if (showmethods) class_showmethods(topclass);
- if (showconstantpool) class_showconstantpool(topclass);
+ if (showmethods) class_showmethods(mainclass);
+ if (showconstantpool) class_showconstantpool(mainclass);
if (showutf) utf_show();
-#ifdef USE_THREADS
+#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
clear_thread_flags(); /* restores standard file descriptor
flags */
#endif
/************************ Free all resources *******************/
- heap_close(); /* must be called before compiler_close and
- loader_close because finalization occurs
- here */
-
loader_close();
- tables_close(literalstring_free);
+ tables_close();
- if (verbose || getcompilingtime || statistics) {
+ MFREE(classpath, u1, strlen(classpath));
+
+ if (opt_verbose || getcompilingtime || opt_stat) {
log_text("CACAO terminated");
- if (statistics)
+ if (opt_stat) {
print_stats();
+#ifdef TYPECHECK_STATISTICS
+ typecheck_print_statistics(get_logfile());
+#endif
+ }
if (getcompilingtime)
print_times();
mem_usagelog(1);
int main(int argc, char **argv)
{
s4 i, j;
- char *cp;
void *dummy;
/********** interne (nur fuer main relevante Optionen) **************/
char logfilename[200] = "";
- u4 heapsize = 64000000;
- u4 heapstartsize = 200000;
- char classpath[500] = ".";
+ u4 heapmaxsize = 64 * 1024 * 1024;
+ u4 heapstartsize = 200 * 1024;
+ char *cp;
+ s4 cplen;
bool startit = true;
char *specificmethodname = NULL;
char *specificsignature = NULL;
-#ifndef USE_THREADS
+#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
stackbottom = &dummy;
#endif
- if (0 != atexit(exit_handler))
- panic("unable to register exit_handler");
+ if (atexit(exit_handler))
+ throw_cacao_exception_exit(string_java_lang_InternalError,
+ "Unable to register exit_handler");
+
/************ Collect info from the environment ************************/
+ /* set an initial, minimal classpath */
+ classpath = MNEW(char, 2);
+ strcpy(classpath, ".");
+
+ /* get classpath environment */
cp = getenv("CLASSPATH");
if (cp) {
- strcpy(classpath, cp);
+ classpath = MREALLOC(classpath,
+ char,
+ strlen(classpath),
+ strlen(classpath) + 1 + strlen(cp) + 1);
+ strcat(classpath, ":");
+ strcat(classpath, cp);
}
/***************** Interpret the command line *****************/
checknull = false;
opt_noieee = false;
- while ((i = get_opt(argc, argv)) != OPT_DONE) {
+ while ((i = get_opt(argc, argv, opts)) != OPT_DONE) {
switch (i) {
- case OPT_IGNORE: break;
+ case OPT_IGNORE:
+ break;
- case OPT_CLASSPATH:
- strcpy(classpath + strlen(classpath), ":");
- strcpy(classpath + strlen(classpath), opt_arg);
+ case OPT_CLASSPATH:
+ /* forget old classpath and set the argument as new classpath */
+ MFREE(classpath, char, strlen(classpath));
+
+ classpath = MNEW(char, strlen(opt_arg) + 1);
+ strcpy(classpath, opt_arg);
break;
case OPT_D:
for (n = 0; n < l; n++) {
if (opt_arg[n] == '=') {
opt_arg[n] = '\0';
- attach_property(opt_arg, opt_arg + n + 1);
+ create_property(opt_arg, opt_arg + n + 1);
goto didit;
}
}
- print_usage();
- exit(10);
+ usage();
didit: ;
}
break;
-
+
case OPT_MS:
case OPT_MX:
- if (opt_arg[strlen(opt_arg) - 1] == 'k') {
- j = 1024 * atoi(opt_arg);
- }
- else if (opt_arg[strlen(opt_arg) - 1] == 'm') {
- j = 1024 * 1024 * atoi(opt_arg);
+ {
+ char c;
+ c = opt_arg[strlen(opt_arg) - 1];
+
+ if (c == 'k' || c == 'K') {
+ j = 1024 * atoi(opt_arg);
+
+ } else if (c == 'm' || c == 'M') {
+ j = 1024 * 1024 * atoi(opt_arg);
+
+ } else j = atoi(opt_arg);
+
+ if (i == OPT_MX) heapmaxsize = j;
+ else heapstartsize = j;
}
- else j = atoi(opt_arg);
-
- if (i == OPT_MX) heapsize = j;
- else heapstartsize = j;
break;
case OPT_VERBOSE1:
- verbose = true;
+ opt_verbose = true;
break;
-
+
case OPT_VERBOSE:
- verbose = true;
+ opt_verbose = true;
loadverbose = true;
+ linkverbose = true;
initverbose = true;
compileverbose = true;
break;
-
+
+ case OPT_VERBOSEEXCEPTION:
+ verboseexception = true;
+ break;
+
case OPT_VERBOSEGC:
collectverbose = true;
break;
opt_verify = false;
break;
+ case OPT_LIBERALUTF:
+ opt_liberalutf = true;
+ break;
+
case OPT_SOFTNULL:
checknull = true;
break;
break;
case OPT_STAT:
- statistics = true;
+ opt_stat = true;
break;
case OPT_LOG:
checksync = false;
break;
default:
- print_usage();
- exit(10);
+ usage();
}
}
break;
makeinitializations = false;
break;
+ case OPT_EAGER:
+ opt_eager = true;
+ break;
+
case OPT_METHOD:
startit = false;
- specificmethodname = opt_arg;
+ specificmethodname = opt_arg;
makeinitializations = false;
break;
case OPT_SIGNATURE:
- specificsignature = opt_arg;
+ specificsignature = opt_arg;
break;
case OPT_ALL:
- compileall = true;
+ compileall = true;
startit = false;
makeinitializations = false;
break;
switch (opt_arg[j]) {
case 'a':
showdisassemble = true;
- compileverbose=true;
+ compileverbose = true;
break;
case 'c':
showconstantpool = true;
showutf = true;
break;
default:
- print_usage();
- exit(10);
+ usage();
}
}
break;
for (j = 0; j < strlen(opt_arg); j++) {
switch (opt_arg[j]) {
case 'n':
+ /* define in options.h; Used in main.c, jit.c & inline.c */
+ #ifdef INAFTERMAIN
+ useinliningm = true;
+ useinlining = false;
+ #else
useinlining = true;
+ #endif
break;
case 'v':
inlinevirtuals = true;
+ opt_rt = true;
break;
case 'e':
inlineexceptions = true;
inlineoutsiders = true;
break;
default:
- print_usage();
- exit(10);
+ usage();
}
}
break;
+#ifdef STATIC_ANALYSIS
case OPT_RT:
opt_rt = true;
break;
case OPT_VTA:
/***opt_vta = true; not yet **/
break;
+#endif
+
+#ifdef LSRA
+ case OPT_LSRA:
+#if defined(__I386__) || defined(__ALPHA__)
+ opt_lsra = true;
+#else
+ printf("LSRA not available for this architecture\n");
+ opt_lsra = false;
+#endif
+ break;
+#endif
default:
- print_usage();
- exit(10);
+ usage();
}
}
-
-
- if (opt_ind >= argc) {
- print_usage();
- exit(10);
+
+ if (opt_ind >= argc)
+ usage();
+
+
+ /* insert the rt.jar in front of all other classpath entries */
+
+ cplen = strlen(INSTALL_PREFIX) + strlen(CACAO_RT_JAR_PATH);
+ cp = classpath;
+
+ classpath = MNEW(char, cplen + strlen(classpath) + 1);
+ strcpy(classpath, INSTALL_PREFIX);
+ strcat(classpath, CACAO_RT_JAR_PATH);
+ strcat(classpath, cp);
+
+ MFREE(cp, char, strlen(cp));
+
+
+ /* transform dots into slashes in the class name */
+
+ mainstring = argv[opt_ind++];
+ for (i = strlen(mainstring) - 1; i >= 0; i--) {
+ if (mainstring[i] == '.') mainstring[i] = '/';
}
/**************************** Program start *****************************/
log_init(logfilename);
- if (verbose) {
+ if (opt_verbose)
log_text("CACAO started -------------------------------------------------------");
- }
- native_setclasspath(classpath);
-
+ /* initialize the garbage collector */
+ gc_init(heapmaxsize, heapstartsize);
+
tables_init();
suck_init(classpath);
- heap_init(heapsize, heapstartsize, &dummy);
-
- jit_init();
+ cacao_initializing = true;
- loader_init((u1 *) &dummy);
+#if defined(USE_THREADS)
+#if defined(NATIVE_THREADS)
+ initThreadsEarly();
+#endif
+ initLocks();
+#endif
- native_loadclasses();
+ /* install architecture dependent signal handler used for exceptions */
+ init_exceptions();
+ /* initializes jit compiler and codegen stuff */
+ jit_init();
- /*********************** Load JAVA classes ***************************/
-
- cp = argv[opt_ind++];
- for (i = strlen(cp) - 1; i >= 0; i--) { /* Transform dots into slashes */
- if (cp[i] == '.') cp[i] = '/'; /* in the class name */
- }
+ loader_init((u1 *) &dummy);
- /*printf("-------------------->%s\n",cp);*/
- topclass = loader_load(utf_new_char(cp));
- /*class_showmethods(topclass); */
+ /* initialize exceptions used in the system */
+ if (!init_system_exceptions())
+ throw_main_exception_exit();
- if (exceptionptr != 0) {
- printf("Exception in thread \"main\" ");
- utf_display(exceptionptr->vftbl->class->name);
- printf(": ");
- utf_display(javastring_toutf(((java_lang_Throwable *) exceptionptr)->detailMessage, false));
- printf("\n");
+ native_loadclasses();
- exceptionptr = 0;
- }
+#if defined(USE_THREADS)
+ initThreads((u1 *) &dummy);
+#endif
- if (topclass == 0) {
- /* should we print out something? we already have the exception */
- exit(1);
- }
+ *threadrootmethod = NULL;
- /* initialize the garbage collector */
- gc_init();
+ /*That's important, otherwise we get into trouble, if the Runtime static
+ initializer is called before (circular dependency. This is with
+ classpath 0.09. Another important thing is, that this has to happen
+ after initThreads!!! */
-#ifdef USE_THREADS
- initThreads((u1*) &dummy);
-#endif
+ if (!class_init(class_new(utf_new_char("java/lang/System"))))
+ throw_main_exception_exit();
+
+
+/* jni_init(); */
+ cacao_initializing = false;
/************************* Start worker routines ********************/
if (startit) {
methodinfo *mainmethod;
java_objectarray *a;
+ s4 status;
+
+ /* set return value to OK */
+ status = 0;
+
+ /* create, load and link the main class */
+ mainclass = class_new(utf_new_char(mainstring));
-/* heap_addreference((void**) &a); */
+ if (!class_load(mainclass))
+ throw_main_exception_exit();
- mainmethod = class_findmethod(topclass,
- utf_new_char("main"),
- utf_new_char("([Ljava/lang/String;)V")
- );
+ if (!class_link(mainclass))
+ throw_main_exception_exit();
+
+ mainmethod = class_resolveclassmethod(mainclass,
+ utf_new_char("main"),
+ utf_new_char("([Ljava/lang/String;)V"),
+ mainclass,
+ false);
+
+ /* problems with main method? */
+/* if (*exceptionptr) */
+/* throw_exception_exit(); */
/* there is no main method or it isn't static */
if (!mainmethod || !(mainmethod->flags & ACC_STATIC)) {
- printf("Exception in thread \"main\" java.lang.NoSuchMethodError: main\n");
- exit(1);
+ *exceptionptr =
+ new_exception_message(string_java_lang_NoSuchMethodError,
+ "main");
+ throw_main_exception_exit();
}
a = builtin_anewarray(argc - opt_ind, class_java_lang_String);
#endif
/*class_showmethods(currentThread->group->header.vftbl->class); */
+ *threadrootmethod = mainmethod;
+
+
/* here we go... */
asm_calljavafunction(mainmethod, a, NULL, NULL, NULL);
-
- if (exceptionptr) {
- printf("Exception in thread \"main\" ");
- utf_display(exceptionptr->vftbl->class->name);
-
- /* do we have a detail message? */
- if (((java_lang_Throwable *) exceptionptr)->detailMessage) {
- printf(": ");
- utf_display(javastring_toutf(((java_lang_Throwable *) exceptionptr)->detailMessage, false));
- }
- printf("\n");
+
+ /* exception occurred? */
+ if (*exceptionptr) {
+ throw_main_exception();
+ status = 1;
}
-#ifdef USE_THREADS
+#if defined(USE_THREADS)
+#if defined(NATIVE_THREADS)
+ joinAllThreads();
+#else
killThread(currentThread);
#endif
- fprintf(stderr, "still here\n");
+#endif
+
+ /* now exit the JavaVM */
+
+ cacao_exit(status);
}
/************* If requested, compile all methods ********************/
if (compileall) {
- class_compile_methods();
+ classinfo *c;
+ methodinfo *m;
+ u4 slot;
+ s4 i;
+
+ /* create all classes found in the classpath */
+ /* XXX currently only works with zip/jar's */
+ create_all_classes();
+
+ /* load and link all classes */
+ for (slot = 0; slot < class_hash.size; slot++) {
+ c = class_hash.ptr[slot];
+
+ while (c) {
+ if (!c->loaded)
+ if (!class_load(c))
+ throw_main_exception_exit();
+
+ if (!c->linked)
+ if (!class_link(c))
+ throw_main_exception_exit();
+
+ /* compile all class methods */
+ for (i = 0; i < c->methodscount; i++) {
+ m = &(c->methods[i]);
+ if (m->jcode) {
+ (void) jit_compile(m);
+ }
+ }
+
+ c = c->hashlink;
+ }
+ }
}
if (specificmethodname) {
methodinfo *m;
+
+ /* create, load and link the main class */
+ mainclass = class_new(utf_new_char(mainstring));
+
+ if (!class_load(mainclass))
+ throw_main_exception_exit();
+
+ if (!class_link(mainclass))
+ throw_main_exception_exit();
+
if (specificsignature) {
- m = class_findmethod(topclass,
- utf_new_char(specificmethodname),
- utf_new_char(specificsignature));
+ m = class_resolveclassmethod(mainclass,
+ utf_new_char(specificmethodname),
+ utf_new_char(specificsignature),
+ mainclass,
+ false);
} else {
- m = class_findmethod(topclass,
- utf_new_char(specificmethodname),
- NULL);
+ m = class_resolveclassmethod(mainclass,
+ utf_new_char(specificmethodname),
+ NULL,
+ mainclass,
+ false);
}
- if (!m)
- panic("Specific method not found");
+ if (!m) {
+ char message[MAXLOGTEXT];
+ sprintf(message, "%s%s", specificmethodname,
+ specificsignature ? specificsignature : "");
+
+ *exceptionptr =
+ new_exception_message(string_java_lang_NoSuchMethodException,
+ message);
+
+ throw_main_exception_exit();
+ }
jit_compile(m);
}
- exit(0);
+ cacao_shutdown(0);
+
+ /* keep compiler happy */
+
+ return 0;
}
+/* cacao_exit ******************************************************************
-/************************************ Shutdown function *********************************
+ Calls java.lang.Runtime.exit(I)V to exit the JavaVM correctly.
+
+*******************************************************************************/
+
+void cacao_exit(s4 status)
+{
+ classinfo *c;
+ methodinfo *m;
+
+ /* class should already be loaded, but who knows... */
+
+ c = class_new(utf_new_char("java/lang/System"));
+
+ if (!class_load(c))
+ throw_main_exception_exit();
+
+ if (!class_link(c))
+ throw_main_exception_exit();
+
+ /* call System.exit(I)V */
+
+ m = class_resolveclassmethod(c,
+ utf_new_char("exit"),
+ utf_new_char("(I)V"),
+ class_java_lang_Object,
+ true);
+
+ if (!m)
+ throw_main_exception_exit();
+
+ /* call the exit function with passed exit status */
+
+ asm_calljavafunction(m,
+#if POINTERSIZE == 8
+ (void *) (s8) status,
+#else
+ (void *) status,
+#endif
+ NULL,
+ NULL,
+ NULL);
+
+ /* this should never happen */
+
+ if (*exceptionptr)
+ throw_exception_exit();
+
+ throw_cacao_exception_exit(string_java_lang_InternalError,
+ "System.exit(I)V returned without exception");
+}
+
+
+/*************************** Shutdown function *********************************
Terminates the system immediately without freeing memory explicitly (to be
used only for abnormal termination)
-*****************************************************************************************/
+*******************************************************************************/
void cacao_shutdown(s4 status)
{
- /**** RTAprint ***/
-
- if (verbose || getcompilingtime || statistics) {
- log_text ("CACAO terminated by shutdown");
- if (statistics)
- print_stats();
- if (getcompilingtime)
- print_times();
- mem_usagelog(0);
- dolog("Exit status: %d\n", (int) status);
+ if (opt_verbose || getcompilingtime || opt_stat) {
+ log_text("CACAO terminated by shutdown");
+ dolog("Exit status: %d\n", (s4) status);
}
exit(status);