- Calling the class loader
- Running the main method
- $Id: main.c 730 2003-12-11 21:23:31Z edwin $
+ $Id: main.c 841 2004-01-05 00:43:03Z twisti $
*/
#include "toolbox/memory.h"
#include "parseRTstats.h"
#include "typeinfo.h" /* XXX remove debug */
+#include "nat/java_lang_Throwable.h"
+
+
+/* command line option */
-bool compileall = false;
bool verbose = false;
-bool runverbose = 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 */
+
+bool statistics = false;
+
+bool opt_verify = true; /* true if classfiles should be verified */
+
-static bool showmethods = false;
-static bool showconstantpool = false;
-static bool showutf = false;
static classinfo *topclass;
#ifndef USE_THREADS
#define OPT_XTA 27
#define OPT_VTA 28
#define OPT_VERBOSETC 29
+#define OPT_NOVERIFY 30
struct {char *name; bool arg; int value;} opts[] = {
{"ms", true, OPT_MS},
{"mx", true, OPT_MX},
{"noasyncgc", false, OPT_IGNORE},
- {"noverify", false, OPT_IGNORE},
+ {"noverify", false, OPT_NOVERIFY},
{"oss", true, OPT_IGNORE},
{"ss", true, OPT_IGNORE},
{"v", false, OPT_VERBOSE1},
#if defined(__ALPHA__)
printf(" -noieee .............. don't use ieee compliant arithmetic\n");
#endif
+ printf(" -noverify ............ don't verify classfiles\n");
printf(" -softnull ............ use software nullpointer check\n");
printf(" -time ................ measure the runtime\n");
printf(" -stat ................ detailed compiler statistics\n");
static void print_times()
{
- long int totaltime = getcputime();
- long int runtime = totaltime - loadingtime - compilingtime;
+ 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",
+#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);
}
}
-
/********** Function: class_compile_methods (debugging only) ********/
-void class_compile_methods ()
+void class_compile_methods()
{
int i;
classinfo *c;
methodinfo *m;
- c = list_first (&linkedclasses);
+ c = list_first(&linkedclasses);
while (c) {
for (i = 0; i < c -> methodscount; i++) {
m = &(c->methods[i]);
(void) jit_compile(m);
}
}
- c = list_next (&linkedclasses, c);
+ c = list_next(&linkedclasses, c);
}
}
-
/*
* void exit_handler(void)
* -----------------------
/********************* Print debug tables ************************/
if (showmethods) class_showmethods(topclass);
- if (showconstantpool) class_showconstantpool(topclass);
- if (showutf) utf_show();
+ if (showconstantpool) class_showconstantpool(topclass);
+ if (showutf) utf_show();
#ifdef USE_THREADS
clear_thread_flags(); /* restores standard file descriptor
tables_close(literalstring_free);
if (verbose || getcompilingtime || statistics) {
- log_text ("CACAO terminated");
+ log_text("CACAO terminated");
if (statistics)
print_stats();
if (getcompilingtime)
}
-
/************************** Function: main *******************************
The main program.
int main(int argc, char **argv)
{
- s4 i,j;
+ s4 i, j;
char *cp;
- java_objectheader *local_exceptionptr = 0;
void *dummy;
/********** interne (nur fuer main relevante Optionen) **************/
char logfilename[200] = "";
u4 heapsize = 64000000;
u4 heapstartsize = 200000;
- char classpath[500] = ".:/usr/local/lib/java/classes";
+ char classpath[500] = ".";
bool startit = true;
char *specificmethodname = NULL;
char *specificsignature = NULL;
int n;
int l = strlen(opt_arg);
for (n = 0; n < l; n++) {
- if (opt_arg[n]=='=') {
+ if (opt_arg[n] == '=') {
opt_arg[n] = '\0';
attach_property(opt_arg, opt_arg + n + 1);
goto didit;
opt_noieee = true;
break;
+ case OPT_NOVERIFY:
+ opt_verify = false;
+ break;
+
case OPT_SOFTNULL:
checknull = true;
break;
log_text("CACAO started -------------------------------------------------------");
}
- suck_init (classpath);
- native_setclasspath (classpath);
+ native_setclasspath(classpath);
tables_init();
+ suck_init(classpath);
+
heap_init(heapsize, heapstartsize, &dummy);
-
-
log_text("calling jit_init");
jit_init();
-
-
log_text("calling loader_init");
-
- loader_init((u1*)&dummy);
+ loader_init((u1 *) &dummy);
log_text("calling native_loadclasses");
- native_loadclasses ();
+ native_loadclasses();
/*********************** Load JAVA classes ***************************/
if (cp[i] == '.') cp[i] = '/'; /* in the class name */
}
+ /*printf("-------------------->%s\n",cp);*/
topclass = loader_load(utf_new_char(cp));
+ /*class_showmethods(topclass); */
if (exceptionptr != 0) {
- printf("#### Class loader has thrown: ");
+ printf("Exception in thread \"main\" ");
utf_display(exceptionptr->vftbl->class->name);
+ printf(": ");
+ utf_display(javastring_toutf(((java_lang_Throwable *) exceptionptr)->detailMessage, false));
printf("\n");
exceptionptr = 0;
}
if (topclass == 0) {
- printf("#### Could not find top class - exiting\n");
+ /* should we print out something? we already have the exception */
exit(1);
}
+ /* initialize the garbage collector */
+ gc_init();
-
- gc_init();
#ifdef USE_THREADS
- initThreads((u1*) &dummy); /* schani */
+ initThreads((u1*) &dummy);
#endif
methodinfo *mainmethod;
java_objectarray *a;
- heap_addreference((void**) &a);
+/* heap_addreference((void**) &a); */
+
+ mainmethod = class_findmethod(topclass,
+ utf_new_char("main"),
+ utf_new_char("([Ljava/lang/String;)V")
+ );
+
+ /* 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);
+ }
- mainmethod = class_findmethod (
- topclass,
- utf_new_char ("main"),
- utf_new_char ("([Ljava/lang/String;)V")
- );
- if (!mainmethod) panic("Can not find method 'void main(String[])'");
- if ((mainmethod->flags & ACC_STATIC) != ACC_STATIC) panic("main is not static!");
-
a = builtin_anewarray(argc - opt_ind, class_java_lang_String);
for (i = opt_ind; i < argc; i++) {
- a->data[i - opt_ind] = javastring_new(utf_new_char(argv[i]));
+ a->data[i - opt_ind] =
+ (java_objectheader *) javastring_new(utf_new_char(argv[i]));
}
#ifdef TYPEINFO_DEBUG_TEST
typeinfo_test();
#endif
/*class_showmethods(currentThread->group->header.vftbl->class); */
+
+ /* here we go... */
+ asm_calljavafunction(mainmethod, a, NULL, NULL, NULL);
- local_exceptionptr = asm_calljavamethod (mainmethod, a, NULL, NULL, NULL );
-
- if (local_exceptionptr) {
+ if (exceptionptr) {
printf("Exception in thread \"main\" ");
- utf_display(local_exceptionptr->vftbl->class->name);
+ 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");
}
- /*---RTAprint---*/
#ifdef USE_THREADS
- killThread(currentThread);
+ killThread(currentThread);
#endif
fprintf(stderr, "still here\n");
}
if (specificmethodname) {
methodinfo *m;
- if (specificsignature)
+ if (specificsignature) {
m = class_findmethod(topclass,
utf_new_char(specificmethodname),
utf_new_char(specificsignature));
- else
+ } else {
m = class_findmethod(topclass,
- utf_new_char(specificmethodname), NULL);
- if (!m) panic ("Specific method not found");
- (void) jit_compile(m);
+ utf_new_char(specificmethodname),
+ NULL);
+ }
+
+ if (!m)
+ panic("Specific method not found");
+
+ jit_compile(m);
}
exit(0);