/* src/cacaoh/headers.c - functions for header generation
- Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
+ Copyright (C) 1996-2005, 2006, 2007 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
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- Contact: cacao@cacaojvm.org
-
- Authors: Reinhard Grafl
-
- Changes: Mark Probst
- Philipp Tomsich
- Christian Thalinger
- Edwin Steiner
-
- $Id: headers.c 4598 2006-03-14 22:16:47Z edwin $
-
*/
+#include "config.h"
+
#include <assert.h>
#include <ctype.h>
#include <stdarg.h>
+#include <stdint.h>
#include <stdlib.h>
#include <string.h>
-#include "config.h"
-#include "vm/types.h"
-
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
+#if defined(ENABLE_THREADS)
# if defined(__DARWIN__)
# include <signal.h>
# endif
# include <ucontext.h>
#endif
-#include "mm/boehm.h"
+#include "mm/gc-common.h"
#include "mm/memory.h"
-#include "native/include/java_lang_String.h"
-#include "native/include/java_lang_Throwable.h"
+
#include "toolbox/chain.h"
#include "toolbox/logging.h"
+
#include "vm/builtin.h"
-#include "vm/class.h"
#include "vm/global.h"
-#include "vm/method.h"
-#include "vm/loader.h"
-#include "vm/options.h"
#include "vm/stringlocal.h"
-#include "vm/jit/asmpart.h"
-
-
-#if defined(ENABLE_INTRP)
-/* dummy interpreter stack to keep the compiler happy */
-
-u1 *intrp_main_stack;
-#endif
-
-
-/* for raising exceptions from native methods *********************************/
-
-#if !defined(USE_THREADS) || !defined(NATIVE_THREADS)
-java_objectheader *_no_threads_exceptionptr = NULL;
-#endif
-
-
-/* replace some non-vmcore functions ******************************************/
-
-functionptr native_findfunction(utf *cname, utf *mname, utf *desc,
- bool isstatic)
-{
- /* return something different than NULL, otherwise we get an exception */
-
- return (functionptr) 1;
-}
-
-java_objectheader *native_new_and_init(classinfo *c) { return NULL; }
-java_objectheader *native_new_and_init_string(classinfo *c, java_lang_String *s) { return NULL; }
-java_objectheader *native_new_and_init_int(classinfo *c, s4 i) { return NULL; }
-java_objectheader *native_new_and_init_throwable(classinfo *c, java_lang_Throwable *t) { return NULL; }
-
-
-java_objectheader *vm_call_method(methodinfo *m, java_objectheader *o, ...)
-{ return NULL; }
-
-
-/* code patching functions */
-void patcher_builtin_arraycheckcast(u1 *sp) {}
-
-#if defined(__MIPS__)
-long compare_and_swap(long *p, long oldval, long newval)
-{
- if (*p == oldval) {
- *p = newval;
- return oldval;
- } else
- return *p;
-}
-#endif
-
-
-u1 *createcompilerstub(methodinfo *m) { return NULL; }
-#if defined(ENABLE_INTRP)
-u1 *intrp_createcompilerstub(methodinfo *m) { return NULL; }
-#endif
-
-codeinfo *codegen_createnativestub(functionptr f, methodinfo *m) { return NULL; }
-
-void removecompilerstub(u1 *stub) {}
-void removenativestub(u1 *stub) {}
-
-void asm_perform_threadswitch(u1 **from, u1 **to, u1 **stackTop) {}
-u1* asm_initialize_thread_stack(void *func, u1 *stack) { return NULL; }
-
-void *asm_switchstackandcall(void *stack, void *func, void **stacktopsave, void * p) { return NULL; }
-
-void asm_handle_builtin_exception(classinfo *c) {}
-
-
-#if defined(ENABLE_JIT)
-void asm_getclassvalues_atomic(vftbl_t *super, vftbl_t *sub, castinfo *out) {}
-#endif
-
-#if defined(ENABLE_INTRP)
-void intrp_asm_getclassvalues_atomic(vftbl_t *super, vftbl_t *sub, castinfo *out) {}
-#endif
-
-
-void *Java_java_lang_VMObject_clone(void *env, void *clazz, void * this)
-{
- return NULL;
-}
-
-typecheck_result typeinfo_is_assignable_to_class(typeinfo *value,classref_or_classinfo dest)
-{
- return typecheck_TRUE;
-}
-
-void typeinfo_init_classinfo(typeinfo *info,classinfo *c)
-{
-}
-
-bool typeinfo_init_class(typeinfo *info,classref_or_classinfo c)
-{
- return true;
-}
-
-void typeinfo_print(FILE *file,typeinfo *info,int indent) {}
-
-void exceptions_print_exception(java_objectheader *xptr) {}
-void stacktrace_print_trace(java_objectheader *xptr) {}
-
-void code_free_code_of_method(methodinfo *m) {}
-
-
-/* exception functions ********************************************************/
-
-/* these should not be called */
-
-void throw_main_exception_exit(void) { assert(0); }
-void throw_exception(void) { assert(0); }
-void throw_exception_exit(void) { assert(0); }
-
-java_objectheader *new_verifyerror(methodinfo *m, const char *message)
-{
- assert(0);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-java_objectheader *new_exception_throwable(const char *classname, java_lang_Throwable *throwable)
-{
- assert(0);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-void throw_cacao_exception_exit(const char *exception, const char *message, ...)
-{
- va_list ap;
-
- fprintf(stderr, "%s: ", exception);
-
- va_start(ap, message);
- vfprintf(stderr, message, ap);
- va_end(ap);
-
- fputc('\n', stderr);
-
- exit(1);
-}
-
-
-void exceptions_throw_outofmemory_exit(void)
-{
- fprintf(stderr, "java.lang.InternalError: Out of memory\n");
- exit(1);
-}
-
-
-java_objectheader *new_exception(const char *classname)
-{
- fprintf(stderr, "%s\n", classname);
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_exception_message(const char *classname, const char *message)
-{
- fprintf(stderr, "%s: %s\n", classname, message);
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_exception_utfmessage(const char *classname, utf *message)
-{
- fprintf(stderr, "%s: ", classname);
- utf_display(message);
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-java_objectheader *new_exception_javastring(const char *classname,
- java_lang_String *message)
-{
- fprintf(stderr, "%s: ", classname);
- /* TODO print message */
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_classformaterror(classinfo *c, const char *message, ...)
-{
- va_list ap;
-
- utf_display(c->name);
- fprintf(stderr, ": ");
-
- va_start(ap, message);
- vfprintf(stderr, message, ap);
- va_end(ap);
-
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-void exceptions_throw_classformaterror(classinfo *c, const char *message, ...)
-{
- va_list ap;
-
- va_start(ap, message);
- (void) new_classformaterror(c, message, ap);
- va_end(ap);
-}
-
-
-java_objectheader *new_classnotfoundexception(utf *name)
-{
- fprintf(stderr, "java.lang.ClassNotFoundException: ");
- utf_fprint(stderr, name);
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_noclassdeffounderror(utf *name)
-{
- fprintf(stderr, "java.lang.NoClassDefFoundError: ");
- utf_fprint(stderr, name);
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *exceptions_new_linkageerror(const char *message,
- classinfo *c)
-{
- fprintf(stderr, "java.lang.LinkageError: %s",message);
- if (c) {
- utf_fprint_classname(stderr, c->name);
- }
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-java_objectheader *exceptions_new_nosuchmethoderror(classinfo *c,
- utf *name, utf *desc)
-{
- fprintf(stderr, "java.lang.NoSuchMethodError: ");
- utf_fprint(stderr, c->name);
- fprintf(stderr, ".");
- utf_fprint(stderr, name);
- utf_fprint(stderr, desc);
- fputc('\n', stderr);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_internalerror(const char *message, ...)
-{
- va_list ap;
-
- fprintf(stderr, "%s: ", string_java_lang_InternalError);
-
- va_start(ap, message);
- vfprintf(stderr, message, ap);
- va_end(ap);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_unsupportedclassversionerror(classinfo *c, const char *message, ...)
-{
- va_list ap;
-
- fprintf(stderr, "%s: ", string_java_lang_UnsupportedClassVersionError);
-
- utf_display(c->name);
- fprintf(stderr, ": ");
-
- va_start(ap, message);
- vfprintf(stderr, message, ap);
- va_end(ap);
-
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_illegalmonitorstateexception(void)
-{
- fprintf(stderr, "%s", string_java_lang_IllegalMonitorStateException);
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-java_objectheader *new_negativearraysizeexception(void)
-{
- fprintf(stderr, "%s", string_java_lang_NegativeArraySizeException);
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-void exceptions_throw_negativearraysizeexception(void)
-{
- (void) new_negativearraysizeexception();
-}
-
-
-java_objectheader *new_nullpointerexception(void)
-{
- fprintf(stderr, "%s", string_java_lang_NullPointerException);
- exit(1);
-
- /* keep compiler happy */
-
- return NULL;
-}
-
-
-void exceptions_throw_nullpointerexception(void)
-{
- (void) new_nullpointerexception();
-}
-
-
-void classnotfoundexception_to_noclassdeffounderror(void)
-{
-}
-
-/* machine dependent stuff ****************************************************/
-
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
-threadcritnode asm_criticalsections;
-void thread_restartcriticalsection(ucontext_t *uc) {}
-#endif
-
-void md_param_alloc(methoddesc *md) {}
-
-
-#if defined(ENABLE_INTRP)
-void print_dynamic_super_statistics(void) {}
-#endif
+#include "vmcore/class.h"
+#include "vmcore/method.h"
+#include "vmcore/loader.h"
+#include "vmcore/options.h"
/************************ global variables **********************/
+#define ACC_NATIVELY_OVERLOADED 0x10000000
+
chain *ident_chain; /* chain with method and field names in current class */
FILE *file = NULL;
-static u4 outputsize;
+static uint32_t outputsize;
static bool dopadding;
char *utf_ptr = u->text;
int i;
- for (i = 0; i < utf_strlen(u); i++)
+ for (i = 0; i < utf_get_number_of_u2s(u); i++)
printIDpart(utf_nextu2(&utf_ptr));
}
-static void addoutputsize (int len)
+static void addoutputsize(int len)
{
- u4 newsize,i;
- if (!dopadding) return;
+ uint32_t newsize;
+ int32_t i;
- newsize = ALIGN(outputsize, len);
+ if (!dopadding)
+ return;
+
+ newsize = MEMORY_ALIGN(outputsize, len);
- for (i = outputsize; i < newsize; i++) fprintf(file, " u1 pad%d\n", (int) i);
+ for (i = outputsize; i < newsize; i++)
+ fprintf(file, " uint8_t pad%d\n", (int) i);
+
outputsize = newsize;
}
void printOverloadPart(utf *desc)
{
char *utf_ptr=desc->text;
- u2 c;
+ uint16_t c;
fprintf(file, "__");
static char *printtype(char *utf_ptr)
{
- u2 c;
+ uint16_t c;
switch (utf_nextu2(&utf_ptr)) {
- case 'V': fprintf (file, "void");
+ case 'V':
+ fprintf(file, "void");
break;
case 'I':
case 'S':
case 'B':
case 'C':
- case 'Z': addoutputsize (4);
- fprintf (file, "s4");
+ case 'Z':
+ addoutputsize(4);
+ fprintf(file, "int32_t");
break;
- case 'J': addoutputsize (8);
- fprintf (file, "s8");
+ case 'J':
+ addoutputsize(8);
+ fprintf(file, "int64_t");
break;
- case 'F': addoutputsize (4);
- fprintf (file, "float");
+ case 'F':
+ addoutputsize(4);
+ fprintf(file, "float");
break;
- case 'D': addoutputsize (8);
- fprintf (file, "double");
+ case 'D':
+ addoutputsize(8);
+ fprintf(file, "double");
break;
case '[':
- addoutputsize ( sizeof(java_arrayheader*) );
+ addoutputsize ( sizeof(java_array_t*) );
switch (utf_nextu2(&utf_ptr)) {
- case 'I': fprintf (file, "java_intarray*"); break;
- case 'J': fprintf (file, "java_longarray*"); break;
- case 'Z': fprintf (file, "java_booleanarray*"); break;
- case 'B': fprintf (file, "java_bytearray*"); break;
- case 'S': fprintf (file, "java_shortarray*"); break;
- case 'C': fprintf (file, "java_chararray*"); break;
- case 'F': fprintf (file, "java_floatarray*"); break;
- case 'D': fprintf (file, "java_doublearray*"); break;
+ case 'I': fprintf (file, "java_intarray_t*"); break;
+ case 'J': fprintf (file, "java_longarray_t*"); break;
+ case 'Z': fprintf (file, "java_booleanarray_t*"); break;
+ case 'B': fprintf (file, "java_bytearray_t*"); break;
+ case 'S': fprintf (file, "java_shortarray_t*"); break;
+ case 'C': fprintf (file, "java_chararray_t*"); break;
+ case 'F': fprintf (file, "java_floatarray_t*"); break;
+ case 'D': fprintf (file, "java_doublearray_t*"); break;
- case '[': fprintf(file, "java_objectarray*");
+ case '[': fprintf(file, "java_objectarray_t*");
while ((c = utf_nextu2(&utf_ptr)) == '[');
if (c == 'L')
while (utf_nextu2(&utf_ptr) != ';');
break;
- case 'L': fprintf(file, "java_objectarray*");
+ case 'L': fprintf(file, "java_objectarray_t*");
while (utf_nextu2(&utf_ptr) != ';');
break;
default:
break;
case 'L':
- addoutputsize ( sizeof(java_objectheader*));
+ addoutputsize ( sizeof(java_object_t*));
fprintf (file, "struct ");
while ( (c = utf_nextu2(&utf_ptr)) != ';' ) printIDpart (c);
fprintf (file, "*");
static void printfields(classinfo *c)
{
- u4 i;
+ int32_t i;
fieldinfo *f;
int ident_count;
if (!c) {
- addoutputsize(sizeof(java_objectheader));
- fprintf(file, " java_objectheader header;\n");
+ addoutputsize(sizeof(java_object_t));
+ fprintf(file, " java_object_t header;\n");
return;
}
fprintf(file, " ");
printtype(f->descriptor->text);
fprintf(file, " ");
- utf_fprint(file, f->name);
+ utf_fprint_printable_ascii(file, f->name);
/* rename multiple fieldnames */
if ((ident_count = searchidentchain_utf(f->name)))
void printmethod(methodinfo *m)
{
char *utf_ptr;
- u2 paramnum = 1;
+ int32_t paramnum = 1;
/* search for return-type in descriptor */
utf_ptr = m->descriptor->text;
/* create remarks */
fprintf(file, "\n/*\n * Class: ");
- utf_fprint(file, m->class->name);
+ utf_fprint_printable_ascii(file, m->class->name);
fprintf(file, "\n * Method: ");
- utf_fprint(file, m->name);
+ utf_fprint_printable_ascii(file, m->name);
fprintf(file, "\n * Signature: ");
- utf_fprint(file, m->descriptor);
+ utf_fprint_printable_ascii(file, m->descriptor);
fprintf(file, "\n */\n");
/* create prototype */
fprintf(file, "_");
printID(m->name);
- /* ATTENTION: We use the methodinfo's isleafmethod variable as
- nativelyoverloaded, so we can save some space during
- runtime. */
+ /* ATTENTION: We use a dummy flag here. */
- if (m->isleafmethod)
+ if (m->flags & ACC_NATIVELY_OVERLOADED)
printOverloadPart(m->descriptor);
fprintf(file, "(JNIEnv *env");
void gen_header_filename(char *buffer, utf *u)
{
- s4 i;
+ int32_t i;
- for (i = 0; i < utf_strlen(u); i++) {
+ for (i = 0; i < utf_get_number_of_u2s(u); i++) {
if ((u->text[i] == '/') || (u->text[i] == '$')) {
buffer[i] = '_'; /* convert '$' and '/' to '_' */
buffer[i] = u->text[i];
}
}
- buffer[utf_strlen(u)] = '\0';
+ buffer[utf_get_number_of_u2s(u)] = '\0';
}
char header_filename[1024] = "";
char classname[1024];
char uclassname[1024];
- u2 i;
+ int32_t i;
methodinfo *m;
- u2 j;
+ int32_t j;
methodinfo *m2;
bool nativelyoverloaded;
/* create structure for direct access to objects */
fprintf(file, "/* Structure information for class: ");
- utf_fprint(file, c->name);
+ utf_fprint_printable_ascii(file, c->name);
fprintf(file, " */\n\n");
fprintf(file, "typedef struct ");
printID(c->name);
if (!(m->flags & ACC_NATIVE))
continue;
- /* We use the methodinfo's isleafmethod variable as
- nativelyoverloaded, so we can save some space during
- runtime. */
+ /* We use a dummy flag here. */
- if (!m->isleafmethod) {
+ if (!(m->flags & ACC_NATIVELY_OVERLOADED)) {
nativelyoverloaded = false;
for (j = i + 1; j < c->methodscount; j++) {
continue;
if (m->name == m2->name) {
- m2->isleafmethod = true;
- nativelyoverloaded = true;
+ m2->flags |= ACC_NATIVELY_OVERLOADED;
+ nativelyoverloaded = true;
}
}
}
- m->isleafmethod = nativelyoverloaded;
+ if (nativelyoverloaded == true)
+ m->flags |= ACC_NATIVELY_OVERLOADED;
}
for (i = 0; i < c->methodscount; i++) {
utf *u = clazz->name;
char *endpos = u->text + u->blength;
char *utf_ptr = u->text;
- u2 c;
+ uint16_t c;
while (utf_ptr < endpos) {
if ((c = utf_nextu2(&utf_ptr)) == '_')
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