1 /* src/cacaoh/dummy.c - dummy functions for cacaoh
3 Copyright (C) 2007 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
36 #include "mm/memory.h"
38 #include "native/llni.h"
40 #include "toolbox/logging.h"
42 #include "vm/global.h"
43 #include "vm/primitive.h"
46 #include "vmcore/class.h"
47 #include "vmcore/method.h"
48 #include "vmcore/utf8.h"
49 #include "vmcore/classcache.h"
50 #include "vmcore/loader.h"
53 /* global variables ***********************************************************/
55 char *_Jv_bootclasspath;
58 java_handle_t *javastring_new_slash_to_dot(utf *u)
60 vm_abort("javastring_new_slash_to_dot");
66 /* access *********************************************************************/
68 bool access_is_accessible_class(classinfo *referer, classinfo *cls)
73 bool access_is_accessible_member(classinfo *referer, classinfo *declarer,
76 vm_abort("access_is_accessible_member");
82 /* array **********************************************************************/
84 java_handle_t *array_objectarray_element_get(java_handle_objectarray_t *a, int32_t index)
90 log_println("array_objectarray_element_get(a=%p, index=%d): NullPointerException", a, index);
94 size = LLNI_array_size(a);
96 if ((index < 0) || (index > size)) {
97 log_println("array_objectarray_element_get(a=%p, index=%d): ArrayIndexOutOfBoundsException", a, index);
101 value = LLNI_array_direct(a, index);
106 void array_objectarray_element_set(java_handle_objectarray_t *a, int32_t index, java_handle_t *value)
111 log_println("array_objectarray_element_set(a=%p, index=%d): NullPointerException", a, index);
115 size = LLNI_array_size(a);
117 if ((index < 0) || (index > size)) {
118 log_println("array_objectarray_element_set(a=%p, index=%d): ArrayIndexOutOfBoundsException", a, index);
122 LLNI_array_direct(a, index) = value;
125 int32_t array_length_get(java_handle_t *a)
128 log_println("array_length_get(a=%p): NullPointerException", a);
132 return LLNI_array_size(a);
136 /* asm ************************************************************************/
138 void asm_abstractmethoderror(void)
143 void intrp_asm_abstractmethoderror(void)
148 void asm_getclassvalues_atomic(vftbl_t *super, vftbl_t *sub, castinfo *out)
153 void intrp_asm_getclassvalues_atomic(vftbl_t *super, vftbl_t *sub, castinfo *out)
159 /* builtin ********************************************************************/
161 java_handle_t *builtin_clone(void *env, java_handle_t *o)
168 int32_t builtin_isanysubclass(classinfo *sub, classinfo *super)
175 java_handle_t *builtin_new(classinfo *c)
182 java_handle_objectarray_t *builtin_anewarray(int32_t size, classinfo *componentclass)
184 java_handle_objectarray_t *oa = (java_handle_objectarray_t*)mem_alloc(
185 sizeof(java_array_t) + size * sizeof(java_object_t*));
188 LLNI_array_size(oa) = size;
194 java_handle_bytearray_t *builtin_newarray_byte(int32_t size)
196 java_handle_bytearray_t *ba = (java_handle_bytearray_t*)mem_alloc(
197 sizeof(java_array_t) + size * sizeof(int8_t));
200 LLNI_array_size(ba) = size;
207 /* code ***********************************************************************/
209 void code_free_code_of_method(methodinfo *m)
214 methodinfo *code_get_methodinfo_for_pv(u1 *pv)
220 /* codegen ********************************************************************/
222 u1 *codegen_generate_stub_compiler(methodinfo *m)
227 codeinfo *codegen_generate_stub_native(methodinfo *m, functionptr f)
232 #if defined(ENABLE_INTRP)
233 u1 *intrp_createcompilerstub(methodinfo *m)
239 void removecompilerstub(u1 *stub)
243 void removenativestub(u1 *stub)
248 /* exceptions *****************************************************************/
250 void exceptions_clear_exception(void)
254 void exceptions_print_current_exception(void)
259 void exceptions_throw_abstractmethoderror(void)
261 fprintf(stderr, "java.lang.AbstractMethodError\n");
266 void exceptions_throw_classcircularityerror(classinfo *c)
268 fprintf(stderr, "java.lang.ClassCircularityError: ");
270 utf_display_printable_ascii(c->name);
276 void exceptions_throw_classformaterror(classinfo *c, const char *message, ...)
280 fprintf(stderr, "java.lang.ClassFormatError: ");
282 utf_display_printable_ascii(c->name);
283 fprintf(stderr, ": ");
285 va_start(ap, message);
286 vfprintf(stderr, message, ap);
294 void exceptions_throw_incompatibleclasschangeerror(classinfo *c)
296 fprintf(stderr, "java.lang.IncompatibleClassChangeError: ");
299 utf_fprint_printable_ascii_classname(stderr, c->name);
306 void exceptions_throw_internalerror(const char *message, ...)
310 fprintf(stderr, "java.lang.InternalError: ");
312 va_start(ap, message);
313 vfprintf(stderr, message, ap);
319 void exceptions_throw_linkageerror(const char *message, classinfo *c)
321 fprintf(stderr, "java.lang.LinkageError: %s", message);
324 utf_fprint_printable_ascii_classname(stderr, c->name);
331 void exceptions_throw_noclassdeffounderror(utf *name)
333 fprintf(stderr, "java.lang.NoClassDefFoundError: ");
334 utf_fprint_printable_ascii(stderr, name);
340 void exceptions_throw_noclassdeffounderror_wrong_name(classinfo *c, utf *name)
342 fprintf(stderr, "java.lang.NoClassDefFoundError: ");
343 utf_fprint_printable_ascii(stderr, c->name);
344 fprintf(stderr, " (wrong name: ");
345 utf_fprint_printable_ascii(stderr, name);
346 fprintf(stderr, ")\n");
351 void exceptions_throw_verifyerror(methodinfo *m, const char *message)
353 fprintf(stderr, "java.lang.VerifyError: ");
354 utf_fprint_printable_ascii(stderr, m->name);
355 fprintf(stderr, ": %s", message);
360 void exceptions_throw_nosuchfielderror(classinfo *c, utf *name)
362 fprintf(stderr, "java.lang.NoSuchFieldError: ");
363 utf_fprint_printable_ascii(stderr, c->name);
364 fprintf(stderr, ".");
365 utf_fprint_printable_ascii(stderr, name);
371 void exceptions_throw_nosuchmethoderror(classinfo *c, utf *name, utf *desc)
373 fprintf(stderr, "java.lang.NoSuchMethodError: ");
374 utf_fprint_printable_ascii(stderr, c->name);
375 fprintf(stderr, ".");
376 utf_fprint_printable_ascii(stderr, name);
377 utf_fprint_printable_ascii(stderr, desc);
383 void exceptions_throw_unsupportedclassversionerror(classinfo *c,
384 const char *message, ...)
388 fprintf(stderr, "java.lang.UnsupportedClassVersionError: " );
390 utf_display_printable_ascii(c->name);
391 fprintf(stderr, ": ");
393 va_start(ap, message);
394 vfprintf(stderr, message, ap);
402 void exceptions_throw_classnotfoundexception(utf *name)
404 fprintf(stderr, "java.lang.ClassNotFoundException: ");
405 utf_fprint_printable_ascii(stderr, name);
411 void exceptions_throw_nullpointerexception(void)
413 fprintf(stderr, "java.lang.NullPointerException\n");
419 /* finalizer ******************************************************************/
421 void finalizer_notify(void)
423 vm_abort("finalizer_notify");
426 void finalizer_run(void *o, void *p)
428 vm_abort("finalizer_run");
432 /* gc *************************************************************************/
434 void gc_reference_register(java_object_t **ref, int32_t reftype)
436 vm_abort("gc_reference_register");
439 int64_t gc_get_heap_size(void)
444 int64_t gc_get_free_bytes(void)
449 int64_t gc_get_total_bytes(void)
454 int64_t gc_get_max_heap_size(void)
460 /* heap ***********************************************************************/
462 void *heap_alloc_uncollectable(uint32_t bytelength)
464 return calloc(bytelength, 1);
467 s4 heap_get_hashcode(java_object_t *o)
473 /* jit ************************************************************************/
475 void jit_invalidate_code(methodinfo *m)
477 vm_abort("jit_invalidate_code");
481 /* llni ***********************************************************************/
483 void llni_critical_start()
485 vm_abort("llni_critical_start");
488 void llni_critical_end()
490 vm_abort("llni_critical_end");
494 /* lock ***********************************************************************/
496 void lock_init_object_lock(java_object_t *o)
500 bool lock_monitor_enter(java_object_t *o)
505 bool lock_monitor_exit(java_object_t *o)
511 /* md *************************************************************************/
513 void md_param_alloc(methoddesc *md)
517 void md_param_alloc_native(methoddesc *md)
522 /* memory *********************************************************************/
524 void *mem_alloc(int32_t size)
526 /* real implementation in src/mm/memory.c clears memory */
528 return calloc(size, 1);
531 void *mem_realloc(void *src, int32_t len1, int32_t len2)
533 return realloc(src, len2);
536 void mem_free(void *m, int32_t size)
541 void *dump_alloc(int32_t size)
546 void dump_release(int32_t size)
550 int32_t dump_size(void)
556 /* primitive ******************************************************************/
558 classinfo *primitive_arrayclass_get_by_type(int type)
563 classinfo *primitive_class_get_by_type(int type)
569 classinfo *primitive_class_get_by_char(char ch)
576 /* properties *****************************************************************/
578 void properties_add(char *key, char *value)
582 char *properties_get(char *key)
588 /* resolve ********************************************************************/
590 bool resolve_class_from_typedesc(typedesc *d, bool checkaccess, bool link, classinfo **result)
597 /* stupid resolving implementation used by resolve_classref_or_classinfo_eager */
598 /* This function does eager resolving without any access checks. */
600 static classinfo * dummy_resolve_class_from_name(classinfo *referer,
604 classinfo *cls = NULL;
611 /* lookup if this class has already been loaded */
613 cls = classcache_lookup(referer->classloader, classname);
616 /* resolve array types */
618 if (classname->text[0] == '[') {
619 utf_ptr = classname->text + 1;
620 len = classname->blength - 1;
622 /* classname is an array type name */
630 /* the component type is a reference type */
631 /* resolve the component type */
632 if ((cls = dummy_resolve_class_from_name(referer,
633 utf_new(utf_ptr,len),
634 checkaccess)) == NULL)
635 return NULL; /* exception */
637 /* create the array class */
638 cls = class_array_of(cls,false);
640 return NULL; /* exception */
646 if (!(cls = load_class_from_classloader(classname,
647 referer->classloader)))
648 return false; /* exception */
652 /* the class is now loaded */
654 assert(cls->state & CLASS_LOADED);
660 classinfo * resolve_classref_or_classinfo_eager(classref_or_classinfo cls,
667 if (IS_CLASSREF(cls)) {
668 /* we must resolve this reference */
670 if ((c = dummy_resolve_class_from_name(cls.ref->referer, cls.ref->name,
671 checkaccess)) == NULL)
675 /* cls has already been resolved */
680 assert(c->state & CLASS_LOADED);
687 /* stacktrace *****************************************************************/
689 java_handle_objectarray_t *stacktrace_getClassContext()
695 /* threads ********************************************************************/
697 intptr_t threads_get_current_tid(void)
702 void threads_cast_stopworld(void)
706 void threads_cast_startworld(void)
711 /* vm *************************************************************************/
713 void vm_printconfig(void)
717 void vm_abort(const char *text, ...)
721 /* print the log message */
724 vfprintf(stderr, text, ap);
727 /* now abort the VM */
732 java_handle_t *vm_call_method(methodinfo *m, java_handle_t *o, ...)
740 void stringtable_update(void)
742 log_println("stringtable_update: REMOVE ME!");
745 java_object_t *literalstring_new(utf *u)
747 log_println("literalstring_new: REMOVE ME!");
753 void print_dynamic_super_statistics(void)
759 * These are local overrides for various environment variables in Emacs.
760 * Please do not remove this and leave it at the end of the file, where
761 * Emacs will automagically detect them.
762 * ---------------------------------------------------------------------
765 * indent-tabs-mode: t
769 * vim:noexpandtab:sw=4:ts=4: