/* src/vmcore/linker.c - class linker functions
- 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
+ Copyright (C) 1996-2005, 2006, 2007, 2008
+ CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
This file is part of CACAO.
#include "vm/access.h"
#include "vm/array.h"
#include "vm/exceptions.h"
-#include "vm/primitive.h"
+#include "vm/primitive.hpp"
#include "vm/stringlocal.h"
#include "vm/vm.h"
#endif
#if !defined(NDEBUG) && defined(ENABLE_INLINING)
-#define INLINELOG(code) do { if (opt_inline_debug_log) { code } } while (0)
+#define INLINELOG(code) do { if (opt_TraceInlining) { code } } while (0)
#else
#define INLINELOG(code)
#endif
void linker_preinit(void)
{
+ TRACESUBSYSTEMINITIALIZATION("linker_preinit");
+
/* Check for if alignment for long and double matches what we
assume for the current architecture. */
-#if defined(__I386__) || (defined(__ARM__) && !defined(__ARM_EABI__)) || (defined(__POWERPC__) && defined(__DARWIN__))
+#if defined(__I386__) || (defined(__ARM__) && !defined(__ARM_EABI__)) || (defined(__POWERPC__) && defined(__DARWIN__)) || defined(__M68K__)
+ /* Define a define here which is later checked when we use this
+ offset. */
+
+# define LINKER_ALIGNMENT_LONG_DOUBLE 4
+
if (OFFSET(dummy_alignment_long_t, l) != 4)
vm_abort("linker_preinit: long alignment is different from what assumed: %d != %d",
OFFSET(dummy_alignment_long_t, l), 4);
vm_abort("linker_preinit: double alignment is different from what assumed: %d != %d",
OFFSET(dummy_alignment_double_t, d), 4);
#else
+
+# define LINKER_ALIGNMENT_LONG_DOUBLE 8
+
if (OFFSET(dummy_alignment_long_t, l) != 8)
vm_abort("linker_preinit: long alignment is different from what assumed: %d != %d",
OFFSET(dummy_alignment_long_t, l), 8);
void linker_init(void)
{
+ TRACESUBSYSTEMINITIALIZATION("linker_init");
+
/* Link java.lang.Class as first class of the system, because we
need it's vftbl for all other classes so we can use a class as
object. */
vm_abort("linker_init: linking failed");
#endif
-#if defined(WITH_CLASSPATH_GNU)
+ if (!link_class(class_java_lang_Throwable))
+ vm_abort("linker_init: linking failed");
+
+#if defined(WITH_JAVA_RUNTIME_LIBRARY_GNU_CLASSPATH)
if (!link_class(class_java_lang_VMSystem))
vm_abort("linker_init: linking failed");
if (!link_class(class_java_lang_VMThread))
vm_abort("linker_init: linking failed");
+
+ if (!link_class(class_java_lang_VMThrowable))
+ vm_abort("linker_init: linking failed");
#endif
+ /* Important system exceptions. */
+
+ if (!link_class(class_java_lang_Exception))
+ vm_abort("linker_init: linking failed");
+
+ if (!link_class(class_java_lang_ClassNotFoundException))
+ vm_abort("linker_init: linking failed");
+
+ if (!link_class(class_java_lang_RuntimeException))
+ vm_abort("linker_init: linking failed");
/* some classes which may be used more often */
if (!link_class(class_java_lang_reflect_Method))
vm_abort("linker_init: linking failed");
+# if defined(WITH_JAVA_RUNTIME_LIBRARY_GNU_CLASSPATH)
+ if (!link_class(class_java_lang_reflect_VMConstructor))
+ vm_abort("linker_init: linking failed");
+
+ if (!link_class(class_java_lang_reflect_VMField))
+ vm_abort("linker_init: linking failed");
+
+ if (!link_class(class_java_lang_reflect_VMMethod))
+ vm_abort("linker_init: linking failed");
+# endif
+
if (!link_class(class_java_security_PrivilegedAction))
vm_abort("linker_init: linking failed");
if (!link_class(class_java_util_Vector))
vm_abort("linker_init: linking failed");
-# if defined(WITH_CLASSPATH_SUN)
+ if (!link_class(class_java_util_HashMap))
+ vm_abort("linker_init: linking failed");
+
+# if defined(WITH_JAVA_RUNTIME_LIBRARY_OPENJDK)
if (!link_class(class_sun_reflect_MagicAccessorImpl))
vm_abort("linker_init: linking failed");
# endif
classinfo *cg;
classinfo *cs;
- cg = mg->class;
- cs = ms->class;
+ cg = mg->clazz;
+ cs = ms->clazz;
/* overriding a final method is illegal */
if ((ms->flags & ACC_METHOD_IMPLEMENTED) && ms->name != utf_init) {
do {
+
+#if defined(ENABLE_TLH)
+ if (mg->flags & ACC_METHOD_MONOMORPHY_USED) {
+ printf("%s/%s is evil! the siner is %s/%s\n", mg->clazz->name->text, mg->name->text,
+ ms->clazz->name->text, ms->name->text);
+ ms->flags |= ACC_METHOD_PARENT_MONOMORPHY_USED;
+ }
+#endif
+
if (mg->flags & ACC_METHOD_IMPLEMENTED) {
/* this adds another implementation */
MCOPY(am, im, methodinfo, 1);
am->vftblindex = (vftbllength++);
- am->class = c;
+ am->clazz = c;
am->flags |= ACC_MIRANDA;
noabstractmethod2:
(interfacetablelength - 1) * (interfacetablelength > 1));
c->vftbl = v;
- v->class = c;
+ v->clazz = c;
v->vftbllength = vftbllength;
v->interfacetablelength = interfacetablelength;
v->arraydesc = arraydesc;
if (!(f->flags & ACC_STATIC)) {
dsize = descriptor_typesize(f->parseddesc);
-#if defined(__I386__) || (defined(__ARM__) && !defined(__ARM_EABI__)) || (defined(__POWERPC__) && defined(__DARWIN__))
- /* On i386 and ARM we align double and s8 fields to
- 4-bytes. This matches what GCC does for struct
- members. We must do the same as gcc here because the
- offsets in native header structs like java_lang_Double
- must match the offsets of the Java fields
- (eg. java.lang.Double.value). */
+#if defined(__I386__) || (defined(__ARM__) && !defined(__ARM_EABI__)) || (defined(__POWERPC__) && defined(__DARWIN__)) || defined(__M68K__)
+ /* On some architectures and configurations we need to
+ align long (int64_t) and double fields to 4-bytes to
+ match what GCC does for struct members. We must do the
+ same as GCC here because the offsets in native header
+ structs like java_lang_Double must match the offsets of
+ the Java fields (eg. java.lang.Double.value). */
+
+# if LINKER_ALIGNMENT_LONG_DOUBLE != 4
+# error alignment of long and double is not 4
+# endif
c->instancesize = MEMORY_ALIGN(c->instancesize, 4);
#else
+
+# if LINKER_ALIGNMENT_LONG_DOUBLE != 8
+# error alignment of long and double is not 8
+# endif
+
c->instancesize = MEMORY_ALIGN(c->instancesize, dsize);
#endif
{
LOCK_MONITOR_ENTER(linker_classrenumber_lock);
-#if 0 && defined(ENABLE_THREADS) && !defined(DISABLE_GC)
- threads_stopworld();
-#endif
-
if (!(c->flags & ACC_INTERFACE)) {
c->nextsub = NULL;
c->sub = NULL;
linker_compute_class_values(class_java_lang_Object);
LOCK_MONITOR_EXIT(linker_classrenumber_lock);
-
-#if 0 && defined(ENABLE_THREADS) && !defined(DISABLE_GC)
- threads_startworld();
-#endif
}
projects / cacao.git / blobdiff