/* src/vm/jit/stacktrace.h - header file for stacktrace generation
- 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
+ Copyright (C) 1996-2005, 2006 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA.
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
- Contact: cacao@complang.tuwien.ac.at
+ Contact: cacao@cacaojvm.org
Authors: Christian Thalinger
Changes:
- $Id: stacktrace.h 2360 2005-04-24 13:07:57Z jowenn $
+ $Id: stacktrace.h 5088 2006-07-08 20:16:05Z twisti $
*/
/* forward typedefs ***********************************************************/
-typedef struct native_stackframeinfo native_stackframeinfo;
-typedef struct stackTraceBuffer stackTraceBuffer;
-typedef struct stacktraceelement stacktraceelement;
+typedef struct stackframeinfo stackframeinfo;
+typedef struct stacktracebuffer stacktracebuffer;
+typedef struct stacktrace_entry stacktrace_entry;
+#include "config.h"
+#include "vm/types.h"
-#include "types.h"
-#include "arch.h"
#include "vm/method.h"
-struct native_stackframeinfo {
- void *oldThreadspecificHeadValue;
- void **addressOfThreadspecificHead;
- methodinfo *method;
-#ifdef __ALPHA__
- void *savedpv;
-#endif
- void *beginOfJavaStackframe; /*only used if != 0*/ /* on i386 and x86_64 this points to the return addres stored directly below the stackframe*/
- void *returnToFromNative;
+/* stackframeinfo **************************************************************
-#if 0
- void *returnFromNative;
- void *addrReturnFromNative;
- methodinfo *method;
- native_stackframeinfo *next;
- native_stackframeinfo *prev;
-#endif
+ ATTENTION: Keep the number of elements of this structure even, to
+ make sure that the stack keeps aligned (e.g. 16-bytes for x86_64).
+
+*******************************************************************************/
+
+struct stackframeinfo {
+ stackframeinfo *prev; /* pointer to prev stackframeinfo */
+ methodinfo *method; /* methodinfo of current function */
+ u1 *pv; /* PV of current function */
+ u1 *sp; /* SP of parent Java function */
+ u1 *ra; /* RA to parent Java function */
+ u1 *xpc; /* XPC (for inline stubs) */
};
+#if defined(ENABLE_THREADS)
+#define STACKFRAMEINFO (&(THREADOBJECT->_stackframeinfo))
+#else
+extern stackframeinfo *_no_threads_stackframeinfo;
+
+#define STACKFRAMEINFO (&_no_threads_stackframeinfo)
+#endif
+
-struct stacktraceelement {
-#if POINTERSIZE == 8
+/* stacktrace_entry ***********************************************************/
+
+struct stacktrace_entry {
+#if SIZEOF_VOID_P == 8
u8 linenumber;
#else
u4 linenumber;
};
-struct stackTraceBuffer {
- s4 needsFree;
- stacktraceelement *start;
- s4 size;
- s4 full;
+/* stacktracebuffer ***********************************************************/
+
+#define STACKTRACE_CAPACITY_DEFAULT 80
+#define STACKTRACE_CAPACITY_INCREMENT 80
+
+struct stacktracebuffer {
+ s4 capacity; /* size of the buffer */
+ s4 used; /* current entries in the buffer */
+ stacktrace_entry *entries; /* the actual entries */
};
/* function prototypes ********************************************************/
-void cacao_stacktrace_NormalTrace(void **target);
-java_objectarray *cacao_createClassContextArray();
-java_objectheader *cacao_currentClassLoader();
-methodinfo* cacao_callingMethod();
+#if defined(ENABLE_INTRP)
+void stacktrace_create_stackframeinfo(stackframeinfo *sfi, u1 *pv, u1 *sp,
+ u1 *ra);
+#endif
+
+void stacktrace_create_inline_stackframeinfo(stackframeinfo *sfi, u1 *pv,
+ u1 *sp, u1 *ra, u1 *xpc);
+
+void stacktrace_create_extern_stackframeinfo(stackframeinfo *sfi, u1 *pv,
+ u1 *sp, u1 *ra, u1 *xpc);
+
+void stacktrace_create_native_stackframeinfo(stackframeinfo *sfi, u1 *pv,
+ u1 *sp, u1 *ra);
+
+void stacktrace_remove_stackframeinfo(stackframeinfo *sfi);
+
+/* inline exception creating functions */
+java_objectheader *stacktrace_inline_arithmeticexception(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc);
+#define STACKTRACE_inline_arithmeticexception \
+ (functionptr) stacktrace_inline_arithmeticexception
+
+
+java_objectheader *stacktrace_inline_arrayindexoutofboundsexception(u1 *pv,
+ u1 *sp,
+ u1 *ra,
+ u1 *xpc,
+ s4 index);
+#define STACKTRACE_inline_arrayindexoutofboundsexception \
+ (functionptr) stacktrace_inline_arrayindexoutofboundsexception
+
+java_objectheader *stacktrace_inline_arraystoreexception(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc);
+#define STACKTRACE_inline_arraystoreexception \
+ (functionptr) stacktrace_inline_arraystoreexception
+
+java_objectheader *stacktrace_inline_classcastexception(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc,
+ java_objectheader *o);
+#define STACKTRACE_inline_classcastexception \
+ (functionptr) stacktrace_inline_classcastexception
+
+java_objectheader *stacktrace_inline_nullpointerexception(u1 *pv, u1 *sp,
+ u1 *ra, u1 *xpc);
+#define STACKTRACE_inline_nullpointerexception \
+ (functionptr) stacktrace_inline_nullpointerexception
+
+/* refill the stacktrace of an existing exception */
+java_objectheader *stacktrace_inline_fillInStackTrace(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc);
+#define STACKTRACE_inline_fillInStackTrace \
+ (functionptr) stacktrace_inline_fillInStackTrace
+
+
+/* hardware exception creating functions */
+java_objectheader *stacktrace_hardware_arithmeticexception(u1 *pv, u1 *sp,
+ u1 *ra, u1 *xpc);
+
+java_objectheader *stacktrace_hardware_nullpointerexception(u1 *pv, u1 *sp,
+ u1 *ra, u1 *xpc);
+
+
+stacktracebuffer *stacktrace_fillInStackTrace(void);
+java_objectarray *stacktrace_getClassContext(void);
+classinfo *stacktrace_getCurrentClass(void);
+java_objectarray *stacktrace_getStack(void);
+
+void stacktrace_dump_trace(void);
+void stacktrace_print_trace(java_objectheader *xptr);
+
+
+/* machine dependent functions (code in ARCH_DIR/md.c) */
+
+#if defined(ENABLE_JIT)
+u1 *md_stacktrace_get_returnaddress(u1 *sp, u4 framesize);
+#endif
+
+#if defined(ENABLE_INTRP)
+u1 *intrp_md_stacktrace_get_returnaddress(u1 *sp, u4 framesize);
+#endif
+
+#if defined(ENABLE_CYCLES_STATS)
+void stacktrace_print_cycles_stats(FILE *file);
+#endif
#endif /* _STACKTRACE_H */
projects / cacao.git / blobdiff