-/* vm/jit/stacktrace.h - header file for stacktrace generation
+/* src/vm/jit/stacktrace.h - header file for stacktrace generation
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
- M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
- P. Tomsich, J. Wenninger
+ 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
This file is part of CACAO.
Changes:
- $Id: stacktrace.h 1693 2004-12-06 12:30:35Z twisti $
+ $Id: stacktrace.h 3741 2005-11-22 23:07:41Z twisti $
*/
#ifndef _STACKTRACE_H
#define _STACKTRACE_H
+/* forward typedefs ***********************************************************/
+
+typedef struct exceptionentry exceptionentry;
+typedef struct stackframeinfo stackframeinfo;
+typedef struct stackTraceBuffer stackTraceBuffer;
+typedef struct stacktraceelement stacktraceelement;
+
+#include "config.h"
+#include "vm/types.h"
+
+#include "vm/method.h"
+
+
+/* exceptionentry **************************************************************
+
+ Datastructure which represents an exception entry in the exception
+ table residing in the data segment.
+
+*******************************************************************************/
+
+struct exceptionentry {
+ classinfo *catchtype;
+ void *handlerpc;
+ void *endpc;
+ void *startpc;
+};
+
+
+/* stackframeinfo **************************************************************
+
+ 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(USE_THREADS)
+#define STACKFRAMEINFO (stackframeinfo **) (&THREADINFO->_stackframeinfo)
+#else
+extern stackframeinfo *_no_threads_stackframeinfo;
+
+#define STACKFRAMEINFO (&_no_threads_stackframeinfo)
+#endif
+
+
+struct stacktraceelement {
+#if SIZEOF_VOID_P == 8
+ u8 linenumber;
+#else
+ u4 linenumber;
+#endif
+ methodinfo *method;
+};
+
+
+struct stackTraceBuffer {
+ s4 needsFree;
+ stacktraceelement *start;
+ s4 size;
+ s4 full;
+};
+
+
/* function prototypes ********************************************************/
-void cacao_stacktrace_NormalTrace(void **target);
-java_objectarray *cacao_createClassContextArray();
-java_objectheader *cacao_currentClassLoader();
+#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);
+
+java_objectheader *stacktrace_inline_arrayindexoutofboundsexception(u1 *pv,
+ u1 *sp,
+ u1 *ra,
+ u1 *xpc,
+ s4 index);
+
+java_objectheader *stacktrace_inline_arraystoreexception(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc);
+
+java_objectheader *stacktrace_inline_classcastexception(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc);
+
+java_objectheader *stacktrace_inline_nullpointerexception(u1 *pv, u1 *sp,
+ u1 *ra, u1 *xpc);
+
+
+/* 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);
+
+/* refill the stacktrace of an existing exception */
+java_objectheader *stacktrace_inline_fillInStackTrace(u1 *pv, u1 *sp, u1 *ra,
+ u1 *xpc);
+
+bool cacao_stacktrace_NormalTrace(void **target);
+java_objectarray *cacao_createClassContextArray(void);
+java_objectheader *cacao_currentClassLoader(void);
+java_objectarray *cacao_getStackForVMAccessController(void);
+
+void stacktrace_dump_trace(void);
+void stacktrace_print_trace(java_objectheader *xptr);
+
+/* machine dependent functions (code in ARCH_DIR/md.c) */
+u1 *md_stacktrace_get_returnaddress(u1 *sp, u4 framesize);
+
+#ifdef ENABLE_JVMTI
+typedef bool(*CacaoStackTraceCollector)(void **, stackTraceBuffer*);
+
+bool cacao_stacktrace_fillInStackTrace(void **target,
+ CacaoStackTraceCollector coll,
+ threadobject* thread);
+
+bool stackTraceCollector(void **target, stackTraceBuffer *buffer);
+#endif
#endif /* _STACKTRACE_H */
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