src/vm/jit/stacktrace.h

   1 /* src/vm/jit/stacktrace.h - header file for stacktrace generation
   2
   3    Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
   4    R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
   5    C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
   6    Institut f. Computersprachen - TU Wien
   7
   8    This file is part of CACAO.
   9
  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.
  14
  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.
  19
  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., 59 Temple Place - Suite 330, Boston, MA
  23    02111-1307, USA.
  24
  25    Contact: cacao@complang.tuwien.ac.at
  26
  27    Authors: Christian Thalinger
  28
  29    Changes:
  30
  31    $Id: stacktrace.h 3204 2005-09-17 11:15:13Z twisti $
  32
  33 */
  34
  35
  36 #ifndef _STACKTRACE_H
  37 #define _STACKTRACE_H
  38
  39 /* forward typedefs ***********************************************************/
  40
  41 typedef struct stackframeinfo stackframeinfo;
  42 typedef struct stackTraceBuffer stackTraceBuffer;
  43 typedef struct stacktraceelement stacktraceelement;
  44
  45 #include "config.h"
  46 #include "types.h"
  47
  48 #include "vm/method.h"
  49
  50
  51 /* stackframeinfo *************************************************************/
  52
  53 /* ATTENTION: Keep the number of elements of this structure even, to
  54    make sure that the stack keeps aligned (e.g. 16-bytes for x86_64) */
  55
  56 struct stackframeinfo {
  57         stackframeinfo *prev;               /* pointer to prev stackframeinfo     */
  58         methodinfo     *method;             /* methodinfo of current function     */
  59         u1             *pv;                 /* PV of current function             */
  60         u1             *sp;                 /* SP of parent Java function         */
  61         functionptr     ra;                 /* RA to parent Java function         */
  62         functionptr     xpc;                /* XPC (for inline stubs)             */
  63 };
  64
  65
  66 struct stacktraceelement {
  67 #if SIZEOF_VOID_P == 8
  68         u8          linenumber;
  69 #else
  70         u4          linenumber;
  71 #endif
  72         methodinfo *method;
  73 };
  74
  75
  76 struct stackTraceBuffer {
  77         s4                 needsFree;
  78         stacktraceelement *start;
  79         s4                 size;
  80         s4                 full;
  81 };
  82
  83
  84 /* function prototypes ********************************************************/
  85
  86 void stacktrace_create_inline_stackframeinfo(stackframeinfo *sfi, u1 *pv,
  87                                                                                          u1 *sp, functionptr ra,
  88                                                                                          functionptr xpc);
  89
  90 void stacktrace_create_extern_stackframeinfo(stackframeinfo *sfi, u1 *pv,
  91                                                                                          u1 *sp, functionptr ra,
  92                                                                                          functionptr xpc);
  93
  94 void stacktrace_create_native_stackframeinfo(stackframeinfo *sfi, u1 *pv,
  95                                                                                          u1 *sp, functionptr ra);
  96
  97 void stacktrace_remove_stackframeinfo(stackframeinfo *sfi);
  98
  99 /* inline exception creating functions */
 100 java_objectheader *stacktrace_inline_arithmeticexception(u1 *pv, u1 *sp,
 101                                                                                                                  functionptr ra,
 102                                                                                                                  functionptr xpc);
 103
 104 java_objectheader *stacktrace_inline_arrayindexoutofboundsexception(u1 *pv,
 105                                                                                                                                         u1 *sp,
 106                                                                                                                                         functionptr ra,
 107                                                                                                                                         functionptr xpc,
 108                                                                                                                                         s4 index);
 109
 110 java_objectheader *stacktrace_inline_arraystoreexception(u1 *pv, u1 *sp,
 111                                                                                                                  functionptr ra,
 112                                                                                                                  functionptr xpc);
 113
 114 java_objectheader *stacktrace_inline_classcastexception(u1 *pv, u1 *sp,
 115                                                                                                                 functionptr ra,
 116                                                                                                                 functionptr xpc);
 117
 118 java_objectheader *stacktrace_inline_negativearraysizeexception(u1 *pv, u1 *sp,
 119                                                                                                                                 functionptr ra,
 120                                                                                                                                 functionptr xpc);
 121
 122 java_objectheader *stacktrace_inline_nullpointerexception(u1 *pv, u1 *sp,
 123                                                                                                                   functionptr ra,
 124                                                                                                                   functionptr xpc);
 125
 126
 127 /* hardware exception creating functions */
 128 java_objectheader *stacktrace_hardware_arithmeticexception(u1 *pv, u1 *sp,
 129                                                                                                                    functionptr ra,
 130                                                                                                                    functionptr xpc);
 131
 132 java_objectheader *stacktrace_hardware_nullpointerexception(u1 *pv, u1 *sp,
 133                                                                                                                         functionptr ra,
 134                                                                                                                         functionptr xpc);
 135
 136 /* refill the stacktrace of an existing exception */
 137 java_objectheader *stacktrace_inline_fillInStackTrace(u1 *pv, u1 *sp,
 138                                                                                                           functionptr ra,
 139                                                                                                           functionptr xpc);
 140
 141 bool cacao_stacktrace_NormalTrace(void **target);
 142 java_objectarray *cacao_createClassContextArray(void);
 143 java_objectheader *cacao_currentClassLoader(void);
 144 methodinfo* cacao_callingMethod(void);
 145 java_objectarray *cacao_getStackForVMAccessController(void);
 146 void stacktrace_dump_trace(void);
 147
 148 /* machine dependent functions (code in ARCH_DIR/md.c) */
 149 functionptr md_stacktrace_get_returnaddress(u1 *sp, u4 framesize);
 150
 151 #endif /* _STACKTRACE_H */
 152
 153
 154 /*
 155  * These are local overrides for various environment variables in Emacs.
 156  * Please do not remove this and leave it at the end of the file, where
 157  * Emacs will automagically detect them.
 158  * ---------------------------------------------------------------------
 159  * Local variables:
 160  * mode: c
 161  * indent-tabs-mode: t
 162  * c-basic-offset: 4
 163  * tab-width: 4
 164  * End:
 165  */