/* src/vm/jit/code.h - codeinfo struct for representing compiled code
- 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.
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id$
-
*/
#ifndef _CODE_H
#define _CODE_H
-/* forward typedefs ***********************************************************/
+#include "config.h"
-typedef struct codeinfo codeinfo;
+#include <assert.h>
+#include <stdint.h>
-#include "config.h"
#include "vm/types.h"
+#include "toolbox/list.h"
+
#include "vm/global.h"
+#include "vm/jit/exceptiontable.h"
+#include "vm/jit/linenumbertable.h"
+#include "vm/jit/methodheader.h"
#include "vm/jit/replace.h"
#include "vmcore/method.h"
/* constants ******************************************************************/
-#define CODE_FLAG_INVALID 0x0001
-#define CODE_FLAG_LEAFMETHOD 0x0002
+#define CODE_FLAG_INVALID 0x0001
+#define CODE_FLAG_LEAFMETHOD 0x0002
+#define CODE_FLAG_SYNCHRONIZED 0x0004
+#define CODE_FLAG_TLH 0x0008
/* codeinfo *******************************************************************
methodinfo *m; /* method this is a realization of */
codeinfo *prev; /* previous codeinfo of this method */
- u4 codeflags; /* or of CODE_FLAG_ constants */
+ uint32_t flags; /* OR of CODE_FLAG_ constants */
u1 optlevel; /* optimization level of this code */
s4 basicblockcount; /* number of basic blocks */
+ int32_t synchronizedoffset; /* stack offset of synchronized obj. */
+
/* machine code */
u1 *mcode; /* pointer to machine code */
u1 *entrypoint; /* machine code entry point */
s4 mcodelength; /* length of generated machine code */
+ exceptiontable_t *exceptiontable;
+ linenumbertable_t *linenumbertable;
+
+ /* patcher list */
+ list_t *patchers;
+
/* replacement */
+ s4 stackframesize; /* size of the stackframe in slots */
+
#if defined(ENABLE_REPLACEMENT)
rplpoint *rplpoints; /* replacement points */
rplalloc *regalloc; /* register allocation info */
- u1 *replacementstubs; /* beginning of replacement stubs */
s4 rplpointcount; /* number of replacement points */
s4 globalcount; /* number of global allocations */
s4 regalloccount; /* number of total allocations */
s4 memuse; /* number of arg + local slots */
- s4 stackframesize; /* size of the stackframe in slots */
u1 savedintcount; /* number of callee saved int regs */
u1 savedfltcount; /* number of callee saved flt regs */
+# if defined(HAS_ADDRESS_REGISTER_FILE)
+ u1 savedadrcount; /* number of callee saved adr regs */
+# endif
u1 *savedmcode; /* saved code under patches */
-#endif /* defined(ENABLE_REPLACEMENT) */
+#endif
+#if defined(ENABLE_PROFILING)
u4 frequency; /* number of method invocations */
u4 *bbfrequency;
s8 cycles; /* number of cpu cycles */
+#endif
};
-/* macros *********************************************************************/
+/* inline functions ***********************************************************/
+
+/* code_xxx_invalid ************************************************************
+
+ Functions for CODE_FLAG_INVALID.
+
+*******************************************************************************/
+
+inline static int code_is_invalid(codeinfo *code)
+{
+ return (code->flags & CODE_FLAG_INVALID);
+}
+
+inline static void code_flag_invalid(codeinfo *code)
+{
+ code->flags |= CODE_FLAG_INVALID;
+}
+
+inline static void code_unflag_invalid(codeinfo *code)
+{
+ code->flags &= ~CODE_FLAG_INVALID;
+}
+
+
+/* code_xxx_leafmethod *********************************************************
+
+ Functions for CODE_FLAG_LEAFMETHOD.
+
+*******************************************************************************/
+
+inline static int code_is_leafmethod(codeinfo *code)
+{
+ return (code->flags & CODE_FLAG_LEAFMETHOD);
+}
+
+inline static void code_flag_leafmethod(codeinfo *code)
+{
+ code->flags |= CODE_FLAG_LEAFMETHOD;
+}
+
+inline static void code_unflag_leafmethod(codeinfo *code)
+{
+ code->flags &= ~CODE_FLAG_LEAFMETHOD;
+}
+
+
+/* code_xxx_synchronized *******************************************************
+
+ Functions for CODE_FLAG_SYNCHRONIZED.
+
+*******************************************************************************/
+
+inline static int code_is_synchronized(codeinfo *code)
+{
+ return (code->flags & CODE_FLAG_SYNCHRONIZED);
+}
+
+inline static void code_flag_synchronized(codeinfo *code)
+{
+ code->flags |= CODE_FLAG_SYNCHRONIZED;
+}
-#define CODE_IS_VALID(code) (!((code)->codeflags & CODE_FLAG_INVALID))
-#define CODE_IS_INVALID(code) ((code)->codeflags & CODE_FLAG_INVALID)
-#define CODE_IS_LEAFMETHOD(code) ((code)->codeflags & CODE_FLAG_LEAFMETHOD)
+inline static void code_unflag_synchronized(codeinfo *code)
+{
+ code->flags &= ~CODE_FLAG_SYNCHRONIZED;
+}
-#define CODE_SETFLAG_INVALID(code) \
- ((code)->codeflags |= CODE_FLAG_INVALID)
-#define CODE_SETFLAG_LEAFMETHOD(code) \
- ((code)->codeflags |= CODE_FLAG_LEAFMETHOD)
+
+/* code_get_codeinfo_for_pv ****************************************************
+
+ Return the codeinfo for the given PV.
+
+ IN:
+ pv...............PV
+
+ RETURN VALUE:
+ the codeinfo *
+
+*******************************************************************************/
+
+inline static codeinfo *code_get_codeinfo_for_pv(void *pv)
+{
+ codeinfo *code;
+
+ assert(pv != NULL);
+
+ code = *((codeinfo **) (((uintptr_t) pv) + CodeinfoPointer));
+
+ return code;
+}
/* function prototypes ********************************************************/
-bool code_init(void);
+void code_init(void);
codeinfo *code_codeinfo_new(methodinfo *m);
void code_codeinfo_free(codeinfo *code);
-codeinfo *code_find_codeinfo_for_pc(u1 *pc);
+codeinfo *code_find_codeinfo_for_pc(void *pc);
+codeinfo *code_find_codeinfo_for_pc_nocheck(void *pc);
+
+methodinfo *code_get_methodinfo_for_pv(void *pv);
#if defined(ENABLE_REPLACEMENT)
int code_get_sync_slot_count(codeinfo *code);
-int code_get_stack_frame_size(codeinfo *code);
#endif /* defined(ENABLE_REPLACEMENT) */
void code_free_code_of_method(methodinfo *m);
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