/* jit/jit.h - code generation header
- 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: Christian Thalinger
- $Id: jit.h 1274 2004-07-05 17:24:40Z twisti $
+ $Id: jit.h 1735 2004-12-07 14:33:27Z twisti $
*/
#ifndef _JIT_H
#define _JIT_H
-#include "toolbox/chain.h"
-#include "global.h"
-#include "builtin.h"
-#include "typeinfo.h"
-
-/**************************** resolve typedef-cycles **************************/
+/* resolve typedef cycles *****************************************************/
typedef struct stackelement stackelement;
typedef stackelement *stackptr;
typedef struct basicblock basicblock;
typedef struct instruction instruction;
typedef struct subroutineinfo subroutineinfo;
-typedef struct varinfo varinfo;
-typedef struct branchref branchref;
-typedef struct jumpref jumpref;
-typedef struct dataref dataref;
-typedef varinfo *varinfoptr;
-typedef struct linenumberref linenumberref;
+#include "toolbox/chain.h"
+#include "vm/global.h"
+#include "vm/builtin.h"
+#include "vm/jit/codegen.inc.h"
+#include "vm/jit/verify/typeinfo.h"
+
+
+/**************************** resolve typedef-cycles **************************/
+
/************************** stack element structure ***************************/
/* slot types */
struct stackelement {
stackptr prev; /* pointer to next element towards bottom */
- int type; /* slot type of stack element */
+ s4 type; /* slot type of stack element */
#ifdef CACAO_TYPECHECK
typeinfo typeinfo; /* info on reference types */
#endif
- int flags; /* flags (SAVED, INMEMORY) */
- int varkind; /* kind of variable or register */
- int varnum; /* number of variable */
- int regoff; /* register number or memory offset */
+ s4 flags; /* flags (SAVED, INMEMORY) */
+ s4 varkind; /* kind of variable or register */
+ s4 varnum; /* number of variable */
+ s4 regoff; /* register number or memory offset */
};
u2 line; /* line number in source file */
methodinfo *method; /* needed for inlining. can't be done on */
/* basic block level, since an inlined */
- /* function doesn't start necessarily start */
+ /* function doesn't necessarily start */
/* a new block */
};
#define BBTYPE_EXH 1 /* exception handler basic block type */
#define BBTYPE_SBR 2 /* subroutine basic block type */
-struct basicblock {
+
+struct basicblock {
int flags; /* used during stack analysis, init with -1 */
int type; /* basic block type (std, xhandler, subroutine*/
instruction *iinstr; /* pointer to intermediate code instructions */
int indepth; /* stack depth at begin of basic block */
int outdepth; /* stack depth end of basic block */
int pre_count; /* count of predecessor basic blocks */
- branchref *branchrefs; /* list of branches to be patched */
+ struct branchref *branchrefs; /* list of branches to be patched */
basicblock *next; /* used to build a BB list (instead of array) */
int lflags; /* used during loop copying, init with 0 */
};
-/************************* pseudo variable structure **************************/
-
-struct varinfo {
- int type; /* basic type of variable */
- int flags; /* flags (SAVED, INMEMORY) */
- int regoff; /* register number or memory offset */
-};
-
-
-/***************** forward references in branch instructions ******************/
-
-struct branchref {
- s4 branchpos; /* patching position in code segment */
- s4 reg; /* used for ArrayIndexOutOfBounds index reg */
- branchref *next; /* next element in branchref list */
-};
-
-
-/******************** forward references in tables ***************************/
-
-struct jumpref {
- s4 tablepos; /* patching position in data segment */
- basicblock *target; /* target basic block */
- jumpref *next; /* next element in jumpref list */
-};
-
-struct linenumberref {
- s4 tablepos; /* patching position in data segment */
- int targetmpc; /* machine code program counter of first instruction for given line*/
- u2 linenumber; /* line number, used for inserting into the table and for validty checking*/
- linenumberref *next; /* next element in linenumberref list */
-};
-
-
-struct dataref {
- u1 *pos; /* patching position in generated code */
- dataref *next; /* next element in dataref list */
-};
-
-
/********** op1 values for ACONST instructions ********************************/
#define ACONST_LOAD 0 /* ACONST_NULL or LDC instruction */
#define ICMD_SASTORECONST 211
+#define ICMD_INLINE_START 251 /* before the first instruction of an inlined method */
+#define ICMD_INLINE_END 252 /* after the last instruction of an inlined method */
#define ICMD_BUILTIN3 253 /* internal opcode */
#define ICMD_BUILTIN2 254 /* internal opcode */
#define ICMD_BUILTIN1 255 /* internal opcode */
/***************************** register info block ****************************/
-extern int nregdescint[]; /* description of integer registers */
-extern int nregdescfloat[]; /* description of floating point registers */
-
-extern int nreg_parammode;
-
-
extern int stackreq[256];
/* function prototypes */
-methodptr jit_compile (methodinfo *m); /* compile a method with jit compiler */
+functionptr jit_compile(methodinfo *m); /* compile a method with jit compiler */
void jit_init(); /* compiler initialisation */
void jit_close(); /* compiler finalisation */
+void compile_all_class_methods(classinfo *c);
+
u1 *createcompilerstub(methodinfo *m);
u1 *createnativestub(functionptr f, methodinfo *m);
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