1 /* src/vm/jit/jit.h - code generation header
3 Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
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.
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.
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., 51 Franklin Street, Fifth Floor, Boston, MA
25 Contact: cacao@cacaojvm.org
27 Authors: Andreas Krall
30 Changes: Christian Thalinger
33 $Id: jit.h 5210 2006-08-07 11:10:01Z twisti $
41 /* forward typedefs ***********************************************************/
43 typedef struct jitdata jitdata;
44 typedef struct stackelement stackelement;
45 typedef stackelement *stackptr;
46 typedef struct basicblock basicblock;
47 typedef struct branchref branchref;
48 typedef struct instruction instruction;
49 typedef struct new_instruction new_instruction;
50 typedef struct insinfo_inline insinfo_inline;
56 #include "toolbox/chain.h"
57 #include "vm/global.h"
58 #include "vm/method.h"
59 #include "vm/references.h"
60 #include "vm/resolve.h"
61 #include "vm/statistics.h"
62 #include "vm/jit/codegen-common.h"
63 #include "vm/jit/reg.h"
64 #include "vm/jit/stacktrace.h"
66 #if defined(ENABLE_INLINING)
67 # include "vm/jit/inline/inline.h"
70 #if defined(ENABLE_LOOP)
71 # include "vm/jit/loop/loop.h"
74 #include "vm/jit/verify/typeinfo.h"
77 /* common jit/codegen macros **************************************************/
79 #if defined(ENABLE_STATISTICS)
80 # define COUNT(x) (x)++
81 # define COUNT_SPILLS count_spills++
83 # define COUNT(x) /* nothing */
84 # define COUNT_SPILLS /* nothing */
88 /* jitdata ********************************************************************/
91 methodinfo *m; /* methodinfo of the method compiled */
95 #if defined(ENABLE_LOOP)
99 u4 flags; /* contains JIT compiler flags */
100 bool isleafmethod; /* does method call subroutines */
102 new_instruction *new_instructions;
103 basicblock *new_basicblocks;
104 s4 *new_basicblockindex;
105 stackelement *new_stack;
106 s4 new_instructioncount;
107 s4 new_basicblockcount;
110 registerdata *new_rd;
114 #define JITDATA_FLAG_PARSE 0x00000001
115 #define JITDATA_FLAG_VERIFY 0x00000002
117 #define JITDATA_FLAG_INSTRUMENT 0x00000004
119 #define JITDATA_FLAG_IFCONV 0x00000008
120 #define JITDATA_FLAG_REORDER 0x00000010
122 #define JITDATA_FLAG_SHOWINTERMEDIATE 0x20000000
123 #define JITDATA_FLAG_SHOWDISASSEMBLE 0x40000000
124 #define JITDATA_FLAG_VERBOSECALL 0x80000000
127 #define JITDATA_HAS_FLAG_PARSE(jd) \
128 ((jd)->flags & JITDATA_FLAG_PARSE)
130 #define JITDATA_HAS_FLAG_VERIFY(jd) \
131 ((jd)->flags & JITDATA_FLAG_VERIFY)
133 #define JITDATA_HAS_FLAG_INSTRUMENT(jd) \
134 ((jd)->flags & JITDATA_FLAG_INSTRUMENT)
136 #define JITDATA_HAS_FLAG_IFCONV(jd) \
137 ((jd)->flags & JITDATA_FLAG_IFCONV)
139 #define JITDATA_HAS_FLAG_REORDER(jd) \
140 ((jd)->flags & JITDATA_FLAG_REORDER)
142 #define JITDATA_HAS_FLAG_SHOWINTERMEDIATE(jd) \
143 ((jd)->flags & JITDATA_FLAG_SHOWINTERMEDIATE)
145 #define JITDATA_HAS_FLAG_SHOWDISASSEMBLE(jd) \
146 ((jd)->flags & JITDATA_FLAG_SHOWDISASSEMBLE)
148 #define JITDATA_HAS_FLAG_VERBOSECALL(jd) \
149 ((jd)->flags & JITDATA_FLAG_VERBOSECALL)
152 /************************** stack element structure ***************************/
156 #define SAVEDVAR 1 /* variable has to survive method invocations */
157 #define INMEMORY 2 /* variable stored in memory */
158 #define SAVEDTMP 4 /* temporary variable using a saved register */
159 #define TMPARG 8 /* temporary variable using a arg register */
160 #define STCOPY 16 /* there is another stackslot alive "below" */
161 /* using the same register/memory location */
162 #define STKEEP 32 /* to prevent reg_mark_copy to free this */
167 #define UNDEFVAR 0 /* stack slot will become temp during regalloc*/
168 #define TEMPVAR 1 /* stack slot is temp register */
169 #define STACKVAR 2 /* stack slot is numbered stack slot */
170 #define LOCALVAR 3 /* stack slot is local variable */
171 #define ARGVAR 4 /* stack slot is argument variable */
174 struct stackelement {
175 stackptr prev; /* pointer to next element towards bottom */
176 s4 type; /* slot type of stack element */
177 #ifdef ENABLE_VERIFIER
178 typeinfo typeinfo; /* info on reference types */
180 s4 flags; /* flags (SAVED, INMEMORY) */
181 s4 varkind; /* kind of variable or register */
182 s4 varnum; /* number of variable */
183 s4 regoff; /* register number or memory offset */
187 /**************************** instruction structure ***************************/
189 /* branch_target_t: used in TABLESWITCH tables */
192 s4 insindex; /* used between parse and stack */
193 basicblock *block; /* used from stack analysis onwards */
196 /* lookup_target_t: used in LOOKUPSWITCH tables */
199 s4 value; /* case value */
200 branch_target_t target; /* branch target, see above */
216 classref_or_classinfo c;
217 unresolved_class *uc;
218 ptrint constval; /* for PUT*CONST */
219 s4 tablelow; /* for TABLESWITCH */
220 u4 lookupcount; /* for LOOKUPSWITCH */
228 classref_or_classinfo c;
229 constant_FMIref *fmiref;
230 unresolved_method *um;
231 unresolved_field *uf;
232 insinfo_inline *inlineinfo; /* for INLINE_START/END */
233 s4 tablehigh; /* for TABLESWITCH */
234 branch_target_t lookupdefault; /* for LOOKUPSWITCH */
235 branch_target_t jsrtarget; /* for JSR */
236 struct builtintable_entry *bte;
239 /*** val operand ***/
247 java_objectheader *stringconst; /* for ACONST with string */
248 classref_or_classinfo c; /* for ACONST with class */
251 /*** dst operand ***/
256 basicblock *block; /* valid after stack analysis */
257 branch_target_t *table; /* for TABLESWITCH */
258 lookup_target_t *lookup; /* for LOOKUPSWITCH */
259 s4 insindex; /* used between parse and stack */
260 stackptr *dupslots; /* for SWAP, DUP* except DUP */
263 /*** flags (32 bits) ***/
265 #define INS_FLAG_UNRESOLVED 0x01 /* contains unresolved field/meth/class*/
266 #define INS_FLAG_CLASS 0x02 /* for ACONST with class */
267 #define INS_FLAG_ARRAY 0x04 /* for CHECKCAST/INSTANCEOF with array */
268 #define INS_FLAG_NOCHECK 0x08
272 struct { /* fields: */
275 u1 type; /* TYPE_* constant for fields */
276 u1 argcount; /* XXX does u1 suffice? */
277 /* for MULTIANEWARRAY and */
279 } f; /* XXX these could be made smaller */
280 /* only MULTIANEWARRAY needs the argcount */
284 bool unresolved:1; /* field/method is unresolved */
285 bool nocheck :1; /* don't check array access */
286 bool branch :1; /* branch to dst.target */
297 /*** instruction ***/
299 /* The new instruction format for the intermediate representation: */
301 struct new_instruction {
303 u2 line; /* line number */
304 #if SIZEOF_VOID_P == 8
305 flags_operand_t flags; /* 4 bytes */
307 s1_operand_t s1; /* pointer-size */
310 s2_operand_t s2; /* pointer-size */
311 s3_operand_t s3; /* pointer-size */
313 val_operand_t val; /* long-size */
315 dst_operand_t dst; /* pointer-size */
316 #if SIZEOF_VOID_P == 4
317 flags_operand_t flags; /* 4 bytes */
321 /* XXX This instruction format will become obsolete. */
324 stackptr dst; /* stack index of destination operand stack */
325 u2 opc; /* opcode of intermediate code command */
326 s4 op1; /* first operand, usually variable number */
327 imm_union val; /* immediate constant */
328 void *target; /* used for targets of branches and jumps */
329 /* and as address for list of targets for */
331 u2 line; /* line number in source file */
334 #define INSTRUCTION_IS_RESOLVED(iptr) \
335 (!((ptrint)(iptr)->target & 0x01)) /* XXX target used temporarily as flag */
337 #define INSTRUCTION_IS_UNRESOLVED(iptr) \
338 ((ptrint)(iptr)->target & 0x01) /* XXX target used temporarily as flag */
340 #define NEW_INSTRUCTION_GET_FIELDREF(iptr,fref) \
342 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
343 fref = iptr->sx.s23.s3.uf->fieldref; \
345 fref = iptr->sx.s23.s3.fmiref; \
348 #define INSTRUCTION_GET_FIELDREF(iptr,fref) \
350 if (INSTRUCTION_IS_UNRESOLVED(iptr)) \
351 fref = ((unresolved_field *) (iptr)->val.a)->fieldref; \
353 fref = ((constant_FMIref *)(iptr)->val.a); \
356 #define NEW_INSTRUCTION_GET_METHODREF(iptr,mref) \
358 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
359 mref = iptr->sx.s23.s3.um->methodref; \
361 mref = iptr->sx.s23.s3.fmiref; \
364 #define INSTRUCTION_GET_METHODREF(iptr,mref) \
366 if (INSTRUCTION_IS_UNRESOLVED(iptr)) \
367 mref = ((unresolved_method *) (iptr)->val.a)->methodref; \
369 mref = ((constant_FMIref *)(iptr)->val.a); \
372 #define INSTRUCTION_GET_FIELDDESC(iptr,fd) \
374 if (INSTRUCTION_IS_UNRESOLVED(iptr)) \
375 fd = ((unresolved_field *)(iptr)->val.a)->fieldref->parseddesc.fd; \
377 fd = ((constant_FMIref *)(iptr)->val.a)->parseddesc.fd; \
380 #define NEW_INSTRUCTION_GET_METHODDESC(iptr, md) \
382 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
383 md = iptr->sx.s23.s3.um->methodref->parseddesc.md; \
385 md = iptr->sx.s23.s3.fmiref->parseddesc.md; \
388 #define INSTRUCTION_GET_METHODDESC(iptr,md) \
390 if (INSTRUCTION_IS_UNRESOLVED(iptr)) \
391 md = ((unresolved_method *) (iptr)->val.a)->methodref->parseddesc.md; \
393 md = ((constant_FMIref *)(iptr)->val.a)->parseddesc.md; \
396 #define INSTRUCTION_UNRESOLVED_CLASS(iptr) \
397 ((unresolved_class *) (iptr)->val.a)
399 #define INSTRUCTION_UNRESOLVED_METHOD(iptr) \
400 ((unresolved_method *) (iptr)->val.a)
402 #define INSTRUCTION_UNRESOLVED_FIELD(iptr) \
403 ((unresolved_field *) (iptr)->val.a)
405 #define INSTRUCTION_RESOLVED_FMIREF(iptr) \
406 ((constant_FMIref *)(iptr)->val.a)
408 #define INSTRUCTION_RESOLVED_FIELDINFO(iptr) \
409 (INSTRUCTION_RESOLVED_FMIREF(iptr)->p.field)
411 #define INSTRUCTION_RESOLVED_METHODINFO(iptr) \
412 (INSTRUCTION_RESOLVED_FMIREF(iptr)->p.method)
414 #define INSTRUCTION_PUTCONST_TYPE(iptr) \
417 #define INSTRUCTION_PUTCONST_VALUE_ADR(iptr) \
420 #define INSTRUCTION_PUTCONST_FIELDINFO(iptr) \
421 ((fieldinfo *)((iptr)[1].val.a))
423 #define INSTRUCTION_PUTCONST_FIELDINFO_PTR(iptr) \
424 ((fieldinfo **) &((iptr)[1].val.a))
426 #define INSTRUCTION_PUTCONST_FIELDREF(iptr) \
427 ((unresolved_field *)((iptr)[1].target))
429 /* for ICMD_ACONST */
431 #define ICMD_ACONST_IS_CLASS(iptr) \
432 ((ptrint)(iptr)->target & 0x02) /* XXX target used temporarily as flag */
434 #define ICMD_ACONST_CLASSREF_OR_CLASSINFO(iptr) \
435 (CLASSREF_OR_CLASSINFO((iptr)->val.a))
437 #define ICMD_ACONST_RESOLVED_CLASSINFO(iptr) \
438 ((classinfo *) (iptr)->val.a)
440 #define ICMD_ACONST_UNRESOLVED_CLASSREF(iptr) \
441 ((constant_classref *) (iptr)->val.a)
444 /* additional info structs for special instructions ***************************/
446 /* for ICMD_INLINE_START and ICMD_INLINE_END */
448 struct insinfo_inline {
449 methodinfo *method; /* the inlined method starting/ending here */
450 methodinfo *outer; /* the outer method suspended/resumed here */
451 s4 startmpc; /* machine code offset of start of inlining */
452 s4 synclocal; /* local index used for synchronization */
453 bool synchronize; /* true if synchronization is needed */
456 /* basicblock *****************************************************************/
465 #define BBTYPECHECK_UNDEF 2
466 #define BBTYPECHECK_REACHED 3
468 #define BBTYPE_STD 0 /* standard basic block type */
469 #define BBTYPE_EXH 1 /* exception handler basic block type */
470 #define BBTYPE_SBR 2 /* subroutine basic block type */
472 #define BBFLAG_REPLACEMENT 0x01 /* put a replacement point at the start */
474 /* XXX basicblock wastes quite a lot of memory by having four flag fields */
475 /* (flags, bitflags, type and lflags). Probably the last three could be */
476 /* combined without loss of efficiency. The first one could be combined with */
477 /* the others by using bitfields. */
480 s4 debug_nr; /* basic block number */
481 s4 flags; /* used during stack analysis, init with -1 */
482 s4 bitflags; /* OR of BBFLAG_... constants, init with 0 */
483 s4 type; /* basic block type (std, xhandler, subroutine*/
484 instruction *iinstr; /* pointer to intermediate code instructions */
485 s4 icount; /* number of intermediate code instructions */
486 s4 mpc; /* machine code pc at start of block */
487 stackptr instack; /* stack at begin of basic block */
488 stackptr outstack; /* stack at end of basic block */
489 s4 indepth; /* stack depth at begin of basic block */
490 s4 outdepth; /* stack depth end of basic block */
494 basicblock **predecessors; /* array of predecessor basic blocks */
495 basicblock **successors; /* array of successor basic blocks */
497 branchref *branchrefs; /* list of branches to be patched */
499 basicblock *next; /* used to build a BB list (instead of array) */
500 s4 lflags; /* used during loop copying, init with 0 */
501 basicblock *copied_to; /* points to the copy of this basic block */
502 /* when loop nodes are copied */
503 stackptr stack; /* start of stack array for this block */
504 /* (see doc/stack.txt) */
505 methodinfo *method; /* method this block belongs to */
509 /* Macro for initializing newly allocated basic block's. It does not
510 need to zero fields, as we zero out the whole basic block array. */
512 #define BASICBLOCK_INIT(bptr,m) \
516 bptr->type = BBTYPE_STD; \
517 bptr->method = (m); \
518 bptr->debug_nr = (m)->c_debug_nr++; \
522 /* branchref *****************************************************************/
525 s4 branchpos; /* patching position in code segment */
526 branchref *next; /* next element in branchref list */
530 /********** op1 values for ACONST instructions ********************************/
532 #define ACONST_LOAD 0 /* ACONST_NULL or LDC instruction */
533 #define ACONST_BUILTIN 1 /* constant argument for a builtin function call */
536 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
538 extern char *icmd_names[256];
539 extern char *opcode_names[256];
540 extern int jcommandsize[256];
545 #define JAVA_ACONST_NULL 1
546 #define ICMD_ACONST 1 /* val.a = constant */
548 #define JAVA_ICONST_M1 2
549 #define ICMD_CHECKNULL 2
551 #define JAVA_ICONST_0 3
552 #define ICMD_ICONST 3 /* val.i = constant */
554 #define JAVA_ICONST_1 4
555 #define ICMD_CHECKNULL_POP 4
557 #define JAVA_ICONST_2 5
558 #define ICMD_IDIVPOW2 5 /* val.i = constant */
560 #define JAVA_ICONST_3 6
561 #define ICMD_LDIVPOW2 6 /* val.l = constant */
563 #define JAVA_ICONST_4 7
565 #define JAVA_ICONST_5 8
567 #define JAVA_LCONST_0 9
568 #define ICMD_LCONST 9 /* val.l = constant */
570 #define JAVA_LCONST_1 10
571 #define ICMD_LCMPCONST 10 /* val.l = constant */
573 #define JAVA_FCONST_0 11
574 #define ICMD_FCONST 11 /* val.f = constant */
576 #define JAVA_FCONST_1 12
578 #define JAVA_FCONST_2 13
580 #define JAVA_DCONST_0 14
581 #define ICMD_DCONST 14 /* val.d = constant */
583 #define JAVA_DCONST_1 15
585 #define JAVA_BIPUSH 16
587 #define JAVA_SIPUSH 17
593 #define JAVA_LDC2W 20
595 /* order of LOAD instructions must be */
596 /* equal to order of TYPE_* defines */
597 #define JAVA_ILOAD 21
598 #define ICMD_ILOAD 21 /* op1 = local variable */
600 #define JAVA_LLOAD 22
601 #define ICMD_LLOAD 22 /* op1 = local variable */
603 #define JAVA_FLOAD 23
604 #define ICMD_FLOAD 23 /* op1 = local variable */
606 #define JAVA_DLOAD 24
607 #define ICMD_DLOAD 24 /* op1 = local variable */
609 #define JAVA_ALOAD 25
610 #define ICMD_ALOAD 25 /* op1 = local variable */
612 #define JAVA_ILOAD_0 26
613 #define ICMD_IADDCONST 26 /* val.i = constant */
615 #define JAVA_ILOAD_1 27
616 #define ICMD_ISUBCONST 27 /* val.i = constant */
618 #define JAVA_ILOAD_2 28
619 #define ICMD_IMULCONST 28 /* val.i = constant */
621 #define JAVA_ILOAD_3 29
622 #define ICMD_IANDCONST 29 /* val.i = constant */
624 #define JAVA_LLOAD_0 30
625 #define ICMD_IORCONST 30 /* val.i = constant */
627 #define JAVA_LLOAD_1 31
628 #define ICMD_IXORCONST 31 /* val.i = constant */
630 #define JAVA_LLOAD_2 32
631 #define ICMD_ISHLCONST 32 /* val.i = constant */
633 #define JAVA_LLOAD_3 33
634 #define ICMD_ISHRCONST 33 /* val.i = constant */
636 #define JAVA_FLOAD_0 34
637 #define ICMD_IUSHRCONST 34 /* val.i = constant */
639 #define JAVA_FLOAD_1 35
640 #define ICMD_IREMPOW2 35 /* val.i = constant */
642 #define JAVA_FLOAD_2 36
643 #define ICMD_LADDCONST 36 /* val.l = constant */
645 #define JAVA_FLOAD_3 37
646 #define ICMD_LSUBCONST 37 /* val.l = constant */
648 #define JAVA_DLOAD_0 38
649 #define ICMD_LMULCONST 38 /* val.l = constant */
651 #define JAVA_DLOAD_1 39
652 #define ICMD_LANDCONST 39 /* val.l = constant */
654 #define JAVA_DLOAD_2 40
655 #define ICMD_LORCONST 40 /* val.l = constant */
657 #define JAVA_DLOAD_3 41
658 #define ICMD_LXORCONST 41 /* val.l = constant */
660 #define JAVA_ALOAD_0 42
661 #define ICMD_LSHLCONST 42 /* val.l = constant */
663 #define JAVA_ALOAD_1 43
664 #define ICMD_LSHRCONST 43 /* val.l = constant */
666 #define JAVA_ALOAD_2 44
667 #define ICMD_LUSHRCONST 44 /* val.l = constant */
669 #define JAVA_ALOAD_3 45
670 #define ICMD_LREMPOW2 45 /* val.l = constant */
672 #define JAVA_IALOAD 46
673 #define ICMD_IALOAD 46
675 #define JAVA_LALOAD 47
676 #define ICMD_LALOAD 47
678 #define JAVA_FALOAD 48
679 #define ICMD_FALOAD 48
681 #define JAVA_DALOAD 49
682 #define ICMD_DALOAD 49
684 #define JAVA_AALOAD 50
685 #define ICMD_AALOAD 50
687 #define JAVA_BALOAD 51
688 #define ICMD_BALOAD 51
690 #define JAVA_CALOAD 52
691 #define ICMD_CALOAD 52
693 #define JAVA_SALOAD 53
694 #define ICMD_SALOAD 53
696 /* order of STORE instructions must be*/
697 /* equal to order of TYPE_* defines */
698 #define JAVA_ISTORE 54
699 #define ICMD_ISTORE 54 /* op1 = local variable */
701 #define JAVA_LSTORE 55
702 #define ICMD_LSTORE 55 /* op1 = local variable */
704 #define JAVA_FSTORE 56
705 #define ICMD_FSTORE 56 /* op1 = local variable */
707 #define JAVA_DSTORE 57
708 #define ICMD_DSTORE 57 /* op1 = local variable */
710 #define JAVA_ASTORE 58
711 #define ICMD_ASTORE 58 /* op1 = local variable */
713 #define JAVA_ISTORE_0 59
714 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
716 #define JAVA_ISTORE_1 60
717 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
719 #define JAVA_ISTORE_2 61
720 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
722 #define JAVA_ISTORE_3 62
723 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
725 #define JAVA_LSTORE_0 63
726 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
728 #define JAVA_LSTORE_1 64
729 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
731 #define JAVA_LSTORE_2 65
732 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
734 #define JAVA_LSTORE_3 66
735 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
737 #define JAVA_FSTORE_0 67
738 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
740 #define JAVA_FSTORE_1 68
741 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
743 #define JAVA_FSTORE_2 69
744 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
746 #define JAVA_FSTORE_3 70
747 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
749 #define JAVA_DSTORE_0 71
751 #define JAVA_DSTORE_1 72
753 #define JAVA_DSTORE_2 73
755 #define JAVA_DSTORE_3 74
757 #define JAVA_ASTORE_0 75
759 #define JAVA_ASTORE_1 76
761 #define JAVA_ASTORE_2 77
763 #define JAVA_ASTORE_3 78
765 #define JAVA_IASTORE 79
766 #define ICMD_IASTORE 79
768 #define JAVA_LASTORE 80
769 #define ICMD_LASTORE 80
771 #define JAVA_FASTORE 81
772 #define ICMD_FASTORE 81
774 #define JAVA_DASTORE 82
775 #define ICMD_DASTORE 82
777 #define JAVA_AASTORE 83
778 #define ICMD_AASTORE 83
780 #define JAVA_BASTORE 84
781 #define ICMD_BASTORE 84
783 #define JAVA_CASTORE 85
784 #define ICMD_CASTORE 85
786 #define JAVA_SASTORE 86
787 #define ICMD_SASTORE 86
798 #define JAVA_DUP_X1 90
799 #define ICMD_DUP_X1 90
801 #define JAVA_DUP_X2 91
802 #define ICMD_DUP_X2 91
807 #define JAVA_DUP2_X1 93
808 #define ICMD_DUP2_X1 93
810 #define JAVA_DUP2_X2 94
811 #define ICMD_DUP2_X2 94
828 #define JAVA_ISUB 100
829 #define ICMD_ISUB 100
831 #define JAVA_LSUB 101
832 #define ICMD_LSUB 101
834 #define JAVA_FSUB 102
835 #define ICMD_FSUB 102
837 #define JAVA_DSUB 103
838 #define ICMD_DSUB 103
840 #define JAVA_IMUL 104
841 #define ICMD_IMUL 104
843 #define JAVA_LMUL 105
844 #define ICMD_LMUL 105
846 #define JAVA_FMUL 106
847 #define ICMD_FMUL 106
849 #define JAVA_DMUL 107
850 #define ICMD_DMUL 107
852 #define JAVA_IDIV 108
853 #define ICMD_IDIV 108
855 #define JAVA_LDIV 109
856 #define ICMD_LDIV 109
858 #define JAVA_FDIV 110
859 #define ICMD_FDIV 110
861 #define JAVA_DDIV 111
862 #define ICMD_DDIV 111
864 #define JAVA_IREM 112
865 #define ICMD_IREM 112
867 #define JAVA_LREM 113
868 #define ICMD_LREM 113
870 #define JAVA_FREM 114
871 #define ICMD_FREM 114
873 #define JAVA_DREM 115
874 #define ICMD_DREM 115
876 #define JAVA_INEG 116
877 #define ICMD_INEG 116
879 #define JAVA_LNEG 117
880 #define ICMD_LNEG 117
882 #define JAVA_FNEG 118
883 #define ICMD_FNEG 118
885 #define JAVA_DNEG 119
886 #define ICMD_DNEG 119
888 #define JAVA_ISHL 120
889 #define ICMD_ISHL 120
891 #define JAVA_LSHL 121
892 #define ICMD_LSHL 121
894 #define JAVA_ISHR 122
895 #define ICMD_ISHR 122
897 #define JAVA_LSHR 123
898 #define ICMD_LSHR 123
900 #define JAVA_IUSHR 124
901 #define ICMD_IUSHR 124
903 #define JAVA_LUSHR 125
904 #define ICMD_LUSHR 125
906 #define JAVA_IAND 126
907 #define ICMD_IAND 126
909 #define JAVA_LAND 127
910 #define ICMD_LAND 127
918 #define JAVA_IXOR 130
919 #define ICMD_IXOR 130
921 #define JAVA_LXOR 131
922 #define ICMD_LXOR 131
924 #define JAVA_IINC 132
925 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
963 #define JAVA_INT2BYTE 145
964 #define ICMD_INT2BYTE 145
966 #define JAVA_INT2CHAR 146
967 #define ICMD_INT2CHAR 146
969 #define JAVA_INT2SHORT 147
970 #define ICMD_INT2SHORT 147
972 #define JAVA_LCMP 148
973 #define ICMD_LCMP 148
975 #define JAVA_FCMPL 149
976 #define ICMD_FCMPL 149
978 #define JAVA_FCMPG 150
979 #define ICMD_FCMPG 150
981 #define JAVA_DCMPL 151
982 #define ICMD_DCMPL 151
984 #define JAVA_DCMPG 152
985 #define ICMD_DCMPG 152
987 #define JAVA_IFEQ 153
988 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
990 #define JAVA_IFNE 154
991 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
993 #define JAVA_IFLT 155
994 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
996 #define JAVA_IFGE 156
997 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
999 #define JAVA_IFGT 157
1000 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
1002 #define JAVA_IFLE 158
1003 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
1005 #define JAVA_IF_ICMPEQ 159
1006 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
1008 #define JAVA_IF_ICMPNE 160
1009 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
1011 #define JAVA_IF_ICMPLT 161
1012 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
1014 #define JAVA_IF_ICMPGE 162
1015 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
1017 #define JAVA_IF_ICMPGT 163
1018 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
1020 #define JAVA_IF_ICMPLE 164
1021 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
1023 #define JAVA_IF_ACMPEQ 165
1024 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
1026 #define JAVA_IF_ACMPNE 166
1027 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
1029 #define JAVA_GOTO 167
1030 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
1032 #define JAVA_JSR 168
1033 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
1035 #define JAVA_RET 169
1036 #define ICMD_RET 169 /* op1 = local variable */
1038 #define JAVA_TABLESWITCH 170
1039 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
1040 /* length must be computed */
1041 #define JAVA_LOOKUPSWITCH 171
1042 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
1043 /* length must be computed */
1044 #define JAVA_IRETURN 172
1045 #define ICMD_IRETURN 172
1047 #define JAVA_LRETURN 173
1048 #define ICMD_LRETURN 173
1050 #define JAVA_FRETURN 174
1051 #define ICMD_FRETURN 174
1053 #define JAVA_DRETURN 175
1054 #define ICMD_DRETURN 175
1056 #define JAVA_ARETURN 176
1057 #define ICMD_ARETURN 176
1059 #define JAVA_RETURN 177
1060 #define ICMD_RETURN 177
1062 #define JAVA_GETSTATIC 178
1063 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
1065 #define JAVA_PUTSTATIC 179
1066 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
1068 #define JAVA_GETFIELD 180
1069 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
1071 #define JAVA_PUTFIELD 181
1072 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
1074 #define JAVA_INVOKEVIRTUAL 182
1075 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
1077 #define JAVA_INVOKESPECIAL 183
1078 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
1080 #define JAVA_INVOKESTATIC 184
1081 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
1083 #define JAVA_INVOKEINTERFACE 185
1084 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
1088 #define JAVA_NEW 187
1089 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
1091 #define JAVA_NEWARRAY 188
1092 #define ICMD_NEWARRAY 188 /* op1 = basic type */
1094 #define JAVA_ANEWARRAY 189
1095 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
1096 /* op1 = 1, val.a = class pointer */
1097 #define JAVA_ARRAYLENGTH 190
1098 #define ICMD_ARRAYLENGTH 190
1100 #define JAVA_ATHROW 191
1101 #define ICMD_ATHROW 191
1103 #define JAVA_CHECKCAST 192
1104 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
1105 /* op1 = 1, val.a = class pointer */
1106 #define JAVA_INSTANCEOF 193
1107 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
1108 /* op1 = 1, val.a = class pointer */
1109 #define JAVA_MONITORENTER 194
1110 #define ICMD_MONITORENTER 194
1112 #define JAVA_MONITOREXIT 195
1113 #define ICMD_MONITOREXIT 195
1115 #define JAVA_WIDE 196
1117 #define JAVA_MULTIANEWARRAY 197
1118 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
1120 #define JAVA_IFNULL 198
1121 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
1123 #define JAVA_IFNONNULL 199
1124 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
1126 #define JAVA_GOTO_W 200
1128 #define JAVA_JSR_W 201
1130 #define JAVA_BREAKPOINT 202
1134 #define ICMD_IASTORECONST 204
1135 #define ICMD_LASTORECONST 205
1136 #define ICMD_FASTORECONST 206
1137 #define ICMD_DASTORECONST 207
1138 #define ICMD_AASTORECONST 208
1139 #define ICMD_BASTORECONST 209
1140 #define ICMD_CASTORECONST 210
1141 #define ICMD_SASTORECONST 211
1143 #define ICMD_PUTSTATICCONST 212
1144 #define ICMD_PUTFIELDCONST 213
1146 #define ICMD_IMULPOW2 214
1147 #define ICMD_LMULPOW2 215
1149 #define ICMD_IF_FCMPEQ 216
1150 #define ICMD_IF_FCMPNE 217
1152 #define ICMD_IF_FCMPL_LT 218
1153 #define ICMD_IF_FCMPL_GE 219
1154 #define ICMD_IF_FCMPL_GT 220
1155 #define ICMD_IF_FCMPL_LE 221
1157 #define ICMD_IF_FCMPG_LT 222
1158 #define ICMD_IF_FCMPG_GE 223
1159 #define ICMD_IF_FCMPG_GT 224
1160 #define ICMD_IF_FCMPG_LE 225
1162 #define ICMD_IF_DCMPEQ 226
1163 #define ICMD_IF_DCMPNE 227
1165 #define ICMD_IF_DCMPL_LT 228
1166 #define ICMD_IF_DCMPL_GE 229
1167 #define ICMD_IF_DCMPL_GT 230
1168 #define ICMD_IF_DCMPL_LE 231
1170 #define ICMD_IF_DCMPG_LT 232
1171 #define ICMD_IF_DCMPG_GE 233
1172 #define ICMD_IF_DCMPG_GT 234
1173 #define ICMD_IF_DCMPG_LE 235
1175 #define ICMD_INLINE_START 251 /* instruction before inlined method */
1176 #define ICMD_INLINE_END 252 /* instruction after inlined method */
1177 #define ICMD_INLINE_GOTO 253 /* jump to caller of inlined method */
1179 #define ICMD_BUILTIN 255 /* internal opcode */
1182 /******************* description of JavaVM instructions ***********************/
1186 /***************************** register types *********************************/
1188 #define REG_RES 0 /* reserved register for OS or code generator */
1189 #define REG_RET 1 /* return value register */
1190 #define REG_EXC 2 /* exception value register */
1191 #define REG_SAV 3 /* (callee) saved register */
1192 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1193 #define REG_ARG 5 /* argument register (caller saved) */
1195 #define REG_END -1 /* last entry in tables */
1197 #define PARAMMODE_NUMBERED 0
1198 #define PARAMMODE_STUFFED 1
1201 /***************************** register info block ****************************/
1203 extern int stackreq[256];
1206 /* function prototypes ********************************************************/
1208 /* compiler initialisation */
1209 void jit_init(void);
1211 /* compiler finalisation */
1212 void jit_close(void);
1214 /* compile a method with jit compiler */
1215 u1 *jit_compile(methodinfo *m);
1216 u1 *jit_recompile(methodinfo *m);
1218 /* patch the method entrypoint */
1219 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra);
1221 s4 jit_complement_condition(s4 opcode);
1223 /* machine dependent functions */
1224 #if defined(ENABLE_JIT)
1227 u1 *md_get_method_patch_address(u1 *ra, stackframeinfo *sfi, u1 *mptr);
1229 void md_cacheflush(u1 *addr, s4 nbytes);
1230 void md_icacheflush(u1 *addr, s4 nbytes);
1231 void md_dcacheflush(u1 *addr, s4 nbytes);
1234 #if defined(ENABLE_INTRP)
1235 void intrp_md_init(void);
1242 * These are local overrides for various environment variables in Emacs.
1243 * Please do not remove this and leave it at the end of the file, where
1244 * Emacs will automagically detect them.
1245 * ---------------------------------------------------------------------
1248 * indent-tabs-mode: t
1252 * vim:noexpandtab:sw=4:ts=4: