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 5916 2006-11-05 20:07:21Z edwin $
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 insinfo_inline insinfo_inline;
50 typedef struct exception_entry exception_entry;
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"
73 #if defined(ENABLE_SSA)
74 # include "vm/jit/optimizing/lsra.h"
76 #if defined(ENABLE_LSRA)
77 # include "vm/jit/allocator/lsra.h"
80 #include "vm/jit/verify/typeinfo.h"
82 /* common jit/codegen macros **************************************************/
84 #if defined(ENABLE_STATISTICS)
85 # define COUNT(x) (x)++
86 # define COUNT_SPILLS count_spills++
88 # define COUNT(x) /* nothing */
89 # define COUNT_SPILLS /* nothing */
92 typedef struct interface_info interface_info;
94 struct interface_info {
100 /* jitdata ********************************************************************/
103 methodinfo *m; /* methodinfo of the method compiled */
107 #if defined(ENABLE_LOOP)
110 #if defined(ENABLE_SSA) || defined(ENABLE_LSRA)
114 u4 flags; /* contains JIT compiler flags */
115 bool isleafmethod; /* true, if no subroutines are called */
117 instruction *instructions; /* ICMDs, valid between parse and stack */
118 basicblock *basicblocks; /* start of basic block list */
119 s4 *basicblockindex; /* block index for each JavaPC */
120 /* valid between parse and stack */
121 stackelement *stack; /* XXX should become stack.c internal */
122 s4 instructioncount;/* XXX remove this? */
123 s4 basicblockcount; /* number of basic blocks */
124 s4 stackcount; /* number of stackelements to allocate */
125 /* (passed from parse to stack) */
127 varinfo *var; /* array of variables */
128 s4 vartop; /* next free index in var array */
130 s4 varcount; /* number of variables in var array */
131 s4 localcount; /* number of locals at start of var ar. */
132 s4 *local_map; /* internal structure to rename(de-coallesc) */
133 /* locals and keep the coalescing info for simplereg. */
134 /* local_map[local_index * 5 + local_type] = */
135 /* new_index in rd->var or UNUSED */
137 interface_info *interface_map; /* interface variables (for simplereg) */
138 s4 maxinterfaces; /* max. number of interface variables */
140 s4 exceptiontablelength; /* exceptiontable length */
141 exception_entry *exceptiontable; /* the exceptiontable */
143 basicblock *returnblock; /* block containing the *RETURN */
144 /* (only use if returncount==1) */
145 s4 returncount; /* number of return instructions */
146 bool branchtoentry; /* true if first block is a target */
147 bool branchtoend; /* true if end dummy is a target */
153 #define JITDATA_FLAG_PARSE 0x00000001
154 #define JITDATA_FLAG_VERIFY 0x00000002
156 #define JITDATA_FLAG_INSTRUMENT 0x00000004
158 #define JITDATA_FLAG_IFCONV 0x00000008
159 #define JITDATA_FLAG_REORDER 0x00000010
161 #define JITDATA_FLAG_SHOWINTERMEDIATE 0x20000000
162 #define JITDATA_FLAG_SHOWDISASSEMBLE 0x40000000
163 #define JITDATA_FLAG_VERBOSECALL 0x80000000
166 #define JITDATA_HAS_FLAG_PARSE(jd) \
167 ((jd)->flags & JITDATA_FLAG_PARSE)
169 #define JITDATA_HAS_FLAG_VERIFY(jd) \
170 ((jd)->flags & JITDATA_FLAG_VERIFY)
172 #define JITDATA_HAS_FLAG_INSTRUMENT(jd) \
173 ((jd)->flags & JITDATA_FLAG_INSTRUMENT)
175 #define JITDATA_HAS_FLAG_IFCONV(jd) \
176 ((jd)->flags & JITDATA_FLAG_IFCONV)
178 #define JITDATA_HAS_FLAG_REORDER(jd) \
179 ((jd)->flags & JITDATA_FLAG_REORDER)
181 #define JITDATA_HAS_FLAG_SHOWINTERMEDIATE(jd) \
182 ((jd)->flags & JITDATA_FLAG_SHOWINTERMEDIATE)
184 #define JITDATA_HAS_FLAG_SHOWDISASSEMBLE(jd) \
185 ((jd)->flags & JITDATA_FLAG_SHOWDISASSEMBLE)
187 #define JITDATA_HAS_FLAG_VERBOSECALL(jd) \
188 ((jd)->flags & JITDATA_FLAG_VERBOSECALL)
191 /* macros for accessing variables *********************************************
193 Use VAROP for s1, s2, s3 and dst operands (eg. VAROP(iptr->s1)),
194 use VAR if you have the variable index (eg. VAR(iptr->sx.s23.s2.args[0])).
196 ******************************************************************************/
198 #define VAROP(v) (jd->var + (v).varindex)
199 #define VAR(i) (jd->var + (i))
202 /* exception_entry ************************************************************/
204 struct exception_entry {
208 classref_or_classinfo catchtype; /* catchtype of exc. (NULL == catchall) */
209 exception_entry *next; /* next in list of exceptions when */
210 /* loops are copied */
211 exception_entry *down; /* next exception_entry */
215 /* stack element structure ****************************************************/
219 #define SAVEDVAR 1 /* variable has to survive method invocations */
220 #define INMEMORY 2 /* variable stored in memory */
221 #define SAVREG 4 /* allocated to a saved register */
222 #define ARGREG 8 /* allocated to an arg register */
223 #define PASSTHROUGH 32 /* stackslot was passed-through by an ICMD */
224 #define PREALLOC 64 /* preallocated var like for ARGVARS. Used */
225 /* with the new var system */
226 #define INOUT 128 /* variable is an invar or/and an outvar */
228 #define IS_SAVEDVAR(x) ((x) & SAVEDVAR)
229 #define IS_INMEMORY(x) ((x) & INMEMORY)
234 #define UNDEFVAR 0 /* stack slot will become temp during regalloc*/
235 #define TEMPVAR 1 /* stack slot is temp register */
236 #define STACKVAR 2 /* stack slot is numbered stack slot */
237 #define LOCALVAR 3 /* stack slot is local variable */
238 #define ARGVAR 4 /* stack slot is argument variable */
241 struct stackelement {
242 stackptr prev; /* pointer to next element towards bottom */
243 instruction *creator; /* instruction that created this element */
244 s4 type; /* slot type of stack element */
245 s4 flags; /* flags (SAVED, INMEMORY) */
246 s4 varkind; /* kind of variable or register */
247 s4 varnum; /* number of variable */
251 /**************************** instruction structure ***************************/
253 /* branch_target_t: used in TABLESWITCH tables */
256 s4 insindex; /* used between parse and stack */
257 basicblock *block; /* used from stack analysis onwards */
260 /* lookup_target_t: used in LOOKUPSWITCH tables */
263 s4 value; /* case value */
264 branch_target_t target; /* branch target, see above */
279 classref_or_classinfo c;
280 unresolved_class *uc;
281 ptrint constval; /* for PUT*CONST */
282 s4 tablelow; /* for TABLESWITCH */
283 u4 lookupcount; /* for LOOKUPSWITCH */
291 classref_or_classinfo c;
292 constant_FMIref *fmiref;
293 unresolved_method *um;
294 unresolved_field *uf;
295 insinfo_inline *inlineinfo; /* for INLINE_START/END */
296 s4 tablehigh; /* for TABLESWITCH */
297 branch_target_t lookupdefault; /* for LOOKUPSWITCH */
298 branch_target_t jsrtarget; /* for JSR */
299 s4 javaindex; /* for *STORE */
300 struct builtintable_entry *bte;
303 /*** val operand ***/
311 java_objectheader *stringconst; /* for ACONST with string */
312 classref_or_classinfo c; /* for ACONST with class */
315 /*** dst operand ***/
319 basicblock *block; /* valid after stack analysis */
320 branch_target_t *table; /* for TABLESWITCH */
321 lookup_target_t *lookup; /* for LOOKUPSWITCH */
322 s4 insindex; /* used between parse and stack */
325 /*** flags (32 bits) ***/
327 #define INS_FLAG_UNRESOLVED 0x01 /* contains unresolved field/meth/class*/
328 #define INS_FLAG_CLASS 0x02 /* for ACONST with class */
329 #define INS_FLAG_ARRAY 0x04 /* for CHECKCAST/INSTANCEOF with array */
330 #define INS_FLAG_CHECK 0x08 /* for *ALOAD|*ASTORE: check index */
331 /* for BUILTIN: check exception */
332 #define INS_FLAG_KILL_PREV 0x02 /* for *STORE, invalidate prev local */
333 #define INS_FLAG_KILL_NEXT 0x04 /* for *STORE, invalidate next local */
339 /*** instruction ***/
341 /* The instruction format for the intermediate representation: */
345 u2 line; /* line number */
346 #if SIZEOF_VOID_P == 8
347 flags_operand_t flags; /* 4 bytes */
349 s1_operand_t s1; /* pointer-size */
352 s2_operand_t s2; /* pointer-size */
353 s3_operand_t s3; /* pointer-size */
355 val_operand_t val; /* long-size */
357 dst_operand_t dst; /* pointer-size */
358 #if SIZEOF_VOID_P == 4
359 flags_operand_t flags; /* 4 bytes */
364 #define INSTRUCTION_IS_RESOLVED(iptr) \
365 (!((iptr)->flags.bits & INS_FLAG_UNRESOLVED))
367 #define INSTRUCTION_IS_UNRESOLVED(iptr) \
368 ((iptr)->flags.bits & INS_FLAG_UNRESOLVED)
370 #define INSTRUCTION_MUST_CHECK(iptr) \
371 ((iptr)->flags.bits & INS_FLAG_CHECK)
373 #define INSTRUCTION_GET_FIELDREF(iptr,fref) \
375 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
376 fref = iptr->sx.s23.s3.uf->fieldref; \
378 fref = iptr->sx.s23.s3.fmiref; \
381 #define INSTRUCTION_GET_METHODREF(iptr,mref) \
383 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
384 mref = iptr->sx.s23.s3.um->methodref; \
386 mref = iptr->sx.s23.s3.fmiref; \
389 #define INSTRUCTION_GET_METHODDESC(iptr, md) \
391 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
392 md = iptr->sx.s23.s3.um->methodref->parseddesc.md; \
394 md = iptr->sx.s23.s3.fmiref->parseddesc.md; \
398 /* additional info structs for special instructions ***************************/
400 /* for ICMD_INLINE_START and ICMD_INLINE_END */
402 struct insinfo_inline {
403 methodinfo *method; /* the inlined method starting/ending here */
404 methodinfo *outer; /* the outer method suspended/resumed here */
405 s4 startmpc; /* machine code offset of start of inlining */
406 s4 synclocal; /* local index used for synchronization */
407 bool synchronize; /* true if synchronization is needed */
410 /* basicblock *****************************************************************/
419 #define BBTYPECHECK_UNDEF 2
420 #define BBTYPECHECK_REACHED 3
422 #define BBTYPE_STD 0 /* standard basic block type */
423 #define BBTYPE_EXH 1 /* exception handler basic block type */
424 #define BBTYPE_SBR 2 /* subroutine basic block type */
426 #define BBFLAG_REPLACEMENT 0x01 /* put a replacement point at the start */
428 /* XXX basicblock wastes quite a lot of memory by having four flag fields */
429 /* (flags, bitflags, type and lflags). Probably the last three could be */
430 /* combined without loss of efficiency. The first one could be combined with */
431 /* the others by using bitfields. */
433 /* XXX "flags" should probably be called "state", as it is an integer state */
436 s4 nr; /* basic block number */
437 s4 flags; /* used during stack analysis, init with -1 */
438 s4 bitflags; /* OR of BBFLAG_... constants, init with 0 */
439 s4 type; /* basic block type (std, xhandler, subroutine*/
440 s4 lflags; /* used during loop copying, init with 0 */
442 s4 icount; /* number of intermediate code instructions */
443 instruction *iinstr; /* pointer to intermediate code instructions */
445 varinfo *inlocals; /* copy of locals on block entry */
446 s4 *javalocals; /* map from java locals to cacao variables */
447 s4 *invars; /* array of in-variables at begin of block */
448 s4 *outvars; /* array of out-variables at end of block */
449 s4 indepth; /* stack depth at begin of basic block */
450 s4 outdepth; /* stack depth end of basic block */
451 s4 varstart; /* index of first non-invar block variable */
452 s4 varcount; /* number of non-invar block variables */
456 basicblock **predecessors; /* array of predecessor basic blocks */
457 basicblock **successors; /* array of successor basic blocks */
459 branchref *branchrefs; /* list of branches to be patched */
461 basicblock *next; /* used to build a BB list (instead of array) */
462 basicblock *copied_to; /* points to the copy of this basic block */
463 /* when loop nodes are copied */
464 basicblock *original; /* block of which this block is a clone */
465 /* NULL for the original block itself */
466 methodinfo *method; /* method this block belongs to */
468 s4 mpc; /* machine code pc at start of block */
472 /* Macro for initializing newly allocated basic block's. It does not
473 need to zero fields, as we zero out the whole basic block array. */
475 #define BASICBLOCK_INIT(bptr,m) \
479 bptr->type = BBTYPE_STD; \
480 bptr->method = (m); \
484 /* branchref *****************************************************************/
487 s4 branchpos; /* patching position in code segment */
488 branchref *next; /* next element in branchref list */
492 /* data-flow constants for the ICMD table ************************************/
499 #define DF_DST_BASE 4 /* from this value on, iptr->dst is a variable */
501 #define DF_0_TO_1 (DF_DST_BASE + 0)
502 #define DF_1_TO_1 (DF_DST_BASE + 1)
503 #define DF_2_TO_1 (DF_DST_BASE + 2)
504 #define DF_3_TO_1 (DF_DST_BASE + 3)
505 #define DF_N_TO_1 (DF_DST_BASE + 4)
507 #define DF_INVOKE (DF_DST_BASE + 5)
508 #define DF_BUILTIN (DF_DST_BASE + 6)
510 #define DF_COPY (DF_DST_BASE + 7)
511 #define DF_MOVE (DF_DST_BASE + 8)
517 #define DF_DUP2_X1 -1
518 #define DF_DUP2_X2 -1
521 /* special data-flow recognized by verify/generate.pl: */
522 #define DF_LOAD DF_COPY
523 #define DF_STORE DF_MOVE
524 #define DF_IINC DF_1_TO_1
525 #define DF_POP DF_1_TO_0
526 #define DF_POP2 DF_2_TO_0
529 /* control-flow constants for the ICMD table *********************************/
534 #define CF_END_BASE 2 /* from here on, they mark the end of a superblock */
536 #define CF_END (CF_END_BASE + 0)
537 #define CF_GOTO (CF_END_BASE + 1)
538 #define CF_TABLE (CF_END_BASE + 2)
539 #define CF_LOOKUP (CF_END_BASE + 3)
540 #define CF_JSR (CF_END_BASE + 4)
541 #define CF_RET (CF_END_BASE + 5)
544 /* flag constants for the ICMD table *****************************************/
546 #define ICMDTABLE_PEI 0x0001 /* ICMD may throw an exception */
547 #define ICMDTABLE_CALLS 0x0002 /* needs registers to be saved, may call */
550 /* ICMD table entry **********************************************************/
552 typedef struct icmdtable_entry_t icmdtable_entry_t;
554 struct icmdtable_entry_t {
556 char *name; /* name, without ICMD_ prefix */
558 s4 dataflow; /* a DF_ constant, see above */
559 s4 controlflow; /* a CF_ constant, see above */
560 s4 flags; /* a combination of ICMDTABLE_ flags */
564 /* the ICMD table ************************************************************/
566 extern icmdtable_entry_t icmd_table[256];
569 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
571 extern char *opcode_names[256];
572 extern int jcommandsize[256];
573 extern int stackreq[256];
578 #define JAVA_ACONST_NULL 1
579 #define ICMD_ACONST 1 /* val.a = constant */
581 #define JAVA_ICONST_M1 2
582 #define ICMD_CHECKNULL 2
584 #define JAVA_ICONST_0 3
585 #define ICMD_ICONST 3 /* val.i = constant */
587 #define JAVA_ICONST_1 4
588 #define ICMD_CHECKNULL_POP 4
590 #define JAVA_ICONST_2 5
591 #define ICMD_IDIVPOW2 5 /* val.i = constant */
593 #define JAVA_ICONST_3 6
594 #define ICMD_LDIVPOW2 6 /* val.l = constant */
596 #define JAVA_ICONST_4 7
598 #define JAVA_ICONST_5 8
600 #define JAVA_LCONST_0 9
601 #define ICMD_LCONST 9 /* val.l = constant */
603 #define JAVA_LCONST_1 10
604 #define ICMD_LCMPCONST 10 /* val.l = constant */
606 #define JAVA_FCONST_0 11
607 #define ICMD_FCONST 11 /* val.f = constant */
609 #define JAVA_FCONST_1 12
611 #define JAVA_FCONST_2 13
613 #define JAVA_DCONST_0 14
614 #define ICMD_DCONST 14 /* val.d = constant */
616 #define JAVA_DCONST_1 15
619 #define JAVA_BIPUSH 16
622 #define JAVA_SIPUSH 17
628 #define JAVA_LDC2W 20
630 /* order of LOAD instructions must be */
631 /* equal to order of TYPE_* defines */
632 #define JAVA_ILOAD 21
633 #define ICMD_ILOAD 21 /* op1 = local variable */
635 #define JAVA_LLOAD 22
636 #define ICMD_LLOAD 22 /* op1 = local variable */
638 #define JAVA_FLOAD 23
639 #define ICMD_FLOAD 23 /* op1 = local variable */
641 #define JAVA_DLOAD 24
642 #define ICMD_DLOAD 24 /* op1 = local variable */
644 #define JAVA_ALOAD 25
645 #define ICMD_ALOAD 25 /* op1 = local variable */
647 #define JAVA_ILOAD_0 26
648 #define ICMD_IADDCONST 26 /* val.i = constant */
650 #define JAVA_ILOAD_1 27
651 #define ICMD_ISUBCONST 27 /* val.i = constant */
653 #define JAVA_ILOAD_2 28
654 #define ICMD_IMULCONST 28 /* val.i = constant */
656 #define JAVA_ILOAD_3 29
657 #define ICMD_IANDCONST 29 /* val.i = constant */
659 #define JAVA_LLOAD_0 30
660 #define ICMD_IORCONST 30 /* val.i = constant */
662 #define JAVA_LLOAD_1 31
663 #define ICMD_IXORCONST 31 /* val.i = constant */
665 #define JAVA_LLOAD_2 32
666 #define ICMD_ISHLCONST 32 /* val.i = constant */
668 #define JAVA_LLOAD_3 33
669 #define ICMD_ISHRCONST 33 /* val.i = constant */
671 #define JAVA_FLOAD_0 34
672 #define ICMD_IUSHRCONST 34 /* val.i = constant */
674 #define JAVA_FLOAD_1 35
675 #define ICMD_IREMPOW2 35 /* val.i = constant */
677 #define JAVA_FLOAD_2 36
678 #define ICMD_LADDCONST 36 /* val.l = constant */
680 #define JAVA_FLOAD_3 37
681 #define ICMD_LSUBCONST 37 /* val.l = constant */
683 #define JAVA_DLOAD_0 38
684 #define ICMD_LMULCONST 38 /* val.l = constant */
686 #define JAVA_DLOAD_1 39
687 #define ICMD_LANDCONST 39 /* val.l = constant */
689 #define JAVA_DLOAD_2 40
690 #define ICMD_LORCONST 40 /* val.l = constant */
692 #define JAVA_DLOAD_3 41
693 #define ICMD_LXORCONST 41 /* val.l = constant */
695 #define JAVA_ALOAD_0 42
696 #define ICMD_LSHLCONST 42 /* val.l = constant */
698 #define JAVA_ALOAD_1 43
699 #define ICMD_LSHRCONST 43 /* val.l = constant */
701 #define JAVA_ALOAD_2 44
702 #define ICMD_LUSHRCONST 44 /* val.l = constant */
704 #define JAVA_ALOAD_3 45
705 #define ICMD_LREMPOW2 45 /* val.l = constant */
707 #define JAVA_IALOAD 46
708 #define ICMD_IALOAD 46
710 #define JAVA_LALOAD 47
711 #define ICMD_LALOAD 47
713 #define JAVA_FALOAD 48
714 #define ICMD_FALOAD 48
716 #define JAVA_DALOAD 49
717 #define ICMD_DALOAD 49
719 #define JAVA_AALOAD 50
720 #define ICMD_AALOAD 50
722 #define JAVA_BALOAD 51
723 #define ICMD_BALOAD 51
725 #define JAVA_CALOAD 52
726 #define ICMD_CALOAD 52
728 #define JAVA_SALOAD 53
729 #define ICMD_SALOAD 53
731 /* order of STORE instructions must be*/
732 /* equal to order of TYPE_* defines */
733 #define JAVA_ISTORE 54
734 #define ICMD_ISTORE 54 /* op1 = local variable */
736 #define JAVA_LSTORE 55
737 #define ICMD_LSTORE 55 /* op1 = local variable */
739 #define JAVA_FSTORE 56
740 #define ICMD_FSTORE 56 /* op1 = local variable */
742 #define JAVA_DSTORE 57
743 #define ICMD_DSTORE 57 /* op1 = local variable */
745 #define JAVA_ASTORE 58
746 #define ICMD_ASTORE 58 /* op1 = local variable */
748 #define JAVA_ISTORE_0 59
749 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
751 #define JAVA_ISTORE_1 60
752 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
754 #define JAVA_ISTORE_2 61
755 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
757 #define JAVA_ISTORE_3 62
758 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
760 #define JAVA_LSTORE_0 63
761 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
763 #define JAVA_LSTORE_1 64
764 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
766 #define JAVA_LSTORE_2 65
767 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
769 #define JAVA_LSTORE_3 66
770 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
772 #define JAVA_FSTORE_0 67
773 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
775 #define JAVA_FSTORE_1 68
776 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
778 #define JAVA_FSTORE_2 69
779 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
781 #define JAVA_FSTORE_3 70
782 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
784 #define JAVA_DSTORE_0 71
786 #define JAVA_DSTORE_1 72
788 #define JAVA_DSTORE_2 73
790 #define JAVA_DSTORE_3 74
792 #define JAVA_ASTORE_0 75
794 #define JAVA_ASTORE_1 76
796 #define JAVA_ASTORE_2 77
798 #define JAVA_ASTORE_3 78
800 #define JAVA_IASTORE 79
801 #define ICMD_IASTORE 79
803 #define JAVA_LASTORE 80
804 #define ICMD_LASTORE 80
806 #define JAVA_FASTORE 81
807 #define ICMD_FASTORE 81
809 #define JAVA_DASTORE 82
810 #define ICMD_DASTORE 82
812 #define JAVA_AASTORE 83
813 #define ICMD_AASTORE 83
815 #define JAVA_BASTORE 84
816 #define ICMD_BASTORE 84
818 #define JAVA_CASTORE 85
819 #define ICMD_CASTORE 85
821 #define JAVA_SASTORE 86
822 #define ICMD_SASTORE 86
833 #define JAVA_DUP_X1 90
834 #define ICMD_DUP_X1 90
836 #define JAVA_DUP_X2 91
837 #define ICMD_DUP_X2 91
842 #define JAVA_DUP2_X1 93
843 #define ICMD_DUP2_X1 93
845 #define JAVA_DUP2_X2 94
846 #define ICMD_DUP2_X2 94
863 #define JAVA_ISUB 100
864 #define ICMD_ISUB 100
866 #define JAVA_LSUB 101
867 #define ICMD_LSUB 101
869 #define JAVA_FSUB 102
870 #define ICMD_FSUB 102
872 #define JAVA_DSUB 103
873 #define ICMD_DSUB 103
875 #define JAVA_IMUL 104
876 #define ICMD_IMUL 104
878 #define JAVA_LMUL 105
879 #define ICMD_LMUL 105
881 #define JAVA_FMUL 106
882 #define ICMD_FMUL 106
884 #define JAVA_DMUL 107
885 #define ICMD_DMUL 107
887 #define JAVA_IDIV 108
888 #define ICMD_IDIV 108
890 #define JAVA_LDIV 109
891 #define ICMD_LDIV 109
893 #define JAVA_FDIV 110
894 #define ICMD_FDIV 110
896 #define JAVA_DDIV 111
897 #define ICMD_DDIV 111
899 #define JAVA_IREM 112
900 #define ICMD_IREM 112
902 #define JAVA_LREM 113
903 #define ICMD_LREM 113
905 #define JAVA_FREM 114
906 #define ICMD_FREM 114
908 #define JAVA_DREM 115
909 #define ICMD_DREM 115
911 #define JAVA_INEG 116
912 #define ICMD_INEG 116
914 #define JAVA_LNEG 117
915 #define ICMD_LNEG 117
917 #define JAVA_FNEG 118
918 #define ICMD_FNEG 118
920 #define JAVA_DNEG 119
921 #define ICMD_DNEG 119
923 #define JAVA_ISHL 120
924 #define ICMD_ISHL 120
926 #define JAVA_LSHL 121
927 #define ICMD_LSHL 121
929 #define JAVA_ISHR 122
930 #define ICMD_ISHR 122
932 #define JAVA_LSHR 123
933 #define ICMD_LSHR 123
935 #define JAVA_IUSHR 124
936 #define ICMD_IUSHR 124
938 #define JAVA_LUSHR 125
939 #define ICMD_LUSHR 125
941 #define JAVA_IAND 126
942 #define ICMD_IAND 126
944 #define JAVA_LAND 127
945 #define ICMD_LAND 127
953 #define JAVA_IXOR 130
954 #define ICMD_IXOR 130
956 #define JAVA_LXOR 131
957 #define ICMD_LXOR 131
959 #define JAVA_IINC 132
960 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
998 #define JAVA_INT2BYTE 145
999 #define ICMD_INT2BYTE 145
1001 #define JAVA_INT2CHAR 146
1002 #define ICMD_INT2CHAR 146
1004 #define JAVA_INT2SHORT 147
1005 #define ICMD_INT2SHORT 147
1007 #define JAVA_LCMP 148
1008 #define ICMD_LCMP 148
1010 #define JAVA_FCMPL 149
1011 #define ICMD_FCMPL 149
1013 #define JAVA_FCMPG 150
1014 #define ICMD_FCMPG 150
1016 #define JAVA_DCMPL 151
1017 #define ICMD_DCMPL 151
1019 #define JAVA_DCMPG 152
1020 #define ICMD_DCMPG 152
1022 #define JAVA_IFEQ 153
1023 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
1025 #define JAVA_IFNE 154
1026 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
1028 #define JAVA_IFLT 155
1029 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
1031 #define JAVA_IFGE 156
1032 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
1034 #define JAVA_IFGT 157
1035 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
1037 #define JAVA_IFLE 158
1038 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
1040 #define JAVA_IF_ICMPEQ 159
1041 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
1043 #define JAVA_IF_ICMPNE 160
1044 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
1046 #define JAVA_IF_ICMPLT 161
1047 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
1049 #define JAVA_IF_ICMPGE 162
1050 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
1052 #define JAVA_IF_ICMPGT 163
1053 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
1055 #define JAVA_IF_ICMPLE 164
1056 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
1058 #define JAVA_IF_ACMPEQ 165
1059 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
1061 #define JAVA_IF_ACMPNE 166
1062 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
1064 #define JAVA_GOTO 167
1065 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
1067 #define JAVA_JSR 168
1068 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
1070 #define JAVA_RET 169
1071 #define ICMD_RET 169 /* op1 = local variable */
1073 #define JAVA_TABLESWITCH 170
1074 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
1075 /* length must be computed */
1076 #define JAVA_LOOKUPSWITCH 171
1077 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
1078 /* length must be computed */
1079 #define JAVA_IRETURN 172
1080 #define ICMD_IRETURN 172
1082 #define JAVA_LRETURN 173
1083 #define ICMD_LRETURN 173
1085 #define JAVA_FRETURN 174
1086 #define ICMD_FRETURN 174
1088 #define JAVA_DRETURN 175
1089 #define ICMD_DRETURN 175
1091 #define JAVA_ARETURN 176
1092 #define ICMD_ARETURN 176
1094 #define JAVA_RETURN 177
1095 #define ICMD_RETURN 177
1097 #define JAVA_GETSTATIC 178
1098 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
1100 #define JAVA_PUTSTATIC 179
1101 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
1103 #define JAVA_GETFIELD 180
1104 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
1106 #define JAVA_PUTFIELD 181
1107 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
1109 #define JAVA_INVOKEVIRTUAL 182
1110 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
1112 #define JAVA_INVOKESPECIAL 183
1113 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
1115 #define JAVA_INVOKESTATIC 184
1116 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
1118 #define JAVA_INVOKEINTERFACE 185
1119 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
1123 #define JAVA_NEW 187
1124 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
1126 #define JAVA_NEWARRAY 188
1127 #define ICMD_NEWARRAY 188 /* op1 = basic type */
1129 #define JAVA_ANEWARRAY 189
1130 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
1131 /* op1 = 1, val.a = class pointer */
1132 #define JAVA_ARRAYLENGTH 190
1133 #define ICMD_ARRAYLENGTH 190
1135 #define JAVA_ATHROW 191
1136 #define ICMD_ATHROW 191
1138 #define JAVA_CHECKCAST 192
1139 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
1140 /* op1 = 1, val.a = class pointer */
1141 #define JAVA_INSTANCEOF 193
1142 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
1143 /* op1 = 1, val.a = class pointer */
1144 #define JAVA_MONITORENTER 194
1145 #define ICMD_MONITORENTER 194
1147 #define JAVA_MONITOREXIT 195
1148 #define ICMD_MONITOREXIT 195
1150 #define JAVA_WIDE 196
1152 #define JAVA_MULTIANEWARRAY 197
1153 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
1155 #define JAVA_IFNULL 198
1156 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
1158 #define JAVA_IFNONNULL 199
1159 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
1161 #define JAVA_GOTO_W 200
1163 #define JAVA_JSR_W 201
1165 #define JAVA_BREAKPOINT 202
1169 #define ICMD_IASTORECONST 204
1170 #define ICMD_LASTORECONST 205
1171 #define ICMD_FASTORECONST 206
1172 #define ICMD_DASTORECONST 207
1173 #define ICMD_AASTORECONST 208
1174 #define ICMD_BASTORECONST 209
1175 #define ICMD_CASTORECONST 210
1176 #define ICMD_SASTORECONST 211
1178 #define ICMD_PUTSTATICCONST 212
1179 #define ICMD_PUTFIELDCONST 213
1181 #define ICMD_IMULPOW2 214
1182 #define ICMD_LMULPOW2 215
1184 #define ICMD_IF_FCMPEQ 216
1185 #define ICMD_IF_FCMPNE 217
1187 #define ICMD_IF_FCMPL_LT 218
1188 #define ICMD_IF_FCMPL_GE 219
1189 #define ICMD_IF_FCMPL_GT 220
1190 #define ICMD_IF_FCMPL_LE 221
1192 #define ICMD_IF_FCMPG_LT 222
1193 #define ICMD_IF_FCMPG_GE 223
1194 #define ICMD_IF_FCMPG_GT 224
1195 #define ICMD_IF_FCMPG_LE 225
1197 #define ICMD_IF_DCMPEQ 226
1198 #define ICMD_IF_DCMPNE 227
1200 #define ICMD_IF_DCMPL_LT 228
1201 #define ICMD_IF_DCMPL_GE 229
1202 #define ICMD_IF_DCMPL_GT 230
1203 #define ICMD_IF_DCMPL_LE 231
1205 #define ICMD_IF_DCMPG_LT 232
1206 #define ICMD_IF_DCMPG_GE 233
1207 #define ICMD_IF_DCMPG_GT 234
1208 #define ICMD_IF_DCMPG_LE 235
1210 #define ICMD_INLINE_START 251 /* instruction before inlined method */
1211 #define ICMD_INLINE_END 252 /* instruction after inlined method */
1212 #define ICMD_INLINE_GOTO 253 /* jump to caller of inlined method */
1214 #define ICMD_BUILTIN 255 /* internal opcode */
1217 /***************************** register types *********************************/
1219 #define REG_RES 0 /* reserved register for OS or code generator */
1220 #define REG_RET 1 /* return value register */
1221 #define REG_EXC 2 /* exception value register */
1222 #define REG_SAV 3 /* (callee) saved register */
1223 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1224 #define REG_ARG 5 /* argument register (caller saved) */
1226 #define REG_END -1 /* last entry in tables */
1228 #define PARAMMODE_NUMBERED 0
1229 #define PARAMMODE_STUFFED 1
1232 /* function prototypes ********************************************************/
1234 /* compiler initialisation */
1235 void jit_init(void);
1237 /* compiler finalisation */
1238 void jit_close(void);
1240 /* create a new jitdata */
1241 jitdata *jit_jitdata_new(methodinfo *m);
1243 /* compile a method with jit compiler */
1244 u1 *jit_compile(methodinfo *m);
1245 u1 *jit_recompile(methodinfo *m);
1247 /* patch the method entrypoint */
1248 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra);
1250 s4 jit_complement_condition(s4 opcode);
1252 void jit_renumber_basicblocks(jitdata *jd);
1253 #if !defined(NDEBUG)
1254 void jit_check_basicblock_numbers(jitdata *jd);
1257 /* machine dependent functions */
1258 #if defined(ENABLE_JIT)
1261 u1 *md_get_method_patch_address(u1 *ra, stackframeinfo *sfi, u1 *mptr);
1263 void md_cacheflush(u1 *addr, s4 nbytes);
1264 void md_icacheflush(u1 *addr, s4 nbytes);
1265 void md_dcacheflush(u1 *addr, s4 nbytes);
1268 #if defined(ENABLE_INTRP)
1269 void intrp_md_init(void);
1276 * These are local overrides for various environment variables in Emacs.
1277 * Please do not remove this and leave it at the end of the file, where
1278 * Emacs will automagically detect them.
1279 * ---------------------------------------------------------------------
1282 * indent-tabs-mode: t
1286 * vim:noexpandtab:sw=4:ts=4: