1 /* src/vm/jit/jit.h - code generation header
3 Copyright (C) 1996-2005, 2006, 2007 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 $Id: jit.h 7229 2007-01-22 00:58:36Z twisti $
33 /* forward typedefs ***********************************************************/
35 typedef struct jitdata jitdata;
36 typedef struct stackelement stackelement;
37 typedef stackelement *stackptr;
38 typedef struct basicblock basicblock;
39 typedef struct branchref branchref;
40 typedef struct instruction instruction;
41 typedef struct insinfo_inline insinfo_inline;
42 typedef struct exception_entry exception_entry;
48 #include "toolbox/chain.h"
49 #include "vm/global.h"
50 #include "vm/method.h"
51 #include "vm/references.h"
52 #include "vm/resolve.h"
53 #include "vm/statistics.h"
54 #include "vm/jit/codegen-common.h"
55 #include "vm/jit/reg.h"
56 #include "vm/jit/stacktrace.h"
57 #include "vm/jit/replace.h"
59 #if defined(ENABLE_INLINING)
60 # include "vm/jit/inline/inline.h"
63 #if defined(ENABLE_LOOP)
64 # include "vm/jit/loop/loop.h"
66 #if defined(ENABLE_SSA)
67 # include "vm/jit/optimizing/lsra.h"
69 #if defined(ENABLE_LSRA)
70 # include "vm/jit/allocator/lsra.h"
73 #include "vm/jit/verify/typeinfo.h"
75 /* common jit/codegen macros **************************************************/
77 #if defined(ENABLE_STATISTICS)
78 # define COUNT(x) (x)++
79 # define COUNT_SPILLS count_spills++
81 # define COUNT(x) /* nothing */
82 # define COUNT_SPILLS /* nothing */
85 typedef struct interface_info interface_info;
87 struct interface_info {
93 /* jitdata ********************************************************************/
96 methodinfo *m; /* methodinfo of the method compiled */
100 #if defined(ENABLE_LOOP)
103 #if defined(ENABLE_SSA) || defined(ENABLE_LSRA)
107 u4 flags; /* contains JIT compiler flags */
108 bool isleafmethod; /* true, if no subroutines are called */
110 instruction *instructions; /* ICMDs, valid between parse and stack */
111 basicblock *basicblocks; /* start of basic block list */
112 s4 *basicblockindex; /* block index for each JavaPC */
113 /* valid between parse and stack */
114 stackelement *stack; /* XXX should become stack.c internal */
115 s4 instructioncount;/* XXX remove this? */
116 s4 basicblockcount; /* number of basic blocks */
117 s4 stackcount; /* number of stackelements to allocate */
118 /* (passed from parse to stack) */
120 varinfo *var; /* array of variables */
121 s4 vartop; /* next free index in var array */
123 s4 varcount; /* number of variables in var array */
124 s4 localcount; /* number of locals at start of var ar. */
125 s4 *local_map; /* internal structure to rename(de-coallesc) */
126 /* locals and keep the coalescing info for simplereg. */
127 /* local_map[local_index * 5 + local_type] = */
128 /* new_index in rd->var or UNUSED */
129 s4 maxlocals; /* max. number of javalocals */
131 interface_info *interface_map; /* interface variables (for simplereg) */
132 s4 maxinterfaces; /* max. number of interface variables */
134 s4 exceptiontablelength; /* exceptiontable length */
135 exception_entry *exceptiontable; /* the exceptiontable */
137 basicblock *returnblock; /* block containing the *RETURN */
138 /* (only use if returncount==1) */
139 s4 returncount; /* number of return instructions */
140 bool branchtoentry; /* true if first block is a target */
141 bool branchtoend; /* true if end dummy is a target */
147 #define JITDATA_FLAG_PARSE 0x00000001
148 #define JITDATA_FLAG_VERIFY 0x00000002
150 #define JITDATA_FLAG_INSTRUMENT 0x00000004
152 #define JITDATA_FLAG_IFCONV 0x00000008
153 #define JITDATA_FLAG_REORDER 0x00000010
154 #define JITDATA_FLAG_INLINE 0x00000020
156 #define JITDATA_FLAG_COUNTDOWN 0x00000100
158 #define JITDATA_FLAG_SHOWINTERMEDIATE 0x20000000
159 #define JITDATA_FLAG_SHOWDISASSEMBLE 0x40000000
160 #define JITDATA_FLAG_VERBOSECALL 0x80000000
163 #define JITDATA_HAS_FLAG_PARSE(jd) \
164 ((jd)->flags & JITDATA_FLAG_PARSE)
166 #define JITDATA_HAS_FLAG_VERIFY(jd) \
167 ((jd)->flags & JITDATA_FLAG_VERIFY)
169 #define JITDATA_HAS_FLAG_INSTRUMENT(jd) \
170 ((jd)->flags & JITDATA_FLAG_INSTRUMENT)
172 #define JITDATA_HAS_FLAG_IFCONV(jd) \
173 ((jd)->flags & JITDATA_FLAG_IFCONV)
175 #define JITDATA_HAS_FLAG_REORDER(jd) \
176 ((jd)->flags & JITDATA_FLAG_REORDER)
178 #define JITDATA_HAS_FLAG_INLINE(jd) \
179 ((jd)->flags & JITDATA_FLAG_INLINE)
181 #define JITDATA_HAS_FLAG_COUNTDOWN(jd) \
182 ((jd)->flags & JITDATA_FLAG_COUNTDOWN)
184 #define JITDATA_HAS_FLAG_SHOWINTERMEDIATE(jd) \
185 ((jd)->flags & JITDATA_FLAG_SHOWINTERMEDIATE)
187 #define JITDATA_HAS_FLAG_SHOWDISASSEMBLE(jd) \
188 ((jd)->flags & JITDATA_FLAG_SHOWDISASSEMBLE)
190 #define JITDATA_HAS_FLAG_VERBOSECALL(jd) \
191 ((jd)->flags & JITDATA_FLAG_VERBOSECALL)
194 /* macros for accessing variables *********************************************
196 Use VAROP for s1, s2, s3 and dst operands (eg. VAROP(iptr->s1)),
197 use VAR if you have the variable index (eg. VAR(iptr->sx.s23.s2.args[0])).
199 ******************************************************************************/
201 #define VAROP(v) (jd->var + (v).varindex)
202 #define VAR(i) (jd->var + (i))
205 /* exception_entry ************************************************************/
207 struct exception_entry {
211 classref_or_classinfo catchtype; /* catchtype of exc. (NULL == catchall) */
212 exception_entry *next; /* next in list of exceptions when */
213 /* loops are copied */
214 exception_entry *down; /* next exception_entry */
218 /* stack element structure ****************************************************/
222 #define SAVEDVAR 1 /* variable has to survive method invocations */
223 #define INMEMORY 2 /* variable stored in memory */
224 #define SAVREG 4 /* allocated to a saved register */
225 #define ARGREG 8 /* allocated to an arg register */
226 #define PASSTHROUGH 32 /* stackslot was passed-through by an ICMD */
227 #define PREALLOC 64 /* preallocated var like for ARGVARS. Used */
228 /* with the new var system */
229 #define INOUT 128 /* variable is an invar or/and an outvar */
231 #define IS_SAVEDVAR(x) ((x) & SAVEDVAR)
232 #define IS_INMEMORY(x) ((x) & INMEMORY)
237 #define UNDEFVAR 0 /* stack slot will become temp during regalloc*/
238 #define TEMPVAR 1 /* stack slot is temp register */
239 #define STACKVAR 2 /* stack slot is numbered stack slot */
240 #define LOCALVAR 3 /* stack slot is local variable */
241 #define ARGVAR 4 /* stack slot is argument variable */
244 struct stackelement {
245 stackptr prev; /* pointer to next element towards bottom */
246 instruction *creator; /* instruction that created this element */
247 s4 type; /* slot type of stack element */
248 s4 flags; /* flags (SAVED, INMEMORY) */
249 s4 varkind; /* kind of variable or register */
250 s4 varnum; /* number of variable */
254 /**************************** instruction structure ***************************/
256 /* branch_target_t: used in TABLESWITCH tables */
259 s4 insindex; /* used between parse and stack */
260 basicblock *block; /* used from stack analysis onwards */
263 /* lookup_target_t: used in LOOKUPSWITCH tables */
266 s4 value; /* case value */
267 branch_target_t target; /* branch target, see above */
282 classref_or_classinfo c;
283 unresolved_class *uc;
284 ptrint constval; /* for PUT*CONST */
285 s4 tablelow; /* for TABLESWITCH */
286 u4 lookupcount; /* for LOOKUPSWITCH */
287 s4 retaddrnr; /* for ASTORE */
295 classref_or_classinfo c;
296 constant_FMIref *fmiref;
297 unresolved_method *um;
298 unresolved_field *uf;
299 insinfo_inline *inlineinfo; /* for INLINE_START/END */
300 s4 tablehigh; /* for TABLESWITCH */
301 branch_target_t lookupdefault; /* for LOOKUPSWITCH */
302 branch_target_t jsrtarget; /* for JSR */
303 s4 javaindex; /* for *STORE */
304 struct builtintable_entry *bte;
307 /*** val operand ***/
315 java_objectheader *stringconst; /* for ACONST with string */
316 classref_or_classinfo c; /* for ACONST with class */
319 /*** dst operand ***/
323 basicblock *block; /* valid after stack analysis */
324 branch_target_t *table; /* for TABLESWITCH */
325 lookup_target_t *lookup; /* for LOOKUPSWITCH */
326 s4 insindex; /* used between parse and stack */
329 /*** flags (32 bits) ***/
331 #define INS_FLAG_UNRESOLVED 0x01 /* contains unresolved field/meth/class*/
332 #define INS_FLAG_CLASS 0x02 /* for ACONST, PUT*CONST with class */
333 #define INS_FLAG_ARRAY 0x04 /* for CHECKCAST/INSTANCEOF with array */
334 #define INS_FLAG_CHECK 0x08 /* for *ALOAD|*ASTORE: check index */
335 /* for BUILTIN: check exception */
336 #define INS_FLAG_KILL_PREV 0x02 /* for *STORE, invalidate prev local */
337 #define INS_FLAG_KILL_NEXT 0x04 /* for *STORE, invalidate next local */
338 #define INS_FLAG_RETADDR 0x08 /* for ASTORE: op is a returnAddress */
340 #define INS_FLAG_ID_SHIFT 4
341 #define INS_FLAG_ID_MASK (~0 << INS_FLAG_ID_SHIFT)
347 /*** instruction ***/
349 /* The instruction format for the intermediate representation: */
353 u2 line; /* line number */
354 #if SIZEOF_VOID_P == 8
355 flags_operand_t flags; /* 4 bytes */
357 s1_operand_t s1; /* pointer-size */
360 s2_operand_t s2; /* pointer-size */
361 s3_operand_t s3; /* pointer-size */
363 val_operand_t val; /* long-size */
365 dst_operand_t dst; /* pointer-size */
366 #if SIZEOF_VOID_P == 4
367 flags_operand_t flags; /* 4 bytes */
372 #define INSTRUCTION_IS_RESOLVED(iptr) \
373 (!((iptr)->flags.bits & INS_FLAG_UNRESOLVED))
375 #define INSTRUCTION_IS_UNRESOLVED(iptr) \
376 ((iptr)->flags.bits & INS_FLAG_UNRESOLVED)
378 #define INSTRUCTION_MUST_CHECK(iptr) \
379 ((iptr)->flags.bits & INS_FLAG_CHECK)
381 #define INSTRUCTION_GET_FIELDREF(iptr,fref) \
383 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
384 fref = iptr->sx.s23.s3.uf->fieldref; \
386 fref = iptr->sx.s23.s3.fmiref; \
389 #define INSTRUCTION_GET_METHODREF(iptr,mref) \
391 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
392 mref = iptr->sx.s23.s3.um->methodref; \
394 mref = iptr->sx.s23.s3.fmiref; \
397 #define INSTRUCTION_GET_METHODDESC(iptr, md) \
399 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
400 md = iptr->sx.s23.s3.um->methodref->parseddesc.md; \
402 md = iptr->sx.s23.s3.fmiref->parseddesc.md; \
406 /* additional info structs for special instructions ***************************/
408 /* for ICMD_INLINE_START and ICMD_INLINE_END */
410 struct insinfo_inline {
411 /* fields copied from the inlining tree ----------------------------------*/
412 insinfo_inline *parent; /* insinfo of the surrounding inlining, if any*/
413 methodinfo *method; /* the inlined method starting/ending here */
414 methodinfo *outer; /* the outer method suspended/resumed here */
415 s4 synclocal; /* local index used for synchronization */
416 bool synchronize; /* true if synchronization is needed */
417 s4 throughcount; /* total # of pass-through variables */
418 s4 paramcount; /* number of parameters of original call */
419 s4 stackvarscount; /* source stackdepth at INLINE_START */
420 s4 *stackvars; /* stack vars at INLINE_START */
422 /* fields set by inlining ------------------------------------------------*/
423 s4 *javalocals_start; /* javalocals at start of inlined body */
424 s4 *javalocals_end; /* javalocals after inlined body */
426 /* fields set by replacement point creation ------------------------------*/
427 #if defined(ENABLE_REPLACEMENT)
428 rplpoint *rp; /* replacement point at INLINE_START */
431 /* fields set by the codegen ---------------------------------------------*/
432 s4 startmpc; /* machine code offset of start of inlining */
436 /* basicblock *****************************************************************/
445 #define BBTYPECHECK_UNDEF 2
446 #define BBTYPECHECK_REACHED 3
448 #define BBTYPE_STD 0 /* standard basic block type */
449 #define BBTYPE_EXH 1 /* exception handler basic block type */
450 #define BBTYPE_SBR 2 /* subroutine basic block type */
452 #define BBFLAG_REPLACEMENT 0x01 /* put a replacement point at the start */
454 /* XXX basicblock wastes quite a lot of memory by having four flag fields */
455 /* (flags, bitflags, type and lflags). Probably the last three could be */
456 /* combined without loss of efficiency. The first one could be combined with */
457 /* the others by using bitfields. */
459 /* XXX "flags" should probably be called "state", as it is an integer state */
462 s4 nr; /* basic block number */
463 s4 flags; /* used during stack analysis, init with -1 */
464 s4 bitflags; /* OR of BBFLAG_... constants, init with 0 */
465 s4 type; /* basic block type (std, xhandler, subroutine*/
466 s4 lflags; /* used during loop copying, init with 0 */
468 s4 icount; /* number of intermediate code instructions */
469 instruction *iinstr; /* pointer to intermediate code instructions */
471 varinfo *inlocals; /* copy of locals on block entry */
472 s4 *javalocals; /* map from java locals to cacao variables */
473 s4 *invars; /* array of in-variables at begin of block */
474 s4 *outvars; /* array of out-variables at end of block */
475 s4 indepth; /* stack depth at begin of basic block */
476 s4 outdepth; /* stack depth end of basic block */
477 s4 varstart; /* index of first non-invar block variable */
478 s4 varcount; /* number of non-invar block variables */
482 basicblock **predecessors; /* array of predecessor basic blocks */
483 basicblock **successors; /* array of successor basic blocks */
485 branchref *branchrefs; /* list of branches to be patched */
487 basicblock *next; /* used to build a BB list (instead of array) */
488 basicblock *copied_to; /* points to the copy of this basic block */
489 /* when loop nodes are copied */
490 basicblock *original; /* block of which this block is a clone */
491 /* NULL for the original block itself */
492 methodinfo *method; /* method this block belongs to */
493 insinfo_inline *inlineinfo; /* inlineinfo for the start of this block */
495 s4 mpc; /* machine code pc at start of block */
499 /* Macro for initializing newly allocated basic block's. It does not
500 need to zero fields, as we zero out the whole basic block array. */
502 #define BASICBLOCK_INIT(bptr,m) \
506 bptr->type = BBTYPE_STD; \
507 bptr->method = (m); \
511 /* branchref *****************************************************************/
514 s4 branchpos; /* patching position in code segment */
515 branchref *next; /* next element in branchref list */
519 /* data-flow constants for the ICMD table ************************************/
526 #define DF_DST_BASE 4 /* from this value on, iptr->dst is a variable */
528 #define DF_0_TO_1 (DF_DST_BASE + 0)
529 #define DF_1_TO_1 (DF_DST_BASE + 1)
530 #define DF_2_TO_1 (DF_DST_BASE + 2)
531 #define DF_3_TO_1 (DF_DST_BASE + 3)
532 #define DF_N_TO_1 (DF_DST_BASE + 4)
534 #define DF_INVOKE (DF_DST_BASE + 5)
535 #define DF_BUILTIN (DF_DST_BASE + 6)
537 #define DF_COPY (DF_DST_BASE + 7)
538 #define DF_MOVE (DF_DST_BASE + 8)
544 #define DF_DUP2_X1 -1
545 #define DF_DUP2_X2 -1
548 /* special data-flow recognized by verify/generate.pl: */
549 #define DF_LOAD DF_COPY
550 #define DF_STORE DF_MOVE
551 #define DF_IINC DF_1_TO_1
552 #define DF_POP DF_1_TO_0
553 #define DF_POP2 DF_2_TO_0
556 /* control-flow constants for the ICMD table *********************************/
561 #define CF_END_BASE 2 /* from here on, they mark the end of a superblock */
563 #define CF_END (CF_END_BASE + 0)
564 #define CF_GOTO (CF_END_BASE + 1)
565 #define CF_TABLE (CF_END_BASE + 2)
566 #define CF_LOOKUP (CF_END_BASE + 3)
567 #define CF_JSR (CF_END_BASE + 4)
568 #define CF_RET (CF_END_BASE + 5)
571 /* flag constants for the ICMD table *****************************************/
573 #define ICMDTABLE_PEI 0x0001 /* ICMD may throw an exception */
574 #define ICMDTABLE_CALLS 0x0002 /* needs registers to be saved, may call */
577 /* ICMD table entry **********************************************************/
579 typedef struct icmdtable_entry_t icmdtable_entry_t;
581 struct icmdtable_entry_t {
583 char *name; /* name, without ICMD_ prefix */
585 s4 dataflow; /* a DF_ constant, see above */
586 s4 controlflow; /* a CF_ constant, see above */
587 s4 flags; /* a combination of ICMDTABLE_ flags */
591 /* the ICMD table ************************************************************/
593 extern icmdtable_entry_t icmd_table[256];
596 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
598 extern char *opcode_names[256];
599 extern int jcommandsize[256];
600 extern int stackreq[256];
605 #define JAVA_ACONST_NULL 1
606 #define ICMD_ACONST 1 /* val.a = constant */
608 #define JAVA_ICONST_M1 2
609 #define ICMD_CHECKNULL 2
611 #define JAVA_ICONST_0 3
612 #define ICMD_ICONST 3 /* val.i = constant */
614 #define JAVA_ICONST_1 4
616 #define JAVA_ICONST_2 5
617 #define ICMD_IDIVPOW2 5 /* val.i = constant */
619 #define JAVA_ICONST_3 6
620 #define ICMD_LDIVPOW2 6 /* val.l = constant */
622 #define JAVA_ICONST_4 7
624 #define JAVA_ICONST_5 8
626 #define JAVA_LCONST_0 9
627 #define ICMD_LCONST 9 /* val.l = constant */
629 #define JAVA_LCONST_1 10
630 #define ICMD_LCMPCONST 10 /* val.l = constant */
632 #define JAVA_FCONST_0 11
633 #define ICMD_FCONST 11 /* val.f = constant */
635 #define JAVA_FCONST_1 12
637 #define JAVA_FCONST_2 13
639 #define JAVA_DCONST_0 14
640 #define ICMD_DCONST 14 /* val.d = constant */
642 #define JAVA_DCONST_1 15
645 #define JAVA_BIPUSH 16
648 #define JAVA_SIPUSH 17
654 #define JAVA_LDC2W 20
656 /* order of LOAD instructions must be */
657 /* equal to order of TYPE_* defines */
658 #define JAVA_ILOAD 21
659 #define ICMD_ILOAD 21 /* op1 = local variable */
661 #define JAVA_LLOAD 22
662 #define ICMD_LLOAD 22 /* op1 = local variable */
664 #define JAVA_FLOAD 23
665 #define ICMD_FLOAD 23 /* op1 = local variable */
667 #define JAVA_DLOAD 24
668 #define ICMD_DLOAD 24 /* op1 = local variable */
670 #define JAVA_ALOAD 25
671 #define ICMD_ALOAD 25 /* op1 = local variable */
673 #define JAVA_ILOAD_0 26
674 #define ICMD_IADDCONST 26 /* val.i = constant */
676 #define JAVA_ILOAD_1 27
677 #define ICMD_ISUBCONST 27 /* val.i = constant */
679 #define JAVA_ILOAD_2 28
680 #define ICMD_IMULCONST 28 /* val.i = constant */
682 #define JAVA_ILOAD_3 29
683 #define ICMD_IANDCONST 29 /* val.i = constant */
685 #define JAVA_LLOAD_0 30
686 #define ICMD_IORCONST 30 /* val.i = constant */
688 #define JAVA_LLOAD_1 31
689 #define ICMD_IXORCONST 31 /* val.i = constant */
691 #define JAVA_LLOAD_2 32
692 #define ICMD_ISHLCONST 32 /* val.i = constant */
694 #define JAVA_LLOAD_3 33
695 #define ICMD_ISHRCONST 33 /* val.i = constant */
697 #define JAVA_FLOAD_0 34
698 #define ICMD_IUSHRCONST 34 /* val.i = constant */
700 #define JAVA_FLOAD_1 35
701 #define ICMD_IREMPOW2 35 /* val.i = constant */
703 #define JAVA_FLOAD_2 36
704 #define ICMD_LADDCONST 36 /* val.l = constant */
706 #define JAVA_FLOAD_3 37
707 #define ICMD_LSUBCONST 37 /* val.l = constant */
709 #define JAVA_DLOAD_0 38
710 #define ICMD_LMULCONST 38 /* val.l = constant */
712 #define JAVA_DLOAD_1 39
713 #define ICMD_LANDCONST 39 /* val.l = constant */
715 #define JAVA_DLOAD_2 40
716 #define ICMD_LORCONST 40 /* val.l = constant */
718 #define JAVA_DLOAD_3 41
719 #define ICMD_LXORCONST 41 /* val.l = constant */
721 #define JAVA_ALOAD_0 42
722 #define ICMD_LSHLCONST 42 /* val.l = constant */
724 #define JAVA_ALOAD_1 43
725 #define ICMD_LSHRCONST 43 /* val.l = constant */
727 #define JAVA_ALOAD_2 44
728 #define ICMD_LUSHRCONST 44 /* val.l = constant */
730 #define JAVA_ALOAD_3 45
731 #define ICMD_LREMPOW2 45 /* val.l = constant */
733 #define JAVA_IALOAD 46
734 #define ICMD_IALOAD 46
736 #define JAVA_LALOAD 47
737 #define ICMD_LALOAD 47
739 #define JAVA_FALOAD 48
740 #define ICMD_FALOAD 48
742 #define JAVA_DALOAD 49
743 #define ICMD_DALOAD 49
745 #define JAVA_AALOAD 50
746 #define ICMD_AALOAD 50
748 #define JAVA_BALOAD 51
749 #define ICMD_BALOAD 51
751 #define JAVA_CALOAD 52
752 #define ICMD_CALOAD 52
754 #define JAVA_SALOAD 53
755 #define ICMD_SALOAD 53
757 /* order of STORE instructions must be*/
758 /* equal to order of TYPE_* defines */
759 #define JAVA_ISTORE 54
760 #define ICMD_ISTORE 54 /* op1 = local variable */
762 #define JAVA_LSTORE 55
763 #define ICMD_LSTORE 55 /* op1 = local variable */
765 #define JAVA_FSTORE 56
766 #define ICMD_FSTORE 56 /* op1 = local variable */
768 #define JAVA_DSTORE 57
769 #define ICMD_DSTORE 57 /* op1 = local variable */
771 #define JAVA_ASTORE 58
772 #define ICMD_ASTORE 58 /* op1 = local variable */
774 #define JAVA_ISTORE_0 59
775 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
777 #define JAVA_ISTORE_1 60
778 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
780 #define JAVA_ISTORE_2 61
781 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
783 #define JAVA_ISTORE_3 62
784 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
786 #define JAVA_LSTORE_0 63
787 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
789 #define JAVA_LSTORE_1 64
790 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
792 #define JAVA_LSTORE_2 65
793 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
795 #define JAVA_LSTORE_3 66
796 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
798 #define JAVA_FSTORE_0 67
799 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
801 #define JAVA_FSTORE_1 68
802 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
804 #define JAVA_FSTORE_2 69
805 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
807 #define JAVA_FSTORE_3 70
808 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
810 #define JAVA_DSTORE_0 71
812 #define JAVA_DSTORE_1 72
814 #define JAVA_DSTORE_2 73
816 #define JAVA_DSTORE_3 74
818 #define JAVA_ASTORE_0 75
820 #define JAVA_ASTORE_1 76
822 #define JAVA_ASTORE_2 77
824 #define JAVA_ASTORE_3 78
826 #define JAVA_IASTORE 79
827 #define ICMD_IASTORE 79
829 #define JAVA_LASTORE 80
830 #define ICMD_LASTORE 80
832 #define JAVA_FASTORE 81
833 #define ICMD_FASTORE 81
835 #define JAVA_DASTORE 82
836 #define ICMD_DASTORE 82
838 #define JAVA_AASTORE 83
839 #define ICMD_AASTORE 83
841 #define JAVA_BASTORE 84
842 #define ICMD_BASTORE 84
844 #define JAVA_CASTORE 85
845 #define ICMD_CASTORE 85
847 #define JAVA_SASTORE 86
848 #define ICMD_SASTORE 86
859 #define JAVA_DUP_X1 90
860 #define ICMD_DUP_X1 90
862 #define JAVA_DUP_X2 91
863 #define ICMD_DUP_X2 91
868 #define JAVA_DUP2_X1 93
869 #define ICMD_DUP2_X1 93
871 #define JAVA_DUP2_X2 94
872 #define ICMD_DUP2_X2 94
889 #define JAVA_ISUB 100
890 #define ICMD_ISUB 100
892 #define JAVA_LSUB 101
893 #define ICMD_LSUB 101
895 #define JAVA_FSUB 102
896 #define ICMD_FSUB 102
898 #define JAVA_DSUB 103
899 #define ICMD_DSUB 103
901 #define JAVA_IMUL 104
902 #define ICMD_IMUL 104
904 #define JAVA_LMUL 105
905 #define ICMD_LMUL 105
907 #define JAVA_FMUL 106
908 #define ICMD_FMUL 106
910 #define JAVA_DMUL 107
911 #define ICMD_DMUL 107
913 #define JAVA_IDIV 108
914 #define ICMD_IDIV 108
916 #define JAVA_LDIV 109
917 #define ICMD_LDIV 109
919 #define JAVA_FDIV 110
920 #define ICMD_FDIV 110
922 #define JAVA_DDIV 111
923 #define ICMD_DDIV 111
925 #define JAVA_IREM 112
926 #define ICMD_IREM 112
928 #define JAVA_LREM 113
929 #define ICMD_LREM 113
931 #define JAVA_FREM 114
932 #define ICMD_FREM 114
934 #define JAVA_DREM 115
935 #define ICMD_DREM 115
937 #define JAVA_INEG 116
938 #define ICMD_INEG 116
940 #define JAVA_LNEG 117
941 #define ICMD_LNEG 117
943 #define JAVA_FNEG 118
944 #define ICMD_FNEG 118
946 #define JAVA_DNEG 119
947 #define ICMD_DNEG 119
949 #define JAVA_ISHL 120
950 #define ICMD_ISHL 120
952 #define JAVA_LSHL 121
953 #define ICMD_LSHL 121
955 #define JAVA_ISHR 122
956 #define ICMD_ISHR 122
958 #define JAVA_LSHR 123
959 #define ICMD_LSHR 123
961 #define JAVA_IUSHR 124
962 #define ICMD_IUSHR 124
964 #define JAVA_LUSHR 125
965 #define ICMD_LUSHR 125
967 #define JAVA_IAND 126
968 #define ICMD_IAND 126
970 #define JAVA_LAND 127
971 #define ICMD_LAND 127
979 #define JAVA_IXOR 130
980 #define ICMD_IXOR 130
982 #define JAVA_LXOR 131
983 #define ICMD_LXOR 131
985 #define JAVA_IINC 132
986 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
1000 #define JAVA_L2F 137
1001 #define ICMD_L2F 137
1003 #define JAVA_L2D 138
1004 #define ICMD_L2D 138
1006 #define JAVA_F2I 139
1007 #define ICMD_F2I 139
1009 #define JAVA_F2L 140
1010 #define ICMD_F2L 140
1012 #define JAVA_F2D 141
1013 #define ICMD_F2D 141
1015 #define JAVA_D2I 142
1016 #define ICMD_D2I 142
1018 #define JAVA_D2L 143
1019 #define ICMD_D2L 143
1021 #define JAVA_D2F 144
1022 #define ICMD_D2F 144
1024 #define JAVA_INT2BYTE 145
1025 #define ICMD_INT2BYTE 145
1027 #define JAVA_INT2CHAR 146
1028 #define ICMD_INT2CHAR 146
1030 #define JAVA_INT2SHORT 147
1031 #define ICMD_INT2SHORT 147
1033 #define JAVA_LCMP 148
1034 #define ICMD_LCMP 148
1036 #define JAVA_FCMPL 149
1037 #define ICMD_FCMPL 149
1039 #define JAVA_FCMPG 150
1040 #define ICMD_FCMPG 150
1042 #define JAVA_DCMPL 151
1043 #define ICMD_DCMPL 151
1045 #define JAVA_DCMPG 152
1046 #define ICMD_DCMPG 152
1048 #define JAVA_IFEQ 153
1049 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
1051 #define JAVA_IFNE 154
1052 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
1054 #define JAVA_IFLT 155
1055 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
1057 #define JAVA_IFGE 156
1058 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
1060 #define JAVA_IFGT 157
1061 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
1063 #define JAVA_IFLE 158
1064 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
1066 #define JAVA_IF_ICMPEQ 159
1067 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
1069 #define JAVA_IF_ICMPNE 160
1070 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
1072 #define JAVA_IF_ICMPLT 161
1073 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
1075 #define JAVA_IF_ICMPGE 162
1076 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
1078 #define JAVA_IF_ICMPGT 163
1079 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
1081 #define JAVA_IF_ICMPLE 164
1082 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
1084 #define JAVA_IF_ACMPEQ 165
1085 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
1087 #define JAVA_IF_ACMPNE 166
1088 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
1090 #define JAVA_GOTO 167
1091 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
1093 #define JAVA_JSR 168
1094 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
1096 #define JAVA_RET 169
1097 #define ICMD_RET 169 /* op1 = local variable */
1099 #define JAVA_TABLESWITCH 170
1100 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
1101 /* length must be computed */
1102 #define JAVA_LOOKUPSWITCH 171
1103 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
1104 /* length must be computed */
1105 #define JAVA_IRETURN 172
1106 #define ICMD_IRETURN 172
1108 #define JAVA_LRETURN 173
1109 #define ICMD_LRETURN 173
1111 #define JAVA_FRETURN 174
1112 #define ICMD_FRETURN 174
1114 #define JAVA_DRETURN 175
1115 #define ICMD_DRETURN 175
1117 #define JAVA_ARETURN 176
1118 #define ICMD_ARETURN 176
1120 #define JAVA_RETURN 177
1121 #define ICMD_RETURN 177
1123 #define JAVA_GETSTATIC 178
1124 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
1126 #define JAVA_PUTSTATIC 179
1127 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
1129 #define JAVA_GETFIELD 180
1130 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
1132 #define JAVA_PUTFIELD 181
1133 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
1135 #define JAVA_INVOKEVIRTUAL 182
1136 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
1138 #define JAVA_INVOKESPECIAL 183
1139 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
1141 #define JAVA_INVOKESTATIC 184
1142 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
1144 #define JAVA_INVOKEINTERFACE 185
1145 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
1149 #define JAVA_NEW 187
1150 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
1152 #define JAVA_NEWARRAY 188
1153 #define ICMD_NEWARRAY 188 /* op1 = basic type */
1155 #define JAVA_ANEWARRAY 189
1156 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
1157 /* op1 = 1, val.a = class pointer */
1158 #define JAVA_ARRAYLENGTH 190
1159 #define ICMD_ARRAYLENGTH 190
1161 #define JAVA_ATHROW 191
1162 #define ICMD_ATHROW 191
1164 #define JAVA_CHECKCAST 192
1165 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
1166 /* op1 = 1, val.a = class pointer */
1167 #define JAVA_INSTANCEOF 193
1168 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
1169 /* op1 = 1, val.a = class pointer */
1170 #define JAVA_MONITORENTER 194
1171 #define ICMD_MONITORENTER 194
1173 #define JAVA_MONITOREXIT 195
1174 #define ICMD_MONITOREXIT 195
1176 #define JAVA_WIDE 196
1178 #define JAVA_MULTIANEWARRAY 197
1179 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
1181 #define JAVA_IFNULL 198
1182 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
1184 #define JAVA_IFNONNULL 199
1185 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
1187 #define JAVA_GOTO_W 200
1189 #define JAVA_JSR_W 201
1191 #define JAVA_BREAKPOINT 202
1195 #define ICMD_IASTORECONST 204
1196 #define ICMD_LASTORECONST 205
1197 #define ICMD_FASTORECONST 206
1198 #define ICMD_DASTORECONST 207
1199 #define ICMD_AASTORECONST 208
1200 #define ICMD_BASTORECONST 209
1201 #define ICMD_CASTORECONST 210
1202 #define ICMD_SASTORECONST 211
1204 #define ICMD_PUTSTATICCONST 212
1205 #define ICMD_PUTFIELDCONST 213
1207 #define ICMD_IMULPOW2 214
1208 #define ICMD_LMULPOW2 215
1210 #define ICMD_IF_FCMPEQ 216
1211 #define ICMD_IF_FCMPNE 217
1213 #define ICMD_IF_FCMPL_LT 218
1214 #define ICMD_IF_FCMPL_GE 219
1215 #define ICMD_IF_FCMPL_GT 220
1216 #define ICMD_IF_FCMPL_LE 221
1218 #define ICMD_IF_FCMPG_LT 222
1219 #define ICMD_IF_FCMPG_GE 223
1220 #define ICMD_IF_FCMPG_GT 224
1221 #define ICMD_IF_FCMPG_LE 225
1223 #define ICMD_IF_DCMPEQ 226
1224 #define ICMD_IF_DCMPNE 227
1226 #define ICMD_IF_DCMPL_LT 228
1227 #define ICMD_IF_DCMPL_GE 229
1228 #define ICMD_IF_DCMPL_GT 230
1229 #define ICMD_IF_DCMPL_LE 231
1231 #define ICMD_IF_DCMPG_LT 232
1232 #define ICMD_IF_DCMPG_GE 233
1233 #define ICMD_IF_DCMPG_GT 234
1234 #define ICMD_IF_DCMPG_LE 235
1236 #define ICMD_INLINE_START 251 /* instruction before inlined method */
1237 #define ICMD_INLINE_END 252 /* instruction after inlined method */
1238 #define ICMD_INLINE_BODY 253 /* start of inlined body */
1240 #define ICMD_BUILTIN 255 /* internal opcode */
1243 /***************************** register types *********************************/
1245 #define REG_RES 0 /* reserved register for OS or code generator */
1246 #define REG_RET 1 /* return value register */
1247 #define REG_EXC 2 /* exception value register */
1248 #define REG_SAV 3 /* (callee) saved register */
1249 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1250 #define REG_ARG 5 /* argument register (caller saved) */
1252 #define REG_END -1 /* last entry in tables */
1254 #define PARAMMODE_NUMBERED 0
1255 #define PARAMMODE_STUFFED 1
1258 /* function prototypes ********************************************************/
1260 /* compiler initialisation */
1261 void jit_init(void);
1263 /* compiler finalisation */
1264 void jit_close(void);
1266 /* create a new jitdata */
1267 jitdata *jit_jitdata_new(methodinfo *m);
1269 /* compile a method with jit compiler */
1270 u1 *jit_compile(methodinfo *m);
1271 u1 *jit_recompile(methodinfo *m);
1273 void jit_invalidate_code(methodinfo *m);
1274 codeinfo *jit_get_current_code(methodinfo *m);
1275 void jit_request_optimization(methodinfo *m);
1277 /* patch the method entrypoint */
1278 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra);
1280 s4 jit_complement_condition(s4 opcode);
1282 void jit_renumber_basicblocks(jitdata *jd);
1283 #if !defined(NDEBUG)
1284 void jit_check_basicblock_numbers(jitdata *jd);
1291 * These are local overrides for various environment variables in Emacs.
1292 * Please do not remove this and leave it at the end of the file, where
1293 * Emacs will automagically detect them.
1294 * ---------------------------------------------------------------------
1297 * indent-tabs-mode: t
1301 * vim:noexpandtab:sw=4:ts=4: