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
32 $Id: jit.h 5998 2006-11-15 23:15:13Z edwin $
40 /* forward typedefs ***********************************************************/
42 typedef struct jitdata jitdata;
43 typedef struct stackelement stackelement;
44 typedef stackelement *stackptr;
45 typedef struct basicblock basicblock;
46 typedef struct branchref branchref;
47 typedef struct instruction instruction;
48 typedef struct insinfo_inline insinfo_inline;
49 typedef struct exception_entry exception_entry;
55 #include "toolbox/chain.h"
56 #include "vm/global.h"
57 #include "vm/method.h"
58 #include "vm/references.h"
59 #include "vm/resolve.h"
60 #include "vm/statistics.h"
61 #include "vm/jit/codegen-common.h"
62 #include "vm/jit/reg.h"
63 #include "vm/jit/stacktrace.h"
64 #include "vm/jit/replace.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 */
136 s4 maxlocals; /* max. number of javalocals */
138 interface_info *interface_map; /* interface variables (for simplereg) */
139 s4 maxinterfaces; /* max. number of interface variables */
141 s4 exceptiontablelength; /* exceptiontable length */
142 exception_entry *exceptiontable; /* the exceptiontable */
144 basicblock *returnblock; /* block containing the *RETURN */
145 /* (only use if returncount==1) */
146 s4 returncount; /* number of return instructions */
147 bool branchtoentry; /* true if first block is a target */
148 bool branchtoend; /* true if end dummy is a target */
154 #define JITDATA_FLAG_PARSE 0x00000001
155 #define JITDATA_FLAG_VERIFY 0x00000002
157 #define JITDATA_FLAG_INSTRUMENT 0x00000004
159 #define JITDATA_FLAG_IFCONV 0x00000008
160 #define JITDATA_FLAG_REORDER 0x00000010
162 #define JITDATA_FLAG_SHOWINTERMEDIATE 0x20000000
163 #define JITDATA_FLAG_SHOWDISASSEMBLE 0x40000000
164 #define JITDATA_FLAG_VERBOSECALL 0x80000000
167 #define JITDATA_HAS_FLAG_PARSE(jd) \
168 ((jd)->flags & JITDATA_FLAG_PARSE)
170 #define JITDATA_HAS_FLAG_VERIFY(jd) \
171 ((jd)->flags & JITDATA_FLAG_VERIFY)
173 #define JITDATA_HAS_FLAG_INSTRUMENT(jd) \
174 ((jd)->flags & JITDATA_FLAG_INSTRUMENT)
176 #define JITDATA_HAS_FLAG_IFCONV(jd) \
177 ((jd)->flags & JITDATA_FLAG_IFCONV)
179 #define JITDATA_HAS_FLAG_REORDER(jd) \
180 ((jd)->flags & JITDATA_FLAG_REORDER)
182 #define JITDATA_HAS_FLAG_SHOWINTERMEDIATE(jd) \
183 ((jd)->flags & JITDATA_FLAG_SHOWINTERMEDIATE)
185 #define JITDATA_HAS_FLAG_SHOWDISASSEMBLE(jd) \
186 ((jd)->flags & JITDATA_FLAG_SHOWDISASSEMBLE)
188 #define JITDATA_HAS_FLAG_VERBOSECALL(jd) \
189 ((jd)->flags & JITDATA_FLAG_VERBOSECALL)
192 /* macros for accessing variables *********************************************
194 Use VAROP for s1, s2, s3 and dst operands (eg. VAROP(iptr->s1)),
195 use VAR if you have the variable index (eg. VAR(iptr->sx.s23.s2.args[0])).
197 ******************************************************************************/
199 #define VAROP(v) (jd->var + (v).varindex)
200 #define VAR(i) (jd->var + (i))
203 /* exception_entry ************************************************************/
205 struct exception_entry {
209 classref_or_classinfo catchtype; /* catchtype of exc. (NULL == catchall) */
210 exception_entry *next; /* next in list of exceptions when */
211 /* loops are copied */
212 exception_entry *down; /* next exception_entry */
216 /* stack element structure ****************************************************/
220 #define SAVEDVAR 1 /* variable has to survive method invocations */
221 #define INMEMORY 2 /* variable stored in memory */
222 #define SAVREG 4 /* allocated to a saved register */
223 #define ARGREG 8 /* allocated to an arg register */
224 #define PASSTHROUGH 32 /* stackslot was passed-through by an ICMD */
225 #define PREALLOC 64 /* preallocated var like for ARGVARS. Used */
226 /* with the new var system */
227 #define INOUT 128 /* variable is an invar or/and an outvar */
229 #define IS_SAVEDVAR(x) ((x) & SAVEDVAR)
230 #define IS_INMEMORY(x) ((x) & INMEMORY)
235 #define UNDEFVAR 0 /* stack slot will become temp during regalloc*/
236 #define TEMPVAR 1 /* stack slot is temp register */
237 #define STACKVAR 2 /* stack slot is numbered stack slot */
238 #define LOCALVAR 3 /* stack slot is local variable */
239 #define ARGVAR 4 /* stack slot is argument variable */
242 struct stackelement {
243 stackptr prev; /* pointer to next element towards bottom */
244 instruction *creator; /* instruction that created this element */
245 s4 type; /* slot type of stack element */
246 s4 flags; /* flags (SAVED, INMEMORY) */
247 s4 varkind; /* kind of variable or register */
248 s4 varnum; /* number of variable */
252 /**************************** instruction structure ***************************/
254 /* branch_target_t: used in TABLESWITCH tables */
257 s4 insindex; /* used between parse and stack */
258 basicblock *block; /* used from stack analysis onwards */
261 /* lookup_target_t: used in LOOKUPSWITCH tables */
264 s4 value; /* case value */
265 branch_target_t target; /* branch target, see above */
280 classref_or_classinfo c;
281 unresolved_class *uc;
282 ptrint constval; /* for PUT*CONST */
283 s4 tablelow; /* for TABLESWITCH */
284 u4 lookupcount; /* for LOOKUPSWITCH */
292 classref_or_classinfo c;
293 constant_FMIref *fmiref;
294 unresolved_method *um;
295 unresolved_field *uf;
296 insinfo_inline *inlineinfo; /* for INLINE_START/END */
297 s4 tablehigh; /* for TABLESWITCH */
298 branch_target_t lookupdefault; /* for LOOKUPSWITCH */
299 branch_target_t jsrtarget; /* for JSR */
300 s4 javaindex; /* for *STORE */
301 struct builtintable_entry *bte;
304 /*** val operand ***/
312 java_objectheader *stringconst; /* for ACONST with string */
313 classref_or_classinfo c; /* for ACONST with class */
316 /*** dst operand ***/
320 basicblock *block; /* valid after stack analysis */
321 branch_target_t *table; /* for TABLESWITCH */
322 lookup_target_t *lookup; /* for LOOKUPSWITCH */
323 s4 insindex; /* used between parse and stack */
326 /*** flags (32 bits) ***/
328 #define INS_FLAG_UNRESOLVED 0x01 /* contains unresolved field/meth/class*/
329 #define INS_FLAG_CLASS 0x02 /* for ACONST with class */
330 #define INS_FLAG_ARRAY 0x04 /* for CHECKCAST/INSTANCEOF with array */
331 #define INS_FLAG_CHECK 0x08 /* for *ALOAD|*ASTORE: check index */
332 /* for BUILTIN: check exception */
333 #define INS_FLAG_KILL_PREV 0x02 /* for *STORE, invalidate prev local */
334 #define INS_FLAG_KILL_NEXT 0x04 /* for *STORE, invalidate next local */
335 #define INS_FLAG_RETADDR 0x08 /* for ASTORE: op is a returnAddress */
337 #define INS_FLAG_ID_SHIFT 4
338 #define INS_FLAG_ID_MASK (~0 << INS_FLAG_ID_SHIFT)
344 /*** instruction ***/
346 /* The instruction format for the intermediate representation: */
350 u2 line; /* line number */
351 #if SIZEOF_VOID_P == 8
352 flags_operand_t flags; /* 4 bytes */
354 s1_operand_t s1; /* pointer-size */
357 s2_operand_t s2; /* pointer-size */
358 s3_operand_t s3; /* pointer-size */
360 val_operand_t val; /* long-size */
362 dst_operand_t dst; /* pointer-size */
363 #if SIZEOF_VOID_P == 4
364 flags_operand_t flags; /* 4 bytes */
369 #define INSTRUCTION_IS_RESOLVED(iptr) \
370 (!((iptr)->flags.bits & INS_FLAG_UNRESOLVED))
372 #define INSTRUCTION_IS_UNRESOLVED(iptr) \
373 ((iptr)->flags.bits & INS_FLAG_UNRESOLVED)
375 #define INSTRUCTION_MUST_CHECK(iptr) \
376 ((iptr)->flags.bits & INS_FLAG_CHECK)
378 #define INSTRUCTION_GET_FIELDREF(iptr,fref) \
380 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
381 fref = iptr->sx.s23.s3.uf->fieldref; \
383 fref = iptr->sx.s23.s3.fmiref; \
386 #define INSTRUCTION_GET_METHODREF(iptr,mref) \
388 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
389 mref = iptr->sx.s23.s3.um->methodref; \
391 mref = iptr->sx.s23.s3.fmiref; \
394 #define INSTRUCTION_GET_METHODDESC(iptr, md) \
396 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
397 md = iptr->sx.s23.s3.um->methodref->parseddesc.md; \
399 md = iptr->sx.s23.s3.fmiref->parseddesc.md; \
403 /* additional info structs for special instructions ***************************/
405 /* for ICMD_INLINE_START and ICMD_INLINE_END */
407 struct insinfo_inline {
408 /* fields copied from the inlining tree ----------------------------------*/
409 insinfo_inline *parent; /* insinfo of the surrounding inlining, if any*/
410 methodinfo *method; /* the inlined method starting/ending here */
411 methodinfo *outer; /* the outer method suspended/resumed here */
412 s4 synclocal; /* local index used for synchronization */
413 bool synchronize; /* true if synchronization is needed */
414 s4 throughcount; /* total # of pass-through variables */
415 s4 paramcount; /* number of parameters of original call */
416 s4 stackvarscount; /* source stackdepth at INLINE_START */
417 s4 *stackvars; /* stack vars at INLINE_START */
419 /* fields set by inlining ------------------------------------------------*/
420 s4 *javalocals_start; /* javalocals at start of inlined body */
421 s4 *javalocals_end; /* javalocals after inlined body */
423 /* fields set by replacement point creation ------------------------------*/
424 rplpoint *rp; /* replacement point at INLINE_START */
426 /* fields set by the codegen ---------------------------------------------*/
427 s4 startmpc; /* machine code offset of start of inlining */
431 /* basicblock *****************************************************************/
440 #define BBTYPECHECK_UNDEF 2
441 #define BBTYPECHECK_REACHED 3
443 #define BBTYPE_STD 0 /* standard basic block type */
444 #define BBTYPE_EXH 1 /* exception handler basic block type */
445 #define BBTYPE_SBR 2 /* subroutine basic block type */
447 #define BBFLAG_REPLACEMENT 0x01 /* put a replacement point at the start */
449 /* XXX basicblock wastes quite a lot of memory by having four flag fields */
450 /* (flags, bitflags, type and lflags). Probably the last three could be */
451 /* combined without loss of efficiency. The first one could be combined with */
452 /* the others by using bitfields. */
454 /* XXX "flags" should probably be called "state", as it is an integer state */
457 s4 nr; /* basic block number */
458 s4 flags; /* used during stack analysis, init with -1 */
459 s4 bitflags; /* OR of BBFLAG_... constants, init with 0 */
460 s4 type; /* basic block type (std, xhandler, subroutine*/
461 s4 lflags; /* used during loop copying, init with 0 */
463 s4 icount; /* number of intermediate code instructions */
464 instruction *iinstr; /* pointer to intermediate code instructions */
466 varinfo *inlocals; /* copy of locals on block entry */
467 s4 *javalocals; /* map from java locals to cacao variables */
468 s4 *invars; /* array of in-variables at begin of block */
469 s4 *outvars; /* array of out-variables at end of block */
470 s4 indepth; /* stack depth at begin of basic block */
471 s4 outdepth; /* stack depth end of basic block */
472 s4 varstart; /* index of first non-invar block variable */
473 s4 varcount; /* number of non-invar block variables */
477 basicblock **predecessors; /* array of predecessor basic blocks */
478 basicblock **successors; /* array of successor basic blocks */
480 branchref *branchrefs; /* list of branches to be patched */
482 basicblock *next; /* used to build a BB list (instead of array) */
483 basicblock *copied_to; /* points to the copy of this basic block */
484 /* when loop nodes are copied */
485 basicblock *original; /* block of which this block is a clone */
486 /* NULL for the original block itself */
487 methodinfo *method; /* method this block belongs to */
488 insinfo_inline *inlineinfo; /* inlineinfo for the start of this block */
490 s4 mpc; /* machine code pc at start of block */
494 /* Macro for initializing newly allocated basic block's. It does not
495 need to zero fields, as we zero out the whole basic block array. */
497 #define BASICBLOCK_INIT(bptr,m) \
501 bptr->type = BBTYPE_STD; \
502 bptr->method = (m); \
506 /* branchref *****************************************************************/
509 s4 branchpos; /* patching position in code segment */
510 branchref *next; /* next element in branchref list */
514 /* data-flow constants for the ICMD table ************************************/
521 #define DF_DST_BASE 4 /* from this value on, iptr->dst is a variable */
523 #define DF_0_TO_1 (DF_DST_BASE + 0)
524 #define DF_1_TO_1 (DF_DST_BASE + 1)
525 #define DF_2_TO_1 (DF_DST_BASE + 2)
526 #define DF_3_TO_1 (DF_DST_BASE + 3)
527 #define DF_N_TO_1 (DF_DST_BASE + 4)
529 #define DF_INVOKE (DF_DST_BASE + 5)
530 #define DF_BUILTIN (DF_DST_BASE + 6)
532 #define DF_COPY (DF_DST_BASE + 7)
533 #define DF_MOVE (DF_DST_BASE + 8)
539 #define DF_DUP2_X1 -1
540 #define DF_DUP2_X2 -1
543 /* special data-flow recognized by verify/generate.pl: */
544 #define DF_LOAD DF_COPY
545 #define DF_STORE DF_MOVE
546 #define DF_IINC DF_1_TO_1
547 #define DF_POP DF_1_TO_0
548 #define DF_POP2 DF_2_TO_0
551 /* control-flow constants for the ICMD table *********************************/
556 #define CF_END_BASE 2 /* from here on, they mark the end of a superblock */
558 #define CF_END (CF_END_BASE + 0)
559 #define CF_GOTO (CF_END_BASE + 1)
560 #define CF_TABLE (CF_END_BASE + 2)
561 #define CF_LOOKUP (CF_END_BASE + 3)
562 #define CF_JSR (CF_END_BASE + 4)
563 #define CF_RET (CF_END_BASE + 5)
566 /* flag constants for the ICMD table *****************************************/
568 #define ICMDTABLE_PEI 0x0001 /* ICMD may throw an exception */
569 #define ICMDTABLE_CALLS 0x0002 /* needs registers to be saved, may call */
572 /* ICMD table entry **********************************************************/
574 typedef struct icmdtable_entry_t icmdtable_entry_t;
576 struct icmdtable_entry_t {
578 char *name; /* name, without ICMD_ prefix */
580 s4 dataflow; /* a DF_ constant, see above */
581 s4 controlflow; /* a CF_ constant, see above */
582 s4 flags; /* a combination of ICMDTABLE_ flags */
586 /* the ICMD table ************************************************************/
588 extern icmdtable_entry_t icmd_table[256];
591 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
593 extern char *opcode_names[256];
594 extern int jcommandsize[256];
595 extern int stackreq[256];
600 #define JAVA_ACONST_NULL 1
601 #define ICMD_ACONST 1 /* val.a = constant */
603 #define JAVA_ICONST_M1 2
604 #define ICMD_CHECKNULL 2
606 #define JAVA_ICONST_0 3
607 #define ICMD_ICONST 3 /* val.i = constant */
609 #define JAVA_ICONST_1 4
611 #define JAVA_ICONST_2 5
612 #define ICMD_IDIVPOW2 5 /* val.i = constant */
614 #define JAVA_ICONST_3 6
615 #define ICMD_LDIVPOW2 6 /* val.l = constant */
617 #define JAVA_ICONST_4 7
619 #define JAVA_ICONST_5 8
621 #define JAVA_LCONST_0 9
622 #define ICMD_LCONST 9 /* val.l = constant */
624 #define JAVA_LCONST_1 10
625 #define ICMD_LCMPCONST 10 /* val.l = constant */
627 #define JAVA_FCONST_0 11
628 #define ICMD_FCONST 11 /* val.f = constant */
630 #define JAVA_FCONST_1 12
632 #define JAVA_FCONST_2 13
634 #define JAVA_DCONST_0 14
635 #define ICMD_DCONST 14 /* val.d = constant */
637 #define JAVA_DCONST_1 15
640 #define JAVA_BIPUSH 16
643 #define JAVA_SIPUSH 17
649 #define JAVA_LDC2W 20
651 /* order of LOAD instructions must be */
652 /* equal to order of TYPE_* defines */
653 #define JAVA_ILOAD 21
654 #define ICMD_ILOAD 21 /* op1 = local variable */
656 #define JAVA_LLOAD 22
657 #define ICMD_LLOAD 22 /* op1 = local variable */
659 #define JAVA_FLOAD 23
660 #define ICMD_FLOAD 23 /* op1 = local variable */
662 #define JAVA_DLOAD 24
663 #define ICMD_DLOAD 24 /* op1 = local variable */
665 #define JAVA_ALOAD 25
666 #define ICMD_ALOAD 25 /* op1 = local variable */
668 #define JAVA_ILOAD_0 26
669 #define ICMD_IADDCONST 26 /* val.i = constant */
671 #define JAVA_ILOAD_1 27
672 #define ICMD_ISUBCONST 27 /* val.i = constant */
674 #define JAVA_ILOAD_2 28
675 #define ICMD_IMULCONST 28 /* val.i = constant */
677 #define JAVA_ILOAD_3 29
678 #define ICMD_IANDCONST 29 /* val.i = constant */
680 #define JAVA_LLOAD_0 30
681 #define ICMD_IORCONST 30 /* val.i = constant */
683 #define JAVA_LLOAD_1 31
684 #define ICMD_IXORCONST 31 /* val.i = constant */
686 #define JAVA_LLOAD_2 32
687 #define ICMD_ISHLCONST 32 /* val.i = constant */
689 #define JAVA_LLOAD_3 33
690 #define ICMD_ISHRCONST 33 /* val.i = constant */
692 #define JAVA_FLOAD_0 34
693 #define ICMD_IUSHRCONST 34 /* val.i = constant */
695 #define JAVA_FLOAD_1 35
696 #define ICMD_IREMPOW2 35 /* val.i = constant */
698 #define JAVA_FLOAD_2 36
699 #define ICMD_LADDCONST 36 /* val.l = constant */
701 #define JAVA_FLOAD_3 37
702 #define ICMD_LSUBCONST 37 /* val.l = constant */
704 #define JAVA_DLOAD_0 38
705 #define ICMD_LMULCONST 38 /* val.l = constant */
707 #define JAVA_DLOAD_1 39
708 #define ICMD_LANDCONST 39 /* val.l = constant */
710 #define JAVA_DLOAD_2 40
711 #define ICMD_LORCONST 40 /* val.l = constant */
713 #define JAVA_DLOAD_3 41
714 #define ICMD_LXORCONST 41 /* val.l = constant */
716 #define JAVA_ALOAD_0 42
717 #define ICMD_LSHLCONST 42 /* val.l = constant */
719 #define JAVA_ALOAD_1 43
720 #define ICMD_LSHRCONST 43 /* val.l = constant */
722 #define JAVA_ALOAD_2 44
723 #define ICMD_LUSHRCONST 44 /* val.l = constant */
725 #define JAVA_ALOAD_3 45
726 #define ICMD_LREMPOW2 45 /* val.l = constant */
728 #define JAVA_IALOAD 46
729 #define ICMD_IALOAD 46
731 #define JAVA_LALOAD 47
732 #define ICMD_LALOAD 47
734 #define JAVA_FALOAD 48
735 #define ICMD_FALOAD 48
737 #define JAVA_DALOAD 49
738 #define ICMD_DALOAD 49
740 #define JAVA_AALOAD 50
741 #define ICMD_AALOAD 50
743 #define JAVA_BALOAD 51
744 #define ICMD_BALOAD 51
746 #define JAVA_CALOAD 52
747 #define ICMD_CALOAD 52
749 #define JAVA_SALOAD 53
750 #define ICMD_SALOAD 53
752 /* order of STORE instructions must be*/
753 /* equal to order of TYPE_* defines */
754 #define JAVA_ISTORE 54
755 #define ICMD_ISTORE 54 /* op1 = local variable */
757 #define JAVA_LSTORE 55
758 #define ICMD_LSTORE 55 /* op1 = local variable */
760 #define JAVA_FSTORE 56
761 #define ICMD_FSTORE 56 /* op1 = local variable */
763 #define JAVA_DSTORE 57
764 #define ICMD_DSTORE 57 /* op1 = local variable */
766 #define JAVA_ASTORE 58
767 #define ICMD_ASTORE 58 /* op1 = local variable */
769 #define JAVA_ISTORE_0 59
770 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
772 #define JAVA_ISTORE_1 60
773 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
775 #define JAVA_ISTORE_2 61
776 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
778 #define JAVA_ISTORE_3 62
779 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
781 #define JAVA_LSTORE_0 63
782 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
784 #define JAVA_LSTORE_1 64
785 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
787 #define JAVA_LSTORE_2 65
788 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
790 #define JAVA_LSTORE_3 66
791 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
793 #define JAVA_FSTORE_0 67
794 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
796 #define JAVA_FSTORE_1 68
797 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
799 #define JAVA_FSTORE_2 69
800 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
802 #define JAVA_FSTORE_3 70
803 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
805 #define JAVA_DSTORE_0 71
807 #define JAVA_DSTORE_1 72
809 #define JAVA_DSTORE_2 73
811 #define JAVA_DSTORE_3 74
813 #define JAVA_ASTORE_0 75
815 #define JAVA_ASTORE_1 76
817 #define JAVA_ASTORE_2 77
819 #define JAVA_ASTORE_3 78
821 #define JAVA_IASTORE 79
822 #define ICMD_IASTORE 79
824 #define JAVA_LASTORE 80
825 #define ICMD_LASTORE 80
827 #define JAVA_FASTORE 81
828 #define ICMD_FASTORE 81
830 #define JAVA_DASTORE 82
831 #define ICMD_DASTORE 82
833 #define JAVA_AASTORE 83
834 #define ICMD_AASTORE 83
836 #define JAVA_BASTORE 84
837 #define ICMD_BASTORE 84
839 #define JAVA_CASTORE 85
840 #define ICMD_CASTORE 85
842 #define JAVA_SASTORE 86
843 #define ICMD_SASTORE 86
854 #define JAVA_DUP_X1 90
855 #define ICMD_DUP_X1 90
857 #define JAVA_DUP_X2 91
858 #define ICMD_DUP_X2 91
863 #define JAVA_DUP2_X1 93
864 #define ICMD_DUP2_X1 93
866 #define JAVA_DUP2_X2 94
867 #define ICMD_DUP2_X2 94
884 #define JAVA_ISUB 100
885 #define ICMD_ISUB 100
887 #define JAVA_LSUB 101
888 #define ICMD_LSUB 101
890 #define JAVA_FSUB 102
891 #define ICMD_FSUB 102
893 #define JAVA_DSUB 103
894 #define ICMD_DSUB 103
896 #define JAVA_IMUL 104
897 #define ICMD_IMUL 104
899 #define JAVA_LMUL 105
900 #define ICMD_LMUL 105
902 #define JAVA_FMUL 106
903 #define ICMD_FMUL 106
905 #define JAVA_DMUL 107
906 #define ICMD_DMUL 107
908 #define JAVA_IDIV 108
909 #define ICMD_IDIV 108
911 #define JAVA_LDIV 109
912 #define ICMD_LDIV 109
914 #define JAVA_FDIV 110
915 #define ICMD_FDIV 110
917 #define JAVA_DDIV 111
918 #define ICMD_DDIV 111
920 #define JAVA_IREM 112
921 #define ICMD_IREM 112
923 #define JAVA_LREM 113
924 #define ICMD_LREM 113
926 #define JAVA_FREM 114
927 #define ICMD_FREM 114
929 #define JAVA_DREM 115
930 #define ICMD_DREM 115
932 #define JAVA_INEG 116
933 #define ICMD_INEG 116
935 #define JAVA_LNEG 117
936 #define ICMD_LNEG 117
938 #define JAVA_FNEG 118
939 #define ICMD_FNEG 118
941 #define JAVA_DNEG 119
942 #define ICMD_DNEG 119
944 #define JAVA_ISHL 120
945 #define ICMD_ISHL 120
947 #define JAVA_LSHL 121
948 #define ICMD_LSHL 121
950 #define JAVA_ISHR 122
951 #define ICMD_ISHR 122
953 #define JAVA_LSHR 123
954 #define ICMD_LSHR 123
956 #define JAVA_IUSHR 124
957 #define ICMD_IUSHR 124
959 #define JAVA_LUSHR 125
960 #define ICMD_LUSHR 125
962 #define JAVA_IAND 126
963 #define ICMD_IAND 126
965 #define JAVA_LAND 127
966 #define ICMD_LAND 127
974 #define JAVA_IXOR 130
975 #define ICMD_IXOR 130
977 #define JAVA_LXOR 131
978 #define ICMD_LXOR 131
980 #define JAVA_IINC 132
981 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
1001 #define JAVA_F2I 139
1002 #define ICMD_F2I 139
1004 #define JAVA_F2L 140
1005 #define ICMD_F2L 140
1007 #define JAVA_F2D 141
1008 #define ICMD_F2D 141
1010 #define JAVA_D2I 142
1011 #define ICMD_D2I 142
1013 #define JAVA_D2L 143
1014 #define ICMD_D2L 143
1016 #define JAVA_D2F 144
1017 #define ICMD_D2F 144
1019 #define JAVA_INT2BYTE 145
1020 #define ICMD_INT2BYTE 145
1022 #define JAVA_INT2CHAR 146
1023 #define ICMD_INT2CHAR 146
1025 #define JAVA_INT2SHORT 147
1026 #define ICMD_INT2SHORT 147
1028 #define JAVA_LCMP 148
1029 #define ICMD_LCMP 148
1031 #define JAVA_FCMPL 149
1032 #define ICMD_FCMPL 149
1034 #define JAVA_FCMPG 150
1035 #define ICMD_FCMPG 150
1037 #define JAVA_DCMPL 151
1038 #define ICMD_DCMPL 151
1040 #define JAVA_DCMPG 152
1041 #define ICMD_DCMPG 152
1043 #define JAVA_IFEQ 153
1044 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
1046 #define JAVA_IFNE 154
1047 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
1049 #define JAVA_IFLT 155
1050 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
1052 #define JAVA_IFGE 156
1053 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
1055 #define JAVA_IFGT 157
1056 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
1058 #define JAVA_IFLE 158
1059 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
1061 #define JAVA_IF_ICMPEQ 159
1062 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
1064 #define JAVA_IF_ICMPNE 160
1065 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
1067 #define JAVA_IF_ICMPLT 161
1068 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
1070 #define JAVA_IF_ICMPGE 162
1071 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
1073 #define JAVA_IF_ICMPGT 163
1074 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
1076 #define JAVA_IF_ICMPLE 164
1077 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
1079 #define JAVA_IF_ACMPEQ 165
1080 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
1082 #define JAVA_IF_ACMPNE 166
1083 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
1085 #define JAVA_GOTO 167
1086 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
1088 #define JAVA_JSR 168
1089 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
1091 #define JAVA_RET 169
1092 #define ICMD_RET 169 /* op1 = local variable */
1094 #define JAVA_TABLESWITCH 170
1095 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
1096 /* length must be computed */
1097 #define JAVA_LOOKUPSWITCH 171
1098 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
1099 /* length must be computed */
1100 #define JAVA_IRETURN 172
1101 #define ICMD_IRETURN 172
1103 #define JAVA_LRETURN 173
1104 #define ICMD_LRETURN 173
1106 #define JAVA_FRETURN 174
1107 #define ICMD_FRETURN 174
1109 #define JAVA_DRETURN 175
1110 #define ICMD_DRETURN 175
1112 #define JAVA_ARETURN 176
1113 #define ICMD_ARETURN 176
1115 #define JAVA_RETURN 177
1116 #define ICMD_RETURN 177
1118 #define JAVA_GETSTATIC 178
1119 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
1121 #define JAVA_PUTSTATIC 179
1122 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
1124 #define JAVA_GETFIELD 180
1125 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
1127 #define JAVA_PUTFIELD 181
1128 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
1130 #define JAVA_INVOKEVIRTUAL 182
1131 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
1133 #define JAVA_INVOKESPECIAL 183
1134 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
1136 #define JAVA_INVOKESTATIC 184
1137 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
1139 #define JAVA_INVOKEINTERFACE 185
1140 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
1144 #define JAVA_NEW 187
1145 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
1147 #define JAVA_NEWARRAY 188
1148 #define ICMD_NEWARRAY 188 /* op1 = basic type */
1150 #define JAVA_ANEWARRAY 189
1151 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
1152 /* op1 = 1, val.a = class pointer */
1153 #define JAVA_ARRAYLENGTH 190
1154 #define ICMD_ARRAYLENGTH 190
1156 #define JAVA_ATHROW 191
1157 #define ICMD_ATHROW 191
1159 #define JAVA_CHECKCAST 192
1160 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
1161 /* op1 = 1, val.a = class pointer */
1162 #define JAVA_INSTANCEOF 193
1163 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
1164 /* op1 = 1, val.a = class pointer */
1165 #define JAVA_MONITORENTER 194
1166 #define ICMD_MONITORENTER 194
1168 #define JAVA_MONITOREXIT 195
1169 #define ICMD_MONITOREXIT 195
1171 #define JAVA_WIDE 196
1173 #define JAVA_MULTIANEWARRAY 197
1174 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
1176 #define JAVA_IFNULL 198
1177 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
1179 #define JAVA_IFNONNULL 199
1180 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
1182 #define JAVA_GOTO_W 200
1184 #define JAVA_JSR_W 201
1186 #define JAVA_BREAKPOINT 202
1190 #define ICMD_IASTORECONST 204
1191 #define ICMD_LASTORECONST 205
1192 #define ICMD_FASTORECONST 206
1193 #define ICMD_DASTORECONST 207
1194 #define ICMD_AASTORECONST 208
1195 #define ICMD_BASTORECONST 209
1196 #define ICMD_CASTORECONST 210
1197 #define ICMD_SASTORECONST 211
1199 #define ICMD_PUTSTATICCONST 212
1200 #define ICMD_PUTFIELDCONST 213
1202 #define ICMD_IMULPOW2 214
1203 #define ICMD_LMULPOW2 215
1205 #define ICMD_IF_FCMPEQ 216
1206 #define ICMD_IF_FCMPNE 217
1208 #define ICMD_IF_FCMPL_LT 218
1209 #define ICMD_IF_FCMPL_GE 219
1210 #define ICMD_IF_FCMPL_GT 220
1211 #define ICMD_IF_FCMPL_LE 221
1213 #define ICMD_IF_FCMPG_LT 222
1214 #define ICMD_IF_FCMPG_GE 223
1215 #define ICMD_IF_FCMPG_GT 224
1216 #define ICMD_IF_FCMPG_LE 225
1218 #define ICMD_IF_DCMPEQ 226
1219 #define ICMD_IF_DCMPNE 227
1221 #define ICMD_IF_DCMPL_LT 228
1222 #define ICMD_IF_DCMPL_GE 229
1223 #define ICMD_IF_DCMPL_GT 230
1224 #define ICMD_IF_DCMPL_LE 231
1226 #define ICMD_IF_DCMPG_LT 232
1227 #define ICMD_IF_DCMPG_GE 233
1228 #define ICMD_IF_DCMPG_GT 234
1229 #define ICMD_IF_DCMPG_LE 235
1231 #define ICMD_INLINE_START 251 /* instruction before inlined method */
1232 #define ICMD_INLINE_END 252 /* instruction after inlined method */
1233 #define ICMD_INLINE_GOTO 253 /* jump to caller of inlined method */
1235 #define ICMD_BUILTIN 255 /* internal opcode */
1238 /***************************** register types *********************************/
1240 #define REG_RES 0 /* reserved register for OS or code generator */
1241 #define REG_RET 1 /* return value register */
1242 #define REG_EXC 2 /* exception value register */
1243 #define REG_SAV 3 /* (callee) saved register */
1244 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1245 #define REG_ARG 5 /* argument register (caller saved) */
1247 #define REG_END -1 /* last entry in tables */
1249 #define PARAMMODE_NUMBERED 0
1250 #define PARAMMODE_STUFFED 1
1253 /* function prototypes ********************************************************/
1255 /* compiler initialisation */
1256 void jit_init(void);
1258 /* compiler finalisation */
1259 void jit_close(void);
1261 /* create a new jitdata */
1262 jitdata *jit_jitdata_new(methodinfo *m);
1264 /* compile a method with jit compiler */
1265 u1 *jit_compile(methodinfo *m);
1266 u1 *jit_recompile(methodinfo *m);
1268 void jit_invalidate_code(methodinfo *m);
1270 /* patch the method entrypoint */
1271 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra);
1273 s4 jit_complement_condition(s4 opcode);
1275 void jit_renumber_basicblocks(jitdata *jd);
1276 #if !defined(NDEBUG)
1277 void jit_check_basicblock_numbers(jitdata *jd);
1280 /* machine dependent functions */
1281 #if defined(ENABLE_JIT)
1284 u1 *md_get_method_patch_address(u1 *ra, stackframeinfo *sfi, u1 *mptr);
1286 void md_cacheflush(u1 *addr, s4 nbytes);
1287 void md_icacheflush(u1 *addr, s4 nbytes);
1288 void md_dcacheflush(u1 *addr, s4 nbytes);
1291 #if defined(ENABLE_INTRP)
1292 void intrp_md_init(void);
1299 * These are local overrides for various environment variables in Emacs.
1300 * Please do not remove this and leave it at the end of the file, where
1301 * Emacs will automagically detect them.
1302 * ---------------------------------------------------------------------
1305 * indent-tabs-mode: t
1309 * vim:noexpandtab:sw=4:ts=4: