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 5923 2006-11-05 22:46:11Z 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 */
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 */
341 /*** instruction ***/
343 /* The instruction format for the intermediate representation: */
347 u2 line; /* line number */
348 #if SIZEOF_VOID_P == 8
349 flags_operand_t flags; /* 4 bytes */
351 s1_operand_t s1; /* pointer-size */
354 s2_operand_t s2; /* pointer-size */
355 s3_operand_t s3; /* pointer-size */
357 val_operand_t val; /* long-size */
359 dst_operand_t dst; /* pointer-size */
360 #if SIZEOF_VOID_P == 4
361 flags_operand_t flags; /* 4 bytes */
366 #define INSTRUCTION_IS_RESOLVED(iptr) \
367 (!((iptr)->flags.bits & INS_FLAG_UNRESOLVED))
369 #define INSTRUCTION_IS_UNRESOLVED(iptr) \
370 ((iptr)->flags.bits & INS_FLAG_UNRESOLVED)
372 #define INSTRUCTION_MUST_CHECK(iptr) \
373 ((iptr)->flags.bits & INS_FLAG_CHECK)
375 #define INSTRUCTION_GET_FIELDREF(iptr,fref) \
377 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
378 fref = iptr->sx.s23.s3.uf->fieldref; \
380 fref = iptr->sx.s23.s3.fmiref; \
383 #define INSTRUCTION_GET_METHODREF(iptr,mref) \
385 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
386 mref = iptr->sx.s23.s3.um->methodref; \
388 mref = iptr->sx.s23.s3.fmiref; \
391 #define INSTRUCTION_GET_METHODDESC(iptr, md) \
393 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
394 md = iptr->sx.s23.s3.um->methodref->parseddesc.md; \
396 md = iptr->sx.s23.s3.fmiref->parseddesc.md; \
400 /* additional info structs for special instructions ***************************/
402 /* for ICMD_INLINE_START and ICMD_INLINE_END */
404 struct insinfo_inline {
405 methodinfo *method; /* the inlined method starting/ending here */
406 methodinfo *outer; /* the outer method suspended/resumed here */
407 s4 startmpc; /* machine code offset of start of inlining */
408 s4 synclocal; /* local index used for synchronization */
409 bool synchronize; /* true if synchronization is needed */
412 /* basicblock *****************************************************************/
421 #define BBTYPECHECK_UNDEF 2
422 #define BBTYPECHECK_REACHED 3
424 #define BBTYPE_STD 0 /* standard basic block type */
425 #define BBTYPE_EXH 1 /* exception handler basic block type */
426 #define BBTYPE_SBR 2 /* subroutine basic block type */
428 #define BBFLAG_REPLACEMENT 0x01 /* put a replacement point at the start */
430 /* XXX basicblock wastes quite a lot of memory by having four flag fields */
431 /* (flags, bitflags, type and lflags). Probably the last three could be */
432 /* combined without loss of efficiency. The first one could be combined with */
433 /* the others by using bitfields. */
435 /* XXX "flags" should probably be called "state", as it is an integer state */
438 s4 nr; /* basic block number */
439 s4 flags; /* used during stack analysis, init with -1 */
440 s4 bitflags; /* OR of BBFLAG_... constants, init with 0 */
441 s4 type; /* basic block type (std, xhandler, subroutine*/
442 s4 lflags; /* used during loop copying, init with 0 */
444 s4 icount; /* number of intermediate code instructions */
445 instruction *iinstr; /* pointer to intermediate code instructions */
447 varinfo *inlocals; /* copy of locals on block entry */
448 s4 *javalocals; /* map from java locals to cacao variables */
449 s4 *invars; /* array of in-variables at begin of block */
450 s4 *outvars; /* array of out-variables at end of block */
451 s4 indepth; /* stack depth at begin of basic block */
452 s4 outdepth; /* stack depth end of basic block */
453 s4 varstart; /* index of first non-invar block variable */
454 s4 varcount; /* number of non-invar block variables */
458 basicblock **predecessors; /* array of predecessor basic blocks */
459 basicblock **successors; /* array of successor basic blocks */
461 branchref *branchrefs; /* list of branches to be patched */
463 basicblock *next; /* used to build a BB list (instead of array) */
464 basicblock *copied_to; /* points to the copy of this basic block */
465 /* when loop nodes are copied */
466 basicblock *original; /* block of which this block is a clone */
467 /* NULL for the original block itself */
468 methodinfo *method; /* method this block belongs to */
470 s4 mpc; /* machine code pc at start of block */
474 /* Macro for initializing newly allocated basic block's. It does not
475 need to zero fields, as we zero out the whole basic block array. */
477 #define BASICBLOCK_INIT(bptr,m) \
481 bptr->type = BBTYPE_STD; \
482 bptr->method = (m); \
486 /* branchref *****************************************************************/
489 s4 branchpos; /* patching position in code segment */
490 branchref *next; /* next element in branchref list */
494 /* data-flow constants for the ICMD table ************************************/
501 #define DF_DST_BASE 4 /* from this value on, iptr->dst is a variable */
503 #define DF_0_TO_1 (DF_DST_BASE + 0)
504 #define DF_1_TO_1 (DF_DST_BASE + 1)
505 #define DF_2_TO_1 (DF_DST_BASE + 2)
506 #define DF_3_TO_1 (DF_DST_BASE + 3)
507 #define DF_N_TO_1 (DF_DST_BASE + 4)
509 #define DF_INVOKE (DF_DST_BASE + 5)
510 #define DF_BUILTIN (DF_DST_BASE + 6)
512 #define DF_COPY (DF_DST_BASE + 7)
513 #define DF_MOVE (DF_DST_BASE + 8)
519 #define DF_DUP2_X1 -1
520 #define DF_DUP2_X2 -1
523 /* special data-flow recognized by verify/generate.pl: */
524 #define DF_LOAD DF_COPY
525 #define DF_STORE DF_MOVE
526 #define DF_IINC DF_1_TO_1
527 #define DF_POP DF_1_TO_0
528 #define DF_POP2 DF_2_TO_0
531 /* control-flow constants for the ICMD table *********************************/
536 #define CF_END_BASE 2 /* from here on, they mark the end of a superblock */
538 #define CF_END (CF_END_BASE + 0)
539 #define CF_GOTO (CF_END_BASE + 1)
540 #define CF_TABLE (CF_END_BASE + 2)
541 #define CF_LOOKUP (CF_END_BASE + 3)
542 #define CF_JSR (CF_END_BASE + 4)
543 #define CF_RET (CF_END_BASE + 5)
546 /* flag constants for the ICMD table *****************************************/
548 #define ICMDTABLE_PEI 0x0001 /* ICMD may throw an exception */
549 #define ICMDTABLE_CALLS 0x0002 /* needs registers to be saved, may call */
552 /* ICMD table entry **********************************************************/
554 typedef struct icmdtable_entry_t icmdtable_entry_t;
556 struct icmdtable_entry_t {
558 char *name; /* name, without ICMD_ prefix */
560 s4 dataflow; /* a DF_ constant, see above */
561 s4 controlflow; /* a CF_ constant, see above */
562 s4 flags; /* a combination of ICMDTABLE_ flags */
566 /* the ICMD table ************************************************************/
568 extern icmdtable_entry_t icmd_table[256];
571 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
573 extern char *opcode_names[256];
574 extern int jcommandsize[256];
575 extern int stackreq[256];
580 #define JAVA_ACONST_NULL 1
581 #define ICMD_ACONST 1 /* val.a = constant */
583 #define JAVA_ICONST_M1 2
584 #define ICMD_CHECKNULL 2
586 #define JAVA_ICONST_0 3
587 #define ICMD_ICONST 3 /* val.i = constant */
589 #define JAVA_ICONST_1 4
590 #define ICMD_CHECKNULL_POP 4
592 #define JAVA_ICONST_2 5
593 #define ICMD_IDIVPOW2 5 /* val.i = constant */
595 #define JAVA_ICONST_3 6
596 #define ICMD_LDIVPOW2 6 /* val.l = constant */
598 #define JAVA_ICONST_4 7
600 #define JAVA_ICONST_5 8
602 #define JAVA_LCONST_0 9
603 #define ICMD_LCONST 9 /* val.l = constant */
605 #define JAVA_LCONST_1 10
606 #define ICMD_LCMPCONST 10 /* val.l = constant */
608 #define JAVA_FCONST_0 11
609 #define ICMD_FCONST 11 /* val.f = constant */
611 #define JAVA_FCONST_1 12
613 #define JAVA_FCONST_2 13
615 #define JAVA_DCONST_0 14
616 #define ICMD_DCONST 14 /* val.d = constant */
618 #define JAVA_DCONST_1 15
621 #define JAVA_BIPUSH 16
624 #define JAVA_SIPUSH 17
630 #define JAVA_LDC2W 20
632 /* order of LOAD instructions must be */
633 /* equal to order of TYPE_* defines */
634 #define JAVA_ILOAD 21
635 #define ICMD_ILOAD 21 /* op1 = local variable */
637 #define JAVA_LLOAD 22
638 #define ICMD_LLOAD 22 /* op1 = local variable */
640 #define JAVA_FLOAD 23
641 #define ICMD_FLOAD 23 /* op1 = local variable */
643 #define JAVA_DLOAD 24
644 #define ICMD_DLOAD 24 /* op1 = local variable */
646 #define JAVA_ALOAD 25
647 #define ICMD_ALOAD 25 /* op1 = local variable */
649 #define JAVA_ILOAD_0 26
650 #define ICMD_IADDCONST 26 /* val.i = constant */
652 #define JAVA_ILOAD_1 27
653 #define ICMD_ISUBCONST 27 /* val.i = constant */
655 #define JAVA_ILOAD_2 28
656 #define ICMD_IMULCONST 28 /* val.i = constant */
658 #define JAVA_ILOAD_3 29
659 #define ICMD_IANDCONST 29 /* val.i = constant */
661 #define JAVA_LLOAD_0 30
662 #define ICMD_IORCONST 30 /* val.i = constant */
664 #define JAVA_LLOAD_1 31
665 #define ICMD_IXORCONST 31 /* val.i = constant */
667 #define JAVA_LLOAD_2 32
668 #define ICMD_ISHLCONST 32 /* val.i = constant */
670 #define JAVA_LLOAD_3 33
671 #define ICMD_ISHRCONST 33 /* val.i = constant */
673 #define JAVA_FLOAD_0 34
674 #define ICMD_IUSHRCONST 34 /* val.i = constant */
676 #define JAVA_FLOAD_1 35
677 #define ICMD_IREMPOW2 35 /* val.i = constant */
679 #define JAVA_FLOAD_2 36
680 #define ICMD_LADDCONST 36 /* val.l = constant */
682 #define JAVA_FLOAD_3 37
683 #define ICMD_LSUBCONST 37 /* val.l = constant */
685 #define JAVA_DLOAD_0 38
686 #define ICMD_LMULCONST 38 /* val.l = constant */
688 #define JAVA_DLOAD_1 39
689 #define ICMD_LANDCONST 39 /* val.l = constant */
691 #define JAVA_DLOAD_2 40
692 #define ICMD_LORCONST 40 /* val.l = constant */
694 #define JAVA_DLOAD_3 41
695 #define ICMD_LXORCONST 41 /* val.l = constant */
697 #define JAVA_ALOAD_0 42
698 #define ICMD_LSHLCONST 42 /* val.l = constant */
700 #define JAVA_ALOAD_1 43
701 #define ICMD_LSHRCONST 43 /* val.l = constant */
703 #define JAVA_ALOAD_2 44
704 #define ICMD_LUSHRCONST 44 /* val.l = constant */
706 #define JAVA_ALOAD_3 45
707 #define ICMD_LREMPOW2 45 /* val.l = constant */
709 #define JAVA_IALOAD 46
710 #define ICMD_IALOAD 46
712 #define JAVA_LALOAD 47
713 #define ICMD_LALOAD 47
715 #define JAVA_FALOAD 48
716 #define ICMD_FALOAD 48
718 #define JAVA_DALOAD 49
719 #define ICMD_DALOAD 49
721 #define JAVA_AALOAD 50
722 #define ICMD_AALOAD 50
724 #define JAVA_BALOAD 51
725 #define ICMD_BALOAD 51
727 #define JAVA_CALOAD 52
728 #define ICMD_CALOAD 52
730 #define JAVA_SALOAD 53
731 #define ICMD_SALOAD 53
733 /* order of STORE instructions must be*/
734 /* equal to order of TYPE_* defines */
735 #define JAVA_ISTORE 54
736 #define ICMD_ISTORE 54 /* op1 = local variable */
738 #define JAVA_LSTORE 55
739 #define ICMD_LSTORE 55 /* op1 = local variable */
741 #define JAVA_FSTORE 56
742 #define ICMD_FSTORE 56 /* op1 = local variable */
744 #define JAVA_DSTORE 57
745 #define ICMD_DSTORE 57 /* op1 = local variable */
747 #define JAVA_ASTORE 58
748 #define ICMD_ASTORE 58 /* op1 = local variable */
750 #define JAVA_ISTORE_0 59
751 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
753 #define JAVA_ISTORE_1 60
754 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
756 #define JAVA_ISTORE_2 61
757 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
759 #define JAVA_ISTORE_3 62
760 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
762 #define JAVA_LSTORE_0 63
763 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
765 #define JAVA_LSTORE_1 64
766 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
768 #define JAVA_LSTORE_2 65
769 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
771 #define JAVA_LSTORE_3 66
772 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
774 #define JAVA_FSTORE_0 67
775 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
777 #define JAVA_FSTORE_1 68
778 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
780 #define JAVA_FSTORE_2 69
781 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
783 #define JAVA_FSTORE_3 70
784 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
786 #define JAVA_DSTORE_0 71
788 #define JAVA_DSTORE_1 72
790 #define JAVA_DSTORE_2 73
792 #define JAVA_DSTORE_3 74
794 #define JAVA_ASTORE_0 75
796 #define JAVA_ASTORE_1 76
798 #define JAVA_ASTORE_2 77
800 #define JAVA_ASTORE_3 78
802 #define JAVA_IASTORE 79
803 #define ICMD_IASTORE 79
805 #define JAVA_LASTORE 80
806 #define ICMD_LASTORE 80
808 #define JAVA_FASTORE 81
809 #define ICMD_FASTORE 81
811 #define JAVA_DASTORE 82
812 #define ICMD_DASTORE 82
814 #define JAVA_AASTORE 83
815 #define ICMD_AASTORE 83
817 #define JAVA_BASTORE 84
818 #define ICMD_BASTORE 84
820 #define JAVA_CASTORE 85
821 #define ICMD_CASTORE 85
823 #define JAVA_SASTORE 86
824 #define ICMD_SASTORE 86
835 #define JAVA_DUP_X1 90
836 #define ICMD_DUP_X1 90
838 #define JAVA_DUP_X2 91
839 #define ICMD_DUP_X2 91
844 #define JAVA_DUP2_X1 93
845 #define ICMD_DUP2_X1 93
847 #define JAVA_DUP2_X2 94
848 #define ICMD_DUP2_X2 94
865 #define JAVA_ISUB 100
866 #define ICMD_ISUB 100
868 #define JAVA_LSUB 101
869 #define ICMD_LSUB 101
871 #define JAVA_FSUB 102
872 #define ICMD_FSUB 102
874 #define JAVA_DSUB 103
875 #define ICMD_DSUB 103
877 #define JAVA_IMUL 104
878 #define ICMD_IMUL 104
880 #define JAVA_LMUL 105
881 #define ICMD_LMUL 105
883 #define JAVA_FMUL 106
884 #define ICMD_FMUL 106
886 #define JAVA_DMUL 107
887 #define ICMD_DMUL 107
889 #define JAVA_IDIV 108
890 #define ICMD_IDIV 108
892 #define JAVA_LDIV 109
893 #define ICMD_LDIV 109
895 #define JAVA_FDIV 110
896 #define ICMD_FDIV 110
898 #define JAVA_DDIV 111
899 #define ICMD_DDIV 111
901 #define JAVA_IREM 112
902 #define ICMD_IREM 112
904 #define JAVA_LREM 113
905 #define ICMD_LREM 113
907 #define JAVA_FREM 114
908 #define ICMD_FREM 114
910 #define JAVA_DREM 115
911 #define ICMD_DREM 115
913 #define JAVA_INEG 116
914 #define ICMD_INEG 116
916 #define JAVA_LNEG 117
917 #define ICMD_LNEG 117
919 #define JAVA_FNEG 118
920 #define ICMD_FNEG 118
922 #define JAVA_DNEG 119
923 #define ICMD_DNEG 119
925 #define JAVA_ISHL 120
926 #define ICMD_ISHL 120
928 #define JAVA_LSHL 121
929 #define ICMD_LSHL 121
931 #define JAVA_ISHR 122
932 #define ICMD_ISHR 122
934 #define JAVA_LSHR 123
935 #define ICMD_LSHR 123
937 #define JAVA_IUSHR 124
938 #define ICMD_IUSHR 124
940 #define JAVA_LUSHR 125
941 #define ICMD_LUSHR 125
943 #define JAVA_IAND 126
944 #define ICMD_IAND 126
946 #define JAVA_LAND 127
947 #define ICMD_LAND 127
955 #define JAVA_IXOR 130
956 #define ICMD_IXOR 130
958 #define JAVA_LXOR 131
959 #define ICMD_LXOR 131
961 #define JAVA_IINC 132
962 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
1000 #define JAVA_INT2BYTE 145
1001 #define ICMD_INT2BYTE 145
1003 #define JAVA_INT2CHAR 146
1004 #define ICMD_INT2CHAR 146
1006 #define JAVA_INT2SHORT 147
1007 #define ICMD_INT2SHORT 147
1009 #define JAVA_LCMP 148
1010 #define ICMD_LCMP 148
1012 #define JAVA_FCMPL 149
1013 #define ICMD_FCMPL 149
1015 #define JAVA_FCMPG 150
1016 #define ICMD_FCMPG 150
1018 #define JAVA_DCMPL 151
1019 #define ICMD_DCMPL 151
1021 #define JAVA_DCMPG 152
1022 #define ICMD_DCMPG 152
1024 #define JAVA_IFEQ 153
1025 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
1027 #define JAVA_IFNE 154
1028 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
1030 #define JAVA_IFLT 155
1031 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
1033 #define JAVA_IFGE 156
1034 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
1036 #define JAVA_IFGT 157
1037 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
1039 #define JAVA_IFLE 158
1040 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
1042 #define JAVA_IF_ICMPEQ 159
1043 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
1045 #define JAVA_IF_ICMPNE 160
1046 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
1048 #define JAVA_IF_ICMPLT 161
1049 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
1051 #define JAVA_IF_ICMPGE 162
1052 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
1054 #define JAVA_IF_ICMPGT 163
1055 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
1057 #define JAVA_IF_ICMPLE 164
1058 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
1060 #define JAVA_IF_ACMPEQ 165
1061 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
1063 #define JAVA_IF_ACMPNE 166
1064 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
1066 #define JAVA_GOTO 167
1067 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
1069 #define JAVA_JSR 168
1070 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
1072 #define JAVA_RET 169
1073 #define ICMD_RET 169 /* op1 = local variable */
1075 #define JAVA_TABLESWITCH 170
1076 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
1077 /* length must be computed */
1078 #define JAVA_LOOKUPSWITCH 171
1079 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
1080 /* length must be computed */
1081 #define JAVA_IRETURN 172
1082 #define ICMD_IRETURN 172
1084 #define JAVA_LRETURN 173
1085 #define ICMD_LRETURN 173
1087 #define JAVA_FRETURN 174
1088 #define ICMD_FRETURN 174
1090 #define JAVA_DRETURN 175
1091 #define ICMD_DRETURN 175
1093 #define JAVA_ARETURN 176
1094 #define ICMD_ARETURN 176
1096 #define JAVA_RETURN 177
1097 #define ICMD_RETURN 177
1099 #define JAVA_GETSTATIC 178
1100 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
1102 #define JAVA_PUTSTATIC 179
1103 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
1105 #define JAVA_GETFIELD 180
1106 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
1108 #define JAVA_PUTFIELD 181
1109 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
1111 #define JAVA_INVOKEVIRTUAL 182
1112 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
1114 #define JAVA_INVOKESPECIAL 183
1115 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
1117 #define JAVA_INVOKESTATIC 184
1118 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
1120 #define JAVA_INVOKEINTERFACE 185
1121 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
1125 #define JAVA_NEW 187
1126 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
1128 #define JAVA_NEWARRAY 188
1129 #define ICMD_NEWARRAY 188 /* op1 = basic type */
1131 #define JAVA_ANEWARRAY 189
1132 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
1133 /* op1 = 1, val.a = class pointer */
1134 #define JAVA_ARRAYLENGTH 190
1135 #define ICMD_ARRAYLENGTH 190
1137 #define JAVA_ATHROW 191
1138 #define ICMD_ATHROW 191
1140 #define JAVA_CHECKCAST 192
1141 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
1142 /* op1 = 1, val.a = class pointer */
1143 #define JAVA_INSTANCEOF 193
1144 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
1145 /* op1 = 1, val.a = class pointer */
1146 #define JAVA_MONITORENTER 194
1147 #define ICMD_MONITORENTER 194
1149 #define JAVA_MONITOREXIT 195
1150 #define ICMD_MONITOREXIT 195
1152 #define JAVA_WIDE 196
1154 #define JAVA_MULTIANEWARRAY 197
1155 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
1157 #define JAVA_IFNULL 198
1158 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
1160 #define JAVA_IFNONNULL 199
1161 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
1163 #define JAVA_GOTO_W 200
1165 #define JAVA_JSR_W 201
1167 #define JAVA_BREAKPOINT 202
1171 #define ICMD_IASTORECONST 204
1172 #define ICMD_LASTORECONST 205
1173 #define ICMD_FASTORECONST 206
1174 #define ICMD_DASTORECONST 207
1175 #define ICMD_AASTORECONST 208
1176 #define ICMD_BASTORECONST 209
1177 #define ICMD_CASTORECONST 210
1178 #define ICMD_SASTORECONST 211
1180 #define ICMD_PUTSTATICCONST 212
1181 #define ICMD_PUTFIELDCONST 213
1183 #define ICMD_IMULPOW2 214
1184 #define ICMD_LMULPOW2 215
1186 #define ICMD_IF_FCMPEQ 216
1187 #define ICMD_IF_FCMPNE 217
1189 #define ICMD_IF_FCMPL_LT 218
1190 #define ICMD_IF_FCMPL_GE 219
1191 #define ICMD_IF_FCMPL_GT 220
1192 #define ICMD_IF_FCMPL_LE 221
1194 #define ICMD_IF_FCMPG_LT 222
1195 #define ICMD_IF_FCMPG_GE 223
1196 #define ICMD_IF_FCMPG_GT 224
1197 #define ICMD_IF_FCMPG_LE 225
1199 #define ICMD_IF_DCMPEQ 226
1200 #define ICMD_IF_DCMPNE 227
1202 #define ICMD_IF_DCMPL_LT 228
1203 #define ICMD_IF_DCMPL_GE 229
1204 #define ICMD_IF_DCMPL_GT 230
1205 #define ICMD_IF_DCMPL_LE 231
1207 #define ICMD_IF_DCMPG_LT 232
1208 #define ICMD_IF_DCMPG_GE 233
1209 #define ICMD_IF_DCMPG_GT 234
1210 #define ICMD_IF_DCMPG_LE 235
1212 #define ICMD_INLINE_START 251 /* instruction before inlined method */
1213 #define ICMD_INLINE_END 252 /* instruction after inlined method */
1214 #define ICMD_INLINE_GOTO 253 /* jump to caller of inlined method */
1216 #define ICMD_BUILTIN 255 /* internal opcode */
1219 /***************************** register types *********************************/
1221 #define REG_RES 0 /* reserved register for OS or code generator */
1222 #define REG_RET 1 /* return value register */
1223 #define REG_EXC 2 /* exception value register */
1224 #define REG_SAV 3 /* (callee) saved register */
1225 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1226 #define REG_ARG 5 /* argument register (caller saved) */
1228 #define REG_END -1 /* last entry in tables */
1230 #define PARAMMODE_NUMBERED 0
1231 #define PARAMMODE_STUFFED 1
1234 /* function prototypes ********************************************************/
1236 /* compiler initialisation */
1237 void jit_init(void);
1239 /* compiler finalisation */
1240 void jit_close(void);
1242 /* create a new jitdata */
1243 jitdata *jit_jitdata_new(methodinfo *m);
1245 /* compile a method with jit compiler */
1246 u1 *jit_compile(methodinfo *m);
1247 u1 *jit_recompile(methodinfo *m);
1249 /* patch the method entrypoint */
1250 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra);
1252 s4 jit_complement_condition(s4 opcode);
1254 void jit_renumber_basicblocks(jitdata *jd);
1255 #if !defined(NDEBUG)
1256 void jit_check_basicblock_numbers(jitdata *jd);
1259 /* machine dependent functions */
1260 #if defined(ENABLE_JIT)
1263 u1 *md_get_method_patch_address(u1 *ra, stackframeinfo *sfi, u1 *mptr);
1265 void md_cacheflush(u1 *addr, s4 nbytes);
1266 void md_icacheflush(u1 *addr, s4 nbytes);
1267 void md_dcacheflush(u1 *addr, s4 nbytes);
1270 #if defined(ENABLE_INTRP)
1271 void intrp_md_init(void);
1278 * These are local overrides for various environment variables in Emacs.
1279 * Please do not remove this and leave it at the end of the file, where
1280 * Emacs will automagically detect them.
1281 * ---------------------------------------------------------------------
1284 * indent-tabs-mode: t
1288 * vim:noexpandtab:sw=4:ts=4: