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 7766 2007-04-19 13:24:48Z michi $
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 instruction instruction;
40 typedef struct insinfo_inline insinfo_inline;
41 typedef struct exception_entry exception_entry;
47 #include "toolbox/chain.h"
49 #include "vm/global.h"
50 #include "vm/resolve.h"
52 #include "vm/jit/codegen-common.h"
53 #include "vm/jit/reg.h"
54 #include "vm/jit/replace.h"
56 #if defined(ENABLE_INLINING)
57 # include "vm/jit/inline/inline.h"
60 #if defined(ENABLE_LOOP)
61 # include "vm/jit/loop/loop.h"
63 #if defined(ENABLE_SSA)
64 # include "vm/jit/optimizing/lsra.h"
66 #if defined(ENABLE_LSRA)
67 # include "vm/jit/allocator/lsra.h"
70 #include "vm/jit/verify/typeinfo.h"
72 #include "vmcore/method.h"
73 #include "vmcore/references.h"
75 #if defined(ENABLE_STATISTICS)
76 # include "vmcore/statistics.h"
80 /* common jit/codegen macros **************************************************/
82 #if defined(ENABLE_STATISTICS)
83 # define COUNT(x) (x)++
84 # define COUNT_SPILLS count_spills++
86 # define COUNT(x) /* nothing */
87 # define COUNT_SPILLS /* nothing */
90 typedef struct interface_info interface_info;
92 struct interface_info {
98 /* jitdata ********************************************************************/
101 methodinfo *m; /* methodinfo of the method compiled */
105 #if defined(ENABLE_LOOP)
108 #if defined(ENABLE_SSA) || defined(ENABLE_LSRA)
112 u4 flags; /* contains JIT compiler flags */
113 bool isleafmethod; /* true, if no subroutines are called */
115 instruction *instructions; /* ICMDs, valid between parse and stack */
116 basicblock *basicblocks; /* start of basic block list */
117 stackelement *stack; /* XXX should become stack.c internal */
118 s4 instructioncount;/* XXX remove this? */
119 s4 basicblockcount; /* number of basic blocks */
120 s4 stackcount; /* number of stackelements to allocate */
121 /* (passed from parse to stack) */
123 varinfo *var; /* array of variables */
124 s4 vartop; /* next free index in var array */
126 s4 varcount; /* number of variables in var array */
127 s4 localcount; /* number of locals at start of var ar. */
128 s4 *local_map; /* map for renaming (de-coallescing) */
129 /* locals and keeping the coalescing info for simplereg. */
130 /* local_map[javaindex * 5 + type] = */
131 /* >= 0......index into jd->var, or */
132 /* UNUSED....this (javaindex,type) pair is not used */
134 s4 maxlocals; /* max. number of javalocals */
136 interface_info *interface_map; /* interface variables (for simplereg) */
137 s4 maxinterfaces; /* max. number of interface variables */
139 s4 exceptiontablelength; /* exceptiontable length */
140 exception_entry *exceptiontable; /* the exceptiontable */
142 basicblock *returnblock; /* block containing the *RETURN */
143 /* (only use if returncount==1) */
144 s4 returncount; /* number of return instructions */
145 bool branchtoentry; /* true if first block is a target */
146 bool branchtoend; /* true if end dummy is a target */
152 #define JITDATA_FLAG_PARSE 0x00000001
153 #define JITDATA_FLAG_VERIFY 0x00000002
155 #define JITDATA_FLAG_INSTRUMENT 0x00000004
157 #define JITDATA_FLAG_IFCONV 0x00000008
158 #define JITDATA_FLAG_REORDER 0x00000010
159 #define JITDATA_FLAG_INLINE 0x00000020
161 #define JITDATA_FLAG_COUNTDOWN 0x00000100
163 #define JITDATA_FLAG_SHOWINTERMEDIATE 0x20000000
164 #define JITDATA_FLAG_SHOWDISASSEMBLE 0x40000000
165 #define JITDATA_FLAG_VERBOSECALL 0x80000000
168 #define JITDATA_HAS_FLAG_PARSE(jd) \
169 ((jd)->flags & JITDATA_FLAG_PARSE)
171 #define JITDATA_HAS_FLAG_VERIFY(jd) \
172 ((jd)->flags & JITDATA_FLAG_VERIFY)
174 #define JITDATA_HAS_FLAG_INSTRUMENT(jd) \
175 ((jd)->flags & JITDATA_FLAG_INSTRUMENT)
177 #define JITDATA_HAS_FLAG_IFCONV(jd) \
178 ((jd)->flags & JITDATA_FLAG_IFCONV)
180 #define JITDATA_HAS_FLAG_REORDER(jd) \
181 ((jd)->flags & JITDATA_FLAG_REORDER)
183 #define JITDATA_HAS_FLAG_INLINE(jd) \
184 ((jd)->flags & JITDATA_FLAG_INLINE)
186 #define JITDATA_HAS_FLAG_COUNTDOWN(jd) \
187 ((jd)->flags & JITDATA_FLAG_COUNTDOWN)
189 #define JITDATA_HAS_FLAG_SHOWINTERMEDIATE(jd) \
190 ((jd)->flags & JITDATA_FLAG_SHOWINTERMEDIATE)
192 #define JITDATA_HAS_FLAG_SHOWDISASSEMBLE(jd) \
193 ((jd)->flags & JITDATA_FLAG_SHOWDISASSEMBLE)
195 #define JITDATA_HAS_FLAG_VERBOSECALL(jd) \
196 ((jd)->flags & JITDATA_FLAG_VERBOSECALL)
199 /* macros for accessing variables *********************************************
201 Use VAROP for s1, s2, s3 and dst operands (eg. VAROP(iptr->s1)),
202 use VAR if you have the variable index (eg. VAR(iptr->sx.s23.s2.args[0])).
204 ******************************************************************************/
206 #define VAROP(v) (jd->var + (v).varindex)
207 #define VAR(i) (jd->var + (i))
210 /* exception_entry ************************************************************/
212 struct exception_entry {
216 classref_or_classinfo catchtype; /* catchtype of exc. (NULL == catchall) */
217 exception_entry *next; /* next in list of exceptions when */
218 /* loops are copied */
219 exception_entry *down; /* next exception_entry */
223 /* stack element structure ****************************************************/
227 #define SAVEDVAR 1 /* variable has to survive method invocations */
228 #define INMEMORY 2 /* variable stored in memory */
229 #define SAVREG 4 /* allocated to a saved register */
230 #define ARGREG 8 /* allocated to an arg register */
231 #define PASSTHROUGH 32 /* stackslot was passed-through by an ICMD */
232 #define PREALLOC 64 /* preallocated var like for ARGVARS. Used */
233 /* with the new var system */
234 #define INOUT 128 /* variable is an invar or/and an outvar */
236 #define IS_SAVEDVAR(x) ((x) & SAVEDVAR)
237 #define IS_INMEMORY(x) ((x) & INMEMORY)
242 #define UNDEFVAR 0 /* stack slot will become temp during regalloc*/
243 #define TEMPVAR 1 /* stack slot is temp register */
244 #define STACKVAR 2 /* stack slot is numbered stack slot */
245 #define LOCALVAR 3 /* stack slot is local variable */
246 #define ARGVAR 4 /* stack slot is argument variable */
249 struct stackelement {
250 stackptr prev; /* pointer to next element towards bottom */
251 instruction *creator; /* instruction that created this element */
252 s4 type; /* slot type of stack element */
253 s4 flags; /* flags (SAVED, INMEMORY) */
254 s4 varkind; /* kind of variable or register */
255 s4 varnum; /* number of variable */
259 /**************************** instruction structure ***************************/
261 /* branch_target_t: used in TABLESWITCH tables */
264 s4 insindex; /* used in parse */
265 basicblock *block; /* valid after parse */
268 /* lookup_target_t: used in LOOKUPSWITCH tables */
271 s4 value; /* case value */
272 branch_target_t target; /* branch target, see above */
287 classref_or_classinfo c;
288 unresolved_class *uc;
289 ptrint constval; /* for PUT*CONST */
290 s4 tablelow; /* for TABLESWITCH */
291 u4 lookupcount; /* for LOOKUPSWITCH */
292 s4 retaddrnr; /* for ASTORE */
300 classref_or_classinfo c;
301 constant_FMIref *fmiref;
302 unresolved_method *um;
303 unresolved_field *uf;
304 insinfo_inline *inlineinfo; /* for INLINE_START/END */
305 s4 tablehigh; /* for TABLESWITCH */
306 branch_target_t lookupdefault; /* for LOOKUPSWITCH */
307 branch_target_t jsrtarget; /* for JSR */
308 s4 javaindex; /* for *STORE */
309 struct builtintable_entry *bte;
312 /*** val operand ***/
320 java_objectheader *stringconst; /* for ACONST with string */
321 classref_or_classinfo c; /* for ACONST with class */
324 /*** dst operand ***/
328 basicblock *block; /* valid after parse */
329 branch_target_t *table; /* for TABLESWITCH */
330 lookup_target_t *lookup; /* for LOOKUPSWITCH */
331 s4 insindex; /* used in parse */
334 /*** flags (32 bits) ***/
336 #define INS_FLAG_BASICBLOCK 0x01 /* marks a basic block start */
337 #define INS_FLAG_UNRESOLVED 0x02 /* contains unresolved field/meth/class*/
338 #define INS_FLAG_CLASS 0x04 /* for ACONST, PUT*CONST with class */
339 #define INS_FLAG_ARRAY 0x08 /* for CHECKCAST/INSTANCEOF with array */
340 #define INS_FLAG_CHECK 0x10 /* for *ALOAD|*ASTORE: check index */
341 /* for BUILTIN: check exception */
342 #define INS_FLAG_KILL_PREV 0x04 /* for *STORE, invalidate prev local */
343 #define INS_FLAG_KILL_NEXT 0x08 /* for *STORE, invalidate next local */
344 #define INS_FLAG_RETADDR 0x10 /* for ASTORE: op is a returnAddress */
346 #define INS_FLAG_ID_SHIFT 5
347 #define INS_FLAG_ID_MASK (~0 << INS_FLAG_ID_SHIFT)
353 /*** instruction ***/
355 /* The instruction format for the intermediate representation: */
359 u2 line; /* line number */
360 #if SIZEOF_VOID_P == 8
361 flags_operand_t flags; /* 4 bytes */
363 s1_operand_t s1; /* pointer-size */
366 s2_operand_t s2; /* pointer-size */
367 s3_operand_t s3; /* pointer-size */
369 val_operand_t val; /* long-size */
371 dst_operand_t dst; /* pointer-size */
372 #if SIZEOF_VOID_P == 4
373 flags_operand_t flags; /* 4 bytes */
378 #define INSTRUCTION_STARTS_BASICBLOCK(iptr) \
379 ((iptr)->flags.bits & INS_FLAG_BASICBLOCK)
381 #define INSTRUCTION_IS_RESOLVED(iptr) \
382 (!((iptr)->flags.bits & INS_FLAG_UNRESOLVED))
384 #define INSTRUCTION_IS_UNRESOLVED(iptr) \
385 ((iptr)->flags.bits & INS_FLAG_UNRESOLVED)
387 #define INSTRUCTION_MUST_CHECK(iptr) \
388 ((iptr)->flags.bits & INS_FLAG_CHECK)
390 #define INSTRUCTION_GET_FIELDREF(iptr,fref) \
392 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
393 fref = iptr->sx.s23.s3.uf->fieldref; \
395 fref = iptr->sx.s23.s3.fmiref; \
398 #define INSTRUCTION_GET_METHODREF(iptr,mref) \
400 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
401 mref = iptr->sx.s23.s3.um->methodref; \
403 mref = iptr->sx.s23.s3.fmiref; \
406 #define INSTRUCTION_GET_METHODDESC(iptr, md) \
408 if (iptr->flags.bits & INS_FLAG_UNRESOLVED) \
409 md = iptr->sx.s23.s3.um->methodref->parseddesc.md; \
411 md = iptr->sx.s23.s3.fmiref->parseddesc.md; \
415 /* additional info structs for special instructions ***************************/
417 /* for ICMD_INLINE_START and ICMD_INLINE_END */
419 struct insinfo_inline {
420 /* fields copied from the inlining tree ----------------------------------*/
421 insinfo_inline *parent; /* insinfo of the surrounding inlining, if any*/
422 methodinfo *method; /* the inlined method starting/ending here */
423 methodinfo *outer; /* the outer method suspended/resumed here */
424 s4 synclocal; /* local index used for synchronization */
425 bool synchronize; /* true if synchronization is needed */
426 s4 throughcount; /* total # of pass-through variables */
427 s4 paramcount; /* number of parameters of original call */
428 s4 stackvarscount; /* source stackdepth at INLINE_START */
429 s4 *stackvars; /* stack vars at INLINE_START */
431 /* fields set by inlining ------------------------------------------------*/
432 s4 *javalocals_start; /* javalocals at start of inlined body */
433 s4 *javalocals_end; /* javalocals after inlined body */
435 /* fields set by replacement point creation ------------------------------*/
436 #if defined(ENABLE_REPLACEMENT)
437 rplpoint *rp; /* replacement point at INLINE_START */
440 /* fields set by the codegen ---------------------------------------------*/
441 s4 startmpc; /* machine code offset of start of inlining */
445 /* basicblock *****************************************************************/
454 #define BBTYPECHECK_UNDEF 2
455 #define BBTYPECHECK_REACHED 3
457 #define BBTYPE_STD 0 /* standard basic block type */
458 #define BBTYPE_EXH 1 /* exception handler basic block type */
459 #define BBTYPE_SBR 2 /* subroutine basic block type */
461 #define BBFLAG_REPLACEMENT 0x01 /* put a replacement point at the start */
463 /* XXX basicblock wastes quite a lot of memory by having four flag fields */
464 /* (flags, bitflags, type and lflags). Probably the last three could be */
465 /* combined without loss of efficiency. The first one could be combined with */
466 /* the others by using bitfields. */
468 /* XXX "flags" should probably be called "state", as it is an integer state */
471 s4 nr; /* basic block number */
472 s4 flags; /* used during stack analysis, init with -1 */
473 s4 bitflags; /* OR of BBFLAG_... constants, init with 0 */
474 s4 type; /* basic block type (std, xhandler, subroutine*/
475 s4 lflags; /* used during loop copying, init with 0 */
477 s4 icount; /* number of intermediate code instructions */
478 instruction *iinstr; /* pointer to intermediate code instructions */
480 varinfo *inlocals; /* copy of locals on block entry */
481 s4 *javalocals; /* map from java locals to cacao variables[+] */
482 s4 *invars; /* array of in-variables at begin of block */
483 s4 *outvars; /* array of out-variables at end of block */
484 s4 indepth; /* stack depth at begin of basic block */
485 s4 outdepth; /* stack depth end of basic block */
486 s4 varstart; /* index of first non-invar block variable */
487 s4 varcount; /* number of non-invar block variables */
491 basicblock **predecessors; /* array of predecessor basic blocks */
492 basicblock **successors; /* array of successor basic blocks */
494 branchref *branchrefs; /* list of branches to be patched */
496 basicblock *next; /* used to build a BB list (instead of array) */
497 basicblock *copied_to; /* points to the copy of this basic block */
498 /* when loop nodes are copied */
499 basicblock *original; /* block of which this block is a clone */
500 /* NULL for the original block itself */
501 methodinfo *method; /* method this block belongs to */
502 insinfo_inline *inlineinfo; /* inlineinfo for the start of this block */
504 s4 mpc; /* machine code pc at start of block */
507 /* [+]...the javalocals array: This array is indexed by the javaindex (the */
508 /* local variable index ocurring in the original bytecode). An element */
509 /* javalocals[javaindex] encodes where to find the contents of the */
510 /* original variable at this point in the program. */
511 /* There are three cases for javalocals[javaindex]: */
512 /* >= 0.......it's an index into the jd->var array, where the */
513 /* CACAO variable corresponding to the original local */
515 /* UNUSED.....the original variable is not live at this point */
516 /* < UNUSED...the original variable contains a returnAddress at */
517 /* this point. The number of the block to return to can */
518 /* be calculated using RETADDR_FROM_JAVALOCAL: */
520 /* javalocals[javaindex] == JAVALOCAL_FROM_RETADDR(nr) */
521 /* RETADDR_FROM_JAVALOCAL(javalocals[javaindex]) == nr */
523 #define JAVALOCAL_FROM_RETADDR(nr) (UNUSED - (1 + (nr)))
524 #define RETADDR_FROM_JAVALOCAL(jl) (UNUSED - (1 + (jl)))
527 /* Macro for initializing newly allocated basic block's. It does not
528 need to zero fields, as we zero out the whole basic block array. */
530 #define BASICBLOCK_INIT(bptr,m) \
534 bptr->type = BBTYPE_STD; \
535 bptr->method = (m); \
539 /* data-flow constants for the ICMD table ************************************/
546 #define DF_DST_BASE 4 /* from this value on, iptr->dst is a variable */
548 #define DF_0_TO_1 (DF_DST_BASE + 0)
549 #define DF_1_TO_1 (DF_DST_BASE + 1)
550 #define DF_2_TO_1 (DF_DST_BASE + 2)
551 #define DF_3_TO_1 (DF_DST_BASE + 3)
552 #define DF_N_TO_1 (DF_DST_BASE + 4)
554 #define DF_INVOKE (DF_DST_BASE + 5)
555 #define DF_BUILTIN (DF_DST_BASE + 6)
557 #define DF_COPY (DF_DST_BASE + 7)
558 #define DF_MOVE (DF_DST_BASE + 8)
564 #define DF_DUP2_X1 -1
565 #define DF_DUP2_X2 -1
568 /* special data-flow recognized by verify/generate.pl: */
569 #define DF_LOAD DF_COPY
570 #define DF_STORE DF_MOVE
571 #define DF_IINC DF_1_TO_1
572 #define DF_POP DF_1_TO_0
573 #define DF_POP2 DF_2_TO_0
576 /* control-flow constants for the ICMD table *********************************/
581 #define CF_END_BASE 2 /* from here on, they mark the end of a superblock */
583 #define CF_END (CF_END_BASE + 0)
584 #define CF_GOTO (CF_END_BASE + 1)
585 #define CF_TABLE (CF_END_BASE + 2)
586 #define CF_LOOKUP (CF_END_BASE + 3)
587 #define CF_JSR (CF_END_BASE + 4)
588 #define CF_RET (CF_END_BASE + 5)
591 /* flag constants for the ICMD table *****************************************/
593 #define ICMDTABLE_PEI 0x0001 /* ICMD may throw an exception */
594 #define ICMDTABLE_CALLS 0x0002 /* needs registers to be saved, may call */
597 /* ICMD table entry **********************************************************/
599 typedef struct icmdtable_entry_t icmdtable_entry_t;
601 struct icmdtable_entry_t {
603 char *name; /* name, without ICMD_ prefix */
605 s4 dataflow; /* a DF_ constant, see above */
606 s4 controlflow; /* a CF_ constant, see above */
607 s4 flags; /* a combination of ICMDTABLE_ flags */
611 /* the ICMD table ************************************************************/
613 extern icmdtable_entry_t icmd_table[256];
616 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
618 extern char *opcode_names[256];
619 extern int jcommandsize[256];
620 extern int stackreq[256];
625 #define JAVA_ACONST_NULL 1
626 #define ICMD_ACONST 1 /* val.a = constant */
628 #define JAVA_ICONST_M1 2
629 #define ICMD_CHECKNULL 2
631 #define JAVA_ICONST_0 3
632 #define ICMD_ICONST 3 /* val.i = constant */
634 #define JAVA_ICONST_1 4
636 #define JAVA_ICONST_2 5
637 #define ICMD_IDIVPOW2 5 /* val.i = constant */
639 #define JAVA_ICONST_3 6
640 #define ICMD_LDIVPOW2 6 /* val.l = constant */
642 #define JAVA_ICONST_4 7
644 #define JAVA_ICONST_5 8
646 #define JAVA_LCONST_0 9
647 #define ICMD_LCONST 9 /* val.l = constant */
649 #define JAVA_LCONST_1 10
650 #define ICMD_LCMPCONST 10 /* val.l = constant */
652 #define JAVA_FCONST_0 11
653 #define ICMD_FCONST 11 /* val.f = constant */
655 #define JAVA_FCONST_1 12
657 #define JAVA_FCONST_2 13
659 #define JAVA_DCONST_0 14
660 #define ICMD_DCONST 14 /* val.d = constant */
662 #define JAVA_DCONST_1 15
665 #define JAVA_BIPUSH 16
668 #define JAVA_SIPUSH 17
674 #define JAVA_LDC2W 20
676 /* order of LOAD instructions must be */
677 /* equal to order of TYPE_* defines */
678 #define JAVA_ILOAD 21
679 #define ICMD_ILOAD 21 /* op1 = local variable */
681 #define JAVA_LLOAD 22
682 #define ICMD_LLOAD 22 /* op1 = local variable */
684 #define JAVA_FLOAD 23
685 #define ICMD_FLOAD 23 /* op1 = local variable */
687 #define JAVA_DLOAD 24
688 #define ICMD_DLOAD 24 /* op1 = local variable */
690 #define JAVA_ALOAD 25
691 #define ICMD_ALOAD 25 /* op1 = local variable */
693 #define JAVA_ILOAD_0 26
694 #define ICMD_IADDCONST 26 /* val.i = constant */
696 #define JAVA_ILOAD_1 27
697 #define ICMD_ISUBCONST 27 /* val.i = constant */
699 #define JAVA_ILOAD_2 28
700 #define ICMD_IMULCONST 28 /* val.i = constant */
702 #define JAVA_ILOAD_3 29
703 #define ICMD_IANDCONST 29 /* val.i = constant */
705 #define JAVA_LLOAD_0 30
706 #define ICMD_IORCONST 30 /* val.i = constant */
708 #define JAVA_LLOAD_1 31
709 #define ICMD_IXORCONST 31 /* val.i = constant */
711 #define JAVA_LLOAD_2 32
712 #define ICMD_ISHLCONST 32 /* val.i = constant */
714 #define JAVA_LLOAD_3 33
715 #define ICMD_ISHRCONST 33 /* val.i = constant */
717 #define JAVA_FLOAD_0 34
718 #define ICMD_IUSHRCONST 34 /* val.i = constant */
720 #define JAVA_FLOAD_1 35
721 #define ICMD_IREMPOW2 35 /* val.i = constant */
723 #define JAVA_FLOAD_2 36
724 #define ICMD_LADDCONST 36 /* val.l = constant */
726 #define JAVA_FLOAD_3 37
727 #define ICMD_LSUBCONST 37 /* val.l = constant */
729 #define JAVA_DLOAD_0 38
730 #define ICMD_LMULCONST 38 /* val.l = constant */
732 #define JAVA_DLOAD_1 39
733 #define ICMD_LANDCONST 39 /* val.l = constant */
735 #define JAVA_DLOAD_2 40
736 #define ICMD_LORCONST 40 /* val.l = constant */
738 #define JAVA_DLOAD_3 41
739 #define ICMD_LXORCONST 41 /* val.l = constant */
741 #define JAVA_ALOAD_0 42
742 #define ICMD_LSHLCONST 42 /* val.l = constant */
744 #define JAVA_ALOAD_1 43
745 #define ICMD_LSHRCONST 43 /* val.l = constant */
747 #define JAVA_ALOAD_2 44
748 #define ICMD_LUSHRCONST 44 /* val.l = constant */
750 #define JAVA_ALOAD_3 45
751 #define ICMD_LREMPOW2 45 /* val.l = constant */
753 #define JAVA_IALOAD 46
754 #define ICMD_IALOAD 46
756 #define JAVA_LALOAD 47
757 #define ICMD_LALOAD 47
759 #define JAVA_FALOAD 48
760 #define ICMD_FALOAD 48
762 #define JAVA_DALOAD 49
763 #define ICMD_DALOAD 49
765 #define JAVA_AALOAD 50
766 #define ICMD_AALOAD 50
768 #define JAVA_BALOAD 51
769 #define ICMD_BALOAD 51
771 #define JAVA_CALOAD 52
772 #define ICMD_CALOAD 52
774 #define JAVA_SALOAD 53
775 #define ICMD_SALOAD 53
777 /* order of STORE instructions must be*/
778 /* equal to order of TYPE_* defines */
779 #define JAVA_ISTORE 54
780 #define ICMD_ISTORE 54 /* op1 = local variable */
782 #define JAVA_LSTORE 55
783 #define ICMD_LSTORE 55 /* op1 = local variable */
785 #define JAVA_FSTORE 56
786 #define ICMD_FSTORE 56 /* op1 = local variable */
788 #define JAVA_DSTORE 57
789 #define ICMD_DSTORE 57 /* op1 = local variable */
791 #define JAVA_ASTORE 58
792 #define ICMD_ASTORE 58 /* op1 = local variable */
794 #define JAVA_ISTORE_0 59
795 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
797 #define JAVA_ISTORE_1 60
798 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
800 #define JAVA_ISTORE_2 61
801 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
803 #define JAVA_ISTORE_3 62
804 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
806 #define JAVA_LSTORE_0 63
807 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
809 #define JAVA_LSTORE_1 64
810 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
812 #define JAVA_LSTORE_2 65
813 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
815 #define JAVA_LSTORE_3 66
816 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
818 #define JAVA_FSTORE_0 67
819 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
821 #define JAVA_FSTORE_1 68
822 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
824 #define JAVA_FSTORE_2 69
825 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
827 #define JAVA_FSTORE_3 70
828 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
830 #define JAVA_DSTORE_0 71
832 #define JAVA_DSTORE_1 72
834 #define JAVA_DSTORE_2 73
836 #define JAVA_DSTORE_3 74
838 #define JAVA_ASTORE_0 75
840 #define JAVA_ASTORE_1 76
842 #define JAVA_ASTORE_2 77
844 #define JAVA_ASTORE_3 78
846 #define JAVA_IASTORE 79
847 #define ICMD_IASTORE 79
849 #define JAVA_LASTORE 80
850 #define ICMD_LASTORE 80
852 #define JAVA_FASTORE 81
853 #define ICMD_FASTORE 81
855 #define JAVA_DASTORE 82
856 #define ICMD_DASTORE 82
858 #define JAVA_AASTORE 83
859 #define ICMD_AASTORE 83
861 #define JAVA_BASTORE 84
862 #define ICMD_BASTORE 84
864 #define JAVA_CASTORE 85
865 #define ICMD_CASTORE 85
867 #define JAVA_SASTORE 86
868 #define ICMD_SASTORE 86
879 #define JAVA_DUP_X1 90
880 #define ICMD_DUP_X1 90
882 #define JAVA_DUP_X2 91
883 #define ICMD_DUP_X2 91
888 #define JAVA_DUP2_X1 93
889 #define ICMD_DUP2_X1 93
891 #define JAVA_DUP2_X2 94
892 #define ICMD_DUP2_X2 94
909 #define JAVA_ISUB 100
910 #define ICMD_ISUB 100
912 #define JAVA_LSUB 101
913 #define ICMD_LSUB 101
915 #define JAVA_FSUB 102
916 #define ICMD_FSUB 102
918 #define JAVA_DSUB 103
919 #define ICMD_DSUB 103
921 #define JAVA_IMUL 104
922 #define ICMD_IMUL 104
924 #define JAVA_LMUL 105
925 #define ICMD_LMUL 105
927 #define JAVA_FMUL 106
928 #define ICMD_FMUL 106
930 #define JAVA_DMUL 107
931 #define ICMD_DMUL 107
933 #define JAVA_IDIV 108
934 #define ICMD_IDIV 108
936 #define JAVA_LDIV 109
937 #define ICMD_LDIV 109
939 #define JAVA_FDIV 110
940 #define ICMD_FDIV 110
942 #define JAVA_DDIV 111
943 #define ICMD_DDIV 111
945 #define JAVA_IREM 112
946 #define ICMD_IREM 112
948 #define JAVA_LREM 113
949 #define ICMD_LREM 113
951 #define JAVA_FREM 114
952 #define ICMD_FREM 114
954 #define JAVA_DREM 115
955 #define ICMD_DREM 115
957 #define JAVA_INEG 116
958 #define ICMD_INEG 116
960 #define JAVA_LNEG 117
961 #define ICMD_LNEG 117
963 #define JAVA_FNEG 118
964 #define ICMD_FNEG 118
966 #define JAVA_DNEG 119
967 #define ICMD_DNEG 119
969 #define JAVA_ISHL 120
970 #define ICMD_ISHL 120
972 #define JAVA_LSHL 121
973 #define ICMD_LSHL 121
975 #define JAVA_ISHR 122
976 #define ICMD_ISHR 122
978 #define JAVA_LSHR 123
979 #define ICMD_LSHR 123
981 #define JAVA_IUSHR 124
982 #define ICMD_IUSHR 124
984 #define JAVA_LUSHR 125
985 #define ICMD_LUSHR 125
987 #define JAVA_IAND 126
988 #define ICMD_IAND 126
990 #define JAVA_LAND 127
991 #define ICMD_LAND 127
999 #define JAVA_IXOR 130
1000 #define ICMD_IXOR 130
1002 #define JAVA_LXOR 131
1003 #define ICMD_LXOR 131
1005 #define JAVA_IINC 132
1006 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
1008 #define JAVA_I2L 133
1009 #define ICMD_I2L 133
1011 #define JAVA_I2F 134
1012 #define ICMD_I2F 134
1014 #define JAVA_I2D 135
1015 #define ICMD_I2D 135
1017 #define JAVA_L2I 136
1018 #define ICMD_L2I 136
1020 #define JAVA_L2F 137
1021 #define ICMD_L2F 137
1023 #define JAVA_L2D 138
1024 #define ICMD_L2D 138
1026 #define JAVA_F2I 139
1027 #define ICMD_F2I 139
1029 #define JAVA_F2L 140
1030 #define ICMD_F2L 140
1032 #define JAVA_F2D 141
1033 #define ICMD_F2D 141
1035 #define JAVA_D2I 142
1036 #define ICMD_D2I 142
1038 #define JAVA_D2L 143
1039 #define ICMD_D2L 143
1041 #define JAVA_D2F 144
1042 #define ICMD_D2F 144
1044 #define JAVA_INT2BYTE 145
1045 #define ICMD_INT2BYTE 145
1047 #define JAVA_INT2CHAR 146
1048 #define ICMD_INT2CHAR 146
1050 #define JAVA_INT2SHORT 147
1051 #define ICMD_INT2SHORT 147
1053 #define JAVA_LCMP 148
1054 #define ICMD_LCMP 148
1056 #define JAVA_FCMPL 149
1057 #define ICMD_FCMPL 149
1059 #define JAVA_FCMPG 150
1060 #define ICMD_FCMPG 150
1062 #define JAVA_DCMPL 151
1063 #define ICMD_DCMPL 151
1065 #define JAVA_DCMPG 152
1066 #define ICMD_DCMPG 152
1068 #define JAVA_IFEQ 153
1069 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
1071 #define JAVA_IFNE 154
1072 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
1074 #define JAVA_IFLT 155
1075 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
1077 #define JAVA_IFGE 156
1078 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
1080 #define JAVA_IFGT 157
1081 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
1083 #define JAVA_IFLE 158
1084 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
1086 #define JAVA_IF_ICMPEQ 159
1087 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
1089 #define JAVA_IF_ICMPNE 160
1090 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
1092 #define JAVA_IF_ICMPLT 161
1093 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
1095 #define JAVA_IF_ICMPGE 162
1096 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
1098 #define JAVA_IF_ICMPGT 163
1099 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
1101 #define JAVA_IF_ICMPLE 164
1102 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
1104 #define JAVA_IF_ACMPEQ 165
1105 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
1107 #define JAVA_IF_ACMPNE 166
1108 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
1110 #define JAVA_GOTO 167
1111 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
1113 #define JAVA_JSR 168
1114 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
1116 #define JAVA_RET 169
1117 #define ICMD_RET 169 /* op1 = local variable */
1119 #define JAVA_TABLESWITCH 170
1120 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
1121 /* length must be computed */
1122 #define JAVA_LOOKUPSWITCH 171
1123 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
1124 /* length must be computed */
1125 #define JAVA_IRETURN 172
1126 #define ICMD_IRETURN 172
1128 #define JAVA_LRETURN 173
1129 #define ICMD_LRETURN 173
1131 #define JAVA_FRETURN 174
1132 #define ICMD_FRETURN 174
1134 #define JAVA_DRETURN 175
1135 #define ICMD_DRETURN 175
1137 #define JAVA_ARETURN 176
1138 #define ICMD_ARETURN 176
1140 #define JAVA_RETURN 177
1141 #define ICMD_RETURN 177
1143 #define JAVA_GETSTATIC 178
1144 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
1146 #define JAVA_PUTSTATIC 179
1147 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
1149 #define JAVA_GETFIELD 180
1150 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
1152 #define JAVA_PUTFIELD 181
1153 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
1155 #define JAVA_INVOKEVIRTUAL 182
1156 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
1158 #define JAVA_INVOKESPECIAL 183
1159 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
1161 #define JAVA_INVOKESTATIC 184
1162 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
1164 #define JAVA_INVOKEINTERFACE 185
1165 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
1169 #define JAVA_NEW 187
1170 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
1172 #define JAVA_NEWARRAY 188
1173 #define ICMD_NEWARRAY 188 /* op1 = basic type */
1175 #define JAVA_ANEWARRAY 189
1176 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
1177 /* op1 = 1, val.a = class pointer */
1178 #define JAVA_ARRAYLENGTH 190
1179 #define ICMD_ARRAYLENGTH 190
1181 #define JAVA_ATHROW 191
1182 #define ICMD_ATHROW 191
1184 #define JAVA_CHECKCAST 192
1185 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
1186 /* op1 = 1, val.a = class pointer */
1187 #define JAVA_INSTANCEOF 193
1188 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
1189 /* op1 = 1, val.a = class pointer */
1190 #define JAVA_MONITORENTER 194
1191 #define ICMD_MONITORENTER 194
1193 #define JAVA_MONITOREXIT 195
1194 #define ICMD_MONITOREXIT 195
1196 #define JAVA_WIDE 196
1198 #define JAVA_MULTIANEWARRAY 197
1199 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
1201 #define JAVA_IFNULL 198
1202 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
1204 #define JAVA_IFNONNULL 199
1205 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
1207 #define JAVA_GOTO_W 200
1209 #define JAVA_JSR_W 201
1211 #define JAVA_BREAKPOINT 202
1215 #define ICMD_IASTORECONST 204
1216 #define ICMD_LASTORECONST 205
1217 #define ICMD_FASTORECONST 206
1218 #define ICMD_DASTORECONST 207
1219 #define ICMD_AASTORECONST 208
1220 #define ICMD_BASTORECONST 209
1221 #define ICMD_CASTORECONST 210
1222 #define ICMD_SASTORECONST 211
1224 #define ICMD_PUTSTATICCONST 212
1225 #define ICMD_PUTFIELDCONST 213
1227 #define ICMD_IMULPOW2 214
1228 #define ICMD_LMULPOW2 215
1230 #define ICMD_IF_FCMPEQ 216
1231 #define ICMD_IF_FCMPNE 217
1233 #define ICMD_IF_FCMPL_LT 218
1234 #define ICMD_IF_FCMPL_GE 219
1235 #define ICMD_IF_FCMPL_GT 220
1236 #define ICMD_IF_FCMPL_LE 221
1238 #define ICMD_IF_FCMPG_LT 222
1239 #define ICMD_IF_FCMPG_GE 223
1240 #define ICMD_IF_FCMPG_GT 224
1241 #define ICMD_IF_FCMPG_LE 225
1243 #define ICMD_IF_DCMPEQ 226
1244 #define ICMD_IF_DCMPNE 227
1246 #define ICMD_IF_DCMPL_LT 228
1247 #define ICMD_IF_DCMPL_GE 229
1248 #define ICMD_IF_DCMPL_GT 230
1249 #define ICMD_IF_DCMPL_LE 231
1251 #define ICMD_IF_DCMPG_LT 232
1252 #define ICMD_IF_DCMPG_GE 233
1253 #define ICMD_IF_DCMPG_GT 234
1254 #define ICMD_IF_DCMPG_LE 235
1256 #define ICMD_INLINE_START 251 /* instruction before inlined method */
1257 #define ICMD_INLINE_END 252 /* instruction after inlined method */
1258 #define ICMD_INLINE_BODY 253 /* start of inlined body */
1260 #define ICMD_BUILTIN 255 /* internal opcode */
1263 /***************************** register types *********************************/
1265 #define REG_RES 0 /* reserved register for OS or code generator */
1266 #define REG_RET 1 /* return value register */
1267 #define REG_EXC 2 /* exception value register */
1268 #define REG_SAV 3 /* (callee) saved register */
1269 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1270 #define REG_ARG 5 /* argument register (caller saved) */
1272 #define REG_END -1 /* last entry in tables */
1274 #define PARAMMODE_NUMBERED 0
1275 #define PARAMMODE_STUFFED 1
1278 /* function prototypes ********************************************************/
1280 /* compiler initialisation */
1281 void jit_init(void);
1283 /* compiler finalisation */
1284 void jit_close(void);
1286 /* create a new jitdata */
1287 jitdata *jit_jitdata_new(methodinfo *m);
1289 /* compile a method with jit compiler */
1290 u1 *jit_compile(methodinfo *m);
1291 u1 *jit_recompile(methodinfo *m);
1293 void jit_invalidate_code(methodinfo *m);
1294 codeinfo *jit_get_current_code(methodinfo *m);
1295 void jit_request_optimization(methodinfo *m);
1297 /* patch the method entrypoint */
1298 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra);
1300 s4 jit_complement_condition(s4 opcode);
1302 void jit_renumber_basicblocks(jitdata *jd);
1303 #if !defined(NDEBUG)
1304 void jit_check_basicblock_numbers(jitdata *jd);
1311 * These are local overrides for various environment variables in Emacs.
1312 * Please do not remove this and leave it at the end of the file, where
1313 * Emacs will automagically detect them.
1314 * ---------------------------------------------------------------------
1317 * indent-tabs-mode: t
1321 * vim:noexpandtab:sw=4:ts=4: