1 /******************************* ncomp/compdef.h *******************************
3 Copyright (c) 1997 A. Krall, R. Grafl, M. Gschwind, M. Probst
5 See file COPYRIGHT for information on usage and disclaimer of warranties
7 defines all the constants and data structures of the compiler
9 Authors: Andreas Krall EMAIL: cacao@complang.tuwien.ac.at
11 Last Change: 1998/11/03
13 *******************************************************************************/
15 #include "../sysdep/types.h"
17 /**************************** resolve typedef-cycles **************************/
19 typedef struct stackelement stackelement;
20 typedef stackelement *stackptr;
21 typedef struct basicblock basicblock;
22 typedef struct instruction instruction;
23 typedef struct subroutineinfo subroutineinfo;
24 typedef struct varinfo varinfo;
25 typedef struct branchref branchref;
26 typedef struct jumpref jumpref;
27 typedef varinfo *varinfoptr;
30 /************************** stack element structure ***************************/
34 #define TYPE_INT 0 /* the stack slot types must numbered in the */
35 #define TYPE_LNG 1 /* same order as the ICMD_Ixxx to ICMD_Axxx */
36 #define TYPE_FLT 2 /* instructions (LOAD and STORE) */
37 #define TYPE_DBL 3 /* integer, long, float, double, address */
40 #define IS_INT_LNG_TYPE(a) (!((a)&TYPE_FLT))
41 #define IS_FLT_DBL_TYPE(a) ((a)&TYPE_FLT)
42 #define IS_2_WORD_TYPE(a) ((a)&TYPE_LNG)
47 #define SAVEDVAR 1 /* variable has to survive method invocations */
48 #define INMEMORY 2 /* variable stored in memory */
52 #define UNDEFVAR 0 /* stack slot will become temp during regalloc*/
53 #define TEMPVAR 1 /* stack slot is temp register */
54 #define STACKVAR 2 /* stack slot is numbered stack slot */
55 #define LOCALVAR 3 /* stack slot is local variable */
56 #define ARGVAR 4 /* stack slot is argument variable */
59 stackptr prev; /* pointer to next element towards bottom */
60 int type; /* data type of stack element */
61 int flags; /* flags (SAVED, INMEMORY) */
62 int varkind; /* kind of variable or register */
63 int varnum; /* number of variable */
64 int regoff; /* register number or memory offset */
68 /**************************** instruction structure ***************************/
71 stackptr dst; /* stack index of destination operand stack */
72 u2 opc; /* opcode of intermediate code command */
73 s4 op1; /* first operand, usually variable number */
76 s4 i; /* integer operand */
77 s8 l; /* long operand */
78 float f; /* float operand */
79 double d; /* double operand */
80 void *a; /* address operand */
81 } val; /* immediate constant */
85 /**************************** basic block structure ***************************/
94 #define BBTYPE_STD 0 /* standard basic block type */
95 #define BBTYPE_EXH 1 /* exception handler basic block type */
96 #define BBTYPE_SBR 2 /* subroutine basic block type */
99 int flags; /* used during stack analysis, init with -1 */
100 int type; /* basic block type (std, xhandler, subroutine*/
101 instruction *iinstr; /* pointer to intermediate code instructions */
102 int icount; /* number of intermediate code instructions */
103 int mpc; /* machine code pc at start of block */
104 stackptr instack; /* stack at begin of basic block */
105 stackptr outstack; /* stack at end of basic block */
106 int indepth; /* stack depth at begin of basic block */
107 int outdepth; /* stack depth end of basic block */
108 int pre_count; /* count of predecessor basic blocks */
109 branchref *branchrefs; /* list of branches to be patched */
113 /************************* pseudo variable structure **************************/
116 int type; /* basic type of variable */
117 int flags; /* flags (SAVED, INMEMORY) */
118 int regoff; /* register number or memory offset */
121 typedef varinfo varinfo5[5];
124 /***************** forward references in branch instructions ******************/
127 s4 branchpos; /* patching position in code segment */
128 branchref *next; /* next element in branchref list */
132 /******************** forward references in tables ***************************/
135 s4 tablepos; /* patching position in data segment */
136 basicblock *target; /* target basic block */
137 jumpref *next; /* next element in jumpref list */
141 /********** JavaVM operation codes (sorted) and instruction lengths ***********/
143 static int stackreq[256];
145 static int jcommandsize[256] = {
150 #define JAVA_ACONST_NULL 1
151 #define ICMD_ACONST 1 /* val.a = constant */
153 #define JAVA_ICONST_M1 2
154 #define ICMD_NULLCHECKPOP 2
156 #define JAVA_ICONST_0 3
157 #define ICMD_ICONST 3 /* val.i = constant */
159 #define JAVA_ICONST_1 4
160 #define ICMD_IREM0X10001 4
162 #define JAVA_ICONST_2 5
163 #define ICMD_IDIVPOW2 5 /* val.i = constant */
165 #define JAVA_ICONST_3 6
166 #define ICMD_LDIVPOW2 6 /* val.l = constant */
168 #define JAVA_ICONST_4 7
170 #define JAVA_ICONST_5 8
171 #define ICMD_LREM0X10001 8
173 #define JAVA_LCONST_0 9
174 #define ICMD_LCONST 9 /* val.l = constant */
176 #define JAVA_LCONST_1 10
177 #define ICMD_LCMPCONST 10 /* val.l = constant */
179 #define JAVA_FCONST_0 11
180 #define ICMD_FCONST 11 /* val.f = constant */
182 #define JAVA_FCONST_1 12
184 #define JAVA_FCONST_2 13
185 #define ICMD_ELSE_ICONST 13
187 #define JAVA_DCONST_0 14
188 #define ICMD_DCONST 14 /* val.d = constant */
190 #define JAVA_DCONST_1 15
191 #define ICMD_IFEQ_ICONST 15
193 #define JAVA_BIPUSH 16
194 #define ICMD_IFNE_ICONST 16
196 #define JAVA_SIPUSH 17
197 #define ICMD_IFLT_ICONST 17
200 #define ICMD_IFGE_ICONST 18
203 #define ICMD_IFGT_ICONST 19
205 #define JAVA_LDC2W 20
206 #define ICMD_IFLE_ICONST 20
208 /* order of LOAD instructions must be */
209 /* equal to order of TYPE_XXX defines */
210 #define JAVA_ILOAD 21
211 #define ICMD_ILOAD 21 /* op1 = local variable */
213 #define JAVA_LLOAD 22
214 #define ICMD_LLOAD 22 /* op1 = local variable */
216 #define JAVA_FLOAD 23
217 #define ICMD_FLOAD 23 /* op1 = local variable */
219 #define JAVA_DLOAD 24
220 #define ICMD_DLOAD 24 /* op1 = local variable */
222 #define JAVA_ALOAD 25
223 #define ICMD_ALOAD 25 /* op1 = local variable */
225 #define JAVA_ILOAD_0 26
226 #define ICMD_IADDCONST 26 /* val.i = constant */
228 #define JAVA_ILOAD_1 27
229 #define ICMD_ISUBCONST 27 /* val.i = constant */
231 #define JAVA_ILOAD_2 28
232 #define ICMD_IMULCONST 28 /* val.i = constant */
234 #define JAVA_ILOAD_3 29
235 #define ICMD_IANDCONST 29 /* val.i = constant */
237 #define JAVA_LLOAD_0 30
238 #define ICMD_IORCONST 30 /* val.i = constant */
240 #define JAVA_LLOAD_1 31
241 #define ICMD_IXORCONST 31 /* val.i = constant */
243 #define JAVA_LLOAD_2 32
244 #define ICMD_ISHLCONST 32 /* val.i = constant */
246 #define JAVA_LLOAD_3 33
247 #define ICMD_ISHRCONST 33 /* val.i = constant */
249 #define JAVA_FLOAD_0 34
250 #define ICMD_IUSHRCONST 34 /* val.i = constant */
252 #define JAVA_FLOAD_1 35
253 #define ICMD_IREMPOW2 35 /* val.i = constant */
255 #define JAVA_FLOAD_2 36
256 #define ICMD_LADDCONST 36 /* val.l = constant */
258 #define JAVA_FLOAD_3 37
259 #define ICMD_LSUBCONST 37 /* val.l = constant */
261 #define JAVA_DLOAD_0 38
262 #define ICMD_LMULCONST 38 /* val.l = constant */
264 #define JAVA_DLOAD_1 39
265 #define ICMD_LANDCONST 39 /* val.l = constant */
267 #define JAVA_DLOAD_2 40
268 #define ICMD_LORCONST 40 /* val.l = constant */
270 #define JAVA_DLOAD_3 41
271 #define ICMD_LXORCONST 41 /* val.l = constant */
273 #define JAVA_ALOAD_0 42
274 #define ICMD_LSHLCONST 42 /* val.l = constant */
276 #define JAVA_ALOAD_1 43
277 #define ICMD_LSHRCONST 43 /* val.l = constant */
279 #define JAVA_ALOAD_2 44
280 #define ICMD_LUSHRCONST 44 /* val.l = constant */
282 #define JAVA_ALOAD_3 45
283 #define ICMD_LREMPOW2 45 /* val.l = constant */
285 #define JAVA_IALOAD 46
286 #define ICMD_IALOAD 46
288 #define JAVA_LALOAD 47
289 #define ICMD_LALOAD 47
291 #define JAVA_FALOAD 48
292 #define ICMD_FALOAD 48
294 #define JAVA_DALOAD 49
295 #define ICMD_DALOAD 49
297 #define JAVA_AALOAD 50
298 #define ICMD_AALOAD 50
300 #define JAVA_BALOAD 51
301 #define ICMD_BALOAD 51
303 #define JAVA_CALOAD 52
304 #define ICMD_CALOAD 52
306 #define JAVA_SALOAD 53
307 #define ICMD_SALOAD 53
309 /* order of STORE instructions must be*/
310 /* equal to order of TYPE_XXX defines */
311 #define JAVA_ISTORE 54
312 #define ICMD_ISTORE 54 /* op1 = local variable */
314 #define JAVA_LSTORE 55
315 #define ICMD_LSTORE 55 /* op1 = local variable */
317 #define JAVA_FSTORE 56
318 #define ICMD_FSTORE 56 /* op1 = local variable */
320 #define JAVA_DSTORE 57
321 #define ICMD_DSTORE 57 /* op1 = local variable */
323 #define JAVA_ASTORE 58
324 #define ICMD_ASTORE 58 /* op1 = local variable */
326 #define JAVA_ISTORE_0 59
327 #define ICMD_IF_LEQ 59 /* op1 = target JavaVM pc, val.l */
329 #define JAVA_ISTORE_1 60
330 #define ICMD_IF_LNE 60 /* op1 = target JavaVM pc, val.l */
332 #define JAVA_ISTORE_2 61
333 #define ICMD_IF_LLT 61 /* op1 = target JavaVM pc, val.l */
335 #define JAVA_ISTORE_3 62
336 #define ICMD_IF_LGE 62 /* op1 = target JavaVM pc, val.l */
338 #define JAVA_LSTORE_0 63
339 #define ICMD_IF_LGT 63 /* op1 = target JavaVM pc, val.l */
341 #define JAVA_LSTORE_1 64
342 #define ICMD_IF_LLE 64 /* op1 = target JavaVM pc, val.l */
344 #define JAVA_LSTORE_2 65
345 #define ICMD_IF_LCMPEQ 65 /* op1 = target JavaVM pc */
347 #define JAVA_LSTORE_3 66
348 #define ICMD_IF_LCMPNE 66 /* op1 = target JavaVM pc */
350 #define JAVA_FSTORE_0 67
351 #define ICMD_IF_LCMPLT 67 /* op1 = target JavaVM pc */
353 #define JAVA_FSTORE_1 68
354 #define ICMD_IF_LCMPGE 68 /* op1 = target JavaVM pc */
356 #define JAVA_FSTORE_2 69
357 #define ICMD_IF_LCMPGT 69 /* op1 = target JavaVM pc */
359 #define JAVA_FSTORE_3 70
360 #define ICMD_IF_LCMPLE 70 /* op1 = target JavaVM pc */
362 #define JAVA_DSTORE_0 71
364 #define JAVA_DSTORE_1 72
366 #define JAVA_DSTORE_2 73
368 #define JAVA_DSTORE_3 74
370 #define JAVA_ASTORE_0 75
372 #define JAVA_ASTORE_1 76
374 #define JAVA_ASTORE_2 77
376 #define JAVA_ASTORE_3 78
378 #define JAVA_IASTORE 79
379 #define ICMD_IASTORE 79
381 #define JAVA_LASTORE 80
382 #define ICMD_LASTORE 80
384 #define JAVA_FASTORE 81
385 #define ICMD_FASTORE 81
387 #define JAVA_DASTORE 82
388 #define ICMD_DASTORE 82
390 #define JAVA_AASTORE 83
391 #define ICMD_AASTORE 83
393 #define JAVA_BASTORE 84
394 #define ICMD_BASTORE 84
396 #define JAVA_CASTORE 85
397 #define ICMD_CASTORE 85
399 #define JAVA_SASTORE 86
400 #define ICMD_SASTORE 86
411 #define JAVA_DUP_X1 90
412 #define ICMD_DUP_X1 90
414 #define JAVA_DUP_X2 91
415 #define ICMD_DUP_X2 91
420 #define JAVA_DUP2_X1 93
421 #define ICMD_DUP2_X1 93
423 #define JAVA_DUP2_X2 94
424 #define ICMD_DUP2_X2 94
441 #define JAVA_ISUB 100
442 #define ICMD_ISUB 100
444 #define JAVA_LSUB 101
445 #define ICMD_LSUB 101
447 #define JAVA_FSUB 102
448 #define ICMD_FSUB 102
450 #define JAVA_DSUB 103
451 #define ICMD_DSUB 103
453 #define JAVA_IMUL 104
454 #define ICMD_IMUL 104
456 #define JAVA_LMUL 105
457 #define ICMD_LMUL 105
459 #define JAVA_FMUL 106
460 #define ICMD_FMUL 106
462 #define JAVA_DMUL 107
463 #define ICMD_DMUL 107
465 #define JAVA_IDIV 108
466 #define ICMD_IDIV 108
468 #define JAVA_LDIV 109
469 #define ICMD_LDIV 109
471 #define JAVA_FDIV 110
472 #define ICMD_FDIV 110
474 #define JAVA_DDIV 111
475 #define ICMD_DDIV 111
477 #define JAVA_IREM 112
478 #define ICMD_IREM 112
480 #define JAVA_LREM 113
481 #define ICMD_LREM 113
483 #define JAVA_FREM 114
484 #define ICMD_FREM 114
486 #define JAVA_DREM 115
487 #define ICMD_DREM 115
489 #define JAVA_INEG 116
490 #define ICMD_INEG 116
492 #define JAVA_LNEG 117
493 #define ICMD_LNEG 117
495 #define JAVA_FNEG 118
496 #define ICMD_FNEG 118
498 #define JAVA_DNEG 119
499 #define ICMD_DNEG 119
501 #define JAVA_ISHL 120
502 #define ICMD_ISHL 120
504 #define JAVA_LSHL 121
505 #define ICMD_LSHL 121
507 #define JAVA_ISHR 122
508 #define ICMD_ISHR 122
510 #define JAVA_LSHR 123
511 #define ICMD_LSHR 123
513 #define JAVA_IUSHR 124
514 #define ICMD_IUSHR 124
516 #define JAVA_LUSHR 125
517 #define ICMD_LUSHR 125
519 #define JAVA_IAND 126
520 #define ICMD_IAND 126
522 #define JAVA_LAND 127
523 #define ICMD_LAND 127
531 #define JAVA_IXOR 130
532 #define ICMD_IXOR 130
534 #define JAVA_LXOR 131
535 #define ICMD_LXOR 131
537 #define JAVA_IINC 132
538 #define ICMD_IINC 132 /* op1 = local variable, val.i = constant */
576 #define JAVA_INT2BYTE 145
577 #define ICMD_INT2BYTE 145
579 #define JAVA_INT2CHAR 146
580 #define ICMD_INT2CHAR 146
582 #define JAVA_INT2SHORT 147
583 #define ICMD_INT2SHORT 147
585 #define JAVA_LCMP 148
586 #define ICMD_LCMP 148
588 #define JAVA_FCMPL 149
589 #define ICMD_FCMPL 149
591 #define JAVA_FCMPG 150
592 #define ICMD_FCMPG 150
594 #define JAVA_DCMPL 151
595 #define ICMD_DCMPL 151
597 #define JAVA_DCMPG 152
598 #define ICMD_DCMPG 152
600 #define JAVA_IFEQ 153
601 #define ICMD_IFEQ 153 /* op1 = target JavaVM pc, val.i */
603 #define JAVA_IFNE 154
604 #define ICMD_IFNE 154 /* op1 = target JavaVM pc, val.i */
606 #define JAVA_IFLT 155
607 #define ICMD_IFLT 155 /* op1 = target JavaVM pc, val.i */
609 #define JAVA_IFGE 156
610 #define ICMD_IFGE 156 /* op1 = target JavaVM pc, val.i */
612 #define JAVA_IFGT 157
613 #define ICMD_IFGT 157 /* op1 = target JavaVM pc, val.i */
615 #define JAVA_IFLE 158
616 #define ICMD_IFLE 158 /* op1 = target JavaVM pc, val.i */
618 #define JAVA_IF_ICMPEQ 159
619 #define ICMD_IF_ICMPEQ 159 /* op1 = target JavaVM pc */
621 #define JAVA_IF_ICMPNE 160
622 #define ICMD_IF_ICMPNE 160 /* op1 = target JavaVM pc */
624 #define JAVA_IF_ICMPLT 161
625 #define ICMD_IF_ICMPLT 161 /* op1 = target JavaVM pc */
627 #define JAVA_IF_ICMPGE 162
628 #define ICMD_IF_ICMPGE 162 /* op1 = target JavaVM pc */
630 #define JAVA_IF_ICMPGT 163
631 #define ICMD_IF_ICMPGT 163 /* op1 = target JavaVM pc */
633 #define JAVA_IF_ICMPLE 164
634 #define ICMD_IF_ICMPLE 164 /* op1 = target JavaVM pc */
636 #define JAVA_IF_ACMPEQ 165
637 #define ICMD_IF_ACMPEQ 165 /* op1 = target JavaVM pc */
639 #define JAVA_IF_ACMPNE 166
640 #define ICMD_IF_ACMPNE 166 /* op1 = target JavaVM pc */
642 #define JAVA_GOTO 167
643 #define ICMD_GOTO 167 /* op1 = target JavaVM pc */
646 #define ICMD_JSR 168 /* op1 = target JavaVM pc */
649 #define ICMD_RET 169 /* op1 = local variable */
651 #define JAVA_TABLESWITCH 170
652 #define ICMD_TABLESWITCH 170 /* val.a = pointer to s4 table */
653 0, /* length must be computed */
654 #define JAVA_LOOKUPSWITCH 171
655 #define ICMD_LOOKUPSWITCH 171 /* val.a = pointer to s4 table */
656 0, /* length must be computed */
657 #define JAVA_IRETURN 172
658 #define ICMD_IRETURN 172
660 #define JAVA_LRETURN 173
661 #define ICMD_LRETURN 173
663 #define JAVA_FRETURN 174
664 #define ICMD_FRETURN 174
666 #define JAVA_DRETURN 175
667 #define ICMD_DRETURN 175
669 #define JAVA_ARETURN 176
670 #define ICMD_ARETURN 176
672 #define JAVA_RETURN 177
673 #define ICMD_RETURN 177
675 #define JAVA_GETSTATIC 178
676 #define ICMD_GETSTATIC 178 /* op1 = type, val.a = field address */
678 #define JAVA_PUTSTATIC 179
679 #define ICMD_PUTSTATIC 179 /* op1 = type, val.a = field address */
681 #define JAVA_GETFIELD 180
682 #define ICMD_GETFIELD 180 /* op1 = type, val.i = field offset */
684 #define JAVA_PUTFIELD 181
685 #define ICMD_PUTFIELD 181 /* op1 = type, val.i = field offset */
687 #define JAVA_INVOKEVIRTUAL 182
688 #define ICMD_INVOKEVIRTUAL 182 /* val.a = method info pointer */
690 #define JAVA_INVOKESPECIAL 183
691 #define ICMD_INVOKESPECIAL 183 /* val.a = method info pointer */
693 #define JAVA_INVOKESTATIC 184
694 #define ICMD_INVOKESTATIC 184 /* val.a = method info pointer */
696 #define JAVA_INVOKEINTERFACE 185
697 #define ICMD_INVOKEINTERFACE 185 /* val.a = method info pointer */
699 #define ICMD_CHECKASIZE 186 /* */
702 #define ICMD_NEW 187 /* op1 = 1, val.a = class pointer */
704 #define JAVA_NEWARRAY 188
705 #define ICMD_NEWARRAY 188 /* op1 = basic type */
707 #define JAVA_ANEWARRAY 189
708 #define ICMD_ANEWARRAY 189 /* op1 = 0, val.a = array pointer */
709 3, /* op1 = 1, val.a = class pointer */
710 #define JAVA_ARRAYLENGTH 190
711 #define ICMD_ARRAYLENGTH 190
713 #define JAVA_ATHROW 191
714 #define ICMD_ATHROW 191
716 #define JAVA_CHECKCAST 192
717 #define ICMD_CHECKCAST 192 /* op1 = 0, val.a = array pointer */
718 3, /* op1 = 1, val.a = class pointer */
719 #define JAVA_INSTANCEOF 193
720 #define ICMD_INSTANCEOF 193 /* op1 = 0, val.a = array pointer */
721 3, /* op1 = 1, val.a = class pointer */
722 #define JAVA_MONITORENTER 194
723 #define ICMD_MONITORENTER 194
725 #define JAVA_MONITOREXIT 195
726 #define ICMD_MONITOREXIT 195
728 #define JAVA_WIDE 196
729 0, /* length must be computed */
730 #define JAVA_MULTIANEWARRAY 197
731 #define ICMD_MULTIANEWARRAY 197 /* op1 = dimension, val.a = array */
733 #define JAVA_IFNULL 198
734 #define ICMD_IFNULL 198 /* op1 = target JavaVM pc */
736 #define JAVA_IFNONNULL 199
737 #define ICMD_IFNONNULL 199 /* op1 = target JavaVM pc */
739 #define JAVA_GOTO_W 200
741 #define JAVA_JSR_W 201
743 #define JAVA_BREAKPOINT 202
746 1,1,1,1,1,1,1,1, /* unused */
747 1,1,1,1,1,1,1,1,1,1,
748 1,1,1,1,1,1,1,1,1,1,
749 1,1,1,1,1,1,1,1,1,1,
750 1,1,1,1,1,1,1,1,1,1,
754 #define ICMD_BUILTIN3 253 /* internal opcode */
755 #define ICMD_BUILTIN2 254 /* internal opcode */
756 #define ICMD_BUILTIN1 255 /* internal opcode */
759 /******************* description of JavaVM instructions ***********************/
771 static stdopdescriptor *stdopdescriptors[256];
773 static stdopdescriptor stdopdescriptortable[] = {
774 { JAVA_IADD, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
775 { JAVA_ISUB, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
776 { JAVA_IMUL, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
777 { JAVA_ISHL, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
778 { JAVA_ISHR, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
779 { JAVA_IUSHR, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
780 { JAVA_IAND, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
781 { JAVA_IOR, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
782 { JAVA_IXOR, TYPE_INT, TYPE_INT, TYPE_INT, NULL, true, false },
783 { JAVA_INEG, TYPE_INT, TYPE_VOID,TYPE_INT, NULL, true, false },
785 { JAVA_LADD, TYPE_LONG, TYPE_LONG, TYPE_LONG,
786 (functionptr) builtin_ladd , SUPPORT_LONG && SUPPORT_LONG_ADD, false },
787 { JAVA_LSUB, TYPE_LONG, TYPE_LONG, TYPE_LONG,
788 (functionptr) builtin_lsub , SUPPORT_LONG && SUPPORT_LONG_ADD, false },
789 { JAVA_LMUL, TYPE_LONG, TYPE_LONG, TYPE_LONG,
790 (functionptr) builtin_lmul , SUPPORT_LONG && SUPPORT_LONG_MULDIV, false },
791 { JAVA_LSHL, TYPE_LONG, TYPE_INT, TYPE_LONG,
792 (functionptr) builtin_lshl , SUPPORT_LONG && SUPPORT_LONG_SHIFT, false },
793 { JAVA_LSHR, TYPE_LONG, TYPE_INT, TYPE_LONG,
794 (functionptr) builtin_lshr, SUPPORT_LONG && SUPPORT_LONG_SHIFT, false },
795 { JAVA_LUSHR, TYPE_LONG, TYPE_INT, TYPE_LONG,
796 (functionptr) builtin_lushr, SUPPORT_LONG && SUPPORT_LONG_SHIFT, false },
797 { JAVA_LAND, TYPE_LONG, TYPE_LONG, TYPE_LONG,
798 (functionptr) builtin_land, SUPPORT_LONG && SUPPORT_LONG_LOG, false },
799 { JAVA_LOR, TYPE_LONG, TYPE_LONG, TYPE_LONG,
800 (functionptr) builtin_lor , SUPPORT_LONG && SUPPORT_LONG_LOG, false },
801 { JAVA_LXOR, TYPE_LONG, TYPE_LONG, TYPE_LONG,
802 (functionptr) builtin_lxor, SUPPORT_LONG && SUPPORT_LONG_LOG, false },
803 { JAVA_LNEG, TYPE_LONG, TYPE_VOID, TYPE_LONG,
804 (functionptr) builtin_lneg, SUPPORT_LONG && SUPPORT_LONG_ADD, false },
805 { JAVA_LCMP, TYPE_LONG, TYPE_LONG, TYPE_INT,
806 (functionptr) builtin_lcmp, SUPPORT_LONG && SUPPORT_LONG_CMP, false },
808 { JAVA_FADD, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT,
809 (functionptr) builtin_fadd, SUPPORT_FLOAT, true },
810 { JAVA_FSUB, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT,
811 (functionptr) builtin_fsub, SUPPORT_FLOAT, true },
812 { JAVA_FMUL, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT,
813 (functionptr) builtin_fmul, SUPPORT_FLOAT, true },
814 { JAVA_FDIV, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT,
815 (functionptr) builtin_fdiv, SUPPORT_FLOAT, true },
816 { JAVA_FREM, TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT,
817 (functionptr) builtin_frem, SUPPORT_FLOAT, true },
818 { JAVA_FNEG, TYPE_FLOAT, TYPE_VOID, TYPE_FLOAT,
819 (functionptr) builtin_fneg, SUPPORT_FLOAT, true },
820 { JAVA_FCMPL, TYPE_FLOAT, TYPE_FLOAT, TYPE_INT,
821 (functionptr) builtin_fcmpl, SUPPORT_FLOAT, true },
822 { JAVA_FCMPG, TYPE_FLOAT, TYPE_FLOAT, TYPE_INT,
823 (functionptr) builtin_fcmpg, SUPPORT_FLOAT, true },
825 { JAVA_DADD, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_DOUBLE,
826 (functionptr) builtin_dadd, SUPPORT_DOUBLE, true },
827 { JAVA_DSUB, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_DOUBLE,
828 (functionptr) builtin_dsub, SUPPORT_DOUBLE, true },
829 { JAVA_DMUL, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_DOUBLE,
830 (functionptr) builtin_dmul, SUPPORT_DOUBLE, true },
831 { JAVA_DDIV, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_DOUBLE,
832 (functionptr) builtin_ddiv, SUPPORT_DOUBLE, true },
833 { JAVA_DREM, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_DOUBLE,
834 (functionptr) builtin_drem, SUPPORT_DOUBLE, true },
835 { JAVA_DNEG, TYPE_DOUBLE, TYPE_VOID, TYPE_DOUBLE,
836 (functionptr) builtin_dneg, SUPPORT_DOUBLE, true },
837 { JAVA_DCMPL, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_INT,
838 (functionptr) builtin_dcmpl, SUPPORT_DOUBLE, true },
839 { JAVA_DCMPG, TYPE_DOUBLE, TYPE_DOUBLE, TYPE_INT,
840 (functionptr) builtin_dcmpg, SUPPORT_DOUBLE, true },
842 { JAVA_INT2BYTE, TYPE_INT, TYPE_VOID, TYPE_INT, NULL, true,false },
843 { JAVA_INT2CHAR, TYPE_INT, TYPE_VOID, TYPE_INT, NULL, true,false },
844 { JAVA_INT2SHORT, TYPE_INT, TYPE_VOID, TYPE_INT, NULL, true,false },
845 { JAVA_I2L, TYPE_INT, TYPE_VOID, TYPE_LONG,
846 (functionptr) builtin_i2l, SUPPORT_LONG && SUPPORT_LONG_ICVT, false },
847 { JAVA_I2F, TYPE_INT, TYPE_VOID, TYPE_FLOAT,
848 (functionptr) builtin_i2f, SUPPORT_FLOAT, true },
849 { JAVA_I2D, TYPE_INT, TYPE_VOID, TYPE_DOUBLE,
850 (functionptr) builtin_i2d, SUPPORT_DOUBLE, true },
851 { JAVA_L2I, TYPE_LONG, TYPE_VOID, TYPE_INT,
852 (functionptr) builtin_l2i, SUPPORT_LONG && SUPPORT_LONG_ICVT, false },
853 { JAVA_L2F, TYPE_LONG, TYPE_VOID, TYPE_FLOAT,
854 (functionptr) builtin_l2f, SUPPORT_LONG && SUPPORT_FLOAT && SUPPORT_LONG_FCVT, true },
855 { JAVA_L2D, TYPE_LONG, TYPE_VOID, TYPE_DOUBLE,
856 (functionptr) builtin_l2d, SUPPORT_LONG && SUPPORT_DOUBLE && SUPPORT_LONG_FCVT, true },
857 { JAVA_F2I, TYPE_FLOAT, TYPE_VOID, TYPE_INT,
858 (functionptr) builtin_f2i, SUPPORT_FLOAT, true },
859 { JAVA_F2L, TYPE_FLOAT, TYPE_VOID, TYPE_LONG,
860 (functionptr) builtin_f2l, SUPPORT_FLOAT && SUPPORT_LONG && SUPPORT_LONG_FCVT, true },
861 { JAVA_F2D, TYPE_FLOAT, TYPE_VOID, TYPE_DOUBLE,
862 (functionptr) builtin_f2d, SUPPORT_FLOAT && SUPPORT_DOUBLE, true },
863 { JAVA_D2I, TYPE_DOUBLE, TYPE_VOID, TYPE_INT,
864 (functionptr) builtin_d2i, SUPPORT_DOUBLE, true },
865 { JAVA_D2L, TYPE_DOUBLE, TYPE_VOID, TYPE_LONG,
866 (functionptr) builtin_d2l, SUPPORT_DOUBLE && SUPPORT_LONG && SUPPORT_LONG_FCVT, true },
867 { JAVA_D2F, TYPE_DOUBLE, TYPE_VOID, TYPE_FLOAT,
868 (functionptr) builtin_d2f, SUPPORT_DOUBLE && SUPPORT_FLOAT, true },
872 static char *icmd_names[256] = {
875 "NULLCHECKPOP ", /* ICONST_M1 2 */
877 "IREM0X10001 ", /* ICONST_1 4 */
878 "IDIVPOW2 ", /* ICONST_2 5 */
879 "LDIVPOW2 ", /* ICONST_3 6 */
880 "UNDEF__7 ", /* ICONST_4 7 */
881 "LREM0X10001 ", /* ICONST_5 8 */
883 "LCMPCONST ", /* LCONST_1 10 */
885 "UNDEF_12 ", /* FCONST_1 12 */
886 "ELSE_ICONST ", /* FCONST_2 13 */
888 "IFEQ_ICONST ", /* DCONST_1 15 */
889 "IFNE_ICONST ", /* BIPUSH 16 */
890 "IFLT_ICONST ", /* SIPUSH 17 */
891 "IFGE_ICONST ", /* LDC1 18 */
892 "IFGT_ICONST ", /* LDC2 19 */
893 "IFLE_ICONST ", /* LDC2W 20 */
899 "IADDCONST ", /* ILOAD_0 26 */
900 "ISUBCONST ", /* ILOAD_1 27 */
901 "IMULCONST ", /* ILOAD_2 28 */
902 "IANDCONST ", /* ILOAD_3 29 */
903 "IORCONST ", /* LLOAD_0 30 */
904 "IXORCONST ", /* LLOAD_1 31 */
905 "ISHLCONST ", /* LLOAD_2 32 */
906 "ISHRCONST ", /* LLOAD_3 33 */
907 "IUSHRCONST ", /* FLOAD_0 34 */
908 "IREMPOW2 ", /* FLOAD_1 35 */
909 "LADDCONST ", /* FLOAD_2 36 */
910 "LSUBCONST ", /* FLOAD_3 37 */
911 "LMULCONST ", /* DLOAD_0 38 */
912 "LANDCONST ", /* DLOAD_1 39 */
913 "LORCONST ", /* DLOAD_2 40 */
914 "LXORCONST ", /* DLOAD_3 41 */
915 "LSHLCONST ", /* ALOAD_0 42 */
916 "LSHRCONST ", /* ALOAD_1 43 */
917 "LUSHRCONST ", /* ALOAD_2 44 */
918 "LREMPOW2 ", /* ALOAD_3 45 */
932 "IF_LEQ ", /* ISTORE_0 59 */
933 "IF_LNE ", /* ISTORE_1 60 */
934 "IF_LLT ", /* ISTORE_2 61 */
935 "IF_LGE ", /* ISTORE_3 62 */
936 "IF_LGT ", /* LSTORE_0 63 */
937 "IF_LLE ", /* LSTORE_1 64 */
938 "IF_LCMPEQ ", /* LSTORE_2 65 */
939 "IF_LCMPNE ", /* LSTORE_3 66 */
940 "IF_LCMPLT ", /* FSTORE_0 67 */
941 "IF_LCMPGE ", /* FSTORE_1 68 */
942 "IF_LCMPGT ", /* FSTORE_2 69 */
943 "IF_LCMPLE ", /* FSTORE_3 70 */
944 "UNDEF_71 ", /* DSTORE_0 71 */
945 "UNDEF_72 ", /* DSTORE_1 72 */
946 "UNDEF_73 ", /* DSTORE_2 73 */
947 "UNDEF_74 ", /* DSTORE_3 74 */
948 "UNDEF_75 ", /* ASTORE_0 75 */
949 "UNDEF_76 ", /* ASTORE_1 76 */
950 "UNDEF_77 ", /* ASTORE_2 77 */
951 "UNDEF_78 ", /* ASTORE_3 78 */
1018 "INT2BYTE ", /* 145 */
1019 "INT2CHAR ", /* 146 */
1020 "INT2SHORT ", /* 147 */
1032 "IF_ICMPEQ ", /* 159 */
1033 "IF_ICMPNE ", /* 160 */
1034 "IF_ICMPLT ", /* 161 */
1035 "IF_ICMPGE ", /* 162 */
1036 "IF_ICMPGT ", /* 163 */
1037 "IF_ICMPLE ", /* 164 */
1038 "IF_ACMPEQ ", /* 165 */
1039 "IF_ACMPNE ", /* 166 */
1043 "TABLESWITCH ", /* 170 */
1044 "LOOKUPSWITCH ", /* 171 */
1045 "IRETURN ", /* 172 */
1046 "LRETURN ", /* 173 */
1047 "FRETURN ", /* 174 */
1048 "DRETURN ", /* 175 */
1049 "ARETURN ", /* 176 */
1050 "RETURN ", /* 177 */
1051 "GETSTATIC ", /* 178 */
1052 "PUTSTATIC ", /* 179 */
1053 "GETFIELD ", /* 180 */
1054 "PUTFIELD ", /* 181 */
1055 "INVOKEVIRTUAL", /* 182 */
1056 "INVOKESPECIAL", /* 183 */
1057 "INVOKESTATIC ", /* 184 */
1058 "INVOKEINTERFACE",/* 185 */
1059 "CHECKASIZE ", /* UNDEF186 186 */
1061 "NEWARRAY ", /* 188 */
1062 "ANEWARRAY ", /* 189 */
1063 "ARRAYLENGTH ", /* 190 */
1064 "ATHROW ", /* 191 */
1065 "CHECKCAST ", /* 192 */
1066 "INSTANCEOF ", /* 193 */
1067 "MONITORENTER ", /* 194 */
1068 "MONITOREXIT ", /* 195 */
1069 "UNDEF196 ", /* WIDE 196 */
1070 "MULTIANEWARRAY",/* 197 */
1071 "IFNULL ", /* 198 */
1072 "IFNONNULL ", /* 199 */
1073 "UNDEF200 ", /* GOTO_W 200 */
1074 "UNDEF201 ", /* JSR_W 201 */
1075 "UNDEF202 ", /* BREAKPOINT 202 */
1077 "UNDEF203","UNDEF204","UNDEF205",
1078 "UNDEF206","UNDEF207","UNDEF208","UNDEF209","UNDEF210",
1079 "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1080 "UNDEF216","UNDEF217","UNDEF218","UNDEF219","UNDEF220",
1081 "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1082 "UNDEF226","UNDEF227","UNDEF228","UNDEF229","UNDEF230",
1083 "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1084 "UNDEF236","UNDEF237","UNDEF238","UNDEF239","UNDEF240",
1085 "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1086 "UNDEF246","UNDEF247","UNDEF248","UNDEF249","UNDEF250",
1087 "UNDEF251","UNDEF252",
1088 "BUILTIN3 ", /* 253 */
1089 "BUILTIN2 ", /* 254 */
1090 "BUILTIN1 " /* 255 */
1095 /***************************** register types *********************************/
1097 #define REG_RES 0 /* reserved register for OS or code generator */
1098 #define REG_RET 1 /* return value register */
1099 #define REG_EXC 2 /* exception value register */
1100 #define REG_SAV 3 /* (callee) saved register */
1101 #define REG_TMP 4 /* scratch temporary register (caller saved) */
1102 #define REG_ARG 5 /* argument register (caller saved) */
1104 #define REG_END -1 /* last entry in tables */
1106 #define PARAMMODE_NUMBERED 0
1107 #define PARAMMODE_STUFFED 1
1109 /***************************** register info block ****************************/
1111 extern int nregdescint[]; /* description of integer registers */
1112 extern int nregdescfloat[]; /* description of floating point registers */
1114 extern int nreg_parammode;
1116 void asm_handle_exception();
1117 void asm_handle_nat_exception();