1 /* src/vm/jit/alpha/codegen.c - machine code generator for Alpha
3 Copyright (C) 1996-2005, 2006, 2007, 2008
4 CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
6 This file is part of CACAO.
8 This program is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License as
10 published by the Free Software Foundation; either version 2, or (at
11 your option) any later version.
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
36 #include "vm/jit/alpha/arch.h"
37 #include "vm/jit/alpha/codegen.h"
39 #include "mm/memory.h"
41 #include "native/jni.h"
42 #include "native/localref.h"
43 #include "native/native.h"
45 #include "threads/lock-common.h"
47 #include "vm/builtin.h"
48 #include "vm/exceptions.hpp"
49 #include "vm/global.h"
50 #include "vm/loader.h"
51 #include "vm/options.h"
54 #include "vm/jit/abi.h"
55 #include "vm/jit/asmpart.h"
56 #include "vm/jit/codegen-common.h"
57 #include "vm/jit/dseg.h"
58 #include "vm/jit/emit-common.h"
59 #include "vm/jit/jit.h"
60 #include "vm/jit/linenumbertable.h"
61 #include "vm/jit/parse.h"
62 #include "vm/jit/patcher-common.h"
63 #include "vm/jit/reg.h"
64 #include "vm/jit/replace.h"
65 #include "vm/jit/stacktrace.hpp"
66 #include "vm/jit/trap.h"
68 #if defined(ENABLE_SSA)
69 # include "vm/jit/optimizing/lsra.h"
70 # include "vm/jit/optimizing/ssa.h"
71 #elif defined(ENABLE_LSRA)
72 # include "vm/jit/allocator/lsra.h"
76 /* codegen_emit ****************************************************************
78 Generates machine code.
80 *******************************************************************************/
82 bool codegen_emit(jitdata *jd)
88 s4 len, s1, s2, s3, d, disp;
93 methodinfo *lm; /* local methodinfo for ICMD_INVOKE* */
94 unresolved_method *um;
95 builtintable_entry *bte;
102 /* get required compiler data */
109 /* prevent compiler warnings */
122 savedregs_num = code_is_leafmethod(code) ? 0 : 1; /* space to save the RA */
124 /* space to save used callee saved registers */
126 savedregs_num += (INT_SAV_CNT - rd->savintreguse);
127 savedregs_num += (FLT_SAV_CNT - rd->savfltreguse);
129 cd->stackframesize = rd->memuse + savedregs_num;
131 #if defined(ENABLE_THREADS) /* space to save argument of monitor_enter */
132 if (checksync && code_is_synchronized(code))
133 cd->stackframesize++;
136 /* create method header */
139 cd->stackframesize = (cd->stackframesize + 1) & ~1; /* align stack to 16-bytes */
142 (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
143 (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize */
145 code->synchronizedoffset = rd->memuse * 8;
147 /* REMOVEME: We still need it for exception handling in assembler. */
149 if (code_is_leafmethod(code))
150 (void) dseg_add_unique_s4(cd, 1);
152 (void) dseg_add_unique_s4(cd, 0);
154 (void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
155 (void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
157 /* create stack frame (if necessary) */
159 if (cd->stackframesize)
160 M_LDA(REG_SP, REG_SP, -(cd->stackframesize * 8));
162 /* save return address and used callee saved registers */
164 p = cd->stackframesize;
165 if (!code_is_leafmethod(code)) {
166 p--; M_AST(REG_RA, REG_SP, p * 8);
168 for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
169 p--; M_LST(rd->savintregs[i], REG_SP, p * 8);
171 for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
172 p--; M_DST(rd->savfltregs[i], REG_SP, p * 8);
175 /* take arguments out of register or stack frame */
179 for (p = 0, l = 0; p < md->paramcount; p++) {
180 t = md->paramtypes[p].type;
182 varindex = jd->local_map[l * 5 + t];
185 if (IS_2_WORD_TYPE(t)) /* increment local counter for 2 word types */
188 if (varindex == UNUSED)
193 s1 = md->params[p].regoff;
195 if (IS_INT_LNG_TYPE(t)) { /* integer args */
196 if (!md->params[p].inmemory) { /* register arguments */
197 if (!IS_INMEMORY(var->flags))
198 M_INTMOVE(s1, var->vv.regoff);
200 M_LST(s1, REG_SP, var->vv.regoff);
202 else { /* stack arguments */
203 if (!IS_INMEMORY(var->flags))
204 M_LLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
206 var->vv.regoff = cd->stackframesize * 8 + s1;
209 else { /* floating args */
210 if (!md->params[p].inmemory) { /* register arguments */
211 if (!IS_INMEMORY(var->flags))
212 M_FLTMOVE(s1, var->vv.regoff);
214 M_DST(s1, REG_SP, var->vv.regoff * 8);
216 else { /* stack arguments */
217 if (!(var->flags & INMEMORY))
218 M_DLD(var->vv.regoff, REG_SP, cd->stackframesize * 8 + s1);
220 var->vv.regoff = cd->stackframesize * 8 + s1;
225 /* call monitorenter function */
227 #if defined(ENABLE_THREADS)
228 if (checksync && code_is_synchronized(code)) {
229 /* stack offset for monitor argument */
234 if (opt_verbosecall) {
235 M_LDA(REG_SP, REG_SP, -(INT_ARG_CNT + FLT_ARG_CNT) * 8);
237 for (p = 0; p < INT_ARG_CNT; p++)
238 M_LST(abi_registers_integer_argument[p], REG_SP, p * 8);
240 for (p = 0; p < FLT_ARG_CNT; p++)
241 M_DST(abi_registers_float_argument[p], REG_SP, (INT_ARG_CNT + p) * 8);
243 s1 += INT_ARG_CNT + FLT_ARG_CNT;
245 #endif /* !defined(NDEBUG) */
247 /* decide which monitor enter function to call */
249 if (m->flags & ACC_STATIC) {
250 disp = dseg_add_address(cd, &m->clazz->object.header);
251 M_ALD(REG_A0, REG_PV, disp);
255 M_ALD_INTERN(REG_ZERO, REG_ZERO, TRAP_NullPointerException);
258 M_AST(REG_A0, REG_SP, s1 * 8);
259 disp = dseg_add_functionptr(cd, LOCK_monitor_enter);
260 M_ALD(REG_PV, REG_PV, disp);
261 M_JSR(REG_RA, REG_PV);
262 disp = (s4) (cd->mcodeptr - cd->mcodebase);
263 M_LDA(REG_PV, REG_RA, -disp);
266 if (opt_verbosecall) {
267 for (p = 0; p < INT_ARG_CNT; p++)
268 M_LLD(abi_registers_integer_argument[p], REG_SP, p * 8);
270 for (p = 0; p < FLT_ARG_CNT; p++)
271 M_DLD(abi_registers_float_argument[p], REG_SP, (INT_ARG_CNT + p) * 8);
273 M_LDA(REG_SP, REG_SP, (INT_ARG_CNT + FLT_ARG_CNT) * 8);
275 #endif /* !defined(NDEBUG) */
279 /* call trace function */
282 if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
283 emit_verbosecall_enter(jd);
288 /* end of header generation */
290 /* create replacement points */
292 REPLACEMENT_POINTS_INIT(cd, jd);
294 /* walk through all basic blocks */
296 for (bptr = jd->basicblocks; bptr != NULL; bptr = bptr->next) {
298 bptr->mpc = (s4) (cd->mcodeptr - cd->mcodebase);
300 if (bptr->flags >= BBREACHED) {
302 /* branch resolving */
304 codegen_resolve_branchrefs(cd, bptr);
306 /* handle replacement points */
308 REPLACEMENT_POINT_BLOCK_START(cd, bptr);
310 /* copy interface registers to their destination */
314 #if defined(ENABLE_LSRA)
318 src = bptr->invars[len];
319 if ((len == bptr->indepth-1) && (bptr->type == BBTYPE_EXH)) {
320 /* d = reg_of_var(m, src, REG_ITMP1); */
321 if (!(src->flags & INMEMORY))
325 M_INTMOVE(REG_ITMP1, d);
326 emit_store(jd, NULL, src, d);
333 var = VAR(bptr->invars[len]);
334 if ((len == bptr->indepth-1) && (bptr->type == BBTYPE_EXH)) {
335 d = codegen_reg_of_var(0, var, REG_ITMP1);
336 M_INTMOVE(REG_ITMP1, d);
337 emit_store(jd, NULL, var, d);
340 assert((var->flags & INOUT));
343 #if defined(ENABLE_LSRA)
347 /* walk through all instructions */
351 for (iptr = bptr->iinstr; len > 0; len--, iptr++) {
352 if (iptr->line != currentline) {
353 linenumbertable_list_entry_add(cd, iptr->line);
354 currentline = iptr->line;
357 MCODECHECK(64); /* an instruction usually needs < 64 words */
360 case ICMD_NOP: /* ... ==> ... */
361 case ICMD_POP: /* ..., value ==> ... */
362 case ICMD_POP2: /* ..., value, value ==> ... */
365 case ICMD_INLINE_START:
367 REPLACEMENT_POINT_INLINE_START(cd, iptr);
370 case ICMD_INLINE_BODY:
372 REPLACEMENT_POINT_INLINE_BODY(cd, iptr);
373 linenumbertable_list_entry_add_inline_start(cd, iptr);
374 linenumbertable_list_entry_add(cd, iptr->line);
377 case ICMD_INLINE_END:
379 linenumbertable_list_entry_add_inline_end(cd, iptr);
380 linenumbertable_list_entry_add(cd, iptr->line);
383 case ICMD_CHECKNULL: /* ..., objectref ==> ..., objectref */
385 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
386 emit_nullpointer_check(cd, iptr, s1);
389 /* constant operations ************************************************/
391 case ICMD_ICONST: /* ... ==> ..., constant */
393 d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
394 ICONST(d, iptr->sx.val.i);
395 emit_store_dst(jd, iptr, d);
398 case ICMD_LCONST: /* ... ==> ..., constant */
400 d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
401 LCONST(d, iptr->sx.val.l);
402 emit_store_dst(jd, iptr, d);
405 case ICMD_FCONST: /* ... ==> ..., constant */
407 d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
408 disp = dseg_add_float(cd, iptr->sx.val.f);
409 M_FLD(d, REG_PV, disp);
410 emit_store_dst(jd, iptr, d);
413 case ICMD_DCONST: /* ... ==> ..., constant */
415 d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
416 disp = dseg_add_double(cd, iptr->sx.val.d);
417 M_DLD(d, REG_PV, disp);
418 emit_store_dst(jd, iptr, d);
421 case ICMD_ACONST: /* ... ==> ..., constant */
423 d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
425 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
426 constant_classref *cr = iptr->sx.val.c.ref;
428 disp = dseg_add_unique_address(cd, cr);
430 /* XXX Only add the patcher, if this position needs to
431 be patched. If there was a previous position which
432 resolved the same class, the returned displacement
433 of dseg_add_address is ok to use. */
435 patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
438 M_ALD(d, REG_PV, disp);
441 if (iptr->sx.val.anyptr == NULL)
442 M_INTMOVE(REG_ZERO, d);
444 disp = dseg_add_address(cd, iptr->sx.val.anyptr);
445 M_ALD(d, REG_PV, disp);
448 emit_store_dst(jd, iptr, d);
452 /* load/store/move/copy operations ************************************/
454 case ICMD_ILOAD: /* ... ==> ..., content of local variable */
455 case ICMD_ALOAD: /* s1 = local variable */
459 case ICMD_ISTORE: /* ..., value ==> ... */
471 if (!(iptr->flags.bits & INS_FLAG_RETADDR))
476 /* integer operations *************************************************/
478 case ICMD_INEG: /* ..., value ==> ..., - value */
480 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
481 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
482 M_ISUB(REG_ZERO, s1, d);
483 emit_store_dst(jd, iptr, d);
486 case ICMD_LNEG: /* ..., value ==> ..., - value */
488 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
489 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
490 M_LSUB(REG_ZERO, s1, d);
491 emit_store_dst(jd, iptr, d);
494 case ICMD_I2L: /* ..., value ==> ..., value */
496 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
497 d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
499 emit_store_dst(jd, iptr, d);
502 case ICMD_L2I: /* ..., value ==> ..., value */
504 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
505 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
506 M_IADD(s1, REG_ZERO, d);
507 emit_store_dst(jd, iptr, d);
510 case ICMD_INT2BYTE: /* ..., value ==> ..., value */
512 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
513 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
514 if (has_ext_instr_set) {
517 M_SLL_IMM(s1, 56, d);
518 M_SRA_IMM( d, 56, d);
520 emit_store_dst(jd, iptr, d);
523 case ICMD_INT2CHAR: /* ..., value ==> ..., value */
525 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
526 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
528 emit_store_dst(jd, iptr, d);
531 case ICMD_INT2SHORT: /* ..., value ==> ..., value */
533 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
534 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
535 if (has_ext_instr_set) {
538 M_SLL_IMM(s1, 48, d);
539 M_SRA_IMM( d, 48, d);
541 emit_store_dst(jd, iptr, d);
545 case ICMD_IADD: /* ..., val1, val2 ==> ..., val1 + val2 */
547 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
548 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
549 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
551 emit_store_dst(jd, iptr, d);
555 case ICMD_IADDCONST: /* ..., value ==> ..., value + constant */
556 /* sx.val.i = constant */
558 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
559 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
560 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
561 M_IADD_IMM(s1, iptr->sx.val.i, d);
562 } else if ((iptr->sx.val.i > -256) && (iptr->sx.val.i < 0)) {
563 M_ISUB_IMM(s1, (-iptr->sx.val.i), d);
565 /* XXX maybe use M_LDA? */
566 ICONST(REG_ITMP2, iptr->sx.val.i);
567 M_IADD(s1, REG_ITMP2, d);
569 emit_store_dst(jd, iptr, d);
572 case ICMD_LADD: /* ..., val1, val2 ==> ..., val1 + val2 */
574 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
575 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
576 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
578 emit_store_dst(jd, iptr, d);
581 case ICMD_LADDCONST: /* ..., value ==> ..., value + constant */
582 /* sx.val.l = constant */
584 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
585 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
586 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
587 M_LADD_IMM(s1, iptr->sx.val.l, d);
589 LCONST(REG_ITMP2, iptr->sx.val.l);
590 M_LADD(s1, REG_ITMP2, d);
592 emit_store_dst(jd, iptr, d);
595 case ICMD_ISUB: /* ..., val1, val2 ==> ..., val1 - val2 */
597 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
598 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
599 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
601 emit_store_dst(jd, iptr, d);
604 case ICMD_ISUBCONST: /* ..., value ==> ..., value + constant */
605 /* sx.val.i = constant */
607 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
608 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
609 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
610 M_ISUB_IMM(s1, iptr->sx.val.i, d);
612 ICONST(REG_ITMP2, iptr->sx.val.i);
613 M_ISUB(s1, REG_ITMP2, d);
615 emit_store_dst(jd, iptr, d);
618 case ICMD_LSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
620 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
621 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
622 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
624 emit_store_dst(jd, iptr, d);
627 case ICMD_LSUBCONST: /* ..., value ==> ..., value - constant */
628 /* sx.val.l = constant */
630 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
631 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
632 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
633 M_LSUB_IMM(s1, iptr->sx.val.l, d);
635 LCONST(REG_ITMP2, iptr->sx.val.l);
636 M_LSUB(s1, REG_ITMP2, d);
638 emit_store_dst(jd, iptr, d);
641 case ICMD_IMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
643 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
644 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
645 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
647 emit_store_dst(jd, iptr, d);
650 case ICMD_IMULCONST: /* ..., value ==> ..., value * constant */
651 /* sx.val.i = constant */
653 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
654 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
655 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
656 M_IMUL_IMM(s1, iptr->sx.val.i, d);
658 ICONST(REG_ITMP2, iptr->sx.val.i);
659 M_IMUL(s1, REG_ITMP2, d);
661 emit_store_dst(jd, iptr, d);
664 case ICMD_LMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
666 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
667 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
668 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
670 emit_store_dst(jd, iptr, d);
673 case ICMD_LMULCONST: /* ..., value ==> ..., value * constant */
674 /* sx.val.l = constant */
676 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
677 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
678 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
679 M_LMUL_IMM(s1, iptr->sx.val.l, d);
681 LCONST(REG_ITMP2, iptr->sx.val.l);
682 M_LMUL(s1, REG_ITMP2, d);
684 emit_store_dst(jd, iptr, d);
687 case ICMD_IDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
688 case ICMD_IREM: /* ..., val1, val2 ==> ..., val1 % val2 */
690 s1 = emit_load_s1(jd, iptr, REG_A0);
691 s2 = emit_load_s2(jd, iptr, REG_A1);
692 d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
693 emit_arithmetic_check(cd, iptr, s2);
695 M_INTMOVE(s1, REG_A0);
696 M_INTMOVE(s2, REG_A1);
697 bte = iptr->sx.s23.s3.bte;
698 disp = dseg_add_functionptr(cd, bte->fp);
699 M_ALD(REG_PV, REG_PV, disp);
700 M_JSR(REG_RA, REG_PV);
701 disp = (s4) (cd->mcodeptr - cd->mcodebase);
702 M_LDA(REG_PV, REG_RA, -disp);
704 M_IADD(REG_RESULT, REG_ZERO, d); /* sign extend (bugfix for gcc -O2) */
705 emit_store_dst(jd, iptr, d);
708 case ICMD_LDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
709 case ICMD_LREM: /* ..., val1, val2 ==> ..., val1 % val2 */
711 s1 = emit_load_s1(jd, iptr, REG_A0);
712 s2 = emit_load_s2(jd, iptr, REG_A1);
713 d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
714 emit_arithmetic_check(cd, iptr, s2);
716 M_INTMOVE(s1, REG_A0);
717 M_INTMOVE(s2, REG_A1);
718 bte = iptr->sx.s23.s3.bte;
719 disp = dseg_add_functionptr(cd, bte->fp);
720 M_ALD(REG_PV, REG_PV, disp);
721 M_JSR(REG_RA, REG_PV);
722 disp = (s4) (cd->mcodeptr - cd->mcodebase);
723 M_LDA(REG_PV, REG_RA, -disp);
725 M_INTMOVE(REG_RESULT, d);
726 emit_store_dst(jd, iptr, d);
729 case ICMD_IDIVPOW2: /* ..., value ==> ..., value << constant */
730 case ICMD_LDIVPOW2: /* val.i = constant */
732 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
733 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
734 if (iptr->sx.val.i <= 15) {
735 M_LDA(REG_ITMP2, s1, (1 << iptr->sx.val.i) -1);
736 M_CMOVGE(s1, s1, REG_ITMP2);
738 M_SRA_IMM(s1, 63, REG_ITMP2);
739 M_SRL_IMM(REG_ITMP2, 64 - iptr->sx.val.i, REG_ITMP2);
740 M_LADD(s1, REG_ITMP2, REG_ITMP2);
742 M_SRA_IMM(REG_ITMP2, iptr->sx.val.i, d);
743 emit_store_dst(jd, iptr, d);
746 case ICMD_ISHL: /* ..., val1, val2 ==> ..., val1 << val2 */
748 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
749 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
750 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
751 M_AND_IMM(s2, 0x1f, REG_ITMP3);
752 M_SLL(s1, REG_ITMP3, d);
753 M_IADD(d, REG_ZERO, d);
754 emit_store_dst(jd, iptr, d);
757 case ICMD_ISHLCONST: /* ..., value ==> ..., value << constant */
758 /* sx.val.i = constant */
760 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
761 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
762 M_SLL_IMM(s1, iptr->sx.val.i & 0x1f, d);
763 M_IADD(d, REG_ZERO, d);
764 emit_store_dst(jd, iptr, d);
767 case ICMD_ISHR: /* ..., val1, val2 ==> ..., val1 >> val2 */
769 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
770 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
771 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
772 M_AND_IMM(s2, 0x1f, REG_ITMP3);
773 M_SRA(s1, REG_ITMP3, d);
774 emit_store_dst(jd, iptr, d);
777 case ICMD_ISHRCONST: /* ..., value ==> ..., value >> constant */
778 /* sx.val.i = constant */
780 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
781 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
782 M_SRA_IMM(s1, iptr->sx.val.i & 0x1f, d);
783 emit_store_dst(jd, iptr, d);
786 case ICMD_IUSHR: /* ..., val1, val2 ==> ..., val1 >>> val2 */
788 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
789 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
790 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
791 M_AND_IMM(s2, 0x1f, REG_ITMP2);
793 M_SRL(d, REG_ITMP2, d);
794 M_IADD(d, REG_ZERO, d);
795 emit_store_dst(jd, iptr, d);
798 case ICMD_IUSHRCONST: /* ..., value ==> ..., value >>> constant */
799 /* sx.val.i = constant */
801 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
802 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
804 M_SRL_IMM(d, iptr->sx.val.i & 0x1f, d);
805 M_IADD(d, REG_ZERO, d);
806 emit_store_dst(jd, iptr, d);
809 case ICMD_LSHL: /* ..., val1, val2 ==> ..., val1 << val2 */
811 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
812 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
813 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
815 emit_store_dst(jd, iptr, d);
818 case ICMD_LSHLCONST: /* ..., value ==> ..., value << constant */
819 /* sx.val.i = constant */
821 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
822 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
823 M_SLL_IMM(s1, iptr->sx.val.i & 0x3f, d);
824 emit_store_dst(jd, iptr, d);
827 case ICMD_LSHR: /* ..., val1, val2 ==> ..., val1 >> val2 */
829 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
830 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
831 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
833 emit_store_dst(jd, iptr, d);
836 case ICMD_LSHRCONST: /* ..., value ==> ..., value >> constant */
837 /* sx.val.i = constant */
839 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
840 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
841 M_SRA_IMM(s1, iptr->sx.val.i & 0x3f, d);
842 emit_store_dst(jd, iptr, d);
845 case ICMD_LUSHR: /* ..., val1, val2 ==> ..., val1 >>> val2 */
847 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
848 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
849 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
851 emit_store_dst(jd, iptr, d);
854 case ICMD_LUSHRCONST: /* ..., value ==> ..., value >>> constant */
855 /* sx.val.i = constant */
857 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
858 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
859 M_SRL_IMM(s1, iptr->sx.val.i & 0x3f, d);
860 emit_store_dst(jd, iptr, d);
863 case ICMD_IAND: /* ..., val1, val2 ==> ..., val1 & val2 */
866 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
867 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
868 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
870 emit_store_dst(jd, iptr, d);
873 case ICMD_IANDCONST: /* ..., value ==> ..., value & constant */
874 /* sx.val.i = constant */
876 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
877 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
878 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
879 M_AND_IMM(s1, iptr->sx.val.i, d);
880 } else if (iptr->sx.val.i == 0xffff) {
882 } else if (iptr->sx.val.i == 0xffffff) {
883 M_ZAPNOT_IMM(s1, 0x07, d);
885 ICONST(REG_ITMP2, iptr->sx.val.i);
886 M_AND(s1, REG_ITMP2, d);
888 emit_store_dst(jd, iptr, d);
891 case ICMD_IREMPOW2: /* ..., value ==> ..., value % constant */
892 /* sx.val.i = constant */
894 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
895 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
897 M_MOV(s1, REG_ITMP1);
900 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
901 M_AND_IMM(s1, iptr->sx.val.i, d);
903 M_ISUB(REG_ZERO, s1, d);
904 M_AND_IMM(d, iptr->sx.val.i, d);
905 } else if (iptr->sx.val.i == 0xffff) {
908 M_ISUB(REG_ZERO, s1, d);
910 } else if (iptr->sx.val.i == 0xffffff) {
911 M_ZAPNOT_IMM(s1, 0x07, d);
913 M_ISUB(REG_ZERO, s1, d);
914 M_ZAPNOT_IMM(d, 0x07, d);
916 ICONST(REG_ITMP2, iptr->sx.val.i);
917 M_AND(s1, REG_ITMP2, d);
919 M_ISUB(REG_ZERO, s1, d);
920 M_AND(d, REG_ITMP2, d);
922 M_ISUB(REG_ZERO, d, d);
923 emit_store_dst(jd, iptr, d);
926 case ICMD_LANDCONST: /* ..., value ==> ..., value & constant */
927 /* sx.val.l = constant */
929 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
930 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
931 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
932 M_AND_IMM(s1, iptr->sx.val.l, d);
933 } else if (iptr->sx.val.l == 0xffffL) {
935 } else if (iptr->sx.val.l == 0xffffffL) {
936 M_ZAPNOT_IMM(s1, 0x07, d);
937 } else if (iptr->sx.val.l == 0xffffffffL) {
939 } else if (iptr->sx.val.l == 0xffffffffffL) {
940 M_ZAPNOT_IMM(s1, 0x1f, d);
941 } else if (iptr->sx.val.l == 0xffffffffffffL) {
942 M_ZAPNOT_IMM(s1, 0x3f, d);
943 } else if (iptr->sx.val.l == 0xffffffffffffffL) {
944 M_ZAPNOT_IMM(s1, 0x7f, d);
946 LCONST(REG_ITMP2, iptr->sx.val.l);
947 M_AND(s1, REG_ITMP2, d);
949 emit_store_dst(jd, iptr, d);
952 case ICMD_LREMPOW2: /* ..., value ==> ..., value % constant */
953 /* sx.val.l = constant */
955 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
956 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
958 M_MOV(s1, REG_ITMP1);
961 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
962 M_AND_IMM(s1, iptr->sx.val.l, d);
964 M_LSUB(REG_ZERO, s1, d);
965 M_AND_IMM(d, iptr->sx.val.l, d);
966 } else if (iptr->sx.val.l == 0xffffL) {
969 M_LSUB(REG_ZERO, s1, d);
971 } else if (iptr->sx.val.l == 0xffffffL) {
972 M_ZAPNOT_IMM(s1, 0x07, d);
974 M_LSUB(REG_ZERO, s1, d);
975 M_ZAPNOT_IMM(d, 0x07, d);
976 } else if (iptr->sx.val.l == 0xffffffffL) {
979 M_LSUB(REG_ZERO, s1, d);
981 } else if (iptr->sx.val.l == 0xffffffffffL) {
982 M_ZAPNOT_IMM(s1, 0x1f, d);
984 M_LSUB(REG_ZERO, s1, d);
985 M_ZAPNOT_IMM(d, 0x1f, d);
986 } else if (iptr->sx.val.l == 0xffffffffffffL) {
987 M_ZAPNOT_IMM(s1, 0x3f, d);
989 M_LSUB(REG_ZERO, s1, d);
990 M_ZAPNOT_IMM(d, 0x3f, d);
991 } else if (iptr->sx.val.l == 0xffffffffffffffL) {
992 M_ZAPNOT_IMM(s1, 0x7f, d);
994 M_LSUB(REG_ZERO, s1, d);
995 M_ZAPNOT_IMM(d, 0x7f, d);
997 LCONST(REG_ITMP2, iptr->sx.val.l);
998 M_AND(s1, REG_ITMP2, d);
1000 M_LSUB(REG_ZERO, s1, d);
1001 M_AND(d, REG_ITMP2, d);
1003 M_LSUB(REG_ZERO, d, d);
1004 emit_store_dst(jd, iptr, d);
1007 case ICMD_IOR: /* ..., val1, val2 ==> ..., val1 | val2 */
1010 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1011 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1012 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1014 emit_store_dst(jd, iptr, d);
1017 case ICMD_IORCONST: /* ..., value ==> ..., value | constant */
1018 /* sx.val.i = constant */
1020 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1021 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1022 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
1023 M_OR_IMM(s1, iptr->sx.val.i, d);
1025 ICONST(REG_ITMP2, iptr->sx.val.i);
1026 M_OR(s1, REG_ITMP2, d);
1028 emit_store_dst(jd, iptr, d);
1031 case ICMD_LORCONST: /* ..., value ==> ..., value | constant */
1032 /* sx.val.l = constant */
1034 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1035 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1036 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
1037 M_OR_IMM(s1, iptr->sx.val.l, d);
1039 LCONST(REG_ITMP2, iptr->sx.val.l);
1040 M_OR(s1, REG_ITMP2, d);
1042 emit_store_dst(jd, iptr, d);
1045 case ICMD_IXOR: /* ..., val1, val2 ==> ..., val1 ^ val2 */
1048 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1049 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1050 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1052 emit_store_dst(jd, iptr, d);
1055 case ICMD_IXORCONST: /* ..., value ==> ..., value ^ constant */
1056 /* sx.val.i = constant */
1058 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1059 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1060 if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 255)) {
1061 M_XOR_IMM(s1, iptr->sx.val.i, d);
1063 ICONST(REG_ITMP2, iptr->sx.val.i);
1064 M_XOR(s1, REG_ITMP2, d);
1066 emit_store_dst(jd, iptr, d);
1069 case ICMD_LXORCONST: /* ..., value ==> ..., value ^ constant */
1070 /* sx.val.l = constant */
1072 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1073 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1074 if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 255)) {
1075 M_XOR_IMM(s1, iptr->sx.val.l, d);
1077 LCONST(REG_ITMP2, iptr->sx.val.l);
1078 M_XOR(s1, REG_ITMP2, d);
1080 emit_store_dst(jd, iptr, d);
1084 case ICMD_LCMP: /* ..., val1, val2 ==> ..., val1 cmp val2 */
1086 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1087 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1088 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1089 M_CMPLT(s1, s2, REG_ITMP3);
1090 M_CMPLT(s2, s1, REG_ITMP1);
1091 M_LSUB(REG_ITMP1, REG_ITMP3, d);
1092 emit_store_dst(jd, iptr, d);
1096 /* floating operations ************************************************/
1098 case ICMD_FNEG: /* ..., value ==> ..., - value */
1100 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1101 d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
1103 emit_store_dst(jd, iptr, d);
1106 case ICMD_DNEG: /* ..., value ==> ..., - value */
1108 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1109 d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
1111 emit_store_dst(jd, iptr, d);
1114 case ICMD_FADD: /* ..., val1, val2 ==> ..., val1 + val2 */
1116 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1117 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1118 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1122 if (d == s1 || d == s2) {
1123 M_FADDS(s1, s2, REG_FTMP3);
1125 M_FMOV(REG_FTMP3, d);
1131 emit_store_dst(jd, iptr, d);
1134 case ICMD_DADD: /* ..., val1, val2 ==> ..., val1 + val2 */
1136 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1137 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1138 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1142 if (d == s1 || d == s2) {
1143 M_DADDS(s1, s2, REG_FTMP3);
1145 M_FMOV(REG_FTMP3, d);
1151 emit_store_dst(jd, iptr, d);
1154 case ICMD_FSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
1156 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1157 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1158 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1162 if (d == s1 || d == s2) {
1163 M_FSUBS(s1, s2, REG_FTMP3);
1165 M_FMOV(REG_FTMP3, d);
1171 emit_store_dst(jd, iptr, d);
1174 case ICMD_DSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
1176 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1177 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1178 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1182 if (d == s1 || d == s2) {
1183 M_DSUBS(s1, s2, REG_FTMP3);
1185 M_FMOV(REG_FTMP3, d);
1191 emit_store_dst(jd, iptr, d);
1194 case ICMD_FMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
1196 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1197 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1198 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1202 if (d == s1 || d == s2) {
1203 M_FMULS(s1, s2, REG_FTMP3);
1205 M_FMOV(REG_FTMP3, d);
1211 emit_store_dst(jd, iptr, d);
1214 case ICMD_DMUL: /* ..., val1, val2 ==> ..., val1 *** val2 */
1216 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1217 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1218 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1222 if (d == s1 || d == s2) {
1223 M_DMULS(s1, s2, REG_FTMP3);
1225 M_FMOV(REG_FTMP3, d);
1231 emit_store_dst(jd, iptr, d);
1234 case ICMD_FDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
1236 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1237 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1238 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1242 if (d == s1 || d == s2) {
1243 M_FDIVS(s1, s2, REG_FTMP3);
1245 M_FMOV(REG_FTMP3, d);
1251 emit_store_dst(jd, iptr, d);
1254 case ICMD_DDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
1256 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1257 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1258 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1262 if (d == s1 || d == s2) {
1263 M_DDIVS(s1, s2, REG_FTMP3);
1265 M_FMOV(REG_FTMP3, d);
1271 emit_store_dst(jd, iptr, d);
1274 case ICMD_I2F: /* ..., value ==> ..., (float) value */
1276 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1277 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1278 disp = dseg_add_unique_double(cd, 0.0); /* FIXME Not thread safe! */
1279 M_LST(s1, REG_PV, disp);
1280 M_DLD(d, REG_PV, disp);
1282 emit_store_dst(jd, iptr, d);
1285 case ICMD_I2D: /* ..., value ==> ..., (double) value */
1287 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1288 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1289 disp = dseg_add_unique_double(cd, 0.0); /* FIXME Not thread safe! */
1290 M_LST(s1, REG_PV, disp);
1291 M_DLD(d, REG_PV, disp);
1293 emit_store_dst(jd, iptr, d);
1296 case ICMD_F2I: /* ..., value ==> ..., (int) value */
1298 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1299 d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
1300 disp = dseg_add_unique_double(cd, 0.0); /* FIXME Not thread safe! */
1301 M_CVTDL_C(s1, REG_FTMP2);
1302 M_CVTLI(REG_FTMP2, REG_FTMP3);
1303 M_DST(REG_FTMP3, REG_PV, disp);
1304 M_ILD(d, REG_PV, disp);
1305 emit_store_dst(jd, iptr, d);
1308 case ICMD_F2L: /* ..., value ==> ..., (long) value */
1310 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1311 d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
1312 disp = dseg_add_unique_double(cd, 0.0); /* FIXME Not thread safe! */
1313 M_CVTDL_C(s1, REG_FTMP2);
1314 M_DST(REG_FTMP2, REG_PV, disp);
1315 M_LLD(d, REG_PV, disp);
1316 emit_store_dst(jd, iptr, d);
1319 case ICMD_F2D: /* ..., value ==> ..., (double) value */
1321 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1322 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1325 emit_store_dst(jd, iptr, d);
1328 case ICMD_D2F: /* ..., value ==> ..., (float) value */
1330 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1331 d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
1338 emit_store_dst(jd, iptr, d);
1341 case ICMD_FCMPL: /* ..., val1, val2 ==> ..., val1 fcmpl val2 */
1343 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1344 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1345 d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
1347 M_LSUB_IMM(REG_ZERO, 1, d);
1348 M_FCMPEQ(s1, s2, REG_FTMP3);
1349 M_FBEQZ (REG_FTMP3, 1); /* jump over next instructions */
1351 M_FCMPLT(s2, s1, REG_FTMP3);
1352 M_FBEQZ (REG_FTMP3, 1); /* jump over next instruction */
1353 M_LADD_IMM(REG_ZERO, 1, d);
1355 M_LSUB_IMM(REG_ZERO, 1, d);
1356 M_FCMPEQS(s1, s2, REG_FTMP3);
1358 M_FBEQZ (REG_FTMP3, 1); /* jump over next instructions */
1360 M_FCMPLTS(s2, s1, REG_FTMP3);
1362 M_FBEQZ (REG_FTMP3, 1); /* jump over next instruction */
1363 M_LADD_IMM(REG_ZERO, 1, d);
1365 emit_store_dst(jd, iptr, d);
1368 case ICMD_FCMPG: /* ..., val1, val2 ==> ..., val1 fcmpg val2 */
1370 s1 = emit_load_s1(jd, iptr, REG_FTMP1);
1371 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1372 d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
1374 M_LADD_IMM(REG_ZERO, 1, d);
1375 M_FCMPEQ(s1, s2, REG_FTMP3);
1376 M_FBEQZ (REG_FTMP3, 1); /* jump over next instruction */
1378 M_FCMPLT(s1, s2, REG_FTMP3);
1379 M_FBEQZ (REG_FTMP3, 1); /* jump over next instruction */
1380 M_LSUB_IMM(REG_ZERO, 1, d);
1382 M_LADD_IMM(REG_ZERO, 1, d);
1383 M_FCMPEQS(s1, s2, REG_FTMP3);
1385 M_FBEQZ (REG_FTMP3, 1); /* jump over next instruction */
1387 M_FCMPLTS(s1, s2, REG_FTMP3);
1389 M_FBEQZ (REG_FTMP3, 1); /* jump over next instruction */
1390 M_LSUB_IMM(REG_ZERO, 1, d);
1392 emit_store_dst(jd, iptr, d);
1396 /* memory operations **************************************************/
1398 case ICMD_ARRAYLENGTH: /* ..., arrayref ==> ..., length */
1400 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1401 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1402 /* implicit null-pointer check */
1403 M_ILD(d, s1, OFFSET(java_array_t, size));
1404 emit_store_dst(jd, iptr, d);
1407 case ICMD_BALOAD: /* ..., arrayref, index ==> ..., value */
1409 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1410 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1411 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1412 /* implicit null-pointer check */
1413 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1414 if (has_ext_instr_set) {
1415 M_LADD(s2, s1, REG_ITMP1);
1416 M_BLDU(d, REG_ITMP1, OFFSET (java_bytearray_t, data[0]));
1420 M_LADD(s2, s1, REG_ITMP1);
1421 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1422 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray_t, data[0])+1);
1423 M_EXTQH(REG_ITMP2, REG_ITMP1, d);
1424 M_SRA_IMM(d, 56, d);
1426 emit_store_dst(jd, iptr, d);
1429 case ICMD_CALOAD: /* ..., arrayref, index ==> ..., value */
1431 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1432 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1433 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1434 /* implicit null-pointer check */
1435 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1436 if (has_ext_instr_set) {
1437 M_LADD(s2, s1, REG_ITMP1);
1438 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1439 M_SLDU(d, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1442 M_LADD (s2, s1, REG_ITMP1);
1443 M_LADD (s2, REG_ITMP1, REG_ITMP1);
1444 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1445 M_LDA (REG_ITMP1, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1446 M_EXTWL(REG_ITMP2, REG_ITMP1, d);
1448 emit_store_dst(jd, iptr, d);
1451 case ICMD_SALOAD: /* ..., arrayref, index ==> ..., value */
1453 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1454 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1455 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1456 /* implicit null-pointer check */
1457 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1458 if (has_ext_instr_set) {
1459 M_LADD(s2, s1, REG_ITMP1);
1460 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1461 M_SLDU( d, REG_ITMP1, OFFSET (java_shortarray_t, data[0]));
1464 M_LADD(s2, s1, REG_ITMP1);
1465 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1466 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1467 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray_t, data[0])+2);
1468 M_EXTQH(REG_ITMP2, REG_ITMP1, d);
1469 M_SRA_IMM(d, 48, d);
1471 emit_store_dst(jd, iptr, d);
1474 case ICMD_IALOAD: /* ..., arrayref, index ==> ..., value */
1476 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1477 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1478 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1479 /* implicit null-pointer check */
1480 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1481 M_S4ADDQ(s2, s1, REG_ITMP1);
1482 M_ILD(d, REG_ITMP1, OFFSET(java_intarray_t, data[0]));
1483 emit_store_dst(jd, iptr, d);
1486 case ICMD_LALOAD: /* ..., arrayref, index ==> ..., value */
1488 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1489 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1490 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1491 /* implicit null-pointer check */
1492 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1493 M_S8ADDQ(s2, s1, REG_ITMP1);
1494 M_LLD(d, REG_ITMP1, OFFSET(java_longarray_t, data[0]));
1495 emit_store_dst(jd, iptr, d);
1498 case ICMD_FALOAD: /* ..., arrayref, index ==> ..., value */
1500 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1501 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1502 d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
1503 /* implicit null-pointer check */
1504 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1505 M_S4ADDQ(s2, s1, REG_ITMP1);
1506 M_FLD(d, REG_ITMP1, OFFSET(java_floatarray_t, data[0]));
1507 emit_store_dst(jd, iptr, d);
1510 case ICMD_DALOAD: /* ..., arrayref, index ==> ..., value */
1512 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1513 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1514 d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
1515 /* implicit null-pointer check */
1516 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1517 M_S8ADDQ(s2, s1, REG_ITMP1);
1518 M_DLD(d, REG_ITMP1, OFFSET(java_doublearray_t, data[0]));
1519 emit_store_dst(jd, iptr, d);
1522 case ICMD_AALOAD: /* ..., arrayref, index ==> ..., value */
1524 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1525 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1526 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1527 /* implicit null-pointer check */
1528 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1529 M_SAADDQ(s2, s1, REG_ITMP1);
1530 M_ALD(d, REG_ITMP1, OFFSET(java_objectarray_t, data[0]));
1531 emit_store_dst(jd, iptr, d);
1535 case ICMD_BASTORE: /* ..., arrayref, index, value ==> ... */
1537 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1538 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1539 /* implicit null-pointer check */
1540 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1541 s3 = emit_load_s3(jd, iptr, REG_ITMP3);
1542 if (has_ext_instr_set) {
1543 M_LADD(s2, s1, REG_ITMP1);
1544 M_BST(s3, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1547 M_LADD(s2, s1, REG_ITMP1);
1548 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1549 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1550 M_INSBL(s3, REG_ITMP1, REG_ITMP3);
1551 M_MSKBL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
1552 M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
1553 M_LST_U(REG_ITMP2, REG_ITMP1, 0);
1557 case ICMD_CASTORE: /* ..., arrayref, index, value ==> ... */
1559 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1560 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1561 /* implicit null-pointer check */
1562 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1563 s3 = emit_load_s3(jd, iptr, REG_ITMP3);
1564 if (has_ext_instr_set) {
1565 M_LADD(s2, s1, REG_ITMP1);
1566 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1567 M_SST(s3, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1570 M_LADD(s2, s1, REG_ITMP1);
1571 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1572 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1573 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1574 M_INSWL(s3, REG_ITMP1, REG_ITMP3);
1575 M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
1576 M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
1577 M_LST_U(REG_ITMP2, REG_ITMP1, 0);
1581 case ICMD_SASTORE: /* ..., arrayref, index, value ==> ... */
1583 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1584 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1585 /* implicit null-pointer check */
1586 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1587 s3 = emit_load_s3(jd, iptr, REG_ITMP3);
1588 if (has_ext_instr_set) {
1589 M_LADD(s2, s1, REG_ITMP1);
1590 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1591 M_SST(s3, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1594 M_LADD(s2, s1, REG_ITMP1);
1595 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1596 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1597 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1598 M_INSWL(s3, REG_ITMP1, REG_ITMP3);
1599 M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
1600 M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
1601 M_LST_U(REG_ITMP2, REG_ITMP1, 0);
1605 case ICMD_IASTORE: /* ..., arrayref, index, value ==> ... */
1607 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1608 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1609 /* implicit null-pointer check */
1610 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1611 s3 = emit_load_s3(jd, iptr, REG_ITMP3);
1612 M_S4ADDQ(s2, s1, REG_ITMP1);
1613 M_IST(s3, REG_ITMP1, OFFSET(java_intarray_t, data[0]));
1616 case ICMD_LASTORE: /* ..., arrayref, index, value ==> ... */
1618 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1619 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1620 /* implicit null-pointer check */
1621 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1622 s3 = emit_load_s3(jd, iptr, REG_ITMP3);
1623 M_S8ADDQ(s2, s1, REG_ITMP1);
1624 M_LST(s3, REG_ITMP1, OFFSET(java_longarray_t, data[0]));
1627 case ICMD_FASTORE: /* ..., arrayref, index, value ==> ... */
1629 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1630 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1631 /* implicit null-pointer check */
1632 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1633 s3 = emit_load_s3(jd, iptr, REG_FTMP3);
1634 M_S4ADDQ(s2, s1, REG_ITMP1);
1635 M_FST(s3, REG_ITMP1, OFFSET(java_floatarray_t, data[0]));
1638 case ICMD_DASTORE: /* ..., arrayref, index, value ==> ... */
1640 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1641 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1642 /* implicit null-pointer check */
1643 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1644 s3 = emit_load_s3(jd, iptr, REG_FTMP3);
1645 M_S8ADDQ(s2, s1, REG_ITMP1);
1646 M_DST(s3, REG_ITMP1, OFFSET(java_doublearray_t, data[0]));
1649 case ICMD_AASTORE: /* ..., arrayref, index, value ==> ... */
1651 s1 = emit_load_s1(jd, iptr, REG_A0);
1652 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1653 /* implicit null-pointer check */
1654 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1655 s3 = emit_load_s3(jd, iptr, REG_A1);
1657 M_INTMOVE(s1, REG_A0);
1658 M_INTMOVE(s3, REG_A1);
1660 disp = dseg_add_functionptr(cd, BUILTIN_FAST_canstore);
1661 M_ALD(REG_PV, REG_PV, disp);
1662 M_JSR(REG_RA, REG_PV);
1663 disp = (s4) (cd->mcodeptr - cd->mcodebase);
1664 M_LDA(REG_PV, REG_RA, -disp);
1665 emit_arraystore_check(cd, iptr);
1667 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1668 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1669 s3 = emit_load_s3(jd, iptr, REG_ITMP3);
1670 M_SAADDQ(s2, s1, REG_ITMP1);
1671 M_AST(s3, REG_ITMP1, OFFSET(java_objectarray_t, data[0]));
1675 case ICMD_BASTORECONST: /* ..., arrayref, index ==> ... */
1677 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1678 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1679 /* implicit null-pointer check */
1680 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1681 if (has_ext_instr_set) {
1682 M_LADD(s2, s1, REG_ITMP1);
1683 M_BST(REG_ZERO, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1686 M_LADD(s2, s1, REG_ITMP1);
1687 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1688 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_bytearray_t, data[0]));
1689 M_INSBL(REG_ZERO, REG_ITMP1, REG_ITMP3);
1690 M_MSKBL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
1691 M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
1692 M_LST_U(REG_ITMP2, REG_ITMP1, 0);
1696 case ICMD_CASTORECONST: /* ..., arrayref, index ==> ... */
1698 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1699 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1700 /* implicit null-pointer check */
1701 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1702 if (has_ext_instr_set) {
1703 M_LADD(s2, s1, REG_ITMP1);
1704 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1705 M_SST(REG_ZERO, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1708 M_LADD(s2, s1, REG_ITMP1);
1709 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1710 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1711 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_chararray_t, data[0]));
1712 M_INSWL(REG_ZERO, REG_ITMP1, REG_ITMP3);
1713 M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
1714 M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
1715 M_LST_U(REG_ITMP2, REG_ITMP1, 0);
1719 case ICMD_SASTORECONST: /* ..., arrayref, index ==> ... */
1721 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1722 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1723 /* implicit null-pointer check */
1724 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1725 if (has_ext_instr_set) {
1726 M_LADD(s2, s1, REG_ITMP1);
1727 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1728 M_SST(REG_ZERO, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1731 M_LADD(s2, s1, REG_ITMP1);
1732 M_LADD(s2, REG_ITMP1, REG_ITMP1);
1733 M_LLD_U(REG_ITMP2, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1734 M_LDA(REG_ITMP1, REG_ITMP1, OFFSET(java_shortarray_t, data[0]));
1735 M_INSWL(REG_ZERO, REG_ITMP1, REG_ITMP3);
1736 M_MSKWL(REG_ITMP2, REG_ITMP1, REG_ITMP2);
1737 M_OR(REG_ITMP2, REG_ITMP3, REG_ITMP2);
1738 M_LST_U(REG_ITMP2, REG_ITMP1, 0);
1742 case ICMD_IASTORECONST: /* ..., arrayref, index ==> ... */
1744 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1745 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1746 /* implicit null-pointer check */
1747 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1748 M_S4ADDQ(s2, s1, REG_ITMP1);
1749 M_IST(REG_ZERO, REG_ITMP1, OFFSET(java_intarray_t, data[0]));
1752 case ICMD_LASTORECONST: /* ..., arrayref, index ==> ... */
1754 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1755 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1756 /* implicit null-pointer check */
1757 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1758 M_S8ADDQ(s2, s1, REG_ITMP1);
1759 M_LST(REG_ZERO, REG_ITMP1, OFFSET(java_longarray_t, data[0]));
1762 case ICMD_AASTORECONST: /* ..., arrayref, index ==> ... */
1764 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1765 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1766 /* implicit null-pointer check */
1767 emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
1768 M_SAADDQ(s2, s1, REG_ITMP1);
1769 M_AST(REG_ZERO, REG_ITMP1, OFFSET(java_objectarray_t, data[0]));
1773 case ICMD_GETSTATIC: /* ... ==> ..., value */
1775 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
1776 uf = iptr->sx.s23.s3.uf;
1777 fieldtype = uf->fieldref->parseddesc.fd->type;
1778 disp = dseg_add_unique_address(cd, uf);
1780 patcher_add_patch_ref(jd, PATCHER_get_putstatic, uf, disp);
1783 fi = iptr->sx.s23.s3.fmiref->p.field;
1784 fieldtype = fi->type;
1785 disp = dseg_add_address(cd, fi->value);
1787 if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->clazz))
1788 patcher_add_patch_ref(jd, PATCHER_initialize_class, fi->clazz,
1792 M_ALD(REG_ITMP1, REG_PV, disp);
1793 switch (fieldtype) {
1795 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1796 M_ILD(d, REG_ITMP1, 0);
1799 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1800 M_LLD(d, REG_ITMP1, 0);
1803 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1804 M_ALD(d, REG_ITMP1, 0);
1807 d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
1808 M_FLD(d, REG_ITMP1, 0);
1811 d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
1812 M_DLD(d, REG_ITMP1, 0);
1815 emit_store_dst(jd, iptr, d);
1818 case ICMD_PUTSTATIC: /* ..., value ==> ... */
1820 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
1821 uf = iptr->sx.s23.s3.uf;
1822 fieldtype = uf->fieldref->parseddesc.fd->type;
1823 disp = dseg_add_unique_address(cd, uf);
1825 patcher_add_patch_ref(jd, PATCHER_get_putstatic, uf, disp);
1828 fi = iptr->sx.s23.s3.fmiref->p.field;
1829 fieldtype = fi->type;
1830 disp = dseg_add_address(cd, fi->value);
1832 if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->clazz))
1833 patcher_add_patch_ref(jd, PATCHER_initialize_class, fi->clazz,
1837 M_ALD(REG_ITMP1, REG_PV, disp);
1838 switch (fieldtype) {
1840 s1 = emit_load_s1(jd, iptr, REG_ITMP2);
1841 M_IST(s1, REG_ITMP1, 0);
1844 s1 = emit_load_s1(jd, iptr, REG_ITMP2);
1845 M_LST(s1, REG_ITMP1, 0);
1848 s1 = emit_load_s1(jd, iptr, REG_ITMP2);
1849 M_AST(s1, REG_ITMP1, 0);
1852 s1 = emit_load_s1(jd, iptr, REG_FTMP2);
1853 M_FST(s1, REG_ITMP1, 0);
1856 s1 = emit_load_s1(jd, iptr, REG_FTMP2);
1857 M_DST(s1, REG_ITMP1, 0);
1862 case ICMD_PUTSTATICCONST: /* ... ==> ... */
1863 /* val = value (in current instruction) */
1864 /* following NOP) */
1866 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
1867 uf = iptr->sx.s23.s3.uf;
1868 fieldtype = uf->fieldref->parseddesc.fd->type;
1869 disp = dseg_add_unique_address(cd, uf);
1871 patcher_add_patch_ref(jd, PATCHER_get_putstatic, uf, disp);
1874 fi = iptr->sx.s23.s3.fmiref->p.field;
1875 fieldtype = fi->type;
1876 disp = dseg_add_address(cd, fi->value);
1878 if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->clazz))
1879 patcher_add_patch_ref(jd, PATCHER_initialize_class, fi->clazz,
1883 M_ALD(REG_ITMP1, REG_PV, disp);
1884 switch (fieldtype) {
1886 M_IST(REG_ZERO, REG_ITMP1, 0);
1889 M_LST(REG_ZERO, REG_ITMP1, 0);
1892 M_AST(REG_ZERO, REG_ITMP1, 0);
1895 M_FST(REG_ZERO, REG_ITMP1, 0);
1898 M_DST(REG_ZERO, REG_ITMP1, 0);
1904 case ICMD_GETFIELD: /* ... ==> ..., value */
1906 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1908 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
1909 uf = iptr->sx.s23.s3.uf;
1910 fieldtype = uf->fieldref->parseddesc.fd->type;
1913 patcher_add_patch_ref(jd, PATCHER_get_putfield, uf, 0);
1916 fi = iptr->sx.s23.s3.fmiref->p.field;
1917 fieldtype = fi->type;
1921 /* implicit null-pointer check */
1922 switch (fieldtype) {
1924 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1928 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1932 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
1936 d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
1940 d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
1944 emit_store_dst(jd, iptr, d);
1947 case ICMD_PUTFIELD: /* ..., objectref, value ==> ... */
1949 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1951 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
1952 uf = iptr->sx.s23.s3.uf;
1953 fieldtype = uf->fieldref->parseddesc.fd->type;
1958 fi = iptr->sx.s23.s3.fmiref->p.field;
1959 fieldtype = fi->type;
1963 if (IS_INT_LNG_TYPE(fieldtype))
1964 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
1966 s2 = emit_load_s2(jd, iptr, REG_FTMP2);
1968 if (INSTRUCTION_IS_UNRESOLVED(iptr))
1969 patcher_add_patch_ref(jd, PATCHER_get_putfield, uf, 0);
1971 /* implicit null-pointer check */
1972 switch (fieldtype) {
1974 M_IST(s2, s1, disp);
1977 M_LST(s2, s1, disp);
1980 M_AST(s2, s1, disp);
1983 M_FST(s2, s1, disp);
1986 M_DST(s2, s1, disp);
1991 case ICMD_PUTFIELDCONST: /* ..., objectref ==> ... */
1992 /* val = value (in current instruction) */
1993 /* following NOP) */
1995 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
1997 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
1998 uf = iptr->sx.s23.s3.uf;
1999 fieldtype = uf->fieldref->parseddesc.fd->type;
2002 patcher_add_patch_ref(jd, PATCHER_get_putfield, uf, 0);
2005 fi = iptr->sx.s23.s3.fmiref->p.field;
2006 fieldtype = fi->type;
2010 /* implicit null-pointer check */
2011 switch (fieldtype) {
2013 M_IST(REG_ZERO, s1, disp);
2016 M_LST(REG_ZERO, s1, disp);
2019 M_AST(REG_ZERO, s1, disp);
2022 M_FST(REG_ZERO, s1, disp);
2025 M_DST(REG_ZERO, s1, disp);
2031 /* branch operations **************************************************/
2033 case ICMD_ATHROW: /* ..., objectref ==> ... (, objectref) */
2035 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2036 M_INTMOVE(s1, REG_ITMP1_XPTR);
2038 #ifdef ENABLE_VERIFIER
2039 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2040 unresolved_class *uc = iptr->sx.s23.s2.uc;
2042 patcher_add_patch_ref(jd, PATCHER_resolve_class, uc, 0);
2044 #endif /* ENABLE_VERIFIER */
2046 disp = dseg_add_functionptr(cd, asm_handle_exception);
2047 M_ALD(REG_ITMP2, REG_PV, disp);
2048 M_JMP(REG_ITMP2_XPC, REG_ITMP2);
2049 M_NOP; /* nop ensures that XPC is less than the end */
2050 /* of basic block */
2054 case ICMD_GOTO: /* ... ==> ... */
2055 case ICMD_RET: /* ... ==> ... */
2057 emit_br(cd, iptr->dst.block);
2061 case ICMD_JSR: /* ... ==> ... */
2063 emit_br(cd, iptr->sx.s23.s3.jsrtarget.block);
2067 case ICMD_IFNULL: /* ..., value ==> ... */
2068 case ICMD_IFNONNULL:
2070 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2071 emit_bccz(cd, iptr->dst.block, iptr->opc - ICMD_IFNULL, s1, BRANCH_OPT_NONE);
2074 case ICMD_IFEQ: /* ..., value ==> ... */
2076 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2077 if (iptr->sx.val.i == 0)
2078 emit_beqz(cd, iptr->dst.block, s1);
2080 if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
2081 M_CMPEQ_IMM(s1, iptr->sx.val.i, REG_ITMP1);
2083 ICONST(REG_ITMP2, iptr->sx.val.i);
2084 M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
2086 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2090 case ICMD_IFLT: /* ..., value ==> ... */
2092 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2093 if (iptr->sx.val.i == 0)
2094 emit_bltz(cd, iptr->dst.block, s1);
2096 if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
2097 M_CMPLT_IMM(s1, iptr->sx.val.i, REG_ITMP1);
2099 ICONST(REG_ITMP2, iptr->sx.val.i);
2100 M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
2102 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2106 case ICMD_IFLE: /* ..., value ==> ... */
2108 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2109 if (iptr->sx.val.i == 0)
2110 emit_blez(cd, iptr->dst.block, s1);
2112 if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
2113 M_CMPLE_IMM(s1, iptr->sx.val.i, REG_ITMP1);
2115 ICONST(REG_ITMP2, iptr->sx.val.i);
2116 M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
2118 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2122 case ICMD_IFNE: /* ..., value ==> ... */
2124 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2125 if (iptr->sx.val.i == 0)
2126 emit_bnez(cd, iptr->dst.block, s1);
2128 if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
2129 M_CMPEQ_IMM(s1, iptr->sx.val.i, REG_ITMP1);
2131 ICONST(REG_ITMP2, iptr->sx.val.i);
2132 M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
2134 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2138 case ICMD_IFGT: /* ..., value ==> ... */
2140 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2141 if (iptr->sx.val.i == 0)
2142 emit_bgtz(cd, iptr->dst.block, s1);
2144 if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
2145 M_CMPLE_IMM(s1, iptr->sx.val.i, REG_ITMP1);
2147 ICONST(REG_ITMP2, iptr->sx.val.i);
2148 M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
2150 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2154 case ICMD_IFGE: /* ..., value ==> ... */
2156 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2157 if (iptr->sx.val.i == 0)
2158 emit_bgez(cd, iptr->dst.block, s1);
2160 if ((iptr->sx.val.i > 0) && (iptr->sx.val.i <= 255))
2161 M_CMPLT_IMM(s1, iptr->sx.val.i, REG_ITMP1);
2163 ICONST(REG_ITMP2, iptr->sx.val.i);
2164 M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
2166 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2170 case ICMD_IF_LEQ: /* ..., value ==> ... */
2172 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2173 if (iptr->sx.val.l == 0)
2174 emit_beqz(cd, iptr->dst.block, s1);
2176 if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
2177 M_CMPEQ_IMM(s1, iptr->sx.val.l, REG_ITMP1);
2179 LCONST(REG_ITMP2, iptr->sx.val.l);
2180 M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
2182 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2186 case ICMD_IF_LLT: /* ..., value ==> ... */
2188 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2189 if (iptr->sx.val.l == 0)
2190 emit_bltz(cd, iptr->dst.block, s1);
2192 if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
2193 M_CMPLT_IMM(s1, iptr->sx.val.l, REG_ITMP1);
2195 LCONST(REG_ITMP2, iptr->sx.val.l);
2196 M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
2198 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2202 case ICMD_IF_LLE: /* ..., value ==> ... */
2204 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2205 if (iptr->sx.val.l == 0)
2206 emit_blez(cd, iptr->dst.block, s1);
2208 if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
2209 M_CMPLE_IMM(s1, iptr->sx.val.l, REG_ITMP1);
2211 LCONST(REG_ITMP2, iptr->sx.val.l);
2212 M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
2214 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2218 case ICMD_IF_LNE: /* ..., value ==> ... */
2220 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2221 if (iptr->sx.val.l == 0)
2222 emit_bnez(cd, iptr->dst.block, s1);
2224 if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
2225 M_CMPEQ_IMM(s1, iptr->sx.val.l, REG_ITMP1);
2227 LCONST(REG_ITMP2, iptr->sx.val.l);
2228 M_CMPEQ(s1, REG_ITMP2, REG_ITMP1);
2230 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2234 case ICMD_IF_LGT: /* ..., value ==> ... */
2236 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2237 if (iptr->sx.val.l == 0)
2238 emit_bgtz(cd, iptr->dst.block, s1);
2240 if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
2241 M_CMPLE_IMM(s1, iptr->sx.val.l, REG_ITMP1);
2243 LCONST(REG_ITMP2, iptr->sx.val.l);
2244 M_CMPLE(s1, REG_ITMP2, REG_ITMP1);
2246 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2250 case ICMD_IF_LGE: /* ..., value ==> ... */
2252 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2253 if (iptr->sx.val.l == 0)
2254 emit_bgez(cd, iptr->dst.block, s1);
2256 if ((iptr->sx.val.l > 0) && (iptr->sx.val.l <= 255))
2257 M_CMPLT_IMM(s1, iptr->sx.val.l, REG_ITMP1);
2259 LCONST(REG_ITMP2, iptr->sx.val.l);
2260 M_CMPLT(s1, REG_ITMP2, REG_ITMP1);
2262 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2266 case ICMD_IF_ICMPEQ: /* ..., value, value ==> ... */
2267 case ICMD_IF_LCMPEQ: /* op1 = target JavaVM pc */
2268 case ICMD_IF_ACMPEQ:
2270 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2271 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
2272 M_CMPEQ(s1, s2, REG_ITMP1);
2273 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2276 case ICMD_IF_ICMPNE: /* ..., value, value ==> ... */
2277 case ICMD_IF_LCMPNE: /* op1 = target JavaVM pc */
2278 case ICMD_IF_ACMPNE:
2280 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2281 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
2282 M_CMPEQ(s1, s2, REG_ITMP1);
2283 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2286 case ICMD_IF_ICMPLT: /* ..., value, value ==> ... */
2287 case ICMD_IF_LCMPLT: /* op1 = target JavaVM pc */
2289 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2290 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
2291 M_CMPLT(s1, s2, REG_ITMP1);
2292 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2295 case ICMD_IF_ICMPGT: /* ..., value, value ==> ... */
2296 case ICMD_IF_LCMPGT: /* op1 = target JavaVM pc */
2298 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2299 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
2300 M_CMPLE(s1, s2, REG_ITMP1);
2301 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2304 case ICMD_IF_ICMPLE: /* ..., value, value ==> ... */
2305 case ICMD_IF_LCMPLE: /* op1 = target JavaVM pc */
2307 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2308 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
2309 M_CMPLE(s1, s2, REG_ITMP1);
2310 emit_bnez(cd, iptr->dst.block, REG_ITMP1);
2313 case ICMD_IF_ICMPGE: /* ..., value, value ==> ... */
2314 case ICMD_IF_LCMPGE: /* op1 = target JavaVM pc */
2316 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2317 s2 = emit_load_s2(jd, iptr, REG_ITMP2);
2318 M_CMPLT(s1, s2, REG_ITMP1);
2319 emit_beqz(cd, iptr->dst.block, REG_ITMP1);
2323 case ICMD_IRETURN: /* ..., retvalue ==> ... */
2326 REPLACEMENT_POINT_RETURN(cd, iptr);
2327 s1 = emit_load_s1(jd, iptr, REG_RESULT);
2328 M_INTMOVE(s1, REG_RESULT);
2329 goto nowperformreturn;
2331 case ICMD_ARETURN: /* ..., retvalue ==> ... */
2333 REPLACEMENT_POINT_RETURN(cd, iptr);
2334 s1 = emit_load_s1(jd, iptr, REG_RESULT);
2335 M_INTMOVE(s1, REG_RESULT);
2337 #ifdef ENABLE_VERIFIER
2338 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2339 unresolved_class *uc = iptr->sx.s23.s2.uc;
2341 patcher_add_patch_ref(jd, PATCHER_resolve_class, uc, 0);
2343 #endif /* ENABLE_VERIFIER */
2344 goto nowperformreturn;
2346 case ICMD_FRETURN: /* ..., retvalue ==> ... */
2349 REPLACEMENT_POINT_RETURN(cd, iptr);
2350 s1 = emit_load_s1(jd, iptr, REG_FRESULT);
2351 M_FLTMOVE(s1, REG_FRESULT);
2352 goto nowperformreturn;
2354 case ICMD_RETURN: /* ... ==> ... */
2356 REPLACEMENT_POINT_RETURN(cd, iptr);
2362 p = cd->stackframesize;
2364 /* call trace function */
2366 #if !defined(NDEBUG)
2367 if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
2368 emit_verbosecall_exit(jd);
2371 #if defined(ENABLE_THREADS)
2372 if (checksync && code_is_synchronized(code)) {
2373 M_ALD(REG_A0, REG_SP, rd->memuse * 8);
2375 switch (iptr->opc) {
2379 M_LST(REG_RESULT, REG_SP, rd->memuse * 8);
2383 M_DST(REG_FRESULT, REG_SP, rd->memuse * 8);
2387 disp = dseg_add_functionptr(cd, LOCK_monitor_exit);
2388 M_ALD(REG_PV, REG_PV, disp);
2389 M_JSR(REG_RA, REG_PV);
2390 disp = -(s4) (cd->mcodeptr - cd->mcodebase);
2391 M_LDA(REG_PV, REG_RA, disp);
2393 switch (iptr->opc) {
2397 M_LLD(REG_RESULT, REG_SP, rd->memuse * 8);
2401 M_DLD(REG_FRESULT, REG_SP, rd->memuse * 8);
2407 /* restore return address */
2409 if (!code_is_leafmethod(code)) {
2410 p--; M_LLD(REG_RA, REG_SP, p * 8);
2413 /* restore saved registers */
2415 for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
2416 p--; M_LLD(rd->savintregs[i], REG_SP, p * 8);
2418 for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
2419 p--; M_DLD(rd->savfltregs[i], REG_SP, p * 8);
2422 /* deallocate stack */
2424 if (cd->stackframesize)
2425 M_LDA(REG_SP, REG_SP, cd->stackframesize * 8);
2427 M_RET(REG_ZERO, REG_RA);
2433 case ICMD_TABLESWITCH: /* ..., index ==> ... */
2436 branch_target_t *table;
2438 table = iptr->dst.table;
2440 l = iptr->sx.s23.s2.tablelow;
2441 i = iptr->sx.s23.s3.tablehigh;
2443 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2445 M_INTMOVE(s1, REG_ITMP1);
2446 } else if (l <= 32768) {
2447 M_LDA(REG_ITMP1, s1, -l);
2449 ICONST(REG_ITMP2, l);
2450 M_ISUB(s1, REG_ITMP2, REG_ITMP1);
2453 /* number of targets */
2459 M_CMPULE_IMM(REG_ITMP1, i - 1, REG_ITMP2);
2461 M_LDA(REG_ITMP2, REG_ZERO, i - 1);
2462 M_CMPULE(REG_ITMP1, REG_ITMP2, REG_ITMP2);
2464 emit_beqz(cd, table[0].block, REG_ITMP2);
2466 /* build jump table top down and use address of lowest entry */
2471 dseg_add_target(cd, table->block);
2476 /* length of dataseg after last dseg_add_target is used by load */
2478 M_SAADDQ(REG_ITMP1, REG_PV, REG_ITMP2);
2479 M_ALD(REG_ITMP2, REG_ITMP2, -(cd->dseglen));
2480 M_JMP(REG_ZERO, REG_ITMP2);
2485 case ICMD_LOOKUPSWITCH: /* ..., key ==> ... */
2488 lookup_target_t *lookup;
2490 lookup = iptr->dst.lookup;
2492 i = iptr->sx.s23.s2.lookupcount;
2494 MCODECHECK((i<<2)+8);
2495 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2498 val = lookup->value;
2499 if ((val >= 0) && (val <= 255)) {
2500 M_CMPEQ_IMM(s1, val, REG_ITMP2);
2502 if ((val >= -32768) && (val <= 32767)) {
2503 M_LDA(REG_ITMP2, REG_ZERO, val);
2505 disp = dseg_add_s4(cd, val);
2506 M_ILD(REG_ITMP2, REG_PV, disp);
2508 M_CMPEQ(s1, REG_ITMP2, REG_ITMP2);
2510 emit_bnez(cd, lookup->target.block, REG_ITMP2);
2514 emit_br(cd, iptr->sx.s23.s3.lookupdefault.block);
2520 case ICMD_BUILTIN: /* ..., arg1, arg2, arg3 ==> ... */
2522 REPLACEMENT_POINT_FORGC_BUILTIN(cd, iptr);
2524 bte = iptr->sx.s23.s3.bte;
2528 case ICMD_INVOKESTATIC: /* ..., [arg1, [arg2 ...]] ==> ... */
2530 case ICMD_INVOKESPECIAL:/* ..., objectref, [arg1, [arg2 ...]] ==> ... */
2531 case ICMD_INVOKEVIRTUAL:/* op1 = arg count, val.a = method pointer */
2532 case ICMD_INVOKEINTERFACE:
2534 REPLACEMENT_POINT_INVOKE(cd, iptr);
2536 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2538 um = iptr->sx.s23.s3.um;
2539 md = um->methodref->parseddesc.md;
2542 lm = iptr->sx.s23.s3.fmiref->p.method;
2544 md = lm->parseddesc;
2548 s3 = md->paramcount;
2550 MCODECHECK((s3 << 1) + 64);
2552 /* copy arguments to registers or stack location */
2554 for (s3 = s3 - 1; s3 >= 0; s3--) {
2555 var = VAR(iptr->sx.s23.s2.args[s3]);
2556 d = md->params[s3].regoff;
2558 /* already preallocated (ARGVAR)? */
2560 if (var->flags & PREALLOC)
2563 if (IS_INT_LNG_TYPE(var->type)) {
2564 if (!md->params[s3].inmemory) {
2565 s1 = emit_load(jd, iptr, var, d);
2569 s1 = emit_load(jd, iptr, var, REG_ITMP1);
2570 M_LST(s1, REG_SP, d);
2574 if (!md->params[s3].inmemory) {
2575 s1 = emit_load(jd, iptr, var, d);
2579 s1 = emit_load(jd, iptr, var, REG_FTMP1);
2580 M_DST(s1, REG_SP, d);
2585 switch (iptr->opc) {
2587 if (bte->stub == NULL)
2588 disp = dseg_add_functionptr(cd, bte->fp);
2590 disp = dseg_add_functionptr(cd, bte->stub);
2592 M_ALD(REG_PV, REG_PV, disp); /* Pointer to built-in-function */
2594 /* generate the actual call */
2596 M_JSR(REG_RA, REG_PV);
2597 REPLACEMENT_POINT_FORGC_BUILTIN_RETURN(cd, iptr);
2598 disp = (s4) (cd->mcodeptr - cd->mcodebase);
2599 M_LDA(REG_PV, REG_RA, -disp);
2602 case ICMD_INVOKESPECIAL:
2603 emit_nullpointer_check(cd, iptr, REG_A0);
2606 case ICMD_INVOKESTATIC:
2608 disp = dseg_add_unique_address(cd, um);
2610 patcher_add_patch_ref(jd, PATCHER_invokestatic_special,
2614 disp = dseg_add_address(cd, lm->stubroutine);
2616 M_ALD(REG_PV, REG_PV, disp); /* method pointer in r27 */
2618 /* generate the actual call */
2620 M_JSR(REG_RA, REG_PV);
2621 REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
2622 disp = (s4) (cd->mcodeptr - cd->mcodebase);
2623 M_LDA(REG_PV, REG_RA, -disp);
2626 case ICMD_INVOKEVIRTUAL:
2628 patcher_add_patch_ref(jd, PATCHER_invokevirtual, um, 0);
2633 s1 = OFFSET(vftbl_t, table[0]) +
2634 sizeof(methodptr) * lm->vftblindex;
2636 /* implicit null-pointer check */
2637 M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_object_t, vftbl));
2638 M_ALD(REG_PV, REG_METHODPTR, s1);
2640 /* generate the actual call */
2642 M_JSR(REG_RA, REG_PV);
2643 REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
2644 disp = (s4) (cd->mcodeptr - cd->mcodebase);
2645 M_LDA(REG_PV, REG_RA, -disp);
2648 case ICMD_INVOKEINTERFACE:
2650 patcher_add_patch_ref(jd, PATCHER_invokeinterface, um, 0);
2656 s1 = OFFSET(vftbl_t, interfacetable[0]) -
2657 sizeof(methodptr*) * lm->clazz->index;
2659 s2 = sizeof(methodptr) * (lm - lm->clazz->methods);
2662 /* implicit null-pointer check */
2663 M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_object_t, vftbl));
2664 M_ALD(REG_METHODPTR, REG_METHODPTR, s1);
2665 M_ALD(REG_PV, REG_METHODPTR, s2);
2667 /* generate the actual call */
2669 M_JSR(REG_RA, REG_PV);
2670 REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
2671 disp = (s4) (cd->mcodeptr - cd->mcodebase);
2672 M_LDA(REG_PV, REG_RA, -disp);
2676 /* store the return value */
2678 d = md->returntype.type;
2680 if (d != TYPE_VOID) {
2681 if (IS_INT_LNG_TYPE(d)) {
2682 s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT);
2683 M_INTMOVE(REG_RESULT, s1);
2686 s1 = codegen_reg_of_dst(jd, iptr, REG_FRESULT);
2687 M_FLTMOVE(REG_FRESULT, s1);
2689 emit_store_dst(jd, iptr, s1);
2694 case ICMD_CHECKCAST: /* ..., objectref ==> ..., objectref */
2696 if (!(iptr->flags.bits & INS_FLAG_ARRAY)) {
2697 /* object type cast-check */
2702 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2707 super = iptr->sx.s23.s3.c.cls;
2708 superindex = super->index;
2711 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2713 /* if class is not resolved, check which code to call */
2715 if (super == NULL) {
2716 emit_label_beqz(cd, BRANCH_LABEL_1, s1);
2718 disp = dseg_add_unique_s4(cd, 0); /* super->flags */
2720 patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_flags,
2721 iptr->sx.s23.s3.c.ref,
2724 M_ILD(REG_ITMP2, REG_PV, disp);
2725 disp = dseg_add_s4(cd, ACC_INTERFACE);
2726 M_ILD(REG_ITMP3, REG_PV, disp);
2727 M_AND(REG_ITMP2, REG_ITMP3, REG_ITMP2);
2728 emit_label_beqz(cd, BRANCH_LABEL_2, REG_ITMP2);
2731 /* interface checkcast code */
2733 if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
2734 if (super == NULL) {
2735 patcher_add_patch_ref(jd,
2736 PATCHER_checkcast_interface,
2737 iptr->sx.s23.s3.c.ref,
2741 emit_label_beqz(cd, BRANCH_LABEL_3, s1);
2743 M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
2744 M_ILD(REG_ITMP3, REG_ITMP2,
2745 OFFSET(vftbl_t, interfacetablelength));
2746 M_LDA(REG_ITMP3, REG_ITMP3, -superindex);
2747 emit_classcast_check(cd, iptr, BRANCH_LE, REG_ITMP3, s1);
2749 M_ALD(REG_ITMP3, REG_ITMP2,
2750 (s4) (OFFSET(vftbl_t, interfacetable[0]) -
2751 superindex * sizeof(methodptr*)));
2752 emit_classcast_check(cd, iptr, BRANCH_EQ, REG_ITMP3, s1);
2755 emit_label_br(cd, BRANCH_LABEL_4);
2757 emit_label(cd, BRANCH_LABEL_3);
2760 /* class checkcast code */
2762 if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
2763 if (super == NULL) {
2764 emit_label(cd, BRANCH_LABEL_2);
2766 disp = dseg_add_unique_address(cd, NULL);
2768 patcher_add_patch_ref(jd,
2769 PATCHER_resolve_classref_to_vftbl,
2770 iptr->sx.s23.s3.c.ref,
2774 disp = dseg_add_address(cd, super->vftbl);
2776 emit_label_beqz(cd, BRANCH_LABEL_5, s1);
2779 M_ALD(REG_ITMP2, s1, OFFSET(java_object_t, vftbl));
2780 M_ALD(REG_ITMP3, REG_PV, disp);
2782 M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
2783 /* if (s1 != REG_ITMP1) { */
2784 /* M_ILD(REG_ITMP1, REG_ITMP3, OFFSET(vftbl_t, baseval)); */
2785 /* M_ILD(REG_ITMP3, REG_ITMP3, OFFSET(vftbl_t, diffval)); */
2786 /* #if defined(ENABLE_THREADS) */
2787 /* codegen_threadcritstop(cd, (u1 *) mcodeptr - cd->mcodebase); */
2789 /* M_ISUB(REG_ITMP2, REG_ITMP1, REG_ITMP2); */
2792 M_ILD(REG_ITMP3, REG_ITMP3, OFFSET(vftbl_t, baseval));
2793 M_ISUB(REG_ITMP2, REG_ITMP3, REG_ITMP2);
2794 M_ALD(REG_ITMP3, REG_PV, disp);
2795 M_ILD(REG_ITMP3, REG_ITMP3, OFFSET(vftbl_t, diffval));
2798 M_CMPULE(REG_ITMP2, REG_ITMP3, REG_ITMP3);
2799 emit_classcast_check(cd, iptr, BRANCH_EQ, REG_ITMP3, s1);
2802 emit_label(cd, BRANCH_LABEL_5);
2805 if (super == NULL) {
2806 emit_label(cd, BRANCH_LABEL_1);
2807 emit_label(cd, BRANCH_LABEL_4);
2810 d = codegen_reg_of_dst(jd, iptr, s1);
2813 /* array type cast-check */
2815 s1 = emit_load_s1(jd, iptr, REG_A0);
2816 M_INTMOVE(s1, REG_A0);
2818 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2819 disp = dseg_add_unique_address(cd, NULL);
2821 patcher_add_patch_ref(jd,
2822 PATCHER_resolve_classref_to_classinfo,
2823 iptr->sx.s23.s3.c.ref,
2827 disp = dseg_add_address(cd, iptr->sx.s23.s3.c.cls);
2829 M_ALD(REG_A1, REG_PV, disp);
2830 disp = dseg_add_functionptr(cd, BUILTIN_arraycheckcast);
2831 M_ALD(REG_PV, REG_PV, disp);
2832 M_JSR(REG_RA, REG_PV);
2833 disp = (s4) (cd->mcodeptr - cd->mcodebase);
2834 M_LDA(REG_PV, REG_RA, -disp);
2836 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2837 emit_classcast_check(cd, iptr, BRANCH_EQ, REG_RESULT, s1);
2839 d = codegen_reg_of_dst(jd, iptr, s1);
2843 emit_store_dst(jd, iptr, d);
2846 case ICMD_INSTANCEOF: /* ..., objectref ==> ..., intresult */
2850 vftbl_t *supervftbl;
2853 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2859 super = iptr->sx.s23.s3.c.cls;
2860 superindex = super->index;
2861 supervftbl = super->vftbl;
2864 s1 = emit_load_s1(jd, iptr, REG_ITMP1);
2865 d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
2868 M_MOV(s1, REG_ITMP1);
2872 /* if class is not resolved, check which code to call */
2874 if (super == NULL) {
2876 emit_label_beqz(cd, BRANCH_LABEL_1, s1);
2878 disp = dseg_add_unique_s4(cd, 0); /* super->flags */
2880 patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_flags,
2881 iptr->sx.s23.s3.c.ref, disp);
2883 M_ILD(REG_ITMP3, REG_PV, disp);
2885 disp = dseg_add_s4(cd, ACC_INTERFACE);
2886 M_ILD(REG_ITMP2, REG_PV, disp);
2887 M_AND(REG_ITMP3, REG_ITMP2, REG_ITMP3);
2888 emit_label_beqz(cd, BRANCH_LABEL_2, REG_ITMP3);
2891 /* interface instanceof code */
2893 if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
2894 if (super == NULL) {
2895 /* If d == REG_ITMP2, then it's destroyed in check
2900 patcher_add_patch_ref(jd,
2901 PATCHER_instanceof_interface,
2902 iptr->sx.s23.s3.c.ref, 0);
2906 emit_label_beqz(cd, BRANCH_LABEL_3, s1);
2909 M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
2910 M_ILD(REG_ITMP3, REG_ITMP1, OFFSET(vftbl_t, interfacetablelength));
2911 M_LDA(REG_ITMP3, REG_ITMP3, -superindex);
2912 M_BLEZ(REG_ITMP3, 2);
2913 M_ALD(REG_ITMP1, REG_ITMP1,
2914 (s4) (OFFSET(vftbl_t, interfacetable[0]) -
2915 superindex * sizeof(methodptr*)));
2916 M_CMPULT(REG_ZERO, REG_ITMP1, d); /* REG_ITMP1 != 0 */
2919 emit_label_br(cd, BRANCH_LABEL_4);
2921 emit_label(cd, BRANCH_LABEL_3);
2924 /* class instanceof code */
2926 if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
2927 if (super == NULL) {
2928 emit_label(cd, BRANCH_LABEL_2);
2930 disp = dseg_add_unique_address(cd, NULL);
2932 patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_vftbl,
2933 iptr->sx.s23.s3.c.ref,
2937 disp = dseg_add_address(cd, supervftbl);
2940 emit_label_beqz(cd, BRANCH_LABEL_5, s1);
2943 M_ALD(REG_ITMP1, s1, OFFSET(java_object_t, vftbl));
2944 M_ALD(REG_ITMP2, REG_PV, disp);
2946 M_ILD(REG_ITMP1, REG_ITMP1, OFFSET(vftbl_t, baseval));
2947 M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
2948 M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
2950 M_ISUB(REG_ITMP1, REG_ITMP3, REG_ITMP1);
2951 M_CMPULE(REG_ITMP1, REG_ITMP2, d);
2954 emit_label(cd, BRANCH_LABEL_5);
2957 if (super == NULL) {
2958 emit_label(cd, BRANCH_LABEL_1);
2959 emit_label(cd, BRANCH_LABEL_4);
2962 emit_store_dst(jd, iptr, d);
2966 case ICMD_MULTIANEWARRAY:/* ..., cnt1, [cnt2, ...] ==> ..., arrayref */
2968 /* check for negative sizes and copy sizes to stack if necessary */
2970 MCODECHECK((iptr->s1.argcount << 1) + 64);
2972 for (s1 = iptr->s1.argcount; --s1 >= 0; ) {
2974 var = VAR(iptr->sx.s23.s2.args[s1]);
2976 /* copy SAVEDVAR sizes to stack */
2978 /* Already Preallocated? */
2980 if (!(var->flags & PREALLOC)) {
2981 s2 = emit_load(jd, iptr, var, REG_ITMP1);
2982 M_LST(s2, REG_SP, s1 * 8);
2986 /* a0 = dimension count */
2988 ICONST(REG_A0, iptr->s1.argcount);
2990 /* is patcher function set? */
2992 if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
2993 disp = dseg_add_unique_address(cd, 0);
2995 patcher_add_patch_ref(jd, PATCHER_resolve_classref_to_classinfo,
2996 iptr->sx.s23.s3.c.ref,
3000 disp = dseg_add_address(cd, iptr->sx.s23.s3.c.cls);
3002 /* a1 = arraydescriptor */
3004 M_ALD(REG_A1, REG_PV, disp);
3006 /* a2 = pointer to dimensions = stack pointer */
3008 M_INTMOVE(REG_SP, REG_A2);
3010 disp = dseg_add_functionptr(cd, BUILTIN_multianewarray);
3011 M_ALD(REG_PV, REG_PV, disp);
3012 M_JSR(REG_RA, REG_PV);
3013 disp = (s4) (cd->mcodeptr - cd->mcodebase);
3014 M_LDA(REG_PV, REG_RA, -disp);
3016 /* check for exception before result assignment */
3018 emit_exception_check(cd, iptr);
3020 d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
3021 M_INTMOVE(REG_RESULT, d);
3022 emit_store_dst(jd, iptr, d);
3026 exceptions_throw_internalerror("Unknown ICMD %d during code generation",
3031 } /* for instruction */
3033 } /* if (bptr -> flags >= BBREACHED) */
3034 } /* for basic block */
3036 /* generate traps */
3038 emit_patcher_traps(jd);
3040 /* everything's ok */
3046 /* codegen_emit_stub_native ****************************************************
3048 Emits a stub routine which calls a native method.
3050 *******************************************************************************/
3052 void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f, int skipparams)
3063 /* get required compiler data */
3069 /* initialize variables */
3073 /* calculate stack frame size */
3075 cd->stackframesize =
3076 1 + /* return address */
3077 sizeof(stackframeinfo_t) / SIZEOF_VOID_P +
3078 sizeof(localref_table) / SIZEOF_VOID_P +
3079 1 + /* methodinfo for call trace */
3083 /* create method header */
3085 (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
3086 (void) dseg_add_unique_s4(cd, cd->stackframesize * 8); /* FrameSize */
3087 (void) dseg_add_unique_s4(cd, 0); /* IsLeaf */
3088 (void) dseg_add_unique_s4(cd, 0); /* IntSave */
3089 (void) dseg_add_unique_s4(cd, 0); /* FltSave */
3091 /* generate stub code */
3093 M_LDA(REG_SP, REG_SP, -(cd->stackframesize * 8));
3094 M_AST(REG_RA, REG_SP, cd->stackframesize * 8 - SIZEOF_VOID_P);
3096 #if defined(ENABLE_GC_CACAO)
3097 /* Save callee saved integer registers in stackframeinfo (GC may
3098 need to recover them during a collection). */
3100 disp = cd->stackframesize * 8 - SIZEOF_VOID_P - sizeof(stackframeinfo_t) +
3101 OFFSET(stackframeinfo_t, intregs);
3103 for (i = 0; i < INT_SAV_CNT; i++)
3104 M_AST(abi_registers_integer_saved[i], REG_SP, disp + i * 8);
3107 /* save integer and float argument registers */
3109 for (i = 0; i < md->paramcount; i++) {
3110 if (!md->params[i].inmemory) {
3111 s1 = md->params[i].regoff;
3113 switch (md->paramtypes[i].type) {
3117 M_LST(s1, REG_SP, i * 8);
3120 M_FST(s1, REG_SP, i * 8);
3123 M_DST(s1, REG_SP, i * 8);
3129 /* prepare data structures for native function call */
3131 M_MOV(REG_SP, REG_A0);
3132 M_MOV(REG_PV, REG_A1);
3133 disp = dseg_add_functionptr(cd, codegen_start_native_call);
3134 M_ALD(REG_PV, REG_PV, disp);
3135 M_JSR(REG_RA, REG_PV);
3136 disp = (s4) (cd->mcodeptr - cd->mcodebase);
3137 M_LDA(REG_PV, REG_RA, -disp);
3139 /* remember class argument */
3141 if (m->flags & ACC_STATIC)
3142 M_MOV(REG_RESULT, REG_ITMP3);
3144 /* restore integer and float argument registers */
3146 for (i = 0; i < md->paramcount; i++) {
3147 if (!md->params[i].inmemory) {
3148 s1 = md->params[i].regoff;
3150 switch (md->paramtypes[i].type) {
3154 M_LLD(s1, REG_SP, i * 8);
3157 M_FLD(s1, REG_SP, i * 8);
3160 M_DLD(s1, REG_SP, i * 8);
3166 /* copy or spill arguments to new locations */
3168 for (i = md->paramcount - 1, j = i + skipparams; i >= 0; i--, j--) {
3169 t = md->paramtypes[i].type;
3171 if (IS_INT_LNG_TYPE(t)) {
3172 if (!md->params[i].inmemory) {
3173 s1 = md->params[i].regoff;
3174 s2 = nmd->params[j].regoff;
3176 if (!nmd->params[j].inmemory)
3179 M_LST(s1, REG_SP, s2);
3182 s1 = md->params[i].regoff + cd->stackframesize * 8;
3183 s2 = nmd->params[j].regoff;
3184 M_LLD(REG_ITMP1, REG_SP, s1);
3185 M_LST(REG_ITMP1, REG_SP, s2);
3189 if (!md->params[i].inmemory) {
3190 s1 = md->params[i].regoff;
3191 s2 = nmd->params[j].regoff;
3193 if (!nmd->params[j].inmemory)
3196 if (IS_2_WORD_TYPE(t))
3197 M_DST(s1, REG_SP, s2);
3199 M_FST(s1, REG_SP, s2);
3203 s1 = md->params[i].regoff + cd->stackframesize * 8;
3204 s2 = nmd->params[j].regoff;
3205 M_DLD(REG_FTMP1, REG_SP, s1);
3206 if (IS_2_WORD_TYPE(t))
3207 M_DST(REG_FTMP1, REG_SP, s2);
3209 M_FST(REG_FTMP1, REG_SP, s2);
3214 /* Handle native Java methods. */
3216 if (m->flags & ACC_NATIVE) {
3217 /* put class into second argument register */
3219 if (m->flags & ACC_STATIC)
3220 M_MOV(REG_ITMP3, REG_A1);
3222 /* put env into first argument register */
3224 disp = dseg_add_address(cd, VM_get_jnienv());
3225 M_ALD(REG_A0, REG_PV, disp);
3228 /* Call the native function. */
3230 disp = dseg_add_functionptr(cd, f);
3231 M_ALD(REG_PV, REG_PV, disp);
3232 M_JSR(REG_RA, REG_PV); /* call native method */
3233 disp = (s4) (cd->mcodeptr - cd->mcodebase);
3234 M_LDA(REG_PV, REG_RA, -disp); /* recompute pv from ra */
3236 /* save return value */
3238 switch (md->returntype.type) {
3242 M_LST(REG_RESULT, REG_SP, 0 * 8);
3245 M_FST(REG_FRESULT, REG_SP, 0 * 8);
3248 M_DST(REG_FRESULT, REG_SP, 0 * 8);
3254 /* remove native stackframe info */
3256 M_MOV(REG_SP, REG_A0);
3257 M_MOV(REG_PV, REG_A1);
3258 disp = dseg_add_functionptr(cd, codegen_finish_native_call);
3259 M_ALD(REG_PV, REG_PV, disp);
3260 M_JSR(REG_RA, REG_PV);
3261 disp = (s4) (cd->mcodeptr - cd->mcodebase);
3262 M_LDA(REG_PV, REG_RA, -disp);
3263 M_MOV(REG_RESULT, REG_ITMP1_XPTR);
3265 /* restore return value */
3267 switch (md->returntype.type) {
3271 M_LLD(REG_RESULT, REG_SP, 0 * 8);
3274 M_FLD(REG_FRESULT, REG_SP, 0 * 8);
3277 M_DLD(REG_FRESULT, REG_SP, 0 * 8);
3283 #if defined(ENABLE_GC_CACAO)
3284 /* Restore callee saved integer registers from stackframeinfo (GC
3285 might have modified them during a collection). */
3287 disp = cd->stackframesize * 8 - SIZEOF_VOID_P - sizeof(stackframeinfo_t) +
3288 OFFSET(stackframeinfo_t, intregs);
3290 for (i = 0; i < INT_SAV_CNT; i++)
3291 M_ALD(abi_registers_integer_saved[i], REG_SP, disp + i * 8);
3294 M_ALD(REG_RA, REG_SP, (cd->stackframesize - 1) * 8); /* get RA */
3295 M_LDA(REG_SP, REG_SP, cd->stackframesize * 8);
3297 /* check for exception */
3299 M_BNEZ(REG_ITMP1_XPTR, 1); /* if no exception then return */
3300 M_RET(REG_ZERO, REG_RA); /* return to caller */
3302 /* handle exception */
3304 M_ASUB_IMM(REG_RA, 4, REG_ITMP2_XPC); /* get exception address */
3306 disp = dseg_add_functionptr(cd, asm_handle_nat_exception);
3307 M_ALD(REG_ITMP3, REG_PV, disp); /* load asm exception handler address */
3308 M_JMP(REG_ZERO, REG_ITMP3); /* jump to asm exception handler */
3313 * These are local overrides for various environment variables in Emacs.
3314 * Please do not remove this and leave it at the end of the file, where
3315 * Emacs will automagically detect them.
3316 * ---------------------------------------------------------------------
3319 * indent-tabs-mode: t
3323 * vim:noexpandtab:sw=4:ts=4: