-/* vm/jit/powerpc/codegen.c - machine code generator for 32-bit powerpc
+/* src/vm/jit/powerpc/codegen.c - machine code generator for 32-bit PowerPC
- Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
- R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
- C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
- Institut f. Computersprachen - TU Wien
+ Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
+ C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
+ E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
+ J. Wenninger, Institut f. Computersprachen - TU Wien
This file is part of CACAO.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA.
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
- Contact: cacao@complang.tuwien.ac.at
+ Contact: cacao@cacaojvm.org
Authors: Andreas Krall
Stefan Ring
Changes: Christian Thalinger
+ Christian Ullrich
+ Edwin Steiner
- $Id: codegen.c 2488 2005-05-20 17:46:29Z twisti $
+ $Id: codegen.c 5631 2006-10-02 13:26:39Z edwin $
*/
+#include "config.h"
+
#include <assert.h>
#include <stdio.h>
#include <signal.h>
-#include "config.h"
-#include "cacao/cacao.h"
+#include "vm/types.h"
+
+#include "md-abi.h"
+
+#include "vm/jit/powerpc/arch.h"
+#include "vm/jit/powerpc/codegen.h"
+
+#include "mm/memory.h"
#include "native/native.h"
+
+#if defined(ENABLE_THREADS)
+# include "threads/native/lock.h"
+#endif
+
#include "vm/builtin.h"
+#include "vm/exceptions.h"
#include "vm/global.h"
#include "vm/loader.h"
-#include "vm/tables.h"
+#include "vm/options.h"
+#include "vm/stringlocal.h"
+#include "vm/vm.h"
+#include "vm/jit/abi-asm.h"
#include "vm/jit/asmpart.h"
+#include "vm/jit/codegen-common.h"
+#include "vm/jit/dseg.h"
+#include "vm/jit/emit-common.h"
#include "vm/jit/jit.h"
+#include "vm/jit/methodheader.h"
#include "vm/jit/parse.h"
+#include "vm/jit/patcher.h"
#include "vm/jit/reg.h"
-#include "vm/jit/powerpc/arch.h"
-#include "vm/jit/powerpc/codegen.h"
-#include "vm/jit/powerpc/types.h"
-
-
-/* register descripton - array ************************************************/
-
-/* #define REG_RES 0 reserved register for OS or code generator */
-/* #define REG_RET 1 return value register */
-/* #define REG_EXC 2 exception value register (only old jit) */
-/* #define REG_SAV 3 (callee) saved register */
-/* #define REG_TMP 4 scratch temporary register (caller saved) */
-/* #define REG_ARG 5 argument register (caller saved) */
-
-/* #define REG_END -1 last entry in tables */
-
-static int nregdescint[] = {
- REG_RES, REG_RES, REG_TMP, REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_ARG,
- REG_ARG, REG_ARG, REG_ARG, REG_RES, REG_RES, REG_RES, REG_SAV, REG_SAV,
- REG_TMP, REG_TMP, REG_TMP, REG_TMP, REG_TMP, REG_TMP, REG_TMP, REG_TMP,
- REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV,
- REG_END };
-
-/* for use of reserved registers, see comment above */
-
-static int nregdescfloat[] = {
- REG_RES, REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_ARG,
- REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_ARG, REG_SAV, REG_SAV,
- REG_RES, REG_RES, REG_TMP, REG_TMP, REG_TMP, REG_TMP, REG_TMP, REG_TMP,
- REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV, REG_SAV,
- REG_END };
-
-
-/* Include independent code generation stuff -- include after register */
-/* descriptions to avoid extern definitions. */
-
-#include "vm/jit/codegen.inc"
-#include "vm/jit/reg.inc"
-#ifdef LSRA
-#include "vm/jit/lsra.inc"
-#endif
-
-
-void asm_cacheflush(void *, long);
-
-/* #include <architecture/ppc/cframe.h> */
-
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
-void thread_restartcriticalsection(void *u)
-{
- /* XXX set pc to restart address */
-}
-#endif
-
-#if defined(__DARWIN__)
-#include <mach/message.h>
+#include "vm/jit/replace.h"
-int cacao_catch_Handler(mach_port_t thread)
-{
-#if defined(USE_THREADS)
- unsigned int *regs;
- unsigned int crashpc;
- s4 instr, reg;
- java_objectheader *xptr;
-
- /* Mach stuff */
- thread_state_flavor_t flavor = PPC_THREAD_STATE;
- mach_msg_type_number_t thread_state_count = PPC_THREAD_STATE_COUNT;
- ppc_thread_state_t thread_state;
- kern_return_t r;
-
- if (checknull)
- return 0;
-
- r = thread_get_state(thread, flavor,
- (natural_t*)&thread_state, &thread_state_count);
- if (r != KERN_SUCCESS) {
- log_text("thread_get_state failed");
- assert(0);
- }
-
- regs = &thread_state.r0;
- crashpc = thread_state.srr0;
-
- instr = *(s4*) crashpc;
- reg = (instr >> 16) & 31;
-
- if (!regs[reg]) {
-/* This is now handled in asmpart because it needs to run in the throwing
- * thread */
-/* xptr = new_nullpointerexception(); */
-
- regs[REG_ITMP2_XPC] = crashpc;
-/* regs[REG_ITMP1_XPTR] = (u4) xptr; */
- thread_state.srr0 = (u4) asm_handle_nullptr_exception;
-
- r = thread_set_state(thread, flavor,
- (natural_t*)&thread_state, thread_state_count);
- if (r != KERN_SUCCESS) {
- log_text("thread_set_state failed");
- assert(0);
- }
-
- return 1;
- }
-
- throw_cacao_exception_exit(string_java_lang_InternalError, "Segmentation fault at %p", regs[reg]);
-#endif
-
- return 0;
-}
-#endif /* __DARWIN__ */
-
-
-void init_exceptions(void)
-{
- GC_dirty_init(1);
-
-#if !defined(__DARWIN__)
- nregdescint[2] = REG_RES;
+#if defined(ENABLE_LSRA)
+# include "vm/jit/allocator/lsra.h"
#endif
-}
-
-void adjust_argvars(stackptr s, int d, int *fa, int *ia)
-{
- if (!d) {
- *fa = 0; *ia = 0;
- return;
- }
- adjust_argvars(s->prev, d-1, fa, ia);
- if (s->varkind == ARGVAR)
- s->varnum = (IS_FLT_DBL_TYPE(s->type)) ? *fa : *ia;
- *fa += (IS_FLT_DBL_TYPE(s->type) != 0);
- *ia += (IS_2_WORD_TYPE(s->type)) ? 2 : 1;
-}
-
-
-#define intmaxf(a,b) (((a)<(b)) ? (b) : (a))
-
-void preregpass(methodinfo *m, registerdata *rd)
-{
- int paramsize;
- stackptr src;
- basicblock *bptr;
- instruction *iptr;
- int s3, len;
-
- rd->ifmemuse = 0;
-
- for (bptr = m->basicblocks; bptr != NULL; bptr = bptr->next) {
- len = bptr->icount;
- for (iptr = bptr->iinstr, src = bptr->instack;
- len > 0;
- src = iptr->dst, len--, iptr++)
- {
- if (bptr->flags < BBREACHED)
- continue;
- switch (iptr->opc) {
- case ICMD_BUILTIN1:
- s3 = 1;
- goto countparams;
- case ICMD_BUILTIN2:
- s3 = 2;
- goto countparams;
- case ICMD_BUILTIN3:
- s3 = 3;
- goto countparams;
-
- case ICMD_INVOKEVIRTUAL:
- case ICMD_INVOKESPECIAL:
- case ICMD_INVOKESTATIC:
- case ICMD_INVOKEINTERFACE:
- s3 = iptr->op1;
-countparams:
- {
- int ia, fa;
- adjust_argvars(src, s3, &fa, &ia);
- }
- paramsize = 0;
- for (; --s3 >= 0; src = src->prev) {
- paramsize += IS_2_WORD_TYPE(src->type) ? 2 : 1;
- }
- rd->ifmemuse = intmaxf(rd->ifmemuse, paramsize);
- break;
-
- case ICMD_MULTIANEWARRAY:
- s3 = iptr->op1;
- paramsize = rd->intreg_argnum + s3;
- rd->ifmemuse = intmaxf(rd->ifmemuse, paramsize);
- break;
- }
- }
- }
-
- rd->ifmemuse += 6;
- rd->maxmemuse = rd->ifmemuse;
-}
-/* function gen_mcode **********************************************************
+/* codegen *********************************************************************
- generates machine code
+ Generates machine code.
*******************************************************************************/
-void codegen(methodinfo *m, codegendata *cd, registerdata *rd)
+bool codegen(jitdata *jd)
{
- s4 len, s1, s2, s3, d;
- s4 a;
- s4 parentargs_base;
- s4 *mcodeptr;
- stackptr src;
- varinfo *var;
- basicblock *bptr;
- instruction *iptr;
- exceptiontable *ex;
+ methodinfo *m;
+ codeinfo *code;
+ codegendata *cd;
+ registerdata *rd;
+ s4 len, s1, s2, s3, d, disp;
+ ptrint a;
+ s4 fieldtype;
+ varinfo *var, *var1, *var2;
+ basicblock *bptr;
+ instruction *iptr;
+ exceptiontable *ex;
+ u2 currentline;
+ methodinfo *lm; /* local methodinfo for ICMD_INVOKE* */
+ unresolved_method *um;
+ builtintable_entry *bte;
+ methoddesc *md;
+ rplpoint *replacementpoint;
+ s4 varindex;
+
+ /* get required compiler data */
+
+ m = jd->m;
+ code = jd->code;
+ cd = jd->cd;
+ rd = jd->rd;
+
+ /* prevent compiler warnings */
+
+ d = 0;
+ lm = NULL;
+ bte = NULL;
{
- s4 i, p, pa, t, l;
+ s4 i, p, t, l;
s4 savedregs_num;
savedregs_num = 0;
/* space to save used callee saved registers */
- savedregs_num += (rd->savintregcnt - rd->maxsavintreguse);
- savedregs_num += 2 * (rd->savfltregcnt - rd->maxsavfltreguse);
+ savedregs_num += (INT_SAV_CNT - rd->savintreguse);
+ savedregs_num += (FLT_SAV_CNT - rd->savfltreguse) * 2;
- parentargs_base = rd->maxmemuse + savedregs_num;
+ cd->stackframesize = rd->memuse + savedregs_num;
-#ifdef USE_THREADS /* space to save argument of monitor_enter */
- /* and Return Values to survive monitor_exit */
- if (checksync && (m->flags & ACC_SYNCHRONIZED))
- parentargs_base+=3;
+#if defined(ENABLE_THREADS)
+ /* Space to save argument of monitor_enter and Return Values to
+ survive monitor_exit. The stack position for the argument can
+ not be shared with place to save the return register on PPC,
+ since both values reside in R3. */
+
+ if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ /* reserve 2 slots for long/double return values for monitorexit */
+
+ if (IS_2_WORD_TYPE(m->parseddesc->returntype.type))
+ cd->stackframesize += 3;
+ else
+ cd->stackframesize += 2;
+ }
#endif
/* create method header */
- parentargs_base = (parentargs_base + 3) & ~3;
+ /* align stack to 16-bytes */
-#if POINTERSIZE == 4
- (void) dseg_addaddress(cd, m); /* Filler */
-#endif
- (void) dseg_addaddress(cd, m); /* MethodPointer */
- (void) dseg_adds4(cd, parentargs_base * 4); /* FrameSize */
+ if (!jd->isleafmethod || JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ cd->stackframesize = (cd->stackframesize + 3) & ~3;
-#ifdef USE_THREADS
+ else if (jd->isleafmethod && (cd->stackframesize == LA_SIZE_IN_POINTERS))
+ cd->stackframesize = 0;
+ (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
+
+#if defined(ENABLE_THREADS)
/* IsSync contains the offset relative to the stack pointer for the
argument of monitor_exit used in the exception handler. Since the
offset could be zero and give a wrong meaning of the flag it is
*/
if (checksync && (m->flags & ACC_SYNCHRONIZED))
- (void) dseg_adds4(cd, (rd->maxmemuse + 1) * 4); /* IsSync */
+ (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 4);/* IsSync */
else
-
#endif
-
- (void) dseg_adds4(cd, 0); /* IsSync */
+ (void) dseg_add_unique_s4(cd, 0); /* IsSync */
- (void) dseg_adds4(cd, m->isleafmethod); /* IsLeaf */
- (void) dseg_adds4(cd, rd->savintregcnt - rd->maxsavintreguse); /* IntSave */
- (void) dseg_adds4(cd, rd->savfltregcnt - rd->maxsavfltreguse); /* FltSave */
- (void) dseg_adds4(cd, cd->exceptiontablelength); /* ExTableSize */
+ (void) dseg_add_unique_s4(cd, jd->isleafmethod); /* IsLeaf */
+ (void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
+ (void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
+
+ dseg_addlinenumbertablesize(cd);
+
+ (void) dseg_add_unique_s4(cd, cd->exceptiontablelength); /* ExTableSize */
/* create exception table */
for (ex = cd->exceptiontable; ex != NULL; ex = ex->down) {
- dseg_addtarget(cd, ex->start);
- dseg_addtarget(cd, ex->end);
- dseg_addtarget(cd, ex->handler);
- (void) dseg_addaddress(cd, ex->catchtype.cls);
+ dseg_add_target(cd, ex->start);
+ dseg_add_target(cd, ex->end);
+ dseg_add_target(cd, ex->handler);
+ (void) dseg_add_unique_address(cd, ex->catchtype.any);
}
- /* initialize mcode variables */
-
- mcodeptr = (s4 *) cd->mcodebase;
- cd->mcodeend = (s4 *) (cd->mcodebase + cd->mcodesize);
- MCODECHECK(128 + m->paramcount);
+ /* generate method profiling code */
- /* create stack frame (if necessary) */
+ if (JITDATA_HAS_FLAG_INSTRUMENT(jd)) {
+ /* count frequency */
+
+ M_ALD(REG_ITMP1, REG_PV, CodeinfoPointer);
+ M_ALD(REG_ITMP2, REG_ITMP1, OFFSET(codeinfo, frequency));
+ M_IADD_IMM(REG_ITMP2, 1, REG_ITMP2);
+ M_AST(REG_ITMP2, REG_ITMP1, OFFSET(codeinfo, frequency));
- if (!m->isleafmethod) {
- M_MFLR(REG_ITMP3);
- M_AST(REG_ITMP3, REG_SP, 8);
+/* PROFILE_CYCLE_START; */
}
- if (parentargs_base) {
- M_STWU(REG_SP, REG_SP, -parentargs_base * 4);
+ /* create stack frame (if necessary) */
+
+ if (!jd->isleafmethod) {
+ M_MFLR(REG_ZERO);
+ M_AST(REG_ZERO, REG_SP, LA_LR_OFFSET);
}
+ if (cd->stackframesize)
+ M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 4));
+
/* save return address and used callee saved registers */
- p = parentargs_base;
- for (i = rd->savintregcnt - 1; i >= rd->maxsavintreguse; i--) {
- p--; M_IST(rd->savintregs[i], REG_SP, 4 * p);
+ p = cd->stackframesize;
+ for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
+ p--; M_IST(rd->savintregs[i], REG_SP, p * 4);
}
- for (i = rd->savfltregcnt - 1; i >= rd->maxsavfltreguse; i--) {
- p-=2; M_DST(rd->savfltregs[i], REG_SP, 4 * p);
+ for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
+ p -= 2; M_DST(rd->savfltregs[i], REG_SP, p * 4);
}
+
/* take arguments out of register or stack frame */
- {
- int narg=0, niarg=0;
- int arg, iarg;
-
- for (p = 0, l = 0; p < m->paramcount; p++) {
- arg = narg; iarg = niarg;
- t = m->paramtypes[p];
- var = &(rd->locals[l][t]);
- l++, niarg++;
+ md = m->parseddesc;
+
+ for (p = 0, l = 0; p < md->paramcount; p++) {
+ t = md->paramtypes[p].type;
+ varindex = jd->local_map[l * 5 + t];
+
+ l++;
if (IS_2_WORD_TYPE(t)) /* increment local counter for 2 word types */
- l++, niarg++;
- if (var->type < 0)
- continue;
+ l++;
+
+ if (varindex == UNUSED)
+ continue;
+
+ var = VAR(varindex);
+
+ s1 = md->params[p].regoff;
if (IS_INT_LNG_TYPE(t)) { /* integer args */
- if (iarg < INT_ARG_CNT -
- (IS_2_WORD_TYPE(t)!=0)) { /* register arguments */
- if (!(var->flags & INMEMORY)) { /* reg arg -> register */
- M_TINTMOVE(t, rd->argintregs[iarg], var->regoff);
+ if (IS_2_WORD_TYPE(t))
+ s2 = PACK_REGS(rd->argintregs[GET_LOW_REG(s1)],
+ rd->argintregs[GET_HIGH_REG(s1)]);
+ else
+ s2 = rd->argintregs[s1];
+ if (!md->params[p].inmemory) { /* register arguments */
+ if (!IS_INMEMORY(var->flags)) { /* reg arg -> register */
+ if (IS_2_WORD_TYPE(t))
+ M_LNGMOVE(s2, var->vv.regoff);
+ else
+ M_INTMOVE(s2, var->vv.regoff);
} else { /* reg arg -> spilled */
- M_IST(rd->argintregs[iarg], REG_SP, 4 * var->regoff);
if (IS_2_WORD_TYPE(t))
- M_IST(rd->secondregs[rd->argintregs[iarg]], REG_SP, 4 * var->regoff + 4);
+ M_LST(s2, REG_SP, var->vv.regoff * 4);
+ else
+ M_IST(s2, REG_SP, var->vv.regoff * 4);
}
} else { /* stack arguments */
- pa = iarg + 6;
- if (!(var->flags & INMEMORY)) { /* stack arg -> register */
- M_ILD(var->regoff, REG_SP, 4 * (parentargs_base + pa));
+ if (!IS_INMEMORY(var->flags)) { /* stack arg -> register */
if (IS_2_WORD_TYPE(t))
- M_ILD(rd->secondregs[var->regoff], REG_SP, 4 * (parentargs_base + pa) + 4);
+ M_LLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
+ else
+ M_ILD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
} else { /* stack arg -> spilled */
- M_ILD(REG_ITMP1, REG_SP, 4 * (parentargs_base + pa));
- M_IST(REG_ITMP1, REG_SP, 4 * var->regoff);
+#if 1
+ M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1) * 4);
+ M_IST(REG_ITMP1, REG_SP, var->vv.regoff * 4);
if (IS_2_WORD_TYPE(t)) {
- M_ILD(REG_ITMP1, REG_SP, 4 * (parentargs_base + pa) + 4);
- M_IST(REG_ITMP1, REG_SP, 4 * var->regoff + 4);
+ M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1) * 4 +4);
+ M_IST(REG_ITMP1, REG_SP, var->vv.regoff * 4 + 4);
}
+#else
+ /* Reuse Memory Position on Caller Stack */
+ var->vv.regoff = cd->stackframesize + s1;
+#endif
}
}
} else { /* floating args */
- ++narg;
- if (arg < FLT_ARG_CNT) { /* register arguments */
- if (!(var->flags & INMEMORY)) { /* reg arg -> register */
- M_FLTMOVE(rd->argfltregs[arg], var->regoff);
+ if (!md->params[p].inmemory) { /* register arguments */
+ s2 = rd->argfltregs[s1];
+ if (!IS_INMEMORY(var->flags)) { /* reg arg -> register */
+ M_FLTMOVE(s2, var->vv.regoff);
} else { /* reg arg -> spilled */
if (IS_2_WORD_TYPE(t))
- M_DST(rd->argfltregs[arg], REG_SP, 4 * var->regoff);
+ M_DST(s2, REG_SP, var->vv.regoff * 4);
else
- M_FST(rd->argfltregs[arg], REG_SP, 4 * var->regoff);
+ M_FST(s2, REG_SP, var->vv.regoff * 4);
}
} else { /* stack arguments */
- pa = iarg + 6;
- if (!(var->flags & INMEMORY)) { /* stack-arg -> register */
+ if (!IS_INMEMORY(var->flags)) { /* stack-arg -> register */
if (IS_2_WORD_TYPE(t))
- M_DLD(var->regoff, REG_SP, 4 * (parentargs_base + pa));
+ M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
else
- M_FLD(var->regoff, REG_SP, 4 * (parentargs_base + pa));
+ M_FLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1) * 4);
} else { /* stack-arg -> spilled */
+#if 1
if (IS_2_WORD_TYPE(t)) {
- M_DLD(REG_FTMP1, REG_SP, 4 * (parentargs_base + pa));
- M_DST(REG_FTMP1, REG_SP, 4 * var->regoff);
+ M_DLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1) * 4);
+ M_DST(REG_FTMP1, REG_SP, var->vv.regoff * 4);
+ var->vv.regoff = cd->stackframesize + s1;
} else {
- M_FLD(REG_FTMP1, REG_SP, 4 * (parentargs_base + pa));
- M_FST(REG_FTMP1, REG_SP, 4 * var->regoff);
+ M_FLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1) * 4);
+ M_FST(REG_FTMP1, REG_SP, var->vv.regoff * 4);
}
- }
+#else
+ /* Reuse Memory Position on Caller Stack */
+ var->vv.regoff = cd->stackframesize + s1;
+#endif
+ }
}
}
} /* end for */
- }
-
- /* save monitorenter argument */
-
-#if defined(USE_THREADS)
- if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
- if (m->flags & ACC_STATIC) {
- p = dseg_addaddress(cd, m->class);
- M_ALD(REG_ITMP1, REG_PV, p);
- M_AST(REG_ITMP1, REG_SP, 4 * rd->maxmemuse);
-
- } else {
- M_AST(rd->argintregs[0], REG_SP, 4 * rd->maxmemuse);
- }
- }
+#if defined(ENABLE_THREADS)
/* call monitorenter function */
if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
- s4 func_enter = (m->flags & ACC_STATIC) ?
- (s4) builtin_staticmonitorenter : (s4) builtin_monitorenter;
- p = dseg_addaddress(cd, (void *) func_enter);
- M_ALD(REG_ITMP3, REG_PV, p);
- M_MTCTR(REG_ITMP3);
- M_ALD(rd->argintregs[0], REG_SP, rd->maxmemuse * 4);
- M_JSR;
- }
-#endif
-
-
- /* copy argument registers to stack and call trace function with pointer
- to arguments on stack.
- */
+ /* stack offset for monitor argument */
- if (runverbose) {
- s4 longargs = 0;
- s4 fltargs = 0;
- s4 dblargs = 0;
+ s1 = rd->memuse;
- M_MFLR(REG_ITMP3);
- /* XXX must be a multiple of 16 */
- M_LDA(REG_SP, REG_SP, -(24 + (INT_ARG_CNT + FLT_ARG_CNT + 1) * 8));
+# if !defined(NDEBUG)
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
+ M_AADD_IMM(REG_SP, -((LA_SIZE_IN_POINTERS + ARG_CNT) * 8), REG_SP);
- M_IST(REG_ITMP3, REG_SP, 24 + (INT_ARG_CNT + FLT_ARG_CNT) * 8);
+ for (p = 0; p < INT_ARG_CNT; p++)
+ M_IST(rd->argintregs[p], REG_SP, LA_SIZE + p * 8);
- M_CLR(REG_ITMP1); /* clear help register */
+ for (p = 0; p < FLT_ARG_CNT; p++)
+ M_DST(rd->argfltregs[p], REG_SP, LA_SIZE + (INT_ARG_CNT + p) * 8);
- /* save all arguments into the reserved stack space */
- for (p = 0; p < m->paramcount && p < TRACE_ARGS_NUM; p++) {
- t = m->paramtypes[p];
+ /* ATTENTION: We multiply here with 2, because we use * 8
+ above for simplicity and below * 4! */
- if (IS_INT_LNG_TYPE(t)) {
- /* overlapping u8's are on the stack */
- if ((p + longargs + dblargs) < (INT_ARG_CNT - IS_2_WORD_TYPE(t))) {
- s1 = rd->argintregs[p + longargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8);
- M_IST(s1, REG_SP, 24 + p * 8 + 4);
-
- } else {
- M_IST(s1, REG_SP, 24 + p * 8);
- M_IST(rd->secondregs[s1], REG_SP, 24 + p * 8 + 4);
- longargs++;
- }
+ s1 += (LA_SIZE_IN_POINTERS + ARG_CNT) * 2;
+ }
+# endif
- } else {
- a = dseg_adds4(cd, 0xdeadbeef);
- M_ILD(REG_ITMP1, REG_PV, a);
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8);
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8 + 4);
- }
+ p = dseg_add_functionptr(cd, LOCK_monitor_enter);
+ M_ALD(REG_ITMP3, REG_PV, p);
+ M_MTCTR(REG_ITMP3);
- } else {
- if ((fltargs + dblargs) < FLT_ARG_CNT) {
- s1 = rd->argfltregs[fltargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8);
- M_FST(s1, REG_SP, 24 + p * 8 + 4);
- fltargs++;
-
- } else {
- M_DST(s1, REG_SP, 24 + p * 8);
- dblargs++;
- }
+ /* get or test the lock object */
- } else {
- /* this should not happen */
- }
- }
+ if (m->flags & ACC_STATIC) {
+ p = dseg_add_address(cd, &m->class->object.header);
+ M_ALD(REG_A0, REG_PV, p);
}
-
- /* TODO: save remaining integer and flaot argument registers */
-
- /* load first 4 arguments into integer argument registers */
- for (p = 0; p < 8; p++) {
- d = rd->argintregs[p];
- M_ILD(d, REG_SP, 24 + p * 4);
+ else {
+ M_TST(REG_A0);
+ M_BEQ(0);
+ codegen_add_nullpointerexception_ref(cd);
}
- p = dseg_addaddress(cd, m);
- M_ALD(REG_ITMP1, REG_PV, p);
- M_AST(REG_ITMP1, REG_SP, 11 * 8); /* 24 (linkage area) + 32 (4 * s8 parameter area regs) + 32 (4 * s8 parameter area stack) = 88 */
- p = dseg_addaddress(cd, (void *) builtin_trace_args);
- M_ALD(REG_ITMP2, REG_PV, p);
- M_MTCTR(REG_ITMP2);
+ M_AST(REG_A0, REG_SP, s1 * 4);
M_JSR;
- longargs = 0;
- fltargs = 0;
- dblargs = 0;
-
- /* restore arguments into the reserved stack space */
- for (p = 0; p < m->paramcount && p < TRACE_ARGS_NUM; p++) {
- t = m->paramtypes[p];
-
- if (IS_INT_LNG_TYPE(t)) {
- if ((p + longargs + dblargs) < INT_ARG_CNT) {
- s1 = rd->argintregs[p + longargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_ILD(s1, REG_SP, 24 + p * 8 + 4);
-
- } else {
- M_ILD(s1, REG_SP, 24 + p * 8);
- M_ILD(rd->secondregs[s1], REG_SP, 24 + p * 8 + 4);
- longargs++;
- }
- }
-
- } else {
- if ((fltargs + dblargs) < FLT_ARG_CNT) {
- s1 = rd->argfltregs[fltargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_FLD(s1, REG_SP, 24 + p * 8 + 4);
- fltargs++;
-
- } else {
- M_DLD(s1, REG_SP, 24 + p * 8);
- dblargs++;
- }
- }
- }
- }
+# if !defined(NDEBUG)
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd)) {
+ for (p = 0; p < INT_ARG_CNT; p++)
+ M_ILD(rd->argintregs[p], REG_SP, LA_SIZE + p * 8);
- M_ILD(REG_ITMP3, REG_SP, 24 + (INT_ARG_CNT + FLT_ARG_CNT) * 8);
+ for (p = 0; p < FLT_ARG_CNT; p++)
+ M_DLD(rd->argfltregs[p], REG_SP, LA_SIZE + (INT_ARG_CNT + p) * 8);
- M_LDA(REG_SP, REG_SP, 24 + (INT_ARG_CNT + FLT_ARG_CNT + 1) * 8);
- M_MTLR(REG_ITMP3);
+ M_AADD_IMM(REG_SP, (LA_SIZE_IN_POINTERS + ARG_CNT) * 8, REG_SP);
+ }
+# endif
}
+#endif /* defined(ENABLE_THREADS) */
+ /* call trace function */
-
-
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ emit_verbosecall_enter(jd);
}
/* end of header generation */
+ replacementpoint = code->rplpoints;
+
/* walk through all basic blocks */
- for (bptr = m->basicblocks; bptr != NULL; bptr = bptr->next) {
- bptr->mpc = (s4) ((u1 *) mcodeptr - cd->mcodebase);
+ for (bptr = jd->new_basicblocks; bptr != NULL; bptr = bptr->next) {
+
+ bptr->mpc = (s4) (cd->mcodeptr - cd->mcodebase);
if (bptr->flags >= BBREACHED) {
}
}
+ /* handle replacement points */
+#if 0
+ if (bptr->bitflags & BBFLAG_REPLACEMENT) {
+ replacementpoint->pc = (u1*)(ptrint)bptr->mpc; /* will be resolved later */
+
+ replacementpoint++;
+ }
+#endif
+ /* generate basicblock profiling code */
+
+ if (JITDATA_HAS_FLAG_INSTRUMENT(jd)) {
+ /* count frequency */
+
+ disp = dseg_add_address(cd, code->bbfrequency);
+ M_ALD(REG_ITMP2, REG_PV, disp);
+ M_ALD(REG_ITMP3, REG_ITMP2, bptr->nr * 4);
+ M_IADD_IMM(REG_ITMP3, 1, REG_ITMP3);
+ M_AST(REG_ITMP3, REG_ITMP2, bptr->nr * 4);
+
+ /* if this is an exception handler, start profiling again */
+
+/* if (bptr->type == BBTYPE_EXH) */
+/* PROFILE_CYCLE_START; */
+ }
+
/* copy interface registers to their destination */
- src = bptr->instack;
len = bptr->indepth;
MCODECHECK(64+len);
-#ifdef LSRA
+#if defined(ENABLE_LSRA)
if (opt_lsra) {
while (src != NULL) {
len--;
if ((len == 0) && (bptr->type != BBTYPE_STD)) {
- /* d = reg_of_var(m, src, REG_ITMP1); */
- if (!(src->flags & INMEMORY))
- d= src->regoff;
+ /* d = reg_of_var(m, src, REG_ITMP1); */
+ if (!IS_INMEMORY(src->flags))
+ d = src->vv.regoff;
else
- d=REG_ITMP1;
+ d = REG_ITMP1;
M_INTMOVE(REG_ITMP1, d);
- store_reg_to_var_int(src, d);
+ emit_store(jd, NULL, src, d);
}
src = src->prev;
}
} else {
#endif
- while (src != NULL) {
+ while (len > 0) {
len--;
- if ((len == 0) && (bptr->type != BBTYPE_STD)) {
- d = reg_of_var(rd, src, REG_ITMP1);
+ var = VAR(bptr->invars[len]);
+ if ((len == bptr->indepth-1) && (bptr->type != BBTYPE_STD)) {
+ d = codegen_reg_of_var(0, var, REG_ITMP1);
M_INTMOVE(REG_ITMP1, d);
- store_reg_to_var_int(src, d);
-
- } else {
- d = reg_of_var(rd, src, REG_IFTMP);
- if ((src->varkind != STACKVAR)) {
- s2 = src->type;
- if (IS_FLT_DBL_TYPE(s2)) {
- if (!(rd->interfaces[len][s2].flags & INMEMORY)) {
- s1 = rd->interfaces[len][s2].regoff;
- M_FLTMOVE(s1,d);
-
- } else {
- if (IS_2_WORD_TYPE(s2)) {
- M_DLD(d, REG_SP, 4 * rd->interfaces[len][s2].regoff);
-
- } else {
- M_FLD(d, REG_SP, 4 * rd->interfaces[len][s2].regoff);
- }
- }
- store_reg_to_var_flt(src, d);
-
- } else {
- if (!(rd->interfaces[len][s2].flags & INMEMORY)) {
- s1 = rd->interfaces[len][s2].regoff;
- M_TINTMOVE(s2,s1,d);
-
- } else {
- M_ILD(d, REG_SP, 4 * rd->interfaces[len][s2].regoff);
- if (IS_2_WORD_TYPE(s2))
- M_ILD(rd->secondregs[d], REG_SP, 4 * rd->interfaces[len][s2].regoff + 4);
- }
- store_reg_to_var_int(src, d);
- }
- }
+ emit_store(jd, NULL, var, d);
+ }
+ else {
+ assert((var->flags & OUTVAR));
}
- src = src->prev;
}
-#ifdef LSRA
+#if defined(ENABLE_LSRA)
}
#endif
/* walk through all instructions */
- src = bptr->instack;
len = bptr->icount;
- for (iptr = bptr->iinstr; len > 0; src = iptr->dst, len--, iptr++) {
+ currentline = 0;
- MCODECHECK(64); /* an instruction usually needs < 64 words */
- switch (iptr->opc) {
- case ICMD_NOP: /* ... ==> ... */
- case ICMD_INLINE_START:
- case ICMD_INLINE_END:
- break;
+ for (iptr = bptr->iinstr; len > 0; len--, iptr++) {
+ if (iptr->line != currentline) {
+ dseg_addlinenumber(cd, iptr->line);
+ currentline = iptr->line;
+ }
+
+ MCODECHECK(64); /* an instruction usually needs < 64 words */
+
+ switch (iptr->opc) {
+ case ICMD_NOP: /* ... ==> ... */
+ case ICMD_INLINE_START:
+ case ICMD_INLINE_END:
+ break;
- case ICMD_NULLCHECKPOP: /* ..., objectref ==> ... */
+ case ICMD_CHECKNULL: /* ..., objectref ==> ..., objectref */
- var_to_reg_int(s1, src, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_TST(s1);
M_BEQ(0);
- codegen_addxnullrefs(cd, mcodeptr);
+ codegen_add_nullpointerexception_ref(cd);
break;
/* constant operations ************************************************/
case ICMD_ICONST: /* ... ==> ..., constant */
- /* op1 = 0, val.i = constant */
- d = reg_of_var(rd, iptr->dst, REG_ITMP1);
- ICONST(d, iptr->val.i);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ ICONST(d, iptr->sx.val.i);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_LCONST: /* ... ==> ..., constant */
- /* op1 = 0, val.l = constant */
- d = reg_of_var(rd, iptr->dst, REG_ITMP1);
- LCONST(d, iptr->val.l);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ LCONST(d, iptr->sx.val.l);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FCONST: /* ... ==> ..., constant */
- /* op1 = 0, val.f = constant */
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- a = dseg_addfloat(cd, iptr->val.f);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ a = dseg_add_float(cd, iptr->sx.val.f);
M_FLD(d, REG_PV, a);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_DCONST: /* ... ==> ..., constant */
- /* op1 = 0, val.d = constant */
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- a = dseg_adddouble(cd, iptr->val.d);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ a = dseg_add_double(cd, iptr->sx.val.d);
M_DLD(d, REG_PV, a);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ACONST: /* ... ==> ..., constant */
- /* op1 = 0, val.a = constant */
- d = reg_of_var(rd, iptr->dst, REG_ITMP1);
- ICONST(d, (u4) iptr->val.a);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ constant_classref *cr = iptr->sx.val.c.ref;;
- /* load/store operations **********************************************/
+ disp = dseg_add_unique_address(cd, cr);
- case ICMD_ILOAD: /* ... ==> ..., content of local variable */
- case ICMD_LLOAD: /* op1 = local variable */
- case ICMD_ALOAD:
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ cr, disp);
- d = reg_of_var(rd, iptr->dst, REG_ITMP1);
- if ((iptr->dst->varkind == LOCALVAR) &&
- (iptr->dst->varnum == iptr->op1))
- break;
- var = &(rd->locals[iptr->op1][iptr->opc - ICMD_ILOAD]);
- if (var->flags & INMEMORY) {
- M_ILD(d, REG_SP, 4 * var->regoff);
- if (IS_2_WORD_TYPE(var->type))
- M_ILD(rd->secondregs[d], REG_SP, 4 * var->regoff + 4);
- } else {
- M_TINTMOVE(var->type, var->regoff, d);
+ if (opt_showdisassemble)
+ M_NOP;
}
- store_reg_to_var_int(iptr->dst, d);
- break;
-
- case ICMD_FLOAD: /* ... ==> ..., content of local variable */
- case ICMD_DLOAD: /* op1 = local variable */
+ else
+ disp = dseg_add_address(cd, iptr->sx.val.anyptr);
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- if ((iptr->dst->varkind == LOCALVAR) &&
- (iptr->dst->varnum == iptr->op1))
- break;
- var = &(rd->locals[iptr->op1][iptr->opc - ICMD_ILOAD]);
- if (var->flags & INMEMORY)
- if (IS_2_WORD_TYPE(var->type))
- M_DLD(d, REG_SP, 4 * var->regoff);
- else
- M_FLD(d, REG_SP, 4 * var->regoff);
- else {
- M_FLTMOVE(var->regoff, d);
- }
- store_reg_to_var_flt(iptr->dst, d);
+ M_ALD(d, REG_PV, disp);
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_ISTORE: /* ..., value ==> ... */
- case ICMD_LSTORE: /* op1 = local variable */
- case ICMD_ASTORE:
-
- if ((src->varkind == LOCALVAR) &&
- (src->varnum == iptr->op1))
- break;
- var = &(rd->locals[iptr->op1][iptr->opc - ICMD_ISTORE]);
- if (var->flags & INMEMORY) {
- var_to_reg_int(s1, src, REG_ITMP1);
- M_IST(s1, REG_SP, 4 * var->regoff);
- if (IS_2_WORD_TYPE(var->type))
- M_IST(rd->secondregs[s1], REG_SP, 4 * var->regoff + 4);
- } else {
- var_to_reg_int(s1, src, var->regoff);
- M_TINTMOVE(var->type, s1, var->regoff);
- }
- break;
-
- case ICMD_FSTORE: /* ..., value ==> ... */
- case ICMD_DSTORE: /* op1 = local variable */
+ /* load/store/copy/move operations ************************************/
- if ((src->varkind == LOCALVAR) &&
- (src->varnum == iptr->op1))
- break;
- var = &(rd->locals[iptr->op1][iptr->opc - ICMD_ISTORE]);
- if (var->flags & INMEMORY) {
- var_to_reg_flt(s1, src, REG_FTMP1);
- if (var->type == TYPE_DBL)
- M_DST(s1, REG_SP, 4 * var->regoff);
- else
- M_FST(s1, REG_SP, 4 * var->regoff);
- } else {
- var_to_reg_flt(s1, src, var->regoff);
- M_FLTMOVE(s1, var->regoff);
- }
+ case ICMD_ILOAD: /* ... ==> ..., content of local variable */
+ case ICMD_ALOAD: /* s1 = local variable */
+ case ICMD_LLOAD:
+ case ICMD_FLOAD:
+ case ICMD_DLOAD:
+ case ICMD_ISTORE: /* ..., value ==> ... */
+ case ICMD_ASTORE: /* dst = local variable */
+ case ICMD_LSTORE:
+ case ICMD_FSTORE:
+ case ICMD_DSTORE:
+ case ICMD_COPY:
+ case ICMD_MOVE:
+
+ emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
break;
- /* pop/dup/swap operations ********************************************/
+ /* pop operations *****************************************************/
/* attention: double and longs are only one entry in CACAO ICMDs */
case ICMD_POP: /* ..., value ==> ... */
case ICMD_POP2: /* ..., value, value ==> ... */
- break;
-
- case ICMD_DUP: /* ..., a ==> ..., a, a */
- M_COPY(src, iptr->dst);
- break;
-
- case ICMD_DUP_X1: /* ..., a, b ==> ..., b, a, b */
-
- M_COPY(src, iptr->dst);
- M_COPY(src->prev, iptr->dst->prev);
- M_COPY(iptr->dst, iptr->dst->prev->prev);
- break;
-
- case ICMD_DUP_X2: /* ..., a, b, c ==> ..., c, a, b, c */
-
- M_COPY(src, iptr->dst);
- M_COPY(src->prev, iptr->dst->prev);
- M_COPY(src->prev->prev, iptr->dst->prev->prev);
- M_COPY(iptr->dst, iptr->dst->prev->prev->prev);
- break;
- case ICMD_DUP2: /* ..., a, b ==> ..., a, b, a, b */
-
- M_COPY(src, iptr->dst);
- M_COPY(src->prev, iptr->dst->prev);
- break;
-
- case ICMD_DUP2_X1: /* ..., a, b, c ==> ..., b, c, a, b, c */
-
- M_COPY(src, iptr->dst);
- M_COPY(src->prev, iptr->dst->prev);
- M_COPY(src->prev->prev, iptr->dst->prev->prev);
- M_COPY(iptr->dst, iptr->dst->prev->prev->prev);
- M_COPY(iptr->dst->prev, iptr->dst->prev->prev->prev->prev);
- break;
-
- case ICMD_DUP2_X2: /* ..., a, b, c, d ==> ..., c, d, a, b, c, d */
-
- M_COPY(src, iptr->dst);
- M_COPY(src->prev, iptr->dst->prev);
- M_COPY(src->prev->prev, iptr->dst->prev->prev);
- M_COPY(src->prev->prev->prev, iptr->dst->prev->prev->prev);
- M_COPY(iptr->dst, iptr->dst->prev->prev->prev->prev);
- M_COPY(iptr->dst->prev, iptr->dst->prev->prev->prev->prev->prev);
- break;
-
- case ICMD_SWAP: /* ..., a, b ==> ..., b, a */
-
- M_COPY(src, iptr->dst->prev);
- M_COPY(src->prev, iptr->dst);
break;
case ICMD_INEG: /* ..., value ==> ..., - value */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_NEG(s1, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_LNEG: /* ..., value ==> ..., - value */
+ case ICMD_LNEG: /* ..., value ==> ..., - value */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_SUBFIC(rd->secondregs[s1], 0, rd->secondregs[d]);
- M_SUBFZE(s1, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ s1 = emit_load_s1(jd, iptr, REG_ITMP12_PACKED);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_SUBFIC(GET_LOW_REG(s1), 0, GET_LOW_REG(d));
+ M_SUBFZE(GET_HIGH_REG(s1), GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
+ break;
case ICMD_I2L: /* ..., value ==> ..., value */
- var_to_reg_int(s1, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_INTMOVE(s1, rd->secondregs[d]);
- M_SRA_IMM(rd->secondregs[d], 31, d);
- store_reg_to_var_int(iptr->dst, d);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_INTMOVE(s1, GET_LOW_REG(d));
+ M_SRA_IMM(GET_LOW_REG(d), 31, GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_L2I: /* ..., value ==> ..., value */
- var_to_reg_int0(s1, src, REG_ITMP2, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP2);
- M_INTMOVE(s1, d );
- store_reg_to_var_int(iptr->dst, d);
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_INTMOVE(s1, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_INT2BYTE: /* ..., value ==> ..., value */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_BSEXT(s1, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_INT2CHAR: /* ..., value ==> ..., value */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_CZEXT(s1, d);
- store_reg_to_var_int(iptr->dst, d);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_CZEXT(s1, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_INT2SHORT: /* ..., value ==> ..., value */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_SSEXT(s1, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IADD: /* ..., val1, val2 ==> ..., val1 + val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_IADD(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IADDCONST: /* ..., value ==> ..., value + constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((iptr->val.i >= -32768) && (iptr->val.i <= 32767)) {
- M_IADD_IMM(s1, iptr->val.i, d);
- }
- else {
- ICONST(REG_ITMP2, iptr->val.i);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if ((iptr->sx.val.i >= -32768) && (iptr->sx.val.i <= 32767)) {
+ M_IADD_IMM(s1, iptr->sx.val.i, d);
+ } else {
+ ICONST(REG_ITMP2, iptr->sx.val.i);
M_IADD(s1, REG_ITMP2, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_LADD: /* ..., val1, val2 ==> ..., val1 + val2 */
+ case ICMD_LADD: /* ..., val1, val2 ==> ..., val1 + val2 */
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_ADDC(s1, s2, rd->secondregs[d]);
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 1, 0);
- var_to_reg_int0(s2, src, REG_ITMP3, 1, 0);
- M_ADDE(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_ADDC(s1, s2, GET_LOW_REG(d));
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
+ M_ADDE(s1, s2, GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
+ break;
case ICMD_LADDCONST: /* ..., value ==> ..., value + constant */
- /* val.l = constant */
+ /* sx.val.l = constant */
- s3 = iptr->val.l & 0xffffffff;
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((s3 >= -32768) && (s3 <= 32767)) {
- M_ADDIC(s1, s3, rd->secondregs[d]);
- }
+ s3 = iptr->sx.val.l & 0xffffffff;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ if ((s3 >= -32768) && (s3 <= 32767))
+ M_ADDIC(s1, s3, GET_LOW_REG(d));
else {
ICONST(REG_ITMP2, s3);
- M_ADDC(s1, REG_ITMP2, rd->secondregs[d]);
- }
- var_to_reg_int0(s1, src, REG_ITMP1, 1, 0);
- s3 = iptr->val.l >> 32;
+ M_ADDC(s1, REG_ITMP2, GET_LOW_REG(d));
+ }
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s3 = iptr->sx.val.l >> 32;
if (s3 == -1)
- M_ADDME(s1, d);
+ M_ADDME(s1, GET_HIGH_REG(d));
else if (s3 == 0)
- M_ADDZE(s1, d);
+ M_ADDZE(s1, GET_HIGH_REG(d));
else {
- ICONST(REG_ITMP3, s3);
- M_ADDE(s1, REG_ITMP3, d);
+ ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
+ M_ADDE(s1, REG_ITMP3, GET_HIGH_REG(d));
}
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ISUB: /* ..., val1, val2 ==> ..., val1 - val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_ISUB(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ISUBCONST: /* ..., value ==> ..., value + constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((iptr->val.i >= -32767) && (iptr->val.i <= 32768)) {
- M_IADD_IMM(s1, -iptr->val.i, d);
- }
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if ((iptr->sx.val.i >= -32767) && (iptr->sx.val.i <= 32768))
+ M_IADD_IMM(s1, -iptr->sx.val.i, d);
else {
- ICONST(REG_ITMP2, -iptr->val.i);
- M_IADD(s1, REG_ITMP2, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ ICONST(REG_ITMP2, iptr->sx.val.i);
+ M_ISUB(s1, REG_ITMP2, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_LSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
+ case ICMD_LSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_SUBC(s1, s2, rd->secondregs[d]);
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 1, 0);
- var_to_reg_int0(s2, src, REG_ITMP3, 1, 0);
- M_SUBE(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_SUBC(s1, s2, GET_LOW_REG(d));
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
+ M_SUBE(s1, s2, GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
+ break;
case ICMD_LSUBCONST: /* ..., value ==> ..., value - constant */
- /* val.l = constant */
+ /* sx.val.l = constant */
- s3 = (-iptr->val.l) & 0xffffffff;
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s3 = (-iptr->sx.val.l) & 0xffffffff;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
if ((s3 >= -32768) && (s3 <= 32767)) {
- M_ADDIC(s1, s3, rd->secondregs[d]);
- }
- else {
+ M_ADDIC(s1, s3, GET_LOW_REG(d));
+ } else {
ICONST(REG_ITMP2, s3);
- M_ADDC(s1, REG_ITMP2, rd->secondregs[d]);
- }
- var_to_reg_int0(s1, src, REG_ITMP1, 1, 0);
- s3 = (-iptr->val.l) >> 32;
+ M_ADDC(s1, REG_ITMP2, GET_LOW_REG(d));
+ }
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s3 = (-iptr->sx.val.l) >> 32;
if (s3 == -1)
- M_ADDME(s1, d);
+ M_ADDME(s1, GET_HIGH_REG(d));
else if (s3 == 0)
- M_ADDZE(s1, d);
+ M_ADDZE(s1, GET_HIGH_REG(d));
else {
- ICONST(REG_ITMP3, s3);
- M_ADDE(s1, REG_ITMP3, d);
+ ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
+ M_ADDE(s1, REG_ITMP3, GET_HIGH_REG(d));
}
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ M_TST(s2);
+ M_BEQ(0);
+ codegen_add_arithmeticexception_ref(cd);
+ M_LDAH(REG_ITMP3, REG_ZERO, 0x8000);
+ M_CMP(REG_ITMP3, s1);
+ M_BNE(3 + (s1 != d));
+ M_CMPI(s2, -1);
+ M_BNE(1 + (s1 != d));
+ M_INTMOVE(s1, d);
+ M_BR(1);
M_IDIV(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IREM: /* ..., val1, val2 ==> ..., val1 % val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_IDIV(s1, s2, d);
- M_IMUL(d, s2, d);
- M_ISUB(s1, d, d);
- store_reg_to_var_int(iptr->dst, d);
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_TST(s2);
+ M_BEQ(0);
+ codegen_add_arithmeticexception_ref(cd);
+ M_LDAH(REG_ITMP3, REG_ZERO, 0x8000);
+ M_CMP(REG_ITMP3, s1);
+ M_BNE(4);
+ M_CMPI(s2, -1);
+ M_BNE(2);
+ M_CLR(d);
+ M_BR(3);
+ M_IDIV(s1, s2, REG_ITMP3);
+ M_IMUL(REG_ITMP3, s2, REG_ITMP3);
+ M_ISUB(s1, REG_ITMP3, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
+ case ICMD_LREM: /* ..., val1, val2 ==> ..., val1 % val2 */
+
+ bte = iptr->sx.s23.s3.bte;
+ md = bte->md;
+
+ s2 = emit_load_s2(jd, iptr, REG_ITMP12_PACKED);
+ M_OR_TST(GET_HIGH_REG(s2), GET_LOW_REG(s2), REG_ITMP3);
+ M_BEQ(0);
+ codegen_add_arithmeticexception_ref(cd);
+
+ disp = dseg_add_functionptr(cd, bte->fp);
+ M_ALD(REG_ITMP3, REG_PV, disp);
+ M_MTCTR(REG_ITMP3);
+
+ s3 = PACK_REGS(rd->argintregs[GET_LOW_REG(md->params[1].regoff)],
+ rd->argintregs[GET_HIGH_REG(md->params[1].regoff)]);
+ M_LNGMOVE(s2, s3);
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP12_PACKED);
+ s3 = PACK_REGS(rd->argintregs[GET_LOW_REG(md->params[0].regoff)],
+ rd->argintregs[GET_HIGH_REG(md->params[0].regoff)]);
+ M_LNGMOVE(s1, s3);
+
+ M_JSR;
+
+ d = codegen_reg_of_dst(jd, iptr, REG_RESULT_PACKED);
+ M_LNGMOVE(REG_RESULT_PACKED, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_IMUL(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IMULCONST: /* ..., value ==> ..., value * constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((iptr->val.i >= -32768) && (iptr->val.i <= 32767)) {
- M_IMUL_IMM(s1, iptr->val.i, d);
- }
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if ((iptr->sx.val.i >= -32768) && (iptr->sx.val.i <= 32767))
+ M_IMUL_IMM(s1, iptr->sx.val.i, d);
else {
- ICONST(REG_ITMP2, iptr->val.i);
- M_IMUL(s1, REG_ITMP2, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ ICONST(REG_ITMP3, iptr->sx.val.i);
+ M_IMUL(s1, REG_ITMP3, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IDIVPOW2: /* ..., value ==> ..., value << constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_SRA_IMM(s1, iptr->val.i, d);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
+ M_SRA_IMM(s1, iptr->sx.val.i, d);
M_ADDZE(d, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ISHL: /* ..., val1, val2 ==> ..., val1 << val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_AND_IMM(s2, 0x1f, REG_ITMP3);
M_SLL(s1, REG_ITMP3, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ISHLCONST: /* ..., value ==> ..., value << constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_SLL_IMM(s1, iptr->val.i & 0x1f, d);
- store_reg_to_var_int(iptr->dst, d);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_SLL_IMM(s1, iptr->sx.val.i & 0x1f, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ISHR: /* ..., val1, val2 ==> ..., val1 >> val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_AND_IMM(s2, 0x1f, REG_ITMP3);
M_SRA(s1, REG_ITMP3, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_ISHRCONST: /* ..., value ==> ..., value >> constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_SRA_IMM(s1, iptr->val.i & 0x1f, d);
- store_reg_to_var_int(iptr->dst, d);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_SRA_IMM(s1, iptr->sx.val.i & 0x1f, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IUSHR: /* ..., val1, val2 ==> ..., val1 >>> val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_AND_IMM(s2, 0x1f, REG_ITMP2);
M_SRL(s1, REG_ITMP2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IUSHRCONST: /* ..., value ==> ..., value >>> constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->val.i & 0x1f)
- M_SRL_IMM(s1, iptr->val.i & 0x1f, d);
- else
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (iptr->sx.val.i & 0x1f)
+ M_SRL_IMM(s1, iptr->sx.val.i & 0x1f, d);
+ else {
M_INTMOVE(s1, d);
- store_reg_to_var_int(iptr->dst, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IAND: /* ..., val1, val2 ==> ..., val1 & val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_AND(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IANDCONST: /* ..., value ==> ..., value & constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((iptr->val.i >= 0) && (iptr->val.i <= 65535)) {
- M_AND_IMM(s1, iptr->val.i, d);
- }
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 65535))
+ M_AND_IMM(s1, iptr->sx.val.i, d);
/*
- else if (iptr->val.i == 0xffffff) {
+ else if (iptr->sx.val.i == 0xffffff) {
M_RLWINM(s1, 0, 8, 31, d);
}
*/
else {
- ICONST(REG_ITMP2, iptr->val.i);
- M_AND(s1, REG_ITMP2, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ ICONST(REG_ITMP3, iptr->sx.val.i);
+ M_AND(s1, REG_ITMP3, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_LAND: /* ..., val1, val2 ==> ..., val1 & val2 */
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_AND(s1, s2, rd->secondregs[d]);
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 1, 0);
- var_to_reg_int0(s2, src, REG_ITMP3, 1, 0);
- M_AND(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_AND(s1, s2, GET_LOW_REG(d));
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
+ M_AND(s1, s2, GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
+ break;
case ICMD_LANDCONST: /* ..., value ==> ..., value & constant */
- /* val.l = constant */
+ /* sx.val.l = constant */
- s3 = iptr->val.l & 0xffffffff;
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((s3 >= 0) && (s3 <= 65535)) {
- M_AND_IMM(s1, s3, rd->secondregs[d]);
- }
- else {
- ICONST(REG_ITMP2, s3);
- M_AND(s1, REG_ITMP2, rd->secondregs[d]);
- }
- var_to_reg_int0(s1, src, REG_ITMP1, 1, 0);
- s3 = iptr->val.l >> 32;
- if ((s3 >= 0) && (s3 <= 65535)) {
- M_AND_IMM(s1, s3, d);
- }
+ s3 = iptr->sx.val.l & 0xffffffff;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ if ((s3 >= 0) && (s3 <= 65535))
+ M_AND_IMM(s1, s3, GET_LOW_REG(d));
else {
ICONST(REG_ITMP3, s3);
- M_AND(s1, REG_ITMP3, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ M_AND(s1, REG_ITMP3, GET_LOW_REG(d));
+ }
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s3 = iptr->sx.val.l >> 32;
+ if ((s3 >= 0) && (s3 <= 65535))
+ M_AND_IMM(s1, s3, GET_HIGH_REG(d));
+ else {
+ ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
+ M_AND(s1, REG_ITMP3, GET_HIGH_REG(d));
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IREMPOW2: /* ..., value ==> ..., value % constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_MOV(s1, REG_ITMP2);
M_CMPI(s1, 0);
- M_BGE(1 + 2*(iptr->val.i >= 32768));
- if (iptr->val.i >= 32768) {
- M_ADDIS(REG_ZERO, iptr->val.i>>16, REG_ITMP2);
- M_OR_IMM(REG_ITMP2, iptr->val.i, REG_ITMP2);
+ M_BGE(1 + 2*(iptr->sx.val.i >= 32768));
+ if (iptr->sx.val.i >= 32768) {
+ M_ADDIS(REG_ZERO, iptr->sx.val.i >> 16, REG_ITMP2);
+ M_OR_IMM(REG_ITMP2, iptr->sx.val.i, REG_ITMP2);
M_IADD(s1, REG_ITMP2, REG_ITMP2);
- }
- else
- M_IADD_IMM(s1, iptr->val.i, REG_ITMP2);
+ }
+ else {
+ M_IADD_IMM(s1, iptr->sx.val.i, REG_ITMP2);
+ }
{
- int b=0, m = iptr->val.i;
+ int b=0, m = iptr->sx.val.i;
while (m >>= 1)
++b;
M_RLWINM(REG_ITMP2, 0, 0, 30-b, REG_ITMP2);
}
M_ISUB(s1, REG_ITMP2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IOR: /* ..., val1, val2 ==> ..., val1 | val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_OR(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IORCONST: /* ..., value ==> ..., value | constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((iptr->val.i >= 0) && (iptr->val.i <= 65535)) {
- M_OR_IMM(s1, iptr->val.i, d);
- }
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 65535))
+ M_OR_IMM(s1, iptr->sx.val.i, d);
else {
- ICONST(REG_ITMP2, iptr->val.i);
- M_OR(s1, REG_ITMP2, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ ICONST(REG_ITMP3, iptr->sx.val.i);
+ M_OR(s1, REG_ITMP3, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_LOR: /* ..., val1, val2 ==> ..., val1 | val2 */
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_OR(s1, s2, rd->secondregs[d]);
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 1, 0);
- var_to_reg_int0(s2, src, REG_ITMP3, 1, 0);
- M_OR(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
-
- case ICMD_LORCONST: /* ..., value ==> ..., value | constant */
- /* val.l = constant */
-
- s3 = iptr->val.l & 0xffffffff;
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((s3 >= 0) && (s3 <= 65535)) {
- M_OR_IMM(s1, s3, rd->secondregs[d]);
- }
- else {
- ICONST(REG_ITMP2, s3);
- M_OR(s1, REG_ITMP2, rd->secondregs[d]);
- }
- var_to_reg_int0(s1, src, REG_ITMP1, 1, 0);
- s3 = iptr->val.l >> 32;
- if ((s3 >= 0) && (s3 <= 65535)) {
- M_OR_IMM(s1, s3, d);
- }
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_OR(s1, s2, GET_LOW_REG(d));
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
+ M_OR(s1, s2, GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LORCONST: /* ..., value ==> ..., value | constant */
+ /* sx.val.l = constant */
+
+ s3 = iptr->sx.val.l & 0xffffffff;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ if ((s3 >= 0) && (s3 <= 65535))
+ M_OR_IMM(s1, s3, GET_LOW_REG(d));
else {
ICONST(REG_ITMP3, s3);
- M_OR(s1, REG_ITMP3, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ M_OR(s1, REG_ITMP3, GET_LOW_REG(d));
+ }
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s3 = iptr->sx.val.l >> 32;
+ if ((s3 >= 0) && (s3 <= 65535))
+ M_OR_IMM(s1, s3, GET_HIGH_REG(d));
+ else {
+ ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
+ M_OR(s1, REG_ITMP3, GET_HIGH_REG(d));
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IXOR: /* ..., val1, val2 ==> ..., val1 ^ val2 */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_XOR(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IXORCONST: /* ..., value ==> ..., value ^ constant */
- /* val.i = constant */
+ /* sx.val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((iptr->val.i >= 0) && (iptr->val.i <= 65535)) {
- M_XOR_IMM(s1, iptr->val.i, d);
- }
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if ((iptr->sx.val.i >= 0) && (iptr->sx.val.i <= 65535))
+ M_XOR_IMM(s1, iptr->sx.val.i, d);
else {
- ICONST(REG_ITMP2, iptr->val.i);
- M_XOR(s1, REG_ITMP2, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ ICONST(REG_ITMP3, iptr->sx.val.i);
+ M_XOR(s1, REG_ITMP3, d);
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_LXOR: /* ..., val1, val2 ==> ..., val1 ^ val2 */
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_XOR(s1, s2, rd->secondregs[d]);
- var_to_reg_int0(s1, src->prev, REG_ITMP1, 1, 0);
- var_to_reg_int0(s2, src, REG_ITMP3, 1, 0);
- M_XOR(s1, s2, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_XOR(s1, s2, GET_LOW_REG(d));
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);/* don't use REG_ITMP2*/
+ M_XOR(s1, s2, GET_HIGH_REG(d));
+ emit_store_dst(jd, iptr, d);
+ break;
case ICMD_LXORCONST: /* ..., value ==> ..., value ^ constant */
- /* val.l = constant */
+ /* sx.val.l = constant */
- s3 = iptr->val.l & 0xffffffff;
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if ((s3 >= 0) && (s3 <= 65535)) {
- M_XOR_IMM(s1, s3, rd->secondregs[d]);
- }
- else {
- ICONST(REG_ITMP2, s3);
- M_XOR(s1, REG_ITMP2, rd->secondregs[d]);
- }
- var_to_reg_int0(s1, src, REG_ITMP1, 1, 0);
- s3 = iptr->val.l >> 32;
- if ((s3 >= 0) && (s3 <= 65535)) {
- M_XOR_IMM(s1, s3, d);
- }
+ s3 = iptr->sx.val.l & 0xffffffff;
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ if ((s3 >= 0) && (s3 <= 65535))
+ M_XOR_IMM(s1, s3, GET_LOW_REG(d));
else {
ICONST(REG_ITMP3, s3);
- M_XOR(s1, REG_ITMP3, d);
- }
- store_reg_to_var_int(iptr->dst, d);
+ M_XOR(s1, REG_ITMP3, GET_LOW_REG(d));
+ }
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s3 = iptr->sx.val.l >> 32;
+ if ((s3 >= 0) && (s3 <= 65535))
+ M_XOR_IMM(s1, s3, GET_HIGH_REG(d));
+ else {
+ ICONST(REG_ITMP3, s3); /* don't use REG_ITMP2 */
+ M_XOR(s1, REG_ITMP3, GET_HIGH_REG(d));
+ }
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_LCMP: /* ..., val1, val2 ==> ..., val1 cmp val2 */
-
- var_to_reg_int0(s1, src->prev, REG_ITMP3, 1, 0);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
- d = reg_of_var(rd, iptr->dst, REG_ITMP1);
+ /*******************************************************************
+ TODO: CHANGE THIS TO A VERSION THAT WORKS !!!
+ *******************************************************************/
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP3);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
{
- int tempreg =
- (d==s1 || d==s2 || d==rd->secondregs[s1] || d==rd->secondregs[s2]);
- int dreg = tempreg ? REG_ITMP1 : d;
- s4 *br1;
+ int tempreg = false;
+ int dreg;
+ u1 *br1;
+
+ var1 = VAROP(iptr->s1);
+ var2 = VAROP(iptr->sx.s23.s2);
+
+ if (IS_INMEMORY(var1->flags)) {
+ tempreg = tempreg || (d == REG_ITMP3) || (d == REG_ITMP2);
+ } else {
+ tempreg = tempreg || (d == GET_HIGH_REG(var1->vv.regoff))
+ || (d == GET_LOW_REG(var1->vv.regoff));
+ }
+ if (IS_INMEMORY(var2->flags)) {
+ tempreg = tempreg || (d == REG_ITMP3) || (d == REG_ITMP2);
+ } else {
+ tempreg = tempreg || (d == GET_HIGH_REG(var2->vv.regoff))
+ || (d == GET_LOW_REG(var2->vv.regoff));
+ }
+
+ dreg = tempreg ? REG_ITMP1 : d;
M_IADD_IMM(REG_ZERO, 1, dreg);
M_CMP(s1, s2);
M_BGT(0);
- br1 = mcodeptr;
+ br1 = cd->mcodeptr;
M_BLT(0);
- var_to_reg_int0(s1, src->prev, REG_ITMP3, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 0, 1);
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP3);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
M_CMPU(s1, s2);
M_BGT(3);
M_BEQ(1);
M_IADD_IMM(dreg, -1, dreg);
M_IADD_IMM(dreg, -1, dreg);
- gen_resolvebranch(br1, (u1*) br1, (u1*) mcodeptr);
- gen_resolvebranch(br1+1, (u1*) (br1+1), (u1*) (mcodeptr-2));
+ gen_resolvebranch(br1, br1, cd->mcodeptr);
+ gen_resolvebranch(br1 + 1 * 4, br1 + 1 * 4, cd->mcodeptr - 2 * 4);
M_INTMOVE(dreg, d);
}
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IINC: /* ..., value ==> ..., value + constant */
- /* op1 = variable, val.i = constant */
-
- var = &(rd->locals[iptr->op1][TYPE_INT]);
- if (var->flags & INMEMORY) {
- s1 = REG_ITMP1;
- M_ILD(s1, REG_SP, 4 * var->regoff);
- }
- else
- s1 = var->regoff;
+ /* s1.localindex = variable, sx.val.i = constant*/
+
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+
{
- u4 m = iptr->val.i;
- if (m&0x8000)
+ u4 m = iptr->sx.val.i;
+ if (m & 0x8000)
m += 65536;
- if (m&0xffff0000)
- M_ADDIS(s1, m>>16, s1);
- if (m&0xffff)
- M_IADD_IMM(s1, m&0xffff, s1);
+ if (m & 0xffff0000)
+ M_ADDIS(s1, m >> 16, d);
+ if (m & 0xffff)
+ M_IADD_IMM(s1, m & 0xffff, d);
}
- if (var->flags & INMEMORY)
- M_IST(s1, REG_SP, 4 * var->regoff);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FNEG: /* ..., value ==> ..., - value */
- var_to_reg_flt(s1, src, REG_FTMP1);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FMOVN(s1, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_DNEG: /* ..., value ==> ..., - value */
- var_to_reg_flt(s1, src, REG_FTMP1);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FMOVN(s1, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FADD: /* ..., val1, val2 ==> ..., val1 + val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FADD(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_DADD: /* ..., val1, val2 ==> ..., val1 + val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_DADD(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FSUB(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_DSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_DSUB(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FMUL(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_DMUL: /* ..., val1, val2 ==> ..., val1 *** val2 */
+ case ICMD_DMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_DMUL(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FDIV(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_DDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_DDIV(s1, s2, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_F2I: /* ..., value ==> ..., (int) value */
case ICMD_D2I:
- var_to_reg_flt(s1, src, REG_FTMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
M_CLR(d);
- a = dseg_addfloat(cd, 0.0);
- M_FLD(REG_FTMP2, REG_PV, a);
+ disp = dseg_add_float(cd, 0.0);
+ M_FLD(REG_FTMP2, REG_PV, disp);
M_FCMPU(s1, REG_FTMP2);
M_BNAN(4);
- a = dseg_adds4(cd, 0);
+ disp = dseg_add_unique_s4(cd, 0);
M_CVTDL_C(s1, REG_FTMP1);
- M_LDA (REG_ITMP1, REG_PV, a);
+ M_LDA(REG_ITMP1, REG_PV, disp);
M_STFIWX(REG_FTMP1, 0, REG_ITMP1);
- M_ILD (d, REG_PV, a);
- store_reg_to_var_int(iptr->dst, d);
+ M_ILD(d, REG_PV, disp);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_F2D: /* ..., value ==> ..., (double) value */
- var_to_reg_flt(s1, src, REG_FTMP1);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_FLTMOVE(s1, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_D2F: /* ..., value ==> ..., (double) value */
- var_to_reg_flt(s1, src, REG_FTMP1);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
M_CVTDF(s1, d);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FCMPL: /* ..., val1, val2 ==> ..., val1 fcmpg val2 */
- case ICMD_DCMPL:
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ case ICMD_DCMPL: /* == => 0, < => 1, > => -1 */
+
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
M_FCMPU(s2, s1);
- M_IADD_IMM(0, -1, d);
+ M_IADD_IMM(REG_ZERO, -1, d);
M_BNAN(4);
M_BGT(3);
- M_IADD_IMM(0, 0, d);
+ M_IADD_IMM(REG_ZERO, 0, d);
M_BGE(1);
- M_IADD_IMM(0, 1, d);
- store_reg_to_var_int(iptr->dst, d);
+ M_IADD_IMM(REG_ZERO, 1, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FCMPG: /* ..., val1, val2 ==> ..., val1 fcmpl val2 */
- case ICMD_DCMPG:
- var_to_reg_flt(s1, src->prev, REG_FTMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ case ICMD_DCMPG: /* == => 0, < => 1, > => -1 */
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
M_FCMPU(s1, s2);
- M_IADD_IMM(0, 1, d);
+ M_IADD_IMM(REG_ZERO, 1, d);
M_BNAN(4);
M_BGT(3);
- M_IADD_IMM(0, 0, d);
+ M_IADD_IMM(REG_ZERO, 0, d);
M_BGE(1);
- M_IADD_IMM(0, -1, d);
- store_reg_to_var_int(iptr->dst, d);
+ M_IADD_IMM(REG_ZERO, -1, d);
+ emit_store_dst(jd, iptr, d);
break;
+ case ICMD_IF_FCMPEQ: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPEQ:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(1);
+ M_BEQ(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPNE: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPNE:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(0);
+ codegen_addreference(cd, iptr->dst.block);
+ M_BNE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+
+ case ICMD_IF_FCMPL_LT: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPL_LT:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(0);
+ codegen_addreference(cd, iptr->dst.block);
+ M_BLT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPL_GT: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPL_GT:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(1);
+ M_BGT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPL_LE: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPL_LE:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(0);
+ codegen_addreference(cd, iptr->dst.block);
+ M_BLE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPL_GE: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPL_GE:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(1);
+ M_BGE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPG_LT: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPG_LT:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(1);
+ M_BLT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPG_GT: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPG_GT:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(0);
+ codegen_addreference(cd, iptr->dst.block);
+ M_BGT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPG_LE: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPG_LE:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(1);
+ M_BLE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_FCMPG_GE: /* ..., value, value ==> ... */
+ case ICMD_IF_DCMPG_GE:
+
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ M_FCMPU(s1, s2);
+ M_BNAN(0);
+ codegen_addreference(cd, iptr->dst.block);
+ M_BGE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
/* memory operations **************************************************/
case ICMD_ARRAYLENGTH: /* ..., arrayref ==> ..., length */
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
gen_nullptr_check(s1);
M_ILD(d, s1, OFFSET(java_arrayheader, size));
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_AALOAD: /* ..., arrayref, index ==> ..., value */
+ case ICMD_BALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
- M_LWZX(d, s1, REG_ITMP2);
- store_reg_to_var_int(iptr->dst, d);
+ }
+ M_IADD_IMM(s2, OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_LBZX(d, s1, REG_ITMP2);
+ M_BSEXT(d, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_CALOAD: /* ..., arrayref, index ==> ..., value */
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
+ gen_nullptr_check(s1);
+ gen_bound_check;
+ }
+ M_SLL_IMM(s2, 1, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_LHZX(d, s1, REG_ITMP2);
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_LALOAD: /* ..., arrayref, index ==> ..., value */
+ case ICMD_SALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD(s1, REG_ITMP2, REG_ITMP2);
- M_ILD(d, REG_ITMP2, OFFSET(java_longarray, data[0]));
- M_ILD(rd->secondregs[d], REG_ITMP2, OFFSET(java_longarray, data[0])+4);
- store_reg_to_var_int(iptr->dst, d);
+ }
+ M_SLL_IMM(s2, 1, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_LHAX(d, s1, REG_ITMP2);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_IALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
+ }
M_SLL_IMM(s2, 2, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
M_LWZX(d, s1, REG_ITMP2);
- store_reg_to_var_int(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LALOAD: /* ..., arrayref, index ==> ..., value */
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
+ gen_nullptr_check(s1);
+ gen_bound_check;
+ }
+ M_SLL_IMM(s2, 3, REG_ITMP2);
+ M_IADD(s1, REG_ITMP2, REG_ITMP2);
+ M_LLD_INTERN(d, REG_ITMP2, OFFSET(java_longarray, data[0]));
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_FALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
+ }
M_SLL_IMM(s2, 2, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
M_LFSX(d, s1, REG_ITMP2);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_DALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_FTMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
+ }
M_SLL_IMM(s2, 3, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
M_LFDX(d, s1, REG_ITMP2);
- store_reg_to_var_flt(iptr->dst, d);
+ emit_store_dst(jd, iptr, d);
break;
- case ICMD_BALOAD: /* ..., arrayref, index ==> ..., value */
+ case ICMD_AALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- M_IADD_IMM(s2, OFFSET(java_chararray, data[0]), REG_ITMP2);
- M_LBZX(d, s1, REG_ITMP2);
- M_BSEXT(d, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
+ }
+ M_SLL_IMM(s2, 2, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_LWZX(d, s1, REG_ITMP2);
+ emit_store_dst(jd, iptr, d);
+ break;
- case ICMD_SALOAD: /* ..., arrayref, index ==> ..., value */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->op1 == 0) {
+ case ICMD_BASTORE: /* ..., arrayref, index, value ==> ... */
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
- M_LHAX(d, s1, REG_ITMP2);
- store_reg_to_var_int(iptr->dst, d);
+ }
+ s3 = emit_load_s3(jd, iptr, REG_ITMP3);
+ M_IADD_IMM(s2, OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_STBX(s3, s1, REG_ITMP2);
break;
- case ICMD_CALOAD: /* ..., arrayref, index ==> ..., value */
+ case ICMD_CASTORE: /* ..., arrayref, index, value ==> ... */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
+ }
+ s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 1, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
- M_LHZX(d, s1, REG_ITMP2);
- store_reg_to_var_int(iptr->dst, d);
+ M_STHX(s3, s1, REG_ITMP2);
break;
- case ICMD_LASTORE: /* ..., arrayref, index, value ==> ... */
+ case ICMD_SASTORE: /* ..., arrayref, index, value ==> ... */
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- var_to_reg_int0(s3, src, REG_ITMP3, 1, 0);
- M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
- M_STWX(s3, s1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, 4, REG_ITMP2);
- var_to_reg_int0(s3, src, REG_ITMP3, 0, 1);
- M_STWX(s3, s1, REG_ITMP2);
+ }
+ s3 = emit_load_s3(jd, iptr, REG_ITMP3);
+ M_SLL_IMM(s2, 1, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_STHX(s3, s1, REG_ITMP2);
break;
case ICMD_IASTORE: /* ..., arrayref, index, value ==> ... */
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- var_to_reg_int(s3, src, REG_ITMP3);
+ }
+ s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_intarray, data[0]), REG_ITMP2);
M_STWX(s3, s1, REG_ITMP2);
break;
+ case ICMD_LASTORE: /* ..., arrayref, index, value ==> ... */
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
+ gen_nullptr_check(s1);
+ gen_bound_check;
+ }
+ s3 = emit_load_s3_high(jd, iptr, REG_ITMP3);
+ M_SLL_IMM(s2, 3, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_longarray, data[0]), REG_ITMP2);
+ M_STWX(s3, s1, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, 4, REG_ITMP2);
+ s3 = emit_load_s3_low(jd, iptr, REG_ITMP3);
+ M_STWX(s3, s1, REG_ITMP2);
+ break;
+
case ICMD_FASTORE: /* ..., arrayref, index, value ==> ... */
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- var_to_reg_flt(s3, src, REG_FTMP3);
+ }
+ s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_SLL_IMM(s2, 2, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
M_STFSX(s3, s1, REG_ITMP2);
case ICMD_DASTORE: /* ..., arrayref, index, value ==> ... */
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- var_to_reg_flt(s3, src, REG_FTMP3);
+ }
+ s3 = emit_load_s3(jd, iptr, REG_FTMP3);
M_SLL_IMM(s2, 3, REG_ITMP2);
M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
M_STFDX(s3, s1, REG_ITMP2);
break;
- case ICMD_BASTORE: /* ..., arrayref, index, value ==> ... */
+ case ICMD_AASTORE: /* ..., arrayref, index, value ==> ... */
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_A0);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
gen_nullptr_check(s1);
gen_bound_check;
- }
- var_to_reg_int(s3, src, REG_ITMP3);
- M_IADD_IMM(s2, OFFSET(java_bytearray, data[0]), REG_ITMP2);
- M_STBX(s3, s1, REG_ITMP2);
- break;
+ }
+ s3 = emit_load_s3(jd, iptr, REG_A1);
- case ICMD_SASTORE: /* ..., arrayref, index, value ==> ... */
+ disp = dseg_add_functionptr(cd, BUILTIN_canstore);
+ M_ALD(REG_ITMP3, REG_PV, disp);
+ M_MTCTR(REG_ITMP3);
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
- gen_nullptr_check(s1);
- gen_bound_check;
- }
- var_to_reg_int(s3, src, REG_ITMP3);
- M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_shortarray, data[0]), REG_ITMP2);
- M_STHX(s3, s1, REG_ITMP2);
- break;
+ M_INTMOVE(s1, REG_A0);
+ M_INTMOVE(s3, REG_A1);
- case ICMD_CASTORE: /* ..., arrayref, index, value ==> ... */
+ M_JSR;
+ M_TST(REG_RESULT);
+ M_BEQ(0);
+ codegen_add_arraystoreexception_ref(cd);
- var_to_reg_int(s1, src->prev->prev, REG_ITMP1);
- var_to_reg_int(s2, src->prev, REG_ITMP2);
- if (iptr->op1 == 0) {
- gen_nullptr_check(s1);
- gen_bound_check;
- }
- var_to_reg_int(s3, src, REG_ITMP3);
- M_SLL_IMM(s2, 1, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_chararray, data[0]), REG_ITMP2);
- M_STHX(s3, s1, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ s3 = emit_load_s3(jd, iptr, REG_ITMP3);
+ M_SLL_IMM(s2, 2, REG_ITMP2);
+ M_IADD_IMM(REG_ITMP2, OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_STWX(s3, s1, REG_ITMP2);
break;
case ICMD_GETSTATIC: /* ... ==> ..., value */
- /* op1 = type, val.a = field address */
-
- /* if class isn't yet initialized, do it */
- if (!((fieldinfo *) iptr->val.a)->class->initialized) {
- /* call helper function which patches this code */
- a = dseg_addaddress(cd, ((fieldinfo *) iptr->val.a)->class);
- M_ALD(REG_ITMP1, REG_PV, a);
- a = dseg_addaddress(cd, asm_check_clinit);
- M_ALD(REG_PV, REG_PV, a);
- M_MTCTR(REG_PV);
- M_JSR;
-
- /* recompute pv */
- s1 = (s4) ((u1 *) mcodeptr - cd->mcodebase);
- M_MFLR(REG_ITMP1);
- if (s1 <= 32768) M_LDA(REG_PV, REG_ITMP1, -s1);
- else {
- s4 ml = -s1, mh = 0;
- while (ml < -32768) { ml += 65536; mh--; }
- M_LDA(REG_PV, REG_ITMP1, ml);
- M_LDAH(REG_PV, REG_PV, mh);
- }
- }
-
- a = dseg_addaddress(cd, &(((fieldinfo *) iptr->val.a)->value));
- M_ALD(REG_ITMP1, REG_PV, a);
- switch (iptr->op1) {
+
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ unresolved_field *uf = iptr->sx.s23.s3.uf;
+
+ fieldtype = uf->fieldref->parseddesc.fd->type;
+ disp = dseg_add_unique_address(cd, uf);
+
+ codegen_addpatchref(cd, PATCHER_get_putstatic, uf, disp);
+
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else {
+ fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
+
+ fieldtype = fi->type;
+ disp = dseg_add_address(cd, &(fi->value));
+
+ if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
+ codegen_addpatchref(cd, PATCHER_initialize_class,
+ fi->class, disp);
+
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ }
+
+ M_ALD(REG_ITMP1, REG_PV, disp);
+ switch (fieldtype) {
case TYPE_INT:
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_ILD(d, REG_ITMP1, 0);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_ILD_INTERN(d, REG_ITMP1, 0);
break;
case TYPE_LNG:
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_ILD(d, REG_ITMP1, 0);
- M_ILD(rd->secondregs[d], REG_ITMP1, 4);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_ILD_INTERN(GET_LOW_REG(d), REG_ITMP1, 4);/* keep this order */
+ M_ILD_INTERN(GET_HIGH_REG(d), REG_ITMP1, 0);/*keep this order */
break;
case TYPE_ADR:
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_ALD(d, REG_ITMP1, 0);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_ALD_INTERN(d, REG_ITMP1, 0);
break;
case TYPE_FLT:
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- M_FLD(d, REG_ITMP1, 0);
- store_reg_to_var_flt(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_FLD_INTERN(d, REG_ITMP1, 0);
break;
case TYPE_DBL:
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- M_DLD(d, REG_ITMP1, 0);
- store_reg_to_var_flt(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_DLD_INTERN(d, REG_ITMP1, 0);
break;
}
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_PUTSTATIC: /* ..., value ==> ... */
- /* op1 = type, val.a = field address */
-
- /* if class isn't yet initialized, do it */
- if (!((fieldinfo *) iptr->val.a)->class->initialized) {
- /* call helper function which patches this code */
- a = dseg_addaddress(cd, ((fieldinfo *) iptr->val.a)->class);
- M_ALD(REG_ITMP1, REG_PV, a);
- a = dseg_addaddress(cd, asm_check_clinit);
- M_ALD(REG_PV, REG_PV, a);
- M_MTCTR(REG_PV);
- M_JSR;
- /* recompute pv */
- s1 = (s4) ((u1 *) mcodeptr - cd->mcodebase);
- M_MFLR(REG_ITMP1);
- if (s1 <= 32768) M_LDA(REG_PV, REG_ITMP1, -s1);
- else {
- s4 ml = -s1, mh = 0;
- while (ml < -32768) { ml += 65536; mh--; }
- M_LDA(REG_PV, REG_ITMP1, ml);
- M_LDAH(REG_PV, REG_PV, mh);
- }
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ unresolved_field *uf = iptr->sx.s23.s3.uf;
+
+ fieldtype = uf->fieldref->parseddesc.fd->type;
+ disp = dseg_add_unique_address(cd, uf);
+
+ codegen_addpatchref(cd, PATCHER_get_putstatic, uf, disp);
+
+ if (opt_showdisassemble)
+ M_NOP;
}
+ else {
+ fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
+
+ fieldtype = fi->type;
+ disp = dseg_add_address(cd, &(fi->value));
+
+ if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
+ codegen_addpatchref(cd, PATCHER_initialize_class,
+ fi->class, disp);
+
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ }
- a = dseg_addaddress(cd, &(((fieldinfo *) iptr->val.a)->value));
- M_ALD(REG_ITMP1, REG_PV, a);
- switch (iptr->op1) {
+ M_ALD(REG_ITMP1, REG_PV, disp);
+ switch (fieldtype) {
case TYPE_INT:
- var_to_reg_int(s2, src, REG_ITMP2);
- M_IST(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP2);
+ M_IST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_LNG:
- var_to_reg_int(s2, src, REG_ITMP3);
- M_IST(s2, REG_ITMP1, 0);
- M_IST(rd->secondregs[s2], REG_ITMP1, 4);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP23_PACKED);
+ M_LST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_ADR:
- var_to_reg_int(s2, src, REG_ITMP2);
- M_AST(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP2);
+ M_AST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_FLT:
- var_to_reg_flt(s2, src, REG_FTMP2);
- M_FST(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP2);
+ M_FST_INTERN(s1, REG_ITMP1, 0);
break;
case TYPE_DBL:
- var_to_reg_flt(s2, src, REG_FTMP2);
- M_DST(s2, REG_ITMP1, 0);
+ s1 = emit_load_s1(jd, iptr, REG_FTMP2);
+ M_DST_INTERN(s1, REG_ITMP1, 0);
break;
}
break;
case ICMD_GETFIELD: /* ... ==> ..., value */
- /* op1 = type, val.i = field offset */
- a = ((fieldinfo *)(iptr->val.a))->offset;
- switch (iptr->op1) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ gen_nullptr_check(s1);
+
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ unresolved_field *uf = iptr->sx.s23.s3.uf;
+
+ fieldtype = uf->fieldref->parseddesc.fd->type;
+
+ codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
+
+ if (opt_showdisassemble)
+ M_NOP;
+
+ disp = 0;
+ }
+ else {
+ fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
+ fieldtype = fi->type;
+ disp = fi->offset;
+ }
+
+ switch (fieldtype) {
case TYPE_INT:
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- gen_nullptr_check(s1);
- M_ILD(d, s1, a);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_ILD(d, s1, disp);
break;
case TYPE_LNG:
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- gen_nullptr_check(s1);
- M_ILD(d, s1, a);
- M_ILD(rd->secondregs[d], s1, a+4);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ if (GET_HIGH_REG(d) == s1) {
+ M_ILD(GET_LOW_REG(d), s1, disp + 4);
+ M_ILD(GET_HIGH_REG(d), s1, disp);
+ }
+ else {
+ M_ILD(GET_HIGH_REG(d), s1, disp);
+ M_ILD(GET_LOW_REG(d), s1, disp + 4);
+ }
break;
case TYPE_ADR:
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- gen_nullptr_check(s1);
- M_ALD(d, s1, a);
- store_reg_to_var_int(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ M_ALD(d, s1, disp);
break;
case TYPE_FLT:
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- gen_nullptr_check(s1);
- M_FLD(d, s1, a);
- store_reg_to_var_flt(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_FLD(d, s1, disp);
break;
case TYPE_DBL:
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_FTMP1);
- gen_nullptr_check(s1);
- M_DLD(d, s1, a);
- store_reg_to_var_flt(iptr->dst, d);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_DLD(d, s1, disp);
break;
}
+ emit_store_dst(jd, iptr, d);
break;
case ICMD_PUTFIELD: /* ..., value ==> ... */
- /* op1 = type, val.i = field offset */
- a = ((fieldinfo *)(iptr->val.a))->offset;
- switch (iptr->op1) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ gen_nullptr_check(s1);
+
+ if (!IS_FLT_DBL_TYPE(fieldtype)) {
+ if (IS_2_WORD_TYPE(fieldtype))
+ s2 = emit_load_s2(jd, iptr, REG_ITMP23_PACKED);
+ else
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ }
+ else
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ unresolved_field *uf = iptr->sx.s23.s3.uf;
+
+ fieldtype = uf->fieldref->parseddesc.fd->type;
+
+ codegen_addpatchref(cd, PATCHER_get_putfield, uf, 0);
+
+ if (opt_showdisassemble)
+ M_NOP;
+
+ disp = 0;
+ }
+ else {
+ fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
+ fieldtype = fi->type;
+ disp = fi->offset;
+ }
+
+ switch (fieldtype) {
case TYPE_INT:
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- gen_nullptr_check(s1);
- M_IST(s2, s1, a);
+ M_IST(s2, s1, disp);
break;
case TYPE_LNG:
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP3);
- gen_nullptr_check(s1);
- M_IST(s2, s1, a);
- M_IST(rd->secondregs[s2], s1, a+4);
+ M_IST(GET_LOW_REG(s2), s1, disp + 4); /* keep this order */
+ M_IST(GET_HIGH_REG(s2), s1, disp); /* keep this order */
break;
case TYPE_ADR:
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
- gen_nullptr_check(s1);
- M_AST(s2, s1, a);
+ M_AST(s2, s1, disp);
break;
case TYPE_FLT:
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- gen_nullptr_check(s1);
- M_FST(s2, s1, a);
+ M_FST(s2, s1, disp);
break;
case TYPE_DBL:
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_flt(s2, src, REG_FTMP2);
- gen_nullptr_check(s1);
- M_DST(s2, s1, a);
+ M_DST(s2, s1, disp);
break;
}
break;
case ICMD_ATHROW: /* ..., objectref ==> ... (, objectref) */
- a = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- var_to_reg_int(s1, src, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_INTMOVE(s1, REG_ITMP1_XPTR);
- if (m->isleafmethod) M_MFLR(REG_ITMP3); /* save LR */
- M_BL(0); /* get current PC */
+#ifdef ENABLE_VERIFIER
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ unresolved_class *uc = iptr->sx.s23.s2.uc;
+
+ codegen_addpatchref(cd, PATCHER_resolve_class, uc, 0);
+
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+#endif /* ENABLE_VERIFIER */
+
+ disp = dseg_add_functionptr(cd, asm_handle_exception);
+ M_ALD(REG_ITMP2, REG_PV, disp);
+ M_MTCTR(REG_ITMP2);
+
+ if (jd->isleafmethod)
+ M_MFLR(REG_ITMP3); /* save LR */
+
+ M_BL(0); /* get current PC */
M_MFLR(REG_ITMP2_XPC);
- if (m->isleafmethod) M_MTLR(REG_ITMP3); /* restore LR */
- M_RTS; /* jump to CTR */
+ if (jd->isleafmethod)
+ M_MTLR(REG_ITMP3); /* restore LR */
+
+ M_RTS; /* jump to CTR */
ALIGNCODENOP;
break;
case ICMD_GOTO: /* ... ==> ... */
- /* op1 = target JavaVM pc */
M_BR(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
ALIGNCODENOP;
break;
case ICMD_JSR: /* ... ==> ... */
- /* op1 = target JavaVM pc */
- if (m->isleafmethod) M_MFLR(REG_ITMP2);
+ if (jd->isleafmethod)
+ M_MFLR(REG_ITMP2);
+
M_BL(0);
M_MFLR(REG_ITMP1);
- M_IADD_IMM(REG_ITMP1, m->isleafmethod ? 16 : 12, REG_ITMP1);
- if (m->isleafmethod) M_MTLR(REG_ITMP2);
+ M_IADD_IMM(REG_ITMP1, jd->isleafmethod ? 4*4 : 3*4, REG_ITMP1);
+
+ if (jd->isleafmethod)
+ M_MTLR(REG_ITMP2);
+
M_BR(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->sx.s23.s3.jsrtarget.block);
break;
case ICMD_RET: /* ... ==> ... */
- /* op1 = local variable */
+ /* s1.localindex = local variable */
- var = &(rd->locals[iptr->op1][TYPE_ADR]);
- if (var->flags & INMEMORY) {
- M_ALD(REG_ITMP1, REG_SP, 4 * var->regoff);
- M_MTCTR(REG_ITMP1);
- }
- else
- M_MTCTR(var->regoff);
- M_RTS;
+ M_BR(0);
+ codegen_addreference(cd, iptr->dst.block);
ALIGNCODENOP;
break;
case ICMD_IFNULL: /* ..., value ==> ... */
- /* op1 = target JavaVM pc */
- var_to_reg_int(s1, src, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_TST(s1);
M_BEQ(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IFNONNULL: /* ..., value ==> ... */
- /* op1 = target JavaVM pc */
- var_to_reg_int(s1, src, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_TST(s1);
M_BNE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IFLT:
case ICMD_IFGT:
case ICMD_IFGE:
case ICMD_IFEQ: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.i = constant */
- var_to_reg_int(s1, src, REG_ITMP1);
- if ((iptr->val.i >= -32768) && (iptr->val.i <= 32767)) {
- M_CMPI(s1, iptr->val.i);
- }
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ if ((iptr->sx.val.i >= -32768) && (iptr->sx.val.i <= 32767))
+ M_CMPI(s1, iptr->sx.val.i);
else {
- ICONST(REG_ITMP2, iptr->val.i);
+ ICONST(REG_ITMP2, iptr->sx.val.i);
M_CMP(s1, REG_ITMP2);
- }
- switch (iptr->opc)
- {
- case ICMD_IFLT:
- M_BLT(0);
- break;
- case ICMD_IFLE:
- M_BLE(0);
- break;
- case ICMD_IFNE:
- M_BNE(0);
- break;
- case ICMD_IFGT:
- M_BGT(0);
- break;
- case ICMD_IFGE:
- M_BGE(0);
- break;
- case ICMD_IFEQ:
- M_BEQ(0);
- break;
- }
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ }
+ switch (iptr->opc) {
+ case ICMD_IFLT:
+ M_BLT(0);
+ break;
+ case ICMD_IFLE:
+ M_BLE(0);
+ break;
+ case ICMD_IFNE:
+ M_BNE(0);
+ break;
+ case ICMD_IFGT:
+ M_BGT(0);
+ break;
+ case ICMD_IFGE:
+ M_BGE(0);
+ break;
+ case ICMD_IFEQ:
+ M_BEQ(0);
+ break;
+ }
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_LEQ: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.l = constant */
-
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
- if (iptr->val.l == 0) {
- M_OR(s1, s2, REG_ITMP3);
- M_CMPI(REG_ITMP3, 0);
- } else if ((iptr->val.l >= -32768) && (iptr->val.l <= 32767)) {
- M_CMPI(s2, (u4) (iptr->val.l >> 32));
- M_BNE(2);
- M_CMPI(s1, (u4) (iptr->val.l & 0xffffffff));
-
- } else {
- ICONST(REG_ITMP3, (u4) (iptr->val.l >> 32));
- M_CMP(s2, REG_ITMP3);
- M_BNE(3);
- ICONST(REG_ITMP3, (u4) (iptr->val.l & 0xffffffff));
- M_CMP(s1, REG_ITMP3)
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ if (iptr->sx.val.l == 0) {
+ M_OR_TST(s1, s2, REG_ITMP3);
+ }
+ else if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
+ M_XOR_IMM(s2, 0, REG_ITMP2);
+ M_XOR_IMM(s1, iptr->sx.val.l & 0xffff, REG_ITMP1);
+ M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
+ }
+ else {
+ ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
+ M_XOR(s1, REG_ITMP3, REG_ITMP1);
+ ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
+ M_XOR(s2, REG_ITMP3, REG_ITMP2);
+ M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
}
M_BEQ(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_LLT: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.l = constant */
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
-/* if (iptr->val.l == 0) { */
-/* M_OR(s1, s2, REG_ITMP3); */
-/* M_CMPI(REG_ITMP3, 0); */
-
-/* } else */
- if ((iptr->val.l >= -32768) && (iptr->val.l <= 32767)) {
- M_CMPI(s2, (u4) (iptr->val.l >> 32));
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ if (iptr->sx.val.l == 0) {
+ /* if high word is less than zero, the whole long is too */
+ M_CMPI(s2, 0);
+ }
+ else if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
+ M_CMPI(s2, 0);
M_BLT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BGT(2);
- M_CMPI(s1, (u4) (iptr->val.l & 0xffffffff));
-
- } else {
- ICONST(REG_ITMP3, (u4) (iptr->val.l >> 32));
+ M_CMPUI(s1, iptr->sx.val.l & 0xffff);
+ }
+ else {
+ ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
M_CMP(s2, REG_ITMP3);
M_BLT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BGT(3);
- ICONST(REG_ITMP3, (u4) (iptr->val.l & 0xffffffff));
- M_CMP(s1, REG_ITMP3)
+ ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
+ M_CMPU(s1, REG_ITMP3);
}
M_BLT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_LLE: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.l = constant */
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
-/* if (iptr->val.l == 0) { */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+/* if (iptr->sx.val.l == 0) { */
/* M_OR(s1, s2, REG_ITMP3); */
/* M_CMPI(REG_ITMP3, 0); */
/* } else */
- if ((iptr->val.l >= -32768) && (iptr->val.l <= 32767)) {
- M_CMPI(s2, (u4) (iptr->val.l >> 32));
+ if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
+ M_CMPI(s2, 0);
M_BLT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BGT(2);
- M_CMPI(s1, (u4) (iptr->val.l & 0xffffffff));
-
- } else {
- ICONST(REG_ITMP3, (u4) (iptr->val.l >> 32));
+ M_CMPUI(s1, iptr->sx.val.l & 0xffff);
+ }
+ else {
+ ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
M_CMP(s2, REG_ITMP3);
M_BLT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BGT(3);
- ICONST(REG_ITMP3, (u4) (iptr->val.l & 0xffffffff));
- M_CMP(s1, REG_ITMP3)
+ ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
+ M_CMPU(s1, REG_ITMP3);
}
M_BLE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_LNE: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.l = constant */
-
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
- if (iptr->val.l == 0) {
- M_OR(s1, s2, REG_ITMP3);
- M_CMPI(REG_ITMP3, 0);
- } else if ((iptr->val.l >= -32768) && (iptr->val.l <= 32767)) {
- M_CMPI(s2, (u4) (iptr->val.l >> 32));
- M_BEQ(2);
- M_CMPI(s1, (u4) (iptr->val.l & 0xffffffff));
-
- } else {
- ICONST(REG_ITMP3, (u4) (iptr->val.l >> 32));
- M_CMP(s2, REG_ITMP3);
- M_BEQ(3);
- ICONST(REG_ITMP3, (u4) (iptr->val.l & 0xffffffff));
- M_CMP(s1, REG_ITMP3)
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ if (iptr->sx.val.l == 0) {
+ M_OR_TST(s1, s2, REG_ITMP3);
+ }
+ else if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
+ M_XOR_IMM(s2, 0, REG_ITMP2);
+ M_XOR_IMM(s1, iptr->sx.val.l & 0xffff, REG_ITMP1);
+ M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
+ }
+ else {
+ ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
+ M_XOR(s1, REG_ITMP3, REG_ITMP1);
+ ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
+ M_XOR(s2, REG_ITMP3, REG_ITMP2);
+ M_OR_TST(REG_ITMP1, REG_ITMP2, REG_ITMP3);
}
M_BNE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_LGT: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.l = constant */
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
-/* if (iptr->val.l == 0) { */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+/* if (iptr->sx.val.l == 0) { */
/* M_OR(s1, s2, REG_ITMP3); */
/* M_CMPI(REG_ITMP3, 0); */
/* } else */
- if ((iptr->val.l >= -32768) && (iptr->val.l <= 32767)) {
- M_CMPI(s2, (u4) (iptr->val.l >> 32));
+ if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
+ M_CMPI(s2, 0);
M_BGT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BLT(2);
- M_CMPI(s1, (u4) (iptr->val.l & 0xffffffff));
-
- } else {
- ICONST(REG_ITMP3, (u4) (iptr->val.l >> 32));
+ M_CMPUI(s1, iptr->sx.val.l & 0xffff);
+ }
+ else {
+ ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
M_CMP(s2, REG_ITMP3);
M_BGT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BLT(3);
- ICONST(REG_ITMP3, (u4) (iptr->val.l & 0xffffffff));
- M_CMP(s1, REG_ITMP3)
+ ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
+ M_CMPU(s1, REG_ITMP3);
}
M_BGT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_LGE: /* ..., value ==> ... */
- /* op1 = target JavaVM pc, val.l = constant */
- var_to_reg_int0(s1, src, REG_ITMP1, 0, 1);
- var_to_reg_int0(s2, src, REG_ITMP2, 1, 0);
-/* if (iptr->val.l == 0) { */
-/* M_OR(s1, s2, REG_ITMP3); */
-/* M_CMPI(REG_ITMP3, 0); */
-/* } else */
- if ((iptr->val.l >= -32768) && (iptr->val.l <= 32767)) {
- M_CMPI(s2, (u4) (iptr->val.l >> 32));
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ if (iptr->sx.val.l == 0) {
+ /* if high word is greater equal zero, the whole long is too */
+ M_CMPI(s2, 0);
+ }
+ else if ((iptr->sx.val.l >= 0) && (iptr->sx.val.l <= 0xffff)) {
+ M_CMPI(s2, 0);
M_BGT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BLT(2);
- M_CMPI(s1, (u4) (iptr->val.l & 0xffffffff));
-
- } else {
- ICONST(REG_ITMP3, (u4) (iptr->val.l >> 32));
+ M_CMPUI(s1, iptr->sx.val.l & 0xffff);
+ }
+ else {
+ ICONST(REG_ITMP3, iptr->sx.val.l >> 32);
M_CMP(s2, REG_ITMP3);
M_BGT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
M_BLT(3);
- ICONST(REG_ITMP3, (u4) (iptr->val.l & 0xffffffff));
- M_CMP(s1, REG_ITMP3)
+ ICONST(REG_ITMP3, iptr->sx.val.l & 0xffffffff);
+ M_CMPU(s1, REG_ITMP3);
}
M_BGE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
- /* CUT: alle _L */
case ICMD_IF_ICMPEQ: /* ..., value, value ==> ... */
- case ICMD_IF_LCMPEQ: /* op1 = target JavaVM pc */
- case ICMD_IF_ACMPEQ:
+ case ICMD_IF_ACMPEQ: /* op1 = target JavaVM pc */
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BEQ(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_LCMPEQ: /* ..., value, value ==> ... */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ /* load low-bits before the branch, so we know the distance */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ M_BNE(2);
M_CMP(s1, s2);
M_BEQ(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_ICMPNE: /* ..., value, value ==> ... */
- case ICMD_IF_LCMPNE: /* op1 = target JavaVM pc */
- case ICMD_IF_ACMPNE:
+ case ICMD_IF_ACMPNE: /* op1 = target JavaVM pc */
+
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BNE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_LCMPNE: /* ..., value, value ==> ... */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BNE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
M_CMP(s1, s2);
M_BNE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_ICMPLT: /* ..., value, value ==> ... */
- case ICMD_IF_LCMPLT: /* op1 = target JavaVM pc */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BLT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_LCMPLT: /* ..., value, value ==> ... */
+
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
M_CMP(s1, s2);
M_BLT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
+ /* load low-bits before the branch, so we know the distance */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ M_BGT(2);
+ M_CMPU(s1, s2);
+ M_BLT(0);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_ICMPGT: /* ..., value, value ==> ... */
- case ICMD_IF_LCMPGT: /* op1 = target JavaVM pc */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BGT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_LCMPGT: /* ..., value, value ==> ... */
+
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
M_CMP(s1, s2);
M_BGT(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
+ /* load low-bits before the branch, so we know the distance */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ M_BLT(2);
+ M_CMPU(s1, s2);
+ M_BGT(0);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_ICMPLE: /* ..., value, value ==> ... */
- case ICMD_IF_LCMPLE: /* op1 = target JavaVM pc */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_CMP(s1, s2);
M_BLE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_LCMPLE: /* ..., value, value ==> ... */
+
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BLT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ /* load low-bits before the branch, so we know the distance */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ M_BGT(2);
+ M_CMPU(s1, s2);
+ M_BLE(0);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IF_ICMPGE: /* ..., value, value ==> ... */
- case ICMD_IF_LCMPGE: /* op1 = target JavaVM pc */
- var_to_reg_int(s1, src->prev, REG_ITMP1);
- var_to_reg_int(s2, src, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ M_CMP(s1, s2);
+ M_BGE(0);
+ codegen_addreference(cd, iptr->dst.block);
+ break;
+
+ case ICMD_IF_LCMPGE: /* ..., value, value ==> ... */
+
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
M_CMP(s1, s2);
+ M_BGT(0);
+ codegen_addreference(cd, iptr->dst.block);
+ /* load low-bits before the branch, so we know the distance */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP2);
+ M_BLT(2);
+ M_CMPU(s1, s2);
M_BGE(0);
- codegen_addreference(cd, BlockPtrOfPC(iptr->op1), mcodeptr);
+ codegen_addreference(cd, iptr->dst.block);
break;
case ICMD_IRETURN: /* ..., retvalue ==> ... */
- case ICMD_LRETURN:
- case ICMD_ARETURN:
- var_to_reg_int(s1, src, REG_RESULT);
- M_TINTMOVE(src->type, s1, REG_RESULT);
- goto nowperformreturn;
+
+ s1 = emit_load_s1(jd, iptr, REG_RESULT);
+ M_INTMOVE(s1, REG_RESULT);
+ goto nowperformreturn;
+
+ case ICMD_ARETURN: /* ..., retvalue ==> ... */
+
+ s1 = emit_load_s1(jd, iptr, REG_RESULT);
+ M_INTMOVE(s1, REG_RESULT);
+
+#ifdef ENABLE_VERIFIER
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ unresolved_class *uc = iptr->sx.s23.s2.uc;
+
+ codegen_addpatchref(cd, PATCHER_resolve_class, uc, 0);
+
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+#endif /* ENABLE_VERIFIER */
+ goto nowperformreturn;
+
+ case ICMD_LRETURN: /* ..., retvalue ==> ... */
+
+ s1 = emit_load_s1(jd, iptr, REG_RESULT_PACKED);
+ M_LNGMOVE(s1, REG_RESULT_PACKED);
+ goto nowperformreturn;
case ICMD_FRETURN: /* ..., retvalue ==> ... */
case ICMD_DRETURN:
- var_to_reg_flt(s1, src, REG_FRESULT);
- M_FLTMOVE(s1, REG_FRESULT);
- goto nowperformreturn;
-
- case ICMD_RETURN: /* ... ==> ... */
+ s1 = emit_load_s1(jd, iptr, REG_FRESULT);
+ M_FLTMOVE(s1, REG_FRESULT);
+ goto nowperformreturn;
+ case ICMD_RETURN: /* ... ==> ... */
nowperformreturn:
{
s4 i, p;
- p = parentargs_base;
- /* call trace function */
-
- if (runverbose) {
- M_MFLR(REG_ITMP3);
- M_LDA(REG_SP, REG_SP, -10 * 8);
- M_DST(REG_FRESULT, REG_SP, 48+0);
- M_IST(REG_RESULT, REG_SP, 48+8);
- M_AST(REG_ITMP3, REG_SP, 48+12);
- M_IST(REG_RESULT2, REG_SP, 48+16);
- a = dseg_addaddress(cd, m);
+ p = cd->stackframesize;
- /* keep this order */
- switch (iptr->opc) {
- case ICMD_IRETURN:
- case ICMD_ARETURN:
- M_MOV(REG_RESULT, rd->argintregs[2]);
- M_CLR(rd->argintregs[1]);
- break;
+ /* call trace function */
- case ICMD_LRETURN:
- M_MOV(REG_RESULT2, rd->argintregs[2]);
- M_MOV(REG_RESULT, rd->argintregs[1]);
- break;
- }
- M_ALD(rd->argintregs[0], REG_PV, a);
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ emit_verbosecall_exit(jd);
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[0]);
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[1]);
- a = dseg_addaddress(cd, (void *) builtin_displaymethodstop);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- M_JSR;
- M_DLD(REG_FRESULT, REG_SP, 48+0);
- M_ILD(REG_RESULT, REG_SP, 48+8);
- M_ALD(REG_ITMP3, REG_SP, 48+12);
- M_ILD(REG_RESULT2, REG_SP, 48+16);
- M_LDA(REG_SP, REG_SP, 10 * 8);
- M_MTLR(REG_ITMP3);
- }
-
-#if defined(USE_THREADS)
+#if defined(ENABLE_THREADS)
if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ disp = dseg_add_functionptr(cd, LOCK_monitor_exit);
+ M_ALD(REG_ITMP3, REG_PV, disp);
+ M_MTCTR(REG_ITMP3);
+
/* we need to save the proper return value */
+
switch (iptr->opc) {
+ case ICMD_LRETURN:
+ M_IST(REG_RESULT2, REG_SP, rd->memuse * 4 + 8);
+ /* fall through */
case ICMD_IRETURN:
case ICMD_ARETURN:
- M_IST(REG_RESULT , REG_SP, rd->maxmemuse * 4 + 4);
- case ICMD_LRETURN:
- M_IST(REG_RESULT2, REG_SP, rd->maxmemuse * 4 + 8);
+ M_IST(REG_RESULT , REG_SP, rd->memuse * 4 + 4);
break;
case ICMD_FRETURN:
- M_FST(REG_FRESULT, REG_SP, rd->maxmemuse * 4 + 4);
+ M_FST(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
break;
case ICMD_DRETURN:
- M_DST(REG_FRESULT, REG_SP, rd->maxmemuse * 4 + 4);
+ M_DST(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
break;
}
- a = dseg_addaddress(cd, (void *) (builtin_monitorexit));
- M_ALD(REG_ITMP3, REG_PV, a);
- M_MTCTR(REG_ITMP3);
- M_ALD(rd->argintregs[0], REG_SP, rd->maxmemuse * 4);
+ M_ALD(REG_A0, REG_SP, rd->memuse * 4);
M_JSR;
/* and now restore the proper return value */
+
switch (iptr->opc) {
+ case ICMD_LRETURN:
+ M_ILD(REG_RESULT2, REG_SP, rd->memuse * 4 + 8);
+ /* fall through */
case ICMD_IRETURN:
case ICMD_ARETURN:
- M_ILD(REG_RESULT , REG_SP, rd->maxmemuse * 4 + 4);
- case ICMD_LRETURN:
- M_ILD(REG_RESULT2, REG_SP, rd->maxmemuse * 4 + 8);
+ M_ILD(REG_RESULT , REG_SP, rd->memuse * 4 + 4);
break;
case ICMD_FRETURN:
- M_FLD(REG_FRESULT, REG_SP, rd->maxmemuse * 4 + 4);
+ M_FLD(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
break;
case ICMD_DRETURN:
- M_DLD(REG_FRESULT, REG_SP, rd->maxmemuse * 4 + 4);
+ M_DLD(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
break;
}
}
/* restore return address */
- if (!m->isleafmethod) {
- M_ALD(REG_ITMP3, REG_SP, 4 * p + 8);
- M_MTLR(REG_ITMP3);
+ if (!jd->isleafmethod) {
+ /* ATTENTION: Don't use REG_ZERO (r0) here, as M_ALD
+ may have a displacement overflow. */
+
+ M_ALD(REG_ITMP1, REG_SP, p * 4 + LA_LR_OFFSET);
+ M_MTLR(REG_ITMP1);
}
/* restore saved registers */
- for (i = rd->savintregcnt - 1; i >= rd->maxsavintreguse; i--) {
- p--; M_ILD(rd->savintregs[i], REG_SP, 4 * p);
+ for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
+ p--; M_ILD(rd->savintregs[i], REG_SP, p * 4);
}
- for (i = rd->savfltregcnt - 1; i >= rd->maxsavfltreguse; i--) {
- p -= 2; M_DLD(rd->savfltregs[i], REG_SP, 4 * p);
+ for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
+ p -= 2; M_DLD(rd->savfltregs[i], REG_SP, p * 4);
}
/* deallocate stack */
- if (parentargs_base) {
- M_LDA(REG_SP, REG_SP, parentargs_base*4);
- }
-
-
+ if (cd->stackframesize)
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 4);
M_RET;
ALIGNCODENOP;
case ICMD_TABLESWITCH: /* ..., index ==> ... */
{
- s4 i, l, *s4ptr;
- void **tptr;
+ s4 i, l;
+ branch_target_t *table;
- tptr = (void **) iptr->target;
+ table = iptr->dst.table;
- s4ptr = iptr->val.a;
- l = s4ptr[1]; /* low */
- i = s4ptr[2]; /* high */
+ l = iptr->sx.s23.s2.tablelow;
+ i = iptr->sx.s23.s3.tablehigh;
- var_to_reg_int(s1, src, REG_ITMP1);
- if (l == 0) {
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ if (l == 0)
M_INTMOVE(s1, REG_ITMP1);
- } else if (l <= 32768) {
+ else if (l <= 32768)
M_LDA(REG_ITMP1, s1, -l);
- } else {
+ else {
ICONST(REG_ITMP2, l);
M_ISUB(s1, REG_ITMP2, REG_ITMP1);
}
+
i = i - l + 1;
/* range check */
M_CMPUI(REG_ITMP1, i - 1);
M_BGT(0);
-
- /* codegen_addreference(cd, BlockPtrOfPC(s4ptr[0]), mcodeptr); */
- codegen_addreference(cd, (basicblock *) tptr[0], mcodeptr);
+ codegen_addreference(cd, table[0].block);
/* build jump table top down and use address of lowest entry */
- /* s4ptr += 3 + i; */
- tptr += i;
+ table += i;
while (--i >= 0) {
- /* dseg_addtarget(cd, BlockPtrOfPC(*--s4ptr)); */
- dseg_addtarget(cd, (basicblock *) tptr[0]);
- --tptr;
- }
+ dseg_add_target(cd, table->block);
+ --table;
}
- /* length of dataseg after last dseg_addtarget is used by load */
+ /* length of dataseg after last dseg_add_target is used by load */
M_SLL_IMM(REG_ITMP1, 2, REG_ITMP1);
M_IADD(REG_ITMP1, REG_PV, REG_ITMP2);
M_MTCTR(REG_ITMP2);
M_RTS;
ALIGNCODENOP;
+ }
break;
case ICMD_LOOKUPSWITCH: /* ..., key ==> ... */
{
- s4 i, l, val, *s4ptr;
- void **tptr;
+ s4 i;
+ lookup_target_t *lookup;
- tptr = (void **) iptr->target;
+ lookup = iptr->dst.lookup;
- s4ptr = iptr->val.a;
- l = s4ptr[0]; /* default */
- i = s4ptr[1]; /* count */
+ i = iptr->sx.s23.s2.lookupcount;
MCODECHECK((i<<2)+8);
- var_to_reg_int(s1, src, REG_ITMP1);
- while (--i >= 0) {
- s4ptr += 2;
- ++tptr;
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- val = s4ptr[0];
- if ((val >= -32768) && (val <= 32767)) {
- M_CMPI(s1, val);
- }
+ while (--i >= 0) {
+ if ((lookup->value >= -32768) && (lookup->value <= 32767)) {
+ M_CMPI(s1, lookup->value);
+ }
else {
- a = dseg_adds4(cd, val);
- M_ILD(REG_ITMP2, REG_PV, a);
+ disp = dseg_add_s4(cd, lookup->value);
+ M_ILD(REG_ITMP2, REG_PV, disp);
M_CMP(s1, REG_ITMP2);
- }
- M_BEQ(0);
- /* codegen_addreference(cd, BlockPtrOfPC(s4ptr[1]), mcodeptr); */
- codegen_addreference(cd, (basicblock *) tptr[0], mcodeptr);
}
+ M_BEQ(0);
+ codegen_addreference(cd, lookup->target.block);
+ lookup++;
+ }
M_BR(0);
- /* codegen_addreference(cd, BlockPtrOfPC(l), mcodeptr); */
-
- tptr = (void **) iptr->target;
- codegen_addreference(cd, (basicblock *) tptr[0], mcodeptr);
+ codegen_addreference(cd, iptr->sx.s23.s3.lookupdefault.block);
ALIGNCODENOP;
break;
}
- case ICMD_BUILTIN3: /* ..., arg1, arg2, arg3 ==> ... */
- /* op1 = return type, val.a = function pointer*/
- s3 = 3;
- goto gen_method;
-
- case ICMD_BUILTIN2: /* ..., arg1, arg2 ==> ... */
- /* op1 = return type, val.a = function pointer*/
- s3 = 2;
- goto gen_method;
+ case ICMD_BUILTIN: /* ..., [arg1, [arg2 ...]] ==> ... */
- case ICMD_BUILTIN1: /* ..., arg1 ==> ... */
- /* op1 = return type, val.a = function pointer*/
- s3 = 1;
+ bte = iptr->sx.s23.s3.bte;
+ md = bte->md;
goto gen_method;
case ICMD_INVOKESTATIC: /* ..., [arg1, [arg2 ...]] ==> ... */
- /* op1 = arg count, val.a = method pointer */
case ICMD_INVOKESPECIAL:/* ..., objectref, [arg1, [arg2 ...]] ==> ... */
- /* op1 = arg count, val.a = method pointer */
+ case ICMD_INVOKEVIRTUAL:/* op1 = arg count, val.a = method pointer */
+ case ICMD_INVOKEINTERFACE:
- case ICMD_INVOKEVIRTUAL:/* ..., objectref, [arg1, [arg2 ...]] ==> ... */
- /* op1 = arg count, val.a = method pointer */
-
- case ICMD_INVOKEINTERFACE:/*.., objectref, [arg1, [arg2 ...]] ==> ... */
- /* op1 = arg count, val.a = method pointer */
-
- s3 = iptr->op1;
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ lm = NULL;
+ um = iptr->sx.s23.s3.um;
+ md = um->methodref->parseddesc.md;
+ }
+ else {
+ lm = iptr->sx.s23.s3.fmiref->p.method;
+ um = NULL;
+ md = lm->parseddesc;
+ }
-gen_method: {
- methodinfo *lm;
- classinfo *ci;
+gen_method:
+ s3 = md->paramcount;
MCODECHECK((s3 << 1) + 64);
- {
- /* copy arguments to registers or stack location */
-
- stackptr srcsave = src;
- int s3save = s3;
- int fltcnt = 0;
- int argsize = 0;
- for (; --s3 >= 0; src = src->prev) {
- argsize += IS_2_WORD_TYPE(src->type) ? 2 : 1;
- if (IS_FLT_DBL_TYPE(src->type))
- ++fltcnt;
- }
+ /* copy arguments to registers or stack location */
+
+ for (s3 = s3 - 1; s3 >= 0; s3--) {
+ var = VAR(iptr->sx.s23.s2.args[s3]);
- for (s3 = s3save, src = srcsave; --s3 >= 0; src = src->prev) {
- argsize -= IS_2_WORD_TYPE(src->type) ? 2 : 1;
- if (IS_FLT_DBL_TYPE(src->type))
- --fltcnt;
- if (src->varkind == ARGVAR)
+ /* Already Preallocated? */
+ if (var->flags & PREALLOC)
continue;
- if (IS_INT_LNG_TYPE(src->type)) {
- if (argsize < INT_ARG_CNT) {
- s1 = rd->argintregs[argsize];
- var_to_reg_int(d, src, s1);
- if (argsize < INT_ARG_CNT-1) {
- M_TINTMOVE(src->type, d, s1);
-
- } else {
+
+ if (IS_INT_LNG_TYPE(var->type)) {
+ if (!md->params[s3].inmemory) {
+ if (IS_2_WORD_TYPE(var->type)) {
+ s1 = PACK_REGS(
+ rd->argintregs[GET_LOW_REG(md->params[s3].regoff)],
+ rd->argintregs[GET_HIGH_REG(md->params[s3].regoff)]);
+ d = emit_load(jd, iptr, var, s1);
+ M_LNGMOVE(d, s1);
+ }
+ else {
+ s1 = rd->argintregs[md->params[s3].regoff];
+ d = emit_load(jd, iptr, var, s1);
M_INTMOVE(d, s1);
- if (IS_2_WORD_TYPE(src->type))
- M_IST(rd->secondregs[d], REG_SP, 4 * (argsize + 6) + 4);
}
-
- } else {
- var_to_reg_int(d, src, REG_ITMP1);
- M_IST(d, REG_SP, 4 * (argsize + 6));
- if (IS_2_WORD_TYPE(src->type))
- M_IST(rd->secondregs[d], REG_SP, 4 * (argsize + 6) + 4);
}
-
- } else {
- if (fltcnt < FLT_ARG_CNT) {
- s1 = rd->argfltregs[fltcnt];
- var_to_reg_flt(d, src, s1);
- M_FLTMOVE(d, s1);
-
- } else {
- var_to_reg_flt(d, src, REG_FTMP1);
- if (IS_2_WORD_TYPE(src->type))
- M_DST(d, REG_SP, 4 * (argsize + 6));
- else
- M_FST(d, REG_SP, 4 * (argsize + 6));
+ else {
+ if (IS_2_WORD_TYPE(var->type)) {
+ d = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
+ M_LST(d, REG_SP, md->params[s3].regoff * 4);
+ }
+ else {
+ d = emit_load(jd, iptr, var, REG_ITMP1);
+ M_IST(d, REG_SP, md->params[s3].regoff * 4);
+ }
+ }
+ }
+ else {
+ if (!md->params[s3].inmemory) {
+ s1 = rd->argfltregs[md->params[s3].regoff];
+ d = emit_load(jd, iptr, var, s1);
+ M_FLTMOVE(d, s1);
+ }
+ else {
+ d = emit_load(jd, iptr, var, REG_FTMP1);
+ if (IS_2_WORD_TYPE(var->type))
+ M_DST(d, REG_SP, md->params[s3].regoff * 4);
+ else
+ M_FST(d, REG_SP, md->params[s3].regoff * 4);
}
}
- } /* end of for */
}
- lm = iptr->val.a;
switch (iptr->opc) {
- case ICMD_BUILTIN3:
- case ICMD_BUILTIN2:
- case ICMD_BUILTIN1:
- a = dseg_addaddress(cd, (void *) lm);
+ case ICMD_BUILTIN:
+ disp = dseg_add_functionptr(cd, bte->fp);
- M_ALD(REG_PV, REG_PV, a); /* Pointer to built-in-function */
- d = iptr->op1;
- goto makeactualcall;
+ M_ALD(REG_PV, REG_PV, disp); /* pointer to built-in-function */
+ break;
+
+ case ICMD_INVOKESPECIAL:
+ gen_nullptr_check(REG_A0);
+ M_ILD(REG_ITMP1, REG_A0, 0); /* hardware nullptr */
+ /* fall through */
- case ICMD_INVOKESTATIC:
- case ICMD_INVOKESPECIAL:
- a = dseg_addaddress(cd, lm->stubroutine);
+ case ICMD_INVOKESTATIC:
+ if (lm == NULL) {
+ disp = dseg_add_unique_address(cd, um);
- M_ALD(REG_PV, REG_PV, a); /* method pointer in r27 */
+ codegen_addpatchref(cd, PATCHER_invokestatic_special,
+ um, disp);
- d = lm->returntype;
- goto makeactualcall;
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else
+ disp = dseg_add_address(cd, lm->stubroutine);
- case ICMD_INVOKEVIRTUAL:
+ M_ALD(REG_PV, REG_PV, disp);
+ break;
- gen_nullptr_check(rd->argintregs[0]);
- M_ALD(REG_METHODPTR, rd->argintregs[0],
- OFFSET(java_objectheader, vftbl));
- M_ALD(REG_PV, REG_METHODPTR, OFFSET(vftbl_t, table[0]) +
- sizeof(methodptr) * lm->vftblindex);
+ case ICMD_INVOKEVIRTUAL:
+ gen_nullptr_check(REG_A0);
- d = lm->returntype;
- goto makeactualcall;
+ if (lm == NULL) {
+ codegen_addpatchref(cd, PATCHER_invokevirtual, um, 0);
- case ICMD_INVOKEINTERFACE:
- ci = lm->class;
-
- gen_nullptr_check(rd->argintregs[0]);
- M_ALD(REG_METHODPTR, rd->argintregs[0],
- OFFSET(java_objectheader, vftbl));
- M_ALD(REG_METHODPTR, REG_METHODPTR,
- OFFSET(vftbl_t, interfacetable[0]) -
- sizeof(methodptr*) * ci->index);
- M_ALD(REG_PV, REG_METHODPTR,
- sizeof(methodptr) * (lm - ci->methods));
-
- d = lm->returntype;
- goto makeactualcall;
-
- default:
- d = 0;
- error ("Unkown ICMD-Command: %d", iptr->opc);
+ if (opt_showdisassemble)
+ M_NOP;
+
+ s1 = 0;
+ }
+ else {
+ s1 = OFFSET(vftbl_t, table[0]) +
+ sizeof(methodptr) * lm->vftblindex;
}
-makeactualcall:
- M_MTCTR(REG_PV);
- M_JSR;
+ M_ALD(REG_METHODPTR, REG_A0,
+ OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_PV, REG_METHODPTR, s1);
+ break;
- /* recompute pv */
+ case ICMD_INVOKEINTERFACE:
+ gen_nullptr_check(REG_A0);
- s1 = (s4) ((u1 *) mcodeptr - cd->mcodebase);
- M_MFLR(REG_ITMP1);
- if (s1 <= 32768) M_LDA(REG_PV, REG_ITMP1, -s1);
- else {
- s4 ml = -s1, mh = 0;
- while (ml < -32768) { ml += 65536; mh--; }
- M_LDA(REG_PV, REG_ITMP1, ml);
- M_LDAH(REG_PV, REG_PV, mh);
- }
+ if (lm == NULL) {
+ codegen_addpatchref(cd, PATCHER_invokeinterface, um, 0);
- /* d contains return type */
+ if (opt_showdisassemble)
+ M_NOP;
- if (d != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(iptr->dst->type)) {
- s1 = reg_of_var(rd, iptr->dst, REG_RESULT);
- M_TINTMOVE(iptr->dst->type, REG_RESULT, s1);
- store_reg_to_var_int(iptr->dst, s1);
+ s1 = 0;
+ s2 = 0;
+ }
+ else {
+ s1 = OFFSET(vftbl_t, interfacetable[0]) -
+ sizeof(methodptr*) * lm->class->index;
- } else {
- s1 = reg_of_var(rd, iptr->dst, REG_FRESULT);
- M_FLTMOVE(REG_FRESULT, s1);
- store_reg_to_var_flt(iptr->dst, s1);
+ s2 = sizeof(methodptr) * (lm - lm->class->methods);
}
+
+ M_ALD(REG_METHODPTR, REG_A0,
+ OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_METHODPTR, REG_METHODPTR, s1);
+ M_ALD(REG_PV, REG_METHODPTR, s2);
+ break;
}
- }
- break;
+ /* generate the actual call */
- case ICMD_INSTANCEOF: /* ..., objectref ==> ..., intresult */
+ M_MTCTR(REG_PV);
+ M_JSR;
+ disp = (s4) (cd->mcodeptr - cd->mcodebase);
+ M_MFLR(REG_ITMP1);
+ M_LDA(REG_PV, REG_ITMP1, -disp);
+
+ /* actually only used for ICMD_BUILTIN */
- /* op1: 0 == array, 1 == class */
- /* val.a: (classinfo*) superclass */
+ if (INSTRUCTION_MUST_CHECK(iptr)) {
+ M_CMPI(REG_RESULT, 0);
+ M_BEQ(0);
+ codegen_add_fillinstacktrace_ref(cd);
+ }
-/* superclass is an interface:
- *
- * return (sub != NULL) &&
- * (sub->vftbl->interfacetablelength > super->index) &&
- * (sub->vftbl->interfacetable[-super->index] != NULL);
- *
- * superclass is a class:
- *
- * return ((sub != NULL) && (0
- * <= (sub->vftbl->baseval - super->vftbl->baseval) <=
- * super->vftbl->diffvall));
- */
+ /* store return value */
- {
- classinfo *super = (classinfo*) iptr->val.a;
-
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritrestart(cd, (u1*) mcodeptr - cd->mcodebase);
-#endif
- var_to_reg_int(s1, src, REG_ITMP1);
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- if (s1 == d) {
- M_MOV(s1, REG_ITMP1);
- s1 = REG_ITMP1;
- }
- M_CLR(d);
- if (iptr->op1) { /* class/interface */
- M_TST(s1);
- if (super->flags & ACC_INTERFACE) { /* interface */
- M_BEQ(9);
- M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
- M_ILD(REG_ITMP2, REG_ITMP1, OFFSET(vftbl_t, interfacetablelength));
- M_LDATST(REG_ITMP2, REG_ITMP2, - super->index);
- M_BLE(5);
- M_ALD(REG_ITMP1, REG_ITMP1,
- OFFSET(vftbl_t, interfacetable[0]) -
- super->index * sizeof(methodptr*));
- M_TST(REG_ITMP1);
- M_CLR(d);
- M_BEQ(1);
- M_IADD_IMM(REG_ZERO, 1, d);
+ d = md->returntype.type;
+
+ if (d != TYPE_VOID) {
+ if (IS_INT_LNG_TYPE(d)) {
+ if (IS_2_WORD_TYPE(d)) {
+ s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT_PACKED);
+ M_LNGMOVE(REG_RESULT_PACKED, s1);
}
- else { /* class */
- M_BEQ(10);
- M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
- a = dseg_addaddress(cd, (void*) super->vftbl);
- M_ALD(REG_ITMP2, REG_PV, a);
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritstart(cd, (u1*) mcodeptr - cd->mcodebase);
-#endif
- M_ILD(REG_ITMP1, REG_ITMP1, OFFSET(vftbl_t, baseval));
- M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
- M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritstop(cd, (u1*) mcodeptr - cd->mcodebase);
-#endif
- M_ISUB(REG_ITMP1, REG_ITMP3, REG_ITMP1);
- M_CMPU(REG_ITMP1, REG_ITMP2);
- M_CLR(d);
- M_BGT(1);
- M_IADD_IMM(REG_ZERO, 1, d);
+ else {
+ s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT);
+ M_INTMOVE(REG_RESULT, s1);
}
}
+ else {
+ s1 = codegen_reg_of_dst(jd, iptr, REG_FRESULT);
+ M_FLTMOVE(REG_FRESULT, s1);
+ }
+ emit_store_dst(jd, iptr, s1);
}
- store_reg_to_var_int(iptr->dst, d);
break;
- case ICMD_CHECKCAST: /* ..., objectref ==> ..., objectref */
- /* op1: 0 == array, 1 == class */
+ case ICMD_CHECKCAST: /* ..., objectref ==> ..., objectref */
/* val.a: (classinfo*) superclass */
-/* superclass is an interface:
- *
- * OK if ((sub == NULL) ||
- * (sub->vftbl->interfacetablelength > super->index) &&
- * (sub->vftbl->interfacetable[-super->index] != NULL));
- *
- * superclass is a class:
- *
- * OK if ((sub == NULL) || (0
- * <= (sub->vftbl->baseval - super->vftbl->baseval) <=
- * super->vftbl->diffvall));
- */
-
- {
- classinfo *super = (classinfo*) iptr->val.a;
+ /* superclass is an interface:
+ *
+ * OK if ((sub == NULL) ||
+ * (sub->vftbl->interfacetablelength > super->index) &&
+ * (sub->vftbl->interfacetable[-super->index] != NULL));
+ *
+ * superclass is a class:
+ *
+ * OK if ((sub == NULL) || (0
+ * <= (sub->vftbl->baseval - super->vftbl->baseval) <=
+ * super->vftbl->diffvall));
+ */
+
+ if (!(iptr->flags.bits & INS_FLAG_ARRAY)) {
+ /* object type cast-check */
+
+ classinfo *super;
+ s4 superindex;
+
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ super = NULL;
+ superindex = 0;
+ }
+ else {
+ super = iptr->sx.s23.s3.c.cls;
+ superindex = super->index;
+ }
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritrestart(cd, (u1*) mcodeptr - cd->mcodebase);
+#if defined(ENABLE_THREADS)
+ codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
#endif
- var_to_reg_int(s1, src, REG_ITMP1);
- if (iptr->op1) { /* class/interface */
- M_TST(s1);
- if (super->flags & ACC_INTERFACE) { /* interface */
- M_BEQ(7);
- M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
- M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, interfacetablelength));
- M_LDATST(REG_ITMP3, REG_ITMP3, - super->index);
- M_BLE(0);
- codegen_addxcastrefs(cd, mcodeptr);
- M_ALD(REG_ITMP3, REG_ITMP2,
- OFFSET(vftbl_t, interfacetable[0]) -
- super->index * sizeof(methodptr*));
- M_TST(REG_ITMP3);
- M_BEQ(0);
- codegen_addxcastrefs(cd, mcodeptr);
- }
- else { /* class */
- M_BEQ(8 + (s1 == REG_ITMP1));
- M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritstart(cd, (u1*) mcodeptr - cd->mcodebase);
-#endif
- M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
- a = dseg_addaddress(cd, (void*) super->vftbl);
- M_ALD(REG_ITMP2, REG_PV, a);
- if (s1 != REG_ITMP1) {
- M_ILD(REG_ITMP1, REG_ITMP2, OFFSET(vftbl_t, baseval));
- M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritstop(cd, (u1*) mcodeptr - cd->mcodebase);
-#endif
- M_ISUB(REG_ITMP3, REG_ITMP1, REG_ITMP3);
- }
- else {
- M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
- M_ISUB(REG_ITMP3, REG_ITMP2, REG_ITMP3);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- codegen_threadcritstop(cd, (u1*) mcodeptr - cd->mcodebase);
-#endif
- }
- M_CMPU(REG_ITMP3, REG_ITMP2);
- M_BGT(0);
- codegen_addxcastrefs(cd, mcodeptr);
- }
- }
- }
- d = reg_of_var(rd, iptr->dst, REG_ITMP3);
- M_INTMOVE(s1, d);
- store_reg_to_var_int(iptr->dst, d);
- break;
- case ICMD_CHECKASIZE: /* ..., size ==> ..., size */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- var_to_reg_int(s1, src, REG_ITMP1);
- M_CMPI(s1, 0);
- M_BLT(0);
- codegen_addxcheckarefs(cd, mcodeptr);
- break;
+ /* calculate interface checkcast code size */
- case ICMD_CHECKEXCEPTION: /* ... ==> ... */
+ s2 = 7;
+ if (super == NULL)
+ s2 += (opt_showdisassemble ? 1 : 0);
- M_CMPI(REG_RESULT, 0);
- M_BEQ(0);
- codegen_addxexceptionrefs(cd, mcodeptr);
- break;
+ /* calculate class checkcast code size */
- case ICMD_MULTIANEWARRAY:/* ..., cnt1, [cnt2, ...] ==> ..., arrayref */
- /* op1 = dimension, val.a = array descriptor */
+ s3 = 8 + (s1 == REG_ITMP1);
+ if (super == NULL)
+ s3 += (opt_showdisassemble ? 1 : 0);
- /* check for negative sizes and copy sizes to stack if necessary */
+ /* if class is not resolved, check which code to call */
- MCODECHECK((iptr->op1 << 1) + 64);
+ if (super == NULL) {
+ M_TST(s1);
+ M_BEQ(3 + (opt_showdisassemble ? 1 : 0) + s2 + 1 + s3);
- for (s1 = iptr->op1; --s1 >= 0; src = src->prev) {
- var_to_reg_int(s2, src, REG_ITMP1);
- M_CMPI(s2, 0);
- M_BLT(0);
- codegen_addxcheckarefs(cd, mcodeptr);
+ disp = dseg_add_unique_s4(cd, 0); /* super->flags */
- /* copy SAVEDVAR sizes to stack */
+ codegen_addpatchref(cd,
+ PATCHER_resolve_classref_to_flags,
+ iptr->sx.s23.s3.c.ref,
+ disp);
+
+ if (opt_showdisassemble)
+ M_NOP;
- if (src->varkind != ARGVAR) {
- M_IST(s2, REG_SP, (s1 + INT_ARG_CNT + 6) * 4);
+ M_ILD(REG_ITMP2, REG_PV, disp);
+ M_AND_IMM(REG_ITMP2, ACC_INTERFACE, REG_ITMP2);
+ M_BEQ(s2 + 1);
}
- }
- /* a0 = dimension count */
+ /* interface checkcast code */
- ICONST(rd->argintregs[0], iptr->op1);
+ if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
+ codegen_addpatchref(cd,
+ PATCHER_checkcast_instanceof_interface,
+ iptr->sx.s23.s3.c.ref,
+ 0);
- /* a1 = arraydescriptor */
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else {
+ M_TST(s1);
+ M_BEQ(s2);
+ }
- a = dseg_addaddress(cd, iptr->val.a);
- M_ALD(rd->argintregs[1], REG_PV, a);
+ M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+ M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, interfacetablelength));
+ M_LDATST(REG_ITMP3, REG_ITMP3, -superindex);
+ M_BLE(0);
+ codegen_add_classcastexception_ref(cd, s1);
+ M_ALD(REG_ITMP3, REG_ITMP2,
+ OFFSET(vftbl_t, interfacetable[0]) -
+ superindex * sizeof(methodptr*));
+ M_TST(REG_ITMP3);
+ M_BEQ(0);
+ codegen_add_classcastexception_ref(cd, s1);
- /* a2 = pointer to dimensions = stack pointer */
+ if (super == NULL)
+ M_BR(s3);
+ }
- M_LDA(rd->argintregs[2], REG_SP, (INT_ARG_CNT + 6) * 4);
+ /* class checkcast code */
- a = dseg_addaddress(cd, (void *) builtin_nmultianewarray);
- M_ALD(REG_PV, REG_PV, a);
- M_MTCTR(REG_PV);
- M_JSR;
- s1 = (s4) ((u1 *) mcodeptr - cd->mcodebase);
- M_MFLR(REG_ITMP1);
- if (s1 <= 32768)
- M_LDA (REG_PV, REG_ITMP1, -s1);
- else {
- s4 ml = -s1, mh = 0;
- while (ml < -32768) {ml += 65536; mh--;}
- M_LDA(REG_PV, REG_ITMP1, ml);
- M_LDAH(REG_PV, REG_PV, mh);
- }
- s1 = reg_of_var(rd, iptr->dst, REG_RESULT);
- M_INTMOVE(REG_RESULT, s1);
- store_reg_to_var_int(iptr->dst, s1);
- break;
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
+ disp = dseg_add_unique_address(cd, NULL);
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_vftbl,
+ iptr->sx.s23.s3.c.ref,
+ disp);
- default: error ("Unknown pseudo command: %d", iptr->opc);
-
- } /* switch */
-
- } /* for instruction */
-
- /* copy values to interface registers */
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else {
+ disp = dseg_add_address(cd, super->vftbl);
- src = bptr->outstack;
- len = bptr->outdepth;
- MCODECHECK(64 + len);
-#ifdef LSRA
- if (!opt_lsra)
-#endif
- while (src) {
- len--;
- if ((src->varkind != STACKVAR)) {
- s2 = src->type;
- if (IS_FLT_DBL_TYPE(s2)) {
- var_to_reg_flt(s1, src, REG_FTMP1);
- if (!(rd->interfaces[len][s2].flags & INMEMORY)) {
- M_FLTMOVE(s1, rd->interfaces[len][s2].regoff);
+ M_TST(s1);
+ M_BEQ(s3);
+ }
- } else {
- M_DST(s1, REG_SP, rd->interfaces[len][s2].regoff * 4);
+ M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
+#if defined(ENABLE_THREADS)
+ codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
+#endif
+ M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
+ M_ALD(REG_ITMP2, REG_PV, disp);
+ if (s1 != REG_ITMP1) {
+ M_ILD(REG_ITMP1, REG_ITMP2, OFFSET(vftbl_t, baseval));
+ M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
+#if defined(ENABLE_THREADS)
+ codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
+#endif
+ M_ISUB(REG_ITMP3, REG_ITMP1, REG_ITMP3);
+ } else {
+ M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
+ M_ISUB(REG_ITMP3, REG_ITMP2, REG_ITMP3);
+ M_ALD(REG_ITMP2, REG_PV, disp);
+ M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
+#if defined(ENABLE_THREADS)
+ codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
+#endif
+ }
+ M_CMPU(REG_ITMP3, REG_ITMP2);
+ M_BGT(0);
+ codegen_add_classcastexception_ref(cd, s1);
}
+ d = codegen_reg_of_dst(jd, iptr, s1);
+ }
+ else {
+ /* array type cast-check */
- } else {
- var_to_reg_int(s1, src, REG_ITMP1);
- if (!(rd->interfaces[len][s2].flags & INMEMORY)) {
- M_TINTMOVE(s2, s1, rd->interfaces[len][s2].regoff);
+ s1 = emit_load_s1(jd, iptr, REG_A0);
+ M_INTMOVE(s1, REG_A0);
- } else {
- M_IST(s1, REG_SP, rd->interfaces[len][s2].regoff * 4);
- if (IS_2_WORD_TYPE(s2))
- M_IST(rd->secondregs[s1], REG_SP, rd->interfaces[len][s2].regoff * 4 + 4);
- }
- }
- }
- src = src->prev;
- }
- } /* if (bptr -> flags >= BBREACHED) */
- } /* for basic block */
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ disp = dseg_add_unique_address(cd, NULL);
- /* bptr -> mpc = (int)((u1*) mcodeptr - mcodebase); */
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ iptr->sx.s23.s3.c.ref,
+ disp);
- {
- /* generate bound check stubs */
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else
+ disp = dseg_add_address(cd, iptr->sx.s23.s3.c.cls);
- s4 *xcodeptr = NULL;
- branchref *bref;
+ M_ALD(REG_A1, REG_PV, disp);
+ disp = dseg_add_functionptr(cd, BUILTIN_arraycheckcast);
+ M_ALD(REG_ITMP2, REG_PV, disp);
+ M_MTCTR(REG_ITMP2);
+ M_JSR;
+ M_TST(REG_RESULT);
+ M_BEQ(0);
+ codegen_add_classcastexception_ref(cd, s1);
- for (bref = cd->xboundrefs; bref != NULL; bref = bref->next) {
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) mcodeptr - cd->mcodebase);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, s1);
+ }
+ M_INTMOVE(s1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
- MCODECHECK(14);
+ case ICMD_INSTANCEOF: /* ..., objectref ==> ..., intresult */
+ /* val.a: (classinfo*) superclass */
- /* move index register into REG_ITMP1 */
- M_MOV(bref->reg, REG_ITMP1);
- M_LDA(REG_ITMP2_XPC, REG_PV, bref->branchpos - 4);
+ /* superclass is an interface:
+ *
+ * return (sub != NULL) &&
+ * (sub->vftbl->interfacetablelength > super->index) &&
+ * (sub->vftbl->interfacetable[-super->index] != NULL);
+ *
+ * superclass is a class:
+ *
+ * return ((sub != NULL) && (0
+ * <= (sub->vftbl->baseval - super->vftbl->baseval) <=
+ * super->vftbl->diffvall));
+ */
- if (xcodeptr != NULL) {
- M_BR(xcodeptr - mcodeptr - 1);
+ {
+ classinfo *super;
+ s4 superindex;
- } else {
- xcodeptr = mcodeptr;
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ super = NULL;
+ superindex = 0;
+ }
+ else {
+ super = iptr->sx.s23.s3.c.cls;
+ superindex = super->index;
+ }
+
+#if defined(ENABLE_THREADS)
+ codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
+#endif
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (s1 == d) {
+ M_MOV(s1, REG_ITMP1);
+ s1 = REG_ITMP1;
+ }
- M_STWU(REG_SP, REG_SP, -(24 + 2 * 4));
- M_IST(REG_ITMP2_XPC, REG_SP, 24 + 1 * 4);
+ /* calculate interface instanceof code size */
- M_MOV(REG_ITMP1, rd->argintregs[0]);
+ s2 = 8;
+ if (super == NULL)
+ s2 += (opt_showdisassemble ? 1 : 0);
- a = dseg_addaddress(cd, new_arrayindexoutofboundsexception);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- M_JSR;
- M_MOV(REG_RESULT, REG_ITMP1_XPTR);
+ /* calculate class instanceof code size */
- M_ILD(REG_ITMP2_XPC, REG_SP, 24 + 1 * 4);
- M_IADD_IMM(REG_SP, 24 + 2 * 4, REG_SP);
+ s3 = 10;
+ if (super == NULL)
+ s3 += (opt_showdisassemble ? 1 : 0);
- a = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP3, REG_PV, a);
+ M_CLR(d);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
+ /* if class is not resolved, check which code to call */
- /* generate negative array size check stubs */
+ if (super == NULL) {
+ M_TST(s1);
+ M_BEQ(3 + (opt_showdisassemble ? 1 : 0) + s2 + 1 + s3);
- xcodeptr = NULL;
-
- for (bref = cd->xcheckarefs; bref != NULL; bref = bref->next) {
- if ((m->exceptiontablelength == 0) && (xcodeptr != NULL)) {
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) xcodeptr - (u1 *) cd->mcodebase - 4);
- continue;
- }
+ disp = dseg_add_unique_s4(cd, 0); /* super->flags */
+
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_flags,
+ iptr->sx.s23.s3.c.ref, disp);
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) mcodeptr - cd->mcodebase);
+ if (opt_showdisassemble)
+ M_NOP;
- MCODECHECK(12);
+ M_ILD(REG_ITMP3, REG_PV, disp);
+ M_AND_IMM(REG_ITMP3, ACC_INTERFACE, REG_ITMP3);
+ M_BEQ(s2 + 1);
+ }
- M_LDA(REG_ITMP2_XPC, REG_PV, bref->branchpos - 4);
+ /* interface instanceof code */
- if (xcodeptr != NULL) {
- M_BR(xcodeptr - mcodeptr - 1);
+ if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
+ codegen_addpatchref(cd,
+ PATCHER_checkcast_instanceof_interface,
+ iptr->sx.s23.s3.c.ref, 0);
- } else {
- xcodeptr = mcodeptr;
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else {
+ M_TST(s1);
+ M_BEQ(s2);
+ }
+
+ M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
+ M_ILD(REG_ITMP3, REG_ITMP1, OFFSET(vftbl_t, interfacetablelength));
+ M_LDATST(REG_ITMP3, REG_ITMP3, -superindex);
+ M_BLE(4);
+ M_ALD(REG_ITMP1, REG_ITMP1,
+ OFFSET(vftbl_t, interfacetable[0]) -
+ superindex * sizeof(methodptr*));
+ M_TST(REG_ITMP1);
+ M_BEQ(1);
+ M_IADD_IMM(REG_ZERO, 1, d);
- M_STWU(REG_SP, REG_SP, -(24 + 1 * 4));
- M_IST(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
+ if (super == NULL)
+ M_BR(s3);
+ }
- a = dseg_addaddress(cd, new_negativearraysizeexception);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- M_JSR;
- M_MOV(REG_RESULT, REG_ITMP1_XPTR);
+ /* class instanceof code */
- M_ILD(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
- M_IADD_IMM(REG_SP, 24 + 1 * 4, REG_SP);
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
+ if (super == NULL) {
+ disp = dseg_add_unique_address(cd, NULL);
- a = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP3, REG_PV, a);
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_vftbl,
+ iptr->sx.s23.s3.c.ref,
+ disp);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else {
+ disp = dseg_add_address(cd, super->vftbl);
- /* generate cast check stubs */
+ M_TST(s1);
+ M_BEQ(s3);
+ }
- xcodeptr = NULL;
-
- for (bref = cd->xcastrefs; bref != NULL; bref = bref->next) {
- if ((m->exceptiontablelength == 0) && (xcodeptr != NULL)) {
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) xcodeptr - (u1 *) cd->mcodebase - 4);
- continue;
- }
+ M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ITMP2, REG_PV, disp);
+#if defined(ENABLE_THREADS)
+ codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
+#endif
+ M_ILD(REG_ITMP1, REG_ITMP1, OFFSET(vftbl_t, baseval));
+ M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, baseval));
+ M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, diffval));
+#if defined(ENABLE_THREADS)
+ codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
+#endif
+ M_ISUB(REG_ITMP1, REG_ITMP3, REG_ITMP1);
+ M_CMPU(REG_ITMP1, REG_ITMP2);
+ M_CLR(d);
+ M_BGT(1);
+ M_IADD_IMM(REG_ZERO, 1, d);
+ }
+ emit_store_dst(jd, iptr, d);
+ }
+ break;
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) mcodeptr - cd->mcodebase);
+ case ICMD_MULTIANEWARRAY:/* ..., cnt1, [cnt2, ...] ==> ..., arrayref */
- MCODECHECK(12);
+ /* check for negative sizes and copy sizes to stack if necessary */
- M_LDA(REG_ITMP2_XPC, REG_PV, bref->branchpos - 4);
+ MCODECHECK((iptr->s1.argcount << 1) + 64);
- if (xcodeptr != NULL) {
- M_BR(xcodeptr - mcodeptr - 1);
+ for (s1 = iptr->s1.argcount; --s1 >= 0;) {
+ var = VAR(iptr->sx.s23.s2.args[s1]);
- } else {
- xcodeptr = mcodeptr;
+ /* copy SAVEDVAR sizes to stack */
- M_STWU(REG_SP, REG_SP, -(24 + 1 * 4));
- M_IST(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
+ /* Already Preallocated? */
+ if (!(var->flags & PREALLOC)) {
+ s2 = emit_load(jd, iptr, var, REG_ITMP1);
+#if defined(__DARWIN__)
+ M_IST(s2, REG_SP, LA_SIZE + (s1 + INT_ARG_CNT) * 4);
+#else
+ M_IST(s2, REG_SP, LA_SIZE + (s1 + 3) * 4);
+#endif
+ }
+ }
- a = dseg_addaddress(cd, new_classcastexception);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- M_JSR;
- M_MOV(REG_RESULT, REG_ITMP1_XPTR);
+ /* a0 = dimension count */
- M_ILD(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
- M_IADD_IMM(REG_SP, 24 + 1 * 4, REG_SP);
+ ICONST(REG_A0, iptr->s1.argcount);
- a = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP3, REG_PV, a);
+ /* is patcher function set? */
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ disp = dseg_add_unique_address(cd, NULL);
- /* generate exception check stubs */
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo,
+ iptr->sx.s23.s3.c.ref, disp);
- xcodeptr = NULL;
+ if (opt_showdisassemble)
+ M_NOP;
+ }
+ else
+ disp = dseg_add_address(cd, iptr->sx.s23.s3.c.cls);
- for (bref = cd->xexceptionrefs; bref != NULL; bref = bref->next) {
- if ((m->exceptiontablelength == 0) && (xcodeptr != NULL)) {
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) xcodeptr - (u1 *) cd->mcodebase - 4);
- continue;
- }
+ /* a1 = arraydescriptor */
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) mcodeptr - cd->mcodebase);
+ M_ALD(REG_A1, REG_PV, disp);
- MCODECHECK(14);
+ /* a2 = pointer to dimensions = stack pointer */
- M_LDA(REG_ITMP2_XPC, REG_PV, bref->branchpos - 4);
+#if defined(__DARWIN__)
+ M_LDA(REG_A2, REG_SP, LA_SIZE + INT_ARG_CNT * 4);
+#else
+ M_LDA(REG_A2, REG_SP, LA_SIZE + 3 * 4);
+#endif
- if (xcodeptr != NULL) {
- M_BR(xcodeptr - mcodeptr - 1);
+ disp = dseg_add_functionptr(cd, BUILTIN_multianewarray);
+ M_ALD(REG_ITMP3, REG_PV, disp);
+ M_MTCTR(REG_ITMP3);
+ M_JSR;
- } else {
- xcodeptr = mcodeptr;
+ /* check for exception before result assignment */
- M_STWU(REG_SP, REG_SP, -(24 + 1 * 4));
- M_IST(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
+ M_CMPI(REG_RESULT, 0);
+ M_BEQ(0);
+ codegen_add_fillinstacktrace_ref(cd);
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- a = dseg_addaddress(cd, builtin_get_exceptionptrptr);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- M_JSR;
+ d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
+ M_INTMOVE(REG_RESULT, d);
+ emit_store_dst(jd, iptr, d);
+ break;
- /* get the exceptionptr from the ptrprt and clear it */
- M_ALD(REG_ITMP1_XPTR, REG_RESULT, 0);
- M_CLR(REG_ITMP3);
- M_AST(REG_ITMP3, REG_RESULT, 0);
-#else
- a = dseg_addaddress(cd, &_exceptionptr);
- M_ALD(REG_ITMP2, REG_PV, a);
+ default:
+ *exceptionptr =
+ new_internalerror("Unknown ICMD %d during code generation",
+ iptr->opc);
+ return false;
+ } /* switch */
+
+ } /* for instruction */
+
+ } /* if (bptr -> flags >= BBREACHED) */
+ } /* for basic block */
- M_ALD(REG_ITMP1_XPTR, REG_ITMP2, 0);
- M_CLR(REG_ITMP3);
- M_AST(REG_ITMP3, REG_ITMP2, 0);
-#endif
+ dseg_createlinenumbertable(cd);
- M_ILD(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
- M_IADD_IMM(REG_SP, 24 + 1 * 4, REG_SP);
+ /* generate stubs */
- a = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP3, REG_PV, a);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
+ emit_exception_stubs(jd);
+ emit_patcher_stubs(jd);
+ emit_replacement_stubs(jd);
- /* generate null pointer check stubs */
+ codegen_finish(jd);
- xcodeptr = NULL;
+ /* everything's ok */
- for (bref = cd->xnullrefs; bref != NULL; bref = bref->next) {
- if ((m->exceptiontablelength == 0) && (xcodeptr != NULL)) {
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) xcodeptr - (u1 *) cd->mcodebase - 4);
- continue;
- }
+ return true;
+}
- gen_resolvebranch((u1 *) cd->mcodebase + bref->branchpos,
- bref->branchpos,
- (u1 *) mcodeptr - cd->mcodebase);
- MCODECHECK(12);
+/* createcompilerstub **********************************************************
- M_LDA(REG_ITMP2_XPC, REG_PV, bref->branchpos - 4);
+ Creates a stub routine which calls the compiler.
+
+*******************************************************************************/
- if (xcodeptr != NULL) {
- M_BR(xcodeptr - mcodeptr - 1);
+#define COMPILERSTUB_DATASIZE 3 * SIZEOF_VOID_P
+#define COMPILERSTUB_CODESIZE 4 * 4
- } else {
- xcodeptr = mcodeptr;
+#define COMPILERSTUB_SIZE COMPILERSTUB_DATASIZE + COMPILERSTUB_CODESIZE
- M_STWU(REG_SP, REG_SP, -(24 + 1 * 4));
- M_IST(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
- a = dseg_addaddress(cd, new_nullpointerexception);
- M_ALD(REG_ITMP2, REG_PV, a);
- M_MTCTR(REG_ITMP2);
- M_JSR;
- M_MOV(REG_RESULT, REG_ITMP1_XPTR);
+u1 *createcompilerstub(methodinfo *m)
+{
+ u1 *s; /* memory to hold the stub */
+ ptrint *d;
+ codeinfo *code;
+ codegendata *cd;
+ s4 dumpsize;
- M_ILD(REG_ITMP2_XPC, REG_SP, 24 + 0 * 4);
- M_IADD_IMM(REG_SP, 24 + 1 * 4, REG_SP);
+ s = CNEW(u1, COMPILERSTUB_SIZE);
- a = dseg_addaddress(cd, asm_handle_exception);
- M_ALD(REG_ITMP3, REG_PV, a);
- M_MTCTR(REG_ITMP3);
- M_RTS;
- }
- }
- }
+ /* set data pointer and code pointer */
- codegen_finish(m, cd, (s4) ((u1 *) mcodeptr - cd->mcodebase));
+ d = (ptrint *) s;
+ s = s + COMPILERSTUB_DATASIZE;
- asm_cacheflush((void *) m->entrypoint, ((u1 *) mcodeptr - cd->mcodebase));
-}
+ /* mark start of dump memory area */
+ dumpsize = dump_size();
-/* function createcompilerstub *************************************************
+ cd = DNEW(codegendata);
+ cd->mcodeptr = s;
- creates a stub routine which calls the compiler
-
-*******************************************************************************/
+ /* Store the codeinfo pointer in the same place as in the
+ methodheader for compiled methods. */
-#define COMPSTUBSIZE 6
+ code = code_codeinfo_new(m);
-u1 *createcompilerstub(methodinfo *m)
-{
- s4 *s = CNEW (s4, COMPSTUBSIZE); /* memory to hold the stub */
- s4 *mcodeptr = s; /* code generation pointer */
+ d[0] = (ptrint) asm_call_jit_compiler;
+ d[1] = (ptrint) m;
+ d[2] = (ptrint) code;
- M_LDA(REG_ITMP1, REG_PV, 4*4);
- M_ALD(REG_PV, REG_PV, 5*4);
+ M_ALD_INTERN(REG_ITMP1, REG_PV, -2 * SIZEOF_VOID_P);
+ M_ALD_INTERN(REG_PV, REG_PV, -3 * SIZEOF_VOID_P);
M_MTCTR(REG_PV);
M_RTS;
- s[4] = (s4) m; /* literals to be adressed */
- s[5] = (s4) asm_call_jit_compiler; /* jump directly via PV from above */
-
- asm_cacheflush((void*) s, (u1*) mcodeptr - (u1*) s);
+ md_cacheflush((u1 *) d, COMPILERSTUB_SIZE);
-#if defined(STATISTICS)
+#if defined(ENABLE_STATISTICS)
if (opt_stat)
- count_cstub_len += COMPSTUBSIZE * 4;
+ count_cstub_len += COMPILERSTUB_SIZE;
#endif
- return (u1*) s;
+ /* release dump area */
+
+ dump_release(dumpsize);
+
+ return s;
}
-/* function removecompilerstub *************************************************
+/* createnativestub ************************************************************
- deletes a compilerstub from memory (simply by freeing it)
+ Creates a stub routine which calls a native method.
*******************************************************************************/
-void removecompilerstub(u1 *stub)
+u1 *createnativestub(functionptr f, jitdata *jd, methoddesc *nmd)
{
- CFREE(stub, COMPSTUBSIZE * 4);
-}
+ methodinfo *m;
+ codeinfo *code;
+ codegendata *cd;
+ registerdata *rd;
+ methoddesc *md;
+ s4 nativeparams;
+ s4 i, j; /* count variables */
+ s4 t;
+ s4 s1, s2, disp;
+ s4 funcdisp;
+ /* get required compiler data */
-/* function: createnativestub **************************************************
+ m = jd->m;
+ code = jd->code;
+ cd = jd->cd;
+ rd = jd->rd;
- creates a stub routine which calls a native method
+ /* set some variables */
-*******************************************************************************/
+ md = m->parseddesc;
+ nativeparams = (m->flags & ACC_STATIC) ? 2 : 1;
-#define NATIVESTUB_SIZE 200
-#define NATIVESTUB_OFFSET 9
+ /* calculate stackframe size */
+ cd->stackframesize =
+ sizeof(stackframeinfo) / SIZEOF_VOID_P +
+ sizeof(localref_table) / SIZEOF_VOID_P +
+ 4 + /* 4 stackframeinfo arguments (darwin)*/
+ nmd->paramcount * 2 + /* assume all arguments are doubles */
+ nmd->memuse;
-u1 *createnativestub(functionptr f, methodinfo *m)
-{
- s4 *s; /* memory to hold the stub */
- s4 *cs;
- s4 stubsize;
- s4 *mcodeptr; /* code generation pointer */
- s4 stackframesize = 0; /* size of stackframe if needed */
- s4 disp;
- registerdata *rd;
- t_inlining_globals *id;
- s4 dumpsize;
- s4 i;
+ /* keep stack 16-byte aligned */
- /* mark start of dump memory area */
+ cd->stackframesize = (cd->stackframesize + 3) & ~3;
- dumpsize = dump_size();
+ /* create method header */
- /* setup registers before using it */
-
- rd = DNEW(registerdata);
- id = DNEW(t_inlining_globals);
+ (void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
+ (void) dseg_add_unique_s4(cd, 0); /* IsSync */
+ (void) dseg_add_unique_s4(cd, 0); /* IsLeaf */
+ (void) dseg_add_unique_s4(cd, 0); /* IntSave */
+ (void) dseg_add_unique_s4(cd, 0); /* FltSave */
+ (void) dseg_addlinenumbertablesize(cd);
+ (void) dseg_add_unique_s4(cd, 0); /* ExTableSize */
- inlining_setup(m, id);
- reg_setup(m, rd, id);
+ /* generate code */
- method_descriptor2types(m); /* set paramcount and paramtypes */
+ M_MFLR(REG_ZERO);
+ M_AST_INTERN(REG_ZERO, REG_SP, LA_LR_OFFSET);
+ M_STWU(REG_SP, REG_SP, -(cd->stackframesize * 4));
- stubsize = NATIVESTUB_SIZE; /* calculate nativestub size */
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ emit_verbosecall_enter(jd);
- s = CNEW(s4, stubsize);
- cs = s + NATIVESTUB_OFFSET;
- mcodeptr = cs;
+ /* get function address (this must happen before the stackframeinfo) */
- *(cs-1) = (u4) f; /* address of native method */
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- *(cs-2) = (u4) builtin_get_exceptionptrptr;
-#else
- *(cs-2) = (u4) (&_exceptionptr); /* address of exceptionptr */
-#endif
- *(cs-3) = (u4) asm_handle_nat_exception; /* addr of asm exception handler */
- *(cs-4) = (u4) (&env); /* addr of jni_environement */
- *(cs-5) = (u4) builtin_trace_args;
- *(cs-6) = (u4) m;
- *(cs-7) = (u4) builtin_displaymethodstop;
- *(cs-8) = (u4) m->class;
- *(cs-9) = (u4) asm_check_clinit;
-
- M_MFLR(REG_ITMP1);
- M_AST(REG_ITMP1, REG_SP, 8); /* store return address */
- /* Build up new Stackframe for native call */
- stackframesize = 24; /* 24 Bytes Linkage Area */
- stackframesize += (m->flags & ACC_STATIC) ? 8 : 4; /*1 or 2 additional int parameters */
- for (i = 0; i < m->paramcount; i++) {
- stackframesize += IS_2_WORD_TYPE(m->paramtypes[i]) ? 8 : 4;
- }
+ funcdisp = dseg_add_functionptr(cd, f);
+
+#if !defined(WITH_STATIC_CLASSPATH)
+ if (f == NULL) {
+ codegen_addpatchref(cd, PATCHER_resolve_native_function, m, funcdisp);
- if (stackframesize < (24+32)) { /* 24 Byte Linkage Area + 32 Bytes minimum Argument area */
- stackframesize = 24+32;
+ if (opt_showdisassemble)
+ M_NOP;
}
- stackframesize = stackframesize + 8; /* Reserve Space to store Result registers */
- stackframesize = (stackframesize + 3) & ~3; /* Keep Stack 16 Byte aligned */
- M_STWU(REG_SP, REG_SP, -stackframesize); /* build up stackframe */
+#endif
- /* if function is static, check for initialized */
+ /* save integer and float argument registers */
- if (m->flags & ACC_STATIC) {
- /* if class isn't yet initialized, do it */
- if (!m->class->initialized) {
- /* call helper function which patches this code */
- M_ALD(REG_ITMP1, REG_PV, -8 * 4); /* class */
- M_ALD(REG_PV, REG_PV, -9 * 4); /* asm_check_clinit */
- M_MTCTR(REG_PV);
- M_JSR;
- disp = -(s4) (mcodeptr - cs) * 4;
- M_MFLR(REG_ITMP1);
- M_LDA(REG_PV, REG_ITMP1, disp); /* recompute pv from ra */
+ j = 0;
+
+ for (i = 0; i < md->paramcount; i++) {
+ t = md->paramtypes[i].type;
+
+ if (IS_INT_LNG_TYPE(t)) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+ if (IS_2_WORD_TYPE(t)) {
+ M_IST(rd->argintregs[GET_HIGH_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
+ j++;
+ M_IST(rd->argintregs[GET_LOW_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
+ } else {
+ M_IST(rd->argintregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 4);
+ }
+ j++;
+ }
}
}
- if (runverbose) {
- s4 p, t, s1, d, a;
- s4 longargs = 0;
- s4 fltargs = 0;
- s4 dblargs = 0;
-
-/* M_MFLR(REG_ITMP3); */
- /* XXX must be a multiple of 16 */
- M_LDA(REG_SP, REG_SP, -(24 + (INT_ARG_CNT + FLT_ARG_CNT + 1) * 8));
-
-/* M_IST(REG_ITMP3, REG_SP, 24 + (INT_ARG_CNT + FLT_ARG_CNT) * 8); */
-
- M_CLR(REG_ITMP1);
-
- /* save all arguments into the reserved stack space */
- for (p = 0; p < m->paramcount && p < TRACE_ARGS_NUM; p++) {
- t = m->paramtypes[p];
-
- if (IS_INT_LNG_TYPE(t)) {
- /* overlapping u8's are on the stack */
- if ((p + longargs + dblargs) < (INT_ARG_CNT - IS_2_WORD_TYPE(t))) {
- s1 = rd->argintregs[p + longargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8);
- M_IST(s1, REG_SP, 24 + p * 8 + 4);
-
- } else {
- M_IST(s1, REG_SP, 24 + p * 8);
- M_IST(rd->secondregs[s1], REG_SP, 24 + p * 8 + 4);
- longargs++;
- }
-
- } else {
- /* we do not have a data segment here */
- /* a = dseg_adds4(cd, 0xdeadbeef);
- M_ILD(REG_ITMP1, REG_PV, a); */
- M_LDA(REG_ITMP1, REG_ZERO, -1);
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8);
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8 + 4);
- }
-
- } else {
- if ((fltargs + dblargs) < FLT_ARG_CNT) {
- s1 = rd->argfltregs[fltargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_IST(REG_ITMP1, REG_SP, 24 + p * 8);
- M_FST(s1, REG_SP, 24 + p * 8 + 4);
- fltargs++;
-
- } else {
- M_DST(s1, REG_SP, 24 + p * 8);
- dblargs++;
- }
-
- } else {
- /* this should not happen */
- }
- }
- }
-
- /* TODO: save remaining integer and flaot argument registers */
-
- /* load first 4 arguments into integer argument registers */
- for (p = 0; p < 8; p++) {
- d = rd->argintregs[p];
- M_ILD(d, REG_SP, 24 + p * 4);
- }
-
- M_ALD(REG_ITMP1, REG_PV, -6 * 4);
- M_AST(REG_ITMP1, REG_SP, 11 * 8); /* 24 (linkage area) + 32 (4 * s8 parameter area regs) + 32 (4 * s8 parameter area stack) = 88 */
- M_ALD(REG_ITMP2, REG_PV, -5 * 4);
- M_MTCTR(REG_ITMP2);
- M_JSR;
-
- longargs = 0;
- fltargs = 0;
- dblargs = 0;
-
- /* restore arguments into the reserved stack space */
- for (p = 0; p < m->paramcount && p < TRACE_ARGS_NUM; p++) {
- t = m->paramtypes[p];
-
- if (IS_INT_LNG_TYPE(t)) {
- if ((p + longargs + dblargs) < INT_ARG_CNT) {
- s1 = rd->argintregs[p + longargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_ILD(s1, REG_SP, 24 + p * 8 + 4);
-
- } else {
- M_ILD(s1, REG_SP, 24 + p * 8);
- M_ILD(rd->secondregs[s1], REG_SP, 24 + p * 8 + 4);
- longargs++;
- }
- }
-
- } else {
- if ((fltargs + dblargs) < FLT_ARG_CNT) {
- s1 = rd->argfltregs[fltargs + dblargs];
-
- if (!IS_2_WORD_TYPE(t)) {
- M_FLD(s1, REG_SP, 24 + p * 8 + 4);
- fltargs++;
-
- } else {
- M_DLD(s1, REG_SP, 24 + p * 8);
- dblargs++;
- }
- }
- }
- }
-
-/* M_ILD(REG_ITMP3, REG_SP, 24 + (INT_ARG_CNT + FLT_ARG_CNT) * 8); */
-
- M_LDA(REG_SP, REG_SP, 24 + (INT_ARG_CNT + FLT_ARG_CNT + 1) * 8);
-/* M_MTLR(REG_ITMP3); */
+ for (i = 0; i < md->paramcount; i++) {
+ if (IS_FLT_DBL_TYPE(md->paramtypes[i].type)) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+ M_DST(rd->argfltregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 8);
+ j++;
+ }
+ }
}
- /* save argument registers on stack -- if we have to */
- /* and copy spilled argument regs from old stack to the new one */
- {
- s4 farg = 0;
- s4 iarg;
- s4 paramsize;
- s4 stack_off;
- s4 shift;
-
- stack_off = 0;
- shift = (m->flags & ACC_STATIC) ? 2 : 1;
- for (i = 0; i < m->paramcount; i++) {
- paramsize = IS_2_WORD_TYPE(m->paramtypes[i]) ? 2 : 1;
- if (IS_FLT_DBL_TYPE(m->paramtypes[i])) {
- farg++;
- if (farg >= FLT_ARG_CNT) { /* spilled float arg -> copy from old stack */
- if (paramsize == 1) { /* float arg */
- M_FLD(REG_FTMP1, REG_SP, stackframesize + 24 + 4 * stack_off);
- M_FST(REG_FTMP1, REG_SP, 24 + 4*(shift + stack_off));
- } else { /* double arg */
- M_DLD(REG_FTMP1, REG_SP, stackframesize + 24 + 4 * stack_off);
- M_DST(REG_FTMP1, REG_SP, 24 + 4*(shift + stack_off));
- }
- }
- } else { /* int arg */
- iarg = stack_off; /* int register are not consecutive like the float*/
- if (iarg + paramsize -1 < INT_ARG_CNT) {
- if ( iarg + paramsize -1 == INT_ARG_CNT - shift ) {
- /* int arg reg(s) spilled through shift to stack */
- M_IST( rd->argintregs[iarg], REG_SP, 24 + 4 * (shift + stack_off));
- if (paramsize == 2) /* spill secondreg, too */
- M_IST( rd->argintregs[iarg+1], REG_SP, 24 + 4 * (shift + stack_off) + 4);
- }
- } else { /* already spilled int arg -> copy from old stack */
- M_ILD(REG_ITMP1, REG_SP, stackframesize + 24 + 4 * stack_off);
- M_IST(REG_ITMP1, REG_SP, 24 + 4 * (shift + stack_off));
- if (paramsize == 2) { /* long arg -> copy second half, too */
- M_ILD(REG_ITMP1, REG_SP, stackframesize + 24 + 4 * stack_off + 4);
- M_IST(REG_ITMP1, REG_SP, 24 + 4*(shift + stack_off) + 4);
- }
+ /* create native stack info */
+
+ M_AADD_IMM(REG_SP, cd->stackframesize * 4, REG_A0);
+ M_MOV(REG_PV, REG_A1);
+ M_AADD_IMM(REG_SP, cd->stackframesize * 4, REG_A2);
+ M_ALD(REG_A3, REG_SP, cd->stackframesize * 4 + LA_LR_OFFSET);
+ disp = dseg_add_functionptr(cd, codegen_start_native_call);
+ M_ALD(REG_ITMP1, REG_PV, disp);
+ M_MTCTR(REG_ITMP1);
+ M_JSR;
+
+ /* restore integer and float argument registers */
+
+ j = 0;
+
+ for (i = 0; i < md->paramcount; i++) {
+ t = md->paramtypes[i].type;
+
+ if (IS_INT_LNG_TYPE(t)) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+
+ if (IS_2_WORD_TYPE(t)) {
+ M_ILD(rd->argintregs[GET_HIGH_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
+ j++;
+ M_ILD(rd->argintregs[GET_LOW_REG(s1)], REG_SP, LA_SIZE + 4 * 4 + j * 4);
+ } else {
+ M_ILD(rd->argintregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 4);
}
+ j++;
}
- stack_off += paramsize;
}
+ }
- /* now shift integer argument registers */
- for (i = m->paramcount - 1; i >=0; i--) {
- paramsize = IS_2_WORD_TYPE(m->paramtypes[i]) ? 2 : 1;
- stack_off -= paramsize;
- if (IS_INT_LNG_TYPE(m->paramtypes[i])) {
- iarg = stack_off;
- if ( iarg + paramsize -1 < INT_ARG_CNT - shift ) {
- /* shift integer arg */
- if (paramsize == 2)
- M_MOV(rd->argintregs[iarg+1], rd->argintregs[iarg + shift + 1]);
- M_MOV(rd->argintregs[iarg], rd->argintregs[iarg + shift]);
- } /* else are already spilled to memory */
+ for (i = 0; i < md->paramcount; i++) {
+ if (IS_FLT_DBL_TYPE(md->paramtypes[i].type)) {
+ if (!md->params[i].inmemory) {
+ s1 = md->params[i].regoff;
+ M_DLD(rd->argfltregs[s1], REG_SP, LA_SIZE + 4 * 4 + j * 8);
+ j++;
}
}
}
+
+ /* copy or spill arguments to new locations */
- if (m->flags & ACC_STATIC)
- /* put class into second argument register */
- M_ALD(rd->argintregs[1], REG_PV, -8 * 4);
+ for (i = md->paramcount - 1, j = i + nativeparams; i >= 0; i--, j--) {
+ t = md->paramtypes[i].type;
- /* put env into first argument register */
- M_ALD(rd->argintregs[0], REG_PV, -4 * 4);
+ if (IS_INT_LNG_TYPE(t)) {
+ if (!md->params[i].inmemory) {
+ if (IS_2_WORD_TYPE(t))
+ s1 = PACK_REGS(
+ rd->argintregs[GET_LOW_REG(md->params[i].regoff)],
+ rd->argintregs[GET_HIGH_REG(md->params[i].regoff)]);
+ else
+ s1 = rd->argintregs[md->params[i].regoff];
- M_ALD(REG_PV, REG_PV, -1 * 4); /* load adress of native method */
- M_MTCTR(REG_PV);
- M_JSR;
- disp = -(s4) (mcodeptr - cs) * 4;
- M_MFLR(REG_ITMP1);
- M_LDA(REG_PV, REG_ITMP1, disp); /* recompute pv from ra */
-
- /* 20 instructions */
- if (runverbose) {
- M_MFLR(REG_ITMP3);
- M_LDA(REG_SP, REG_SP, -10 * 8);
- M_DST(REG_FRESULT, REG_SP, 48+0);
- M_IST(REG_RESULT, REG_SP, 48+8);
- M_AST(REG_ITMP3, REG_SP, 48+12);
- M_IST(REG_RESULT2, REG_SP, 48+16);
-
- /* keep this order */
- switch (m->returntype) {
- case TYPE_INT:
- case TYPE_ADDRESS:
- M_MOV(REG_RESULT, rd->argintregs[2]);
- M_CLR(rd->argintregs[1]);
- break;
-
- case TYPE_LONG:
- M_MOV(REG_RESULT2, rd->argintregs[2]);
- M_MOV(REG_RESULT, rd->argintregs[1]);
- break;
- }
- M_ALD(rd->argintregs[0], REG_PV, -6 * 4);
+ if (!nmd->params[j].inmemory) {
+ if (IS_2_WORD_TYPE(t)) {
+ s2 = PACK_REGS(
+ rd->argintregs[GET_LOW_REG(nmd->params[j].regoff)],
+ rd->argintregs[GET_HIGH_REG(nmd->params[j].regoff)]);
+ M_LNGMOVE(s1, s2);
+ } else {
+ s2 = rd->argintregs[nmd->params[j].regoff];
+ M_INTMOVE(s1, s2);
+ }
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[0]);
- M_FLTMOVE(REG_FRESULT, rd->argfltregs[1]);
- M_ALD(REG_ITMP2, REG_PV, -7 * 4);/* builtin_displaymethodstop */
- M_MTCTR(REG_ITMP2);
- M_JSR;
- M_DLD(REG_FRESULT, REG_SP, 48+0);
- M_ILD(REG_RESULT, REG_SP, 48+8);
- M_ALD(REG_ITMP3, REG_SP, 48+12);
- M_ILD(REG_RESULT2, REG_SP, 48+16);
- M_LDA(REG_SP, REG_SP, 10 * 8);
- M_MTLR(REG_ITMP3);
+ } else {
+ s2 = nmd->params[j].regoff;
+ if (IS_2_WORD_TYPE(t))
+ M_LST(s1, REG_SP, s2 * 4);
+ else
+ M_IST(s1, REG_SP, s2 * 4);
+ }
+
+ } else {
+ s1 = md->params[i].regoff + cd->stackframesize;
+ s2 = nmd->params[j].regoff;
+
+ M_ILD(REG_ITMP1, REG_SP, s1 * 4);
+ if (IS_2_WORD_TYPE(t))
+ M_ILD(REG_ITMP2, REG_SP, s1 * 4 + 4);
+
+ M_IST(REG_ITMP1, REG_SP, s2 * 4);
+ if (IS_2_WORD_TYPE(t))
+ M_IST(REG_ITMP2, REG_SP, s2 * 4 + 4);
+ }
+
+ } else {
+ /* We only copy spilled float arguments, as the float
+ argument registers keep unchanged. */
+
+ if (md->params[i].inmemory) {
+ s1 = md->params[i].regoff + cd->stackframesize;
+ s2 = nmd->params[j].regoff;
+
+ if (IS_2_WORD_TYPE(t)) {
+ M_DLD(REG_FTMP1, REG_SP, s1 * 4);
+ M_DST(REG_FTMP1, REG_SP, s2 * 4);
+
+ } else {
+ M_FLD(REG_FTMP1, REG_SP, s1 * 4);
+ M_FST(REG_FTMP1, REG_SP, s2 * 4);
+ }
+ }
+ }
}
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- if (IS_FLT_DBL_TYPE(m->returntype))
- if (IS_2_WORD_TYPE(m->returntype))
- M_DST(REG_FRESULT, REG_SP, stackframesize-8 /*56*/);
- else
- M_FST(REG_FRESULT, REG_SP, stackframesize-8 /*56*/);
- else {
- M_IST(REG_RESULT, REG_SP, stackframesize-8 /*56*/);
- if (IS_2_WORD_TYPE(m->returntype))
- M_IST(REG_RESULT2, REG_SP, stackframesize-4 /* 60*/);
+ /* put class into second argument register */
+
+ if (m->flags & ACC_STATIC) {
+ disp = dseg_add_address(cd, m->class);
+ M_ALD(REG_A1, REG_PV, disp);
}
- M_ALD(REG_ITMP2, REG_PV, -2 * 4); /* builtin_get_exceptionptrptr */
- M_MTCTR(REG_ITMP2);
+ /* put env into first argument register */
+
+ disp = dseg_add_address(cd, _Jv_env);
+ M_ALD(REG_A0, REG_PV, disp);
+
+ /* generate the actual native call */
+
+ M_ALD(REG_ITMP3, REG_PV, funcdisp);
+ M_MTCTR(REG_ITMP3);
M_JSR;
- disp = -(s4) (mcodeptr - (s4 *) cs) * 4;
- M_MFLR(REG_ITMP1);
- M_LDA(REG_PV, REG_ITMP1, disp);
- M_MOV(REG_RESULT, REG_ITMP2);
-
- if (IS_FLT_DBL_TYPE(m->returntype))
- if (IS_2_WORD_TYPE(m->returntype))
- M_DLD(REG_FRESULT, REG_SP, stackframesize-8 /*56*/);
- else
- M_FLD(REG_FRESULT, REG_SP, stackframesize-8 /*56*/);
- else {
- M_ILD(REG_RESULT, REG_SP, stackframesize-8 /*56*/);
- if (IS_2_WORD_TYPE(m->returntype))
- M_ILD(REG_RESULT2, REG_SP, stackframesize-4 /*60*/);
- }
-#else
- M_ALD(REG_ITMP2, REG_PV, -2 * 4); /* get address of exceptionptr */
-#endif
- M_ALD(REG_ITMP1_XPTR, REG_ITMP2, 0);/* load exception into reg. itmp1 */
- M_TST(REG_ITMP1_XPTR);
- M_BNE(4); /* if no exception then return */
- M_ALD(REG_ITMP1, REG_SP, stackframesize + 8); /* load return address */
- M_MTLR(REG_ITMP1);
- M_LDA(REG_SP, REG_SP, stackframesize); /* remove stackframe */
+ /* print call trace */
- M_RET;
+ if (JITDATA_HAS_FLAG_VERBOSECALL(jd))
+ emit_verbosecall_exit(jd);
- M_CLR(REG_ITMP3);
- M_AST(REG_ITMP3, REG_ITMP2, 0); /* store NULL into exceptionptr */
+ /* save return value */
- M_ALD(REG_ITMP2, REG_SP, stackframesize + 8); /* load return address */
- M_MTLR(REG_ITMP2);
+ if (md->returntype.type != TYPE_VOID) {
+ if (IS_INT_LNG_TYPE(md->returntype.type)) {
+ if (IS_2_WORD_TYPE(md->returntype.type))
+ M_IST(REG_RESULT2, REG_SP, LA_SIZE + 2 * 4);
+ M_IST(REG_RESULT, REG_SP, LA_SIZE + 1 * 4);
+ }
+ else {
+ if (IS_2_WORD_TYPE(md->returntype.type))
+ M_DST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
+ else
+ M_FST(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
+ }
+ }
- M_LDA(REG_SP, REG_SP, stackframesize); /* remove stackframe */
+ /* remove native stackframe info */
- M_IADD_IMM(REG_ITMP2, -4, REG_ITMP2_XPC); /* fault address */
+ M_AADD_IMM(REG_SP, cd->stackframesize * 4, REG_A0);
+ disp = dseg_add_functionptr(cd, codegen_finish_native_call);
+ M_ALD(REG_ITMP1, REG_PV, disp);
+ M_MTCTR(REG_ITMP1);
+ M_JSR;
+ M_MOV(REG_RESULT, REG_ITMP1_XPTR);
- M_ALD(REG_ITMP3, REG_PV, -3 * 4); /* load asm exception handler address */
- M_MTCTR(REG_ITMP3);
- M_RTS;
+ /* restore return value */
- /* Check if the stub size is big enough to hold the whole stub generated. */
- /* If not, this can lead into unpredictable crashes, because of heap */
- /* corruption. */
- if ((s4) (mcodeptr - s) > stubsize) {
- throw_cacao_exception_exit(string_java_lang_InternalError,
- "Native stub size %d is to small for current stub size %d",
- stubsize, (s4) (mcodeptr - s));
+ if (md->returntype.type != TYPE_VOID) {
+ if (IS_INT_LNG_TYPE(md->returntype.type)) {
+ if (IS_2_WORD_TYPE(md->returntype.type))
+ M_ILD(REG_RESULT2, REG_SP, LA_SIZE + 2 * 4);
+ M_ILD(REG_RESULT, REG_SP, LA_SIZE + 1 * 4);
+ }
+ else {
+ if (IS_2_WORD_TYPE(md->returntype.type))
+ M_DLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
+ else
+ M_FLD(REG_FRESULT, REG_SP, LA_SIZE + 1 * 4);
+ }
}
- asm_cacheflush((void *) s, (u1*) mcodeptr - (u1*) s);
+ M_ALD(REG_ITMP2_XPC, REG_SP, cd->stackframesize * 4 + LA_LR_OFFSET);
+ M_MTLR(REG_ITMP2_XPC);
+ M_LDA(REG_SP, REG_SP, cd->stackframesize * 4); /* remove stackframe */
-#if defined(STATISTICS)
- if (opt_stat)
- count_nstub_len += NATIVESTUB_SIZE * 4;
-#endif
+ /* check for exception */
- /* release dump area */
+ M_TST(REG_ITMP1_XPTR);
+ M_BNE(1); /* if no exception then return */
- dump_release(dumpsize);
+ M_RET;
- return (u1*) (s + NATIVESTUB_OFFSET);
-}
+ /* handle exception */
+ M_IADD_IMM(REG_ITMP2_XPC, -4, REG_ITMP2_XPC); /* exception address */
-/* function: removenativestub **************************************************
+ disp = dseg_add_functionptr(cd, asm_handle_nat_exception);
+ M_ALD(REG_ITMP3, REG_PV, disp);
+ M_MTCTR(REG_ITMP3);
+ M_RTS;
- removes a previously created native-stub from memory
-
-*******************************************************************************/
+ /* generate patcher stubs */
-void removenativestub(u1 *stub)
-{
- CFREE((s4 *) stub - NATIVESTUB_OFFSET, NATIVESTUB_SIZE * 4);
+ emit_patcher_stubs(jd);
+
+ codegen_finish(jd);
+
+ return code->entrypoint;
}
* c-basic-offset: 4
* tab-width: 4
* End:
+ * vim:noexpandtab:sw=4:ts=4:
*/
projects / cacao.git / blobdiff