Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: codegen.c 7564 2007-03-23 23:36:17Z twisti $
*/
#include "config.h"
#include <assert.h>
+#include <stdint.h>
#include "md-abi.h"
+#include "md-os.h"
#include "vm/types.h"
#include "vm/jit/m68k/codegen.h"
#include "mm/memory.h"
#include "native/jni.h"
+#include "native/localref.h"
#include "native/native.h"
-#if defined(ENABLE_THREADS)
-# include "threads/native/lock.h"
-#endif
+#include "threads/lock-common.h"
#include "vm/builtin.h"
#include "vm/exceptions.h"
savedregs_num += (INT_SAV_CNT - rd->savintreguse);
savedregs_num += (ADR_SAV_CNT - rd->savadrreguse);
- savedregs_num += (FLT_SAV_CNT - rd->savfltreguse) * 2;
+ savedregs_num += (FLT_SAV_CNT - rd->savfltreguse);
cd->stackframesize = rd->memuse + savedregs_num;
+
+ /* we always add 2 stack slots.
+ * 1 word the lock word, which may be unused and resides @ rd->memuse * 8
+ * + 2 words to either save the return value for LOCK_monitor_exit @ rd->memuse * 8 + 8
+ * on the other hand we could use 2 words when a builtin returns a doulbe which are
+ * returned in %d0, %d1 and need to be stored onto the stack and read in used a fmovemd
+ * so we always _need_ at least 2 slots, and this keeps the code simple */
+ cd->stackframesize += 2;
+
+ cd->stackframesize *= 8; /* we use 8 byte stack slots */
+
+#if 0
#if defined(ENABLE_THREADS)
- assert(0);
+ /* we need additional space to save argument of monitor_enter */
+ if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ if (IS_2_WORD_TYPE(m->parseddesc->returntype.type)) {
+ cd->stackframesize += 2;
+ } else {
+ cd->stackframesize += 1;
+ }
+ }
#endif
+#endif
/* create method header */
(void) dseg_add_unique_address(cd, code); /* CodeinfoPointer */
- (void) dseg_add_unique_s4(cd, cd->stackframesize * 4); /* FrameSize */
+ (void) dseg_add_unique_s4(cd, cd->stackframesize); /* FrameSize */
#if defined(ENABLE_THREADS)
if (checksync && (m->flags & ACC_SYNCHRONIZED))
- (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 4);/* IsSync */
+ (void) dseg_add_unique_s4(cd, (rd->memuse + 1) * 8);/* IsSync */
else
#endif
- (void) dseg_add_unique_s4(cd, 0); /* IsSync */
+ (void) dseg_add_unique_s4(cd, 0); /* IsSync */
(void) dseg_add_unique_s4(cd, jd->isleafmethod); /* IsLeaf */
- (void) dseg_add_unique_s4(cd, INT_SAV_CNT - rd->savintreguse); /* IntSave */
+
+ /* XXX we use the IntSave a split field for the adr now */
+ (void) dseg_add_unique_s4(cd, (ADR_SAV_CNT - rd->savadrreguse) << 16 | (INT_SAV_CNT - rd->savintreguse)); /* IntSave */
(void) dseg_add_unique_s4(cd, FLT_SAV_CNT - rd->savfltreguse); /* FltSave */
dseg_addlinenumbertablesize(cd);
emit_verbosecall_enter(jd);
#endif
/* create stack frame */
- M_AADD_IMM(-(cd->stackframesize*4), REG_SP);
+ M_AADD_IMM(-(cd->stackframesize), REG_SP);
/* save used callee saved registers */
p = cd->stackframesize;
for (i=INT_SAV_CNT-1; i>=rd->savintreguse; --i) {
- p--; M_IST(rd->savintregs[i], REG_SP, p*4);
+ p-=8; M_IST(rd->savintregs[i], REG_SP, p);
}
for (i=ADR_SAV_CNT-1; i>=rd->savadrreguse; --i) {
- p--; M_AST(rd->savadrregs[i], REG_SP, p*4);
+ p-=8; M_AST(rd->savadrregs[i], REG_SP, p);
}
#if !defined(ENABLE_SOFTFLOAT)
for (i=FLT_SAV_CNT-1; i>=rd->savfltreguse; --i) {
- p-=2; M_FST(rd->savfltregs[i], REG_SP, p*4); /* FIXME */
+ p-=8; M_FSTORE(rd->savfltregs[i], REG_SP, p);
}
#else
assert(FLT_SAV_CNT == 0);
case TYPE_INT:
if (!IS_INMEMORY(var->flags)) { /* stack arg -> register */
if (IS_2_WORD_TYPE(t)) {
- M_LLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1 + 1) * 4);
+ M_LLD(var->vv.regoff, REG_SP, cd->stackframesize + s1 + 4);
} else {
- M_ILD(var->vv.regoff, REG_SP, (cd->stackframesize + s1 + 1) * 4);
+ M_ILD(var->vv.regoff, REG_SP, cd->stackframesize + s1 + 4);
}
} else { /* stack arg -> spilled */
-#if 1
- M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1 + 1) * 4);
- M_IST(REG_ITMP1, REG_SP, var->vv.regoff * 4);
+ M_ILD(REG_ITMP1, REG_SP, cd->stackframesize + s1 + 4);
+ M_IST(REG_ITMP1, REG_SP, var->vv.regoff);
if (IS_2_WORD_TYPE(t)) {
- M_ILD(REG_ITMP1, REG_SP, (cd->stackframesize + s1 + 1) * 4 + 4);
- M_IST(REG_ITMP1, REG_SP, var->vv.regoff * 4 + 4);
+ M_ILD(REG_ITMP1, REG_SP, cd->stackframesize + s1 + 4 + 4);
+ M_IST(REG_ITMP1, REG_SP, var->vv.regoff + 4);
}
-#else
- /* Reuse Memory Position on Caller Stack */
- var->vv.regoff = cd->stackframesize + s1;
-#endif
}
break;
#if !defined(ENABLE_SOFTFLOAT)
case TYPE_DBL:
if (!IS_INMEMORY(var->flags)) { /* stack-arg -> register */
if (IS_2_WORD_TYPE(t)) {
- M_DLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1 + 1) * 4);
+ M_DLD(var->vv.regoff, REG_SP, cd->stackframesize + s1 + 4);
} else {
- M_FLD(var->vv.regoff, REG_SP, (cd->stackframesize + s1 + 1) * 4);
+ 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, (cd->stackframesize + s1 + 1) * 4);
- M_DST(REG_FTMP1, REG_SP, var->vv.regoff * 4);
+ M_DLD(REG_FTMP1, REG_SP, cd->stackframesize + s1 + 4);
+ M_DST(REG_FTMP1, REG_SP, var->vv.regoff);
} else {
- M_FLD(REG_FTMP1, REG_SP, (cd->stackframesize + s1 + 1) * 4);
- M_FST(REG_FTMP1, REG_SP, var->vv.regoff * 4);
+ M_FLD(REG_FTMP1, REG_SP, cd->stackframesize + s1 + 4);
+ M_FST(REG_FTMP1, REG_SP, var->vv.regoff);
}
-#else
- /* Reuse Memory Position on Caller Stack */
- var->vv.regoff = cd->stackframesize + s1;
-#endif
}
break;
#endif /* SOFTFLOAT */
case TYPE_ADR:
if (!IS_INMEMORY(var->flags)) { /* stack-arg -> register */
- M_ALD(var->vv.regoff, REG_SP, (cd->stackframesize + s1 + 1) * 4);
+ M_ALD(var->vv.regoff, REG_SP, cd->stackframesize + s1 + 4);
} else { /* stack-arg -> spilled */
-#if 1
- M_ALD(REG_ATMP1, REG_SP, (cd->stackframesize + s1 + 1) * 4);
- M_AST(REG_ATMP1, REG_SP, var->vv.regoff * 4);
-#else
- /* Reuse Memory Position on Caller Stack */
- var->vv.regoff = cd->stackframesize + s1;
-#endif
+ M_ALD(REG_ATMP1, REG_SP, cd->stackframesize + s1 + 4);
+ M_AST(REG_ATMP1, REG_SP, var->vv.regoff);
}
break;
default: assert(0);
}
} /* end for argument out of stack*/
- }
+#if defined(ENABLE_THREADS)
+ /* call lock_monitor_enter function */
+ if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ if (m->flags & ACC_STATIC) {
+ M_AMOV_IMM((&m->class->object.header), REG_ATMP1);
+ } else {
+ /* for non-static case the first arg is the object */
+ M_ALD(REG_ATMP1, REG_SP, cd->stackframesize + 4);
+ M_ATST(REG_ATMP1);
+ M_BNE(2);
+ M_TRAP(M68K_EXCEPTION_HARDWARE_NULLPOINTER);
+ }
+
+ M_AST(REG_ATMP1, REG_SP, rd->memuse * 8);
+ M_AST(REG_ATMP1, REG_SP, 0 * 4);
+ M_JSR_IMM(LOCK_monitor_enter);
+ }
+#endif
+ }
/* create replacement points */
REPLACEMENT_POINTS_INIT(cd, jd);
/* branch resolving */
codegen_resolve_branchrefs(cd, bptr);
+ /* handle replacement points */
+ REPLACEMENT_POINT_BLOCK_START(cd, bptr);
+
+#if defined(ENABLE_PROFILING)
+ assert(0);
+#endif
/* FIXME there are still some constrcuts to copy in here */
+#if defined(ENABLE_LSRA)
+ assert(0);
+#endif
+
+ /* copy interface registers to their destination */
+ len = bptr->indepth;
+ MCODECHECK(64+len);
+
+ while (len > 0) {
+ len--;
+ var = VAR(bptr->invars[len]);
+ if ((len == bptr->indepth-1) && (bptr->type == BBTYPE_EXH)) {
+ d = codegen_reg_of_var(0, var, REG_ATMP1_XPTR);
+ M_ADRMOVE(REG_ATMP1_XPTR, d);
+ emit_store(jd, NULL, var, d);
+ }
+ else {
+ assert((var->flags & INOUT));
+ }
+ }
+
/* walk through all instructions */
len = bptr->icount;
currentline = 0;
emit_store_dst(jd, iptr, d);
#else
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
- FCONST(iptr->sx.val.f, d);
+ FCONST(iptr->sx.val.i, d);
emit_store_dst(jd, iptr, d);
#endif
break;
emit_store_dst(jd, iptr, d);
#else
d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
- DCONST(iptr->sx.val.d, d);
+ disp = dseg_add_double(cd, iptr->sx.val.d);
+ M_AMOV_IMM(0, REG_ATMP1);
+ dseg_adddata(cd);
+ M_DLD(d, REG_ATMP1, disp);
emit_store_dst(jd, iptr, d);
#endif
break;
+ /* some long operations *********************************************/
+ case ICMD_LADD: /* ..., val1, val2 ==> ..., val1 + val2 */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP3);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_INTMOVE(s2, REG_ITMP1);
+ M_IADD(s1, REG_ITMP1); /* low word */
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP3);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP2);
+ M_INTMOVE(s2, REG_ITMP2);
+ M_IADDX(s1, REG_ITMP2); /* high word */
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LADDCONST: /* ..., value ==> ..., value + constant */
+ /* sx.val.l = constant */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+
+ M_IMOV_IMM(iptr->sx.val.l >> 32, REG_ITMP3);
+
+ s3 = iptr->sx.val.l & 0xffffffff;
+ M_INTMOVE(s1, REG_ITMP1);
+ M_IADD_IMM(s3, REG_ITMP1); /* lower word in REG_ITMP1 now */
+
+ M_IADDX(REG_ITMP3, REG_ITMP2); /* high word in REG_ITMP2 now */
+ M_LNGMOVE(REG_ITMP12_PACKED, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s2_low(jd, iptr, REG_ITMP3);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_INTMOVE(s1, REG_ITMP1);
+ M_ISUB(s2, REG_ITMP1); /* low word */
+ s1 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ s2 = emit_load_s2_high(jd, iptr, REG_ITMP3);
+ M_INTMOVE(s1, REG_ITMP2);
+ M_ISUBX(s2, REG_ITMP2); /* high word */
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LSUBCONST: /* ..., value ==> ..., value - constant */
+ /* sx.val.l = constant */
+ s1 = emit_load_s1_low(jd, iptr, REG_ITMP1);
+ s2 = emit_load_s1_high(jd, iptr, REG_ITMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+
+ M_IMOV_IMM( (-iptr->sx.val.l) >> 32, REG_ITMP3);
+
+ s3 = (-iptr->sx.val.l) & 0xffffffff;
+ M_INTMOVE(s1, REG_ITMP1);
+ M_IADD_IMM(s3, REG_ITMP1); /* lower word in REG_ITMP1 now */
+
+ M_IADDX(REG_ITMP3, REG_ITMP2); /* high word in REG_ITMP2 now */
+ M_LNGMOVE(REG_ITMP12_PACKED, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_LNEG: /* ..., value ==> ..., - value */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP12_PACKED);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_LNGMOVE(s1, REG_ITMP12_PACKED);
+ M_INEG(GET_LOW_REG(REG_ITMP12_PACKED));
+ M_INEGX(GET_HIGH_REG(REG_ITMP12_PACKED));
+ M_LNGMOVE(REG_ITMP12_PACKED, d);
+ emit_store_dst(jd, iptr, d);
+ break;
/* integer operations ************************************************/
case ICMD_INEG: /* ..., value ==> ..., - value */
emit_store_dst(jd, iptr, d);
break;
-#if 0
- case ICMD_LNEG: /* ..., value ==> ..., - value */
-
- 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;
-#endif
case ICMD_I2L: /* ..., value ==> ..., value */
- s1 = emit_load_s1(jd, iptr, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ITMP3);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
- M_INTMOVE(s1, GET_LOW_REG(d)); /* sets negativ bit */
+ M_IMOV(s1, GET_LOW_REG(d)); /* sets negativ bit */
M_BPL(4);
M_ISET(GET_HIGH_REG(d));
M_TPFW;
break;
case ICMD_IDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
-
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);
emit_arithmetic_check(cd, iptr, s2);
-
M_INTMOVE(s1, REG_ITMP1);
M_IDIV(s2, REG_ITMP1);
M_INTMOVE(REG_ITMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_IDIVPOW2: /* ..., value ==> ..., value << constant */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ M_INTMOVE(s1, REG_ITMP1);
+
+ M_ITST(REG_ITMP1);
+ M_BPL(6);
+ M_IADD_IMM((1 << iptr->sx.val.i) - 1, REG_ITMP1);
+ M_IMOV_IMM(iptr->sx.val.i, REG_ITMP2);
+ M_ISSR(REG_ITMP2, REG_ITMP1);
+ M_INTMOVE(REG_ITMP1, d);
emit_store_dst(jd, iptr, d);
break;
case ICMD_IREM: /* ..., val1, val2 ==> ..., val1 % val2 */
-
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
emit_arithmetic_check(cd, iptr, s2);
+ M_ICMP_IMM(0x80000000, s1);
+ M_BNE(4+8);
+ M_ICMP_IMM(-1, s2);
+ M_BNE(4);
+ M_ICLR(REG_ITMP3);
+ M_TPFL; /* hides the next instruction */
M_IREM(s2, s1, REG_ITMP3);
+
M_INTMOVE(REG_ITMP3, d);
emit_store_dst(jd, iptr, d);
break;
+ case ICMD_IREMPOW2: /* ..., value ==> ..., value << constant */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+ if (s1 == d) {
+ M_IMOV(s1, REG_ITMP1);
+ s1 = REG_ITMP1;
+ }
+ M_INTMOVE(s1, d);
+ M_IAND_IMM(iptr->sx.val.i, d);
+ M_ITST(s1);
+ M_BGE(2 + 2 + 6 + 2);
+ M_IMOV(s1, d); /* don't use M_INTMOVE, so we know the jump offset */
+ M_INEG(d);
+ M_IAND_IMM(iptr->sx.val.i, d); /* use 32-bit for jump offset */
+ M_INEG(d);
+
+ emit_store_dst(jd, iptr, d);
+ break;
+
+
case ICMD_LDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
case ICMD_LREM: /* ..., val1, val2 ==> ..., val1 % val2 */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
- M_INTMOVE(s1, REG_ITMP1)
- M_ISSL_IMM(iptr->sx.val.i & 0x1f, REG_ITMP1);
- M_INTMOVE(REG_ITMP1, d);
+ if (iptr->sx.val.i & 0x1f) {
+ M_INTMOVE(s1, REG_ITMP1)
+ if ((iptr->sx.val.i & 0x1f) <= 7) {
+ M_ISSL_IMM(iptr->sx.val.i & 0x1f, REG_ITMP1);
+ } else {
+ M_IMOV_IMM(iptr->sx.val.i & 0x1f, REG_ITMP2);
+ M_ISSL(REG_ITMP2, REG_ITMP1);
+ }
+ M_INTMOVE(REG_ITMP1, d);
+ } else {
+ M_INTMOVE(s1, d);
+ }
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
- M_INTMOVE(s1, REG_ITMP1)
- M_ISSR_IMM(iptr->sx.val.i & 0x1f, REG_ITMP1);
- M_INTMOVE(REG_ITMP1, d);
+ if (iptr->sx.val.i & 0x1f) {
+ M_INTMOVE(s1, REG_ITMP1)
+ if ((iptr->sx.val.i & 0x1f) <= 7) {
+ M_ISSR_IMM(iptr->sx.val.i & 0x1f, REG_ITMP1);
+ } else {
+ M_IMOV_IMM(iptr->sx.val.i & 0x1f, REG_ITMP2);
+ M_ISSR(REG_ITMP2, REG_ITMP1);
+ }
+ M_INTMOVE(REG_ITMP1, d);
+ } else {
+ M_INTMOVE(s1, d);
+ }
emit_store_dst(jd, iptr, d);
break;
/* sx.val.i = constant */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
- M_INTMOVE(s1, REG_ITMP1)
- M_IUSR_IMM(iptr->sx.val.i & 0x1f, REG_ITMP1);
- M_INTMOVE(REG_ITMP1, d);
+ if (iptr->sx.val.i & 0x1f) {
+ M_INTMOVE(s1, REG_ITMP1)
+ if ((iptr->sx.val.i & 0x1f) <= 7) {
+ M_IUSR_IMM(iptr->sx.val.i & 0x1f, REG_ITMP1);
+ } else {
+ M_IMOV_IMM(iptr->sx.val.i & 0x1f, REG_ITMP2);
+ M_IUSR(REG_ITMP2, REG_ITMP1);
+ }
+ M_INTMOVE(REG_ITMP1, d);
+ } else {
+ M_INTMOVE(s1, d);
+ }
emit_store_dst(jd, iptr, d);
break;
emit_store_dst(jd, iptr, d);
break;
+ case ICMD_IOR: /* ..., val1, val2 ==> ..., val1 | val2 */
+ 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_INTMOVE(s2, REG_ITMP2);
+ M_IOR(s1, REG_ITMP2);
+ M_INTMOVE(REG_ITMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_IORCONST: /* ..., value ==> ..., value | constant */
+ /* sx.val.i = constant */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ M_INTMOVE(s1, REG_ITMP1);
+ M_IOR_IMM(iptr->sx.val.i, REG_ITMP1);
+ M_INTMOVE(REG_ITMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_IXOR: /* ..., val1, val2 ==> ..., val1 | val2 */
+ 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_INTMOVE(s2, REG_ITMP2);
+ M_IXOR(s1, REG_ITMP2);
+ M_INTMOVE(REG_ITMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ case ICMD_IXORCONST: /* ..., value ==> ..., value | constant */
+ /* sx.val.i = constant */
+ s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ M_INTMOVE(s1, REG_ITMP1);
+ M_IXOR_IMM(iptr->sx.val.i, REG_ITMP1);
+ M_INTMOVE(REG_ITMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+ /* floating point operations ******************************************/
+ #if !defined(ENABLE_SOFTFLOAT)
+ case ICMD_FCMPL: /* ..., val1, val2 ==> ..., val1 fcmpl val2 */
+ case ICMD_DCMPL:
+ 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_IMOV_IMM(-1, d);
+ M_FCMP(s1, s2);
+ M_BFUN(14); /* result is -1, branch to end */
+ M_BFLT(10); /* result is -1, branch to end */
+ M_IMOV_IMM(0, d);
+ M_BFEQ(4) /* result is 0, branch to end */
+ M_IMOV_IMM(1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_FCMPG: /* ..., val1, val2 ==> ..., val1 fcmpg val2 */
+ case ICMD_DCMPG:
+ 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_IMOV_IMM(1, d);
+ M_FCMP(s1, s2);
+ M_BFUN(16); /* result is +1, branch to end */
+ M_BFGT(14); /* result is +1, branch to end */
+ M_IMOV_IMM(0, d);
+ M_BFEQ(8) /* result is 0, branch to end */
+ M_IMOV_IMM(-1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_FMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_FLTMOVE(s2, REG_FTMP2);
+ M_FMUL(s1, REG_FTMP2);
+ M_FLTMOVE(REG_FTMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_DMUL: /* ..., val1, val2 ==> ..., val1 * val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_DBLMOVE(s2, REG_FTMP2);
+ M_DMUL(s1, REG_FTMP2);
+ M_DBLMOVE(REG_FTMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_FDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_FLTMOVE(s1, REG_FTMP1);
+ M_FDIV(s2, REG_FTMP1);
+ M_FLTMOVE(REG_FTMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_DDIV: /* ..., val1, val2 ==> ..., val1 / val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_DBLMOVE(s1, REG_FTMP1);
+ M_DDIV(s2, REG_FTMP1);
+ M_DBLMOVE(REG_FTMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_FADD: /* ..., val1, val2 ==> ..., val1 + val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_FLTMOVE(s2, REG_FTMP2);
+ M_FADD(s1, REG_FTMP2);
+ M_FLTMOVE(REG_FTMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_DADD: /* ..., val1, val2 ==> ..., val1 + val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_DBLMOVE(s2, REG_FTMP2);
+ M_DADD(s1, REG_FTMP2);
+ M_DBLMOVE(REG_FTMP2, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_FSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_FLTMOVE(s1, REG_FTMP1);
+ M_FSUB(s2, REG_FTMP1);
+ M_FLTMOVE(REG_FTMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_DSUB: /* ..., val1, val2 ==> ..., val1 - val2 */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ s2 = emit_load_s2(jd, iptr, REG_FTMP2);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_DBLMOVE(s1, REG_FTMP1);
+ M_DSUB(s2, REG_FTMP1);
+ M_DBLMOVE(REG_FTMP1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_F2D: /* ..., value ==> ..., (double) value */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_F2D(s1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_D2F: /* ..., value ==> ..., (float) value */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_D2F(s1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_FNEG: /* ..., value ==> ..., - value */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_FNEG(s1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ case ICMD_DNEG: /* ..., value ==> ..., - value */
+ s1 = emit_load_s1(jd, iptr, REG_FTMP1);
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP2);
+ M_DNEG(s1, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+ #endif
/* load/store/copy/move operations ************************************/
case ICMD_DSTORE:
case ICMD_COPY:
case ICMD_MOVE:
- emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
+
+ emit_copy(jd, iptr);
break;
case ICMD_ASTORE:
+
if (!(iptr->flags.bits & INS_FLAG_RETADDR))
- emit_copy(jd, iptr, VAROP(iptr->s1), VAROP(iptr->dst));
+ emit_copy(jd, iptr);
break;
/* MEMORY *************************************************************/
- case ICMD_GETSTATIC:
- if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- assert(0);
- } else {
- fieldinfo *fi = iptr->sx.s23.s3.fmiref->p.field;
+ case ICMD_GETSTATIC: /* ... ==> ..., value */
+
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ uf = iptr->sx.s23.s3.uf;
+ fieldtype = uf->fieldref->parseddesc.fd->type;
+ disp = 0;
+
+ codegen_addpatchref(cd, PATCHER_get_putstatic, uf, 0);
+ }
+ else {
+ fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
+ disp = (intptr_t) fi->value;
+
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
- codegen_addpatchref(cd, PATCHER_initialize_class, fi->class, disp);
+ codegen_addpatchref(cd, PATCHER_initialize_class, fi->class,
+ 0);
}
-
- disp = (ptrint) &(fi->value);
}
+
M_AMOV_IMM(disp, REG_ATMP1);
switch (fieldtype) {
#if defined(ENABLE_SOFTFLOAT)
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
+ disp = 0;
codegen_addpatchref(cd, PATCHER_get_putstatic, uf, 0);
- } else {
+ }
+ else {
fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
- disp = &(fi->value);
+ disp = (intptr_t) fi->value;
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class))
- codegen_addpatchref(cd, PATCHER_initialize_class, fi->class, 0);
+ codegen_addpatchref(cd, PATCHER_initialize_class, fi->class,
+ 0);
}
M_AMOV_IMM(disp, REG_ATMP1);
case ICMD_GETFIELD: /* ... ==> ..., value */
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ATMP1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
#endif
case TYPE_LNG:
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);
- }
+ M_LLD(d, s1, disp);
break;
case TYPE_ADR:
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
case TYPE_DBL:
#endif
case TYPE_LNG:
- M_IST(GET_LOW_REG(s2), s1, disp + 4); /* keep this order */
- M_IST(GET_HIGH_REG(s2), s1, disp); /* keep this order */
+ M_LST(s2, s1, disp);
break;
case TYPE_ADR:
M_AST(s2, s1, disp);
s1 = emit_load_s1(jd, iptr, REG_ATMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
/* implicit null-pointer check */
- M_ILD(d, s1, OFFSET(java_arrayheader, size));
+ M_ILD(d, s1, OFFSET(java_array_t, size));
emit_store_dst(jd, iptr, d);
break;
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_INTMOVE(s2, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_bytearray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_INTMOVE(s2, REG_ITMP2);
M_ISSL_IMM(1, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_chararray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
M_LHZX(REG_ATMP1, d);
- /*M_CZEXT(d, d);*/
+ M_CZEXT(d, d);
emit_store_dst(jd, iptr, d);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_INTMOVE(s2, REG_ITMP2);
M_ISSL_IMM(1, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_shortarray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
M_LHZX(REG_ATMP1, d);
- M_HSEXT(d, d);
+ M_SSEXT(d, d);
emit_store_dst(jd, iptr, d);
break;
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_INTMOVE(s2, REG_ITMP2);
M_ISSL_IMM(2, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_intarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_intarray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
-
/* implicit null-pointer check */
M_LWZX(REG_ATMP1, d);
emit_store_dst(jd, iptr, d);
break;
-#if 0
case ICMD_LALOAD: /* ..., arrayref, index ==> ..., value */
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ATMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
/* implicit null-pointer check */
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- 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]));
+ M_INTMOVE(s2, REG_ITMP1);
+ M_ISSL_IMM(3, REG_ITMP1);
+ M_IADD_IMM(OFFSET(java_longarray_t, data[0]), REG_ITMP1);
+ M_ADRMOVE(s1, REG_ATMP1);
+ M_AADDINT(REG_ITMP1, REG_ATMP1);
+ /* implicit null-pointer check */
+ M_LLD(d, REG_ATMP1, 0);
emit_store_dst(jd, iptr, d);
break;
case ICMD_FALOAD: /* ..., arrayref, index ==> ..., value */
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ATMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- M_SLL_IMM(s2, 2, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_floatarray, data[0]), REG_ITMP2);
+ M_INTMOVE(s2, REG_ITMP2);
+ M_ISSL_IMM(2, REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_floatarray_t, data[0]), REG_ITMP2);
+ M_ADRMOVE(s1, REG_ATMP1);
+ M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
- M_LFSX(d, s1, REG_ITMP2);
+#if !defined(ENABLE_SOFTFLOAT)
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_FLD(d, REG_ATMP1, 0);
+#else
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
+ M_LWZX(REG_ATMP1, d);
+#endif
emit_store_dst(jd, iptr, d);
break;
case ICMD_DALOAD: /* ..., arrayref, index ==> ..., value */
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ATMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- M_SLL_IMM(s2, 3, REG_ITMP2);
- M_IADD_IMM(REG_ITMP2, OFFSET(java_doublearray, data[0]), REG_ITMP2);
+ M_INTMOVE(s2, REG_ITMP2);
+ M_ISSL_IMM(3, REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_doublearray_t, data[0]), REG_ITMP2);
+ M_ADRMOVE(s1, REG_ATMP1);
+ M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
- M_LFDX(d, s1, REG_ITMP2);
+#if !defined(ENABLE_SOFTFLOAT)
+ d = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ M_DLD(d, REG_ATMP1, 0);
+#else
+ d = codegen_reg_of_dst(jd, iptr, REG_ITMP12_PACKED);
+ M_LLD(d, REG_ATMP1, 0);
+#endif
emit_store_dst(jd, iptr, d);
break;
- #endif
case ICMD_AALOAD: /* ..., arrayref, index ==> ..., value */
-
s1 = emit_load_s1(jd, iptr, REG_ATMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
M_INTMOVE(s2, REG_ITMP2);
M_ISSL_IMM(2, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_objectarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_objectarray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
case ICMD_BASTORE: /* ..., arrayref, index, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
+ s1 = emit_load_s1(jd, iptr, REG_ATMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_INTMOVE(s2, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_bytearray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_bytearray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
-
/* implicit null-pointer check */
M_STBX(REG_ATMP1, s3);
break;
case ICMD_CASTORE: /* ..., arrayref, index, value ==> ... */
-
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_INTMOVE(s2, REG_ITMP2);
M_ISSL_IMM(1, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_chararray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_chararray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
break;
case ICMD_SASTORE: /* ..., arrayref, index, value ==> ... */
-
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_INTMOVE(s2, REG_ITMP2);
M_ISSL_IMM(1, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_shortarray, data[0]), REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_shortarray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
break;
case ICMD_IASTORE: /* ..., arrayref, index, value ==> ... */
-
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_INTMOVE(s2, REG_ITMP2);
- M_ISSL_IMM(1, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_intarray, data[0]), REG_ITMP2);
+ M_ISSL_IMM(2, REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_intarray_t, data[0]), REG_ITMP2);
M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
M_STWX(REG_ATMP1, s3);
break;
-#if 0
case ICMD_LASTORE: /* ..., arrayref, index, value ==> ... */
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
+ s1 = emit_load_s1(jd, iptr, REG_ATMP1);
+ s2 = emit_load_s2(jd, iptr, REG_ITMP1);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- s3 = emit_load_s3_high(jd, iptr, REG_ITMP3);
- M_INTMOVE(s2, REG_ITMP2);
- M_IADD_IMM(OFFSET(java_bytearray, data[0]), REG_ITMP2);
- M_ISSL_IMM(1, REG_ITMP2);
+
+ M_INTMOVE(s2, REG_ITMP1);
+ M_ISSL_IMM(3, REG_ITMP1);
+ M_IADD_IMM(OFFSET(java_longarray_t, data[0]), REG_ITMP1);
M_ADRMOVE(s1, REG_ATMP1);
- M_AADDINT(REG_ITMP2, REG_ATMP1);
+ M_AADDINT(REG_ITMP1, REG_ATMP1);
/* implicit null-pointer check */
- 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);
+ s3 = emit_load_s3(jd, iptr, REG_ITMP12_PACKED);
+ M_LST(s3, REG_ATMP1, 0);
break;
case ICMD_FASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
- 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_INTMOVE(s2, REG_ITMP2);
+ M_ISSL_IMM(2, REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_floatarray_t, data[0]), REG_ITMP2);
+ M_ADRMOVE(s1, REG_ATMP1);
+ M_AADDINT(REG_ITMP2, REG_ATMP1);
/* implicit null-pointer check */
- M_STFSX(s3, s1, REG_ITMP2);
+#if !defined(ENABLE_SOFTFLOAT)
+ s3 = emit_load_s3(jd, iptr, REG_FTMP3);
+ M_FST(s3, REG_ATMP1, 0);
+#else
+ s3 = emit_load_s3(jd, iptr, REG_ITMP3);
+ M_STWX(REG_ATMP1, s3);
+#endif
break;
case ICMD_DASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
+ M_INTMOVE(s2, REG_ITMP2);
+ M_ISSL_IMM(3, REG_ITMP2);
+ M_IADD_IMM(OFFSET(java_doublearray_t, data[0]), REG_ITMP2);
+ M_ADRMOVE(s1, REG_ATMP1);
+ M_AADDINT(REG_ITMP2, REG_ATMP1);
+ /* implicit null-pointer check */
+#if !defined(ENABLE_SOFTFLOAT)
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_DST(s3, REG_ATMP1, 0);
+#else
+ s3 = emit_load_s3(jd, iptr, REG_ITMP12_PACKED);
/* implicit null-pointer check */
- M_STFDX(s3, s1, REG_ITMP2);
+ M_LST(s3, REG_ATMP1, 0);
+#endif
break;
- #endif
case ICMD_AASTORE: /* ..., arrayref, index, value ==> ... */
s1 = emit_load_s1(jd, iptr, REG_ATMP1);
M_AST(s1, REG_SP, 0*4);
M_AST(s3, REG_SP, 1*4);
M_JSR_IMM(BUILTIN_canstore);
- emit_exception_check_ireg(cd, iptr);
+ emit_exception_check(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_ATMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP1);
s3 = emit_load_s3(jd, iptr, REG_ATMP2);
M_INTMOVE(s2, REG_ITMP1);
M_ISSL_IMM(2, REG_ITMP1);
- M_IADD_IMM(OFFSET(java_objectarray, data[0]), REG_ITMP1);
- M_INTMOVE(s1, REG_ATMP1);
+ M_IADD_IMM(OFFSET(java_objectarray_t, data[0]), REG_ITMP1);
+ M_ADRMOVE(s1, REG_ATMP1);
M_AADDINT(REG_ITMP1, REG_ATMP1);
/* implicit null-pointer check */
M_STAX(REG_ATMP1, s3);
#endif
case TYPE_LNG:
d = emit_load(jd, iptr, var, REG_ITMP12_PACKED);
- M_LST(d, REG_SP, md->params[s3].regoff*4);
+ M_LST(d, REG_SP, md->params[s3].regoff);
break;
#if defined(ENABLE_SOFTFLOAT)
case TYPE_FLT:
#endif
case TYPE_INT:
d = emit_load(jd, iptr, var, REG_ITMP1);
- M_IST(d, REG_SP, md->params[s3].regoff*4);
+ M_IST(d, REG_SP, md->params[s3].regoff);
break;
case TYPE_ADR:
d = emit_load(jd, iptr, var, REG_ATMP1);
- M_AST(d, REG_SP, md->params[s3].regoff*4);
+ M_AST(d, REG_SP, md->params[s3].regoff);
break;
#if !defined(ENABLE_SOFTFLOAT)
case TYPE_FLT:
+ d = emit_load(jd, iptr, var, REG_FTMP1);
+ M_FST(d, REG_SP, md->params[s3].regoff);
+ break;
case TYPE_DBL:
+ d = emit_load(jd, iptr, var, REG_FTMP1);
+ M_DST(d, REG_SP, md->params[s3].regoff);
+ break;
#endif
default:
assert(0);
M_JSR_IMM(disp);
REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
- /*emit_exception_check(cd, iptr); TODO */
+ emit_exception_check(cd, iptr);
break;
case ICMD_INVOKESPECIAL:
/* load object pointer (==argument 0) */
M_ALD(REG_ATMP1, REG_SP, 0);
/* implicit null-pointer check */
- M_ALD(REG_METHODPTR, REG_ATMP1, OFFSET(java_objectheader, vftbl));
- M_ALD(REG_ATMP1, REG_METHODPTR, s1);
+ M_ALD(REG_METHODPTR, REG_ATMP1, OFFSET(java_object_t, vftbl));
+ M_ALD(REG_ATMP3, REG_METHODPTR, s1);
/* generate the actual call */
- M_JSR(REG_ATMP1);
+ M_JSR(REG_ATMP3);
break;
case ICMD_INVOKEINTERFACE:
if (lm == NULL) {
M_ALD(REG_ATMP1, REG_SP, 0);
/* implicit null-pointer check */
- M_ALD(REG_METHODPTR, REG_ATMP1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_METHODPTR, REG_ATMP1, OFFSET(java_object_t, vftbl));
M_ALD(REG_METHODPTR, REG_METHODPTR, s1);
- M_ALD(REG_ATMP1, REG_METHODPTR, s2);
+ M_ALD(REG_ATMP3, REG_METHODPTR, s2);
/* generate the actual call */
- M_JSR(REG_ATMP1);
+ M_JSR(REG_ATMP3);
REPLACEMENT_POINT_INVOKE_RETURN(cd, iptr);
break;
M_INT2ADRMOVE(REG_RESULT, s1);
break;
#if !defined(ENABLE_SOFTFLOAT)
+ /*
+ * for BUILTINS float values are returned in %d0,%d1
+ * within cacao we use %fp0 for that.
+ */
case TYPE_FLT:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ if (iptr->opc == ICMD_BUILTIN) {
+ M_INT2FLTMOVE(REG_FRESULT, s1);
+ } else {
+ M_FLTMOVE(REG_FRESULT, s1);
+ }
+ break;
case TYPE_DBL:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_FTMP1);
+ if (iptr->opc == ICMD_BUILTIN) {
+ M_LST(REG_RESULT_PACKED, REG_SP, rd->memuse * 4 + 4);
+ M_DLD(s1, REG_SP, rd->memuse * 4 + 4);
+ } else {
+ M_DBLMOVE(REG_FRESULT, s1);
+ }
+ break;
#endif
default:
assert(0);
case ICMD_DRETURN:
#endif
case ICMD_LRETURN: /* ..., retvalue ==> ... */
-
REPLACEMENT_POINT_RETURN(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_RESULT_PACKED);
M_LNGMOVE(s1, REG_RESULT_PACKED);
#if !defined(ENABLE_SOFTFLOAT)
case ICMD_FRETURN: /* ..., retvalue ==> ... */
- case ICMD_DRETURN:
-
REPLACEMENT_POINT_RETURN(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_FRESULT);
M_FLTMOVE(s1, REG_FRESULT);
goto nowperformreturn;
+
+ case ICMD_DRETURN:
+ REPLACEMENT_POINT_RETURN(cd, iptr);
+ s1 = emit_load_s1(jd, iptr, REG_FRESULT);
+ M_DBLMOVE(s1, REG_FRESULT);
+ goto nowperformreturn;
+
#endif
case ICMD_RETURN: /* ... ==> ... */
#endif
#if defined(ENABLE_THREADS)
+ /* call lock_monitor_exit */
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);
+ M_ILD(REG_ITMP3, REG_SP, rd->memuse * 8);
/* we need to save the proper return value */
-
+ /* we do not care for the long -> doubel convert space here */
switch (iptr->opc) {
+#if defined(ENABLE_SOFTFLOAT)
+ case ICMD_DRETURN:
+#endif
case ICMD_LRETURN:
- M_IST(REG_RESULT2, REG_SP, rd->memuse * 4 + 8);
- /* fall through */
+ M_LST(REG_RESULT_PACKED, REG_SP, rd->memuse * 8 + 8);
+ break;
+#if defined(ENABLE_SOFTFLOAT)
+ case ICMD_FRETURN:
+#endif
case ICMD_IRETURN:
case ICMD_ARETURN:
- M_IST(REG_RESULT , REG_SP, rd->memuse * 4 + 4);
+ M_IST(REG_RESULT , REG_SP, rd->memuse * 8 + 8);
break;
+#if !defined(ENABLE_SOFTFLOAT)
case ICMD_FRETURN:
- M_FST(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
+ M_FST(REG_FRESULT, REG_SP, rd->memuse * 8 + 8);
break;
case ICMD_DRETURN:
- M_DST(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
+ M_DST(REG_FRESULT, REG_SP, rd->memuse * 8 + 8);
break;
+#endif
}
- M_ALD(REG_A0, REG_SP, rd->memuse * 4);
- M_JSR;
+ M_IST(REG_ITMP3, REG_SP, 0 * 4);
+ M_JSR_IMM(LOCK_monitor_exit);
/* and now restore the proper return value */
-
switch (iptr->opc) {
+
+#if defined(ENABLE_SOFTFLOAT)
+ case ICMD_DRETURN:
+#endif
case ICMD_LRETURN:
- M_ILD(REG_RESULT2, REG_SP, rd->memuse * 4 + 8);
- /* fall through */
+ M_LLD(REG_RESULT_PACKED, REG_SP, rd->memuse * 8 + 8);
+ break;
+#if defined(ENABLE_SOFTFLOAT)
+ case ICMD_FRETURN:
+#endif
case ICMD_IRETURN:
case ICMD_ARETURN:
- M_ILD(REG_RESULT , REG_SP, rd->memuse * 4 + 4);
+ M_ILD(REG_RESULT , REG_SP, rd->memuse * 8 + 8);
break;
+#if !defined(ENABLE_SOFTFLOAT)
case ICMD_FRETURN:
- M_FLD(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
+ M_FLD(REG_FRESULT, REG_SP, rd->memuse * 8 + 8);
break;
case ICMD_DRETURN:
- M_DLD(REG_FRESULT, REG_SP, rd->memuse * 4 + 4);
+ M_DLD(REG_FRESULT, REG_SP, rd->memuse * 8 + 8);
break;
+#endif
}
}
#endif
/* restore saved registers */
for (i = INT_SAV_CNT - 1; i >= rd->savintreguse; i--) {
- p--; M_ILD(rd->savintregs[i], REG_SP, p * 4);
+ p-=8; M_ILD(rd->savintregs[i], REG_SP, p);
}
for (i=ADR_SAV_CNT-1; i>=rd->savadrreguse; --i) {
- p--; M_ALD(rd->savadrregs[i], REG_SP, p*4);
+ p-=8; M_ALD(rd->savadrregs[i], REG_SP, p);
}
#if !defined(ENABLE_SOFTFLOAT)
for (i = FLT_SAV_CNT - 1; i >= rd->savfltreguse; i--) {
- p -= 2; M_DLD(rd->savfltregs[i], REG_SP, p * 4);
+ p-=8; M_FLOAD(rd->savfltregs[i], REG_SP, p);
}
#endif
/* deallocate stack */
- M_AADD_IMM(cd->stackframesize*4, REG_SP);
+ M_AADD_IMM(cd->stackframesize, REG_SP);
M_RET;
}
break;
superindex = super->index;
}
-#if defined(ENABLE_THREADS)
- codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE))
+ CODEGEN_CRITICAL_SECTION_NEW;
+
s1 = emit_load_s1(jd, iptr, REG_ATMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
emit_label_beq(cd, BRANCH_LABEL_3);
}
- M_ALD(REG_ATMP1, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ATMP1, s1, OFFSET(java_object_t, vftbl));
M_ILD(REG_ITMP3, REG_ATMP1, OFFSET(vftbl_t, interfacetablelength));
M_IADD_IMM(-superindex, REG_ITMP3); /* -superindex may be patched patched */
M_ITST(REG_ITMP3);
emit_label_beq(cd, BRANCH_LABEL_5);
}
- M_ALD(REG_ATMP1, s1, OFFSET(java_objectheader, vftbl));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ M_ALD(REG_ATMP1, s1, OFFSET(java_object_t, vftbl));
+
+ CODEGEN_CRITICAL_SECTION_START;
+
M_ILD(REG_ITMP1, REG_ATMP1, OFFSET(vftbl_t, baseval));
M_ILD(REG_ITMP3, REG_ATMP2, OFFSET(vftbl_t, baseval));
M_ILD(REG_ITMP2, REG_ATMP2, OFFSET(vftbl_t, diffval));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+
+ CODEGEN_CRITICAL_SECTION_END;
+
M_ISUB(REG_ITMP3, REG_ITMP1);
- M_ICMP(REG_ITMP1, REG_ITMP2);
- M_BGT(4);
+ M_ICMP(REG_ITMP2, REG_ITMP1);
+ M_BHI(4);
M_IMOV_IMM(1, d);
M_TPFW; /* overlaps next instruction */
M_ICLR(d);
superindex = super->index;
}
-#if defined(ENABLE_THREADS)
- codegen_threadcritrestart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ if ((super == NULL) || !(super->flags & ACC_INTERFACE))
+ CODEGEN_CRITICAL_SECTION_NEW;
s1 = emit_load_s1(jd, iptr, REG_ATMP1);
assert(VAROP(iptr->s1)->type == TYPE_ADR);
emit_label_beq(cd, BRANCH_LABEL_3);
}
- M_ALD(REG_ATMP2, s1, OFFSET(java_objectheader, vftbl));
+ M_ALD(REG_ATMP2, s1, OFFSET(java_object_t, vftbl));
M_ILD(REG_ITMP3, REG_ATMP2, OFFSET(vftbl_t, interfacetablelength));
M_IADD_IMM(-superindex, REG_ITMP3); /* superindex patched */
emit_label_beq(cd, BRANCH_LABEL_5);
}
- M_ALD(REG_ATMP2, s1, OFFSET(java_objectheader, vftbl));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
-#endif
+ M_ALD(REG_ATMP2, s1, OFFSET(java_object_t, vftbl));
+
+ CODEGEN_CRITICAL_SECTION_START;
+
M_ILD(REG_ITMP3, REG_ATMP2, OFFSET(vftbl_t, baseval)); /* REG_ITMP3 == sub->vftbl->baseval */
-#if 0
- if (s1 != REG_ATMP1) {
-#endif
- M_ILD(REG_ITMP1, REG_ATMP3, OFFSET(vftbl_t, baseval));
- M_ILD(REG_ITMP2, REG_ATMP3, OFFSET(vftbl_t, diffval));
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
- M_ISUB(REG_ITMP1, REG_ITMP3);
- M_ICMP(REG_ITMP2, REG_ITMP1); /* XXX was CMPU */
-#if 0
- } else {
- assert(0);
- M_ILD(REG_ITMP2, REG_ATMP3, OFFSET(vftbl_t, baseval));
- M_ISUB(REG_ITMP3, REG_ITMP2);
- M_ILD(REG_ITMP3, REG_ATMP3, OFFSET(vftbl_t, diffval));
- M_ICMP(REG_ITMP2, REG_ITMP3); /* XXX was CMPU */
-#if defined(ENABLE_THREADS)
- codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
-#endif
- }
-#endif
+ M_ILD(REG_ITMP1, REG_ATMP3, OFFSET(vftbl_t, baseval));
+ M_ILD(REG_ITMP2, REG_ATMP3, OFFSET(vftbl_t, diffval));
+
+ CODEGEN_CRITICAL_SECTION_END;
+
+ M_ISUB(REG_ITMP1, REG_ITMP3);
+ M_ICMP(REG_ITMP2, REG_ITMP3); /* XXX was CMPU */
+
emit_classcast_check(cd, iptr, BRANCH_UGT, REG_ITMP3, s1); /* XXX was BRANCH_GT */
if (super != NULL)
M_AMOV_IMM(iptr->sx.s23.s3.c.cls, REG_ATMP1);
}
- M_APUSH(s1);
M_APUSH(REG_ATMP1);
+ M_APUSH(s1);
M_JSR_IMM(BUILTIN_arraycheckcast);
M_AADD_IMM(2*4, REG_SP); /* pop arguments off stack */
M_ITST(REG_RESULT);
break;
}
+ case ICMD_MULTIANEWARRAY:/* ..., cnt1, [cnt2, ...] ==> ..., arrayref */
+
+ /* check for negative sizes and copy sizes to stack if necessary */
+ MCODECHECK((iptr->s1.argcount << 1) + 64);
+
+ for (s1 = iptr->s1.argcount; --s1 >= 0;) {
+ var = VAR(iptr->sx.s23.s2.args[s1]);
+
+ /* Already Preallocated? */
+ if (!(var->flags & PREALLOC)) {
+ s2 = emit_load(jd, iptr, var, REG_ITMP1);
+ M_IST(s2, REG_SP, (s1 + 3) * 4);
+ }
+ }
+
+ /* a0 = dimension count */
+ M_IMOV_IMM(iptr->s1.argcount, REG_ITMP1);
+ M_IST(REG_ITMP1, REG_SP, 0*4);
+
+ /* a1 = arraydescriptor */
+ if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
+ codegen_addpatchref(cd, PATCHER_resolve_classref_to_classinfo, iptr->sx.s23.s3.c.ref, 0);
+ M_AMOV_IMM(0, REG_ATMP1);
+ } else {
+ M_AMOV_IMM(iptr->sx.s23.s3.c.cls, REG_ATMP1);
+ }
+ M_AST(REG_ATMP1, REG_SP, 1*4);
+
+ /* a2 = pointer to dimensions = stack pointer */
+ M_AMOV(REG_SP, REG_ATMP1);
+ M_AADD_IMM(3*4, REG_ATMP1);
+ M_AST(REG_ATMP1, REG_SP, 2*4);
+
+ M_JSR_IMM(BUILTIN_multianewarray);
+
+ /* check for exception before result assignment */
+ emit_exception_check(cd, iptr);
+
+ assert(VAROP(iptr->dst)->type == TYPE_ADR);
+ d = codegen_reg_of_dst(jd, iptr, REG_RESULT);
+ M_INT2ADRMOVE(REG_RESULT, d);
+ emit_store_dst(jd, iptr, d);
+ break;
+
+
default:
printf("UNKNOWN OPCODE %d\n", iptr->opc);
exceptions_throw_internalerror("Unknown ICMD %d during code generation", iptr->opc);
return false;
} /* switch */
- M_TPF;
+ /* M_TPF; */ /* nop after each ICMD */
} /* for each instruction */
+
+ /* At the end of a basic block we may have to append some nops,
+ because the patcher stub calling code might be longer than the
+ actual instruction. So codepatching does not change the
+ following block unintentionally. */
+
+ if (cd->mcodeptr < cd->lastmcodeptr) {
+ while (cd->mcodeptr < cd->lastmcodeptr) {
+ M_NOP;
+ }
+ }
+
+
} /* if (btpre->flags >= BBREACHED) */
} /* for each basic block */
/* generate stubs */
emit_patcher_stubs(jd);
- REPLACEMENT_EMIT_STUBS(jd);
return true;
}
-/* createnativestub ************************************************************
- Creates a stub routine which calls a native method.
+/* codegen_emit_stub_compiler **************************************************
+ Emits a stub routine which calls the compiler.
+
*******************************************************************************/
-u1* createnativestub(functionptr f, jitdata *jd, methoddesc *nmd)
+
+void codegen_emit_stub_compiler(jitdata *jd)
+{
+ methodinfo *m;
+ codegendata *cd;
+
+ /* get required compiler data */
+
+ m = jd->m;
+ cd = jd->cd;
+
+ /* code for the stub */
+
+ M_AMOV_IMM(m, REG_ATMP1);
+ M_AMOV_IMM(asm_call_jit_compiler, REG_ATMP3);
+ M_JMP(REG_ATMP3);
+}
+
+
+/* codegen_emit_stub_native ****************************************************
+
+ Emits a stub routine which calls a native method.
+
+*******************************************************************************/
+
+void codegen_emit_stub_native(jitdata *jd, methoddesc *nmd, functionptr f)
{
methodinfo *m;
codeinfo *code;
cd->stackframesize = sizeof(stackframeinfo) / SIZEOF_VOID_P +
sizeof(localref_table) / SIZEOF_VOID_P +
nmd->memuse +
- 4 + /* %d0,%d1,%a0,%a1*/
- 2 * 2 + /* %f0,%f1 */
1 + /* functionptr */
4; /* args for codegen_start_native_call */
#if !defined(WITH_STATIC_CLASSPATH)
if (f == NULL) {
codegen_addpatchref(cd, PATCHER_resolve_native_function, m, 0);
- /*M_AMOV_IMM(0, REG_ATMP2);*/
}
#endif
M_AMOV_IMM(f, REG_ATMP2); /* do not move this line, the patcher is needed */
M_AST(REG_ATMP2, REG_SP, 4 * 4);
- /* save integer and float temp registers */
- /*
- M_IST(REG_D0, REG_SP, 4*4 + 2*8 + 3*4);
- M_IST(REG_D1, REG_SP, 4*4 + 2*8 + 2*4);
- M_AST(REG_A0, REG_SP, 4*4 + 2*8 + 1*4);
- M_AST(REG_A1, REG_SP, 4*4 + 2*8 + 0*4);
- */
-
- /* TODO */
- /* store %f0, %f1 */
-
/* put arguments for codegen_start_native_call onto stack */
/* void codegen_start_native_call(u1 *datasp, u1 *pv, u1 *sp, u1 *ra) */
M_AST(REG_ATMP1, REG_SP, 2 * 4); /* sp */
M_AMOV_IMM(0, REG_ATMP2); /* 0 needs to patched */
- dseg_adddata(cd); /* this patches it */
+ dseg_adddata(cd); /* this patches it */
M_AST(REG_ATMP2, REG_SP, 1 * 4); /* pv */
/* all arguments via stack */
assert(md->params[i].inmemory);
- s1 = (md->params[i].regoff + cd->stackframesize + 1) * 4;
- s2 = nmd->params[j].regoff * 4;
+ s1 = md->params[i].regoff + cd->stackframesize * 4 + 4;
+ s2 = nmd->params[j].regoff;
/* simply copy argument stack */
M_ILD(REG_ITMP1, REG_SP, s1);
switch (md->returntype.type) {
case TYPE_VOID: break;
-#if defined(ENABLE_SOFTFLOAT)
+ /* natives return float arguments in %d0, %d1, cacao expects them in %fp0 */
case TYPE_DBL:
-#endif
case TYPE_LNG:
M_IST(REG_D1, REG_SP, 2 * 4);
/* fall through */
-#if defined(ENABLE_SOFTFLOAT)
case TYPE_FLT:
-#endif
case TYPE_INT:
case TYPE_ADR:
M_IST(REG_D0, REG_SP, 1 * 4);
break;
-#if !defined(ENABLE_SOFTFLOAT)
- case TYPE_FLT:
- case TYPE_DBL: /* FIXME */
-#endif
default: assert(0);
}
M_AST(REG_ATMP3, REG_SP, 0 * 4); /* datasp */
M_JSR_IMM(codegen_finish_native_call);
- M_INT2ADRMOVE(REG_RESULT, REG_ATMP3);
+ M_INT2ADRMOVE(REG_RESULT, REG_ATMP1);
/* restore return value */
switch (md->returntype.type) {
case TYPE_VOID: break;
-#if defined(ENABLE_SOFTFLOAT)
case TYPE_DBL:
-#endif
case TYPE_LNG:
M_ILD(REG_D1, REG_SP, 2 * 4);
/* fall through */
-#if defined(ENABLE_SOFTFLOAT)
case TYPE_FLT:
-#endif
case TYPE_INT:
case TYPE_ADR:
M_ILD(REG_D0, REG_SP, 1 * 4);
break;
+ default: assert(0);
+ }
#if !defined(ENABLE_SOFTFLOAT)
+ /* additionally load values into floating points registers
+ * as cacao jit code expects them there */
+ switch (md->returntype.type) {
case TYPE_FLT:
- case TYPE_DBL: /* FIXME */
-#endif
- default: assert(0);
+ M_FLD(REG_D0, REG_SP, 1 * 4);
+ break;
+ case TYPE_DBL:
+ M_DLD(REG_D0, REG_SP, 1 * 4);
+ break;
}
+#endif
/* restore saved registers */
M_AADD_IMM(cd->stackframesize*4, REG_SP);
/* check for exception */
- M_ATST(REG_ATMP3);
+ M_ATST(REG_ATMP1);
M_BNE(2);
M_RET;
- /* handle exception */
- M_JSR_IMM(0); /* FIXME */
+ /* handle exception, REG_ATMP1 already contains exception object, REG_ATMP2 holds address */
+
+ M_ALD(REG_ATMP2_XPC, REG_SP, 0); /* take return address as faulting instruction */
+ M_AADD_IMM(-2, REG_ATMP2_XPC); /* which is off by 2 */
+ M_JMP_IMM(asm_handle_nat_exception);
+ /* should never be reached from within jit code*/
+ M_JSR_IMM(0);
/* generate patcher stub call code */
emit_patcher_stubs(jd);
- codegen_finish(jd);
-
- return code->entrypoint;
}
-/* createcompilerstub **********************************************************
- Creates a stub routine which calls the compiler.
-
-*******************************************************************************/
-
-#define COMPILERSTUB_DATASIZE (3 * SIZEOF_VOID_P)
-#define COMPILERSTUB_CODESIZE (6+6+6+2)
-#define COMPILERSTUB_SIZE (COMPILERSTUB_DATASIZE + COMPILERSTUB_CODESIZE)
-u1* createcompilerstub(methodinfo *m)
-{
- u1 *s;
- ptrint *d;
- codegendata *cd;
- s4 dumpsize;
-
- s = CNEW(u1, COMPILERSTUB_SIZE);
-
- /* set data and code pointer */
- d = (ptrint *)s;
- s = s + COMPILERSTUB_DATASIZE;
-
- /* mark start of dump memory area */
- dumpsize = dump_size();
- cd = DNEW(codegendata);
- cd->mcodeptr = s;
-
- /* Store codeinfo pointer in the same place as in the
- * methodheader for compiled methods */
- d[0] = (ptrint) asm_call_jit_compiler;
- d[1] = (ptrint) m;
- d[2] = (ptrint) &d[1]; /* fake code->m */
-
- M_AMOV_IMM(m, REG_ATMP1);
- M_AMOV_IMM(asm_call_jit_compiler, REG_ATMP3);
- M_JMP_IMM(asm_call_jit_compiler);
- M_RET;
-
- md_cacheflush((u1 *) d, COMPILERSTUB_SIZE);
-#if defined(ENABLE_STATISTICS)
- if (opt_stat)
- count_cstub_len += COMPILERSTUB_SIZE;
-#endif
-
- /* release dump area */
- dump_release(dumpsize);
-
- return s;
-}
+/*
+ * These are local overrides for various environment variables in Emacs.
+ * Please do not remove this and leave it at the end of the file, where
+ * Emacs will automagically detect them.
+ * ---------------------------------------------------------------------
+ * Local variables:
+ * mode: c
+ * indent-tabs-mode: t
+ * c-basic-offset: 4
+ * tab-width: 4
+ * End:
+ * vim:noexpandtab:sw=4:ts=4:
+ */
projects / cacao.git / blobdiff