Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
- $Id: codegen.c 7281 2007-02-03 19:51:36Z twisti $
+ $Id: codegen.c 7590 2007-03-28 18:54:02Z twisti $
*/
#include "vmcore/statistics.h"
-/* codegen *********************************************************************
+/* codegen_emit ****************************************************************
Generates machine code.
*******************************************************************************/
-bool codegen(jitdata *jd)
+bool codegen_emit(jitdata *jd)
{
methodinfo *m;
codeinfo *code;
}
else {
M_TEST(REG_A0);
- M_BEQ(0);
- codegen_add_nullpointerexception_ref(cd);
+ M_BNE(8);
+ M_ALD_MEM(REG_A0, EXCEPTION_HARDWARE_NULLPOINTER);
}
M_AST(REG_A0, REG_SP, s1 * 8);
M_MOV_IMM(1, REG_ITMP1);
M_MOV_IMM(-1, REG_ITMP2);
emit_ucomiss_reg_reg(cd, s1, s2);
- M_CMOVB(REG_ITMP1, d);
- M_CMOVA(REG_ITMP2, d);
+ M_CMOVULT(REG_ITMP1, d);
+ M_CMOVUGT(REG_ITMP2, d);
M_CMOVP(REG_ITMP2, d); /* treat unordered as GT */
emit_store_dst(jd, iptr, d);
break;
M_MOV_IMM(1, REG_ITMP1);
M_MOV_IMM(-1, REG_ITMP2);
emit_ucomiss_reg_reg(cd, s1, s2);
- M_CMOVB(REG_ITMP1, d);
- M_CMOVA(REG_ITMP2, d);
+ M_CMOVULT(REG_ITMP1, d);
+ M_CMOVUGT(REG_ITMP2, d);
M_CMOVP(REG_ITMP1, d); /* treat unordered as LT */
emit_store_dst(jd, iptr, d);
break;
M_MOV_IMM(1, REG_ITMP1);
M_MOV_IMM(-1, REG_ITMP2);
emit_ucomisd_reg_reg(cd, s1, s2);
- M_CMOVB(REG_ITMP1, d);
- M_CMOVA(REG_ITMP2, d);
+ M_CMOVULT(REG_ITMP1, d);
+ M_CMOVUGT(REG_ITMP2, d);
M_CMOVP(REG_ITMP2, d); /* treat unordered as GT */
emit_store_dst(jd, iptr, d);
break;
M_MOV_IMM(1, REG_ITMP1);
M_MOV_IMM(-1, REG_ITMP2);
emit_ucomisd_reg_reg(cd, s1, s2);
- M_CMOVB(REG_ITMP1, d);
- M_CMOVA(REG_ITMP2, d);
+ M_CMOVULT(REG_ITMP1, d);
+ M_CMOVUGT(REG_ITMP2, d);
M_CMOVP(REG_ITMP1, d); /* treat unordered as LT */
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
- emit_nullpointer_check(cd, iptr, s1);
+ /* implicit null-pointer check */
M_ILD(d, s1, OFFSET(java_arrayheader, size));
emit_store_dst(jd, iptr, d);
break;
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_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movsbq_memindex_reg(cd, OFFSET(java_bytearray, data[0]), s1, s2, 0, d);
emit_store_dst(jd, iptr, d);
break;
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_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movzwq_memindex_reg(cd, OFFSET(java_chararray, data[0]), s1, s2, 1, d);
emit_store_dst(jd, iptr, d);
break;
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_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movswq_memindex_reg(cd, OFFSET(java_shortarray, data[0]), s1, s2, 1, d);
emit_store_dst(jd, iptr, d);
break;
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_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movl_memindex_reg(cd, OFFSET(java_intarray, data[0]), s1, s2, 2, d);
emit_store_dst(jd, iptr, d);
break;
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_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_mov_memindex_reg(cd, OFFSET(java_longarray, data[0]), s1, s2, 3, d);
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movss_memindex_reg(cd, OFFSET(java_floatarray, data[0]), s1, s2, 2, d);
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
d = codegen_reg_of_dst(jd, iptr, REG_FTMP3);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movsd_memindex_reg(cd, OFFSET(java_doublearray, data[0]), s1, s2, 3, d);
emit_store_dst(jd, iptr, d);
break;
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_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_mov_memindex_reg(cd, OFFSET(java_objectarray, data[0]), s1, s2, 3, d);
emit_store_dst(jd, iptr, d);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
emit_movb_reg_memindex(cd, s3, OFFSET(java_bytearray, data[0]), s1, s2, 0);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
emit_movw_reg_memindex(cd, s3, OFFSET(java_chararray, data[0]), s1, s2, 1);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
emit_movw_reg_memindex(cd, s3, OFFSET(java_shortarray, data[0]), s1, s2, 1);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
emit_movl_reg_memindex(cd, s3, OFFSET(java_intarray, data[0]), s1, s2, 2);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
emit_mov_reg_memindex(cd, s3, OFFSET(java_longarray, data[0]), s1, s2, 3);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
emit_movss_reg_memindex(cd, s3, OFFSET(java_floatarray, data[0]), s1, s2, 2);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_FTMP3);
emit_movsd_reg_memindex(cd, s3, OFFSET(java_doublearray, data[0]), s1, s2, 3);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
s3 = emit_load_s3(jd, iptr, REG_ITMP3);
M_MOV(s1, REG_A0);
M_MOV(s3, REG_A1);
M_MOV_IMM(BUILTIN_canstore, REG_ITMP1);
M_CALL(REG_ITMP1);
- M_TEST(REG_RESULT);
- M_BEQ(0);
- codegen_add_arraystoreexception_ref(cd);
+ emit_exception_check(cd, iptr);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movb_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_bytearray, data[0]), s1, s2, 0);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_chararray, data[0]), s1, s2, 1);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movw_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_shortarray, data[0]), s1, s2, 1);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_movl_imm_memindex(cd, iptr->sx.s23.s3.constval, OFFSET(java_intarray, data[0]), s1, s2, 2);
break;
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
if (IS_IMM32(iptr->sx.s23.s3.constval)) {
emit_mov_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff), OFFSET(java_longarray, data[0]), s1, s2, 3);
- } else {
+ }
+ else {
emit_movl_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval & 0x00000000ffffffff), OFFSET(java_longarray, data[0]), s1, s2, 3);
emit_movl_imm_memindex(cd, (u4) (iptr->sx.s23.s3.constval >> 32), OFFSET(java_longarray, data[0]) + 4, s1, s2, 3);
}
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- emit_array_checks(cd, iptr, s1, s2);
+ /* implicit null-pointer check */
+ emit_arrayindexoutofbounds_check(cd, iptr, s1, s2);
emit_mov_imm_memindex(cd, 0, OFFSET(java_objectarray, data[0]), s1, s2, 3);
break;
uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, NULL);
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
/* must be calculated before codegen_add_patch_ref */
fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
disp = dseg_add_address(cd, &(fi->value));
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
PROFILE_CYCLE_STOP;
codegen_add_patch_ref(cd, PATCHER_clinit, fi->class, 0);
+ PROFILE_CYCLE_START;
+
if (opt_shownops)
disp -= PATCHER_CALL_SIZE;
-
- PROFILE_CYCLE_START;
}
}
uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, NULL);
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
/* must be calculated before codegen_add_patch_ref */
fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
disp = dseg_add_address(cd, &(fi->value));
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
PROFILE_CYCLE_STOP;
codegen_add_patch_ref(cd, PATCHER_clinit, fi->class, 0);
+ PROFILE_CYCLE_START;
+
if (opt_shownops)
disp -= PATCHER_CALL_SIZE;
-
- PROFILE_CYCLE_START;
}
}
uf = iptr->sx.s23.s3.uf;
fieldtype = uf->fieldref->parseddesc.fd->type;
disp = dseg_add_unique_address(cd, NULL);
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
/* must be calculated before codegen_add_patch_ref */
if (opt_shownops)
disp -= PATCHER_CALL_SIZE;
-
/* PROFILE_CYCLE_STOP; */
codegen_add_patch_ref(cd, PATCHER_get_putstatic, uf, disp);
fi = iptr->sx.s23.s3.fmiref->p.field;
fieldtype = fi->type;
disp = dseg_add_address(cd, &(fi->value));
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
if (!CLASS_IS_OR_ALMOST_INITIALIZED(fi->class)) {
PROFILE_CYCLE_STOP;
codegen_add_patch_ref(cd, PATCHER_clinit, fi->class, 0);
+ PROFILE_CYCLE_START;
+
if (opt_shownops)
disp -= PATCHER_CALL_SIZE;
-
- PROFILE_CYCLE_START;
}
}
case ICMD_GETFIELD: /* ... ==> ..., value */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- emit_nullpointer_check(cd, iptr, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
disp = fi->offset;
}
+ /* implicit null-pointer check */
switch (fieldtype) {
case TYPE_INT:
d = codegen_reg_of_dst(jd, iptr, REG_ITMP1);
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_IFTMP); /* REG_IFTMP == REG_ITMP2 */
- emit_nullpointer_check(cd, iptr, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
disp = fi->offset;
}
+ /* implicit null-pointer check */
switch (fieldtype) {
case TYPE_INT:
M_IST32(s2, s1, disp);
/* following NOP) */
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- emit_nullpointer_check(cd, iptr, s1);
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
uf = iptr->sx.s23.s3.uf;
disp = fi->offset;
}
+ /* implicit null-pointer check */
switch (fieldtype) {
case TYPE_INT:
case TYPE_FLT:
break;
case ICMD_GOTO: /* ... ==> ... */
- case ICMD_RET: /* ... ==> ... */
+ case ICMD_RET:
- M_JMP_IMM(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_br(cd, iptr->dst.block);
+ ALIGNCODENOP;
break;
case ICMD_JSR: /* ... ==> ... */
- M_JMP_IMM(0);
- codegen_add_branch_ref(cd, iptr->sx.s23.s3.jsrtarget.block);
+ emit_br(cd, iptr->sx.s23.s3.jsrtarget.block);
+ ALIGNCODENOP;
break;
case ICMD_IFNULL: /* ..., value ==> ... */
+ case ICMD_IFNONNULL:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_TEST(s1);
- M_BEQ(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFNONNULL: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_TEST(s1);
- M_BNE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bcc(cd, iptr->dst.block, iptr->opc - ICMD_IFNULL, BRANCH_OPT_NONE);
break;
case ICMD_IFEQ: /* ..., value ==> ... */
+ case ICMD_IFLT:
+ case ICMD_IFLE:
+ case ICMD_IFNE:
+ case ICMD_IFGT:
+ case ICMD_IFGE:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
M_ICMP_IMM(iptr->sx.val.i, s1);
- M_BEQ(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFLT: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_ICMP_IMM(iptr->sx.val.i, s1);
- M_BLT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFLE: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_ICMP_IMM(iptr->sx.val.i, s1);
- M_BLE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFNE: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_ICMP_IMM(iptr->sx.val.i, s1);
- M_BNE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFGT: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_ICMP_IMM(iptr->sx.val.i, s1);
- M_BGT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IFGE: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- M_ICMP_IMM(iptr->sx.val.i, s1);
- M_BGE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bcc(cd, iptr->dst.block, iptr->opc - ICMD_IFEQ, BRANCH_OPT_NONE);
break;
case ICMD_IF_LEQ: /* ..., value ==> ... */
+ case ICMD_IF_LNE:
+ case ICMD_IF_LLT:
+ case ICMD_IF_LGE:
+ case ICMD_IF_LGT:
+ case ICMD_IF_LLE:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
if (IS_IMM32(iptr->sx.val.l))
M_MOV_IMM(iptr->sx.val.l, REG_ITMP2);
M_LCMP(REG_ITMP2, s1);
}
- M_BEQ(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LLT: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (IS_IMM32(iptr->sx.val.l))
- M_LCMP_IMM(iptr->sx.val.l, s1);
- else {
- M_MOV_IMM(iptr->sx.val.l, REG_ITMP2);
- M_LCMP(REG_ITMP2, s1);
- }
- M_BLT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LLE: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (IS_IMM32(iptr->sx.val.l))
- M_LCMP_IMM(iptr->sx.val.l, s1);
- else {
- M_MOV_IMM(iptr->sx.val.l, REG_ITMP2);
- M_LCMP(REG_ITMP2, s1);
- }
- M_BLE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LNE: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (IS_IMM32(iptr->sx.val.l))
- M_LCMP_IMM(iptr->sx.val.l, s1);
- else {
- M_MOV_IMM(iptr->sx.val.l, REG_ITMP2);
- M_LCMP(REG_ITMP2, s1);
- }
- M_BNE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LGT: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (IS_IMM32(iptr->sx.val.l))
- M_LCMP_IMM(iptr->sx.val.l, s1);
- else {
- M_MOV_IMM(iptr->sx.val.l, REG_ITMP2);
- M_LCMP(REG_ITMP2, s1);
- }
- M_BGT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LGE: /* ..., value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- if (IS_IMM32(iptr->sx.val.l))
- M_LCMP_IMM(iptr->sx.val.l, s1);
- else {
- M_MOV_IMM(iptr->sx.val.l, REG_ITMP2);
- M_LCMP(REG_ITMP2, s1);
- }
- M_BGE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bcc(cd, iptr->dst.block, iptr->opc - ICMD_IF_LEQ, BRANCH_OPT_NONE);
break;
case ICMD_IF_ICMPEQ: /* ..., value, value ==> ... */
+ case ICMD_IF_ICMPNE:
+ case ICMD_IF_ICMPLT:
+ case ICMD_IF_ICMPGE:
+ case ICMD_IF_ICMPGT:
+ case ICMD_IF_ICMPLE:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_ICMP(s2, s1);
- M_BEQ(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bcc(cd, iptr->dst.block, iptr->opc - ICMD_IF_ICMPEQ, BRANCH_OPT_NONE);
break;
- case ICMD_IF_LCMPEQ: /* ..., value, value ==> ... */
- case ICMD_IF_ACMPEQ: /* op1 = target JavaVM pc */
+ case ICMD_IF_ACMPEQ: /* ..., value, value ==> ... */
+ case ICMD_IF_ACMPNE:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_LCMP(s2, s1);
- M_BEQ(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bcc(cd, iptr->dst.block, iptr->opc - ICMD_IF_ACMPEQ, BRANCH_OPT_NONE);
break;
- case ICMD_IF_ICMPNE: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_ICMP(s2, s1);
- M_BNE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LCMPNE: /* ..., value, value ==> ... */
- 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_LCMP(s2, s1);
- M_BNE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_ICMPLT: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_ICMP(s2, s1);
- M_BLT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LCMPLT: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_LCMP(s2, s1);
- M_BLT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_ICMPGT: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_ICMP(s2, s1);
- M_BGT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LCMPGT: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_LCMP(s2, s1);
- M_BGT(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_ICMPLE: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_ICMP(s2, s1);
- M_BLE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LCMPLE: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_LCMP(s2, s1);
- M_BLE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_ICMPGE: /* ..., value, value ==> ... */
-
- s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- s2 = emit_load_s2(jd, iptr, REG_ITMP2);
- M_ICMP(s2, s1);
- M_BGE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
- break;
-
- case ICMD_IF_LCMPGE: /* ..., value, value ==> ... */
+ case ICMD_IF_LCMPEQ: /* ..., value, value ==> ... */
+ case ICMD_IF_LCMPNE:
+ case ICMD_IF_LCMPLT:
+ case ICMD_IF_LCMPGE:
+ case ICMD_IF_LCMPGT:
+ case ICMD_IF_LCMPLE:
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
s2 = emit_load_s2(jd, iptr, REG_ITMP2);
M_LCMP(s2, s1);
- M_BGE(0);
- codegen_add_branch_ref(cd, iptr->dst.block);
+ emit_bcc(cd, iptr->dst.block, iptr->opc - ICMD_IF_LCMPEQ, BRANCH_OPT_NONE);
break;
case ICMD_IRETURN: /* ..., retvalue ==> ... */
i = i - l + 1;
/* range check */
- M_ICMP_IMM(i - 1, REG_ITMP1);
- M_BA(0);
- codegen_add_branch_ref(cd, table[0].block); /* default target */
+ M_ICMP_IMM(i - 1, REG_ITMP1);
+ emit_bugt(cd, table[0].block);
/* build jump table top down and use address of lowest entry */
while (--i >= 0) {
M_ICMP_IMM(lookup->value, s1);
- M_BEQ(0);
- codegen_add_branch_ref(cd, lookup->target.block);
+ emit_beq(cd, lookup->target.block);
lookup++;
}
- M_JMP_IMM(0);
-
- codegen_add_branch_ref(cd, iptr->sx.s23.s3.lookupdefault.block);
+ emit_br(cd, iptr->sx.s23.s3.lookupdefault.block);
+ ALIGNCODENOP;
}
break;
M_MOV_IMM(bte->fp, REG_ITMP1);
M_CALL(REG_ITMP1);
- if (INSTRUCTION_MUST_CHECK(iptr)) {
- M_TEST(REG_RESULT);
- M_BEQ(0);
- codegen_add_fillinstacktrace_ref(cd);
- }
+ emit_exception_check(cd, iptr);
break;
case ICMD_INVOKESPECIAL:
- M_TEST(REG_A0);
- M_BEQ(0);
- codegen_add_nullpointerexception_ref(cd);
-
+ emit_nullpointer_check(cd, iptr, REG_A0);
/* fall through */
case ICMD_INVOKESTATIC:
if (lm == NULL) {
disp = dseg_add_unique_address(cd, NULL);
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
/* must be calculated before codegen_add_patch_ref */
}
else {
disp = dseg_add_functionptr(cd, lm->stubroutine);
- disp = -((cd->mcodeptr + 7) - cd->mcodebase) + disp;
+ disp = disp + -((cd->mcodeptr + 7) - cd->mcodebase);
/* a = (ptrint) lm->stubroutine; */
}
break;
case ICMD_INVOKEVIRTUAL:
- emit_nullpointer_check(cd, iptr, REG_A0);
-
if (lm == NULL) {
codegen_add_patch_ref(cd, PATCHER_invokevirtual, um, 0);
s1 = 0;
}
- else
+ else {
s1 = OFFSET(vftbl_t, table[0]) +
sizeof(methodptr) * lm->vftblindex;
+ }
- M_ALD(REG_METHODPTR, REG_A0,
- OFFSET(java_objectheader, vftbl));
+ /* implicit null-pointer check */
+ M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_objectheader, vftbl));
M_ALD32(REG_ITMP3, REG_METHODPTR, s1);
M_CALL(REG_ITMP3);
break;
case ICMD_INVOKEINTERFACE:
- emit_nullpointer_check(cd, iptr, REG_A0);
-
if (lm == NULL) {
codegen_add_patch_ref(cd, PATCHER_invokeinterface, um, 0);
s2 = sizeof(methodptr) * (lm - lm->class->methods);
}
- M_ALD(REG_METHODPTR, REG_A0,
- OFFSET(java_objectheader, vftbl));
+ /* implicit null-pointer check */
+ M_ALD(REG_METHODPTR, REG_A0, OFFSET(java_objectheader, vftbl));
M_ALD32(REG_METHODPTR, REG_METHODPTR, s1);
M_ALD32(REG_ITMP3, REG_METHODPTR, s2);
M_CALL(REG_ITMP3);
/* store return value */
- d = md->returntype.type;
-
- if (d != TYPE_VOID) {
- if (IS_INT_LNG_TYPE(d)) {
- 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);
- }
+ switch (md->returntype.type) {
+ case TYPE_INT:
+ case TYPE_LNG:
+ case TYPE_ADR:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT);
+ M_INTMOVE(REG_RESULT, s1);
+ emit_store_dst(jd, iptr, s1);
+ break;
+ case TYPE_FLT:
+ case TYPE_DBL:
+ s1 = codegen_reg_of_dst(jd, iptr, REG_FRESULT);
+ M_FLTMOVE(REG_FRESULT, s1);
emit_store_dst(jd, iptr, s1);
+ break;
+ default:
+ /* TYPE_VOID */
+ break;
}
break;
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->diffval));
- */
-
if (!(iptr->flags.bits & INS_FLAG_ARRAY)) {
/* object type cast-check */
s4 superindex;
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- super = NULL;
+ super = NULL;
superindex = 0;
supervftbl = NULL;
}
else {
- super = iptr->sx.s23.s3.c.cls;
+ super = iptr->sx.s23.s3.c.cls;
superindex = super->index;
supervftbl = super->vftbl;
}
#endif
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
- /* calculate interface checkcast code size */
-
- s2 = 3; /* mov_membase_reg */
- CALCOFFSETBYTES(s2, s1, OFFSET(java_objectheader, vftbl));
-
- s2 += 3 + 4 /* movl_membase32_reg */ + 3 + 4 /* sub imm32 */ +
- 3 /* test */ + 6 /* jcc */ + 3 + 4 /* mov_membase32_reg */ +
- 3 /* test */ + 6 /* jcc */;
-
- if (super == NULL)
- s2 += (opt_shownops ? 5 : 0);
-
- /* calculate class checkcast code size */
-
- s3 = 3; /* mov_membase_reg */
- CALCOFFSETBYTES(s3, s1, OFFSET(java_objectheader, vftbl));
- s3 += 10 /* mov_imm_reg */ + 3 + 4 /* movl_membase32_reg */;
-
-#if 0
- if (s1 != REG_ITMP1) {
- a += 3; /* movl_membase_reg - only if REG_ITMP3 == R11 */
- CALCOFFSETBYTES(a, REG_ITMP3, OFFSET(vftbl_t, baseval));
- a += 3; /* movl_membase_reg - only if REG_ITMP3 == R11 */
- CALCOFFSETBYTES(a, REG_ITMP3, OFFSET(vftbl_t, diffval));
- a += 3; /* sub */
-
- } else
-#endif
- {
- s3 += 3 + 4 /* movl_membase32_reg */ + 3 /* sub */ +
- 10 /* mov_imm_reg */ + 3 /* movl_membase_reg */;
- CALCOFFSETBYTES(s3, REG_ITMP3, OFFSET(vftbl_t, diffval));
- }
-
- s3 += 3 /* cmp */ + 6 /* jcc */;
-
- if (super == NULL)
- s3 += (opt_shownops ? 5 : 0);
-
/* if class is not resolved, check which code to call */
if (super == NULL) {
M_TEST(s1);
- M_BEQ(6 + (opt_shownops ? 5 : 0) + 7 + 6 + s2 + 5 + s3);
+ emit_label_beq(cd, BRANCH_LABEL_1);
codegen_add_patch_ref(cd, PATCHER_checkcast_instanceof_flags,
iptr->sx.s23.s3.c.ref, 0);
M_IMOV_IMM(0, REG_ITMP2); /* super->flags */
M_IAND_IMM(ACC_INTERFACE, REG_ITMP2);
- M_BEQ(s2 + 5);
+ emit_label_beq(cd, BRANCH_LABEL_2);
}
/* interface checkcast code */
if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
if (super != NULL) {
M_TEST(s1);
- M_BEQ(s2);
+ emit_label_beq(cd, BRANCH_LABEL_3);
}
M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
if (super == NULL) {
- codegen_add_patch_ref(cd,
- PATCHER_checkcast_instanceof_interface,
+ codegen_add_patch_ref(cd, PATCHER_checkcast_interface,
iptr->sx.s23.s3.c.ref,
0);
}
- emit_movl_membase32_reg(cd, REG_ITMP2,
- OFFSET(vftbl_t, interfacetablelength),
- REG_ITMP3);
- /* XXX TWISTI: should this be int arithmetic? */
- M_LSUB_IMM32(superindex, REG_ITMP3);
- M_TEST(REG_ITMP3);
- M_BLE(0);
- codegen_add_classcastexception_ref(cd, s1);
- emit_mov_membase32_reg(cd, REG_ITMP2,
- OFFSET(vftbl_t, interfacetable[0]) -
- superindex * sizeof(methodptr*),
- REG_ITMP3);
+ M_ILD32(REG_ITMP3,
+ REG_ITMP2, OFFSET(vftbl_t, interfacetablelength));
+ M_ICMP_IMM32(superindex, REG_ITMP3);
+ emit_classcast_check(cd, iptr, BRANCH_LE, REG_ITMP3, s1);
+
+ M_ALD32(REG_ITMP3, REG_ITMP2,
+ OFFSET(vftbl_t, interfacetable[0]) -
+ superindex * sizeof(methodptr*));
M_TEST(REG_ITMP3);
- M_BEQ(0);
- codegen_add_classcastexception_ref(cd, s1);
+ emit_classcast_check(cd, iptr, BRANCH_EQ, REG_ITMP3, s1);
if (super == NULL)
- M_JMP_IMM(s3);
+ emit_label_br(cd, BRANCH_LABEL_4);
+ else
+ emit_label(cd, BRANCH_LABEL_3);
}
/* class checkcast code */
if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
- if (super != NULL) {
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_2);
+ }
+ else {
M_TEST(s1);
- M_BEQ(s3);
+ emit_label_beq(cd, BRANCH_LABEL_5);
}
M_ALD(REG_ITMP2, s1, OFFSET(java_objectheader, vftbl));
#if defined(ENABLE_THREADS)
codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
#endif
- emit_movl_membase32_reg(cd, REG_ITMP2,
- OFFSET(vftbl_t, baseval),
- REG_ITMP2);
+ M_ILD32(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
+
/* if (s1 != REG_ITMP1) { */
/* emit_movl_membase_reg(cd, REG_ITMP3, */
/* OFFSET(vftbl_t, baseval), */
/* emit_alu_reg_reg(cd, ALU_SUB, REG_ITMP1, REG_ITMP2); */
/* } else { */
- emit_movl_membase32_reg(cd, REG_ITMP3,
- OFFSET(vftbl_t, baseval),
- REG_ITMP3);
- M_LSUB(REG_ITMP3, REG_ITMP2);
+
+ M_ILD32(REG_ITMP3, REG_ITMP3, OFFSET(vftbl_t, baseval));
+ M_ISUB(REG_ITMP3, REG_ITMP2);
M_MOV_IMM(supervftbl, REG_ITMP3);
M_ILD(REG_ITMP3, REG_ITMP3, OFFSET(vftbl_t, diffval));
/* } */
#if defined(ENABLE_THREADS)
codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
#endif
- M_LCMP(REG_ITMP3, REG_ITMP2);
- M_BA(0); /* (u) REG_ITMP1 > (u) REG_ITMP2 -> jump */
- codegen_add_classcastexception_ref(cd, s1);
+ M_ICMP(REG_ITMP3, REG_ITMP2);
+ emit_classcast_check(cd, iptr, BRANCH_UGT, REG_ITMP3, s1);
+
+ if (super != NULL)
+ emit_label(cd, BRANCH_LABEL_5);
+ }
+
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_1);
+ emit_label(cd, BRANCH_LABEL_4);
}
d = codegen_reg_of_dst(jd, iptr, REG_ITMP3);
/* s1 may have been destroyed over the function call */
s1 = emit_load_s1(jd, iptr, REG_ITMP2);
M_TEST(REG_RESULT);
- M_BEQ(0);
- codegen_add_classcastexception_ref(cd, s1);
+ emit_classcast_check(cd, iptr, BRANCH_EQ, REG_RESULT, s1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
}
case ICMD_INSTANCEOF: /* ..., objectref ==> ..., intresult */
- /* val.a: (classinfo *) superclass */
-
- /* 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));
- */
-
{
classinfo *super;
vftbl_t *supervftbl;
s4 superindex;
if (INSTRUCTION_IS_UNRESOLVED(iptr)) {
- super = NULL;
+ super = NULL;
superindex = 0;
supervftbl = NULL;
} else {
- super = iptr->sx.s23.s3.c.cls;
+ super = iptr->sx.s23.s3.c.cls;
superindex = super->index;
supervftbl = super->vftbl;
}
s1 = emit_load_s1(jd, iptr, REG_ITMP1);
d = codegen_reg_of_dst(jd, iptr, REG_ITMP2);
+
if (s1 == d) {
M_INTMOVE(s1, REG_ITMP1);
s1 = REG_ITMP1;
}
- /* calculate interface instanceof code size */
-
- s2 = 3; /* mov_membase_reg */
- CALCOFFSETBYTES(s2, s1, OFFSET(java_objectheader, vftbl));
- s2 += 3 + 4 /* movl_membase32_reg */ + 3 + 4 /* sub_imm32 */ +
- 3 /* test */ + 6 /* jcc */ + 3 + 4 /* mov_membase32_reg */ +
- 3 /* test */ + 4 /* setcc */;
-
- if (!super)
- s2 += (opt_shownops ? 5 : 0);
-
- /* calculate class instanceof code size */
-
- s3 = 3; /* mov_membase_reg */
- CALCOFFSETBYTES(s3, s1, OFFSET(java_objectheader, vftbl));
- s3 += 10; /* mov_imm_reg */
- s3 += 2; /* movl_membase_reg - only if REG_ITMP1 == RAX */
- CALCOFFSETBYTES(s3, REG_ITMP1, OFFSET(vftbl_t, baseval));
- s3 += 3; /* movl_membase_reg - only if REG_ITMP2 == R10 */
- CALCOFFSETBYTES(s3, REG_ITMP2, OFFSET(vftbl_t, baseval));
- s3 += 3; /* movl_membase_reg - only if REG_ITMP2 == R10 */
- CALCOFFSETBYTES(s3, REG_ITMP2, OFFSET(vftbl_t, diffval));
- s3 += 3 /* sub */ + 3 /* xor */ + 3 /* cmp */ + 4 /* setcc */;
-
- if (super == NULL)
- s3 += (opt_shownops ? 5 : 0);
-
- emit_alu_reg_reg(cd, ALU_XOR, d, d);
+ M_CLR(d);
/* if class is not resolved, check which code to call */
if (super == NULL) {
- emit_test_reg_reg(cd, s1, s1);
- emit_jcc(cd, CC_Z, (6 + (opt_shownops ? 5 : 0) +
- 7 + 6 + s2 + 5 + s3));
+ M_TEST(s1);
+ emit_label_beq(cd, BRANCH_LABEL_1);
codegen_add_patch_ref(cd, PATCHER_checkcast_instanceof_flags,
iptr->sx.s23.s3.c.ref, 0);
- emit_movl_imm_reg(cd, 0, REG_ITMP3); /* super->flags */
- emit_alul_imm_reg(cd, ALU_AND, ACC_INTERFACE, REG_ITMP3);
- emit_jcc(cd, CC_Z, s2 + 5);
+ M_IMOV_IMM(0, REG_ITMP3); /* super->flags */
+ M_IAND_IMM(ACC_INTERFACE, REG_ITMP3);
+ emit_label_beq(cd, BRANCH_LABEL_2);
}
/* interface instanceof code */
if ((super == NULL) || (super->flags & ACC_INTERFACE)) {
if (super != NULL) {
- emit_test_reg_reg(cd, s1, s1);
- emit_jcc(cd, CC_Z, s2);
+ M_TEST(s1);
+ emit_label_beq(cd, BRANCH_LABEL_3);
}
- emit_mov_membase_reg(cd, s1,
- OFFSET(java_objectheader, vftbl),
- REG_ITMP1);
+ M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
if (super == NULL) {
- codegen_add_patch_ref(cd,
- PATCHER_checkcast_instanceof_interface,
+ codegen_add_patch_ref(cd, PATCHER_instanceof_interface,
iptr->sx.s23.s3.c.ref, 0);
}
- emit_movl_membase32_reg(cd, REG_ITMP1,
- OFFSET(vftbl_t, interfacetablelength),
- REG_ITMP3);
- emit_alu_imm32_reg(cd, ALU_SUB, superindex, REG_ITMP3);
- emit_test_reg_reg(cd, REG_ITMP3, REG_ITMP3);
+ M_ILD32(REG_ITMP3,
+ REG_ITMP1, OFFSET(vftbl_t, interfacetablelength));
+ M_ICMP_IMM32(superindex, REG_ITMP3);
a = 3 + 4 /* mov_membase32_reg */ + 3 /* test */ + 4 /* setcc */;
- emit_jcc(cd, CC_LE, a);
- emit_mov_membase32_reg(cd, REG_ITMP1,
- OFFSET(vftbl_t, interfacetable[0]) -
- superindex * sizeof(methodptr*),
- REG_ITMP1);
- emit_test_reg_reg(cd, REG_ITMP1, REG_ITMP1);
- emit_setcc_reg(cd, CC_NE, d);
+ M_BLE(a);
+ M_ALD32(REG_ITMP1, REG_ITMP1,
+ OFFSET(vftbl_t, interfacetable[0]) -
+ superindex * sizeof(methodptr*));
+ M_TEST(REG_ITMP1);
+ M_SETNE(d);
- if (!super)
- emit_jmp_imm(cd, s3);
+ if (super == NULL)
+ emit_label_br(cd, BRANCH_LABEL_4);
+ else
+ emit_label(cd, BRANCH_LABEL_3);
}
/* class instanceof code */
if ((super == NULL) || !(super->flags & ACC_INTERFACE)) {
- if (super != NULL) {
- emit_test_reg_reg(cd, s1, s1);
- emit_jcc(cd, CC_E, s3);
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_2);
+ }
+ else {
+ M_TEST(s1);
+ emit_label_beq(cd, BRANCH_LABEL_5);
}
- emit_mov_membase_reg(cd, s1,
- OFFSET(java_objectheader, vftbl),
- REG_ITMP1);
+ M_ALD(REG_ITMP1, s1, OFFSET(java_objectheader, vftbl));
if (super == NULL) {
codegen_add_patch_ref(cd, PATCHER_instanceof_class,
iptr->sx.s23.s3.c.ref, 0);
}
- emit_mov_imm_reg(cd, (ptrint) supervftbl, REG_ITMP2);
+ M_MOV_IMM(supervftbl, REG_ITMP2);
+
#if defined(ENABLE_THREADS)
codegen_threadcritstart(cd, cd->mcodeptr - cd->mcodebase);
#endif
- emit_movl_membase_reg(cd, REG_ITMP1,
- OFFSET(vftbl_t, baseval),
- REG_ITMP1);
- emit_movl_membase_reg(cd, REG_ITMP2,
- OFFSET(vftbl_t, diffval),
- REG_ITMP3);
- emit_movl_membase_reg(cd, REG_ITMP2,
- OFFSET(vftbl_t, baseval),
- REG_ITMP2);
+
+ M_ILD(REG_ITMP1, REG_ITMP1, OFFSET(vftbl_t, baseval));
+ M_ILD(REG_ITMP3, REG_ITMP2, OFFSET(vftbl_t, diffval));
+ M_ILD(REG_ITMP2, REG_ITMP2, OFFSET(vftbl_t, baseval));
+
#if defined(ENABLE_THREADS)
codegen_threadcritstop(cd, cd->mcodeptr - cd->mcodebase);
#endif
- emit_alu_reg_reg(cd, ALU_SUB, REG_ITMP2, REG_ITMP1);
- emit_alu_reg_reg(cd, ALU_XOR, d, d); /* may be REG_ITMP2 */
- emit_alu_reg_reg(cd, ALU_CMP, REG_ITMP3, REG_ITMP1);
- emit_setcc_reg(cd, CC_BE, d);
+
+ M_ISUB(REG_ITMP2, REG_ITMP1);
+ M_CLR(d); /* may be REG_ITMP2 */
+ M_ICMP(REG_ITMP3, REG_ITMP1);
+ M_SETULE(d);
+
+ if (super != NULL)
+ emit_label(cd, BRANCH_LABEL_5);
+ }
+
+ if (super == NULL) {
+ emit_label(cd, BRANCH_LABEL_1);
+ emit_label(cd, BRANCH_LABEL_4);
}
+
emit_store_dst(jd, iptr, d);
}
break;
/* check for exception before result assignment */
- M_TEST(REG_RESULT);
- M_BEQ(0);
- codegen_add_fillinstacktrace_ref(cd);
+ emit_exception_check(cd, iptr);
s1 = codegen_reg_of_dst(jd, iptr, REG_RESULT);
M_INTMOVE(REG_RESULT, s1);
/* generate stubs */
- emit_exception_stubs(jd);
emit_patcher_stubs(jd);
REPLACEMENT_EMIT_STUBS(jd);
- codegen_finish(jd);
-
/* everything's ok */
return true;