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Fix XLOAD/XSTORE references.

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This commit is contained in:
Mike Pall 2010-12-06 13:15:53 +01:00
parent 86fd2289f0
commit 5270586a80
1 changed files with 3 additions and 2 deletions
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5
src/lj_asm.c
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@ -1300,17 +1300,18 @@ static void asm_fusestrref(ASMState *as, IRIns *ir, RegSet allow)
static void asm_fusexref(ASMState *as, IRRef ref, RegSet allow) static void asm_fusexref(ASMState *as, IRRef ref, RegSet allow)
{ {
IRIns *ir = IR(ref); IRIns *ir = IR(ref);
as->mrm.idx = RID_NONE;
if (ir->o == IR_KPTR) { if (ir->o == IR_KPTR) {
as->mrm.ofs = ir->i; as->mrm.ofs = ir->i;
as->mrm.base = as->mrm.idx = RID_NONE; as->mrm.base = RID_NONE;
} else if (ir->o == IR_STRREF) { } else if (ir->o == IR_STRREF) {
asm_fusestrref(as, ir, allow); asm_fusestrref(as, ir, allow);
} else if (mayfuse(as, ref) && ir->o == IR_ADD && } else if (mayfuse(as, ref) && ir->o == IR_ADD &&
asm_isk32(as, ir->op2, &as->mrm.ofs)) { asm_isk32(as, ir->op2, &as->mrm.ofs)) {
/* NYI: gather index and shifts. */ /* NYI: gather index and shifts. */
as->mrm.idx = RID_NONE;
as->mrm.base = (uint8_t)ra_alloc1(as, ir->op1, allow); as->mrm.base = (uint8_t)ra_alloc1(as, ir->op1, allow);
} else { } else {
as->mrm.ofs = 0;
as->mrm.base = (uint8_t)ra_alloc1(as, ref, allow); as->mrm.base = (uint8_t)ra_alloc1(as, ref, allow);
} }
} }