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Avoid reuse of PHI registers, even for duplicate right PHIs.

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This commit is contained in:
Mike Pall 2010-01-27 22:09:43 +01:00
parent 09b8f67cd8
commit 21d6709271
1 changed files with 1 additions and 1 deletions
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src/lj_asm.c
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@ -2655,7 +2655,7 @@ static void asm_phi_fixup(ASMState *as)
/* Setup right PHI reference. */
static void asm_phi(ASMState *as, IRIns *ir)
{
RegSet allow = irt_isnum(ir->t) ? RSET_FPR : RSET_GPR;
RegSet allow = (irt_isnum(ir->t) ? RSET_FPR : RSET_GPR) & ~as->phiset;
RegSet afree = (as->freeset & allow);
IRIns *irl = IR(ir->op1);
IRIns *irr = IR(ir->op2);