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Fix PHI remarking in SINK pass.

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Thanks to Vyacheslav Egorov.
This commit is contained in:
Mike Pall 2016-06-05 12:53:37 +02:00
parent 3206307563
commit a7bec69a75
1 changed files with 2 additions and 3 deletions
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5
src/lj_opt_sink.c
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@ -153,10 +153,9 @@ static void sink_remark_phi(jit_State *J)
remark = 0;
for (ir = IR(J->cur.nins-1); ir->o == IR_PHI; ir--) {
IRIns *irl = IR(ir->op1), *irr = IR(ir->op2);
if (((irl->t.irt ^ irr->t.irt) & IRT_MARK))
remark = 1;
else if (irl->prev == irr->prev)
if (!((irl->t.irt ^ irr->t.irt) & IRT_MARK) && irl->prev == irr->prev)
continue;
remark |= (~(irl->t.irt & irr->t.irt) & IRT_MARK);
irt_setmark(IR(ir->op1)->t);
irt_setmark(IR(ir->op2)->t);
}