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nv50/ir/opt: don't delete instruction in removeFlow before its last use

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This commit is contained in:
Christoph Bumiller 2012-03-22 11:59:32 +01:00
parent be161e66d6
commit d41f293bf0
1 changed files with 2 additions and 2 deletions
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4
src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp
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@ -1737,10 +1737,10 @@ FlatteningPass::removeFlow(Instruction *insn)
if (term->op != OP_JOIN) if (term->op != OP_JOIN)
return; return;
delete_Instruction(prog, term);
Value *pred = term->getPredicate(); Value *pred = term->getPredicate();
delete_Instruction(prog, term);
if (pred && pred->refCount() == 0) { if (pred && pred->refCount() == 0) {
Instruction *pSet = pred->getUniqueInsn(); Instruction *pSet = pred->getUniqueInsn();
pred->join->reg.data.id = -1; // deallocate pred->join->reg.data.id = -1; // deallocate