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nv50/ir: Fix memory corruption in Function::orderInstructions().

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"iter" doesn't reference a BasicBlock directly, but a Node::Graph,
i.e. BasicBlock::get() is casting to the wrong pointer type.
This commit is contained in:
Francisco Jerez 2011-11-15 00:38:15 +01:00 • committed by Christoph Bumiller
parent ab382fbc35
commit 1829484458
1 changed files with 7 additions and 3 deletions
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10
src/gallium/drivers/nv50/codegen/nv50_ir_bb.cpp
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@ -323,10 +323,14 @@ unsigned int
Function::orderInstructions(ArrayList &result)
{
Iterator *iter;
for (iter = cfg.iteratorCFG(); !iter->end(); iter->next())
for (Instruction *insn = BasicBlock::get(*iter)->getFirst();
insn; insn = insn->next)
for (iter = cfg.iteratorCFG(); !iter->end(); iter->next()) {
BasicBlock *bb =
BasicBlock::get(reinterpret_cast<Graph::Node *>(iter->get()));
for (Instruction *insn = bb->getFirst(); insn; insn = insn->next)
result.insert(insn, insn->serial);
}
cfg.putIterator(iter);
return result.getSize();
}