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Fix borkness with not using MachineBasicBlocks in PHI nodes

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5035 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-12-15 08:02:51 +00:00
parent 6b993ccfe5
commit 71c83728b4
1 changed files with 1 additions and 12 deletions
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13
lib/CodeGen/RegAllocSimple.cpp
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@ -267,18 +267,7 @@ bool RegAllocSimple::runOnMachineFunction(MachineFunction &Fn) {
// Get the MachineBasicBlock equivalent of the BasicBlock that is the
// source path the phi
BasicBlock *opBB =
cast<BasicBlock>(MI->getOperand(i).getVRegValue());
MachineBasicBlock *opBlock = NULL;
for (MachineFunction::iterator opFi = Fn.begin(), opFe = Fn.end();
opFi != opFe; ++opFi)
{
if (opFi->getBasicBlock() == opBB) {
opBlock = opFi; break;
}
}
assert(opBlock && "MachineBasicBlock object not found for specified block!");
MachineBasicBlock *opBlock = MI->getOperand(i).getMachineBasicBlock();
MachineBasicBlock::iterator opI = opBlock->end();
MachineInstr *opMI = *(--opI);
const MachineInstrInfo &MII = TM.getInstrInfo();