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revert an accidental commit, this fixes the regression on test/CodeGen/X86/isel-sink.ll

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59976 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2008-11-24 19:40:34 +00:00
parent 47f5751c80
commit 7f2d6efbaa
1 changed files with 1 additions and 4 deletions
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5
lib/Transforms/Scalar/CodeGenPrepare.cpp
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@ -208,7 +208,7 @@ void CodeGenPrepare::EliminateMostlyEmptyBlock(BasicBlock *BB) {
while (PHINode *PN = dyn_cast<PHINode>(DestBB->begin())) { while (PHINode *PN = dyn_cast<PHINode>(DestBB->begin())) {
Value *NewVal = PN->getIncomingValue(0); Value *NewVal = PN->getIncomingValue(0);
// Replace self referencing PHI with undef, it must be dead. // Replace self referencing PHI with undef, it must be dead.
if (NewVal == PN) NewVal = UndefValue::get(PN->getType()); //if (NewVal == PN) NewVal = UndefValue::get(PN->getType());
PN->replaceAllUsesWith(NewVal); PN->replaceAllUsesWith(NewVal);
PN->eraseFromParent(); PN->eraseFromParent();
} }
@ -572,9 +572,6 @@ static bool FindMaximalLegalAddressingMode(Value *Addr, const Type *AccessTy,
if (Instruction *I = dyn_cast_or_null<Instruction>(AddrInst)) if (Instruction *I = dyn_cast_or_null<Instruction>(AddrInst))
AddrModeInsts.push_back(I); AddrModeInsts.push_back(I);
if (AddrInst && !AddrInst->hasOneUse())
;
else
switch (Opcode) { switch (Opcode) {
case Instruction::PtrToInt: case Instruction::PtrToInt:
// PtrToInt is always a noop, as we know that the int type is pointer sized. // PtrToInt is always a noop, as we know that the int type is pointer sized.