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Give the longer name to the instruction that will probably be eliminated later 

llvm-svn: 2581
This commit is contained in:
Chris Lattner 2002-05-09 20:11:23 +00:00
parent ce59a3d5f5
commit 6bd7ac6205
1 changed files with 2 additions and 1 deletions
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3
llvm/lib/Transforms/Scalar/Reassociate.cpp
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@ -169,9 +169,10 @@ bool Reassociate::ReassociateBB(BasicBlock *BB) {
// //
Instruction *New = BinaryOperator::create(Instruction::Add, Instruction *New = BinaryOperator::create(Instruction::Add,
Inst->getOperand(0), Inst, Inst->getOperand(0), Inst,
Inst->getName()+".add"); Inst->getName());
// Everyone now refers to the add instruction... // Everyone now refers to the add instruction...
Inst->replaceAllUsesWith(New); Inst->replaceAllUsesWith(New);
Inst->setName(Inst->getOperand(1)->getName()+".neg");
New->setOperand(1, Inst); // Except for the add inst itself! New->setOperand(1, Inst); // Except for the add inst itself!
BI = BB->getInstList().insert(BI+1, New)-1; // Add to the basic block... BI = BB->getInstList().insert(BI+1, New)-1; // Add to the basic block...