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Remove some dead variables.

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Fix a nasty bug in the memcmp optimizer where we used the wrong variable!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28269 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2006-05-12 23:35:26 +00:00
parent a87e9cd069
commit 2144c25364
2 changed files with 2 additions and 7 deletions
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1
lib/Transforms/IPO/Inliner.cpp
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@@ -41,7 +41,6 @@ Inliner::Inliner() : InlineThreshold(InlineLimit) {}
// do so and update the CallGraph for this operation. // do so and update the CallGraph for this operation.
static bool InlineCallIfPossible(CallSite CS, CallGraph &CG, static bool InlineCallIfPossible(CallSite CS, CallGraph &CG,
const std::set<Function*> &SCCFunctions) { const std::set<Function*> &SCCFunctions) {
Function *Caller = CS.getInstruction()->getParent()->getParent();
Function *Callee = CS.getCalledFunction(); Function *Callee = CS.getCalledFunction();
if (!InlineFunction(CS, &CG)) return false; if (!InlineFunction(CS, &CG)) return false;

8
lib/Transforms/IPO/SimplifyLibCalls.cpp
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@@ -386,7 +386,7 @@ struct ExitInMainOptimization : public LibCallOptimization {
// Create a return instruction that we'll replace the call with. // Create a return instruction that we'll replace the call with.
// Note that the argument of the return is the argument of the call // Note that the argument of the return is the argument of the call
// instruction. // instruction.
ReturnInst* ri = new ReturnInst(ci->getOperand(1), ci); new ReturnInst(ci->getOperand(1), ci);
// Split the block at the call instruction which places it in a new // Split the block at the call instruction which places it in a new
// basic block. // basic block.
@@ -444,7 +444,6 @@ public:
/// @brief Optimize the strcat library function /// @brief Optimize the strcat library function
virtual bool OptimizeCall(CallInst* ci, SimplifyLibCalls& SLC) { virtual bool OptimizeCall(CallInst* ci, SimplifyLibCalls& SLC) {
// Extract some information from the instruction // Extract some information from the instruction
Module* M = ci->getParent()->getParent()->getParent();
Value* dest = ci->getOperand(1); Value* dest = ci->getOperand(1);
Value* src = ci->getOperand(2); Value* src = ci->getOperand(2);
@@ -807,9 +806,6 @@ public:
// terminator as well. // terminator as well.
len++; len++;
// Extract some information from the instruction
Module* M = ci->getParent()->getParent()->getParent();
// We have enough information to now generate the memcpy call to // We have enough information to now generate the memcpy call to
// do the concatenation for us. // do the concatenation for us.
std::vector<Value*> vals; std::vector<Value*> vals;
@@ -996,7 +992,7 @@ struct memcmpOptimization : public LibCallOptimization {
Value *G1 = new GetElementPtrInst(Op1Cast, One, "next1v", CI); Value *G1 = new GetElementPtrInst(Op1Cast, One, "next1v", CI);
Value *G2 = new GetElementPtrInst(Op2Cast, One, "next2v", CI); Value *G2 = new GetElementPtrInst(Op2Cast, One, "next2v", CI);
Value *S1V2 = new LoadInst(G1, LHS->getName()+".val2", CI); Value *S1V2 = new LoadInst(G1, LHS->getName()+".val2", CI);
Value *S2V2 = new LoadInst(G1, RHS->getName()+".val2", CI); Value *S2V2 = new LoadInst(G2, RHS->getName()+".val2", CI);
Value *D2 = BinaryOperator::createSub(S1V2, S2V2, Value *D2 = BinaryOperator::createSub(S1V2, S2V2,
CI->getName()+".d1", CI); CI->getName()+".d1", CI);
Value *Or = BinaryOperator::createOr(D1, D2, CI->getName()+".res", CI); Value *Or = BinaryOperator::createOr(D1, D2, CI->getName()+".res", CI);