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Remove an unused function argument.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43462 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2007-10-29 19:31:25 +00:00
parent b66cf43ef4
commit 8480bc5b5b
1 changed files with 6 additions and 6 deletions
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12
lib/Transforms/Scalar/LoopStrengthReduce.cpp
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@ -171,7 +171,7 @@ namespace {
private: private:
bool AddUsersIfInteresting(Instruction *I, Loop *L, bool AddUsersIfInteresting(Instruction *I, Loop *L,
SmallPtrSet<Instruction*,16> &Processed); SmallPtrSet<Instruction*,16> &Processed);
SCEVHandle GetExpressionSCEV(Instruction *E, Loop *L); SCEVHandle GetExpressionSCEV(Instruction *E);
ICmpInst *ChangeCompareStride(Loop *L, ICmpInst *Cond, ICmpInst *ChangeCompareStride(Loop *L, ICmpInst *Cond,
IVStrideUse* &CondUse, IVStrideUse* &CondUse,
const SCEVHandle* &CondStride); const SCEVHandle* &CondStride);
@ -242,13 +242,13 @@ DeleteTriviallyDeadInstructions(SmallPtrSet<Instruction*,16> &Insts) {
/// GetExpressionSCEV - Compute and return the SCEV for the specified /// GetExpressionSCEV - Compute and return the SCEV for the specified
/// instruction. /// instruction.
SCEVHandle LoopStrengthReduce::GetExpressionSCEV(Instruction *Exp, Loop *L) { SCEVHandle LoopStrengthReduce::GetExpressionSCEV(Instruction *Exp) {
// Pointer to pointer bitcast instructions return the same value as their // Pointer to pointer bitcast instructions return the same value as their
// operand. // operand.
if (BitCastInst *BCI = dyn_cast<BitCastInst>(Exp)) { if (BitCastInst *BCI = dyn_cast<BitCastInst>(Exp)) {
if (SE->hasSCEV(BCI) || !isa<Instruction>(BCI->getOperand(0))) if (SE->hasSCEV(BCI) || !isa<Instruction>(BCI->getOperand(0)))
return SE->getSCEV(BCI); return SE->getSCEV(BCI);
SCEVHandle R = GetExpressionSCEV(cast<Instruction>(BCI->getOperand(0)), L); SCEVHandle R = GetExpressionSCEV(cast<Instruction>(BCI->getOperand(0)));
SE->setSCEV(BCI, R); SE->setSCEV(BCI, R);
return R; return R;
} }
@ -262,8 +262,8 @@ SCEVHandle LoopStrengthReduce::GetExpressionSCEV(Instruction *Exp, Loop *L) {
return SE->getSCEV(Exp); return SE->getSCEV(Exp);
// Analyze all of the subscripts of this getelementptr instruction, looking // Analyze all of the subscripts of this getelementptr instruction, looking
// for uses that are determined by the trip count of L. First, skip all // for uses that are determined by the trip count of the loop. First, skip
// operands the are not dependent on the IV. // all operands the are not dependent on the IV.
// Build up the base expression. Insert an LLVM cast of the pointer to // Build up the base expression. Insert an LLVM cast of the pointer to
// uintptr_t first. // uintptr_t first.
@ -417,7 +417,7 @@ bool LoopStrengthReduce::AddUsersIfInteresting(Instruction *I, Loop *L,
return true; // Instruction already handled. return true; // Instruction already handled.
// Get the symbolic expression for this instruction. // Get the symbolic expression for this instruction.
SCEVHandle ISE = GetExpressionSCEV(I, L); SCEVHandle ISE = GetExpressionSCEV(I);
if (isa<SCEVCouldNotCompute>(ISE)) return false; if (isa<SCEVCouldNotCompute>(ISE)) return false;
// Get the start and stride for this expression. // Get the start and stride for this expression.