LoopVectorizer: Change variable name Stride to ConsecutiveStride

This makes it easier to read the code.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180197 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Arnold Schwaighofer 2013-04-24 16:16:03 +00:00
parent a4b8b4ccc9
commit 84875bad9c

View File

@ -964,10 +964,10 @@ void InnerLoopVectorizer::vectorizeMemoryInstruction(Instruction *Instr,
// If the pointer is loop invariant or if it is non consecutive,
// scalarize the load.
int Stride = Legal->isConsecutivePtr(Ptr);
bool Reverse = Stride < 0;
int ConsecutiveStride = Legal->isConsecutivePtr(Ptr);
bool Reverse = ConsecutiveStride < 0;
bool UniformLoad = LI && Legal->isUniform(Ptr);
if (Stride == 0 || UniformLoad)
if (!ConsecutiveStride || UniformLoad)
return scalarizeInstruction(Instr);
Constant *Zero = Builder.getInt32(0);
@ -3562,11 +3562,11 @@ LoopVectorizationCostModel::getInstructionCost(Instruction *I, unsigned VF) {
TTI.getMemoryOpCost(I->getOpcode(), VectorTy, Alignment, AS);
// Scalarized loads/stores.
int Stride = Legal->isConsecutivePtr(Ptr);
bool Reverse = Stride < 0;
int ConsecutiveStride = Legal->isConsecutivePtr(Ptr);
bool Reverse = ConsecutiveStride < 0;
unsigned ScalarAllocatedSize = DL->getTypeAllocSize(ValTy);
unsigned VectorElementSize = DL->getTypeStoreSize(VectorTy)/VF;
if (0 == Stride || ScalarAllocatedSize != VectorElementSize) {
if (!ConsecutiveStride || ScalarAllocatedSize != VectorElementSize) {
unsigned Cost = 0;
// The cost of extracting from the value vector and pointer vector.
Type *PtrTy = ToVectorTy(Ptr->getType(), VF);