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[ScalarizeMaskedMemIntrin] Remove some temporary variables that are only used by a single if condition. 

llvm-svn: 343268
This commit is contained in:
Craig Topper 2018-09-27 21:28:41 +00:00
parent 49dad8b8af
commit dfe460db57
1 changed files with 5 additions and 14 deletions
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19
llvm/lib/CodeGen/ScalarizeMaskedMemIntrin.cpp
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@ -131,10 +131,7 @@ static void scalarizeMaskedLoad(CallInst *CI) {
Builder.SetCurrentDebugLocation(CI->getDebugLoc());
// Short-cut if the mask is all-true.
bool IsAllOnesMask =
isa<Constant>(Mask) && cast<Constant>(Mask)->isAllOnesValue();
if (IsAllOnesMask) {
if (isa<Constant>(Mask) && cast<Constant>(Mask)->isAllOnesValue()) {
Value *NewI = Builder.CreateAlignedLoad(Ptr, AlignVal);
CI->replaceAllUsesWith(NewI);
CI->eraseFromParent();
@ -269,10 +266,7 @@ static void scalarizeMaskedStore(CallInst *CI) {
Builder.SetCurrentDebugLocation(CI->getDebugLoc());
// Short-cut if the mask is all-true.
bool IsAllOnesMask =
isa<Constant>(Mask) && cast<Constant>(Mask)->isAllOnesValue();
if (IsAllOnesMask) {
if (isa<Constant>(Mask) && cast<Constant>(Mask)->isAllOnesValue()) {
Builder.CreateAlignedStore(Src, Ptr, AlignVal);
CI->eraseFromParent();
return;
@ -391,9 +385,7 @@ static void scalarizeMaskedGather(CallInst *CI) {
unsigned VectorWidth = VecType->getNumElements();
// Shorten the way if the mask is a vector of constants.
bool IsConstMask = isa<ConstantVector>(Mask);
if (IsConstMask) {
if (isa<ConstantVector>(Mask)) {
for (unsigned Idx = 0; Idx < VectorWidth; ++Idx) {
if (cast<ConstantVector>(Mask)->getOperand(Idx)->isNullValue())
continue;
@ -512,9 +504,7 @@ static void scalarizeMaskedScatter(CallInst *CI) {
unsigned VectorWidth = Src->getType()->getVectorNumElements();
// Shorten the way if the mask is a vector of constants.
bool IsConstMask = isa<ConstantVector>(Mask);
if (IsConstMask) {
if (isa<ConstantVector>(Mask)) {
for (unsigned Idx = 0; Idx < VectorWidth; ++Idx) {
if (cast<ConstantVector>(Mask)->getOperand(Idx)->isNullValue())
continue;
@ -527,6 +517,7 @@ static void scalarizeMaskedScatter(CallInst *CI) {
CI->eraseFromParent();
return;
}
for (unsigned Idx = 0; Idx < VectorWidth; ++Idx) {
// Fill the "else" block, created in the previous iteration
//