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fix typos; NFC 

llvm-svn: 255352
This commit is contained in:
Sanjay Patel 2015-12-11 18:12:01 +00:00
parent 9187f27e32
commit 4dad27e016
1 changed files with 3 additions and 3 deletions
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6
llvm/lib/IR/Instructions.cpp
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@ -2458,7 +2458,7 @@ bool CastInst::isNoopCast(const DataLayout &DL) const {
/// * %S = secondOpcode MidTy %F to DstTy
/// The function returns a resultOpcode so these two casts can be replaced with:
/// * %Replacement = resultOpcode %SrcTy %x to DstTy
/// If no such cast is permited, the function returns 0.
/// If no such cast is permitted, the function returns 0.
unsigned CastInst::isEliminableCastPair(
Instruction::CastOps firstOp, Instruction::CastOps secondOp,
Type *SrcTy, Type *MidTy, Type *DstTy, Type *SrcIntPtrTy, Type *MidIntPtrTy,
@ -2466,7 +2466,7 @@ unsigned CastInst::isEliminableCastPair(
// Define the 144 possibilities for these two cast instructions. The values
// in this matrix determine what to do in a given situation and select the
// case in the switch below. The rows correspond to firstOp, the columns
// correspond to secondOp. In looking at the table below, keep in mind
// correspond to secondOp. In looking at the table below, keep in mind
// the following cast properties:
//
// Size Compare Source Destination
@ -2525,7 +2525,7 @@ unsigned CastInst::isEliminableCastPair(
// Check if any of the bitcasts convert scalars<->vectors.
if ((isFirstBitcast && isa<VectorType>(SrcTy) != isa<VectorType>(MidTy)) ||
(isSecondBitcast && isa<VectorType>(MidTy) != isa<VectorType>(DstTy)))
// Unless we are bitcasing to the original type, disallow optimizations.
// Unless we are bitcasting to the original type, disallow optimizations.
if (!chainedBitcast) return 0;
int ElimCase = CastResults[firstOp-Instruction::CastOpsBegin]