diff options
Diffstat (limited to 'llvm/lib/CodeGen/CodeGenPrepare.cpp')
-rw-r--r-- | llvm/lib/CodeGen/CodeGenPrepare.cpp | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp index 12b00ea..3da61ca 100644 --- a/llvm/lib/CodeGen/CodeGenPrepare.cpp +++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp @@ -1742,7 +1742,7 @@ void MemCmpExpansion::createResultBlock() { } // This function creates the IR instructions for loading and comparing 1 byte. -// It loads 1 byte from each source of the memcmp paramters with the given +// It loads 1 byte from each source of the memcmp parameters with the given // GEPIndex. It then subtracts the two loaded values and adds this result to the // final phi node for selecting the memcmp result. void MemCmpExpansion::emitLoadCompareByteBlock(unsigned Index, int GEPIndex) { @@ -2016,17 +2016,17 @@ void MemCmpExpansion::emitMemCmpResultBlock(bool IsLittleEndian) { int MemCmpExpansion::calculateNumBlocks(unsigned Size) { int NumBlocks = 0; - bool haveOneByteLoad = false; + bool HaveOneByteLoad = false; unsigned RemainingSize = Size; unsigned LoadSize = MaxLoadSize; while (RemainingSize) { if (LoadSize == 1) - haveOneByteLoad = true; + HaveOneByteLoad = true; NumBlocks += RemainingSize / LoadSize; RemainingSize = RemainingSize % LoadSize; LoadSize = LoadSize / 2; } - NumBlocksNonOneByte = haveOneByteLoad ? (NumBlocks - 1) : NumBlocks; + NumBlocksNonOneByte = HaveOneByteLoad ? (NumBlocks - 1) : NumBlocks; if (IsUsedForZeroCmp) NumBlocks = NumBlocks / NumLoadsPerBlock + @@ -2057,9 +2057,8 @@ Value *MemCmpExpansion::getMemCmpExpansionZeroCase(unsigned Size, unsigned NumBytesProcessed = 0; // This loop populates each of the LoadCmpBlocks with the IR sequence to // handle multiple loads per block. - for (unsigned i = 0; i < NumBlocks; ++i) { + for (unsigned i = 0; i < NumBlocks; ++i) emitLoadCompareBlockMultipleLoads(i, Size, NumBytesProcessed); - } emitMemCmpResultBlock(IsLittleEndian); return PhiRes; @@ -2075,9 +2074,8 @@ Value *MemCmpExpansion::getMemCmpExpansion(bool IsLittleEndian) { int LoadSize = MaxLoadSize; int NumBytesToBeProcessed = Size; - if (IsUsedForZeroCmp) { + if (IsUsedForZeroCmp) return getMemCmpExpansionZeroCase(Size, IsLittleEndian); - } unsigned Index = 0; // This loop calls emitLoadCompareBlock for comparing SizeVal bytes of the two |