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Fix comment and use the "Size" variable that's already provided.

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llvm-svn: 43271
This commit is contained in:
Bill Wendling 2007-10-23 23:36:57 +00:00
parent a420d660c8
commit e5f534148e
1 changed files with 5 additions and 10 deletions
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15
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -4329,18 +4329,13 @@ void SelectionDAGLowering::visitMemIntrinsic(CallInst &I, unsigned Op) {
}
}
// Check to see if there is an unaligned memcpy from/onto the stack. If
// so, then ignore it for the present.
// The lowered load/store instructions from/to the stack frame can be
// unaligned depending on whether it's accessed off sp or fp. If this is
// the case, then just use the memcpy library call.
if (Op1.getOpcode() == ISD::FrameIndex ||
Op2.getOpcode() == ISD::FrameIndex) {
unsigned TotalSize = 0;
for (unsigned i = 0; i < NumMemOps; i++)
TotalSize += MVT::getSizeInBits(MemOps[i]) / 8;
if (TotalSize % Align != 0)
Op2.getOpcode() == ISD::FrameIndex)
if (Size->getValue() % Align != 0)
break;
}
for (unsigned i = 0; i < NumMemOps; i++) {
MVT::ValueType VT = MemOps[i];