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

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43271 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2007-10-23 23:36:57 +00:00
parent 8b1c68cee4
commit 30eeb3c6c0
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];