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Remove some code for inferring alignment info from the x86 backend

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now that the dag combiner does it.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46404 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-01-26 20:07:42 +00:00
parent b8f43875c3
commit ba96fbc164
1 changed files with 1 additions and 10 deletions
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11
lib/Target/X86/X86ISelLowering.cpp
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@ -5499,16 +5499,7 @@ static bool isBaseAlignment16(SDNode *Base, MachineFrameInfo *MFI,
int64_t Offset;
if (isGAPlusOffset(Base, GV, Offset))
return (GV->getAlignment() >= 16 && (Offset % 16) == 0);
else {
assert(Base->getOpcode() == ISD::FrameIndex && "Unexpected base node!");
int BFI = cast<FrameIndexSDNode>(Base)->getIndex();
if (BFI < 0)
// Fixed objects do not specify alignment, however the offsets are known.
return ((Subtarget->getStackAlignment() % 16) == 0 &&
(MFI->getObjectOffset(BFI) % 16) == 0);
else
return MFI->getObjectAlignment(BFI) >= 16;
}
// DAG combine handles the stack object case.
return false;
}