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Properly enable load clustering.

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Operand 2 on a load instruction does not have to be a RegisterSDNode for this to
work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100497 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2010-04-05 23:48:02 +00:00
parent 18141eed26
commit fc8e1c3635
1 changed files with 0 additions and 4 deletions
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4
lib/Target/X86/X86InstrInfo.cpp
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@ -2961,10 +2961,6 @@ X86InstrInfo::areLoadsFromSameBasePtr(SDNode *Load1, SDNode *Load2,
Load1->getOperand(2) == Load2->getOperand(2)) {
if (cast<ConstantSDNode>(Load1->getOperand(1))->getZExtValue() != 1)
return false;
SDValue Op2 = Load1->getOperand(2);
if (!isa<RegisterSDNode>(Op2) ||
cast<RegisterSDNode>(Op2)->getReg() != 0)
return 0;
// Now let's examine the displacements.
if (isa<ConstantSDNode>(Load1->getOperand(3)) &&