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Flags-producing add, and, or, etc. have the same profibility

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rules as normal add, and, or, etc.

llvm-svn: 92507
This commit is contained in:
Dan Gohman 2010-01-04 20:51:50 +00:00
parent 29583f656d
commit f87ad693cf
1 changed files with 5 additions and 0 deletions
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5
lib/Target/X86/X86ISelDAGToDAG.cpp
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@ -310,6 +310,11 @@ bool X86DAGToDAGISel::IsLegalAndProfitableToFold(SDNode *N, SDNode *U,
if (U == Root)
switch (U->getOpcode()) {
default: break;
case X86ISD::ADD:
case X86ISD::SUB:
case X86ISD::AND:
case X86ISD::XOR:
case X86ISD::OR:
case ISD::ADD:
case ISD::ADDC:
case ISD::ADDE: