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[SDAG] Make the new zext-vector-inreg node default to expand so targets

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don't need to set it manually.

This is based on feedback from Tom who pointed out that if every target
needs to handle this we need to reach out to those maintainers. In fact,
it doesn't make sense to duplicate everything when anything other than
expand seems unlikely at this stage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212661 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2014-07-09 22:53:04 +00:00
parent eff0c67b6a
commit 515f228ec3
2 changed files with 4 additions and 2 deletions
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5
lib/CodeGen/TargetLoweringBase.cpp
View File

@ -743,8 +743,11 @@ void TargetLoweringBase::initActions() {
// These operations default to expand for vector types.
if (VT >= MVT::FIRST_VECTOR_VALUETYPE &&
VT <= MVT::LAST_VECTOR_VALUETYPE)
VT <= MVT::LAST_VECTOR_VALUETYPE) {
setOperationAction(ISD::FCOPYSIGN, (MVT::SimpleValueType)VT, Expand);
setOperationAction(ISD::ZERO_EXTEND_VECTOR_INREG,
(MVT::SimpleValueType)VT, Expand);
}
}
// Most targets ignore the @llvm.prefetch intrinsic.

1
lib/Target/X86/X86ISelLowering.cpp
View File

@ -869,7 +869,6 @@ void X86TargetLowering::resetOperationActions() {
setOperationAction(ISD::TRUNCATE, VT, Expand);
setOperationAction(ISD::SIGN_EXTEND, VT, Expand);
setOperationAction(ISD::ZERO_EXTEND, VT, Expand);
setOperationAction(ISD::ZERO_EXTEND_VECTOR_INREG, VT, Expand);
setOperationAction(ISD::ANY_EXTEND, VT, Expand);
setOperationAction(ISD::VSELECT, VT, Expand);
setOperationAction(ISD::SELECT_CC, VT, Expand);