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Vector op lowering.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26438 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2006-03-01 01:11:20 +00:00
parent 9073dea7c0
commit d30bf01e90
2 changed files with 35 additions and 6 deletions
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16
lib/Target/PowerPC/PPCISelLowering.cpp
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@ -156,10 +156,26 @@ PPCTargetLowering::PPCTargetLowering(TargetMachine &TM)
setOperationAction(ISD::SRA, MVT::i64, Custom);
}
// First set operation action for all vector types to expand. Then we
// will selectively turn on ones that can be effectively codegen'd.
for (unsigned VT = (unsigned)MVT::Vector + 1;
VT != (unsigned)MVT::LAST_VALUETYPE; VT++) {
setOperationAction(ISD::ADD , (MVT::ValueType)VT, Expand);
setOperationAction(ISD::SUB , (MVT::ValueType)VT, Expand);
setOperationAction(ISD::MUL , (MVT::ValueType)VT, Expand);
setOperationAction(ISD::LOAD, (MVT::ValueType)VT, Expand);
}
if (TM.getSubtarget<PPCSubtarget>().hasAltivec()) {
addRegisterClass(MVT::v4f32, PPC::VRRCRegisterClass);
addRegisterClass(MVT::v4i32, PPC::VRRCRegisterClass);
setOperationAction(ISD::ADD , MVT::v4f32, Legal);
setOperationAction(ISD::SUB , MVT::v4f32, Legal);
setOperationAction(ISD::MUL , MVT::v4f32, Legal);
setOperationAction(ISD::LOAD , MVT::v4f32, Legal);
setOperationAction(ISD::ADD , MVT::v4i32, Legal);
setOperationAction(ISD::LOAD , MVT::v4i32, Legal);
// FIXME: We don't support any ConstantVec's yet. We should custom expand
// the ones we do!
setOperationAction(ISD::ConstantVec, MVT::v4f32, Expand);