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R600/SI: Fix some cases for load / store of half

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Mostly argument loads were producing broken zextloads
from an FP type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239049 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
2015-06-04 16:00:27 +00:00
parent bebb0b5a34
commit e0d4034b76
4 changed files with 608 additions and 50 deletions
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13
lib/Target/R600/AMDGPUISelLowering.cpp
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@@ -257,9 +257,22 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM,
setOperationAction(ISD::FP16_TO_FP, MVT::f64, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::f32, MVT::f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::v2f32, MVT::v2f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::v4f32, MVT::v4f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::v8f32, MVT::v8f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::f64, MVT::f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::v2f64, MVT::v2f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::v4f64, MVT::v4f16, Expand);
setLoadExtAction(ISD::EXTLOAD, MVT::v8f64, MVT::v8f16, Expand);
setTruncStoreAction(MVT::f32, MVT::f16, Expand);
setTruncStoreAction(MVT::v2f32, MVT::v2f16, Expand);
setTruncStoreAction(MVT::v4f32, MVT::v4f16, Expand);
setTruncStoreAction(MVT::v8f32, MVT::v8f16, Expand);
setTruncStoreAction(MVT::f64, MVT::f16, Expand);
setTruncStoreAction(MVT::f64, MVT::f32, Expand);
const MVT ScalarIntVTs[] = { MVT::i32, MVT::i64 };
for (MVT VT : ScalarIntVTs) {