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Expand 32-bit bitconverts via memory
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76050 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -130,8 +130,8 @@ SystemZTargetLowering::SystemZTargetLowering(SystemZTargetMachine &tm) :
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setOperationAction(ISD::FCOS, MVT::f64, Expand);
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// We have only 64-bit bitconverts
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setOperationAction(ISD::BIT_CONVERT, MVT::f32, Promote);
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setOperationAction(ISD::BIT_CONVERT, MVT::i32, Promote);
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setOperationAction(ISD::BIT_CONVERT, MVT::f32, Expand);
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setOperationAction(ISD::BIT_CONVERT, MVT::i32, Expand);
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setOperationAction(ISD::UINT_TO_FP, MVT::i32, Expand);
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setOperationAction(ISD::UINT_TO_FP, MVT::i64, Expand);
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15
test/CodeGen/SystemZ/2009-07-11-FloatBitConvert.ll
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15
test/CodeGen/SystemZ/2009-07-11-FloatBitConvert.ll
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@ -0,0 +1,15 @@
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; ModuleID = 'bugpoint.test.bc'
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target datalayout = "E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16"
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target triple = "s390x-linux"
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define float @foo(i32 signext %a) {
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entry:
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%b = bitcast i32 %a to float
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ret float %b
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}
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define i32 @bar(float %a) {
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entry:
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%b = bitcast float %a to i32
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ret i32 %b
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}
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