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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
657 B
LLVM
22 lines
657 B
LLVM
; RUN: llc < %s -march=x86 -mcpu=yonah | not egrep {\(\(xor\|and\)ps\|movd\)}
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; These operations should be done in integer registers, eliminating constant
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; pool loads, movd's etc.
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define i32 @test1(float %x) nounwind {
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entry:
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%tmp2 = fsub float -0.000000e+00, %x ; <float> [#uses=1]
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%tmp210 = bitcast float %tmp2 to i32 ; <i32> [#uses=1]
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ret i32 %tmp210
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}
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define i32 @test2(float %x) nounwind {
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entry:
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%tmp2 = tail call float @copysignf( float 1.000000e+00, float %x ) nounwind readnone ; <float> [#uses=1]
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%tmp210 = bitcast float %tmp2 to i32 ; <i32> [#uses=1]
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ret i32 %tmp210
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}
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declare float @copysignf(float, float) nounwind readnone
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