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figuring out the suffix to use. implement pow(2,x) -> exp2(x). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49437 91177308-0d34-0410-b5e6-96231b3b80d8
38 lines
898 B
LLVM
38 lines
898 B
LLVM
; Testcase for calls to the standard C "pow" function
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;
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; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep {call .pow}
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declare double @pow(double, double)
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declare float @powf(float, float)
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define double @test1(double %X) {
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%Y = call double @pow( double %X, double 0.000000e+00 ) ; <double> [#uses=1]
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ret double %Y
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}
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define double @test2(double %X) {
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%Y = call double @pow( double %X, double -0.000000e+00 ) ; <double> [#uses=1]
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ret double %Y
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}
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define double @test3(double %X) {
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%Y = call double @pow( double 1.000000e+00, double %X ) ; <double> [#uses=1]
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ret double %Y
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}
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define double @test4(double %X) {
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%Y = call double @pow( double %X, double 2.0)
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ret double %Y
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}
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define float @test4f(float %X) {
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%Y = call float @powf( float %X, float 2.0)
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ret float %Y
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}
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define float @test5f(float %X) {
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%Y = call float @powf(float 2.0, float %X) ;; exp2
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ret float %Y
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}
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