forked from OSchip/llvm-project
31 lines
817 B
LLVM
31 lines
817 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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define double @mylog(double %x, double %y) {
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entry:
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%pow = call double @llvm.pow.f64(double %x, double %y)
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%call = call double @log(double %pow)
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ret double %call
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}
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; CHECK-LABEL: define double @mylog(
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; CHECK: %pow = call double @llvm.pow.f64(double %x, double %y)
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; CHECK: %call = call double @log(double %pow)
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; CHECK: ret double %call
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; CHECK: }
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define double @test3(double %x) {
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%call2 = call double @exp2(double %x)
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%call3 = call double @log(double %call2)
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ret double %call3
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}
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; CHECK-LABEL: @test3
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; CHECK: %call2 = call double @exp2(double %x)
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; CHECK: %call3 = call double @log(double %call2)
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; CHECK: ret double %call3
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; CHECK: }
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declare double @log(double)
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declare double @exp2(double)
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declare double @llvm.pow.f64(double, double)
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