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Also, propagate the FMF to the newly created sqrt() call. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@257503 91177308-0d34-0410-b5e6-96231b3b80d8
14 lines
354 B
LLVM
14 lines
354 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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define double @pow_half(double %x) {
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%pow = call fast double @llvm.pow.f64(double %x, double 5.000000e-01)
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ret double %pow
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}
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; CHECK-LABEL: define double @pow_half(
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; CHECK-NEXT: %sqrt = call fast double @sqrt(double %x)
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; CHECK-NEXT: ret double %sqrt
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declare double @llvm.pow.f64(double, double)
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