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diff test/Transforms/InstCombine/pow-sqrt.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents
children 803732b1fca8
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/Transforms/InstCombine/pow-sqrt.ll	Tue Jan 26 22:53:40 2016 +0900
@@ -0,0 +1,13 @@
+; RUN: opt < %s -instcombine -S | FileCheck %s
+
+define double @pow_half(double %x) {
+  %pow = call fast double @llvm.pow.f64(double %x, double 5.000000e-01)
+  ret double %pow
+}
+
+; CHECK-LABEL: define double @pow_half(
+; CHECK-NEXT:  %sqrt = call fast double @sqrt(double %x)
+; CHECK-NEXT:  ret double %sqrt
+
+declare double @llvm.pow.f64(double, double)
+