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Diffstat (limited to 'test/Transforms/SimplifyLibCalls/pow-to-sqrt.ll')
| -rw-r--r-- | test/Transforms/SimplifyLibCalls/pow-to-sqrt.ll | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/test/Transforms/SimplifyLibCalls/pow-to-sqrt.ll b/test/Transforms/SimplifyLibCalls/pow-to-sqrt.ll deleted file mode 100644 index 0480fdd..0000000 --- a/test/Transforms/SimplifyLibCalls/pow-to-sqrt.ll +++ /dev/null @@ -1,33 +0,0 @@ -; RUN: opt < %s -simplify-libcalls -S | FileCheck %s -; rdar://7251832 - -; SimplifyLibcalls should optimize pow(x, 0.5) to sqrt plus code to handle -; special cases. The readonly attribute on the call should be preserved. - -; CHECK: define float @foo(float %x) nounwind { -; CHECK: %sqrtf = call float @sqrtf(float %x) nounwind readonly -; CHECK: %fabsf = call float @fabsf(float %sqrtf) nounwind readonly -; CHECK: %1 = fcmp oeq float %x, 0xFFF0000000000000 -; CHECK: %retval = select i1 %1, float 0x7FF0000000000000, float %fabsf -; CHECK: ret float %retval - -define float @foo(float %x) nounwind { - %retval = call float @powf(float %x, float 0.5) - ret float %retval -} - -; CHECK: define double @doo(double %x) nounwind { -; CHECK: %sqrt = call double @sqrt(double %x) nounwind readonly -; CHECK: %fabs = call double @fabs(double %sqrt) nounwind readonly -; CHECK: %1 = fcmp oeq double %x, 0xFFF0000000000000 -; CHECK: %retval = select i1 %1, double 0x7FF0000000000000, double %fabs -; CHECK: ret double %retval -; CHECK: } - -define double @doo(double %x) nounwind { - %retval = call double @pow(double %x, double 0.5) - ret double %retval -} - -declare float @powf(float, float) nounwind readonly -declare double @pow(double, double) nounwind readonly |
