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| author | Tom Stellard <thomas.stellard@amd.com> | 2015-06-13 03:28:10 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2015-06-13 03:28:10 +0000 |
| commit | 45bb48ea197fe496865387120c7c55b56f0717d6 (patch) | |
| tree | 3914fb8c4ace9ea4dee024fc944d51dc45adf401 /llvm/test/CodeGen/AMDGPU/fsqrt.ll | |
| parent | 8fa9677d4eb1cd43973eb59acc12b0534691d604 (diff) | |
| download | bcm5719-llvm-45bb48ea197fe496865387120c7c55b56f0717d6.tar.gz bcm5719-llvm-45bb48ea197fe496865387120c7c55b56f0717d6.zip | |
R600 -> AMDGPU rename
llvm-svn: 239657
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/fsqrt.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/fsqrt.ll | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/fsqrt.ll b/llvm/test/CodeGen/AMDGPU/fsqrt.ll new file mode 100644 index 00000000000..04101346cdf --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/fsqrt.ll @@ -0,0 +1,29 @@ +; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck %s +; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck %s +; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s +; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck %s + +; Run with unsafe-fp-math to make sure nothing tries to turn this into 1 / rsqrt(x) + +; CHECK: {{^}}fsqrt_f32: +; CHECK: v_sqrt_f32_e32 {{v[0-9]+, v[0-9]+}} + +define void @fsqrt_f32(float addrspace(1)* %out, float addrspace(1)* %in) { + %r0 = load float, float addrspace(1)* %in + %r1 = call float @llvm.sqrt.f32(float %r0) + store float %r1, float addrspace(1)* %out + ret void +} + +; CHECK: {{^}}fsqrt_f64: +; CHECK: v_sqrt_f64_e32 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\]}} + +define void @fsqrt_f64(double addrspace(1)* %out, double addrspace(1)* %in) { + %r0 = load double, double addrspace(1)* %in + %r1 = call double @llvm.sqrt.f64(double %r0) + store double %r1, double addrspace(1)* %out + ret void +} + +declare float @llvm.sqrt.f32(float %Val) +declare double @llvm.sqrt.f64(double %Val) |
