| ; 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) |