source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AMDGPU/fsqrt.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 1.1 KB
Line 
1; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck %s
2; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck %s
3; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s
4; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck %s
5
6; Run with unsafe-fp-math to make sure nothing tries to turn this into 1 / rsqrt(x)
7
8; CHECK: {{^}}fsqrt_f32:
9; CHECK: v_sqrt_f32_e32 {{v[0-9]+, v[0-9]+}}
10
11define void @fsqrt_f32(float addrspace(1)* %out, float addrspace(1)* %in) {
12   %r0 = load float, float addrspace(1)* %in
13   %r1 = call float @llvm.sqrt.f32(float %r0)
14   store float %r1, float addrspace(1)* %out
15   ret void
16}
17
18; CHECK: {{^}}fsqrt_f64:
19; CHECK: v_sqrt_f64_e32 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\]}}
20
21define void @fsqrt_f64(double addrspace(1)* %out, double addrspace(1)* %in) {
22   %r0 = load double, double addrspace(1)* %in
23   %r1 = call double @llvm.sqrt.f64(double %r0)
24   store double %r1, double addrspace(1)* %out
25   ret void
26}
27
28declare float @llvm.sqrt.f32(float %Val)
29declare double @llvm.sqrt.f64(double %Val)
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