1; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
3
4declare float @llvm.amdgcn.ldexp.f32(float, i32) nounwind readnone
5declare double @llvm.amdgcn.ldexp.f64(double, i32) nounwind readnone
6
7; SI-LABEL: {{^}}test_ldexp_f32:
8; SI: v_ldexp_f32
9; SI: s_endpgm
10define amdgpu_kernel void @test_ldexp_f32(float addrspace(1)* %out, float %a, i32 %b) nounwind {
11  %result = call float @llvm.amdgcn.ldexp.f32(float %a, i32 %b) nounwind readnone
12  store float %result, float addrspace(1)* %out, align 4
13  ret void
14}
15
16; SI-LABEL: {{^}}test_ldexp_f64:
17; SI: v_ldexp_f64
18; SI: s_endpgm
19define amdgpu_kernel void @test_ldexp_f64(double addrspace(1)* %out, double %a, i32 %b) nounwind {
20  %result = call double @llvm.amdgcn.ldexp.f64(double %a, i32 %b) nounwind readnone
21  store double %result, double addrspace(1)* %out, align 8
22  ret void
23}
24
25; SI-LABEL: {{^}}test_ldexp_undef_f32:
26; SI-NOT: v_ldexp_f32
27define amdgpu_kernel void @test_ldexp_undef_f32(float addrspace(1)* %out, i32 %b) nounwind {
28  %result = call float @llvm.amdgcn.ldexp.f32(float undef, i32 %b) nounwind readnone
29  store float %result, float addrspace(1)* %out, align 4
30  ret void
31}
32