xref: /llvm-project/llvm/test/Transforms/InstSimplify/ConstProp/AMDGPU/fmul_legacy.ll (revision 04b944e23050e4e0c6ee983cc9bc17740315ea4f)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes=instsimplify -S | FileCheck %s
3
4declare float @llvm.amdgcn.fmul.legacy(float, float)
5
6define void @test(ptr %p) {
7; CHECK-LABEL: @test(
8; CHECK-NEXT:    store volatile float 6.000000e+00, ptr [[P:%.*]]
9; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
10; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
11; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
12; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
13; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
14; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
15; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
16; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
17; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
18; CHECK-NEXT:    store volatile float 0.000000e+00, ptr [[P]]
19; CHECK-NEXT:    ret void
20;
21  %a = call float @llvm.amdgcn.fmul.legacy(float +2.0, float +3.0)
22  store volatile float %a, ptr %p
23  %b = call float @llvm.amdgcn.fmul.legacy(float +2.0, float +0.0)
24  store volatile float %b, ptr %p
25  %c = call float @llvm.amdgcn.fmul.legacy(float +2.0, float -0.0)
26  store volatile float %c, ptr %p
27  %d = call float @llvm.amdgcn.fmul.legacy(float +0.0, float +0.0)
28  store volatile float %d, ptr %p
29  %e = call float @llvm.amdgcn.fmul.legacy(float +0.0, float -0.0)
30  store volatile float %e, ptr %p
31  %f = call float @llvm.amdgcn.fmul.legacy(float -0.0, float +0.0)
32  store volatile float %f, ptr %p
33  %g = call float @llvm.amdgcn.fmul.legacy(float -0.0, float -0.0)
34  store volatile float %g, ptr %p
35  %h = call float @llvm.amdgcn.fmul.legacy(float +0.0, float 0x7ff0000000000000) ; +inf
36  store volatile float %h, ptr %p
37  %i = call float @llvm.amdgcn.fmul.legacy(float 0xfff0000000000000, float +0.0) ; -inf
38  store volatile float %i, ptr %p
39  %j = call float @llvm.amdgcn.fmul.legacy(float 0x7ff0001000000000, float -0.0) ; +nan
40  store volatile float %j, ptr %p
41  %k = call float @llvm.amdgcn.fmul.legacy(float -0.0, float 0xfff0000100000000) ; -nan
42  store volatile float %k, ptr %p
43  ret void
44}
45