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