1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -reassociate < %s | FileCheck %s 3 4define void @test1() { 5; CHECK-LABEL: @test1( 6; CHECK-NEXT: [[T1:%.*]] = tail call <4 x float> @blam() 7; CHECK-NEXT: [[T1_NEG:%.*]] = fsub fast <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, [[T1]] 8; CHECK-NEXT: [[T24:%.*]] = fadd fast <4 x float> [[T1_NEG]], undef 9; CHECK-NEXT: tail call void @wombat(<4 x float> [[T24]]) 10; CHECK-NEXT: ret void 11; 12 %t1 = tail call <4 x float> @blam() 13 %t23 = fsub fast <4 x float> undef, %t1 14 %t24 = fadd fast <4 x float> %t23, undef 15 tail call void @wombat(<4 x float> %t24) 16 ret void 17} 18 19define half @test2() { 20; CHECK-LABEL: @test2( 21; CHECK-NEXT: [[T15:%.*]] = fsub fast half undef, undef 22; CHECK-NEXT: [[T15_NEG:%.*]] = fsub fast half 0xH8000, [[T15]] 23; CHECK-NEXT: [[T18:%.*]] = fadd fast half [[T15_NEG]], undef 24; CHECK-NEXT: ret half [[T18]] 25; 26 %t15 = fsub fast half undef, undef 27 %t17 = fsub fast half undef, %t15 28 %t18 = fadd fast half undef, %t17 29 ret half %t18 30} 31 32 33 34; Function Attrs: optsize 35declare <4 x float> @blam() 36 37; Function Attrs: optsize 38declare void @wombat(<4 x float>) 39 40