1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S < %s -load-store-vectorizer | FileCheck %s 3; RUN: opt -S < %s -passes='function(load-store-vectorizer)' | FileCheck %s 4 5declare void @llvm.sideeffect() 6 7; load-store vectorization across a @llvm.sideeffect. 8 9define void @test_sideeffect(float* %p) { 10; CHECK-LABEL: @test_sideeffect( 11; CHECK-NEXT: [[P0:%.*]] = getelementptr float, float* [[P:%.*]], i64 0 12; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[P0]] to <4 x float>* 13; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 16 14; CHECK-NEXT: [[L01:%.*]] = extractelement <4 x float> [[TMP2]], i32 0 15; CHECK-NEXT: [[L12:%.*]] = extractelement <4 x float> [[TMP2]], i32 1 16; CHECK-NEXT: [[L23:%.*]] = extractelement <4 x float> [[TMP2]], i32 2 17; CHECK-NEXT: [[L34:%.*]] = extractelement <4 x float> [[TMP2]], i32 3 18; CHECK-NEXT: call void @llvm.sideeffect() 19; CHECK-NEXT: call void @llvm.sideeffect() 20; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x float> poison, float [[L01]], i32 0 21; CHECK-NEXT: [[TMP4:%.*]] = insertelement <4 x float> [[TMP3]], float [[L12]], i32 1 22; CHECK-NEXT: [[TMP5:%.*]] = insertelement <4 x float> [[TMP4]], float [[L23]], i32 2 23; CHECK-NEXT: [[TMP6:%.*]] = insertelement <4 x float> [[TMP5]], float [[L34]], i32 3 24; CHECK-NEXT: [[TMP7:%.*]] = bitcast float* [[P0]] to <4 x float>* 25; CHECK-NEXT: store <4 x float> [[TMP6]], <4 x float>* [[TMP7]], align 16 26; CHECK-NEXT: ret void 27; 28 %p0 = getelementptr float, float* %p, i64 0 29 %p1 = getelementptr float, float* %p, i64 1 30 %p2 = getelementptr float, float* %p, i64 2 31 %p3 = getelementptr float, float* %p, i64 3 32 %l0 = load float, float* %p0, align 16 33 %l1 = load float, float* %p1 34 %l2 = load float, float* %p2 35 call void @llvm.sideeffect() 36 %l3 = load float, float* %p3 37 store float %l0, float* %p0, align 16 38 call void @llvm.sideeffect() 39 store float %l1, float* %p1 40 store float %l2, float* %p2 41 store float %l3, float* %p3 42 ret void 43} 44 45declare void @foo() 46 47define void @test_inaccessiblememonly(float* %p) { 48; CHECK-LABEL: @test_inaccessiblememonly( 49; CHECK-NEXT: [[P0:%.*]] = getelementptr float, float* [[P:%.*]], i64 0 50; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[P0]] to <4 x float>* 51; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 16 52; CHECK-NEXT: [[L01:%.*]] = extractelement <4 x float> [[TMP2]], i32 0 53; CHECK-NEXT: [[L12:%.*]] = extractelement <4 x float> [[TMP2]], i32 1 54; CHECK-NEXT: [[L23:%.*]] = extractelement <4 x float> [[TMP2]], i32 2 55; CHECK-NEXT: [[L34:%.*]] = extractelement <4 x float> [[TMP2]], i32 3 56; CHECK-NEXT: call void @foo() #[[ATTR1:[0-9]+]] 57; CHECK-NEXT: call void @foo() #[[ATTR1]] 58; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x float> poison, float [[L01]], i32 0 59; CHECK-NEXT: [[TMP4:%.*]] = insertelement <4 x float> [[TMP3]], float [[L12]], i32 1 60; CHECK-NEXT: [[TMP5:%.*]] = insertelement <4 x float> [[TMP4]], float [[L23]], i32 2 61; CHECK-NEXT: [[TMP6:%.*]] = insertelement <4 x float> [[TMP5]], float [[L34]], i32 3 62; CHECK-NEXT: [[TMP7:%.*]] = bitcast float* [[P0]] to <4 x float>* 63; CHECK-NEXT: store <4 x float> [[TMP6]], <4 x float>* [[TMP7]], align 16 64; CHECK-NEXT: ret void 65; 66 %p0 = getelementptr float, float* %p, i64 0 67 %p1 = getelementptr float, float* %p, i64 1 68 %p2 = getelementptr float, float* %p, i64 2 69 %p3 = getelementptr float, float* %p, i64 3 70 %l0 = load float, float* %p0, align 16 71 %l1 = load float, float* %p1 72 %l2 = load float, float* %p2 73 call void @foo() inaccessiblememonly nounwind 74 %l3 = load float, float* %p3 75 store float %l0, float* %p0, align 16 76 call void @foo() inaccessiblememonly nounwind 77 store float %l1, float* %p1 78 store float %l2, float* %p2 79 store float %l3, float* %p3 80 ret void 81} 82