1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S < %s -slp-vectorizer -slp-max-reg-size=128 -slp-min-reg-size=128 | FileCheck %s 3 4declare void @llvm.sideeffect() 5 6; SLP vectorization across a @llvm.sideeffect. 7 8define void @test(float* %p) { 9; CHECK-LABEL: @test( 10; CHECK-NEXT: [[P0:%.*]] = getelementptr float, float* [[P:%.*]], i64 0 11; CHECK-NEXT: [[P1:%.*]] = getelementptr float, float* [[P]], i64 1 12; CHECK-NEXT: [[P2:%.*]] = getelementptr float, float* [[P]], i64 2 13; CHECK-NEXT: [[P3:%.*]] = getelementptr float, float* [[P]], i64 3 14; CHECK-NEXT: call void @llvm.sideeffect() 15; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[P0]] to <4 x float>* 16; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 4 17; CHECK-NEXT: call void @llvm.sideeffect() 18; CHECK-NEXT: [[TMP3:%.*]] = bitcast float* [[P0]] to <4 x float>* 19; CHECK-NEXT: store <4 x float> [[TMP2]], <4 x float>* [[TMP3]], align 4 20; CHECK-NEXT: ret void 21; 22 %p0 = getelementptr float, float* %p, i64 0 23 %p1 = getelementptr float, float* %p, i64 1 24 %p2 = getelementptr float, float* %p, i64 2 25 %p3 = getelementptr float, float* %p, i64 3 26 %l0 = load float, float* %p0 27 %l1 = load float, float* %p1 28 %l2 = load float, float* %p2 29 call void @llvm.sideeffect() 30 %l3 = load float, float* %p3 31 store float %l0, float* %p0 32 call void @llvm.sideeffect() 33 store float %l1, float* %p1 34 store float %l2, float* %p2 35 store float %l3, float* %p3 36 ret void 37} 38