1; RUN: opt -S < %s -load-store-vectorizer | FileCheck %s 2; RUN: opt -S < %s -passes='function(load-store-vectorizer)' | FileCheck %s 3 4declare void @llvm.sideeffect() 5 6; load-store vectorization across a @llvm.sideeffect. 7 8; CHECK-LABEL: test 9; CHECK: load <4 x float> 10; CHECK: store <4 x float> 11define void @test(float* %p) { 12 %p0 = getelementptr float, float* %p, i64 0 13 %p1 = getelementptr float, float* %p, i64 1 14 %p2 = getelementptr float, float* %p, i64 2 15 %p3 = getelementptr float, float* %p, i64 3 16 %l0 = load float, float* %p0, align 16 17 %l1 = load float, float* %p1 18 %l2 = load float, float* %p2 19 call void @llvm.sideeffect() 20 %l3 = load float, float* %p3 21 store float %l0, float* %p0, align 16 22 call void @llvm.sideeffect() 23 store float %l1, float* %p1 24 store float %l2, float* %p2 25 store float %l3, float* %p3 26 ret void 27} 28