1 ; RUN: opt -S -basicaa -slp-vectorizer -dce < %s | FileCheck %s 2 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" 3 target triple = "arm64-apple-ios5.0.0" 4 5 ; CHECK-LABEL: @foo 6 define void @foo(float* noalias %a, float* noalias %b, float* noalias %c) { 7 entry: 8 ; Check that we don't lose !nontemporal hint when vectorizing loads. 9 ; CHECK: %{{[0-9]*}} = load <4 x float>, <4 x float>* %{{[0-9]+}}, align 4, !nontemporal !0 10 %b1 = load float, float* %b, align 4, !nontemporal !0 11 %arrayidx.1 = getelementptr inbounds float, float* %b, i64 1 12 %b2 = load float, float* %arrayidx.1, align 4, !nontemporal !0 13 %arrayidx.2 = getelementptr inbounds float, float* %b, i64 2 14 %b3 = load float, float* %arrayidx.2, align 4, !nontemporal !0 15 %arrayidx.3 = getelementptr inbounds float, float* %b, i64 3 16 %b4 = load float, float* %arrayidx.3, align 4, !nontemporal !0 17 18 ; Check that we don't introduce !nontemporal hint when the original scalar loads didn't have it. 19 ; CHECK: %{{[0-9]*}} = load <4 x float>, <4 x float>* %{{[0-9]+}}, align 4{{$}} 20 %c1 = load float, float* %c, align 4 21 %arrayidx2.1 = getelementptr inbounds float, float* %c, i64 1 22 %c2 = load float, float* %arrayidx2.1, align 4 23 %arrayidx2.2 = getelementptr inbounds float, float* %c, i64 2 24 %c3 = load float, float* %arrayidx2.2, align 4 25 %arrayidx2.3 = getelementptr inbounds float, float* %c, i64 3 26 %c4 = load float, float* %arrayidx2.3, align 4 27 28 %a1 = fadd float %b1, %c1 29 %a2 = fadd float %b2, %c2 30 %a3 = fadd float %b3, %c3 31 %a4 = fadd float %b4, %c4 32 33 ; Check that we don't lose !nontemporal hint when vectorizing stores. 34 ; CHECK: store <4 x float> %{{[0-9]+}}, <4 x float>* %{{[0-9]+}}, align 4, !nontemporal !0 35 store float %a1, float* %a, align 4, !nontemporal !0 36 %arrayidx3.1 = getelementptr inbounds float, float* %a, i64 1 37 store float %a2, float* %arrayidx3.1, align 4, !nontemporal !0 38 %arrayidx3.2 = getelementptr inbounds float, float* %a, i64 2 39 store float %a3, float* %arrayidx3.2, align 4, !nontemporal !0 40 %arrayidx3.3 = getelementptr inbounds float, float* %a, i64 3 41 store float %a4, float* %arrayidx3.3, align 4, !nontemporal !0 42 43 ; CHECK: ret void 44 ret void 45 } 46 47 ; CHECK-LABEL: @foo2 48 define void @foo2(float* noalias %a, float* noalias %b) { 49 entry: 50 ; Check that we don't mark vector load with !nontemporal attribute if some of 51 ; the original scalar loads don't have it. 52 ; CHECK: %{{[0-9]*}} = load <4 x float>, <4 x float>* %{{[0-9]+}}, align 4{{$}} 53 %b1 = load float, float* %b, align 4, !nontemporal !0 54 %arrayidx.1 = getelementptr inbounds float, float* %b, i64 1 55 %b2 = load float, float* %arrayidx.1, align 4 56 %arrayidx.2 = getelementptr inbounds float, float* %b, i64 2 57 %b3 = load float, float* %arrayidx.2, align 4 58 %arrayidx.3 = getelementptr inbounds float, float* %b, i64 3 59 %b4 = load float, float* %arrayidx.3, align 4, !nontemporal !0 60 61 ; Check that we don't mark vector store with !nontemporal attribute if some of 62 ; the original scalar stores don't have it. 63 ; CHECK: store <4 x float> %{{[0-9]+}}, <4 x float>* %{{[0-9]+}}, align 4{{$}} 64 store float %b1, float* %a, align 4, !nontemporal !0 65 %arrayidx3.1 = getelementptr inbounds float, float* %a, i64 1 66 store float %b2, float* %arrayidx3.1, align 4 67 %arrayidx3.2 = getelementptr inbounds float, float* %a, i64 2 68 store float %b3, float* %arrayidx3.2, align 4 69 %arrayidx3.3 = getelementptr inbounds float, float* %a, i64 3 70 store float %b4, float* %arrayidx3.3, align 4, !nontemporal !0 71 72 ; CHECK: ret void 73 ret void 74 } 75 76 !0 = !{i32 1} 77
