1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S -passes=slp-vectorizer,dce < %s | FileCheck %s
3 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
4 target triple = "arm64-apple-ios5.0.0"
6 define void @foo(ptr noalias %a, ptr noalias %b, ptr noalias %c) {
9 ; CHECK-NEXT: [[TMP1:%.*]] = load <4 x float>, ptr [[B:%.*]], align 4, !nontemporal !0
10 ; CHECK-NEXT: [[TMP3:%.*]] = load <4 x float>, ptr [[C:%.*]], align 4
11 ; CHECK-NEXT: [[TMP4:%.*]] = fadd <4 x float> [[TMP1]], [[TMP3]]
12 ; CHECK-NEXT: store <4 x float> [[TMP4]], ptr [[A:%.*]], align 4, !nontemporal !0
13 ; CHECK-NEXT: ret void
16 ; Check that we don't lose !nontemporal hint when vectorizing loads.
17 %b1 = load float, ptr %b, align 4, !nontemporal !0
18 %arrayidx.1 = getelementptr inbounds float, ptr %b, i64 1
19 %b2 = load float, ptr %arrayidx.1, align 4, !nontemporal !0
20 %arrayidx.2 = getelementptr inbounds float, ptr %b, i64 2
21 %b3 = load float, ptr %arrayidx.2, align 4, !nontemporal !0
22 %arrayidx.3 = getelementptr inbounds float, ptr %b, i64 3
23 %b4 = load float, ptr %arrayidx.3, align 4, !nontemporal !0
25 ; Check that we don't introduce !nontemporal hint when the original scalar loads didn't have it.
26 %c1 = load float, ptr %c, align 4
27 %arrayidx2.1 = getelementptr inbounds float, ptr %c, i64 1
28 %c2 = load float, ptr %arrayidx2.1, align 4
29 %arrayidx2.2 = getelementptr inbounds float, ptr %c, i64 2
30 %c3 = load float, ptr %arrayidx2.2, align 4
31 %arrayidx2.3 = getelementptr inbounds float, ptr %c, i64 3
32 %c4 = load float, ptr %arrayidx2.3, align 4
34 %a1 = fadd float %b1, %c1
35 %a2 = fadd float %b2, %c2
36 %a3 = fadd float %b3, %c3
37 %a4 = fadd float %b4, %c4
39 ; Check that we don't lose !nontemporal hint when vectorizing stores.
40 store float %a1, ptr %a, align 4, !nontemporal !0
41 %arrayidx3.1 = getelementptr inbounds float, ptr %a, i64 1
42 store float %a2, ptr %arrayidx3.1, align 4, !nontemporal !0
43 %arrayidx3.2 = getelementptr inbounds float, ptr %a, i64 2
44 store float %a3, ptr %arrayidx3.2, align 4, !nontemporal !0
45 %arrayidx3.3 = getelementptr inbounds float, ptr %a, i64 3
46 store float %a4, ptr %arrayidx3.3, align 4, !nontemporal !0
51 define void @foo2(ptr noalias %a, ptr noalias %b) {
54 ; CHECK-NEXT: [[TMP1:%.*]] = load <4 x float>, ptr [[B:%.*]], align 4
55 ; CHECK-NEXT: store <4 x float> [[TMP1]], ptr [[A:%.*]], align 4
56 ; CHECK-NEXT: ret void
59 ; Check that we don't mark vector load with !nontemporal attribute if some of
60 ; the original scalar loads don't have it.
61 %b1 = load float, ptr %b, align 4, !nontemporal !0
62 %arrayidx.1 = getelementptr inbounds float, ptr %b, i64 1
63 %b2 = load float, ptr %arrayidx.1, align 4
64 %arrayidx.2 = getelementptr inbounds float, ptr %b, i64 2
65 %b3 = load float, ptr %arrayidx.2, align 4
66 %arrayidx.3 = getelementptr inbounds float, ptr %b, i64 3
67 %b4 = load float, ptr %arrayidx.3, align 4, !nontemporal !0
69 ; Check that we don't mark vector store with !nontemporal attribute if some of
70 ; the original scalar stores don't have it.
71 store float %b1, ptr %a, align 4, !nontemporal !0
72 %arrayidx3.1 = getelementptr inbounds float, ptr %a, i64 1
73 store float %b2, ptr %arrayidx3.1, align 4
74 %arrayidx3.2 = getelementptr inbounds float, ptr %a, i64 2
75 store float %b3, ptr %arrayidx3.2, align 4
76 %arrayidx3.3 = getelementptr inbounds float, ptr %a, i64 3
77 store float %b4, ptr %arrayidx3.3, align 4, !nontemporal !0