1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux -mcpu=core-avx2 | FileCheck %s
3 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
5 %struct.S = type { [3 x float], [3 x float], [4 x float] }
7 define i32 @foo(i32 %0, ptr %1, ptr %2) {
9 ; CHECK-NEXT: [[T4:%.*]] = alloca [[STRUCT_S:%.*]], align 8
10 ; CHECK-NEXT: [[T8:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[T4]], i64 0, i32 1
11 ; CHECK-NEXT: [[T9:%.*]] = getelementptr inbounds [3 x float], ptr [[T8]], i64 1, i64 0
12 ; CHECK-NEXT: [[T14:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[T4]], i64 0, i32 1, i64 0
13 ; CHECK-NEXT: [[TMP5:%.*]] = load <2 x float>, ptr [[T14]], align 4
14 ; CHECK-NEXT: br label [[T37:%.*]]
16 ; CHECK-NEXT: [[TMP6:%.*]] = phi <2 x float> [ [[TMP5]], [[TMP3:%.*]] ], [ [[T89:%.*]], [[T37]] ]
17 ; CHECK-NEXT: [[TMP7:%.*]] = fdiv fast <2 x float> splat (float 1.000000e+00), [[TMP6]]
18 ; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x float> [[TMP7]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 1, i32 1>
19 ; CHECK-NEXT: [[T21:%.*]] = getelementptr inbounds [[STRUCT_S]], ptr [[T4]], i64 0, i32 2, i64 0
20 ; CHECK-NEXT: store <4 x float> [[SHUFFLE]], ptr [[T21]], align 4
21 ; CHECK-NEXT: [[T89]] = load <2 x float>, ptr [[T9]], align 4
22 ; CHECK-NEXT: br i1 undef, label [[T37]], label [[T55:%.*]]
24 ; CHECK-NEXT: ret i32 0
26 %t4 = alloca %struct.S, align 8
27 %t8 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 1
28 %t9 = getelementptr inbounds [3 x float], ptr %t8, i64 1, i64 0
29 %t14 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 1, i64 0
30 %t11 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 1, i64 1
31 %t15 = load float, ptr %t14, align 4
32 %t16 = load float, ptr %t11, align 4
37 %t18 = phi float [ %t16, %3 ], [ %x24, %t37 ]
38 %t19 = phi float [ %t15, %3 ], [ %x23, %t37 ]
39 %t20 = fdiv fast float 1.000000e+00, %t19
40 %t24 = fdiv fast float 1.000000e+00, %t18
41 %t21 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 2, i64 0
42 %t25 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 2, i64 1
43 %t31 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 2, i64 2
44 %t33 = getelementptr inbounds %struct.S, ptr %t4, i64 0, i32 2, i64 3
45 store float %t20, ptr %t21, align 4
46 store float %t24, ptr %t25, align 4
47 store float %t24, ptr %t31, align 4
48 store float %t24, ptr %t33, align 4
49 %t89 = load <2 x float>, ptr %t9, align 4
50 %x23 = extractelement <2 x float> %t89, i32 0
51 %x24 = extractelement <2 x float> %t89, i32 1
52 br i1 undef, label %t37, label %t55