1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -basic-aa -slp-vectorizer  -S -mtriple=x86_64-unknown -mcpu=corei7-avx | FileCheck %s
3
4%struct.complex = type { float, float }
5
6define  void @foo (%struct.complex* %A, %struct.complex* %B, %struct.complex* %Result) {
7; CHECK-LABEL: @foo(
8; CHECK-NEXT:  entry:
9; CHECK-NEXT:    [[TMP0:%.*]] = add i64 256, 0
10; CHECK-NEXT:    br label [[LOOP:%.*]]
11; CHECK:       loop:
12; CHECK-NEXT:    [[TMP1:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[TMP20:%.*]], [[LOOP]] ]
13; CHECK-NEXT:    [[TMP2:%.*]] = phi float [ 0.000000e+00, [[ENTRY]] ], [ [[TMP19:%.*]], [[LOOP]] ]
14; CHECK-NEXT:    [[TMP3:%.*]] = phi float [ 0.000000e+00, [[ENTRY]] ], [ [[TMP18:%.*]], [[LOOP]] ]
15; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX:%.*]], %struct.complex* [[A:%.*]], i64 [[TMP1]], i32 0
16; CHECK-NEXT:    [[TMP5:%.*]] = load float, float* [[TMP4]], align 4
17; CHECK-NEXT:    [[TMP6:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[A]], i64 [[TMP1]], i32 1
18; CHECK-NEXT:    [[TMP7:%.*]] = load float, float* [[TMP6]], align 4
19; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[B:%.*]], i64 [[TMP1]], i32 0
20; CHECK-NEXT:    [[TMP9:%.*]] = load float, float* [[TMP8]], align 4
21; CHECK-NEXT:    [[TMP10:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[B]], i64 [[TMP1]], i32 1
22; CHECK-NEXT:    [[TMP11:%.*]] = load float, float* [[TMP10]], align 4
23; CHECK-NEXT:    [[TMP12:%.*]] = fmul float [[TMP5]], [[TMP9]]
24; CHECK-NEXT:    [[TMP13:%.*]] = fmul float [[TMP7]], [[TMP11]]
25; CHECK-NEXT:    [[TMP14:%.*]] = fsub float [[TMP12]], [[TMP13]]
26; CHECK-NEXT:    [[TMP15:%.*]] = fmul float [[TMP7]], [[TMP9]]
27; CHECK-NEXT:    [[TMP16:%.*]] = fmul float [[TMP5]], [[TMP11]]
28; CHECK-NEXT:    [[TMP17:%.*]] = fadd float [[TMP15]], [[TMP16]]
29; CHECK-NEXT:    [[TMP18]] = fadd float [[TMP3]], [[TMP14]]
30; CHECK-NEXT:    [[TMP19]] = fadd float [[TMP2]], [[TMP17]]
31; CHECK-NEXT:    [[TMP20]] = add nuw nsw i64 [[TMP1]], 1
32; CHECK-NEXT:    [[TMP21:%.*]] = icmp eq i64 [[TMP20]], [[TMP0]]
33; CHECK-NEXT:    br i1 [[TMP21]], label [[EXIT:%.*]], label [[LOOP]]
34; CHECK:       exit:
35; CHECK-NEXT:    [[TMP22:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[RESULT:%.*]], i32 0, i32 0
36; CHECK-NEXT:    store float [[TMP18]], float* [[TMP22]], align 4
37; CHECK-NEXT:    [[TMP23:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[RESULT]], i32 0, i32 1
38; CHECK-NEXT:    store float [[TMP19]], float* [[TMP23]], align 4
39; CHECK-NEXT:    ret void
40;
41entry:
42  %0 = add i64 256, 0
43  br label %loop
44
45loop:
46  %1 = phi i64 [ 0, %entry ], [ %20, %loop ]
47  %2 = phi float [ 0.000000e+00, %entry ], [ %19, %loop ]
48  %3 = phi float [ 0.000000e+00, %entry ], [ %18, %loop ]
49  %4 = getelementptr inbounds %"struct.complex", %"struct.complex"* %A, i64 %1, i32 0
50  %5 = load float, float* %4, align 4
51  %6 = getelementptr inbounds %"struct.complex", %"struct.complex"* %A, i64 %1, i32 1
52  %7 = load float, float* %6, align 4
53  %8 = getelementptr inbounds %"struct.complex", %"struct.complex"* %B, i64 %1, i32 0
54  %9 = load float, float* %8, align 4
55  %10 = getelementptr inbounds %"struct.complex", %"struct.complex"* %B, i64 %1, i32 1
56  %11 = load float, float* %10, align 4
57  %12 = fmul float %5, %9
58  %13 = fmul float %7, %11
59  %14 = fsub float %12, %13
60  %15 = fmul float %7, %9
61  %16 = fmul float %5, %11
62  %17 = fadd float %15, %16
63  %18 = fadd float %3, %14
64  %19 = fadd float %2, %17
65  %20 = add nuw nsw i64 %1, 1
66  %21 = icmp eq i64 %20, %0
67  br i1 %21, label %exit, label %loop
68
69exit:
70  %22 = getelementptr inbounds %"struct.complex", %"struct.complex"* %Result,  i32 0, i32 0
71  store float %18, float* %22, align 4
72  %23 = getelementptr inbounds %"struct.complex", %"struct.complex"* %Result,  i32 0, i32 1
73  store float %19, float* %23, align 4
74  ret void
75}
76
77