1target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
2; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -instcombine -gvn -S | FileCheck %s
3; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-aligned-only -instcombine -gvn -S | FileCheck %s -check-prefix=CHECK-AO
4
5; FIXME: re-enable this once pointer vectors work properly
6; XFAIL: *
7
8; Simple 3-pair chain also with loads and stores (using ptrs and gep)
9define double @test1(i64* %a, i64* %b, i64* %c) nounwind uwtable readonly {
10entry:
11  %i0 = load i64, i64* %a, align 8
12  %i1 = load i64, i64* %b, align 8
13  %mul = mul i64 %i0, %i1
14  %arrayidx3 = getelementptr inbounds i64, i64* %a, i64 1
15  %i3 = load i64, i64* %arrayidx3, align 8
16  %arrayidx4 = getelementptr inbounds i64, i64* %b, i64 1
17  %i4 = load i64, i64* %arrayidx4, align 8
18  %mul5 = mul i64 %i3, %i4
19  %ptr = inttoptr i64 %mul to double*
20  %ptr5 = inttoptr i64 %mul5 to double*
21  %aptr = getelementptr inbounds double, double* %ptr, i64 2
22  %aptr5 = getelementptr inbounds double, double* %ptr5, i64 3
23  %av = load double, double* %aptr, align 16
24  %av5 = load double, double* %aptr5, align 16
25  %r = fmul double %av, %av5
26  store i64 %mul, i64* %c, align 8
27  %arrayidx5 = getelementptr inbounds i64, i64* %c, i64 1
28  store i64 %mul5, i64* %arrayidx5, align 8
29  ret double %r
30; CHECK-LABEL: @test1(
31; CHECK: %i0.v.i0 = bitcast i64* %a to <2 x i64>*
32; CHECK: %i1.v.i0 = bitcast i64* %b to <2 x i64>*
33; CHECK: %i0 = load <2 x i64>, <2 x i64>* %i0.v.i0, align 8
34; CHECK: %i1 = load <2 x i64>, <2 x i64>* %i1.v.i0, align 8
35; CHECK: %mul = mul <2 x i64> %i0, %i1
36; CHECK: %ptr = inttoptr <2 x i64> %mul to <2 x double*>
37; CHECK: %aptr = getelementptr inbounds double, <2 x double*> %ptr, <2 x i64> <i64 2, i64 3>
38; CHECK: %aptr.v.r1 = extractelement <2 x double*> %aptr, i32 0
39; CHECK: %aptr.v.r2 = extractelement <2 x double*> %aptr, i32 1
40; CHECK: %av = load double, double* %aptr.v.r1, align 16
41; CHECK: %av5 = load double, double* %aptr.v.r2, align 16
42; CHECK: %r = fmul double %av, %av5
43; CHECK: %0 = bitcast i64* %c to <2 x i64>*
44; CHECK: store <2 x i64> %mul, <2 x i64>* %0, align 8
45; CHECK: ret double %r
46; CHECK-AO-LABEL: @test1(
47; CHECK-AO-NOT: load <2 x
48}
49
50; Simple 3-pair chain with loads and stores (using ptrs and gep)
51define void @test2(i64** %a, i64** %b, i64** %c) nounwind uwtable readonly {
52entry:
53  %i0 = load i64*, i64** %a, align 8
54  %i1 = load i64*, i64** %b, align 8
55  %arrayidx3 = getelementptr inbounds i64*, i64** %a, i64 1
56  %i3 = load i64*, i64** %arrayidx3, align 8
57  %arrayidx4 = getelementptr inbounds i64*, i64** %b, i64 1
58  %i4 = load i64*, i64** %arrayidx4, align 8
59  %o1 = load i64, i64* %i1, align 8
60  %o4 = load i64, i64* %i4, align 8
61  %ptr0 = getelementptr inbounds i64, i64* %i0, i64 %o1
62  %ptr3 = getelementptr inbounds i64, i64* %i3, i64 %o4
63  store i64* %ptr0, i64** %c, align 8
64  %arrayidx5 = getelementptr inbounds i64*, i64** %c, i64 1
65  store i64* %ptr3, i64** %arrayidx5, align 8
66  ret void
67; CHECK-LABEL: @test2(
68; CHECK: %i0.v.i0 = bitcast i64** %a to <2 x i64*>*
69; CHECK: %i1 = load i64*, i64** %b, align 8
70; CHECK: %i0 = load <2 x i64*>, <2 x i64*>* %i0.v.i0, align 8
71; CHECK: %arrayidx4 = getelementptr inbounds i64*, i64** %b, i64 1
72; CHECK: %i4 = load i64*, i64** %arrayidx4, align 8
73; CHECK: %o1 = load i64, i64* %i1, align 8
74; CHECK: %o4 = load i64, i64* %i4, align 8
75; CHECK: %ptr0.v.i1.1 = insertelement <2 x i64> undef, i64 %o1, i32 0
76; CHECK: %ptr0.v.i1.2 = insertelement <2 x i64> %ptr0.v.i1.1, i64 %o4, i32 1
77; CHECK: %ptr0 = getelementptr inbounds i64, <2 x i64*> %i0, <2 x i64> %ptr0.v.i1.2
78; CHECK: %0 = bitcast i64** %c to <2 x i64*>*
79; CHECK: store <2 x i64*> %ptr0, <2 x i64*>* %0, align 8
80; CHECK: ret void
81; CHECK-AO-LABEL: @test2(
82; CHECK-AO-NOT: <2 x
83}
84
85; Simple 3-pair chain with loads and stores (using ptrs and gep)
86; using pointer vectors.
87define void @test3(<2 x i64*>* %a, <2 x i64*>* %b, <2 x i64*>* %c) nounwind uwtable readonly {
88entry:
89  %i0 = load <2 x i64*>, <2 x i64*>* %a, align 8
90  %i1 = load <2 x i64*>, <2 x i64*>* %b, align 8
91  %arrayidx3 = getelementptr inbounds <2 x i64*>, <2 x i64*>* %a, i64 1
92  %i3 = load <2 x i64*>, <2 x i64*>* %arrayidx3, align 8
93  %arrayidx4 = getelementptr inbounds <2 x i64*>, <2 x i64*>* %b, i64 1
94  %i4 = load <2 x i64*>, <2 x i64*>* %arrayidx4, align 8
95  %j1 = extractelement <2 x i64*> %i1, i32 0
96  %j4 = extractelement <2 x i64*> %i4, i32 0
97  %o1 = load i64, i64* %j1, align 8
98  %o4 = load i64, i64* %j4, align 8
99  %j0 = extractelement <2 x i64*> %i0, i32 0
100  %j3 = extractelement <2 x i64*> %i3, i32 0
101  %ptr0 = getelementptr inbounds i64, i64* %j0, i64 %o1
102  %ptr3 = getelementptr inbounds i64, i64* %j3, i64 %o4
103  %qtr0 = insertelement <2 x i64*> undef, i64* %ptr0, i32 0
104  %rtr0 = insertelement <2 x i64*> %qtr0, i64* %ptr0, i32 1
105  %qtr3 = insertelement <2 x i64*> undef, i64* %ptr3, i32 0
106  %rtr3 = insertelement <2 x i64*> %qtr3, i64* %ptr3, i32 1
107  store <2 x i64*> %rtr0, <2 x i64*>* %c, align 8
108  %arrayidx5 = getelementptr inbounds <2 x i64*>, <2 x i64*>* %c, i64 1
109  store <2 x i64*> %rtr3, <2 x i64*>* %arrayidx5, align 8
110  ret void
111; CHECK-LABEL: @test3(
112; CHECK: %i0.v.i0 = bitcast <2 x i64*>* %a to <4 x i64*>*
113; CHECK: %i1 = load <2 x i64*>, <2 x i64*>* %b, align 8
114; CHECK: %i0 = load <4 x i64*>, <4 x i64*>* %i0.v.i0, align 8
115; CHECK: %arrayidx4 = getelementptr inbounds <2 x i64*>, <2 x i64*>* %b, i64 1
116; CHECK: %i4 = load <2 x i64*>, <2 x i64*>* %arrayidx4, align 8
117; CHECK: %j1 = extractelement <2 x i64*> %i1, i32 0
118; CHECK: %j4 = extractelement <2 x i64*> %i4, i32 0
119; CHECK: %o1 = load i64, i64* %j1, align 8
120; CHECK: %o4 = load i64, i64* %j4, align 8
121; CHECK: %ptr0.v.i1.1 = insertelement <2 x i64> undef, i64 %o1, i32 0
122; CHECK: %ptr0.v.i1.2 = insertelement <2 x i64> %ptr0.v.i1.1, i64 %o4, i32 1
123; CHECK: %ptr0.v.i0 = shufflevector <4 x i64*> %i0, <4 x i64*> undef, <2 x i32> <i32 0, i32 2>
124; CHECK: %ptr0 = getelementptr inbounds i64, <2 x i64*> %ptr0.v.i0, <2 x i64> %ptr0.v.i1.2
125; CHECK: %rtr0 = shufflevector <2 x i64*> %ptr0, <2 x i64*> undef, <2 x i32> zeroinitializer
126; CHECK: %rtr3 = shufflevector <2 x i64*> %ptr0, <2 x i64*> undef, <2 x i32> <i32 1, i32 1>
127; CHECK: %0 = bitcast <2 x i64*>* %c to <4 x i64*>*
128; CHECK: %1 = shufflevector <2 x i64*> %rtr0, <2 x i64*> %rtr3, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
129; CHECK: store <4 x i64*> %1, <4 x i64*>* %0, align 8
130; CHECK: ret void
131; CHECK-AO-LABEL: @test3(
132; CHECK-AO-NOT: <4 x
133}
134
135