1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
target 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"
; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s
; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=3 -bb-vectorize-aligned-only -bb-vectorize-ignore-target-info -instcombine -gvn -S | FileCheck %s -check-prefix=CHECK-AO
; Simple 3-pair chain with loads and stores
define void @test1(double* %a, double* %b, double* %c) nounwind uwtable readonly {
entry:
%i0 = load double, double* %a, align 8
%i1 = load double, double* %b, align 8
%mul = fmul double %i0, %i1
%arrayidx3 = getelementptr inbounds double, double* %a, i64 1
%i3 = load double, double* %arrayidx3, align 8
%arrayidx4 = getelementptr inbounds double, double* %b, i64 1
%i4 = load double, double* %arrayidx4, align 8
%mul5 = fmul double %i3, %i4
store double %mul, double* %c, align 8
%arrayidx5 = getelementptr inbounds double, double* %c, i64 1
store double %mul5, double* %arrayidx5, align 8
ret void
; CHECK-LABEL: @test1(
; CHECK: %i0.v.i0 = bitcast double* %a to <2 x double>*
; CHECK: %i1.v.i0 = bitcast double* %b to <2 x double>*
; CHECK: %i0 = load <2 x double>, <2 x double>* %i0.v.i0, align 8
; CHECK: %i1 = load <2 x double>, <2 x double>* %i1.v.i0, align 8
; CHECK: %mul = fmul <2 x double> %i0, %i1
; CHECK: %0 = bitcast double* %c to <2 x double>*
; CHECK: store <2 x double> %mul, <2 x double>* %0, align 8
; CHECK: ret void
; CHECK-AO-LABEL: @test1(
; CHECK-AO-NOT: <2 x double>
}
; Simple chain with extending loads and stores
define void @test2(float* %a, float* %b, double* %c) nounwind uwtable readonly {
entry:
%i0f = load float, float* %a, align 4
%i0 = fpext float %i0f to double
%i1f = load float, float* %b, align 4
%i1 = fpext float %i1f to double
%mul = fmul double %i0, %i1
%arrayidx3 = getelementptr inbounds float, float* %a, i64 1
%i3f = load float, float* %arrayidx3, align 4
%i3 = fpext float %i3f to double
%arrayidx4 = getelementptr inbounds float, float* %b, i64 1
%i4f = load float, float* %arrayidx4, align 4
%i4 = fpext float %i4f to double
%mul5 = fmul double %i3, %i4
store double %mul, double* %c, align 8
%arrayidx5 = getelementptr inbounds double, double* %c, i64 1
store double %mul5, double* %arrayidx5, align 8
ret void
; CHECK-LABEL: @test2(
; CHECK: %i0f.v.i0 = bitcast float* %a to <2 x float>*
; CHECK: %i1f.v.i0 = bitcast float* %b to <2 x float>*
; CHECK: %i0f = load <2 x float>, <2 x float>* %i0f.v.i0, align 4
; CHECK: %i0 = fpext <2 x float> %i0f to <2 x double>
; CHECK: %i1f = load <2 x float>, <2 x float>* %i1f.v.i0, align 4
; CHECK: %i1 = fpext <2 x float> %i1f to <2 x double>
; CHECK: %mul = fmul <2 x double> %i0, %i1
; CHECK: %0 = bitcast double* %c to <2 x double>*
; CHECK: store <2 x double> %mul, <2 x double>* %0, align 8
; CHECK: ret void
; CHECK-AO-LABEL: @test2(
; CHECK-AO-NOT: <2 x double>
}
; Simple chain with loads and truncating stores
define void @test3(double* %a, double* %b, float* %c) nounwind uwtable readonly {
entry:
%i0 = load double, double* %a, align 8
%i1 = load double, double* %b, align 8
%mul = fmul double %i0, %i1
%mulf = fptrunc double %mul to float
%arrayidx3 = getelementptr inbounds double, double* %a, i64 1
%i3 = load double, double* %arrayidx3, align 8
%arrayidx4 = getelementptr inbounds double, double* %b, i64 1
%i4 = load double, double* %arrayidx4, align 8
%mul5 = fmul double %i3, %i4
%mul5f = fptrunc double %mul5 to float
store float %mulf, float* %c, align 8
%arrayidx5 = getelementptr inbounds float, float* %c, i64 1
store float %mul5f, float* %arrayidx5, align 4
ret void
; CHECK-LABEL: @test3(
; CHECK: %i0.v.i0 = bitcast double* %a to <2 x double>*
; CHECK: %i1.v.i0 = bitcast double* %b to <2 x double>*
; CHECK: %i0 = load <2 x double>, <2 x double>* %i0.v.i0, align 8
; CHECK: %i1 = load <2 x double>, <2 x double>* %i1.v.i0, align 8
; CHECK: %mul = fmul <2 x double> %i0, %i1
; CHECK: %mulf = fptrunc <2 x double> %mul to <2 x float>
; CHECK: %0 = bitcast float* %c to <2 x float>*
; CHECK: store <2 x float> %mulf, <2 x float>* %0, align 8
; CHECK: ret void
; CHECK-AO-LABEL: @test3(
; CHECK-AO: %i0 = load double, double* %a, align 8
; CHECK-AO: %i1 = load double, double* %b, align 8
; CHECK-AO: %arrayidx3 = getelementptr inbounds double, double* %a, i64 1
; CHECK-AO: %i3 = load double, double* %arrayidx3, align 8
; CHECK-AO: %arrayidx4 = getelementptr inbounds double, double* %b, i64 1
; CHECK-AO: %i4 = load double, double* %arrayidx4, align 8
; CHECK-AO: %mul.v.i1.1 = insertelement <2 x double> undef, double %i1, i32 0
; CHECK-AO: %mul.v.i1.2 = insertelement <2 x double> %mul.v.i1.1, double %i4, i32 1
; CHECK-AO: %mul.v.i0.1 = insertelement <2 x double> undef, double %i0, i32 0
; CHECK-AO: %mul.v.i0.2 = insertelement <2 x double> %mul.v.i0.1, double %i3, i32 1
; CHECK-AO: %mul = fmul <2 x double> %mul.v.i0.2, %mul.v.i1.2
; CHECK-AO: %mulf = fptrunc <2 x double> %mul to <2 x float>
; CHECK-AO: %0 = bitcast float* %c to <2 x float>*
; CHECK-AO: store <2 x float> %mulf, <2 x float>* %0, align 8
; CHECK-AO: ret void
}
; Simple 3-pair chain with loads and stores (unreachable)
define void @test4(i1 %bool, double* %a, double* %b, double* %c) nounwind uwtable readonly {
entry:
br i1 %bool, label %if.then1, label %if.end
if.then1:
unreachable
br label %if.then
if.then:
%i0 = load double, double* %a, align 8
%i1 = load double, double* %b, align 8
%mul = fmul double %i0, %i1
%arrayidx3 = getelementptr inbounds double, double* %a, i64 1
%i3 = load double, double* %arrayidx3, align 8
%arrayidx4 = getelementptr inbounds double, double* %b, i64 1
%i4 = load double, double* %arrayidx4, align 8
%mul5 = fmul double %i3, %i4
store double %mul, double* %c, align 8
%arrayidx5 = getelementptr inbounds double, double* %c, i64 1
store double %mul5, double* %arrayidx5, align 8
br label %if.end
if.end:
ret void
; CHECK-LABEL: @test4(
; CHECK-NOT: <2 x double>
; CHECK-AO-LABEL: @test4(
; CHECK-AO-NOT: <2 x double>
}
; Simple 3-pair chain with loads and stores
define void @test5(double* %a, double* %b, double* %c) nounwind uwtable readonly {
entry:
%i0 = load double, double* %a, align 8
%i1 = load double, double* %b, align 8
%mul = fmul double %i0, %i1
%arrayidx3 = getelementptr inbounds double, double* %a, i64 1
%i3 = load double, double* %arrayidx3, align 8
%arrayidx4 = getelementptr inbounds double, double* %b, i64 1
%i4 = load double, double* %arrayidx4, align 8
%mul5 = fmul double %i3, %i4
%arrayidx5 = getelementptr inbounds double, double* %c, i64 1
store double %mul5, double* %arrayidx5, align 8
store double %mul, double* %c, align 4
ret void
; CHECK-LABEL: @test5(
; CHECK: %i0.v.i0 = bitcast double* %a to <2 x double>*
; CHECK: %i1.v.i0 = bitcast double* %b to <2 x double>*
; CHECK: %i0 = load <2 x double>, <2 x double>* %i0.v.i0, align 8
; CHECK: %i1 = load <2 x double>, <2 x double>* %i1.v.i0, align 8
; CHECK: %mul = fmul <2 x double> %i0, %i1
; CHECK: %0 = bitcast double* %c to <2 x double>*
; CHECK: store <2 x double> %mul, <2 x double>* %0, align 4
; CHECK: ret void
; CHECK-AO-LABEL: @test5(
; CHECK-AO-NOT: <2 x double>
}
|
