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
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes='function(scalarizer)' %s | FileCheck %s
; Check that the scalarizer can handle vector GEPs with scalar indices
@vec = global <4 x ptr> <ptr null, ptr null, ptr null, ptr null>
@index = global i16 1
@ptr = global [4 x i16] [i16 1, i16 2, i16 3, i16 4]
@ptrptr = global ptr null
; constant index
define void @test1() {
; CHECK-LABEL: @test1(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP0:%.*]] = load <4 x ptr>, ptr @vec, align 32
; CHECK-NEXT: [[DOTI0:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 0
; CHECK-NEXT: [[DOTI01:%.*]] = getelementptr i16, ptr [[DOTI0]], i16 1
; CHECK-NEXT: [[DOTI1:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 1
; CHECK-NEXT: [[DOTI12:%.*]] = getelementptr i16, ptr [[DOTI1]], i16 1
; CHECK-NEXT: [[DOTI2:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 2
; CHECK-NEXT: [[DOTI23:%.*]] = getelementptr i16, ptr [[DOTI2]], i16 1
; CHECK-NEXT: [[DOTI3:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 3
; CHECK-NEXT: [[DOTI34:%.*]] = getelementptr i16, ptr [[DOTI3]], i16 1
; CHECK-NEXT: ret void
;
bb:
%0 = load <4 x ptr>, ptr @vec
%1 = getelementptr i16, <4 x ptr> %0, i16 1
ret void
}
; non-constant index
define void @test2() {
; CHECK-LABEL: @test2(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP0:%.*]] = load <4 x ptr>, ptr @vec, align 32
; CHECK-NEXT: [[DOTI0:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 0
; CHECK-NEXT: [[DOTI1:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 1
; CHECK-NEXT: [[DOTI2:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 2
; CHECK-NEXT: [[DOTI3:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 3
; CHECK-NEXT: [[INDEX:%.*]] = load i16, ptr @index, align 2
; CHECK-NEXT: [[DOTI01:%.*]] = getelementptr i16, ptr [[DOTI0]], i16 [[INDEX]]
; CHECK-NEXT: [[DOTI12:%.*]] = getelementptr i16, ptr [[DOTI1]], i16 [[INDEX]]
; CHECK-NEXT: [[DOTI23:%.*]] = getelementptr i16, ptr [[DOTI2]], i16 [[INDEX]]
; CHECK-NEXT: [[DOTI34:%.*]] = getelementptr i16, ptr [[DOTI3]], i16 [[INDEX]]
; CHECK-NEXT: ret void
;
bb:
%0 = load <4 x ptr>, ptr @vec
%index = load i16, ptr @index
%1 = getelementptr i16, <4 x ptr> %0, i16 %index
ret void
}
; Check that the scalarizer can handle vector GEPs with scalar pointer
; constant pointer
define <4 x ptr> @test3_constexpr() {
; CHECK-LABEL: @test3_constexpr(
; CHECK-NEXT: bb:
; CHECK-NEXT: ret <4 x ptr> getelementptr (i16, ptr @ptr, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
;
bb:
ret <4 x ptr> getelementptr (i16, ptr @ptr, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
}
define <4 x ptr> @test3_constbase(i16 %idx) {
; CHECK-LABEL: @test3_constbase(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[OFFSET:%.*]] = getelementptr [4 x i16], ptr @ptr, i16 0, i16 [[IDX:%.*]]
; CHECK-NEXT: [[GEP_I0:%.*]] = getelementptr i16, ptr [[OFFSET]], i16 0
; CHECK-NEXT: [[GEP_I1:%.*]] = getelementptr i16, ptr [[OFFSET]], i16 1
; CHECK-NEXT: [[GEP_I2:%.*]] = getelementptr i16, ptr [[OFFSET]], i16 2
; CHECK-NEXT: [[GEP_I3:%.*]] = getelementptr i16, ptr [[OFFSET]], i16 3
; CHECK-NEXT: [[GEP_UPTO0:%.*]] = insertelement <4 x ptr> poison, ptr [[GEP_I0]], i64 0
; CHECK-NEXT: [[GEP_UPTO1:%.*]] = insertelement <4 x ptr> [[GEP_UPTO0]], ptr [[GEP_I1]], i64 1
; CHECK-NEXT: [[GEP_UPTO2:%.*]] = insertelement <4 x ptr> [[GEP_UPTO1]], ptr [[GEP_I2]], i64 2
; CHECK-NEXT: [[GEP:%.*]] = insertelement <4 x ptr> [[GEP_UPTO2]], ptr [[GEP_I3]], i64 3
; CHECK-NEXT: ret <4 x ptr> [[GEP]]
;
bb:
%offset = getelementptr [4 x i16], ptr @ptr, i16 0, i16 %idx
%gep = getelementptr i16, ptr %offset, <4 x i16> <i16 0, i16 1, i16 2, i16 3>
ret <4 x ptr> %gep
}
; Constant pointer with a variable vector offset
define <4 x ptr> @test3_varoffset(<4 x i16> %offset) {
; CHECK-LABEL: @test3_varoffset(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[OFFSET_I0:%.*]] = extractelement <4 x i16> [[OFFSET:%.*]], i64 0
; CHECK-NEXT: [[GEP_I0:%.*]] = getelementptr i16, ptr @ptr, i16 [[OFFSET_I0]]
; CHECK-NEXT: [[OFFSET_I1:%.*]] = extractelement <4 x i16> [[OFFSET]], i64 1
; CHECK-NEXT: [[GEP_I1:%.*]] = getelementptr i16, ptr @ptr, i16 [[OFFSET_I1]]
; CHECK-NEXT: [[OFFSET_I2:%.*]] = extractelement <4 x i16> [[OFFSET]], i64 2
; CHECK-NEXT: [[GEP_I2:%.*]] = getelementptr i16, ptr @ptr, i16 [[OFFSET_I2]]
; CHECK-NEXT: [[OFFSET_I3:%.*]] = extractelement <4 x i16> [[OFFSET]], i64 3
; CHECK-NEXT: [[GEP_I3:%.*]] = getelementptr i16, ptr @ptr, i16 [[OFFSET_I3]]
; CHECK-NEXT: [[GEP_UPTO0:%.*]] = insertelement <4 x ptr> poison, ptr [[GEP_I0]], i64 0
; CHECK-NEXT: [[GEP_UPTO1:%.*]] = insertelement <4 x ptr> [[GEP_UPTO0]], ptr [[GEP_I1]], i64 1
; CHECK-NEXT: [[GEP_UPTO2:%.*]] = insertelement <4 x ptr> [[GEP_UPTO1]], ptr [[GEP_I2]], i64 2
; CHECK-NEXT: [[GEP:%.*]] = insertelement <4 x ptr> [[GEP_UPTO2]], ptr [[GEP_I3]], i64 3
; CHECK-NEXT: ret <4 x ptr> [[GEP]]
;
bb:
%gep = getelementptr i16, ptr @ptr, <4 x i16> %offset
ret <4 x ptr> %gep
}
; non-constant pointer
define void @test4() {
; CHECK-LABEL: @test4(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr @ptrptr, align 8
; CHECK-NEXT: [[DOTI0:%.*]] = getelementptr i16, ptr [[TMP0]], i16 0
; CHECK-NEXT: [[DOTI1:%.*]] = getelementptr i16, ptr [[TMP0]], i16 1
; CHECK-NEXT: [[DOTI2:%.*]] = getelementptr i16, ptr [[TMP0]], i16 2
; CHECK-NEXT: [[DOTI3:%.*]] = getelementptr i16, ptr [[TMP0]], i16 3
; CHECK-NEXT: ret void
;
bb:
%0 = load ptr, ptr @ptrptr
%1 = getelementptr i16, ptr %0, <4 x i16> <i16 0, i16 1, i16 2, i16 3>
ret void
}
; constant index, inbounds
define void @test5() {
; CHECK-LABEL: @test5(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[TMP0:%.*]] = load <4 x ptr>, ptr @vec, align 32
; CHECK-NEXT: [[DOTI0:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 0
; CHECK-NEXT: [[DOTI01:%.*]] = getelementptr inbounds i16, ptr [[DOTI0]], i16 1
; CHECK-NEXT: [[DOTI1:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 1
; CHECK-NEXT: [[DOTI12:%.*]] = getelementptr inbounds i16, ptr [[DOTI1]], i16 1
; CHECK-NEXT: [[DOTI2:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 2
; CHECK-NEXT: [[DOTI23:%.*]] = getelementptr inbounds i16, ptr [[DOTI2]], i16 1
; CHECK-NEXT: [[DOTI3:%.*]] = extractelement <4 x ptr> [[TMP0]], i64 3
; CHECK-NEXT: [[DOTI34:%.*]] = getelementptr inbounds i16, ptr [[DOTI3]], i16 1
; CHECK-NEXT: ret void
;
bb:
%0 = load <4 x ptr>, ptr @vec
%1 = getelementptr inbounds i16, <4 x ptr> %0, i16 1
ret void
}
|
