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
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
| ; RUN: llc < %s -asm-verbose=false -verify-machineinstrs -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers -mattr=+unimplemented-simd128 | FileCheck %s
; Test that the logic to choose between v128.const vector
; initialization and splat vector initialization and to optimize the
; choice of splat value works correctly.
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
; CHECK-LABEL: same_const_one_replaced_i16x8:
; CHECK-NEXT: .functype same_const_one_replaced_i16x8 (i32) -> (v128)
; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 42, 42, 42, 42, 42, 0, 42, 42
; CHECK-NEXT: i16x8.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 5, $0
; CHECK-NEXT: return $pop[[L1]]
define <8 x i16> @same_const_one_replaced_i16x8(i16 %x) {
%v = insertelement
<8 x i16> <i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42>,
i16 %x,
i32 5
ret <8 x i16> %v
}
; CHECK-LABEL: different_const_one_replaced_i16x8:
; CHECK-NEXT: .functype different_const_one_replaced_i16x8 (i32) -> (v128)
; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 1, -2, 3, -4, 5, 0, 7, -8
; CHECK-NEXT: i16x8.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 5, $0
; CHECK-NEXT: return $pop[[L1]]
define <8 x i16> @different_const_one_replaced_i16x8(i16 %x) {
%v = insertelement
<8 x i16> <i16 1, i16 -2, i16 3, i16 -4, i16 5, i16 -6, i16 7, i16 -8>,
i16 %x,
i32 5
ret <8 x i16> %v
}
; CHECK-LABEL: same_const_one_replaced_f32x4:
; CHECK-NEXT: .functype same_const_one_replaced_f32x4 (f32) -> (v128)
; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0x1.5p5, 0x1.5p5, 0x0p0, 0x1.5p5
; CHECK-NEXT: f32x4.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 2, $0
; CHECK-NEXT: return $pop[[L1]]
define <4 x float> @same_const_one_replaced_f32x4(float %x) {
%v = insertelement
<4 x float> <float 42., float 42., float 42., float 42.>,
float %x,
i32 2
ret <4 x float> %v
}
; CHECK-LABEL: different_const_one_replaced_f32x4:
; CHECK-NEXT: .functype different_const_one_replaced_f32x4 (f32) -> (v128)
; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0x1p0, 0x1p1, 0x0p0, 0x1p2
; CHECK-NEXT: f32x4.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 2, $0
; CHECK-NEXT: return $pop[[L1]]
define <4 x float> @different_const_one_replaced_f32x4(float %x) {
%v = insertelement
<4 x float> <float 1., float 2., float 3., float 4.>,
float %x,
i32 2
ret <4 x float> %v
}
; CHECK-LABEL: splat_common_const_i32x4:
; CHECK-NEXT: .functype splat_common_const_i32x4 () -> (v128)
; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0, 3, 3, 1
; CHECK-NEXT: return $pop[[L0]]
define <4 x i32> @splat_common_const_i32x4() {
ret <4 x i32> <i32 undef, i32 3, i32 3, i32 1>
}
; CHECK-LABEL: splat_common_arg_i16x8:
; CHECK-NEXT: .functype splat_common_arg_i16x8 (i32, i32, i32) -> (v128)
; CHECK-NEXT: i16x8.splat $push[[L0:[0-9]+]]=, $2
; CHECK-NEXT: i16x8.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 0, $1
; CHECK-NEXT: i16x8.replace_lane $push[[L2:[0-9]+]]=, $pop[[L1]], 2, $0
; CHECK-NEXT: i16x8.replace_lane $push[[L3:[0-9]+]]=, $pop[[L2]], 4, $1
; CHECK-NEXT: i16x8.replace_lane $push[[L4:[0-9]+]]=, $pop[[L3]], 7, $1
; CHECK-NEXT: return $pop[[L4]]
define <8 x i16> @splat_common_arg_i16x8(i16 %a, i16 %b, i16 %c) {
%v0 = insertelement <8 x i16> undef, i16 %b, i32 0
%v1 = insertelement <8 x i16> %v0, i16 %c, i32 1
%v2 = insertelement <8 x i16> %v1, i16 %a, i32 2
%v3 = insertelement <8 x i16> %v2, i16 %c, i32 3
%v4 = insertelement <8 x i16> %v3, i16 %b, i32 4
%v5 = insertelement <8 x i16> %v4, i16 %c, i32 5
%v6 = insertelement <8 x i16> %v5, i16 %c, i32 6
%v7 = insertelement <8 x i16> %v6, i16 %b, i32 7
ret <8 x i16> %v7
}
; CHECK-LABEL: swizzle_one_i8x16:
; CHECK-NEXT: .functype swizzle_one_i8x16 (v128, v128) -> (v128)
; CHECK-NEXT: v8x16.swizzle $push[[L0:[0-9]+]]=, $0, $1
; CHECK-NEXT: return $pop[[L0]]
define <16 x i8> @swizzle_one_i8x16(<16 x i8> %src, <16 x i8> %mask) {
%m0 = extractelement <16 x i8> %mask, i32 0
%s0 = extractelement <16 x i8> %src, i8 %m0
%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
ret <16 x i8> %v0
}
; CHECK-LABEL: swizzle_all_i8x16:
; CHECK-NEXT: .functype swizzle_all_i8x16 (v128, v128) -> (v128)
; CHECK-NEXT: v8x16.swizzle $push[[L0:[0-9]+]]=, $0, $1
; CHECK-NEXT: return $pop[[L0]]
define <16 x i8> @swizzle_all_i8x16(<16 x i8> %src, <16 x i8> %mask) {
%m0 = extractelement <16 x i8> %mask, i32 0
%s0 = extractelement <16 x i8> %src, i8 %m0
%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
%m1 = extractelement <16 x i8> %mask, i32 1
%s1 = extractelement <16 x i8> %src, i8 %m1
%v1 = insertelement <16 x i8> %v0, i8 %s1, i32 1
%m2 = extractelement <16 x i8> %mask, i32 2
%s2 = extractelement <16 x i8> %src, i8 %m2
%v2 = insertelement <16 x i8> %v1, i8 %s2, i32 2
%m3 = extractelement <16 x i8> %mask, i32 3
%s3 = extractelement <16 x i8> %src, i8 %m3
%v3 = insertelement <16 x i8> %v2, i8 %s3, i32 3
%m4 = extractelement <16 x i8> %mask, i32 4
%s4 = extractelement <16 x i8> %src, i8 %m4
%v4 = insertelement <16 x i8> %v3, i8 %s4, i32 4
%m5 = extractelement <16 x i8> %mask, i32 5
%s5 = extractelement <16 x i8> %src, i8 %m5
%v5 = insertelement <16 x i8> %v4, i8 %s5, i32 5
%m6 = extractelement <16 x i8> %mask, i32 6
%s6 = extractelement <16 x i8> %src, i8 %m6
%v6 = insertelement <16 x i8> %v5, i8 %s6, i32 6
%m7 = extractelement <16 x i8> %mask, i32 7
%s7 = extractelement <16 x i8> %src, i8 %m7
%v7 = insertelement <16 x i8> %v6, i8 %s7, i32 7
%m8 = extractelement <16 x i8> %mask, i32 8
%s8 = extractelement <16 x i8> %src, i8 %m8
%v8 = insertelement <16 x i8> %v7, i8 %s8, i32 8
%m9 = extractelement <16 x i8> %mask, i32 9
%s9 = extractelement <16 x i8> %src, i8 %m9
%v9 = insertelement <16 x i8> %v8, i8 %s9, i32 9
%m10 = extractelement <16 x i8> %mask, i32 10
%s10 = extractelement <16 x i8> %src, i8 %m10
%v10 = insertelement <16 x i8> %v9, i8 %s10, i32 10
%m11 = extractelement <16 x i8> %mask, i32 11
%s11 = extractelement <16 x i8> %src, i8 %m11
%v11 = insertelement <16 x i8> %v10, i8 %s11, i32 11
%m12 = extractelement <16 x i8> %mask, i32 12
%s12 = extractelement <16 x i8> %src, i8 %m12
%v12 = insertelement <16 x i8> %v11, i8 %s12, i32 12
%m13 = extractelement <16 x i8> %mask, i32 13
%s13 = extractelement <16 x i8> %src, i8 %m13
%v13 = insertelement <16 x i8> %v12, i8 %s13, i32 13
%m14 = extractelement <16 x i8> %mask, i32 14
%s14 = extractelement <16 x i8> %src, i8 %m14
%v14 = insertelement <16 x i8> %v13, i8 %s14, i32 14
%m15 = extractelement <16 x i8> %mask, i32 15
%s15 = extractelement <16 x i8> %src, i8 %m15
%v15 = insertelement <16 x i8> %v14, i8 %s15, i32 15
ret <16 x i8> %v15
}
; CHECK-LABEL: swizzle_one_i16x8:
; CHECK-NEXT: .functype swizzle_one_i16x8 (v128, v128) -> (v128)
; CHECK-NOT: swizzle
; CHECK: return
define <8 x i16> @swizzle_one_i16x8(<8 x i16> %src, <8 x i16> %mask) {
%m0 = extractelement <8 x i16> %mask, i32 0
%s0 = extractelement <8 x i16> %src, i16 %m0
%v0 = insertelement <8 x i16> undef, i16 %s0, i32 0
ret <8 x i16> %v0
}
; CHECK-LABEL: mashup_swizzle_i8x16:
; CHECK-NEXT: .functype mashup_swizzle_i8x16 (v128, v128, i32) -> (v128)
; CHECK-NEXT: v8x16.swizzle $push[[L0:[0-9]+]]=, $0, $1
; CHECK: i8x16.replace_lane
; CHECK: i8x16.replace_lane
; CHECK: i8x16.replace_lane
; CHECK: i8x16.replace_lane
; CHECK: return
define <16 x i8> @mashup_swizzle_i8x16(<16 x i8> %src, <16 x i8> %mask, i8 %splatted) {
; swizzle 0
%m0 = extractelement <16 x i8> %mask, i32 0
%s0 = extractelement <16 x i8> %src, i8 %m0
%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
; swizzle 7
%m1 = extractelement <16 x i8> %mask, i32 7
%s1 = extractelement <16 x i8> %src, i8 %m1
%v1 = insertelement <16 x i8> %v0, i8 %s1, i32 7
; splat 3
%v2 = insertelement <16 x i8> %v1, i8 %splatted, i32 3
; splat 12
%v3 = insertelement <16 x i8> %v2, i8 %splatted, i32 12
; const 4
%v4 = insertelement <16 x i8> %v3, i8 42, i32 4
; const 14
%v5 = insertelement <16 x i8> %v4, i8 42, i32 14
ret <16 x i8> %v5
}
; CHECK-LABEL: mashup_const_i8x16:
; CHECK-NEXT: .functype mashup_const_i8x16 (v128, v128, i32) -> (v128)
; CHECK: v128.const $push[[L0:[0-9]+]]=, 0, 0, 0, 0, 42, 0, 0, 0, 0, 0, 0, 0, 0, 0, 42, 0
; CHECK: i8x16.replace_lane
; CHECK: i8x16.replace_lane
; CHECK: i8x16.replace_lane
; CHECK: return
define <16 x i8> @mashup_const_i8x16(<16 x i8> %src, <16 x i8> %mask, i8 %splatted) {
; swizzle 0
%m0 = extractelement <16 x i8> %mask, i32 0
%s0 = extractelement <16 x i8> %src, i8 %m0
%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
; splat 3
%v1 = insertelement <16 x i8> %v0, i8 %splatted, i32 3
; splat 12
%v2 = insertelement <16 x i8> %v1, i8 %splatted, i32 12
; const 4
%v3 = insertelement <16 x i8> %v2, i8 42, i32 4
; const 14
%v4 = insertelement <16 x i8> %v3, i8 42, i32 14
ret <16 x i8> %v4
}
; CHECK-LABEL: mashup_splat_i8x16:
; CHECK-NEXT: .functype mashup_splat_i8x16 (v128, v128, i32) -> (v128)
; CHECK: i8x16.splat $push[[L0:[0-9]+]]=, $2
; CHECK: i8x16.replace_lane
; CHECK: i8x16.replace_lane
; CHECK: return
define <16 x i8> @mashup_splat_i8x16(<16 x i8> %src, <16 x i8> %mask, i8 %splatted) {
; swizzle 0
%m0 = extractelement <16 x i8> %mask, i32 0
%s0 = extractelement <16 x i8> %src, i8 %m0
%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
; splat 3
%v1 = insertelement <16 x i8> %v0, i8 %splatted, i32 3
; splat 12
%v2 = insertelement <16 x i8> %v1, i8 %splatted, i32 12
; const 4
%v3 = insertelement <16 x i8> %v2, i8 42, i32 4
ret <16 x i8> %v3
}
; CHECK-LABEL: undef_const_insert_f32x4:
; CHECK-NEXT: .functype undef_const_insert_f32x4 () -> (v128)
; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0x0p0, 0x1.5p5, 0x0p0, 0x0p0
; CHECK-NEXT: return $pop[[L0]]
define <4 x float> @undef_const_insert_f32x4() {
%v = insertelement <4 x float> undef, float 42., i32 1
ret <4 x float> %v
}
; CHECK-LABEL: undef_arg_insert_i32x4:
; CHECK-NEXT: .functype undef_arg_insert_i32x4 (i32) -> (v128)
; CHECK-NEXT: i32x4.splat $push[[L0:[0-9]+]]=, $0
; CHECK-NEXT: return $pop[[L0]]
define <4 x i32> @undef_arg_insert_i32x4(i32 %x) {
%v = insertelement <4 x i32> undef, i32 %x, i32 3
ret <4 x i32> %v
}
; CHECK-LABEL: all_undef_i8x16:
; CHECK-NEXT: .functype all_undef_i8x16 () -> (v128)
; CHECK-NEXT: return $0
define <16 x i8> @all_undef_i8x16() {
%v = insertelement <16 x i8> undef, i8 undef, i32 4
ret <16 x i8> %v
}
; CHECK-LABEL: all_undef_f64x2:
; CHECK-NEXT: .functype all_undef_f64x2 () -> (v128)
; CHECK-NEXT: return $0
define <2 x double> @all_undef_f64x2() {
ret <2 x double> undef
}
|