forked from swiftlang/swift
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcapture_promotion_reachability.sil
335 lines (301 loc) · 13.2 KB
/
capture_promotion_reachability.sil
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
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
// RUN: %target-sil-opt -assume-parsing-unqualified-ownership-sil -enable-sil-verify-all %s -capture-promotion | %FileCheck %s
sil_stage raw
import Builtin
import Swift
// top_level_code
sil private @top_level_code : $() -> () {
bb0:
%0 = tuple ()
return %0 : $()
}
/*
func test_reachability_1(b: Builtin.Int1, x: Builtin.Int64, y: Builtin.Int64) {
if (b) {
x = y
}
var t : () -> Builtin.Int64 = { x } // promotable
if (b) {
t = { x } // promotable
}
}
*/
// CHECK-LABEL: sil @test_reachability_1
sil @test_reachability_1 : $@convention(thin) (Builtin.Int1, Builtin.Int64, Builtin.Int64) -> () {
bb0(%0 : $Builtin.Int1, %1 : $Builtin.Int64, %2 : $Builtin.Int64):
%3 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%3a = project_box %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>, 0
%4 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%4a = project_box %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%5 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%5a = project_box %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
store %0 to %3a : $*Builtin.Int1
store %1 to %4a : $*Builtin.Int64
store %2 to %5a : $*Builtin.Int64
%9 = load %3a : $*Builtin.Int1
cond_br %9, bb1, bb2
bb1:
%11 = load %5a : $*Builtin.Int64
assign %11 to %4a : $*Builtin.Int64
br bb2
bb2:
%14 = alloc_box $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
%14a = project_box %14 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>, 0
// CHECK: [[CLOSURE0_PROMOTE0:%.*]] = function_ref @_T08closure0Tf2i_n :
%15 = function_ref @closure0 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE0_PROMOTE0]]({{%.*}})
%17 = partial_apply %15(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
store %17 to %14a : $*@callee_owned () -> Builtin.Int64
%19 = load %3a : $*Builtin.Int1
cond_br %19, bb3, bb4
bb3:
// CHECK: [[CLOSURE1_PROMOTE0:%.*]] = function_ref @_T08closure1Tf2i_n :
%21 = function_ref @closure1 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE1_PROMOTE0]]({{%.*}})
%23 = partial_apply %21(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
assign %23 to %14a : $*@callee_owned () -> Builtin.Int64
br bb4
bb4:
strong_release %14 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
strong_release %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%30 = tuple ()
return %30 : $()
}
// closure0
sil private @closure0 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
// closure1
sil private @closure1 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
/*
func test_reachability_2(b: Builtin.Int1, x: Builtin.Int64, y: Builtin.Int64) {
var t : () -> Builtin.Int64 = { x } // unpromotable
if (b) {
x = y
}
if (b) {
t = { x } // promotable
}
}
*/
// CHECK-LABEL: sil @test_reachability_2
sil @test_reachability_2 : $@convention(thin) (Builtin.Int1, Builtin.Int64, Builtin.Int64) -> () {
bb0(%0 : $Builtin.Int1, %1 : $Builtin.Int64, %2 : $Builtin.Int64):
%3 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%3a = project_box %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>, 0
%4 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%4a = project_box %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%5 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%5a = project_box %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
store %0 to %3a : $*Builtin.Int1
store %1 to %4a : $*Builtin.Int64
store %2 to %5a : $*Builtin.Int64
%9 = alloc_box $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
%9a = project_box %9 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>, 0
// CHECK: [[CLOSURE2:%.*]] = function_ref @closure2 :
%10 = function_ref @closure2 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE2]]({{%.*}})
%12 = partial_apply %10(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
store %12 to %9a : $*@callee_owned () -> Builtin.Int64
%14 = load %3a : $*Builtin.Int1
cond_br %14, bb1, bb2
bb1:
%16 = load %5a : $*Builtin.Int64
assign %16 to %4a : $*Builtin.Int64
br bb2
bb2:
%19 = load %3a : $*Builtin.Int1
cond_br %19, bb3, bb4
bb3:
// CHECK: [[CLOSURE3_PROMOTE0:%.*]] = function_ref @_T08closure3Tf2i_n :
%21 = function_ref @closure3 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE3_PROMOTE0]]({{%.*}})
%23 = partial_apply %21(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
assign %23 to %9a : $*@callee_owned () -> Builtin.Int64
br bb4
bb4:
strong_release %9 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
strong_release %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%30 = tuple ()
return %30 : $()
}
// closure2
sil private @closure2 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
// closure3
sil private @closure3 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
/*
func test_reachability_3(b: Builtin.Int1, x: Builtin.Int64, y: Builtin.Int64) {
var t : () -> Builtin.Int64 = { x } // unpromotable
if (b) {
t = { x } // unpromotable
}
if (b) {
x = y
}
}
*/
// CHECK-LABEL: sil @test_reachability_3
sil @test_reachability_3 : $@convention(thin) (Builtin.Int1, Builtin.Int64, Builtin.Int64) -> () {
bb0(%0 : $Builtin.Int1, %1 : $Builtin.Int64, %2 : $Builtin.Int64):
%3 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%3a = project_box %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>, 0
%4 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%4a = project_box %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%5 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%5a = project_box %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
store %0 to %3a : $*Builtin.Int1
store %1 to %4a : $*Builtin.Int64
store %2 to %5a : $*Builtin.Int64
%9 = alloc_box $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
%9a = project_box %9 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>, 0
// CHECK: [[CLOSURE4:%.*]] = function_ref @closure4 :
%10 = function_ref @closure4 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE4]]({{%.*}})
%12 = partial_apply %10(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
store %12 to %9a : $*@callee_owned () -> Builtin.Int64
%14 = load %3a : $*Builtin.Int1
cond_br %14, bb1, bb2
bb1:
// CHECK: [[CLOSURE5:%.*]] = function_ref @closure5 :
%16 = function_ref @closure5 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE5]]({{%.*}})
%18 = partial_apply %16(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
assign %18 to %9a : $*@callee_owned () -> Builtin.Int64
br bb2
bb2:
%21 = load %3a : $*Builtin.Int1
cond_br %21, bb3, bb4
bb3:
%23 = load %5a : $*Builtin.Int64
assign %23 to %4a : $*Builtin.Int64
br bb4
bb4:
strong_release %9 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
strong_release %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%30 = tuple ()
return %30 : $()
}
// closure4
sil private @closure4 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
// closure5
sil private @closure5 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
/*
func test_reachability_4(b: Builtin.Int1, x: Builtin.Int64, y: Builtin.Int64) {
var t : () -> Builtin.Int64 = { x } // unpromotable
while (b) {
x = y
t = { x } // unpromotable
}
}
*/
// CHECK-LABEL: sil @test_reachability_4
sil @test_reachability_4 : $@convention(thin) (Builtin.Int1, Builtin.Int64, Builtin.Int64) -> () {
bb0(%0 : $Builtin.Int1, %1 : $Builtin.Int64, %2 : $Builtin.Int64):
%3 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%3a = project_box %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>, 0
%4 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%4a = project_box %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%5 = alloc_box $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
%5a = project_box %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
store %0 to %3a : $*Builtin.Int1
store %1 to %4a : $*Builtin.Int64
store %2 to %5a : $*Builtin.Int64
%9 = alloc_box $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
%9a = project_box %9 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>, 0
// CHECK: [[CLOSURE6:%.*]] = function_ref @closure6 :
%10 = function_ref @closure6 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE6]]({{%.*}})
%12 = partial_apply %10(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
store %12 to %9a : $*@callee_owned () -> Builtin.Int64
br bb1
bb1:
%15 = load %3a : $*Builtin.Int1
cond_br %15, bb2, bb3
bb2:
%17 = load %5a : $*Builtin.Int64
assign %17 to %4a : $*Builtin.Int64
// CHECK: [[CLOSURE7:%.*]] = function_ref @closure7 :
%19 = function_ref @closure7 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
strong_retain %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
// CHECK: partial_apply [[CLOSURE7]]({{%.*}})
%21 = partial_apply %19(%4) : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64
assign %21 to %9a : $*@callee_owned () -> Builtin.Int64
br bb1
bb3:
strong_release %9 : $<τ_0_0> { var τ_0_0 } <@callee_owned () -> Builtin.Int64>
strong_release %5 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %4 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
strong_release %3 : $<τ_0_0> { var τ_0_0 } <Builtin.Int1>
%28 = tuple ()
return %28 : $()
}
// closure6
sil private @closure6 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}
// closure7
sil private @closure7 : $@convention(thin) (@owned <τ_0_0> { var τ_0_0 } <Builtin.Int64>) -> Builtin.Int64 {
bb0(%0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>):
%1 = project_box %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>, 0
%2 = tuple ()
%3 = load %1 : $*Builtin.Int64
strong_release %0 : $<τ_0_0> { var τ_0_0 } <Builtin.Int64>
return %3 : $Builtin.Int64
}