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
|
// RUN: %target-sil-opt -enable-sil-verify-all %s -licm | %FileCheck %s
// REQUIRES: CPU=x86_64
// REQUIRES: OS=macosx
sil_stage canonical
import Builtin
import Swift
import SwiftShims
var x: Int
let reversedArray: ReversedCollection<[Int]>
// x
sil_global hidden @$s3tmp1xSivp : $Int
// reversedArray
sil_global hidden [let] @$s3tmp13reversedArrays18ReversedCollectionVySaySiGGvp : $ReversedCollection<Array<Int>>
// _swiftEmptyArrayStorage
sil_global @_swiftEmptyArrayStorage : $_SwiftEmptyArrayStorage
// CHECK-LABEL: sil hidden @multi_end_licm : $@convention(thin) () -> () {
// CHECK: bb2:
// CHECK: [[GLOBALVAR:%.*]] = global_addr @$s3tmp1xSivp : $*Int
// CHECK: [[BEGINA:%.*]] = begin_access [modify] [dynamic] [no_nested_conflict] [[GLOBALVAR]] : $*Int
// CHECK: br [[LOOPH:bb[0-9]+]]({{.*}} : $Builtin.Int64)
// CHECK: [[LOOPH]]({{.*}} : $Builtin.Int64)
// CHECK: cond_br {{.*}}, [[LOOPCOND1:bb[0-9]+]], [[LOOPCOND2:bb[0-9]+]]
// CHECK: [[LOOPCOND1]]:
// CHECK-NEXT: store
// CHECK-NEXT: cond_br {{.*}}, [[LOOPEXIT1:bb[0-9]+]], [[LOOPCONT1:bb[0-9]+]]
// CHECK: [[LOOPEXIT1]]:
// CHECK-NEXT: end_access [[BEGINA]] : $*Int
// CHECK-NEXT: br [[LOOPAFTEREXIT:bb[0-9]+]]
// CHECK: [[LOOPCOND2]]:
// CHECK-NEXT: struct $Int
// CHECK-NEXT: store
// CHECK-NEXT: cond_br {{.*}}, [[LOOPEXIT2:bb[0-9]+]], [[LOOPCONT1]]
// CHECK: [[LOOPEXIT2]]:
// CHECK-NEXT: end_access [[BEGINA]] : $*Int
// CHECK-NEXT: br [[LOOPAFTEREXIT]]
// CHECK: [[LOOPCONT1]]:
// CHECK-NEXT: br [[LOOPH]]
// CHECK: [[LOOPAFTEREXIT]]:
// CHECK-NEXT: br [[FUNCRET:bb[0-9]+]]
// CHECK: [[FUNCRET]]:
// CHECK-NEXT: tuple
// CHECK-NEXT: return
sil hidden @multi_end_licm : $@convention(thin) () -> () {
bb0:
%0 = global_addr @$s3tmp13reversedArrays18ReversedCollectionVySaySiGGvp : $*ReversedCollection<Array<Int>>
%1 = struct_element_addr %0 : $*ReversedCollection<Array<Int>>, #ReversedCollection._base
%2 = struct_element_addr %1 : $*Array<Int>, #Array._buffer
%3 = struct_element_addr %2 : $*_ArrayBuffer<Int>, #_ArrayBuffer._storage
%4 = struct_element_addr %3 : $*_BridgeStorage<__ContiguousArrayStorageBase>, #_BridgeStorage.rawValue
%5 = load %4 : $*Builtin.BridgeObject
%6 = unchecked_ref_cast %5 : $Builtin.BridgeObject to $__ContiguousArrayStorageBase
%7 = ref_element_addr %6 : $__ContiguousArrayStorageBase, #__ContiguousArrayStorageBase.countAndCapacity
%8 = struct_element_addr %7 : $*_ArrayBody, #_ArrayBody._storage
%9 = struct_element_addr %8 : $*_SwiftArrayBodyStorage, #_SwiftArrayBodyStorage.count
%10 = struct_element_addr %9 : $*Int, #Int._value
%11 = load %10 : $*Builtin.Int64
%12 = builtin "assumeNonNegative_Int64"(%11 : $Builtin.Int64) : $Builtin.Int64
%13 = integer_literal $Builtin.Int64, 0
%14 = integer_literal $Builtin.Int1, 0
%15 = builtin "cmp_eq_Int64"(%12 : $Builtin.Int64, %13 : $Builtin.Int64) : $Builtin.Int1
%16 = builtin "int_expect_Int1"(%15 : $Builtin.Int1, %14 : $Builtin.Int1) : $Builtin.Int1
cond_br %16, bb1, bb2
bb1:
br bb12
bb2:
%19 = global_addr @$s3tmp1xSivp : $*Int
%20 = integer_literal $Builtin.Int64, 1
%21 = integer_literal $Builtin.Int1, -1
%23 = ref_tail_addr %6 : $__ContiguousArrayStorageBase, $Int
br bb4(%12 : $Builtin.Int64)
bb4(%27 : $Builtin.Int64):
%28 = builtin "ssub_with_overflow_Int64"(%27 : $Builtin.Int64, %20 : $Builtin.Int64, %21 : $Builtin.Int1) : $(Builtin.Int64, Builtin.Int1)
%29 = tuple_extract %28 : $(Builtin.Int64, Builtin.Int1), 0
%30 = tuple_extract %28 : $(Builtin.Int64, Builtin.Int1), 1
cond_fail %30 : $Builtin.Int1
%32 = builtin "cmp_slt_Int64"(%29 : $Builtin.Int64, %13 : $Builtin.Int64) : $Builtin.Int1
%33 = load %10 : $*Builtin.Int64
%34 = builtin "assumeNonNegative_Int64"(%33 : $Builtin.Int64) : $Builtin.Int64
%35 = builtin "cmp_slt_Int64"(%29 : $Builtin.Int64, %34 : $Builtin.Int64) : $Builtin.Int1
%36 = builtin "xor_Int1"(%35 : $Builtin.Int1, %21 : $Builtin.Int1) : $Builtin.Int1
%37 = builtin "or_Int1"(%32 : $Builtin.Int1, %36 : $Builtin.Int1) : $Builtin.Int1
cond_fail %37 : $Builtin.Int1
%39 = builtin "truncOrBitCast_Int64_Word"(%29 : $Builtin.Int64) : $Builtin.Word
%40 = index_addr %23 : $*Int, %39 : $Builtin.Word
%41 = struct_element_addr %40 : $*Int, #Int._value
%42 = load %41 : $*Builtin.Int64
%43 = struct $Int (%42 : $Builtin.Int64)
debug_value %43 : $Int, let, name "item"
%global = begin_access [modify] [dynamic] [no_nested_conflict] %19 : $*Int
%46 = builtin "cmp_eq_Int64"(%29 : $Builtin.Int64, %13 : $Builtin.Int64) : $Builtin.Int1
%47 = builtin "int_expect_Int1"(%46 : $Builtin.Int1, %14 : $Builtin.Int1) : $Builtin.Int1
cond_br %47, bb10, bb11
bb10:
store %43 to %global : $*Int
end_access %global : $*Int
cond_br %47, bb6, bb5
bb11:
%otherInt = struct $Int (%27 : $Builtin.Int64)
store %otherInt to %global : $*Int
end_access %global : $*Int
cond_br %47, bb6, bb5
bb5:
br bb4(%29 : $Builtin.Int64)
bb6:
br bb12
bb12:
%25 = tuple ()
return %25 : $()
} // end sil function 'multi_end_licm'
// CHECK-LABEL: sil hidden @multi_end_licm_loop_exit : $@convention(thin) () -> () {
// CHECK: br [[LOOPH:bb[0-9]+]]({{.*}} : $Builtin.Int64)
// CHECK: [[LOOPH]]({{.*}} : $Builtin.Int64)
// CHECK: begin_access [modify] [dynamic] [no_nested_conflict]
// CHECK: cond_br {{.*}}, [[LOOPCOND1:bb[0-9]+]], [[LOOPCOND2:bb[0-9]+]]
// CHECK: [[LOOPCOND1]]
// CHECK-NEXT: store
// CHECK-NEXT: end_access
// CHECK: return
sil hidden @multi_end_licm_loop_exit : $@convention(thin) () -> () {
bb0:
%0 = global_addr @$s3tmp13reversedArrays18ReversedCollectionVySaySiGGvp : $*ReversedCollection<Array<Int>>
%1 = struct_element_addr %0 : $*ReversedCollection<Array<Int>>, #ReversedCollection._base
%2 = struct_element_addr %1 : $*Array<Int>, #Array._buffer
%3 = struct_element_addr %2 : $*_ArrayBuffer<Int>, #_ArrayBuffer._storage
%4 = struct_element_addr %3 : $*_BridgeStorage<__ContiguousArrayStorageBase>, #_BridgeStorage.rawValue
%5 = load %4 : $*Builtin.BridgeObject
%6 = unchecked_ref_cast %5 : $Builtin.BridgeObject to $__ContiguousArrayStorageBase
%7 = ref_element_addr %6 : $__ContiguousArrayStorageBase, #__ContiguousArrayStorageBase.countAndCapacity
%8 = struct_element_addr %7 : $*_ArrayBody, #_ArrayBody._storage
%9 = struct_element_addr %8 : $*_SwiftArrayBodyStorage, #_SwiftArrayBodyStorage.count
%10 = struct_element_addr %9 : $*Int, #Int._value
%11 = load %10 : $*Builtin.Int64
%12 = builtin "assumeNonNegative_Int64"(%11 : $Builtin.Int64) : $Builtin.Int64
%13 = integer_literal $Builtin.Int64, 0
%14 = integer_literal $Builtin.Int1, 0
%15 = builtin "cmp_eq_Int64"(%12 : $Builtin.Int64, %13 : $Builtin.Int64) : $Builtin.Int1
%16 = builtin "int_expect_Int1"(%15 : $Builtin.Int1, %14 : $Builtin.Int1) : $Builtin.Int1
cond_br %16, bb1, bb2
bb1:
br bbRet
bb2:
%19 = global_addr @$s3tmp1xSivp : $*Int
%20 = integer_literal $Builtin.Int64, 1
%21 = integer_literal $Builtin.Int1, -1
%23 = ref_tail_addr %6 : $__ContiguousArrayStorageBase, $Int
br bb4(%12 : $Builtin.Int64)
bb4(%27 : $Builtin.Int64):
%28 = builtin "ssub_with_overflow_Int64"(%27 : $Builtin.Int64, %20 : $Builtin.Int64, %21 : $Builtin.Int1) : $(Builtin.Int64, Builtin.Int1)
%29 = tuple_extract %28 : $(Builtin.Int64, Builtin.Int1), 0
%30 = tuple_extract %28 : $(Builtin.Int64, Builtin.Int1), 1
cond_fail %30 : $Builtin.Int1
%32 = builtin "cmp_slt_Int64"(%29 : $Builtin.Int64, %13 : $Builtin.Int64) : $Builtin.Int1
%33 = load %10 : $*Builtin.Int64
%34 = builtin "assumeNonNegative_Int64"(%33 : $Builtin.Int64) : $Builtin.Int64
%35 = builtin "cmp_slt_Int64"(%29 : $Builtin.Int64, %34 : $Builtin.Int64) : $Builtin.Int1
%36 = builtin "xor_Int1"(%35 : $Builtin.Int1, %21 : $Builtin.Int1) : $Builtin.Int1
%37 = builtin "or_Int1"(%32 : $Builtin.Int1, %36 : $Builtin.Int1) : $Builtin.Int1
cond_fail %37 : $Builtin.Int1
%39 = builtin "truncOrBitCast_Int64_Word"(%29 : $Builtin.Int64) : $Builtin.Word
%40 = index_addr %23 : $*Int, %39 : $Builtin.Word
%41 = struct_element_addr %40 : $*Int, #Int._value
%42 = load %41 : $*Builtin.Int64
%43 = struct $Int (%42 : $Builtin.Int64)
debug_value %43 : $Int, let, name "item"
%global = begin_access [modify] [dynamic] [no_nested_conflict] %19 : $*Int
%46 = builtin "cmp_eq_Int64"(%29 : $Builtin.Int64, %13 : $Builtin.Int64) : $Builtin.Int1
%47 = builtin "int_expect_Int1"(%46 : $Builtin.Int1, %14 : $Builtin.Int1) : $Builtin.Int1
cond_br %47, bbend1, bbend2
bbend1:
store %43 to %global : $*Int
end_access %global : $*Int
cond_br %47, bb6, bb5
bbend2:
%otherInt = struct $Int (%27 : $Builtin.Int64)
store %otherInt to %global : $*Int
cond_br %47, bbOut, bb5
bbOut:
end_access %global : $*Int
br bb6
bb5:
br bb4(%29 : $Builtin.Int64)
bb6:
br bbRet
bbRet:
%25 = tuple ()
return %25 : $()
} // end sil function 'multi_end_licm_loop_exit'
|
