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
|
// RUN: %empty-directory(%t)
// RUN: %{python} %utils/chex.py < %s > %t/class_metadata.swift
// RUN: %target-swift-frontend -enable-objc-interop -emit-ir %s | %FileCheck %t/class_metadata.swift -check-prefixes=CHECK,CHECK-%target-ptrsize,CHECK-%target-import-type,CHECK-%target-cpu -D#MDSIZE=7
// RUN: %target-swift-frontend -disable-objc-interop -emit-ir %s | %FileCheck %t/class_metadata.swift -check-prefixes=CHECK,CHECK-%target-ptrsize,CHECK-%target-import-type,CHECK-%target-cpu -D#MDSIZE=4
// REQUIRES: objc_codegen
class A {}
// CHECK: [[A_NAME:@.*]] = private constant [2 x i8] c"A\00"
// CHECK-LABEL: @"$s14class_metadata1ACMn" =
// Flags. 0x8000_0050 == HasVTable | Unique | Class
// CHECK-DIRECT-SAME: <i32 0x8000_0050>,
// CHECK-INDIRECT-SAME: <i32 0x8001_0050>,
// Parent.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadataMXM"
// Name.
// CHECK-SAME: i32 {{.*}} [[A_NAME]]
// Metadata access function.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1ACMa"
// Superclass.
// CHECK-SAME: i32 0,
// Negative size in words.
// CHECK-SAME: i32 3,
// Positive size in words.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 1]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 1]],
// Field count.
// CHECK-SAME: i32 0,
// Field offset vector offset.
// CHECK-32-SAME: i32 [[#MDSIZE + 6]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3]],
// V-table offset.
// CHECK-32-SAME: i32 [[#MDSIZE + 6]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3]],
// V-table length.
// CHECK-SAME: i32 1,
// CHECK-SAME: %swift.method_descriptor {
// V-table entry #1: flags.
// CHECK-i386-SAME: i32 1,
// CHECK-x86_64-SAME: i32 1,
// CHECK-armv7k-SAME: i32 1,
// CHECK-arm64-SAME: i32 1,
// CHECK-arm64e-SAME: i32 1882783745
// V-table entry #1: invocation function.
// CHECK-SAME: @"$s14class_metadata1ACACycfC"
// CHECK-SAME: }>, section
class B : A {}
// CHECK: [[B_NAME:@.*]] = private constant [2 x i8] c"B\00"
// CHECK-LABEL: @"$s14class_metadata1BCMn" =
// Flags. 0x4000_0050 == HasOverrideTable | Unique | Class
// CHECK-DIRECT-SAME: <i32 0x4000_0050>,
// CHECK-INDIRECT-SAME: <i32 0x4001_0050>,
// Parent.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadataMXM"
// Name.
// CHECK-SAME: i32 {{.*}} [[B_NAME]]
// Metadata access function.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1BCMa"
// Superclass type.
// CHECK-SAME: @"symbolic _____ 14class_metadata1AC"
// Negative size in words.
// CHECK-SAME: i32 3,
// Positive size in words.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 1]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 1]],
// Immediate member count.
// CHECK-SAME: i32 0,
// Field count.
// CHECK-SAME: i32 0,
// Field offset vector offset.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 1]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 1]],
// Number of method overrides.
// CHECK-SAME: i32 1,
// CHECK-SAME: %swift.method_override_descriptor {
// Override table entry #1: base class.
// CHECK-SAME: @"$s14class_metadata1ACMn"
// Override table entry #1: base method.
// CHECK-DIRECT-SAME: @"$s14class_metadata1ACMn", i32 0, i32 13
// CHECK-INDIRECT-SAME: @"$s14class_metadata1ACMn", i32 0, i32 16
// Override table entry #1: invocation function.
// CHECK-SAME: @"$s14class_metadata1BCACycfC"
// CHECK-SAME: }>, section
class C<T> : B {}
// CHECK: [[C_NAME:@.*]] = private constant [2 x i8] c"C\00"
// CHECK-LABEL: @"$s14class_metadata1CCMn" =
// Flags. 0x4000_00d0 == HasOverrideTable | Generic | Unique | Class
// CHECK-SAME: <i32 0x4000_00d0>,
// Parent.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadataMXM"
// Name.
// CHECK-SAME: i32 {{.*}} [[C_NAME]]
// Metadata access function.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1CCMa"
// Superclass type.
// CHECK-SAME: @"symbolic _____ 14class_metadata1BC"
// Negative size in words.
// CHECK-SAME: i32 3,
// Positive size in words.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 2]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 2]],
// Num immediate members.
// CHECK-32-SAME: i32 1,
// Field count.
// CHECK-SAME: i32 0,
// Field offset vector offset.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 2]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 2]],
// Instantiation cache.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1CCMI"
// Instantiation pattern.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1CCMP"
// Generic parameter count.
// CHECK-SAME: i16 1,
// Generic requirement count.
// CHECK-SAME: i16 0,
// Key generic arguments count.
// CHECK-SAME: i16 1,
// Extra generic arguments count.
// CHECK-SAME: i16 0,
// Generic parameter descriptor #1: flags. -128 == 0x80 == Key
// CHECK-SAME: i8 -128,
// Padding.
// CHECK-SAME: i8 0,
// CHECK-SAME: i8 0,
// CHECK-SAME: i8 0,
// Number of method overrides.
// CHECK-SAME: i32 1,
// CHECK-SAME: %swift.method_override_descriptor {
// Override table entry #1: base class.
// CHECK-SAME: @"$s14class_metadata1ACMn"
// Override table entry #1: base method.
// CHECK-DIRECT-SAME: @"$s14class_metadata1ACMn", i32 0, i32 13
// CHECK-INDIRECT-SAME: @"$s14class_metadata1ACMn", i32 0, i32 16
// Override table entry #1: invocation function.
// CHECK-SAME: @"$s14class_metadata1CCACyxGycfC"
// CHECK-SAME: }>, section
// CHECK-LABEL: @"$s14class_metadata1CCMP" =
// Instantiation function.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1CCMi"
// For stupid reasons, when we declare the superclass after the subclass,
// we end up using an indirect reference to the nominal type descriptor.
class D : E {}
// CHECK: [[D_NAME:@.*]] = private constant [2 x i8] c"D\00"
// CHECK-LABEL: @"$s14class_metadata1DCMn" =
// Flags. 0x4200_0050 == HasOverrideTable | Unique | Class
// CHECK-DIRECT-SAME: <i32 0x4000_0050>,
// CHECK-INDIRECT-SAME: <i32 0x4001_0050>,
// Parent.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadataMXM"
// Name.
// CHECK-SAME: i32 {{.*}} [[D_NAME]]
// Metadata access function.
// CHECK-SAME: i32 {{.*}} @"$s14class_metadata1DCMa"
// Superclass type.
// CHECK-SAME: @"symbolic _____ 14class_metadata1EC"
// Negative size in words.
// CHECK-SAME: i32 3,
// Positive size in words.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 1]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 1]],
// Immediate member count.
// CHECK-SAME: i32 0,
// Field count.
// CHECK-SAME: i32 0,
// Field offset vector offset.
// CHECK-32-SAME: i32 [[#MDSIZE + 6 + 1]],
// CHECK-64-SAME: i32 [[#MDSIZE + 3 + 1]],
// Number of method overrides.
// CHECK-SAME: i32 1,
// CHECK-SAME: %swift.method_override_descriptor {
// Override table entry #1: base class.
// CHECK-SAME: @"$s14class_metadata1ECMn"
// Override table entry #1: base method.
// CHECK-SAME: @"$s14class_metadata1ECMn"
// Override table entry #1: invocation function.
// CHECK-SAME: @"$s14class_metadata1DCACycfC"
// CHECK-SAME: }>, section
class E {}
// CHECK-LABEL: @"$s14class_metadata1FCMn" =
// CHECK-SAME: @"symbolic _____yq_G 14class_metadata1CC"
class F<T, U> : C<U> { }
|
