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gerrit-public.fairphone.software / toolchain / llvm-project / d2941b43f40d24f083b7ed4151d6e882a86d32c3 / . / clang / test / CodeGenObjC / weak-in-c-struct.m
blob: b0f4c0851021fba69df93fc8c9337a4507d0f7e8 [file] [log] [blame]
Akira Hatanakad791e922018-03-19 17:38:40 +0000[diff] [blame]1// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks -fobjc-runtime=ios-11.0 -emit-llvm -o - %s | FileCheck -check-prefix=ARM64 -check-prefix=COMMON %s
2// RUN: %clang_cc1 -triple thumbv7-apple-ios10 -fobjc-arc -fblocks -fobjc-runtime=ios-10.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s
3// RUN: %clang_cc1 -triple x86_64-apple-macosx10.13 -fobjc-arc -fblocks -fobjc-runtime=macosx-10.13.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s
4// RUN: %clang_cc1 -triple i386-apple-macosx10.13.0 -fobjc-arc -fblocks -fobjc-runtime=macosx-fragile-10.13.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s
5
6typedef void (^BlockTy)(void);
7
8// COMMON: %[[STRUCT_WEAK:.*]] = type { i32, i8* }
9
10typedef struct {
11 int f0;
12 __weak id f1;
13} Weak;
14
15Weak getWeak(void);
16void calleeWeak(Weak);
17
18// ARM64: define void @test_constructor_destructor_Weak()
19// ARM64: %[[T:.*]] = alloca %[[STRUCT_WEAK]], align 8
20// ARM64: %[[V0:.*]] = bitcast %[[STRUCT_WEAK]]* %[[T]] to i8**
21// ARM64: call void @__default_constructor_8_w8(i8** %[[V0]])
22// ARM64: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[T]] to i8**
23// ARM64: call void @__destructor_8_w8(i8** %[[V1]])
24// ARM64: ret void
25
26// ARM64: define linkonce_odr hidden void @__default_constructor_8_w8(i8** %[[DST:.*]])
27// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
28// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
29// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
30// ARM64: %[[V1]] = bitcast i8** %[[V0]] to i8*
31// ARM64: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 8
32// ARM64: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
33// ARM64: %[[V4:.*]] = bitcast i8** %[[V3]] to i8*
34// ARM64: call void @llvm.memset.p0i8.i64(i8* align 8 %[[V4]], i8 0, i64 8, i1 false)
35
36// ARM64: define linkonce_odr hidden void @__destructor_8_w8(i8** %[[DST:.*]])
37// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
38// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
39// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
40// ARM64: %[[V1:.*]] = bitcast i8** %[[V0]] to i8*
41// ARM64: %[[V2:.*]] = getelementptr inbounds i8, i8* %[[V1]], i64 8
42// ARM64: %[[V3:.*]] = bitcast i8* %[[V2]] to i8**
43// ARM64: call void @objc_destroyWeak(i8** %[[V3]])
44
45void test_constructor_destructor_Weak(void) {
46 Weak t;
47}
48
49// ARM64: define void @test_copy_constructor_Weak(%[[STRUCT_WEAK]]* %{{.*}})
50// ARM64: call void @__copy_constructor_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
51// ARM64: call void @__destructor_8_w8(i8** %{{.*}})
52
53// ARM64: define linkonce_odr hidden void @__copy_constructor_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
54// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
55// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
56// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
57// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
58// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
59// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
60// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
61// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
62// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
63// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
64// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
65// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
66// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
67// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
68// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
69// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
70// ARM64: call void @objc_copyWeak(i8** %[[V7]], i8** %[[V10]])
71
72void test_copy_constructor_Weak(Weak *s) {
73 Weak t = *s;
74}
75
76// ARM64: define void @test_copy_assignment_Weak(%[[STRUCT_WEAK]]* %{{.*}}, %[[STRUCT_WEAK]]* %{{.*}})
77// ARM64: call void @__copy_assignment_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
78
79// ARM64: define linkonce_odr hidden void @__copy_assignment_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
80// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
81// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
82// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
83// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
84// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
85// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
86// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
87// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
88// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
89// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
90// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
91// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
92// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
93// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
94// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
95// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
96// ARM64: %[[V11:.*]] = call i8* @objc_loadWeakRetained(i8** %[[V10]])
97// ARM64: %[[V12:.*]] = call i8* @objc_storeWeak(i8** %[[V7]], i8* %[[V11]])
98// ARM64: call void @objc_release(i8* %[[V11]])
99
100void test_copy_assignment_Weak(Weak *d, Weak *s) {
101 *d = *s;
102}
103
104// ARM64: define internal void @__Block_byref_object_copy_(i8*, i8*)
105// ARM64: call void @__move_constructor_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
106
107// ARM64: define linkonce_odr hidden void @__move_constructor_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
108// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
109// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
110// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
111// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
112// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
113// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
114// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
115// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
116// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
117// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
118// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
119// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
120// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
121// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
122// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
123// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
124// ARM64: call void @objc_moveWeak(i8** %[[V7]], i8** %[[V10]])
125
126void test_move_constructor_Weak(void) {
127 __block Weak t;
128 BlockTy b = ^{ (void)t; };
129}
130
131// ARM64: define void @test_move_assignment_Weak(%[[STRUCT_WEAK]]* %{{.*}})
132// ARM64: call void @__move_assignment_8_8_t0w4_w8(i8** %{{.*}}, i8** %{{.*}})
133
134// ARM64: define linkonce_odr hidden void @__move_assignment_8_8_t0w4_w8(i8** %[[DST:.*]], i8** %[[SRC:.*]])
135// ARM64: %[[DST_ADDR:.*]] = alloca i8**, align 8
136// ARM64: %[[SRC_ADDR:.*]] = alloca i8**, align 8
137// ARM64: store i8** %[[DST]], i8*** %[[DST_ADDR]], align 8
138// ARM64: store i8** %[[SRC]], i8*** %[[SRC_ADDR]], align 8
139// ARM64: %[[V0:.*]] = load i8**, i8*** %[[DST_ADDR]], align 8
140// ARM64: %[[V1:.*]] = load i8**, i8*** %[[SRC_ADDR]], align 8
141// ARM64: %[[V2:.*]] = bitcast i8** %[[V0]] to i32*
142// ARM64: %[[V3:.*]] = bitcast i8** %[[V1]] to i32*
143// ARM64: %[[V4:.*]] = load i32, i32* %[[V3]], align 8
144// ARM64: store i32 %[[V4]], i32* %[[V2]], align 8
145// ARM64: %[[V5:.*]] = bitcast i8** %[[V0]] to i8*
146// ARM64: %[[V6:.*]] = getelementptr inbounds i8, i8* %[[V5]], i64 8
147// ARM64: %[[V7:.*]] = bitcast i8* %[[V6]] to i8**
148// ARM64: %[[V8:.*]] = bitcast i8** %[[V1]] to i8*
149// ARM64: %[[V9:.*]] = getelementptr inbounds i8, i8* %[[V8]], i64 8
150// ARM64: %[[V10:.*]] = bitcast i8* %[[V9]] to i8**
151// ARM64: %[[V11:.*]] = call i8* @objc_loadWeakRetained(i8** %[[V10]])
152// ARM64: %[[V12:.*]] = call i8* @objc_storeWeak(i8** %[[V7]], i8* %[[V11]])
153// ARM64: call void @objc_destroyWeak(i8** %[[V10]])
154// ARM64: call void @objc_release(i8* %[[V11]])
155
156void test_move_assignment_Weak(Weak *p) {
157 *p = getWeak();
158}
159
160// COMMON: define void @test_parameter_Weak(%[[STRUCT_WEAK]]* %[[A:.*]])
161// COMMON: %[[V0:.*]] = bitcast %[[STRUCT_WEAK]]* %[[A]] to i8**
162// COMMON: call void @__destructor_{{.*}}(i8** %[[V0]])
163
164void test_parameter_Weak(Weak a) {
165}
166
167// COMMON: define void @test_argument_Weak(%[[STRUCT_WEAK]]* %[[A:.*]])
168// COMMON: %[[A_ADDR:.*]] = alloca %[[STRUCT_WEAK]]*
169// COMMON: %[[AGG_TMP:.*]] = alloca %[[STRUCT_WEAK]]
170// COMMON: store %[[STRUCT_WEAK]]* %[[A]], %[[STRUCT_WEAK]]** %[[A_ADDR]]
171// COMMON: %[[V0:.*]] = load %[[STRUCT_WEAK]]*, %[[STRUCT_WEAK]]** %[[A_ADDR]]
172// COMMON: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_TMP]] to i8**
173// COMMON: %[[V2:.*]] = bitcast %[[STRUCT_WEAK]]* %[[V0]] to i8**
174// COMMON: call void @__copy_constructor_{{.*}}(i8** %[[V1]], i8** %[[V2]])
175// COMMON: call void @calleeWeak(%[[STRUCT_WEAK]]* %[[AGG_TMP]])
176// COMMON-NEXT: ret
177
178void test_argument_Weak(Weak *a) {
179 calleeWeak(*a);
180}
181
182// COMMON: define void @test_return_Weak(%[[STRUCT_WEAK]]* noalias sret %[[AGG_RESULT:.*]], %[[STRUCT_WEAK]]* %[[A:.*]])
183// COMMON: %[[A_ADDR:.*]] = alloca %[[STRUCT_WEAK]]*
184// COMMON: store %[[STRUCT_WEAK]]* %[[A]], %[[STRUCT_WEAK]]** %[[A_ADDR]]
185// COMMON: %[[V0:.*]] = load %[[STRUCT_WEAK]]*, %[[STRUCT_WEAK]]** %[[A_ADDR]]
186// COMMON: %[[V1:.*]] = bitcast %[[STRUCT_WEAK]]* %[[AGG_RESULT]] to i8**
187// COMMON: %[[V2:.*]] = bitcast %[[STRUCT_WEAK]]* %[[V0]] to i8**
188// COMMON: call void @__copy_constructor_{{.*}}(i8** %[[V1]], i8** %[[V2]])
189// COMMON: ret void
190
191Weak test_return_Weak(Weak *a) {
192 return *a;
193}