1 | // RUN: %clang_cc1 -fobjc-runtime=macosx-10.10.0 -emit-llvm -o - %s -fno-objc-convert-messages-to-runtime-calls -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=MSGS |
2 | // RUN: %clang_cc1 -fobjc-runtime=macosx-10.10.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=CALLS |
3 | // RUN: %clang_cc1 -fobjc-runtime=macosx-10.9.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=MSGS |
4 | // RUN: %clang_cc1 -fobjc-runtime=macosx-fragile-10.10.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=MSGS |
5 | // RUN: %clang_cc1 -fobjc-runtime=ios-8.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=CALLS |
6 | // RUN: %clang_cc1 -fobjc-runtime=ios-7.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=MSGS |
7 | // Note: This line below is for tvos for which the driver passes through to use the ios9.0 runtime. |
8 | // RUN: %clang_cc1 -fobjc-runtime=ios-9.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=CALLS |
9 | // RUN: %clang_cc1 -fobjc-runtime=watchos-2.0 -emit-llvm -o - %s -fobjc-exceptions -fexceptions | FileCheck %s --check-prefix=CALLS |
10 | |
11 | #define nil (id)0 |
12 | |
13 | @interface NSObject |
14 | + (id)alloc; |
15 | + (id)allocWithZone:(void*)zone; |
16 | + (id)alloc2; |
17 | - (id)retain; |
18 | - (void)release; |
19 | - (id)autorelease; |
20 | @end |
21 | |
22 | // CHECK-LABEL: define {{.*}}void @test1 |
23 | void test1(id x) { |
24 | // MSGS: {{call.*@objc_msgSend}} |
25 | // MSGS: {{call.*@objc_msgSend}} |
26 | // MSGS: {{call.*@objc_msgSend}} |
27 | // MSGS: {{call.*@objc_msgSend}} |
28 | // MSGS: {{call.*@objc_msgSend}} |
29 | // CALLS: {{call.*@objc_alloc}} |
30 | // CALLS: {{call.*@objc_allocWithZone}} |
31 | // CALLS: {{call.*@objc_retain}} |
32 | // CALLS: {{call.*@objc_release}} |
33 | // CALLS: {{call.*@objc_autorelease}} |
34 | [NSObject alloc]; |
35 | [NSObject allocWithZone:nil]; |
36 | [x retain]; |
37 | [x release]; |
38 | [x autorelease]; |
39 | } |
40 | |
41 | // CHECK-LABEL: define {{.*}}void @check_invoke |
42 | void check_invoke() { |
43 | // MSGS: {{invoke.*@objc_msgSend}} |
44 | // MSGS: {{invoke.*@objc_msgSend}} |
45 | // CALLS: {{invoke.*@objc_alloc}} |
46 | // CALLS: {{invoke.*@objc_allocWithZone}} |
47 | @try { |
48 | [NSObject alloc]; |
49 | [NSObject allocWithZone:nil]; |
50 | } @catch (...) { |
51 | } |
52 | } |
53 | |
54 | // CHECK-LABEL: define {{.*}}void @test2 |
55 | void test2(void* x) { |
56 | // MSGS: {{call.*@objc_msgSend}} |
57 | // MSGS: {{call.*@objc_msgSend}} |
58 | // MSGS: {{call.*@objc_msgSend}} |
59 | // CALLS: {{call.*@objc_msgSend}} |
60 | // CALLS: {{call.*@objc_msgSend}} |
61 | // CALLS: {{call.*@objc_msgSend}} |
62 | [NSObject alloc2]; |
63 | [NSObject allocWithZone:(void*)-1]; |
64 | [NSObject allocWithZone:x]; |
65 | } |
66 | |
67 | @class A; |
68 | @interface B |
69 | + (A*) alloc; |
70 | + (A*) allocWithZone:(void*)zone; |
71 | - (A*) alloc; |
72 | - (A*) allocWithZone:(void*)zone; |
73 | - (A*) retain; |
74 | - (A*) autorelease; |
75 | @end |
76 | |
77 | // Make sure we get a bitcast on the return type as the |
78 | // call will return i8* which we have to cast to A* |
79 | // CHECK-LABEL: define {{.*}}void @test_alloc_class_ptr |
80 | A* test_alloc_class_ptr() { |
81 | // CALLS: {{call.*@objc_alloc}} |
82 | // CALLS-NEXT: bitcast i8* |
83 | // CALLS-NEXT: ret |
84 | return [B alloc]; |
85 | } |
86 | |
87 | // Make sure we get a bitcast on the return type as the |
88 | // call will return i8* which we have to cast to A* |
89 | // CHECK-LABEL: define {{.*}}void @test_alloc_class_ptr |
90 | A* test_allocWithZone_class_ptr() { |
91 | // CALLS: {{call.*@objc_allocWithZone}} |
92 | // CALLS-NEXT: bitcast i8* |
93 | // CALLS-NEXT: ret |
94 | return [B allocWithZone:nil]; |
95 | } |
96 | |
97 | // Only call objc_alloc on a Class, not an instance |
98 | // CHECK-LABEL: define {{.*}}void @test_alloc_instance |
99 | void test_alloc_instance(A *a) { |
100 | // CALLS: {{call.*@objc_alloc}} |
101 | // CALLS: {{call.*@objc_allocWithZone}} |
102 | // CALLS: {{call.*@objc_msgSend}} |
103 | // CALLS: {{call.*@objc_msgSend}} |
104 | [A alloc]; |
105 | [A allocWithZone:nil]; |
106 | [a alloc]; |
107 | [a allocWithZone:nil]; |
108 | } |
109 | |
110 | // Make sure we get a bitcast on the return type as the |
111 | // call will return i8* which we have to cast to A* |
112 | // CHECK-LABEL: define {{.*}}void @test_retain_class_ptr |
113 | A* test_retain_class_ptr(B *b) { |
114 | // CALLS: {{call.*@objc_retain}} |
115 | // CALLS-NEXT: bitcast i8* |
116 | // CALLS-NEXT: ret |
117 | return [b retain]; |
118 | } |
119 | |
120 | // Make sure we get a bitcast on the return type as the |
121 | // call will return i8* which we have to cast to A* |
122 | // CHECK-LABEL: define {{.*}}void @test_autorelease_class_ptr |
123 | A* test_autorelease_class_ptr(B *b) { |
124 | // CALLS: {{call.*@objc_autorelease}} |
125 | // CALLS-NEXT: bitcast i8* |
126 | // CALLS-NEXT: ret |
127 | return [b autorelease]; |
128 | } |
129 | |
130 | |
131 | @interface C |
132 | + (id)allocWithZone:(int)intArg; |
133 | - (float) retain; |
134 | @end |
135 | |
136 | // Make sure we only accept pointer types |
137 | // CHECK-LABEL: define {{.*}}void @test_allocWithZone_int |
138 | C* test_allocWithZone_int() { |
139 | // MSGS: {{call.*@objc_msgSend}} |
140 | // CALLS: {{call.*@objc_msgSend}} |
141 | return [C allocWithZone:3]; |
142 | } |
143 | |
144 | // Make sure we use a message and not a call as the return type is |
145 | // not a pointer type. |
146 | // CHECK-LABEL: define {{.*}}void @test_cannot_message_return_float |
147 | float test_cannot_message_return_float(C *c) { |
148 | // MSGS: {{call.*@objc_msgSend}} |
149 | // CALLS: {{call.*@objc_msgSend}} |
150 | return [c retain]; |
151 | } |
152 | |
153 | @interface NSString : NSObject |
154 | + (void)retain_self; |
155 | - (void)retain_super; |
156 | @end |
157 | |
158 | @implementation NSString |
159 | |
160 | // Make sure we can convert a message to a dynamic receiver to a call |
161 | // CHECK-LABEL: define {{.*}}void @retain_self |
162 | + (void)retain_self { |
163 | // MSGS: {{call.*@objc_msgSend}} |
164 | // CALLS: {{call.*@objc_retain}} |
165 | [self retain]; |
166 | } |
167 | |
168 | // Make sure we never convert a message to super to a call |
169 | // CHECK-LABEL: define {{.*}}void @retain_super |
170 | - (void)retain_super { |
171 | // MSGS: {{call.*@objc_msgSend}} |
172 | // CALLS: {{call.*@objc_msgSend}} |
173 | [super retain]; |
174 | } |
175 | |
176 | @end |
177 | |
178 | |