| 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 | |