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, ptr } 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: call void @__default_constructor_8_w8(ptr %[[T]]) 21// ARM64: call void @__destructor_8_w8(ptr %[[T]]) 22// ARM64: ret void 23 24// ARM64: define linkonce_odr hidden void @__default_constructor_8_w8(ptr noundef %[[DST:.*]]) 25// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 8 26// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8 27// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8 28// ARM64: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8 29// ARM64: call void @llvm.memset.p0.i64(ptr align 8 %[[V2]], i8 0, i64 8, i1 false) 30 31// ARM64: define linkonce_odr hidden void @__destructor_8_w8(ptr noundef %[[DST:.*]]) 32// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 8 33// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8 34// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8 35// ARM64: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8 36// ARM64: call void @llvm.objc.destroyWeak(ptr %[[V2]]) 37 38@interface C 39- (void)m:(Weak)a; 40@end 41 42void test_constructor_destructor_Weak(void) { 43 Weak t; 44} 45 46// ARM64: define{{.*}} void @test_copy_constructor_Weak(ptr noundef %{{.*}}) 47// ARM64: call void @__copy_constructor_8_8_t0w4_w8(ptr %{{.*}}, ptr %{{.*}}) 48// ARM64: call void @__destructor_8_w8(ptr %{{.*}}) 49 50// ARM64: define linkonce_odr hidden void @__copy_constructor_8_8_t0w4_w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]]) 51// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 8 52// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 8 53// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8 54// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8 55// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8 56// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8 57// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 8 58// ARM64: store i32 %[[V4]], ptr %[[V0]], align 8 59// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8 60// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8 61// ARM64: call void @llvm.objc.copyWeak(ptr %[[V6]], ptr %[[V9]]) 62 63void test_copy_constructor_Weak(Weak *s) { 64 Weak t = *s; 65} 66 67// ARM64: define{{.*}} void @test_copy_assignment_Weak(ptr noundef %{{.*}}, ptr noundef %{{.*}}) 68// ARM64: call void @__copy_assignment_8_8_t0w4_w8(ptr %{{.*}}, ptr %{{.*}}) 69 70// ARM64: define linkonce_odr hidden void @__copy_assignment_8_8_t0w4_w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]]) 71// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 8 72// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 8 73// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8 74// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8 75// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8 76// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8 77// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 8 78// ARM64: store i32 %[[V4]], ptr %[[V0]], align 8 79// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8 80// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8 81// ARM64: %[[V11:.*]] = call ptr @llvm.objc.loadWeakRetained(ptr %[[V9]]) 82// ARM64: %[[V12:.*]] = call ptr @llvm.objc.storeWeak(ptr %[[V6]], ptr %[[V11]]) 83// ARM64: call void @llvm.objc.release(ptr %[[V11]]) 84 85void test_copy_assignment_Weak(Weak *d, Weak *s) { 86 *d = *s; 87} 88 89// ARM64: define internal void @__Block_byref_object_copy_(ptr noundef %0, ptr noundef %1) 90// ARM64: call void @__move_constructor_8_8_t0w4_w8(ptr %{{.*}}, ptr %{{.*}}) 91 92// ARM64: define linkonce_odr hidden void @__move_constructor_8_8_t0w4_w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]]) 93// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 8 94// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 8 95// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8 96// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8 97// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8 98// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8 99// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 8 100// ARM64: store i32 %[[V4]], ptr %[[V0]], align 8 101// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8 102// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8 103// ARM64: call void @llvm.objc.moveWeak(ptr %[[V6]], ptr %[[V9]]) 104 105void test_move_constructor_Weak(void) { 106 __block Weak t; 107 BlockTy b = ^{ (void)t; }; 108} 109 110// ARM64: define{{.*}} void @test_move_assignment_Weak(ptr noundef %{{.*}}) 111// ARM64: call void @__move_assignment_8_8_t0w4_w8(ptr %{{.*}}, ptr %{{.*}}) 112 113// ARM64: define linkonce_odr hidden void @__move_assignment_8_8_t0w4_w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]]) 114// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 8 115// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 8 116// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8 117// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8 118// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8 119// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8 120// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 8 121// ARM64: store i32 %[[V4]], ptr %[[V0]], align 8 122// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8 123// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8 124// ARM64: %[[V11:.*]] = call ptr @llvm.objc.loadWeakRetained(ptr %[[V9]]) 125// ARM64: %[[V12:.*]] = call ptr @llvm.objc.storeWeak(ptr %[[V6]], ptr %[[V11]]) 126// ARM64: call void @llvm.objc.destroyWeak(ptr %[[V9]]) 127// ARM64: call void @llvm.objc.release(ptr %[[V11]]) 128 129void test_move_assignment_Weak(Weak *p) { 130 *p = getWeak(); 131} 132 133// COMMON: define{{.*}} void @test_parameter_Weak(ptr noundef %[[A:.*]]) 134// COMMON: call void @__destructor_{{.*}}(ptr %[[A]]) 135 136void test_parameter_Weak(Weak a) { 137} 138 139// COMMON: define{{.*}} void @test_argument_Weak(ptr noundef %[[A:.*]]) 140// COMMON: %[[A_ADDR:.*]] = alloca ptr 141// COMMON: %[[AGG_TMP:.*]] = alloca %[[STRUCT_WEAK]] 142// COMMON: store ptr %[[A]], ptr %[[A_ADDR]] 143// COMMON: %[[V0:.*]] = load ptr, ptr %[[A_ADDR]] 144// COMMON: call void @__copy_constructor_{{.*}}(ptr %[[AGG_TMP]], ptr %[[V0]]) 145// COMMON: call void @calleeWeak(ptr noundef %[[AGG_TMP]]) 146// COMMON-NEXT: ret 147 148void test_argument_Weak(Weak *a) { 149 calleeWeak(*a); 150} 151 152// COMMON: define{{.*}} void @test_return_Weak(ptr dead_on_unwind noalias writable sret(%[[STRUCT_WEAK]]) align {{.*}} %[[AGG_RESULT:.*]], ptr noundef %[[A:.*]]) 153// COMMON: %[[A_ADDR:.*]] = alloca ptr 154// COMMON: store ptr %[[A]], ptr %[[A_ADDR]] 155// COMMON: %[[V0:.*]] = load ptr, ptr %[[A_ADDR]] 156// COMMON: call void @__copy_constructor_{{.*}}(ptr %[[AGG_RESULT]], ptr %[[V0]]) 157// COMMON: ret void 158 159Weak test_return_Weak(Weak *a) { 160 return *a; 161} 162 163// COMMON-LABEL: define{{.*}} void @test_null_receiver( 164// COMMON: %[[AGG_TMP:.*]] = alloca %[[STRUCT_WEAK]] 165// COMMON: br i1 166 167// COMMON: call void @objc_msgSend({{.*}}, ptr noundef %[[AGG_TMP]]) 168// COMMON: br 169 170// COMMON: call void @__destructor_{{.*}}(ptr %[[AGG_TMP]]) 171// COMMON: br 172 173void test_null_receiver(C *c) { 174 [c m:getWeak()]; 175} 176