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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 %s2// RUN: %clang_cc1 -triple thumbv7-apple-ios10 -fobjc-arc -fblocks -fobjc-runtime=ios-10.0 -emit-llvm -o - %s | FileCheck -check-prefix=COMMON %s3// 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 %s4// 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 %s5 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 820// ARM64: call void @__default_constructor_8_w8(ptr %[[T]])21// ARM64: call void @__destructor_8_w8(ptr %[[T]])22// ARM64: ret void23 24// ARM64: define linkonce_odr hidden void @__default_constructor_8_w8(ptr noundef %[[DST:.*]])25// ARM64: %[[DST_ADDR:.*]] = alloca ptr, align 826// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 827// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 828// ARM64: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 829// 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 833// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 834// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 835// ARM64: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 836// ARM64: call void @llvm.objc.destroyWeak(ptr %[[V2]])37 38@interface C39- (void)m:(Weak)a;40@end41 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 852// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 853// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 854// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 855// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 856// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 857// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 858// ARM64: store i32 %[[V4]], ptr %[[V0]], align 859// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 860// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 861// 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 872// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 873// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 874// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 875// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 876// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 877// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 878// ARM64: store i32 %[[V4]], ptr %[[V0]], align 879// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 880// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 881// 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 894// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 895// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 896// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 897// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 898// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 899// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 8100// ARM64: store i32 %[[V4]], ptr %[[V0]], align 8101// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8102// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8103// 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 8115// ARM64: %[[SRC_ADDR:.*]] = alloca ptr, align 8116// ARM64: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8117// ARM64: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8118// ARM64: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8119// ARM64: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8120// ARM64: %[[V4:.*]] = load i32, ptr %[[V1]], align 8121// ARM64: store i32 %[[V4]], ptr %[[V0]], align 8122// ARM64: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8123// ARM64: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8124// 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 dead_on_return 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 ptr141// 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 dead_on_return noundef %[[AGG_TMP]])146// COMMON-NEXT: ret147 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 ptr154// 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 void158 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 i1166 167// COMMON: call void @objc_msgSend({{.*}}, ptr dead_on_return noundef %[[AGG_TMP]])168// COMMON: br169 170// COMMON: call void @__destructor_{{.*}}(ptr %[[AGG_TMP]])171// COMMON: br172 173void test_null_receiver(C *c) {174 [c m:getWeak()];175}176