| // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-arc -emit-llvm %s -o - | FileCheck %s |
| |
| // rdar://problem/10290317 |
| @interface Test0 |
| - (void) setValue: (id) x; |
| @end |
| void test0(Test0 *t0, id value) { |
| t0.value = value; |
| } |
| // CHECK-LABEL: define void @test0( |
| // CHECK: call void @objc_storeStrong |
| // CHECK: call void @objc_storeStrong |
| // CHECK: @objc_msgSend |
| // CHECK: call void @objc_storeStrong( |
| // CHECK: call void @objc_storeStrong( |
| |
| struct S1 { Class isa; }; |
| @interface Test1 |
| @property (nonatomic, strong) __attribute__((NSObject)) struct S1 *pointer; |
| @end |
| @implementation Test1 |
| @synthesize pointer; |
| @end |
| // The getter should be a simple load. |
| // CHECK: define internal [[S1:%.*]]* @"\01-[Test1 pointer]"( |
| // CHECK: [[OFFSET:%.*]] = load i64, i64* @"OBJC_IVAR_$_Test1.pointer" |
| // CHECK-NEXT: [[T0:%.*]] = bitcast [[TEST1:%.*]]* {{%.*}} to i8* |
| // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 [[OFFSET]] |
| // CHECK-NEXT: [[T2:%.*]] = bitcast i8* [[T1]] to [[S1]]** |
| // CHECK-NEXT: [[T3:%.*]] = load [[S1]]*, [[S1]]** [[T2]], align 8 |
| // CHECK-NEXT: ret [[S1]]* [[T3]] |
| |
| // The setter should be using objc_setProperty. |
| // CHECK: define internal void @"\01-[Test1 setPointer:]"( |
| // CHECK: [[T0:%.*]] = bitcast [[TEST1]]* {{%.*}} to i8* |
| // CHECK-NEXT: [[OFFSET:%.*]] = load i64, i64* @"OBJC_IVAR_$_Test1.pointer" |
| // CHECK-NEXT: [[T1:%.*]] = load [[S1]]*, [[S1]]** {{%.*}} |
| // CHECK-NEXT: [[T2:%.*]] = bitcast [[S1]]* [[T1]] to i8* |
| // CHECK-NEXT: call void @objc_setProperty(i8* [[T0]], i8* {{%.*}}, i64 [[OFFSET]], i8* [[T2]], i1 zeroext false, i1 zeroext false) |
| // CHECK-NEXT: ret void |
| |
| |
| // rdar://problem/12039404 |
| @interface Test2 { |
| @private |
| Class _theClass; |
| } |
| @property (copy) Class theClass; |
| @end |
| |
| static Class theGlobalClass; |
| @implementation Test2 |
| @synthesize theClass = _theClass; |
| - (void) test { |
| _theClass = theGlobalClass; |
| } |
| @end |
| // CHECK: define internal void @"\01-[Test2 test]"( |
| // CHECK: [[T0:%.*]] = load i8*, i8** @theGlobalClass, align 8 |
| // CHECK-NEXT: [[T1:%.*]] = load [[TEST2:%.*]]*, [[TEST2:%.*]]** |
| // CHECK-NEXT: [[OFFSET:%.*]] = load i64, i64* @"OBJC_IVAR_$_Test2._theClass" |
| // CHECK-NEXT: [[T2:%.*]] = bitcast [[TEST2]]* [[T1]] to i8* |
| // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i8, i8* [[T2]], i64 [[OFFSET]] |
| // CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to i8** |
| // CHECK-NEXT: call void @objc_storeStrong(i8** [[T4]], i8* [[T0]]) [[NUW:#[0-9]+]] |
| // CHECK-NEXT: ret void |
| |
| // CHECK: define internal i8* @"\01-[Test2 theClass]"( |
| // CHECK: [[OFFSET:%.*]] = load i64, i64* @"OBJC_IVAR_$_Test2._theClass" |
| // CHECK-NEXT: [[T0:%.*]] = tail call i8* @objc_getProperty(i8* {{.*}}, i8* {{.*}}, i64 [[OFFSET]], i1 zeroext true) |
| // CHECK-NEXT: ret i8* [[T0]] |
| |
| // CHECK: define internal void @"\01-[Test2 setTheClass:]"( |
| // CHECK: [[T0:%.*]] = bitcast [[TEST2]]* {{%.*}} to i8* |
| // CHECK-NEXT: [[OFFSET:%.*]] = load i64, i64* @"OBJC_IVAR_$_Test2._theClass" |
| // CHECK-NEXT: [[T1:%.*]] = load i8*, i8** {{%.*}} |
| // CHECK-NEXT: call void @objc_setProperty(i8* [[T0]], i8* {{%.*}}, i64 [[OFFSET]], i8* [[T1]], i1 zeroext true, i1 zeroext true) |
| // CHECK-NEXT: ret void |
| |
| // CHECK: define internal void @"\01-[Test2 .cxx_destruct]"( |
| // CHECK: [[T0:%.*]] = load [[TEST2]]*, [[TEST2]]** |
| // CHECK-NEXT: [[OFFSET:%.*]] = load i64, i64* @"OBJC_IVAR_$_Test2._theClass" |
| // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST2]]* [[T0]] to i8* |
| // CHECK-NEXT: [[T2:%.*]] = getelementptr inbounds i8, i8* [[T1]], i64 [[OFFSET]] |
| // CHECK-NEXT: [[T3:%.*]] = bitcast i8* [[T2]] to i8** |
| // CHECK-NEXT: call void @objc_storeStrong(i8** [[T3]], i8* null) [[NUW]] |
| // CHECK-NEXT: ret void |
| |
| // rdar://13115896 |
| @interface Test3 |
| @property id copyMachine; |
| @end |
| |
| void test3(Test3 *t) { |
| id x = t.copyMachine; |
| x = [t copyMachine]; |
| } |
| // CHECK: define void @test3([[TEST3:%.*]]* |
| // Prologue. |
| // CHECK: [[T:%.*]] = alloca [[TEST3]]*, |
| // CHECK-NEXT: [[X:%.*]] = alloca i8*, |
| // Property access. |
| // CHECK: [[T0:%.*]] = load [[TEST3]]*, [[TEST3]]** [[T]], |
| // CHECK-NEXT: [[SEL:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES |
| // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST3]]* [[T0]] to i8* |
| // CHECK-NEXT: [[T2:%.*]] = call i8* bitcast ({{.*}} @objc_msgSend to {{.*}})(i8* [[T1]], i8* [[SEL]]) |
| // CHECK-NEXT: store i8* [[T2]], i8** [[X]], |
| // Message send. |
| // CHECK-NEXT: [[T0:%.*]] = load [[TEST3]]*, [[TEST3]]** [[T]], |
| // CHECK-NEXT: [[SEL:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES |
| // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST3]]* [[T0]] to i8* |
| // CHECK-NEXT: [[T2:%.*]] = call i8* bitcast ({{.*}} @objc_msgSend to {{.*}})(i8* [[T1]], i8* [[SEL]]) |
| // CHECK-NEXT: [[T3:%.*]] = load i8*, i8** [[X]], |
| // CHECK-NEXT: store i8* [[T2]], i8** [[X]], |
| // CHECK-NEXT: call void @objc_release(i8* [[T3]]) |
| // Epilogue. |
| // CHECK-NEXT: call void @objc_storeStrong(i8** [[X]], i8* null) |
| // CHECK-NEXT: [[T0:%.*]] = bitcast [[TEST3]]** [[T]] to i8** |
| // CHECK-NEXT: call void @objc_storeStrong(i8** [[T0]], i8* null) |
| // CHECK-NEXT: ret void |
| |
| @implementation Test3 |
| - (id) copyMachine { |
| extern id test3_helper(void); |
| return test3_helper(); |
| } |
| // CHECK: define internal i8* @"\01-[Test3 copyMachine]"( |
| // CHECK: [[T0:%.*]] = call i8* @test3_helper() |
| // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]]) |
| // CHECK-NEXT: ret i8* [[T1]] |
| - (void) setCopyMachine: (id) x {} |
| @end |
| |
| // CHECK: attributes [[NUW]] = { nounwind } |