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