xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGenObjCXX/arc-blocks.mm (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1f4a2713aSLionel Sambuc// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -o - %s | FileCheck %s
2f4a2713aSLionel Sambuc
3f4a2713aSLionel Sambuc// CHECK: [[A:.*]] = type { i64, [10 x i8*] }
4f4a2713aSLionel Sambuc
5*0a6a1f1dSLionel Sambuc// CHECK: [[LAYOUT0:@.*]] = private global [3 x i8] c" 9\00"
6f4a2713aSLionel Sambuc
7f4a2713aSLionel Sambuc// rdar://13045269
8f4a2713aSLionel Sambuc// If a __block variable requires extended layout information *and*
9f4a2713aSLionel Sambuc// a copy/dispose helper, be sure to adjust the offsets used in copy/dispose.
10f4a2713aSLionel Sambucnamespace test0 {
11f4a2713aSLionel Sambuc  struct A {
12f4a2713aSLionel Sambuc    unsigned long count;
13f4a2713aSLionel Sambuc    id data[10];
14f4a2713aSLionel Sambuc  };
15f4a2713aSLionel Sambuc
16f4a2713aSLionel Sambuc  void foo() {
17f4a2713aSLionel Sambuc    __block A v;
18f4a2713aSLionel Sambuc  }
19f4a2713aSLionel Sambuc  // CHECK-LABEL:    define void @_ZN5test03fooEv()
20f4a2713aSLionel Sambuc  // CHECK:      [[V:%.*]] = alloca [[BYREF_A:%.*]], align 8
21f4a2713aSLionel Sambuc  // CHECK:      [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 4
22f4a2713aSLionel Sambuc  // CHECK-NEXT: store i8* bitcast (void (i8*, i8*)* [[COPY_HELPER:@.*]] to i8*), i8** [[T0]]
23f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 5
24f4a2713aSLionel Sambuc  // CHECK-NEXT: store i8* bitcast (void (i8*)* [[DISPOSE_HELPER:@.*]] to i8*), i8** [[T0]]
25f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 6
26f4a2713aSLionel Sambuc  // CHECK-NEXT: store i8* getelementptr inbounds ([3 x i8]* [[LAYOUT0]], i32 0, i32 0), i8** [[T0]]
27f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 7
28f4a2713aSLionel Sambuc  // CHECK-NEXT: call void @_ZN5test01AC1Ev([[A]]* [[T0]])
29f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 7
30f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T1:%.*]] = bitcast [[BYREF_A]]* [[V]] to i8*
31f4a2713aSLionel Sambuc  // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
32f4a2713aSLionel Sambuc  // CHECK-NEXT: call void @_ZN5test01AD1Ev([[A]]* [[T0]])
33f4a2713aSLionel Sambuc  // CHECK-NEXT: ret void
34f4a2713aSLionel Sambuc
35f4a2713aSLionel Sambuc  // CHECK:    define internal void [[COPY_HELPER]](
36f4a2713aSLionel Sambuc  // CHECK:      [[T0:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
37f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[BYREF_A]]* [[T0]], i32 0, i32 7
38f4a2713aSLionel Sambuc  // CHECK-NEXT: load
39f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T2:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
40f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds [[BYREF_A]]* [[T2]], i32 0, i32 7
41*0a6a1f1dSLionel Sambuc  // CHECK-NEXT: call void @_ZN5test01AC1ERKS0_([[A]]* [[T1]], [[A]]* dereferenceable({{[0-9]+}}) [[T3]])
42f4a2713aSLionel Sambuc  // CHECK-NEXT: ret void
43f4a2713aSLionel Sambuc
44f4a2713aSLionel Sambuc  // CHECK:    define internal void [[DISPOSE_HELPER]](
45f4a2713aSLionel Sambuc  // CHECK:      [[T0:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
46f4a2713aSLionel Sambuc  // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[BYREF_A]]* [[T0]], i32 0, i32 7
47f4a2713aSLionel Sambuc  // CHECK-NEXT: call void @_ZN5test01AD1Ev([[A]]* [[T1]])
48f4a2713aSLionel Sambuc  // CHECK-NEXT: ret void
49f4a2713aSLionel Sambuc}
50