1 // RUN: %clang_cc1 -no-opaque-pointers -triple powerpc-ibm-aix-xcoff -x c++ -emit-llvm \
2 // RUN:     -fno-use-cxa-atexit < %s | \
3 // RUN:   FileCheck --check-prefix=NO-REGISTER %s
4 // RUN: %clang_cc1 -no-opaque-pointers -triple powerpc64-ibm-aix-xcoff -x c++ -emit-llvm \
5 // RUN:     -fno-use-cxa-atexit < %s | \
6 // RUN:   FileCheck --check-prefix=NO-REGISTER %s
7 
8 // RUN: %clang_cc1 -no-opaque-pointers -triple powerpc-ibm-aix-xcoff -x c++ -emit-llvm \
9 // RUN:     -fno-use-cxa-atexit -fregister-global-dtors-with-atexit < %s | \
10 // RUN:   FileCheck --check-prefix=REGISTER %s
11 // RUN: %clang_cc1 -no-opaque-pointers -triple powerpc64-ibm-aix-xcoff -x c++ -emit-llvm \
12 // RUN:     -fno-use-cxa-atexit -fregister-global-dtors-with-atexit < %s | \
13 // RUN:   FileCheck --check-prefix=REGISTER %s
14 
15 struct test {
16   test();
17   ~test();
18 } t;
19 
20 int bar() __attribute__((destructor(100)));
21 int bar2() __attribute__((destructor(65535)));
22 int bar3(int) __attribute__((destructor(65535)));
23 
24 int bar() {
25   return 1;
26 }
27 
28 int bar2() {
29   return 2;
30 }
31 
32 int bar3(int a) {
33   return a;
34 }
35 
36 // NO-REGISTER: @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I__, i8* null }]
37 // NO-REGISTER: @llvm.global_dtors = appending global [4 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 100, void ()* bitcast (i32 ()* @_Z3barv to void ()*), i8* null }, { i32, void ()*, i8* } { i32 65535, void ()* bitcast (i32 ()* @_Z4bar2v to void ()*), i8* null }, { i32, void ()*, i8* } { i32 65535, void ()* bitcast (i32 (i32)* @_Z4bar3i to void ()*), i8* null }, { i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__D_a, i8* null }]
38 
39 // REGISTER: @llvm.global_ctors = appending global [3 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I__, i8* null }, { i32, void ()*, i8* } { i32 100, void ()* @__GLOBAL_init_100, i8* null }, { i32, void ()*, i8* } { i32 65535, void ()* @__GLOBAL_init_65535, i8* null }]
40 // REGISTER: @llvm.global_dtors = appending global [3 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__D_a, i8* null }, { i32, void ()*, i8* } { i32 100, void ()* @__GLOBAL_cleanup_100, i8* null }, { i32, void ()*, i8* } { i32 65535, void ()* @__GLOBAL_cleanup_65535, i8* null }]
41 
42 // REGISTER: define internal void @__GLOBAL_init_100() [[ATTR:#[0-9]+]] {
43 // REGISTER: entry:
44 // REGISTER:   %0 = call i32 @atexit(void ()* bitcast (i32 ()* @_Z3barv to void ()*))
45 // REGISTER:   ret void
46 // REGISTER: }
47 
48 // REGISTER: define internal void @__GLOBAL_init_65535() [[ATTR:#[0-9]+]] {
49 // REGISTER: entry:
50 // REGISTER:   %0 = call i32 @atexit(void ()* bitcast (i32 ()* @_Z4bar2v to void ()*))
51 // REGISTER:   %1 = call i32 @atexit(void ()* bitcast (i32 (i32)* @_Z4bar3i to void ()*))
52 // REGISTER:   ret void
53 // REGISTER: }
54 
55 // REGISTER: define internal void @__GLOBAL_cleanup_100() [[ATTR:#[0-9]+]] {
56 // REGISTER: entry:
57 // REGISTER:   %0 = call i32 @unatexit(void ()* bitcast (i32 ()* @_Z3barv to void ()*))
58 // REGISTER:   %needs_destruct = icmp eq i32 %0, 0
59 // REGISTER:   br i1 %needs_destruct, label %destruct.call, label %destruct.end
60 
61 // REGISTER: destruct.call:
62 // REGISTER:   call void bitcast (i32 ()* @_Z3barv to void ()*)()
63 // REGISTER:   br label %destruct.end
64 
65 // REGISTER: destruct.end:
66 // REGISTER:   ret void
67 // REGISTER: }
68 
69 // REGISTER: define internal void @__GLOBAL_cleanup_65535() [[ATTR:#[0-9]+]] {
70 // REGISTER: entry:
71 // REGISTER:   %0 = call i32 @unatexit(void ()* bitcast (i32 (i32)* @_Z4bar3i to void ()*))
72 // REGISTER:   %needs_destruct = icmp eq i32 %0, 0
73 // REGISTER:   br i1 %needs_destruct, label %destruct.call, label %unatexit.call
74 
75 // REGISTER: destruct.call:
76 // REGISTER:   call void bitcast (i32 (i32)* @_Z4bar3i to void ()*)()
77 // REGISTER:   br label %unatexit.call
78 
79 // REGISTER: unatexit.call:
80 // REGISTER:   %1 = call i32 @unatexit(void ()* bitcast (i32 ()* @_Z4bar2v to void ()*))
81 // REGISTER:   %needs_destruct1 = icmp eq i32 %1, 0
82 // REGISTER:   br i1 %needs_destruct1, label %destruct.call2, label %destruct.end
83 
84 // REGISTER: destruct.call2:
85 // REGISTER:   call void bitcast (i32 ()* @_Z4bar2v to void ()*)()
86 // REGISTER:   br label %destruct.end
87 
88 // REGISTER: destruct.end:
89 // REGISTER:   ret void
90 // REGISTER: }
91