xref: /llvm-project/lld/test/MachO/weak-import.s (revision aa108fffecfb0166f4f195ec63048a4f874c99fe)
1# REQUIRES: x86
2# RUN: rm -rf %t; split-file %s %t
3# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o
4# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/weak-ref-only.s -o %t/weak-ref-only.o
5# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/weak-ref-sub-library.s -o %t/weak-ref-sub-library.o
6# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/mixed-ref.s -o %t/mixed-ref.o
7# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/foo.s -o %t/foo.o
8# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/bar.s -o %t/bar.o
9# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/weak-reexport.s -o %t/weak-reexport.o
10
11# RUN: %lld -lSystem -dylib %t/bar.o -o %t/libbar.dylib
12# RUN: %lld -lSystem -dylib %t/foo.o %t/libbar.dylib -sub_library libbar -o %t/libfoo.dylib
13
14# RUN: %lld -weak-lSystem %t/test.o -weak_framework CoreFoundation -weak_library %t/libfoo.dylib -o %t/basic
15# RUN: llvm-objdump --macho --all-headers %t/basic | FileCheck %s -DDIR=%t --check-prefixes=WEAK-SYS,WEAK-FOO
16# RUN: %lld -weak-lSystem %t/test.o \
17# RUN:   -framework CoreFoundation -weak_framework CoreFoundation -framework CoreFoundation \
18# RUN:   %t/libfoo.dylib -weak_library %t/libfoo.dylib %t/libfoo.dylib -o %t/basic-weak-strong
19# RUN: llvm-objdump --macho --all-headers %t/basic-weak-strong | FileCheck %s -DDIR=%t --check-prefixes=WEAK-SYS,WEAK-FOO
20# RUN: %lld -lSystem -dylib %t/libfoo.dylib %t/weak-ref-only.o -o %t/weak-ref-only
21# RUN: llvm-objdump --macho --all-headers %t/weak-ref-only | FileCheck %s -DDIR=%t --check-prefixes=SYS,WEAK-FOO
22# RUN: %lld -lSystem -dylib %t/libfoo.dylib %t/weak-ref-sub-library.o -o %t/weak-ref-sub-library
23# RUN: llvm-objdump --macho --all-headers %t/weak-ref-sub-library | FileCheck %s -DDIR=%t --check-prefixes=SYS,WEAK-FOO
24# RUN: %lld -lSystem -dylib %t/libfoo.dylib %t/mixed-ref.o -o %t/mixed-ref
25# RUN: llvm-objdump --macho --all-headers %t/mixed-ref | FileCheck %s -DDIR=%t --check-prefixes=SYS,FOO
26
27# RUN: %lld -framework CoreFoundation %t/test.o -weak_framework CoreFoundation -o %t/strong-weak-import.out
28# RUN: llvm-objdump --macho --bind %t/strong-weak-import.out | FileCheck %s --check-prefix=WEAK-IMP
29# RUN: llvm-objdump --macho --bind %t/basic-weak-strong | FileCheck %s --check-prefix=WEAK-IMP
30
31## This references the gxx_personality_v0 symbol, which is defined in libc++abi, which is then
32## reexported by libc++.
33## Check that reexported symbols from weak libraries are also weakly-referenced.
34# RUN: %lld -weak-lc++ %t/weak-reexport.o -o %t/weak-reexport.out
35# RUN: llvm-objdump --macho --bind %t/weak-reexport.out | FileCheck %s --check-prefix=WEAK-REEXPORT
36
37# WEAK-SYS:          cmd LC_LOAD_WEAK_DYLIB
38# WEAK-SYS-NEXT: cmdsize
39# WEAK-SYS-NEXT:    name /usr/lib/libSystem.dylib
40
41# WEAK-SYS:          cmd LC_LOAD_WEAK_DYLIB
42# WEAK-SYS-NEXT: cmdsize
43# WEAK-SYS-NEXT:    name /System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
44
45# SYS:               cmd LC_LOAD_DYLIB
46# SYS-NEXT:      cmdsize
47# SYS-NEXT:         name /usr/lib/libSystem.dylib
48
49# WEAK-FOO:          cmd LC_LOAD_WEAK_DYLIB
50# WEAK-FOO-NEXT: cmdsize
51# WEAK-FOO-NEXT:    name [[DIR]]/libfoo.dylib
52
53# FOO:               cmd LC_LOAD_DYLIB
54# FOO-NEXT:      cmdsize
55# FOO-NEXT:         name [[DIR]]/libfoo.dylib
56
57# WEAK-IMP: {{.+}} pointer         0 CoreFoundation   __CFBigNumGetInt128 (weak_import)
58# WEAK-REEXPORT: {{.+}} pointer    0 libc++abi        ___gxx_personality_v0 (weak_import)
59#--- foo.s
60.globl _foo
61_foo:
62
63#--- bar.s
64.globl _bar
65_bar:
66
67#--- weak-ref-only.s
68.weak_reference _foo
69.data
70.quad _foo
71
72#--- weak-ref-sub-library.s
73.weak_reference _bar
74.data
75.quad _bar
76
77#--- mixed-ref.s
78.weak_definition _foo
79.data
80.quad _foo
81.quad _bar
82
83#--- test.s
84.globl _main
85_main:
86  movq __CFBigNumGetInt128@GOTPCREL(%rip), %rax
87  ret
88
89#--- weak-reexport.s
90.globl _main
91_main:
92
93.data
94.quad ___gxx_personality_v0
95