lld/test/MachO/weak-import.s

   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