lld/test/MachO/sub-library.s

   1 # REQUIRES: x86
   2 # RUN: rm -rf %t; mkdir -p %t
   3
   4 ## Create a libsuper that has libgoodbye as a sub-library, which in turn has
   5 ## libhello as another sub-library.
   6 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %p/Inputs/libhello.s \
   7 # RUN:   -o %t/libhello.o
   8 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %p/Inputs/libgoodbye.s \
   9 # RUN:   -o %t/libgoodbye.o
  10 # RUN: echo "" | llvm-mc -filetype=obj -triple=x86_64-apple-darwin -o %t/libsuper.o
  11 # RUN: %lld -dylib %t/libhello.o -o %t/libhello.dylib
  12 # RUN: %lld -dylib -L%t -sub_library libhello -lhello \
  13 # RUN:   %t/libgoodbye.o -o %t/libgoodbye.dylib
  14 # RUN: %lld -dylib -L%t -sub_library libgoodbye -lgoodbye -install_name \
  15 # RUN:   @executable_path/libsuper.dylib %t/libsuper.o -o %t/libsuper.dylib
  16
  17
  18 ## Check that they have the appropriate LC_REEXPORT_DYLIB commands, and that
  19 ## NO_REEXPORTED_DYLIBS is (un)set as appropriate.
  20
  21 # RUN: llvm-otool -hv %t/libhello.dylib | \
  22 # RUN:     FileCheck --check-prefix=HELLO-HEADERS %s
  23 # HELLO-HEADERS: NO_REEXPORTED_DYLIBS
  24
  25 # RUN: llvm-otool -l %t/libgoodbye.dylib | FileCheck %s \
  26 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/libhello.dylib
  27
  28 # RUN: llvm-otool -l %t/libsuper.dylib | FileCheck %s \
  29 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/libgoodbye.dylib
  30
  31 # RUN: %lld -dylib -L%t -reexport-lgoodbye -install_name \
  32 # RUN:   @executable_path/libsuper.dylib %t/libsuper.o -o %t/libsuper.dylib
  33 # RUN: llvm-otool -l %t/libsuper.dylib | FileCheck %s \
  34 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/libgoodbye.dylib
  35 # RUN: %lld -dylib -reexport_library %t/libgoodbye.dylib -install_name \
  36 # RUN:   @executable_path/libsuper.dylib %t/libsuper.o -o %t/libsuper.dylib
  37 # RUN: llvm-otool -l %t/libsuper.dylib | FileCheck %s \
  38 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/libgoodbye.dylib
  39
  40 # REEXPORT-HEADERS-NOT: NO_REEXPORTED_DYLIBS
  41 # REEXPORT-HEADERS:     cmd     LC_REEXPORT_DYLIB
  42 # REEXPORT-HEADERS-NOT: Load command
  43 # REEXPORT-HEADERS:     name    [[PATH]]
  44
  45 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t/sub-library.o
  46 # RUN: %lld -o %t/sub-library -L%t -lsuper %t/sub-library.o
  47
  48 # RUN: llvm-objdump --macho --bind %t/sub-library | FileCheck %s
  49 # CHECK-LABEL: Bind table:
  50 # CHECK-DAG:   __DATA_CONST __got {{.*}} libsuper _hello_world
  51 # CHECK-DAG:   __DATA_CONST __got {{.*}} libsuper _goodbye_world
  52
  53
  54 ## Check that we fail gracefully if the sub-library is missing
  55 # RUN: not %lld -dylib -o %t/sub-library -sub_library libmissing %t/sub-library.o 2>&1 \
  56 # RUN:   | FileCheck %s --check-prefix=MISSING-SUB-LIBRARY
  57 # MISSING-SUB-LIBRARY: error: -sub_library libmissing does not match a supplied dylib
  58 # RUN: rm -f %t/libgoodbye.dylib
  59 # RUN: not %lld -o %t/sub-library -L%t -lsuper %t/sub-library.o 2>&1 \
  60 # RUN:  | FileCheck %s --check-prefix=MISSING-REEXPORT -DDIR=%t
  61 # MISSING-REEXPORT: error: {{.*}}libsuper.dylib: unable to locate re-export with install name [[DIR]]/libgoodbye.dylib
  62
  63
  64 ## We can match dylibs without extensions too.
  65 # RUN: mkdir -p %t/Hello.framework
  66 # RUN: %lld -dylib %t/libhello.o -o %t/Hello.framework/Hello
  67 # RUN: %lld -dylib -o %t/libgoodbye2.dylib -sub_library Hello %t/Hello.framework/Hello %t/libgoodbye.o
  68 # RUN: llvm-otool -l %t/libgoodbye2.dylib | FileCheck %s \
  69 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/Hello.framework/Hello
  70
  71 ## -sub_umbrella works almost identically...
  72 # RUN: %lld -dylib -o %t/libgoodbye3.dylib -sub_umbrella Hello %t/Hello.framework/Hello %t/libgoodbye.o
  73 # RUN: llvm-otool -l %t/libgoodbye3.dylib | FileCheck %s \
  74 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/Hello.framework/Hello
  75
  76 # RUN: %lld -dylib -o %t/libgoodbye3.dylib -F %t -framework Hello -sub_umbrella Hello %t/libgoodbye.o
  77 # RUN: llvm-otool -l %t/libgoodbye3.dylib | FileCheck %s \
  78 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/Hello.framework/Hello
  79
  80 # RUN: %lld -dylib -o %t/libgoodbye3.dylib -F %t -reexport_framework Hello %t/libgoodbye.o
  81 # RUN: llvm-otool -l %t/libgoodbye3.dylib | FileCheck %s \
  82 # RUN:   --check-prefix=REEXPORT-HEADERS -DPATH=%t/Hello.framework/Hello
  83
  84 ## But it doesn't match .dylib extensions:
  85 # RUN: not %lld -dylib -L%t -sub_umbrella libhello -lhello %t/libgoodbye.o \
  86 # RUN:   -o %t/libgoodbye.dylib 2>&1 | FileCheck %s --check-prefix=MISSING-FRAMEWORK
  87 # MISSING-FRAMEWORK: error: -sub_umbrella libhello does not match a supplied dylib
  88
  89
  90 ## Check that -F (but not -L) can override the search path in install_name for
  91 ## frameworks.
  92 # RUN: mkdir -p %t/Hello2.framework
  93 # RUN: %lld -dylib %t/libhello.o \
  94 # RUN:   -install_name /path/to/Hello2.framework/Hello2 \
  95 # RUN:   -o %t/Hello2.framework/Hello2
  96 # RUN: %lld -dylib -o %t/libgoodbye4.dylib %t/libgoodbye.o \
  97 # RUN:   -reexport_library %t/Hello2.framework/Hello2
  98 # RUN: not %lld -lSystem -o %t/hello %t/libgoodbye4.dylib %t/sub-library.o 2>&1 \
  99 # RUN:   | FileCheck %s --check-prefix=NOTFOUND
 100 # RUN: not %lld -lSystem -o %t/hello -L%t %t/libgoodbye4.dylib %t/sub-library.o 2>&1 \
 101 # RUN:   | FileCheck %s --check-prefix=NOTFOUND
 102 # NOTFOUND: unable to locate re-export with install name /path/to/Hello2.framework/Hello2
 103 # RUN: %lld -lSystem -o %t/hello -F%t %t/libgoodbye4.dylib %t/sub-library.o
 104
 105 ## Check that -L (but not -F) can override the search path in install_name for
 106 ## libraries.
 107 # RUN: %lld -dylib %t/libhello.o \
 108 # RUN:   -install_name /path/to/libhello2.dylib \
 109 # RUN:   -o %t/libhello2.dylib
 110 # RUN: %lld -dylib -o %t/libgoodbye5.dylib %t/libgoodbye.o \
 111 # RUN:   -reexport_library %t/libhello2.dylib
 112 # RUN: not %lld -lSystem -o %t/hello %t/libgoodbye5.dylib %t/sub-library.o 2>&1 \
 113 # RUN:   | FileCheck %s --check-prefix=NOTFOUND2
 114 # RUN: not %lld -lSystem -o %t/hello -F%t %t/libgoodbye5.dylib %t/sub-library.o 2>&1 \
 115 # RUN:   | FileCheck %s --check-prefix=NOTFOUND2
 116 # NOTFOUND2: unable to locate re-export with install name /path/to/libhello2.dylib
 117 # RUN: %lld -lSystem -o %t/hello -L%t %t/libgoodbye5.dylib %t/sub-library.o
 118
 119 .text
 120 .globl _main
 121
 122 _main:
 123   movl $0x2000004, %eax # write() syscall
 124   mov $1, %rdi # stdout
 125   movq _hello_world@GOTPCREL(%rip), %rsi
 126   mov $13, %rdx # length of str
 127   syscall
 128   mov $0, %rax
 129
 130   movl $0x2000004, %eax # write() syscall
 131   mov $1, %rdi # stdout
 132   movq _goodbye_world@GOTPCREL(%rip), %rsi
 133   mov $15, %rdx # length of str
 134   syscall
 135   mov $0, %rax
 136   ret