lld/test/MachO/tapi-link.s

   1 # REQUIRES: x86
   2
   3 # RUN: split-file %s %t --no-leading-lines
   4
   5 # RUN: llvm-mc -filetype obj -triple x86_64-apple-darwin %t/test.s -o %t/test.o
   6
   7 # RUN: %lld -o %t/test -lSystem -lc++ -framework CoreFoundation %t/libNested.tbd %t/libTlvWeak.tbd %t/test.o
   8 # RUN: llvm-objdump --bind --weak-bind --no-show-raw-insn -d -r %t/test | FileCheck %s
   9
  10 ## Targeting an arch not listed in the tbd should fallback to an ABI compatible arch
  11 # RUN: %lld -arch x86_64h -o %t/test-compat -lSystem -lc++ -framework CoreFoundation %t/libNested.tbd %t/libTlvWeak.tbd %t/test.o
  12 # RUN: llvm-objdump --bind --weak-bind --no-show-raw-insn -d -r %t/test-compat | FileCheck %s
  13
  14 ## Setting LD_DYLIB_CPU_SUBTYPES_MUST_MATCH forces exact target arch match.
  15 # RUN: env LD_DYLIB_CPU_SUBTYPES_MUST_MATCH=1 not %lld -arch x86_64h -o /dev/null -lSystem -lc++ -framework \
  16 # RUN:   CoreFoundation %t/libNested.tbd %t/libTlvWeak.tbd %t/test.o 2>&1 | FileCheck %s -check-prefix=INCOMPATIBLE
  17
  18 # INCOMPATIBLE:      error: {{.*}}libSystem.tbd(/usr/lib/libSystem.dylib) is incompatible with x86_64h (macOS11.0)
  19 # INCOMPATIBLE-NEXT: error: {{.*}}libc++.tbd(/usr/lib/libc++.dylib) is incompatible with x86_64h (macOS11.0)
  20 # INCOMPATIBLE-NEXT: error: {{.*}}CoreFoundation.tbd(/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation) is incompatible with x86_64h (macOS11.0)
  21
  22 ## libReexportSystem.tbd tests that we can reference symbols from a 2nd-level
  23 ## tapi document, re-exported by a top-level tapi document, which itself is
  24 ## re-exported by another top-level tapi document.
  25 # RUN: %lld -o %t/with-reexport -lSystem -L%t %t/libReexportNested.tbd %t/libTlvWeak.tbd -lc++ -framework CoreFoundation %t/test.o
  26 # RUN: llvm-objdump --bind --weak-bind --no-show-raw-insn -d -r %t/with-reexport | FileCheck %s
  27
  28 # CHECK: Bind table:
  29 # CHECK-DAG: __DATA __data {{.*}} pointer 0 CoreFoundation _OBJC_CLASS_$_NSObject
  30 # CHECK-DAG: __DATA __data {{.*}} pointer 0 CoreFoundation _OBJC_METACLASS_$_NSObject
  31 # CHECK-DAG: __DATA __data {{.*}} pointer 0 CoreFoundation _OBJC_IVAR_$_NSConstantArray._count
  32 # CHECK-DAG: __DATA __data {{.*}} pointer 0 CoreFoundation _OBJC_EHTYPE_$_NSException
  33 # CHECK-DAG: __DATA __data {{.*}} pointer 0 libc++abi      ___gxx_personality_v0
  34 # CHECK-DAG: __DATA __data {{.*}} pointer 0 libNested3     _deeply_nested
  35 # CHECK-DAG: __DATA __data {{.*}} pointer 0 libTlvWeak     _weak
  36 # CHECK-DAG: __DATA __thread_ptrs {{.*}} pointer 0 libTlvWeak _tlv
  37
  38 # CHECK: Weak bind table:
  39 # CHECK-DAG: __DATA __data {{.*}} pointer 0 _weak
  40
  41 # RUN: llvm-otool -l %t/test | FileCheck --check-prefix=LOAD %s
  42
  43 # RUN: llvm-otool -l %t/with-reexport | \
  44 # RUN:     FileCheck --check-prefixes=LOAD,LOAD-REEXPORT %s
  45
  46 # LOAD:          cmd LC_LOAD_DYLIB
  47 # LOAD-NEXT:               cmdsize
  48 # LOAD-NEXT:                  name /usr/lib/libSystem.dylib
  49 # LOAD-NEXT:            time stamp
  50 # LOAD-NEXT:       current version 1.1.1
  51 # LOAD-NEXT: compatibility version
  52
  53 # LOAD-REEXPORT:          cmd LC_LOAD_DYLIB
  54 # LOAD-REEXPORT-NEXT:               cmdsize
  55 # LOAD-REEXPORT-NEXT:                  name /usr/lib/libReexportNested.dylib
  56 # LOAD-REEXPORT-NEXT:            time stamp
  57 # LOAD-REEXPORT-NEXT:       current version 1.0.0
  58 # LOAD-REEXPORT-NEXT: compatibility version
  59
  60 #--- test.s
  61 .section __TEXT,__text
  62 .global _main
  63
  64 _main:
  65   mov _tlv@TLVP(%rip), %rax
  66   ret
  67
  68 .data
  69   .quad _OBJC_CLASS_$_NSObject
  70   .quad _OBJC_METACLASS_$_NSObject
  71   .quad _OBJC_IVAR_$_NSConstantArray._count
  72   .quad _OBJC_EHTYPE_$_NSException
  73 ## This symbol is defined in an inner TAPI document within libNested.tbd.
  74   .quad _deeply_nested
  75
  76 ## This symbol is defined in libc++abi.tbd, but we are linking test.o against
  77 ## libc++.tbd (which re-exports libc++abi). Linking against this symbol verifies
  78 ## that .tbd file re-exports can refer not just to TAPI documents within the
  79 ## same .tbd file, but to other on-disk files as well.
  80   .quad ___gxx_personality_v0
  81
  82   .quad _weak
  83
  84 ## This tests that we can locate a symbol re-exported by a child of a TAPI
  85 ## document.
  86 #--- libNested.tbd
  87 --- !tapi-tbd-v3
  88 archs:            [ x86_64 ]
  89 uuids:            [ 'x86_64: 00000000-0000-0000-0000-000000000000' ]
  90 platform:         macosx
  91 install-name:     '/usr/lib/libNested.dylib'
  92 exports:
  93   - archs:      [ x86_64 ]
  94     re-exports: [ '/usr/lib/libNested2.dylib' ]
  95 --- !tapi-tbd-v3
  96 archs:            [ x86_64 ]
  97 uuids:            [ 'x86_64: 00000000-0000-0000-0000-000000000001' ]
  98 platform:         macosx
  99 install-name:     '/usr/lib/libNested2.dylib'
 100 exports:
 101   - archs:      [ x86_64 ]
 102     re-exports: [ '/usr/lib/libNested3.dylib' ]
 103 --- !tapi-tbd-v3
 104 archs:            [ x86_64 ]
 105 uuids:            [ 'x86_64: 00000000-0000-0000-0000-000000000002' ]
 106 platform:         macosx
 107 install-name:     '/usr/lib/libNested3.dylib'
 108 exports:
 109   - archs:      [ x86_64 ]
 110     symbols:    [ _deeply_nested ]
 111 ...
 112
 113 #--- libReexportNested.tbd
 114 --- !tapi-tbd-v3
 115 archs:            [ i386, x86_64 ]
 116 uuids:            [ 'i386: 00000000-0000-0000-0000-000000000000', 'x86_64: 00000000-0000-0000-0000-000000000001' ]
 117 platform:         macosx
 118 install-name:     '/usr/lib/libReexportNested.dylib'
 119 exports:
 120   - archs:      [ i386, x86_64 ]
 121     re-exports: [ 'libNested.dylib' ]
 122 ...
 123
 124 #--- libTlvWeak.tbd
 125 --- !tapi-tbd
 126 tbd-version:      4
 127 targets:          [ x86_64-macos ]
 128 uuids:
 129   - target:       x86_64-macos
 130     value:        00000000-0000-0000-0000-000000000000
 131 install-name:     '/usr/lib/libTlvWeak.dylib'
 132 current-version:  0001.001.1
 133 exports:                            # Validate weak & thread-local symbols
 134   - targets:      [ x86_64-macos ]
 135     weak-symbols: [ _weak ]
 136     thread-local-symbols: [ _tlv ]
 137 ...