lld/test/MachO/indirect-symtab.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/libfoo.s -o %t/libfoo.o
   4 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/bar.s -o %t/bar.o
   6 # RUN: %lld -dylib %t/libfoo.o -o %t/libfoo.dylib -lSystem
   7 # RUN: %lld %t/test.o %t/bar.o %t/libfoo.dylib -o %t/test -lSystem
   8 # RUN: llvm-objdump --macho -d --no-show-raw-insn --indirect-symbols %t/test | FileCheck %s
   9 # RUN: llvm-otool -l %t/test | FileCheck --check-prefix=DYSYMTAB %s
  10
  11 # CHECK:      (__TEXT,__text) section
  12 # CHECK-NEXT: _main:
  13 # CHECK-NEXT: movq  {{.*}}(%rip), %rax ## literal pool symbol address: _foo
  14 # CHECK-NEXT: movq  {{.*}}(%rip), %rax ## literal pool symbol address: _bar
  15 # CHECK-NEXT: leaq  _baz(%rip), %rax
  16 # CHECK-NEXT: addq  {{.*}}(%rip), %rax
  17 # CHECK-NEXT: movq  {{.*}}(%rip), %rax ## literal pool symbol address: _foo_tlv
  18 # CHECK-NEXT: movq  {{.*}}(%rip), %rax ## literal pool symbol address: _bar_tlv
  19 # CHECK-NEXT: callq {{.*}} ## symbol stub for: _foo_fn
  20 # CHECK-NEXT: callq {{.*}} ## symbol stub for: _bar_fn
  21 # CHECK-NEXT: retq
  22
  23 # CHECK:      Indirect symbols for (__TEXT,__stubs) 2 entries
  24 # CHECK-NEXT: address            index name
  25 # CHECK-NEXT: _bar_fn
  26 # CHECK-NEXT: _foo_fn
  27 # CHECK-NEXT: Indirect symbols for (__DATA_CONST,__got) 4 entries
  28 # CHECK-NEXT: address            index name
  29 # CHECK-NEXT: LOCAL
  30 # CHECK-NEXT: _bar
  31 # CHECK-NEXT: _foo
  32 # CHECK-NEXT: _stub_binder
  33 # CHECK-NEXT: Indirect symbols for (__DATA,__la_symbol_ptr) 2 entries
  34 # CHECK-NEXT: address            index name
  35 # CHECK-NEXT: _bar_fn
  36 # CHECK-NEXT: _foo_fn
  37 # CHECK-NEXT: Indirect symbols for (__DATA,__thread_ptrs) 2 entries
  38 # CHECK-NEXT: address            index name
  39 # CHECK-NEXT: _bar_tlv
  40 # CHECK-NEXT: _foo_tlv
  41
  42 # DYSYMTAB: nindirectsyms 10
  43
  44 #--- libfoo.s
  45
  46 .globl _foo, _foo_fn, _bar, _bar_fn
  47 _foo:
  48 _foo_fn:
  49 _bar:
  50 _bar_fn:
  51
  52 .section  __DATA,__thread_vars,thread_local_variables
  53 .globl _foo_tlv, _bar_tlv
  54 _foo_tlv:
  55 _bar_tlv:
  56
  57 #--- test.s
  58
  59 .globl _main
  60 _main:
  61   movq _foo@GOTPCREL(%rip), %rax
  62   movq _bar@GOTPCREL(%rip), %rax
  63   movq _baz@GOTPCREL(%rip), %rax
  64   addq _quux@GOTPCREL(%rip), %rax
  65   mov _foo_tlv@TLVP(%rip), %rax
  66   mov _bar_tlv@TLVP(%rip), %rax
  67   callq _foo_fn
  68   callq _bar_fn
  69   ret
  70
  71 #--- bar.s
  72 .data
  73 .globl _baz,_quux
  74 .private_extern _baz,_quux
  75 _baz:
  76 .asciz "baz"
  77 _quux:
  78 .asciz "quux"