lld/test/MachO/x86-64-relocs.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t.o
   3 # RUN: %lld -lSystem -o %t %t.o
   4 # RUN: llvm-objdump --no-print-imm-hex --section-headers --syms -d %t | FileCheck %s
   5
   6 # CHECK-LABEL: Sections:
   7 # CHECK:       __data {{[0-9a-z]+}} [[#%x, DATA_ADDR:]]
   8
   9 # CHECK-LABEL: SYMBOL TABLE:
  10 # CHECK:       [[#%x, F_ADDR:]] {{.*}} _f
  11
  12 # CHECK-LABEL: <_main>:
  13 ## Test X86_64_RELOC_BRANCH
  14 # CHECK:       callq 0x[[#%x, F_ADDR]] <_f>
  15 ## Test extern (symbol) X86_64_RELOC_SIGNED
  16 # CHECK:       leaq [[#%u, LOCAL_OFF:]](%rip), %rsi
  17 # CHECK-NEXT:  [[#%x, DATA_ADDR - LOCAL_OFF]]
  18 ## Test non-extern (section) X86_64_RELOC_SIGNED
  19 # CHECK:       leaq [[#%u, PRIVATE_OFF:]](%rip), %rsi
  20 # CHECK-NEXT:  [[#%x, DATA_ADDR + 8 - PRIVATE_OFF]]
  21
  22 # RUN: llvm-objdump --section=__const --full-contents %t | FileCheck %s --check-prefix=NONPCREL
  23 # NONPCREL:      Contents of section __DATA_CONST,__const:
  24 # NONPCREL-NEXT: 100001000 08200000 01000000 08200000 01000000
  25
  26 .section __TEXT,__text
  27 .globl _main, _f
  28 _main:
  29   callq _f # X86_64_RELOC_BRANCH
  30   mov $0, %rax
  31   ret
  32
  33 _f:
  34   leaq _local(%rip), %rsi # Generates a X86_64_RELOC_SIGNED pcrel symbol relocation
  35   leaq L_.private(%rip), %rsi # Generates a X86_64_RELOC_SIGNED pcrel section relocation
  36   movq L_.ptr_1(%rip), %rsi
  37   ret
  38
  39 .data
  40 ## References to this generate a symbol relocation
  41 _local:
  42   .quad 123
  43 ## References to this generate a section relocation
  44 L_.private:
  45   .quad 123
  46
  47 .section __DATA,__const
  48 ## These generate X86_64_RELOC_UNSIGNED non-pcrel section relocations
  49 L_.ptr_1:
  50   .quad L_.private
  51 L_.ptr_2:
  52   .quad L_.private