lld/test/ELF/got32-i386-pie-rw.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %s -o %t.o
   3 # RUN: llvm-readobj -r %t.o | FileCheck %s --check-prefix=OBJ
   4 # RUN: ld.lld %t.o -o %t -pie
   5 # RUN: llvm-objdump --no-print-imm-hex -s --section=.foobar --section=.got -r -d -t \
   6 # RUN:   --dynamic-reloc %t | FileCheck %s --check-prefixes=CHECK,REL
   7 # RUN: ld.lld %t.o -o %t-rela -pie -z rela
   8 # RUN: llvm-objdump --no-print-imm-hex -s --section=.foobar --section=.got -r -d -t \
   9 # RUN:   --dynamic-reloc %t-rela | FileCheck %s --check-prefixes=CHECK,RELA
  10
  11 # Unlike bfd and gold we accept this.
  12
  13 # OBJ:      Relocations [
  14 # OBJ-NEXT:   Section (4) .rel.foobar {
  15 # OBJ-NEXT:     0x2 R_386_GOT32 foo
  16 # OBJ-NEXT:   }
  17 # OBJ-NEXT: ]
  18
  19 # CHECK-LABEL: SYMBOL TABLE:
  20 # REL:  00001180 l       .text  00000000 foo
  21 # REL:  00002180 g       .foobar        00000000 _start
  22 # RELA: 00001188 l       .text  00000000 foo
  23 # RELA: 00002188 g       .foobar        00000000 _start
  24
  25 # CHECK-LABEL: DYNAMIC RELOCATION RECORDS
  26 # CHECK-NEXT:  OFFSET TYPE           VALUE
  27 # REL-NEXT:  00002182 R_386_RELATIVE *ABS*{{$}}
  28 # REL-NEXT:  000031f0 R_386_RELATIVE *ABS*{{$}}
  29 # RELA-NEXT: 0000218a R_386_RELATIVE *ABS*+0x31f8{{$}}
  30 # RELA-NEXT: 000031f8 R_386_RELATIVE *ABS*+0x1188{{$}}
  31 # CHECK-NEXT: Contents of section .foobar:
  32 # REL-NEXT:   2180 8b1df031 0000
  33 ##                     ^--- VA of GOT entry (0x31f0)
  34 # RELA-NEXT:  2188 8b1d0000 0000
  35 ##                     ^--- VA of GOT entry in Elf_Rela addend
  36 # CHECK-NEXT: Contents of section .got:
  37 # REL-NEXT:   31f0 80110000
  38 ##                 ^--- VA of foo (0x1180)
  39 # RELA-NEXT:  31f8 00000000
  40 ##                 ^--- VA of foo in Elf_Rela addend
  41
  42 # CHECK-LABEL: Disassembly of section .foobar:
  43 # CHECK:     <_start>:
  44 # REL-NEXT:  2180: 8b 1d f0 31 00 00 movl 12784, %ebx
  45 ##                       ^--- VA of GOT entry (0x31f0)
  46 # RELA-NEXT: 2188: 8b 1d 00 00 00 00 movl 0, %ebx
  47 ##                       ^--- VA of GOT entry in in Elf_Rela addend
  48
  49 foo:
  50
  51 .section .foobar, "awx"
  52 .global _start
  53 _start:
  54  movl foo@GOT, %ebx