lld/test/ELF/x86-64-zrel-zrela.s

   1 # REQUIRES: x86
   2 ## The x86-64 psABI uses Elf64_Rela relocation entries. We produce
   3 ## Elf64_Rel dynamic relocations by default, but can use Elf64_Rel with -z rel.
   4
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
   6 # RUN: ld.lld -shared %t.o -o %t.so
   7 # RUN: llvm-readobj -d -r %t.so | FileCheck --check-prefix=RELA %s
   8 # RUN: ld.lld -shared -z rela %t.o -o %t1.so
   9 # RUN: llvm-readobj -d -r %t1.so | FileCheck --check-prefix=RELA %s
  10
  11 # RELA:      RELA      {{.*}}
  12 # RELA-NEXT: RELASZ    72 (bytes)
  13 # RELA-NEXT: RELAENT   24 (bytes)
  14 # RELA-NEXT: RELACOUNT 1
  15 # RELA-NEXT: JMPREL    {{.*}}
  16 # RELA-NEXT: PLTRELSZ  24 (bytes)
  17 # RELA-NEXT: PLTGOT    {{.*}}
  18 # RELA-NEXT: PLTREL    RELA
  19 # RELA:      .rela.dyn {
  20 # RELA-NEXT:   R_X86_64_RELATIVE - 0x3428
  21 # RELA-NEXT:   R_X86_64_GLOB_DAT func 0x0
  22 # RELA-NEXT:   R_X86_64_64 _start 0x2A
  23 # RELA-NEXT: }
  24 # RELA-NEXT: .rela.plt {
  25 # RELA-NEXT:   R_X86_64_JUMP_SLOT func 0x0
  26 # RELA-NEXT: }
  27
  28 # RUN: ld.lld -shared -z rela -z rel %t.o -o %t2.so --fatal-warnings
  29 # RUN: llvm-readobj -d -r -x .data %t2.so | FileCheck --check-prefix=REL %s
  30
  31 # REL:      REL      {{.*}}
  32 # REL-NEXT: RELSZ    48 (bytes)
  33 # REL-NEXT: RELENT   16 (bytes)
  34 # REL-NEXT: RELCOUNT 1
  35 # REL-NEXT: JMPREL   {{.*}}
  36 # REL-NEXT: PLTRELSZ 16 (bytes)
  37 # REL-NEXT: PLTGOT   {{.*}}
  38 # REL-NEXT: PLTREL   REL{{$}}
  39 # REL:      .rel.dyn {
  40 # REL-NEXT:   R_X86_64_RELATIVE
  41 # REL-NEXT:   R_X86_64_GLOB_DAT func
  42 # REL-NEXT:   R_X86_64_64 _start
  43 # REL-NEXT: }
  44 # REL-NEXT: .rel.plt {
  45 # REL-NEXT:   R_X86_64_JUMP_SLOT func
  46 # REL-NEXT: }
  47
  48 # REL:      Hex dump of section '.data':
  49 # REL-NEXT: 0x00003408 08340000 00000000 2a000000 00000000
  50
  51 .globl _start
  52 _start:
  53   call func@PLT
  54   movq func@GOTPCREL(%rip), %rax
  55
  56 .data
  57   .quad .data
  58   .quad _start+42