llvm/test/MC/ELF/reloc-directive.s

   1 ## Target specific relocation support is tested in MC/$target/*reloc-directive*.s
   2 # RUN: llvm-mc -triple=x86_64 %s | FileCheck %s --check-prefix=ASM
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t
   4 # RUN: llvm-readobj -r %t | FileCheck %s
   5
   6 # ASM:      .Ltmp0:
   7 # ASM-NEXT:  .reloc (.Ltmp0+3)-2, R_X86_64_NONE, foo
   8 # ASM-NEXT: .Ltmp1:
   9 # ASM-NEXT:  .reloc .Ltmp1-1, R_X86_64_NONE, foo
  10 # ASM-NEXT: .Ltmp2:
  11 # ASM-NEXT:  .reloc 2+.Ltmp2, R_X86_64_NONE, foo
  12 # ASM-NEXT:  .reloc (1+foo)+3, R_X86_64_NONE, data+1
  13
  14 # CHECK:      0x2 R_X86_64_NONE foo 0x0
  15 # CHECK-NEXT: 0x0 R_X86_64_NONE foo 0x0
  16 # CHECK-NEXT: 0x3 R_X86_64_NONE foo 0x0
  17 # CHECK-NEXT: 0x4 R_X86_64_NONE data 0x1
  18
  19 .text
  20 .globl foo
  21 foo:
  22   ret
  23   .reloc .+3-2, R_X86_64_NONE, foo
  24   .reloc .-1, R_X86_64_NONE, foo
  25   .reloc 2+., R_X86_64_NONE, foo
  26   .reloc 1+foo+3, R_X86_64_NONE, data+1
  27
  28 .data
  29 .globl data
  30 data:
  31   .long 0
  32
  33 # RUN: not llvm-mc -filetype=obj -triple=x86_64 --defsym=ERR=1 %s 2>&1 | FileCheck %s --check-prefix=ERR
  34
  35 .ifdef ERR
  36 .text
  37 .globl a, b
  38 a: ret
  39 b: ret
  40 x: ret
  41 y: ret
  42
  43 # ERR: {{.*}}.s:[[#@LINE+1]]:10: error: expected comma
  44 .reloc 0 R_X86_64_NONE, a
  45
  46 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is negative
  47 .reloc -1, R_X86_64_NONE, a
  48 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not relocatable
  49 .reloc 2*., R_X86_64_NONE, a
  50 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not relocatable
  51 .reloc a+a, R_X86_64_NONE, a
  52 ## GNU as accepts a-a but rejects b-a.
  53 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not representable
  54 .reloc a-a, R_X86_64_NONE, a
  55 ## TODO GNU as accepts x-x and y-x.
  56 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: .reloc offset is not representable
  57 .reloc x-x, R_X86_64_NONE, a
  58
  59 # ERR: {{.*}}.s:[[#@LINE+1]]:8: error: directional label undefined
  60 .reloc 1f, R_X86_64_NONE, a
  61 .endif