test/MC/MachO/relax-recompute-align.s

   1 // RUN: llvm-mc -triple i386-apple-darwin9 %s -filetype=obj -o - | macho-dump --dump-section-data | FileCheck %s
   2
   3 // FIXME: This is a horrible way of checking the output, we need an llvm-mc
   4 // based 'otool'.
   5
   6 // This is a case where llvm-mc computes a better layout than Darwin 'as'. This
   7 // issue is that after the first jmp slides, the .align size must be
   8 // recomputed -- otherwise the second jump will appear to be out-of-range for a
   9 // 1-byte jump.
  10
  11 // CHECK:  # Section 0
  12 // CHECK: (('section_name', '__text\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
  13 // CHECK:  ('segment_name', '__TEXT\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
  14 // CHECK:  ('address', 0)
  15 // CHECK:  ('size', 306)
  16 // CHECK:  ('offset', 324)
  17 // CHECK:  ('alignment', 4)
  18 // CHECK:  ('reloc_offset', 0)
  19 // CHECK:  ('num_reloc', 0)
  20 // CHECK:  ('flags', 0x80000400)
  21 // CHECK:  ('reserved1', 0)
  22 // CHECK:  ('reserved2', 0)
  23 // CHECK: ),
  24
  25 L0:
  26         .space 0x8a, 0x90
  27         jmp     L0
  28         .space (0xb3 - 0x8f), 0x90
  29         jle     L2
  30         .space (0xcd - 0xb5), 0x90
  31         .align  4, 0x90
  32 L1:
  33         .space (0x130 - 0xd0),0x90
  34         jl      L1
  35 L2:
  36
  37 .zerofill __DATA,__bss,_sym,4,2