test/MC/ARM/thumb2-cbn-to-next-inst.s

   1 @ RUN: llvm-mc -triple thumbv7-apple-darwin -filetype=obj -o %t.o %s
   2 @ RUN: llvm-objdump -triple thumbv7-apple-darwin -d %t.o | FileCheck %s
   3
   4 .thumb
   5 start:
   6 .thumb_func start
   7         add      r1, r2, r3
   8         cbnz     r2, L1 @ this can't be encoded, must turn into a nop
   9 L1:
  10         add     r4, r5, r6
  11         cbnz    r2, L2
  12         sub     r7, r8, r9
  13 L2:
  14         add     r7, r8, r9
  15         cbz     r2, L3 @ this can't be encoded, must turn into a nop
  16 L3:
  17         add     r10, r11, r12
  18         cbz     r2, L4
  19         sub     r7, r8, r9
  20 L4:
  21         add     r3, r4, r5
  22
  23 @ CHECK: 0:     02 eb 03 01     add.w   r1, r2, r3
  24 @ CHECK: 4:     00 bf           nop
  25 @ CHECK: 6:     05 eb 06 04     add.w   r4, r5, r6
  26 @ CHECK: a:     0a b9           cbnz    r2, #2
  27 @ CHECK: c:     a8 eb 09 07     sub.w   r7, r8, r9
  28 @ CHECK: 10:    08 eb 09 07     add.w   r7, r8, r9
  29 @ CHECK: 14:    00 bf           nop
  30 @ CHECK: 16:    0b eb 0c 0a     add.w   r10, r11, r12
  31 @ CHECK: 1a:    0a b1           cbz     r2, #2
  32 @ CHECK: 1c:    a8 eb 09 07     sub.w   r7, r8, r9
  33 @ CHECK: 20:    04 eb 05 03     add.w   r3, r4, r5