tests/cris/check_clrjmp1.s

   1 # mach: crisv3 crisv8 crisv10 crisv32
   2 # output: ffffff00\n
   3
   4 ; A bug resulting in a non-effectual clear.b discovered running the GCC
   5 ; testsuite; jump actually wrote to p0.
   6
   7  .include "testutils.inc"
   8
   9  start
  10  jump 1f
  11  nop
  12  .p2align 8
  13 1:
  14  move.d y,r4
  15
  16  .if 0 ;0 == ..asm.arch.cris.v32
  17 ; There was a bug causing this insn to set special register p0
  18 ; (byte-clear) to 8 (low 8 bits of location after insn).
  19  jump [r4+]
  20  .endif
  21
  22 1:
  23  move.d 0f,r4
  24
  25 ; The corresponding bug would cause this insn too, to set p0.
  26  jump r4
  27  nop
  28  quit
  29 0:
  30  moveq -1,r3
  31  clear.b r3
  32  checkr3 ffffff00
  33  quit
  34
  35 y:
  36  .dword 1b