sim/testsuite/sim/sh64/compact/subv.cgs

   1 # sh testcase for subv $rm, $rn -*- Asm -*-
   2 # mach: all
   3 # as: -isa=shcompact
   4 # ld: -m shelf32
   5
   6         .include "compact/testutils.inc"
   7
   8         start
   9 zero:
  10         mov #0, r0
  11         mov #0, r1
  12         subv r0, r1
  13         bt wrong
  14         assert r1, #0
  15
  16 one:
  17         mov #10, r0
  18         mov #0, r1
  19         subv r0, r1
  20         bt wrong
  21         not r1, r1
  22         assert r1, #9
  23
  24 large:
  25         # Produce MAXINT in R0.
  26         mov #0, r0
  27         not r0, r0
  28         shlr r0
  29
  30         # Put -3 into R1.
  31         mov #3, r1
  32         neg r1, r1
  33
  34         # Subtract them and underflow.
  35         subv r0, r1
  36         bf wrong
  37
  38 another:
  39         # Produce MAXINT in R0.
  40         mov #0, r0
  41         not r0, r0
  42         shlr r0
  43
  44         # Put -3 into R1.
  45         mov #3, r1
  46         neg r1, r1
  47
  48         # Subtract them and overflow.
  49         subv r1, r0
  50         bf wrong
  51
  52 okay:
  53         pass
  54 wrong:
  55         fail