sim/testsuite/sim/sh64/compact/cmpstr.cgs

   1 # sh testcase for cmp/str $rm, $rn -*- Asm -*-
   2 # mach: all
   3 # as: -isa=shcompact
   4 # ld: -m shelf32
   5
   6         .include "compact/testutils.inc"
   7
   8 .macro rot8
   9         rotr r0
  10         rotr r0
  11         rotr r0
  12         rotr r0
  13         rotr r0
  14         rotr r0
  15         rotr r0
  16         rotr r0
  17 .endm
  18
  19         start
  20
  21 # Use multiple "wrong" labels because this program is quite long. It's
  22 # likely that some instructions will be too far away from the branch
  23 # target to use PC-relative branches.
  24
  25 match0:
  26         # No bytes matching.
  27         mov #1, r0
  28         neg r0, r0
  29         xor #170, r0
  30         rot8
  31         xor #170, r0
  32         rot8
  33         xor #170, r0
  34         rot8
  35         xor #170, r0
  36         rot8
  37         mov r0, r1
  38         mov #1, r0
  39         neg r0, r0
  40         xor #85, r0
  41         rot8
  42         xor #85, r0
  43         rot8
  44         xor #85, r0
  45         rot8
  46         xor #85, r0
  47         rot8
  48         cmp/str r0, r1
  49         bt wrong0
  50
  51         bra match1
  52         nop
  53 wrong0:
  54         fail
  55
  56 match1:
  57         # One byte matching.
  58         mov #1, r0
  59         neg r0, r0
  60         xor #170, r0
  61         rot8
  62         xor #170, r0
  63         rot8
  64         xor #170, r0
  65         rot8
  66         mov r0, r1
  67         mov #1, r0
  68         neg r0, r0
  69         xor #85, r0
  70         rot8
  71         xor #85, r0
  72         rot8
  73         xor #85, r0
  74         rot8
  75         cmp/str r0, r1
  76         bf wrong1
  77
  78         bra match2
  79         nop
  80 wrong1:
  81         fail
  82
  83 match2:
  84         # Two bytes matching.
  85         mov #1, r0
  86         neg r0, r0
  87         xor #170, r0
  88         rot8
  89         xor #170, r0
  90         rot8
  91         mov r0, r1
  92         mov #1, r0
  93         neg r0, r0
  94         xor #85, r0
  95         rot8
  96         xor #85, r0
  97         rot8
  98         cmp/str r0, r1
  99         bf wrong2
 100
 101         bra match3
 102         nop
 103 wrong2:
 104         fail
 105
 106 byte0:
 107 match3:
 108         # One byte matching.
 109         # This is also the test for byte 0.
 110         mov #85, r0
 111         mov #85, r1
 112         cmp/str r0, r1
 113         bf wrong3
 114
 115 byte1:
 116         # Match in byte position 1.
 117         mov #85, r0
 118         shll8 r0
 119         mov #85, r1
 120         shll8 r1
 121         cmp/str r0, r1
 122         bf wrong3
 123
 124 byte2:
 125         # Match in byte position 2.
 126         mov #85, r0
 127         shll16 r0
 128         mov #85, r1
 129         shll16 r1
 130         cmp/str r0, r1
 131         bf wrong3
 132
 133 byte3:
 134         # Match in byte position 3.
 135         mov #85, r0
 136         shll16 r0
 137         shll8 r0
 138         mov #85, r1
 139         shll16 r1
 140         shll8 r1
 141         cmp/str r0, r1
 142         bf wrong3
 143
 144 okay:
 145         pass
 146 wrong3:
 147         fail
 148