sim/testsuite/sim/frv/mcpxis.cgs

   1 # frv testcase for mcpxis $GRi,$GRj,$ACCk
   2 # mach: all
   3
   4         .include "testutils.inc"
   5
   6         start
   7
   8         .global mcpxis
   9 mcpxis:
  10         ; Positive operands
  11         set_fr_iimmed   2,4,fr7         ; multiply small numbers
  12         set_fr_iimmed   5,3,fr8
  13         mcpxis          fr7,fr8,acc0
  14         test_accg_immed 0x00,accg0
  15         test_acc_immed  26,acc0
  16
  17         set_fr_iimmed   3,1,fr7         ; multiply by 0
  18         set_fr_iimmed   0,2,fr8
  19         mcpxis          fr7,fr8,acc0
  20         test_accg_immed         0,accg0
  21         test_acc_immed  6,acc0
  22
  23         set_fr_iimmed   2,1,fr7         ; multiply by 1
  24         set_fr_iimmed   1,1,fr8
  25         mcpxis          fr7,fr8,acc0
  26         test_accg_immed         0,accg0
  27         test_acc_immed  3,acc0
  28
  29         set_fr_iimmed   0x3ff8,2,fr7    ; 15 bit result
  30         set_fr_iimmed   0x0007,2,fr8
  31         mcpxis          fr7,fr8,acc0
  32         test_accg_immed         0,accg0
  33         test_acc_limmed 0,0x7ffe,acc0
  34
  35         set_fr_iimmed   0x4000,2,fr7    ; 16 bit result
  36         set_fr_iimmed   0x2000,2,fr8
  37         mcpxis          fr7,fr8,acc0
  38         test_accg_immed         0,accg0
  39         test_acc_limmed 0x0000,0xc000,acc0
  40
  41         set_fr_iimmed   0x7fff,0x0000,fr7       ; max positive result
  42         set_fr_iimmed   0x7fff,0x7fff,fr8
  43         mcpxis          fr7,fr8,acc0
  44         test_accg_immed         0,accg0
  45         test_acc_limmed 0x3fff,0x0001,acc0
  46
  47         ; Mixed operands
  48         set_fr_iimmed   2,0xfffd,fr7            ; multiply small numbers
  49         set_fr_iimmed   1,0xfffd,fr8
  50         mcpxis          fr7,fr8,acc0
  51         test_accg_immed         0xff,accg0
  52         test_acc_immed  -9,acc0
  53
  54         set_fr_iimmed   0xfffe,2,fr7            ; multiply by 1
  55         set_fr_iimmed   0xfffe,1,fr8
  56         mcpxis          fr7,fr8,acc0
  57         test_accg_immed 0xff,accg0
  58         test_acc_immed  -6,acc0
  59
  60         set_fr_iimmed   0xfffe,0,fr7            ; multiply by 0
  61         set_fr_iimmed   0xfffe,1,fr8
  62         mcpxis          fr7,fr8,acc0
  63         test_accg_immed         0xff,accg0
  64         test_acc_immed  -2,acc0
  65
  66         set_fr_iimmed   0x2001,0xffff,fr7       ; 15 bit result
  67         set_fr_iimmed   0xffff,0xfffe,fr8
  68         mcpxis          fr7,fr8,acc0
  69         test_accg_immed         0xff,accg0
  70         test_acc_limmed 0xffff,0xbfff,acc0
  71
  72         set_fr_iimmed   0x4000,0xfffe,fr7       ; 16 bit result
  73         set_fr_iimmed   0x0003,0xfffe,fr8
  74         mcpxis          fr7,fr8,acc0
  75         test_accg_immed         0xff,accg0
  76         test_acc_limmed 0xffff,0x7ffa,acc0
  77
  78         set_fr_iimmed   0x7fff,0x7fff,fr7       ; max negative result
  79         set_fr_iimmed   0x8000,0x8000,fr8
  80         mcpxis          fr7,fr8,acc0
  81         test_accg_immed         0xff,accg0
  82         test_acc_limmed 0x8001,0x0000,acc0
  83
  84         set_fr_iimmed   0x8000,0x8000,fr7       ; max positive result
  85         set_fr_iimmed   0x8000,0x8000,fr8
  86         mcpxis          fr7,fr8,acc0
  87         test_accg_immed         0,accg0
  88         test_acc_limmed 0x8000,0x0000,acc0
  89
  90         ; Negative operands
  91         set_fr_iimmed   0xfffe,0xfffc,fr7               ; multiply small numbers
  92         set_fr_iimmed   0xfffb,0xfffd,fr8
  93         mcpxis          fr7,fr8,acc0
  94         test_accg_immed 0x00,accg0
  95         test_acc_immed  26,acc0
  96
  97         set_fr_iimmed   0xffff,0xffff,fr7               ; multiply by -1
  98         set_fr_iimmed   0xffff,0xfffe,fr8
  99         mcpxis          fr7,fr8,acc0
 100         test_accg_immed         0,accg0
 101         test_acc_immed  3,acc0
 102
 103         set_fr_iimmed   0x7fff,0x0000,fr7       ; almost max positive result
 104         set_fr_iimmed   0x8001,0x7fff,fr8
 105         mcpxis          fr7,fr8,acc0
 106         test_accg_immed         0,accg0
 107         test_acc_immed  0x3fff0001,acc0
 108
 109         set_fr_iimmed   0x8000,0x0000,fr7       ; max positive result
 110         set_fr_iimmed   0x8000,0x8000,fr8
 111         mcpxis          fr7,fr8,acc0
 112         test_accg_immed         0,accg0
 113         test_acc_immed  0x40000000,acc0
 114
 115         pass