sim/testsuite/sim/aarch64/adds.s

   1 # mach: aarch64
   2
   3 # Check the basic integer compare instructions: adds, adds64, subs, subs64.
   4 # For add, check value pairs 1 and -1 (Z), -1 and -1 (N), 2 and -1 (C),
   5 # and MIN_INT and -1 (V),
   6 # Also check -2 and 1 (not C).
   7 # For sub, negate the second value.
   8
   9 .include "testutils.inc"
  10
  11         start
  12         mov w0, #1
  13         mov w1, #-1
  14         adds w2, w0, w1
  15         bne .Lfailure
  16         mov w0, #-1
  17         mov w1, #-1
  18         adds w2, w0, w1
  19         bpl .Lfailure
  20         mov w0, #2
  21         mov w1, #-1
  22         adds w2, w0, w1
  23         bcc .Lfailure
  24         mov w0, #0x80000000
  25         mov w1, #-1
  26         adds w2, w0, w1
  27         bvc .Lfailure
  28         mov w0, #-2
  29         mov w1, #1
  30         adds w2, w0, w1
  31         bcs .Lfailure
  32
  33         mov x0, #1
  34         mov x1, #-1
  35         adds x2, x0, x1
  36         bne .Lfailure
  37         mov x0, #-1
  38         mov x1, #-1
  39         adds x2, x0, x1
  40         bpl .Lfailure
  41         mov x0, #2
  42         mov x1, #-1
  43         adds x2, x0, x1
  44         bcc .Lfailure
  45         mov x0, #0x8000000000000000
  46         mov x1, #-1
  47         adds x2, x0, x1
  48         bvc .Lfailure
  49         mov x0, #-2
  50         mov x1, #1
  51         adds x2, x0, x1
  52         bcs .Lfailure
  53
  54         mov w0, #1
  55         mov w1, #1
  56         subs w2, w0, w1
  57         bne .Lfailure
  58         mov w0, #-1
  59         mov w1, #1
  60         subs w2, w0, w1
  61         bpl .Lfailure
  62         mov w0, #2
  63         mov w1, #1
  64         subs w2, w0, w1
  65         bcc .Lfailure
  66         mov w0, #0x80000000
  67         mov w1, #1
  68         subs w2, w0, w1
  69         bvc .Lfailure
  70         mov w0, #-2
  71         mov w1, #-1
  72         subs w2, w0, w1
  73         bcs .Lfailure
  74
  75         mov x0, #1
  76         mov x1, #1
  77         subs x2, x0, x1
  78         bne .Lfailure
  79         mov x0, #-1
  80         mov x1, #1
  81         subs x2, x0, x1
  82         bpl .Lfailure
  83         mov x0, #2
  84         mov x1, #1
  85         subs x2, x0, x1
  86         bcc .Lfailure
  87         mov x0, #0x8000000000000000
  88         mov x1, #1
  89         subs x2, x0, x1
  90         bvc .Lfailure
  91         mov x0, #-2
  92         mov x1, #-1
  93         subs x2, x0, x1
  94         bcs .Lfailure
  95
  96         pass
  97 .Lfailure:
  98         fail