sim/testsuite/sim/sh/ftrc.s

   1 # sh testcase for ftrc
   2 # mach: sh
   3 # as(sh):       -defsym sim_cpu=0
   4
   5         .include "testutils.inc"
   6
   7         start
   8 ftrc_single:
   9         set_grs_a5a5
  10         set_fprs_a5a5
  11         # ftrc(0.0) = 0.
  12         fldi0   fr0
  13         ftrc    fr0, fpul
  14         # check results.
  15         mov     #0, r0
  16         sts     fpul, r1
  17         cmp/eq  r0, r1
  18         bt      .L0
  19         fail
  20 .L0:
  21         # ftrc(1.5) = 1.
  22         fldi1   fr0
  23         fldi1   fr1
  24         fldi1   fr2
  25         # double it.
  26         fadd    fr2, fr2
  27         # form the fraction.
  28         fdiv    fr2, fr1
  29         fadd    fr1, fr0
  30         # now we've got 1.5 in fr0.
  31         ftrc    fr0, fpul
  32         # check results.
  33         mov     #1, r0
  34         sts     fpul, r1
  35         cmp/eq  r0, r1
  36         bt      .L1
  37         fail
  38 .L1:
  39         # ftrc(-1.5) = -1.
  40         fldi1   fr0
  41         fneg    fr0
  42         fldi1   fr1
  43         fldi1   fr2
  44         # double it.
  45         fadd    fr2, fr2
  46         # form the fraction.
  47         fdiv    fr2, fr1
  48         fneg    fr1
  49         # -1 + -0.5 = -1.5.
  50         fadd    fr1, fr0
  51         # now we've got 1.5 in fr0.
  52         ftrc    fr0, fpul
  53         # check results.
  54         mov     #1, r0
  55         neg     r0, r0
  56         sts     fpul, r1
  57         cmp/eq  r0, r1
  58         bt      ftrc_double
  59         fail
  60
  61 ftrc_double:
  62         double_prec
  63         # ftrc(0.0) = 0.
  64         fldi0   fr0
  65         _s2d    fr0, dr0
  66         ftrc    dr0, fpul
  67         # check results.
  68         mov     #0, r0
  69         sts     fpul, r1
  70         cmp/eq  r0, r1
  71         bt      .L10
  72         fail
  73 .L10:
  74         # ftrc(1.5) = 1.
  75         fldi1   fr0
  76         fldi1   fr2
  77         fldi1   fr4
  78         # double it.
  79         single_prec
  80         fadd    fr4, fr4
  81         # form 0.5.
  82         fdiv    fr4, fr2
  83         fadd    fr2, fr0
  84         double_prec
  85         # now we've got 1.5 in fr0, so do some single->double
  86         # conversions and perform the ftrc.
  87         _s2d    fr0, dr0
  88         _s2d    fr2, dr2
  89         _s2d    fr4, dr4
  90         ftrc    dr0, fpul
  91
  92         # check results.
  93         mov     #1, r0
  94         sts     fpul, r1
  95         cmp/eq  r0, r1
  96         bt      .L11
  97         fail
  98 .L11:
  99         # ftrc(-1.5) = -1.
 100         fldi1   fr0
 101         fneg    fr0
 102         fldi1   fr2
 103         fldi1   fr4
 104         single_prec
 105         # double it.
 106         fadd    fr4, fr4
 107         # form the fraction.
 108         fdiv    fr4, fr2
 109         fneg    fr2
 110         # -1 + -0.5 = -1.5.
 111         fadd    fr2, fr0
 112         double_prec
 113         # now we've got 1.5 in fr0, so do some single->double
 114         # conversions and perform the ftrc.
 115         _s2d    fr0, dr0
 116         _s2d    fr2, dr2
 117         _s2d    fr4, dr4
 118         ftrc    dr0, fpul
 119
 120         # check results.
 121         mov     #1, r0
 122         neg     r0, r0
 123         sts     fpul, r1
 124         cmp/eq  r0, r1
 125         bt      .L12
 126         fail
 127 .L12:
 128         assertreg0      -1
 129         assertreg       -1, r1
 130         test_gr_a5a5    r2
 131         test_gr_a5a5    r3
 132         test_gr_a5a5    r4
 133         test_gr_a5a5    r5
 134         test_gr_a5a5    r6
 135         test_gr_a5a5    r7
 136         test_gr_a5a5    r8
 137         test_gr_a5a5    r9
 138         test_gr_a5a5    r10
 139         test_gr_a5a5    r11
 140         test_gr_a5a5    r12
 141         test_gr_a5a5    r13
 142         test_gr_a5a5    r14
 143
 144         assert_dpreg_i  2, dr4
 145         test_fpr_a5a5   fr6
 146         test_fpr_a5a5   fr7
 147         test_fpr_a5a5   fr8
 148         test_fpr_a5a5   fr9
 149         test_fpr_a5a5   fr10
 150         test_fpr_a5a5   fr11
 151         test_fpr_a5a5   fr12
 152         test_fpr_a5a5   fr13
 153         test_fpr_a5a5   fr14
 154         test_fpr_a5a5   fr15
 155         pass
 156         exit 0