tests/tcg/mips/mips64-dspr2/absq_s_qb.c

   1 #include "io.h"
   2 int main()
   3 {
   4     long long input, result, dsp;
   5     long long hope;
   6
   7     input = 0x701BA35E;
   8     hope  = 0x701B5D5E;
   9
  10     __asm
  11         ("absq_s.qb %0, %1\n\t"
  12          : "=r"(result)
  13          : "r"(input)
  14         );
  15     if (result != hope) {
  16         printf("absq_s.qb error\n");
  17         return -1;
  18     }
  19
  20     input = 0x801BA35E;
  21     hope  = 0x7F1B5D5E;
  22
  23     __asm
  24         ("absq_s.qb %0, %2\n\t"
  25          "rddsp %1\n\t"
  26          : "=r"(result), "=r"(dsp)
  27          : "r"(input)
  28         );
  29     dsp = dsp >> 20;
  30     dsp &= 0x01;
  31     if (result != hope) {
  32         printf("absq_s.qb error\n");
  33         return -1;
  34     }
  35
  36     if (dsp != 1) {
  37         printf("absq_s.qb error\n");
  38         return -1;
  39     }
  40
  41     return 0;
  42 }