tests/tcg/mips/mips64-dsp/addu_qb.c

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rd, rs, rt;
   6     long long dsp;
   7     long long result;
   8
   9     rs     = 0x00FF00FF;
  10     rt     = 0x00010001;
  11     result = 0x00000000;
  12     __asm
  13         ("addu.qb %0, %2, %3\n\t"
  14          "rddsp %1\n\t"
  15          : "=r"(rd), "=r"(dsp)
  16          : "r"(rs), "r"(rt)
  17         );
  18     if ((rd != result) || (((dsp >> 20) & 0x01) != 1)) {
  19         printf("1 addu.qb wrong\n");
  20
  21         return -1;
  22     }
  23
  24     rs     = 0xFFFF1111;
  25     rt     = 0x00020001;
  26     result = 0xFFFFFFFFFF011112;
  27     __asm
  28         ("addu.qb %0, %2, %3\n\t"
  29          "rddsp %1\n\t"
  30          : "=r"(rd), "=r"(dsp)
  31          : "r"(rs), "r"(rt)
  32         );
  33     if ((rd != result) || (((dsp >> 20) & 0x01) != 1)) {
  34         printf("2 addu.qb wrong\n");
  35
  36         return -1;
  37     }
  38
  39     return 0;
  40 }