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

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rd, rs, rt, result, dsp, dspresult;
   6     rt = 0x80003698CE8F9201;
   7     rs = 0x800034634BCDE321;
   8     result = 0x7fff16587a530313;
   9
  10     dspresult = 0x01;
  11
  12     __asm
  13         ("mulq_rs.qh %0, %2, %3\n\t"
  14          "rddsp %1\n\t"
  15          : "=r"(rd), "=r"(dsp)
  16          : "r"(rt), "r"(rs)
  17         );
  18
  19     if (rd != result) {
  20         printf("mulq_rs.qh error\n");
  21
  22         return -1;
  23     }
  24
  25     dsp = (dsp >> 21) & 0x01;
  26     if (dsp != dspresult) {
  27         printf("mulq_rs.qh DSPControl Reg ouflag error\n");
  28
  29         return -1;
  30     }
  31
  32     return 0;
  33 }