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

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rs, rt, dsp;
   6     long long achi, acli;
   7     long long acho, aclo;
   8     long long resl, resh;
   9
  10     achi = 0x4;
  11     acli = 0x4;
  12
  13     rs = 0x5678123443218765;
  14     rt = 0x4321876556781234;
  15
  16     resh = 0x4;
  17     resl = 0x342fcbd4;
  18     __asm
  19         ("mthi %2, $ac1\n\t"
  20          "mtlo %3, $ac1\n\t"
  21          "mulsaq_s.w.qh $ac1, %4, %5\n\t"
  22          "mfhi %0, $ac1\n\t"
  23          "mflo %1, $ac1\n\t"
  24          : "=r"(acho), "=r"(aclo)
  25          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  26         );
  27
  28     if ((acho != resh) || (aclo != resl)) {
  29         printf("1 mulsaq_s.w.qh wrong\n");
  30         return -1;
  31     }
  32
  33     achi = 0x4;
  34     acli = 0x4;
  35
  36     rs = 0x8000800087654321;
  37     rt = 0x8000800012345678;
  38
  39     resh = 0x3;
  40     resl = 0xffffffffe5e81a1c;
  41     __asm
  42         ("mthi %3, $ac1\n\t"
  43          "mtlo %4, $ac1\n\t"
  44          "mulsaq_s.w.qh $ac1, %5, %6\n\t"
  45          "mfhi %0, $ac1\n\t"
  46          "mflo %1, $ac1\n\t"
  47          "rddsp %2\n\t"
  48          : "=r"(acho), "=r"(aclo), "=r"(dsp)
  49          : "r"(achi), "r"(acli), "r"(rs), "r"(rt)
  50         );
  51     dsp = (dsp >> 17) & 0x1;
  52     if ((dsp != 0x1) || (acho != resh) || (aclo != resl)) {
  53         printf("2 mulsaq_s.w.qh wrong\n");
  54         return -1;
  55     }
  56     return 0;
  57 }