LXR qemu/tests/tcg/mips/mips64-dsp/dpsu_h

   1#include "io.h"
   2
   3int main(void)
   4{
   5    long long rs, rt;
   6    long long ach = 5, acl = 5;
   7    long long resulth, resultl;
   8
   9    rs      = 0x88886666BC0123AD;
  10    rt      = 0x9999888801643721;
  11
  12    resulth = 0x04;
  13    resultl = 0xFFFFFFFFFFFEF115;
  14
  15    __asm
  16        ("mthi  %0, $ac1\n\t"
  17         "mtlo  %1, $ac1\n\t"
  18         "dpsu.h.obl $ac1, %2, %3\n\t"
  19         "mfhi  %0, $ac1\n\t"
  20         "mflo  %1, $ac1\n\t"
  21         : "+r"(ach), "+r"(acl)
  22         : "r"(rs), "r"(rt)
  23        );
  24
  25    if ((ach != resulth) || (acl != resultl)) {
  26        printf("dpsu.h.obl wrong\n");
  27
  28        return -1;
  29    }
  30
  31    return 0;
  32}
  33