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

   1 #include "io.h"
   2
   3 int main(void)
   4 {
   5     long long rt, rs;
   6     long long res;
   7     rt = 0x1234567887654321;
   8     rs = 0xabcd1234abcd8765;
   9
  10     res = 0x1234567887654321;
  11     __asm
  12         ("prependw %0, %1, 0x0\n\t"
  13          : "=r"(rt)
  14          : "r"(rs)
  15         );
  16
  17     if (rt != res) {
  18         printf("prependw error\n");
  19         return -1;
  20     }
  21
  22     rt = 0x1234567887654321;
  23     rs = 0xabcd1234abcd8765;
  24
  25     res = 0x5123456788765432;
  26     __asm
  27         ("prependw %0, %1, 0x4\n\t"
  28          : "=r"(rt)
  29          : "r"(rs)
  30         );
  31
  32     if (rt != res) {
  33         printf("prependw error\n");
  34         return -1;
  35     }
  36     return 0;
  37 }