tests/tcg/mips/mips32-dsp/shll_qb.c

   1 #include<stdio.h>
   2 #include<assert.h>
   3
   4 int main()
   5 {
   6     int rd, rt, dsp;
   7     int result, resultdsp;
   8
   9     rt     = 0x87654321;
  10     result  = 0x87654321;
  11     resultdsp = 0x00;
  12
  13     __asm
  14         ("shll.qb %0, %2, 0x00\n\t"
  15          "rddsp   %1\n\t"
  16          : "=r"(rd), "=r"(dsp)
  17          : "r"(rt)
  18         );
  19     dsp = (dsp >> 22) & 0x01;
  20     assert(rd == result);
  21
  22     rt     = 0x87654321;
  23     result = 0x38281808;
  24     resultdsp = 0x01;
  25
  26     __asm
  27         ("shll.qb %0, %2, 0x03\n\t"
  28          "rddsp   %1\n\t"
  29          : "=r"(rd), "=r"(dsp)
  30          : "r"(rt)
  31         );
  32     dsp = (dsp >> 22) & 0x01;
  33     assert(rd == result);
  34
  35     return 0;
  36 }