tests/tcg/mips/mips32-dsp/shll_s_w.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        = 0x82345678;
  10     result    = 0x82345678;
  11     resultdsp = 0x00;
  12
  13     __asm
  14         ("shll_s.w %0, %2, 0x0\n\t"
  15          "rddsp %1\n\t"
  16          : "=r"(rd), "=r"(dsp)
  17          : "r"(rt)
  18         );
  19     dsp = (dsp >> 22) & 0x01;
  20     assert(dsp == resultdsp);
  21     assert(rd  == result);
  22
  23     rt        = 0x82345678;
  24     result    = 0x80000000;
  25     resultdsp = 0x01;
  26
  27     __asm
  28         ("shll_s.w %0, %2, 0x0B\n\t"
  29          "rddsp %1\n\t"
  30          : "=r"(rd), "=r"(dsp)
  31          : "r"(rt)
  32         );
  33     dsp = (dsp >> 22) & 0x01;
  34     assert(dsp == resultdsp);
  35     assert(rd  == result);
  36
  37     rt        = 0x12345678;
  38     result    = 0x7FFFFFFF;
  39     resultdsp = 0x01;
  40
  41     __asm
  42         ("shll_s.w %0, %2, 0x0B\n\t"
  43          "rddsp %1\n\t"
  44          : "=r"(rd), "=r"(dsp)
  45          : "r"(rt)
  46         );
  47     dsp = (dsp >> 22) & 0x01;
  48     assert(dsp == resultdsp);
  49     assert(rd  == result);
  50
  51     return 0;
  52 }