tests/tcg/mips/mips64-dspr2/mul_s_ph.c

   1 #include"io.h"
   2
   3 int main(void)
   4 {
   5     long long rd, rs, rt, dsp;
   6     long long result, resultdsp;
   7
   8     rs = 0x03FB1234;
   9     rt = 0x0BCC4321;
  10     result = 0x7fff7FFF;
  11     resultdsp = 1;
  12
  13     __asm
  14         ("mul_s.ph %0, %2, %3\n\t"
  15          "rddsp %1\n\t"
  16          : "=r"(rd), "=r"(dsp)
  17          : "r"(rs), "r"(rt)
  18         );
  19     dsp = (dsp >> 21) & 0x01;
  20     if (rd != result || dsp != resultdsp) {
  21         printf("1 mul_s.ph error\n");
  22         return -1;
  23     }
  24
  25     rs = 0x7fffff00;
  26     rt = 0xff007fff;
  27     result = 0xffffffff80008000;
  28     resultdsp = 1;
  29
  30     __asm
  31         ("mul_s.ph %0, %2, %3\n\t"
  32          "rddsp %1\n\t"
  33          : "=r"(rd), "=r"(dsp)
  34          : "r"(rs), "r"(rt)
  35         );
  36     dsp = (dsp >> 21) & 0x01;
  37     if (rd != result || dsp != resultdsp) {
  38         printf("2 mul_s.ph error\n");
  39         return -1;
  40     }
  41
  42     dsp = 0;
  43     __asm
  44         ("wrdsp %0\n\t"
  45          :
  46          : "r"(dsp)
  47         );
  48
  49     rs = 0x00320001;
  50     rt = 0x00210002;
  51     result = 0x06720002;
  52     resultdsp = 0;
  53
  54     __asm
  55         ("mul_s.ph %0, %2, %3\n\t"
  56          "rddsp %1\n\t"
  57          : "=r"(rd), "=r"(dsp)
  58          : "r"(rs), "r"(rt)
  59         );
  60     dsp = (dsp >> 21) & 0x01;
  61     if (rd != result || dsp != resultdsp) {
  62         printf("3 mul_s.ph error\n");
  63         return -1;
  64     }
  65
  66     return 0;
  67 }