qemu

FORK: QEMU emulator
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test_dsp_r1_addsc.c (597B)

      1 #include<stdio.h>
      2 #include<assert.h>
      3 
      4 int main()
      5 {
      6     int rd, rs, rt;
      7     int dsp;
      8     int result;
      9 
     10     rs     = 0x0000000F;
     11     rt     = 0x00000001;
     12     result = 0x00000010;
     13     __asm
     14         ("addsc %0, %1, %2\n\t"
     15          : "=r"(rd)
     16          : "r"(rs), "r"(rt)
     17         );
     18     assert(rd == result);
     19 
     20     rs     = 0xFFFF0FFF;
     21     rt     = 0x00010111;
     22     result = 0x00001110;
     23     __asm
     24         ("addsc %0, %2, %3\n\t"
     25          "rddsp %1\n\t"
     26          : "=r"(rd), "=r"(dsp)
     27          : "r"(rs), "r"(rt)
     28         );
     29     assert(rd == result);
     30     assert(((dsp >> 13) & 0x01) == 1);
     31 
     32     return 0;
     33 }