LXR qemu/tests/tcg/mips/mips64-dsp/dextpdpv.c

   1#include "io.h"
   2
   3int main(void)
   4{
   5    long long rt, rs, dsp;
   6    long long achi, acli;
   7    long long res, resdsp, resdsppos;
   8    int rsdsp;
   9    int tmp1, tmp2;
  10
  11    rsdsp = 0xabcd1234;
  12    rs = 0x7;
  13    achi = 0x12345678;
  14    acli = 0x87654321;
  15    res = 0xff;
  16    resdsp = 0x0;
  17    resdsppos = 0x2c;
  18
  19    __asm
  20        ("mthi %2, $ac1\n\t"
  21         "mtlo %3, $ac1\n\t"
  22         "wrdsp %4, 0x1\n\t"
  23         "wrdsp %4\n\t"
  24         "dextpdpv %0, $ac1, %5\n\t"
  25         "rddsp %1\n\t"
  26         : "=r"(rt), "=r"(dsp)
  27         : "r"(achi), "r"(acli), "r"(rsdsp), "r"(rs)
  28        );
  29
  30    tmp1 = (dsp >> 14) & 0x1;
  31    tmp2 = dsp & 0x3f;
  32
  33    if ((tmp1 != resdsp) || (rt != res) || (tmp2 != resdsppos)) {
  34        printf("dextpdpv error\n");
  35        return -1;
  36    }
  37
  38    rsdsp = 0xabcd1200;
  39    rs = 0x7;
  40    achi = 0x12345678;
  41    acli = 0x87654321;
  42    resdsp = 0x1;
  43
  44    __asm
  45        ("mthi %2, $ac1\n\t"
  46         "mtlo %3, $ac1\n\t"
  47         "wrdsp %4, 0x1\n\t"
  48         "wrdsp %4\n\t"
  49         "dextpdpv %0, $ac1, %5\n\t"
  50         "rddsp %1\n\t"
  51         : "=r"(rt), "=r"(dsp)
  52         : "r"(achi), "r"(acli), "r"(rsdsp), "r"(rs)
  53        );
  54
  55    tmp1 = (dsp >> 14) & 0x1;
  56
  57    if (tmp1 != resdsp) {
  58        printf("dextpdpv error\n");
  59        return -1;
  60    }
  61
  62    return 0;
  63}
  64