xref: /qemu/tests/tcg/mips/user/ase/dsp/test_dsp_r1_wrdsp.c (revision 073d9f2ce051d7a4bad9aa7bfdacf97394c57c05)
1d70080c4SJia Liu #include<stdio.h>
2d70080c4SJia Liu #include<assert.h>
3d70080c4SJia Liu 
main()4d70080c4SJia Liu int main()
5d70080c4SJia Liu {
6d70080c4SJia Liu     int dsp_i, dsp_o;
7d70080c4SJia Liu     int ccond_i, outflag_i, efi_i, c_i, scount_i, pos_i;
8d70080c4SJia Liu     int ccond_o, outflag_o, efi_o, c_o, scount_o, pos_o;
9d70080c4SJia Liu 
10d70080c4SJia Liu     ccond_i   = 0x000000BC;  /* 4 */
11d70080c4SJia Liu     outflag_i = 0x0000001B;  /* 3 */
12d70080c4SJia Liu     efi_i     = 0x00000001;  /* 5 */
13d70080c4SJia Liu     c_i       = 0x00000001;  /* 2 */
14d70080c4SJia Liu     scount_i  = 0x0000000F;  /* 1 */
15d70080c4SJia Liu     pos_i     = 0x0000000C;  /* 0 */
16d70080c4SJia Liu 
17d70080c4SJia Liu     dsp_i = (ccond_i   << 24) | \
18d70080c4SJia Liu             (outflag_i << 16) | \
19d70080c4SJia Liu             (efi_i     << 14) | \
20d70080c4SJia Liu             (c_i       << 13) | \
21d70080c4SJia Liu             (scount_i  <<  7) | \
22d70080c4SJia Liu             pos_i;
23d70080c4SJia Liu 
24d70080c4SJia Liu     __asm
25d70080c4SJia Liu         ("wrdsp %1, 0x3F\n\t"
26d70080c4SJia Liu          "rddsp %0, 0x3F\n\t"
27d70080c4SJia Liu          : "=r"(dsp_o)
28d70080c4SJia Liu          : "r"(dsp_i)
29d70080c4SJia Liu         );
30d70080c4SJia Liu 
31d70080c4SJia Liu     ccond_o   = (dsp_o >> 24) & 0xFF;
32d70080c4SJia Liu     outflag_o = (dsp_o >> 16) & 0xFF;
33d70080c4SJia Liu     efi_o     = (dsp_o >> 14) & 0x01;
34d70080c4SJia Liu     c_o       = (dsp_o >> 14) & 0x01;
35d70080c4SJia Liu     scount_o  = (dsp_o >>  7) & 0x3F;
36d70080c4SJia Liu     pos_o     =  dsp_o & 0x1F;
37d70080c4SJia Liu 
38*eec8972aSPetar Jovanovic     assert(ccond_o   == (ccond_i & 0x0F));
39*eec8972aSPetar Jovanovic     assert(outflag_o == outflag_i);
40*eec8972aSPetar Jovanovic     assert(efi_o     == efi_i);
41*eec8972aSPetar Jovanovic     assert(c_o       == c_i);
42*eec8972aSPetar Jovanovic     assert(scount_o  == scount_i);
43*eec8972aSPetar Jovanovic     assert(pos_o     == pos_i);
44d70080c4SJia Liu 
45d70080c4SJia Liu     return 0;
46d70080c4SJia Liu }
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