arch/mips/dsp.cc

494 MipsISA::dspDpaq(int64_t dspac, int32_t a, int32_t b, int32_t ac,
533             int signa = bits(dspac, 63, 63);
536             temp = dspac + result;
541                     dspac = FIXED_SMIN[outfmt];
543                     dspac = FIXED_SMAX[outfmt];
545                 dspac = temp;
548             dspac = dspSaturate(dspac + result, outfmt, SIGNED, &ouflag);
551         dspac += result;
557     return dspac;
561 MipsISA::dspDpsq(int64_t dspac, int32_t a, int32_t b, int32_t ac,
600             int signa = bits(dspac, 63, 63);
603             temp = dspac - result;
608                     dspac = FIXED_SMIN[outfmt];
610                     dspac = FIXED_SMAX[outfmt];
612                 dspac = temp;
615             dspac = dspSaturate(dspac - result, outfmt, SIGNED, &ouflag);
618         dspac -= result;
624     return dspac;
628 MipsISA::dspDpa(int64_t dspac, int32_t a, int32_t b, int32_t ac,
641             dspac += a_values[nvals - 1 - i] * b_values[nvals - 1 - i];
644             dspac += a_values[nvals - 3 - i] * b_values[nvals - 3 - i];
647             dspac += a_values[nvals - 1 - i] * b_values[i];
652     return dspac;
656 MipsISA::dspDps(int64_t dspac, int32_t a, int32_t b, int32_t ac,
669             dspac -= a_values[nvals - 1 - i] * b_values[nvals - 1 - i];
672             dspac -= a_values[nvals - 3 - i] * b_values[nvals - 3 - i];
675             dspac -= a_values[nvals - 1 - i] * b_values[i];
680     return dspac;
684 MipsISA::dspMaq(int64_t dspac, int32_t a, int32_t b, int32_t ac,
716         temp += dspac;
728 MipsISA::dspMulsa(int64_t dspac, int32_t a, int32_t b, int32_t ac, int32_t fmt)
736     dspac += a_values[1] * b_values[1] - a_values[0] * b_values[0];
738     return dspac;
742 MipsISA::dspMulsaq(int64_t dspac, int32_t a, int32_t b, int32_t ac,
762     dspac += temp[1] - temp[0];
767     return dspac;
1041 MipsISA::dspExtr(int64_t dspac, int32_t fmt, int32_t sa, int32_t round,
1052             temp = (int64_t)addHalfLsb(dspac, sa);
1054             if (dspac > 0 && temp < 0) {
1061             temp = dspac >> sa;
1064         temp = dspac;
1067     dspac = checkOverflow(dspac, fmt, SIGNED, &ouflag);
1084 MipsISA::dspExtp(int64_t dspac, int32_t size, uint32_t *dspctl)
1093         result = bits(dspac, pos, pos - size);
1104 MipsISA::dspExtpd(int64_t dspac, int32_t size, uint32_t *dspctl)
1113         result = bits(dspac, pos, pos - size);