utils/TableGen/NeonEmitter.cpp

1566 static std::string Duplicate(unsigned nElts, StringRef typestr,
1571   for (unsigned i = 0; i != nElts; ++i) {
1573     if ((i + 1) < nElts)
1581 static std::string SplatLane(unsigned nElts, const std::string &vec,
1584   for (unsigned i = 0; i < nElts; ++i)
1603   unsigned nElts = 0;
1605   case 'c': nElts = 8; break;
1606   case 's': nElts = 4; break;
1607   case 'i': nElts = 2; break;
1608   case 'l': nElts = 1; break;
1609   case 'h': nElts = 4; break;
1610   case 'f': nElts = 2; break;
1612     nElts = 1;
1617   if (quad) nElts <<= 1;
1618   return nElts;
1625   unsigned nElts = GetNumElements(typestr, quad);
1666     s += "__a * " + Duplicate(nElts, typestr, "__b") + ";";
1669     s += "__a * " + SplatLane(nElts, "__b", "__c") + ";";
1673       SplatLane(nElts, "__b", "__c") + ");";
1680     s += "(__a, __b, " + Duplicate(nElts,typestr, "__c") + ");";
1684     s += "(__a, __b, " + Duplicate(nElts,typestr, "__c") + ");";
1688       SplatLane(nElts, "__b", "__c") + ");";
1692       GetHigh("__a", typestr) + ", " + SplatLane(nElts, "__b", "__c") + ");";
1695     s += "__a + (__b * " + Duplicate(nElts, typestr, "__c") + ");";
1698     s += "__a + (__b * " + SplatLane(nElts, "__c", "__d") + ");";
1705       Duplicate(nElts, typestr, "__c") + ");";
1709       SplatLane(nElts, "__c", "__d") + ");";
1713       GetHigh("__b", typestr) + ", " + SplatLane(nElts, "__c", "__d") + ");";
1733     s += "__a - (__b * " + Duplicate(nElts, typestr, "__c") + ");";
1736     s += "__a - (__b * " + SplatLane(nElts, "__c", "__d") + ");";
1755       Duplicate(nElts, typestr, "__c") + ");";
1759       SplatLane(nElts, "__c", "__d") + ");";
1763       GetHigh("__b", typestr) + ", " + SplatLane(nElts, "__c", "__d") + ");";
1777       SplatLane(nElts, "__b", "__c") + ");";
1781       GetHigh("__a", typestr) + ", " + SplatLane(nElts, "__b", "__c") + ");";
1785       SplatLane(nElts, "__c", "__d") + ");";
1789       GetHigh("__b", typestr) + ", " + SplatLane(nElts, "__c", "__d") + ");";
1793       SplatLane(nElts, "__c", "__d") + ");";
1797       GetHigh("__b", typestr) + ", " + SplatLane(nElts, "__c", "__d") + ");";
1801       SplatLane(nElts, "__b", "__c") + ");";
1805       SplatLane(nElts, "__b", "__c") + ");";
1851     // nElts is for the result vector, so the source is twice that number.
1853     for (unsigned i = nElts; i < nElts * 2; ++i)
1859     for (unsigned i = 0; i < nElts; ++i)
1864     s += Duplicate(nElts, typestr, "__a") + ";";
1867     s += SplatLane(nElts, "__a", "__b") + ";";
1878     for (unsigned i = 2; i <= nElts; i += 2)
1884     unsigned WordElts = nElts >> (1 + (int)quad);
1886     for (unsigned i = WordElts; i <= nElts; i += WordElts)
1893     unsigned DblWordElts = nElts >> (int)quad;
1895     for (unsigned i = DblWordElts; i <= nElts; i += DblWordElts)
1905     for (unsigned i = 0; i < nElts * 4; ++i)
1914     for (unsigned i = 0; i < nElts * 4; ++i)
1923     for (unsigned i = 0; i < nElts * 4; ++i)
1929     std::string FName = (nElts == 1) ? "vcvt_f32" : "vcvt_f16";
1933     for (unsigned i = 0; i < nElts * 4; ++i)
1939     std::string FName = (nElts == 2) ? "vcvt_f64" : "vcvt_f32";
1948     for (unsigned i = 0; i < nElts * 4; ++i)
1955     for (unsigned i = 0; i < nElts; i++)
1961     for (unsigned i = 0; i < nElts; i++)
1967     for (unsigned i = 0; i < (nElts/2); i++)
1968        s += ", " + utostr(i) + ", " + utostr(i+nElts);
1973     for (unsigned i = nElts/2; i < nElts; i++)
1974        s += ", " + utostr(i) + ", " + utostr(i+nElts);
1979     for (unsigned i = 0; i < (nElts/2); i++)
1980        s += ", " + utostr(2*i) + ", " + utostr(2*i+nElts);
1985     for (unsigned i = 0; i < (nElts/2); i++)
1986        s += ", " + utostr(2*i+1) + ", " + utostr(2*i+1+nElts);
2611     unsigned nElts = GetNumElements(TDTypeVec[i], quad);
2612     OS << utostr(nElts) << "))) ";
2613     if (nElts < 10)