diff options
Diffstat (limited to 'Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h')
-rw-r--r-- | Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h b/Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h new file mode 100644 index 000000000..87b60c22c --- /dev/null +++ b/Eigen/src/Core/arch/AltiVec/MatrixProductCommon.h @@ -0,0 +1,80 @@ +namespace Eigen { + +namespace internal { + +const static Packet16uc p16uc_SETCOMPLEX32_FIRST = { 0, 1, 2, 3, + 16, 17, 18, 19, + 4, 5, 6, 7, + 20, 21, 22, 23}; + +const static Packet16uc p16uc_SETCOMPLEX32_SECOND = { 8, 9, 10, 11, + 24, 25, 26, 27, + 12, 13, 14, 15, + 28, 29, 30, 31}; +//[a,b],[ai,bi] = [a,ai] - This is equivalent to p16uc_GETREAL64 +const static Packet16uc p16uc_SETCOMPLEX64_FIRST = { 0, 1, 2, 3, 4, 5, 6, 7, + 16, 17, 18, 19, 20, 21, 22, 23}; + +//[a,b],[ai,bi] = [b,bi] - This is equivalent to p16uc_GETIMAG64 +const static Packet16uc p16uc_SETCOMPLEX64_SECOND = { 8, 9, 10, 11, 12, 13, 14, 15, + 24, 25, 26, 27, 28, 29, 30, 31}; + + +// Grab two decouples real/imaginary PacketBlocks and return two coupled (real/imaginary pairs) PacketBlocks. +template<typename Packet, typename Packetc> +EIGEN_STRONG_INLINE void bcouple(PacketBlock<Packet,4>& taccReal, PacketBlock<Packet,4>& taccImag, PacketBlock<Packetc,8>& tRes, PacketBlock<Packetc, 4>& acc1, PacketBlock<Packetc, 4>& acc2) +{ + acc1.packet[0].v = vec_perm(taccReal.packet[0], taccImag.packet[0], p16uc_SETCOMPLEX32_FIRST); + acc1.packet[1].v = vec_perm(taccReal.packet[1], taccImag.packet[1], p16uc_SETCOMPLEX32_FIRST); + acc1.packet[2].v = vec_perm(taccReal.packet[2], taccImag.packet[2], p16uc_SETCOMPLEX32_FIRST); + acc1.packet[3].v = vec_perm(taccReal.packet[3], taccImag.packet[3], p16uc_SETCOMPLEX32_FIRST); + + acc2.packet[0].v = vec_perm(taccReal.packet[0], taccImag.packet[0], p16uc_SETCOMPLEX32_SECOND); + acc2.packet[1].v = vec_perm(taccReal.packet[1], taccImag.packet[1], p16uc_SETCOMPLEX32_SECOND); + acc2.packet[2].v = vec_perm(taccReal.packet[2], taccImag.packet[2], p16uc_SETCOMPLEX32_SECOND); + acc2.packet[3].v = vec_perm(taccReal.packet[3], taccImag.packet[3], p16uc_SETCOMPLEX32_SECOND); + + acc1.packet[0] = padd<Packetc>(tRes.packet[0], acc1.packet[0]); + acc1.packet[1] = padd<Packetc>(tRes.packet[1], acc1.packet[1]); + acc1.packet[2] = padd<Packetc>(tRes.packet[2], acc1.packet[2]); + acc1.packet[3] = padd<Packetc>(tRes.packet[3], acc1.packet[3]); + + acc2.packet[0] = padd<Packetc>(tRes.packet[4], acc2.packet[0]); + acc2.packet[1] = padd<Packetc>(tRes.packet[5], acc2.packet[1]); + acc2.packet[2] = padd<Packetc>(tRes.packet[6], acc2.packet[2]); + acc2.packet[3] = padd<Packetc>(tRes.packet[7], acc2.packet[3]); +} + +template<> +EIGEN_STRONG_INLINE void bcouple<Packet2d, Packet1cd>(PacketBlock<Packet2d,4>& taccReal, PacketBlock<Packet2d,4>& taccImag, PacketBlock<Packet1cd,8>& tRes, PacketBlock<Packet1cd, 4>& acc1, PacketBlock<Packet1cd, 4>& acc2) +{ + acc1.packet[0].v = vec_perm(taccReal.packet[0], taccImag.packet[0], p16uc_SETCOMPLEX64_FIRST); + acc1.packet[1].v = vec_perm(taccReal.packet[1], taccImag.packet[1], p16uc_SETCOMPLEX64_FIRST); + acc1.packet[2].v = vec_perm(taccReal.packet[2], taccImag.packet[2], p16uc_SETCOMPLEX64_FIRST); + acc1.packet[3].v = vec_perm(taccReal.packet[3], taccImag.packet[3], p16uc_SETCOMPLEX64_FIRST); + + acc2.packet[0].v = vec_perm(taccReal.packet[0], taccImag.packet[0], p16uc_SETCOMPLEX64_SECOND); + acc2.packet[1].v = vec_perm(taccReal.packet[1], taccImag.packet[1], p16uc_SETCOMPLEX64_SECOND); + acc2.packet[2].v = vec_perm(taccReal.packet[2], taccImag.packet[2], p16uc_SETCOMPLEX64_SECOND); + acc2.packet[3].v = vec_perm(taccReal.packet[3], taccImag.packet[3], p16uc_SETCOMPLEX64_SECOND); + + acc1.packet[0] = padd<Packet1cd>(tRes.packet[0], acc1.packet[0]); + acc1.packet[1] = padd<Packet1cd>(tRes.packet[1], acc1.packet[1]); + acc1.packet[2] = padd<Packet1cd>(tRes.packet[2], acc1.packet[2]); + acc1.packet[3] = padd<Packet1cd>(tRes.packet[3], acc1.packet[3]); + + acc2.packet[0] = padd<Packet1cd>(tRes.packet[4], acc2.packet[0]); + acc2.packet[1] = padd<Packet1cd>(tRes.packet[5], acc2.packet[1]); + acc2.packet[2] = padd<Packet1cd>(tRes.packet[6], acc2.packet[2]); + acc2.packet[3] = padd<Packet1cd>(tRes.packet[7], acc2.packet[3]); +} + +// This is necessary because ploadRhs for double returns a pair of vectors when MMA is enabled. +template<typename Scalar, typename Packet> +EIGEN_STRONG_INLINE Packet ploadRhs(const Scalar *rhs) +{ + return *((Packet *)rhs); +} + +} // end namespace internal +} // end namespace Eigen |