quadric SDK

  
  INLINE void fft1d(DdrInOutSignalTensorShape& ddrIn,
                    DdrWeightsTensorShape&     ddrWeights,
                    DdrInOutSignalTensorShape& ddrOut,
                    MemAllocator&              ocmMemAlloc) {
    
    OcmInOutSignalTensorShape ocmIn, ocmOut;
    OcmWeightsTensorShape     ocmWeights;
    ocmMemAlloc.allocate(ocmIn);
    ocmMemAlloc.allocate(ocmWeights);
    ocmMemAlloc.allocate(ocmOut);

    memCpy(ddrIn, ocmIn);
    memCpy(ddrWeights, ocmWeights);

    constexpr std::int32_t numTilesPerInputPoints =
      roundUpToNearestMultiple(inputPoints, Epu::numArrayCores) /
      Epu::numArrayCores;
    constexpr std::int32_t numWeightMatrixes = qmath::log2(inputPoints);

    qVar_t qInput[numTilesPerInputPoints * 2];
    qVar_t qWeights[numTilesPerInputPoints * 2];

    fetchInputIndexBitReversed(ocmIn, qInput);
    fft1DHop(qInput, qWeights, ocmWeights);
    writeAllTiles(qInput, ocmOut);
    memCpy(ocmOut, ddrOut);

    ocmMemAlloc.free(ocmOut);
    ocmMemAlloc.free(ocmWeights);
    ocmMemAlloc.free(ocmIn);
  }