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26d5b81 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | #ifndef NEUROFLOW_RMS_NORM_HPP
#define NEUROFLOW_RMS_NORM_HPP
#include <cstddef>
#include "tensor.hpp"
#ifdef USE_CUDA
#include <cuda_runtime.h>
#endif
namespace neuroflow {
class RMSNorm {
public:
size_t dim_;
float eps_;
Tensor weight_;
struct Cache {
Tensor input;
Tensor rms;
Tensor normalized;
};
Cache cache_;
RMSNorm(size_t dim, float eps = 1e-5f);
Tensor forward(const Tensor& x);
struct Gradients {
Tensor weight_grad;
Tensor input_grad;
};
Gradients backward(const Tensor& output_grad);
};
#ifdef USE_CUDA
void launch_rms_norm_forward(float* out, const float* input, const float* weight,
float* rms, float* normalized, size_t batch, size_t dim,
float eps, cudaStream_t stream);
void launch_rms_norm_backward(float* input_grad, float* weight_grad,
const float* output_grad, const float* input,
const float* rms, const float* normalized,
const float* weight, size_t batch, size_t dim,
cudaStream_t stream);
#endif
} // namespace neuroflow
#endif // NEUROFLOW_RMS_NORM_HPP |