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CUDANet/include/backend/cuda.cuh
2025-11-21 23:52:58 +01:00

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#pragma once
#include "backend.hpp"
#include "tensor.hpp"
namespace CUDANet::Backend {
class CUDA : public Backend {
public:
// Memory management
void* allocate(size_t bytes) override;
void deallocate(void* ptr) override;
// Tensor ops
void print(const CUDANet::Tensor& input) override;
void zero(CUDANet::Tensor& input) override;
void fill(CUDANet::Tensor &input, int value) override;
void
copy_to_device(CUDANet::Tensor& tensor, void* data, size_t size) override;
void sum(const CUDANet::Tensor& input, CUDANet::Tensor& sum) override;
void max(const CUDANet::Tensor& input, CUDANet::Tensor& max) override;
// Layer ops
void relu(CUDANet::Tensor& tensor) override;
void sigmoid(CUDANet::Tensor& tensor) override;
void softmax(
CUDANet::Tensor& tensor,
CUDANet::Tensor& temp_max,
CUDANet::Tensor& temp_sum
) override;
CUDANet::Tensor& dense(
const CUDANet::Tensor& weights,
const CUDANet::Tensor& biases,
const CUDANet::Tensor& input,
CUDANet::Tensor& output,
const size_t input_size,
const size_t output_size
) override;
CUDANet::Tensor& conv2d(
const CUDANet::Tensor& weights,
const CUDANet::Tensor& biases,
const CUDANet::Tensor& input,
CUDANet::Tensor& output,
const CUDANet::Shape in_shape,
const CUDANet::Shape padding_shape,
const CUDANet::Shape kernel_shape,
const CUDANet::Shape stride_shape,
const CUDANet::Shape out_shape
) override;
CUDANet::Tensor& max_pool2d(
const CUDANet::Tensor& input,
CUDANet::Tensor& output,
CUDANet::Shape input_shape,
CUDANet::Shape pool_shape,
CUDANet::Shape stride_shape,
CUDANet::Shape padding_shape,
CUDANet::Shape output_shape
) override;
CUDANet::Tensor& avg_pool2d(
const CUDANet::Tensor& input,
CUDANet::Tensor& output,
CUDANet::Shape input_shape,
CUDANet::Shape pool_shape,
CUDANet::Shape stride_shape,
CUDANet::Shape padding_shape,
CUDANet::Shape output_shape
) override;
CUDANet::Tensor& batch_norm(
const CUDANet::Tensor& input,
CUDANet::Tensor& output,
CUDANet::Shape input_shape,
CUDANet::Tensor& weights,
CUDANet::Tensor& biases,
CUDANet::Tensor& running_mean,
CUDANet::Tensor& running_var,
CUDANet::Tensor& epsilon
) override;
CUDANet::Tensor& concat(
CUDANet::Tensor& input_a,
CUDANet::Tensor& input_b,
CUDANet::Tensor& output
) override;
};
} // namespace CUDANet::Backend