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// Copyright (c) Microsoft Corporation.
// SPDX-License-Identifier: Apache-2.0
// DeepSpeed Team
#pragma once
#include <cuda.h>
#include <cuda_fp16.h>
#include <stdio.h>
#include "custom_cuda_layers.h"
template <typename T>
class Gelu {
public:
struct Config {
uint32_t intermediate_size;
Config(uint32_t inter_size) : intermediate_size(inter_size) {}
};
Gelu(const Config& config) : _config(config) {}
virtual ~Gelu() {}
void ForwardWithBiasAdd(int bsz,
const T* input_buf,
const T* bias,
T* output,
cudaStream_t stream)
{
launch_bias_gelu<T>(input_buf, bias, output, _config.intermediate_size, bsz, stream);
}
void Backward(int bsz, T* d_output, const T* input_buf, const T* bias, cudaStream_t stream)
{
launch_d_gelu<T>(d_output, input_buf, bias, _config.intermediate_size, bsz, stream);
}
private:
Config _config;
};
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