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paddlepaddle--paddle/paddle/phi/kernels/fusion/gpu/masked_multihead_attention_kernel.h
2026-07-13 12:40:42 +08:00

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// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include "paddle/phi/core/dense_tensor.h"
#include "paddle/phi/core/kernel_registry.h"
namespace phi {
namespace fusion {
template <typename T, typename Context>
void MMHAKernel(const Context& dev_ctx,
const DenseTensor& x,
const DenseTensor& cache_kv,
const optional<DenseTensor>& bias,
const optional<DenseTensor>& src_mask,
const optional<DenseTensor>& cum_offsets,
const optional<DenseTensor>& sequence_lengths,
const optional<DenseTensor>& rotary_tensor,
const optional<DenseTensor>& beam_cache_offset,
const optional<DenseTensor>& qkv_out_scale,
const optional<DenseTensor>& out_shift,
const optional<DenseTensor>& out_smooth,
int seq_len,
int rotary_emb_dims,
const bool use_neox_rotary_style,
const std::string& compute_dtype,
const float out_scale,
const int quant_round_type,
const float quant_max_bound,
const float quant_min_bound,
DenseTensor* out,
DenseTensor* cache_kv_out,
DenseTensor* beam_cache_offset_out);
} // namespace fusion
} // namespace phi