52 lines
3.0 KiB
C++
52 lines
3.0 KiB
C++
/*
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* Copyright (c) 2025 by FlashInfer team.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// NOTE(Zihao): this is the include file for AOT mode
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#pragma once
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#include <flashinfer/attention/default_decode_params.cuh>
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#include <flashinfer/attention/variants.cuh>
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#include <flashinfer/pos_enc.cuh>
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#include "aot_default_additional_params.h"
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#include "aot_extension_utils.h"
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using IdType = int32_t;
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#define ADDITIONAL_FUNC_PARAMS SINGLE_DECODE_ADDITIONAL_FUNC_PARAMS
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#define ADDITIONAL_PARAMS_SETTER SINGLE_DECODE_ADDITIONAL_PARAMS_SETTER
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#define DISPATCH_context(DTypeQ, DTypeKV, DTypeO, IdType, HEAD_DIM_QK, HEAD_DIM_VO, \
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POS_ENCODING_MODE, USE_SLIDING_WINDOW, USE_LOGITS_SOFT_CAP, \
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AttentionVariant, Params, ...) \
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{ \
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DISPATCH_PYTORCH_QKV_DTYPE_TO_CTYPE(q_scalar_type, kv_scalar_type, DTypeQ, DTypeKV, [&] { \
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using DTypeO = DTypeQ; \
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using Params = SingleDecodeParams<DTypeQ, DTypeKV, DTypeO>; \
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constexpr auto POS_ENCODING_MODE = PosEncodingMode::kNone; \
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return DISPATCH_head_dim(head_dim_qk, HEAD_DIM_QK, [&] { \
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[[maybe_unused]] constexpr int HEAD_DIM_VO = HEAD_DIM_QK; \
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return DISPATCH_BOOL(window_left > -1, USE_SLIDING_WINDOW, [&] { \
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return DISPATCH_BOOL(logits_soft_cap > 0.f, USE_LOGITS_SOFT_CAP, [&] { \
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using AttentionVariant = \
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DefaultAttention</*use_custom_mask=*/false, USE_SLIDING_WINDOW, \
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USE_LOGITS_SOFT_CAP, /*use_alibi_bias=*/false>; \
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__VA_ARGS__(); \
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return true; \
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}); \
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}); \
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}); \
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}); \
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}
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