51 lines
2.7 KiB
C
51 lines
2.7 KiB
C
/*
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* Copyright (c) 2024 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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#include "generated/dispatch.inc"
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#include "pytorch_extension_utils.h"
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#define DISPATCH_head_dim(expr, const_expr, ...) \
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_DISPATCH_SWITCH("head_dim", expr, _DISPATCH_CASES_head_dim(const_expr, __VA_ARGS__))
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#define DISPATCH_head_dim_sm90(expr1, expr2, const_expr1, const_expr2, ...) \
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_DISPATCH_SWITCH_U16x2("head_dim_qk", "head_dim_vo", expr1, expr2, \
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_DISPATCH_CASES_head_dim_sm90(const_expr1, const_expr2, __VA_ARGS__))
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#define DISPATCH_pos_encoding_mode(expr, const_expr, ...) \
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_DISPATCH_SWITCH("positional encoding mode", expr, \
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_DISPATCH_CASES_pos_encoding_mode(const_expr, __VA_ARGS__))
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#define DISPATCH_use_fp16_qk_reduction(expr, const_expr, ...) \
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_DISPATCH_SWITCH("use_fp16_qk_reduction", expr, \
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_DISPATCH_CASES_use_fp16_qk_reduction(const_expr, __VA_ARGS__))
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#define DISPATCH_mask_mode(expr, const_expr, ...) \
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_DISPATCH_SWITCH("mask_mode", expr, _DISPATCH_CASES_mask_mode(const_expr, __VA_ARGS__))
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#define DISPATCH_PYTORCH_QKV_DTYPE_TO_CTYPE(q_dtype, kv_dtype, c_type_q, c_type_kv, ...) \
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[&]() -> bool { \
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if (kv_dtype == q_dtype) { \
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return DISPATCH_PYTORCH_DTYPE_TO_CTYPE_FP16(q_dtype, c_type_q, [&] { \
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using c_type_kv = c_type_q; \
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return __VA_ARGS__(); \
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}); \
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} else { \
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return DISPATCH_PYTORCH_DTYPE_TO_CTYPE_FP16(q_dtype, c_type_q, [&] { \
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return DISPATCH_PYTORCH_DTYPE_TO_CTYPE_FP8(kv_dtype, c_type_kv, \
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[&] { return __VA_ARGS__(); }); \
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}); \
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} \
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}()
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