sglang_v0.5.2/flashinfer_0.3.1/csrc/single_prefill_customize_co...

73 lines
2.0 KiB
Django/Jinja

#pragma once
#include <flashinfer/math.cuh>
#include <flashinfer/layout.cuh>
#include <flashinfer/utils.cuh>
#include <flashinfer/pos_enc.cuh>
#include <flashinfer/fastdiv.cuh>
#include <flashinfer/attention/variant_helper.cuh>
#define ADDITIONAL_FUNC_PARAMS {{ additional_func_params }}
#define ADDITIONAL_PARAMS_SETTER {{ additional_params_setter }}
#define DISPATCH_context(DTypeQ, DTypeKV, DTypeO, IdType, MASK_MODE, HEAD_DIM_QK, HEAD_DIM_VO, POS_ENCODING_MODE, USE_SLIDING_WINDOW, USE_LOGITS_SOFT_CAP, USE_FP16_QK_REDUCTION, AttentionVariant, Params, ...) \
DISPATCH_MASK_MODE(mask_mode, MASK_MODE, { \
constexpr bool use_custom_mask = MASK_MODE == MaskMode::kCustom; \
using AttentionVariant = {{ variant_name }}; \
__VA_ARGS__(); \
})
using namespace flashinfer;
using DTypeQ = {{ dtype_q }};
using DTypeKV = {{ dtype_kv }};
using DTypeO = {{ dtype_o }};
using IdType = int32_t;
constexpr int HEAD_DIM_QK = {{ head_dim_qk }};
constexpr int HEAD_DIM_VO = {{ head_dim_vo }};
constexpr bool USE_FP16_QK_REDUCTION = {{ use_fp16_qk_reduction }};
constexpr auto USE_LOGITS_SOFT_CAP = {{ use_logits_soft_cap }};
constexpr auto POS_ENCODING_MODE = {{ pos_encoding_mode }};
constexpr auto USE_SLIDING_WINDOW = {{ use_sliding_window }};
struct Params {
using DTypeQ = DTypeQ;
using DTypeKV = DTypeKV;
using DTypeO = DTypeO;
using IdType = int32_t;
DTypeQ* q;
DTypeKV* k;
DTypeKV* v;
DTypeO* o;
float* lse;
uint_fastdiv group_size;
{{ additional_params_decl }}
uint32_t qo_len;
uint32_t kv_len;
uint32_t num_qo_heads;
uint32_t num_kv_heads;
uint32_t q_stride_n;
uint32_t q_stride_h;
uint32_t k_stride_n;
uint32_t k_stride_h;
uint32_t v_stride_n;
uint32_t v_stride_h;
uint32_t head_dim;
int32_t window_left;
bool partition_kv;
__host__ __device__ __forceinline__ uint32_t get_qo_len(uint32_t batch_idx) const {
return qo_len;
}
__host__ __device__ __forceinline__ uint32_t get_kv_len(uint32_t batch_idx) const {
return kv_len;
}
};
{{ variant_decl }}