gemma.cpp/gemma/kv_cache.h

40 lines
1.2 KiB
C++

// Copyright 2024 Google LLC
// SPDX-License-Identifier: Apache-2.0
//
// 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
//
// https://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.
#ifndef THIRD_PARTY_GEMMA_CPP_GEMMA_KV_CACHE_H_
#define THIRD_PARTY_GEMMA_CPP_GEMMA_KV_CACHE_H_
#include "gemma/common.h" // Model
#include "hwy/aligned_allocator.h"
namespace gcpp {
struct KVCache {
// kSeqLen * kGemmaLayers * kKVHeads * kQKVDim * 2
hwy::AlignedFreeUniquePtr<float[]> kv_cache;
// (kConv1dWidth - 1) * kModelDim * kGriffinLayers
hwy::AlignedFreeUniquePtr<float[]> conv1d_cache;
// kModelDim * kGriffinLayers
hwy::AlignedFreeUniquePtr<float[]> rglru_cache;
static KVCache Create(Model type);
};
} // namespace gcpp
#endif // THIRD_PARTY_GEMMA_CPP_GEMMA_KV_CACHE_H_