mirror of https://github.com/google/gemma.cpp.git
52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
// Copyright 2024 Google LLC
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// SPDX-License-Identifier: Apache-2.0
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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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// https://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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#ifndef THIRD_PARTY_GEMMA_CPP_OPS_MATMUL_H_
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#define THIRD_PARTY_GEMMA_CPP_OPS_MATMUL_H_
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#include <stddef.h>
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// IWYU pragma: begin_exports
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#include "util/basics.h"
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#include "util/threading.h"
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#include "hwy/contrib/thread_pool/thread_pool.h"
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// IWYU pragma: end_exports
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#include "hwy/per_target.h" // VectorBytes
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namespace gcpp {
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// Allocations and threads, shared across MatMul calls.
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class MatMulEnv {
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public:
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MatMulEnv() : pools_(nullptr) {}
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explicit MatMulEnv(NestedPools& pools) : pools_(&pools) {
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const size_t N = hwy::VectorBytes() / sizeof(float);
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buf_ = RowVectorBatch<float>(Extents2D(pools.MaxWorkers(), 16 * N));
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}
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RowVectorBatch<float>& Buf() { return buf_; }
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NestedPools& Pools() const { return *pools_; }
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hwy::ThreadPool& Pool() const { return pools_->Pool(); }
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private:
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RowVectorBatch<float> buf_;
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NestedPools* pools_;
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};
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} // namespace gcpp
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#endif // THIRD_PARTY_GEMMA_CPP_OPS_MATMUL_H_
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