mirror of https://github.com/google/gemma.cpp.git
60 lines
2.4 KiB
C++
60 lines
2.4 KiB
C++
// Copyright 2025 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_STATIC_H_
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#define THIRD_PARTY_GEMMA_CPP_OPS_MATMUL_STATIC_H_
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// Declares overloads of MatMulStatic for all SIMD targets and input types.
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#include <stddef.h>
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#include <stdint.h>
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#include "ops/matmul.h" // IWYU pragma: keep, b/420428845
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#include "hwy/highway.h"
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// Invokes GEMMA_X(TA, TB, TC) for all combinations of F32 or BF16.
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#define GEMMA_MATMUL_FOREACH_AC(GEMMA_X, TB) \
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GEMMA_X(float, TB, float) \
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GEMMA_X(float, TB, BF16) \
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GEMMA_X(BF16, TB, float) \
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GEMMA_X(BF16, TB, BF16)
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// Passed to GEMMA_MATMUL_FOREACH_AC; declares one overload for one target.
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#define GEMMA_MATMUL_DECL_ONE(TA, TB, TC) \
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MMPerKey* MatMulStatic(const MatPtrT<TA>& A, const MatPtrT<TB>& B, \
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const float* HWY_RESTRICT add, MatMulEnv& env, \
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MatPtrT<TC>& C);
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// Passed to HWY_VISIT_TARGETS; declares all overloads for all targets.
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#define GEMMA_MATMUL_DECL(TARGET, NAMESPACE) \
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namespace NAMESPACE { \
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GEMMA_MATMUL_FOREACH_AC(GEMMA_MATMUL_DECL_ONE, BF16) \
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GEMMA_MATMUL_FOREACH_AC(GEMMA_MATMUL_DECL_ONE, float) \
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GEMMA_MATMUL_FOREACH_AC(GEMMA_MATMUL_DECL_ONE, NuqStream) \
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GEMMA_MATMUL_FOREACH_AC(GEMMA_MATMUL_DECL_ONE, SfpStream) \
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/* NOLINTNEXTLINE(google-readability-namespace-comments) */ \
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} // namespace NAMESPACE
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namespace gcpp {
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// MatMul function declarations for each SIMD target. Allows direct call from
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// the per-target namespace. We may later replace this with dynamic dispatch if
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// the overhead is acceptable.
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HWY_VISIT_TARGETS(GEMMA_MATMUL_DECL)
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} // namespace gcpp
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#endif // THIRD_PARTY_GEMMA_CPP_OPS_MATMUL_STATIC_H_
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