34 lines
1.3 KiB
C++
34 lines
1.3 KiB
C++
// Copyright 2020 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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// 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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// Demo interface to target-specific code in skeleton.cc
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// Normal header with include guard and namespace.
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#ifndef HIGHWAY_HWY_EXAMPLES_SKELETON_H_
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#define HIGHWAY_HWY_EXAMPLES_SKELETON_H_
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// Platform-specific definitions used for declaring an interface, independent of
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// the SIMD instruction set.
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#include "hwy/base.h" // HWY_RESTRICT
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namespace skeleton {
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// Computes base-2 logarithm by converting to float. Supports dynamic dispatch.
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HWY_DLLEXPORT void CallFloorLog2(const uint8_t* HWY_RESTRICT in, size_t count,
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uint8_t* HWY_RESTRICT out);
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} // namespace skeleton
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#endif // HIGHWAY_HWY_EXAMPLES_SKELETON_H_
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