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Diffstat (limited to 'contrib/kerneltesting/conv2d/common.h')
-rw-r--r-- | contrib/kerneltesting/conv2d/common.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/contrib/kerneltesting/conv2d/common.h b/contrib/kerneltesting/conv2d/common.h new file mode 100644 index 000000000..8e675e664 --- /dev/null +++ b/contrib/kerneltesting/conv2d/common.h @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved + * + * 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 + * + * http://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. + */ + +/* + * Copyright (C) 2017 The Android Open Source Project + * + * 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 + * + * http://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 ANDROID_ML_NN_COMMON_OPERATIONS_INTERNAL_COMMON_H_ +#define ANDROID_ML_NN_COMMON_OPERATIONS_INTERNAL_COMMON_H_ + +#ifndef USE_NEON +#if defined(__ARM_NEON__) || defined(__ARM_NEON) +#define USE_NEON +#include <arm_neon.h> +#endif +#endif + +#include <gemmlowp.h> +#include "types.h" + +template <FusedActivationFunctionType Ac> +struct ActivationFunctionImpl {}; + +template <> +struct ActivationFunctionImpl<FusedActivationFunctionType::kNone> { + static float Eval(float x) { return x; } +}; + +template <> +struct ActivationFunctionImpl<FusedActivationFunctionType::kRelu> { + static float Eval(float x) { return x < 0.f ? 0.f : x; } +}; + +template <> +struct ActivationFunctionImpl<FusedActivationFunctionType::kRelu1> { + static float Eval(float x) { return x > 1.f ? 1.f : x < -1.f ? -1.f : x; } +}; + +template <> +struct ActivationFunctionImpl<FusedActivationFunctionType::kRelu6> { + static float Eval(float x) { return x > 6.f ? 6.f : x < 0.f ? 0.f : x; } +}; + +template <FusedActivationFunctionType Ac> +float ActivationFunction(float x) { + return ActivationFunctionImpl<Ac>::Eval(x); +} + +inline int32 MultiplyByQuantizedMultiplierSmallerThanOne( + int32 x, int32 quantized_multiplier, int right_shift) { + using gemmlowp::RoundingDivideByPOT; + using gemmlowp::SaturatingRoundingDoublingHighMul; + return RoundingDivideByPOT( + SaturatingRoundingDoublingHighMul(x, quantized_multiplier), right_shift); +} + +inline int32 MultiplyByQuantizedMultiplierGreaterThanOne( + int32 x, int32 quantized_multiplier, int left_shift) { + using gemmlowp::SaturatingRoundingDoublingHighMul; + return SaturatingRoundingDoublingHighMul(x * (1 << left_shift), + quantized_multiplier); +} + +#endif // ANDROID_ML_NN_COMMON_OPERATIONS_INTERNAL_COMMON_H_ |