| /* |
| * 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. |
| */ |
| |
| // Contains the implementation of the operations. |
| |
| #define LOG_TAG "Operations" |
| |
| #include "Broadcast.h" |
| |
| #include <algorithm> |
| #include <vector> |
| |
| #include "IndexedShapeWrapper.h" |
| #include "OperationResolver.h" |
| #include "Tracing.h" |
| #include "nnapi/Types.h" |
| #include "nnapi/Validation.h" |
| |
| #ifdef NN_INCLUDE_CPU_IMPLEMENTATION |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wunused-parameter" |
| #pragma clang diagnostic ignored "-Wsign-compare" |
| #pragma clang diagnostic ignored "-Winvalid-partial-specialization" |
| #include <tensorflow/lite/kernels/internal/optimized/integer_ops/add.h> |
| #include <tensorflow/lite/kernels/internal/optimized/integer_ops/mul.h> |
| #include <tensorflow/lite/kernels/internal/optimized/legacy_optimized_ops.h> |
| #include <tensorflow/lite/kernels/internal/reference/integer_ops/add.h> |
| #include <tensorflow/lite/kernels/internal/reference/integer_ops/mul.h> |
| #include <tensorflow/lite/kernels/internal/types.h> |
| #pragma clang diagnostic pop |
| |
| #include "CpuOperationUtils.h" |
| #endif // NN_INCLUDE_CPU_IMPLEMENTATION |
| |
| namespace android { |
| namespace nn { |
| |
| namespace broadcast { |
| |
| #ifdef NN_INCLUDE_CPU_IMPLEMENTATION |
| namespace { |
| |
| #define ANDROID_NN_MACRO_DISPATCH(macro) \ |
| switch (activation) { \ |
| case static_cast<int32_t>(FusedActivationFunc::NONE): \ |
| macro(kNone); \ |
| break; \ |
| case static_cast<int32_t>(FusedActivationFunc::RELU): \ |
| macro(kRelu); \ |
| break; \ |
| case static_cast<int32_t>(FusedActivationFunc::RELU1): \ |
| macro(kRelu1); \ |
| break; \ |
| case static_cast<int32_t>(FusedActivationFunc::RELU6): \ |
| macro(kRelu6); \ |
| break; \ |
| default: \ |
| LOG(ERROR) << "Unsupported fused activation function type"; \ |
| return false; \ |
| } |
| |
| using binaryFunctionFloat32 = std::function<bool( |
| const float* in1, const Shape& shape1, const float* in2, const Shape& shape2, |
| int32_t activation, float* out, const Shape& shapeOut)>; |
| |
| bool binaryOperationFloat16(const _Float16* in1, const Shape& shape1, const _Float16* in2, |
| const Shape& shape2, int32_t activation, _Float16* out, |
| const Shape& shapeOut, binaryFunctionFloat32 operationFloat32) { |
| std::vector<float> in1_float32(getNumberOfElements(shape1)); |
| convertFloat16ToFloat32(in1, &in1_float32); |
| std::vector<float> in2_float32(getNumberOfElements(shape2)); |
| convertFloat16ToFloat32(in2, &in2_float32); |
| std::vector<float> out_float32(getNumberOfElements(shapeOut)); |
| |
| operationFloat32(in1_float32.data(), shape1, in2_float32.data(), shape2, activation, |
| out_float32.data(), shapeOut); |
| convertFloat32ToFloat16(out_float32, out); |
| |
| return true; |
| } |
| |
| bool addFloat32(const float* in1, const Shape& shape1, const float* in2, const Shape& shape2, |
| int32_t activation, float* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("addFloat32"); |
| bool needBroadcast = !SameShape(shape1, shape2); |
| if (needBroadcast) { |
| NNTRACE_COMP_SWITCH("optimized_ops::BroadcastAdd"); |
| #define ANDROID_NN_BROADCAST_ADD(activation) \ |
| tflite::optimized_ops::BroadcastAdd<tflite::FusedActivationFunctionType::activation>( \ |
| in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), out, \ |
| convertShapeToDims(shapeOut)) |
| |
| ANDROID_NN_MACRO_DISPATCH(ANDROID_NN_BROADCAST_ADD) |
| #undef ANDROID_NN_BROADCAST_ADD |
| } else { |
| NNTRACE_COMP_SWITCH("optimized_ops::Add"); |
| #define ANDROID_NN_ADD(activation) \ |
| tflite::optimized_ops::Add<tflite::FusedActivationFunctionType::activation>( \ |
| in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), out, \ |
| convertShapeToDims(shapeOut)) |
| |
| ANDROID_NN_MACRO_DISPATCH(ANDROID_NN_ADD) |
| #undef ANDROID_NN_ADD |
| } |
| |
| return true; |
| } |
| |
| bool addFloat16(const _Float16* in1, const Shape& shape1, const _Float16* in2, const Shape& shape2, |
| int32_t activation, _Float16* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("addFloat16"); |
| return binaryOperationFloat16(in1, shape1, in2, shape2, activation, out, shapeOut, &addFloat32); |
| } |
| |
| template <typename T> |
| bool addQuant8(const T* in1, const Shape& shape1, const T* in2, const Shape& shape2, |
| int32_t activation, T* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("addQuant8"); |
| const bool needBroadcast = !SameShape(shape1, shape2); |
| |
| const int32_t input1_offset = -shape1.offset; |
| const int32_t input2_offset = -shape2.offset; |
| const int32_t output_offset = shapeOut.offset; |
| const int left_shift = 20; |
| const double twice_max_input_scale = 2 * std::max(shape1.scale, shape2.scale); |
| const double real_input1_multiplier = shape1.scale / twice_max_input_scale; |
| const double real_input2_multiplier = shape2.scale / twice_max_input_scale; |
| const double real_output_multiplier = |
| twice_max_input_scale / ((1 << left_shift) * shapeOut.scale); |
| |
| int32_t input1_multiplier; |
| int32_t input1_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_input1_multiplier, &input1_multiplier, |
| &input1_shift)); |
| int32_t input2_multiplier; |
| int32_t input2_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_input2_multiplier, &input2_multiplier, |
| &input2_shift)); |
| int32_t output_multiplier; |
| int32_t output_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_output_multiplier, &output_multiplier, |
| &output_shift)); |
| |
| int32_t output_activation_min; |
| int32_t output_activation_max; |
| constexpr bool isSignedOp = std::is_same<T, int8_t>::value; |
| if constexpr (isSignedOp) { |
| CalculateActivationRangeInt8(activation, shapeOut, &output_activation_min, |
| &output_activation_max); |
| } else { |
| CalculateActivationRangeUint8(activation, shapeOut, &output_activation_min, |
| &output_activation_max); |
| } |
| |
| tflite::ArithmeticParams op_params; |
| op_params.left_shift = left_shift; |
| op_params.input1_offset = input1_offset; |
| op_params.input1_multiplier = input1_multiplier; |
| op_params.input1_shift = input1_shift; |
| op_params.input2_offset = input2_offset; |
| op_params.input2_multiplier = input2_multiplier; |
| op_params.input2_shift = input2_shift; |
| op_params.output_offset = output_offset; |
| op_params.output_multiplier = output_multiplier; |
| op_params.output_shift = output_shift; |
| tflite::SetActivationParams(output_activation_min, output_activation_max, &op_params); |
| |
| if (needBroadcast) { |
| if constexpr (isSignedOp) { |
| NNTRACE_COMP_SWITCH("reference_integer_ops::BroadcastAdd4DSlow"); |
| tflite::reference_integer_ops::BroadcastAdd4DSlow( |
| op_params, convertShapeToTflshape(shape1), in1, convertShapeToTflshape(shape2), |
| in2, convertShapeToTflshape(shapeOut), out); |
| } else { |
| NNTRACE_COMP_SWITCH("reference_ops::BroadcastAdd4DSlow"); |
| tflite::reference_ops::BroadcastAdd4DSlow(op_params, convertShapeToTflshape(shape1), |
| in1, convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } |
| } else { |
| if constexpr (isSignedOp) { |
| NNTRACE_COMP_SWITCH("optimized_integer_ops::Add"); |
| tflite::optimized_integer_ops::Add(op_params, convertShapeToTflshape(shape1), in1, |
| convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } else { |
| NNTRACE_COMP_SWITCH("optimized_ops::Add"); |
| tflite::optimized_ops::Add(op_params, convertShapeToTflshape(shape1), in1, |
| convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } |
| } |
| |
| return true; |
| } |
| |
| bool executeInt32(const int32_t* aData, const Shape& aShape, const int32_t* bData, |
| const Shape& bShape, int32_t activation, int32_t* outputData, |
| const Shape& outputShape, int32_t func(int32_t, int32_t)) { |
| NN_RET_CHECK_EQ(static_cast<FusedActivationFunc>(activation), FusedActivationFunc::NONE); |
| IndexedShapeWrapper aShapeIndexed(aShape); |
| IndexedShapeWrapper bShapeIndexed(bShape); |
| IndexedShapeWrapper outputShapeIndexed(outputShape); |
| std::vector<uint32_t> curIndex(outputShape.dimensions.size(), 0); |
| bool lastIndex = false; |
| do { |
| uint32_t outputFlatIndex; |
| NN_RET_CHECK(outputShapeIndexed.indexToFlatIndex(curIndex, &outputFlatIndex)); |
| uint32_t aFlatIndex; |
| NN_RET_CHECK(aShapeIndexed.broadcastedIndexToFlatIndex(curIndex, &aFlatIndex)); |
| uint32_t bFlatIndex; |
| NN_RET_CHECK(bShapeIndexed.broadcastedIndexToFlatIndex(curIndex, &bFlatIndex)); |
| |
| outputData[outputFlatIndex] = func(aData[aFlatIndex], bData[bFlatIndex]); |
| |
| NN_RET_CHECK(outputShapeIndexed.nextIndexInplace(&curIndex, &lastIndex)); |
| } while (!lastIndex); |
| return true; |
| } |
| |
| bool mulFloat32(const float* in1, const Shape& shape1, const float* in2, const Shape& shape2, |
| int32_t activation, float* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("mulFloat32"); |
| bool needBroadcast = !SameShape(shape1, shape2); |
| |
| if (needBroadcast) { |
| NNTRACE_COMP_SWITCH("optimized_ops::BroadcastMul"); |
| #define ANDROID_NN_BROADCAST_MUL(activation) \ |
| tflite::optimized_ops::BroadcastMul<tflite::FusedActivationFunctionType::activation>( \ |
| in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), out, \ |
| convertShapeToDims(shapeOut)) |
| |
| ANDROID_NN_MACRO_DISPATCH(ANDROID_NN_BROADCAST_MUL) |
| #undef ANDROID_NN_BROADCAST_MUL |
| } else { |
| float output_activation_min, output_activation_max; |
| CalculateActivationRangeFloat(activation, &output_activation_min, &output_activation_max); |
| |
| NNTRACE_COMP_SWITCH("optimized_ops::Mul"); |
| tflite::optimized_ops::Mul(in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), |
| output_activation_min, output_activation_max, out, |
| convertShapeToDims(shapeOut)); |
| } |
| |
| return true; |
| } |
| |
| bool mulFloat16(const _Float16* in1, const Shape& shape1, const _Float16* in2, const Shape& shape2, |
| int32_t activation, _Float16* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("mulFloat16"); |
| return binaryOperationFloat16(in1, shape1, in2, shape2, activation, out, shapeOut, &mulFloat32); |
| } |
| |
| template <typename T> |
| bool mulQuant8(const T* in1, const Shape& shape1, const T* in2, const Shape& shape2, |
| int32_t activation, T* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("mulQuant8"); |
| const int32_t input1_offset = -shape1.offset; |
| const int32_t input2_offset = -shape2.offset; |
| const int32_t output_offset = shapeOut.offset; |
| const double input_product_scale = shape1.scale * shape2.scale; |
| const double real_multiplier = input_product_scale / shapeOut.scale; |
| int32 output_multiplier; |
| int output_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_multiplier, &output_multiplier, |
| &output_shift)); |
| |
| constexpr bool isSignedOp = std::is_same<T, int8_t>::value; |
| int32_t output_activation_min; |
| int32_t output_activation_max; |
| if constexpr (isSignedOp) { |
| CalculateActivationRangeInt8(activation, shapeOut, &output_activation_min, |
| &output_activation_max); |
| } else { |
| CalculateActivationRangeUint8(activation, shapeOut, &output_activation_min, |
| &output_activation_max); |
| } |
| |
| tflite::ArithmeticParams op_params; |
| op_params.input1_offset = input1_offset; |
| op_params.input2_offset = input2_offset; |
| op_params.output_offset = output_offset; |
| op_params.output_multiplier = output_multiplier; |
| op_params.output_shift = output_shift; |
| tflite::SetActivationParams(output_activation_min, output_activation_max, &op_params); |
| |
| if constexpr (isSignedOp) { |
| NNTRACE_COMP_SWITCH("reference_integer_ops::BroadcastMul4DSlow"); |
| tflite::reference_integer_ops::BroadcastMul4DSlow(op_params, convertShapeToTflshape(shape1), |
| in1, convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } else { |
| NNTRACE_COMP_SWITCH("reference_ops::BroadcastMul4DSlow"); |
| tflite::reference_ops::BroadcastMul4DSlow(op_params, convertShapeToTflshape(shape1), in1, |
| convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } |
| |
| return true; |
| } |
| |
| bool subFloat32(const float* in1, const Shape& shape1, const float* in2, const Shape& shape2, |
| int32_t activation, float* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("subFloat32"); |
| NNTRACE_COMP_SWITCH("optimized_ops::Sub"); |
| tflite::optimized_ops::Sub(in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), |
| out, convertShapeToDims(shapeOut)); |
| |
| // TFLite does not apply activation to broadcast sub. |
| float output_activation_min, output_activation_max; |
| CalculateActivationRangeFloat(activation, &output_activation_min, &output_activation_max); |
| uint32_t numOutputElements = getNumberOfElements(shapeOut); |
| for (uint32_t i = 0; i < numOutputElements; i++) { |
| out[i] = std::min(std::max(out[i], output_activation_min), output_activation_max); |
| } |
| return true; |
| } |
| |
| bool subFloat16(const _Float16* in1, const Shape& shape1, const _Float16* in2, const Shape& shape2, |
| int32_t activation, _Float16* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("subFloat16"); |
| return binaryOperationFloat16(in1, shape1, in2, shape2, activation, out, shapeOut, &subFloat32); |
| } |
| |
| template <typename T> |
| bool subQuant8(const T* in1, const Shape& shape1, const T* in2, const Shape& shape2, |
| int32_t activation, T* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("subQuant8"); |
| |
| const int32_t input1_offset = -shape1.offset; |
| const int32_t input2_offset = -shape2.offset; |
| const int32_t output_offset = shapeOut.offset; |
| const int left_shift = 20; |
| const double twice_max_input_scale = 2 * std::max(shape1.scale, shape2.scale); |
| const double real_input1_multiplier = shape1.scale / twice_max_input_scale; |
| const double real_input2_multiplier = shape2.scale / twice_max_input_scale; |
| const double real_output_multiplier = |
| twice_max_input_scale / ((1 << left_shift) * shapeOut.scale); |
| |
| int32_t input1_multiplier; |
| int32_t input1_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_input1_multiplier, &input1_multiplier, |
| &input1_shift)); |
| int32_t input2_multiplier; |
| int32_t input2_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_input2_multiplier, &input2_multiplier, |
| &input2_shift)); |
| // Negate multiplier of the second input, so that we can use Add kernels. |
| input2_multiplier *= -1; |
| |
| int32_t output_multiplier; |
| int32_t output_shift; |
| NN_RET_CHECK(QuantizeMultiplierSmallerThanOneExp(real_output_multiplier, &output_multiplier, |
| &output_shift)); |
| |
| constexpr bool isSignedOp = std::is_same<T, int8_t>::value; |
| int32_t output_activation_min; |
| int32_t output_activation_max; |
| if constexpr (isSignedOp) { |
| CalculateActivationRangeInt8(activation, shapeOut, &output_activation_min, |
| &output_activation_max); |
| } else { |
| CalculateActivationRangeUint8(activation, shapeOut, &output_activation_min, |
| &output_activation_max); |
| } |
| |
| tflite::ArithmeticParams op_params; |
| op_params.left_shift = left_shift; |
| op_params.input1_offset = input1_offset; |
| op_params.input1_multiplier = input1_multiplier; |
| op_params.input1_shift = input1_shift; |
| op_params.input2_offset = input2_offset; |
| op_params.input2_multiplier = input2_multiplier; |
| op_params.input2_shift = input2_shift; |
| op_params.output_offset = output_offset; |
| op_params.output_multiplier = output_multiplier; |
| op_params.output_shift = output_shift; |
| tflite::SetActivationParams(output_activation_min, output_activation_max, &op_params); |
| |
| // We are using tflite::optimized_ops::BroadcastAdd unconditionally here |
| // because tflite::optimized_ops::Add fails to pass some of the |
| // sub_quantized_different_scales tests. |
| if constexpr (isSignedOp) { |
| NNTRACE_COMP_SWITCH("reference_integer_ops::BroadcastAdd4DSlow"); |
| tflite::reference_integer_ops::BroadcastAdd4DSlow(op_params, convertShapeToTflshape(shape1), |
| in1, convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } else { |
| NNTRACE_COMP_SWITCH("reference_ops::BroadcastAdd4DSlow"); |
| tflite::reference_ops::BroadcastAdd4DSlow(op_params, convertShapeToTflshape(shape1), in1, |
| convertShapeToTflshape(shape2), in2, |
| convertShapeToTflshape(shapeOut), out); |
| } |
| |
| return true; |
| } |
| |
| bool divFloat32(const float* in1, const Shape& shape1, const float* in2, const Shape& shape2, |
| int32_t activation, float* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("divFloat32"); |
| float output_activation_min, output_activation_max; |
| CalculateActivationRangeFloat(activation, &output_activation_min, &output_activation_max); |
| |
| bool needBroadcast = !SameShape(shape1, shape2); |
| if (needBroadcast) { |
| NNTRACE_COMP_SWITCH("optimized_ops::BroadcastDiv"); |
| tflite::optimized_ops::BroadcastDiv( |
| in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), |
| output_activation_min, output_activation_max, out, convertShapeToDims(shapeOut)); |
| } else { |
| NNTRACE_COMP_SWITCH("optimized_ops::Div"); |
| tflite::optimized_ops::Div(in1, convertShapeToDims(shape1), in2, convertShapeToDims(shape2), |
| output_activation_min, output_activation_max, out, |
| convertShapeToDims(shapeOut)); |
| } |
| return true; |
| } |
| |
| bool divFloat16(const _Float16* in1, const Shape& shape1, const _Float16* in2, const Shape& shape2, |
| int32_t activation, _Float16* out, const Shape& shapeOut) { |
| NNTRACE_TRANS("divFloat16"); |
| return binaryOperationFloat16(in1, shape1, in2, shape2, activation, out, shapeOut, &divFloat32); |
| } |
| |
| } // namespace |
| |
| bool prepare(IOperationExecutionContext* context) { |
| Shape input1 = context->getInputShape(kInputTensor1); |
| Shape input2 = context->getInputShape(kInputTensor2); |
| Shape output = context->getOutputShape(kOutputTensor); |
| NN_RET_CHECK_LE(getNumberOfDimensions(input1), 4u); |
| NN_RET_CHECK_LE(getNumberOfDimensions(input2), 4u); |
| NN_RET_CHECK(calculateBroadcastedShape(input1, input2, &output)); |
| return context->setOutputShape(kOutputTensor, output); |
| } |
| |
| bool executeAdd(IOperationExecutionContext* context) { |
| // Bypass execution in the case of zero-sized input. |
| if (getNumberOfElements(context->getOutputShape(kOutputTensor)) == 0) return true; |
| switch (context->getInputType(kInputTensor1)) { |
| case OperandType::TENSOR_FLOAT16: |
| return addFloat16(context->getInputBuffer<_Float16>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<_Float16>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<_Float16>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_FLOAT32: |
| return addFloat32(context->getInputBuffer<float>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<float>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<float>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_QUANT8_ASYMM: |
| return addQuant8(context->getInputBuffer<uint8_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<uint8_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<uint8_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_QUANT8_ASYMM_SIGNED: |
| return addQuant8(context->getInputBuffer<int8_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int8_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int8_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_INT32: |
| return executeInt32(context->getInputBuffer<int32_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int32_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int32_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor), |
| [](int32_t a, int32_t b) { return a + b; }); |
| default: |
| NN_RET_CHECK_FAIL() << "Unsupported tensor type for operation ADD"; |
| } |
| } |
| |
| bool executeMul(IOperationExecutionContext* context) { |
| // Bypass execution in the case of zero-sized input. |
| if (getNumberOfElements(context->getOutputShape(kOutputTensor)) == 0) return true; |
| switch (context->getInputType(kInputTensor1)) { |
| case OperandType::TENSOR_FLOAT16: |
| return mulFloat16(context->getInputBuffer<_Float16>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<_Float16>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<_Float16>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_FLOAT32: |
| return mulFloat32(context->getInputBuffer<float>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<float>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<float>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_QUANT8_ASYMM: |
| return mulQuant8(context->getInputBuffer<uint8_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<uint8_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<uint8_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_QUANT8_ASYMM_SIGNED: |
| return mulQuant8(context->getInputBuffer<int8_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int8_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int8_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_INT32: |
| return executeInt32(context->getInputBuffer<int32_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int32_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int32_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor), |
| [](int32_t a, int32_t b) { return a * b; }); |
| default: |
| NN_RET_CHECK_FAIL() << "Unsupported tensor type for operation MUL"; |
| } |
| } |
| |
| bool executeSub(IOperationExecutionContext* context) { |
| // Bypass execution in the case of zero-sized input. |
| if (getNumberOfElements(context->getOutputShape(kOutputTensor)) == 0) return true; |
| switch (context->getInputType(kInputTensor1)) { |
| case OperandType::TENSOR_FLOAT16: |
| return subFloat16(context->getInputBuffer<_Float16>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<_Float16>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<_Float16>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_FLOAT32: |
| return subFloat32(context->getInputBuffer<float>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<float>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<float>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_QUANT8_ASYMM: |
| return subQuant8(context->getInputBuffer<uint8_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<uint8_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<uint8_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_QUANT8_ASYMM_SIGNED: |
| return subQuant8(context->getInputBuffer<int8_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int8_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int8_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_INT32: |
| return executeInt32(context->getInputBuffer<int32_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int32_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int32_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor), |
| [](int32_t a, int32_t b) { return a - b; }); |
| default: |
| NN_RET_CHECK_FAIL() << "Unsupported tensor type for operation SUB"; |
| } |
| } |
| |
| bool executeDiv(IOperationExecutionContext* context) { |
| // Bypass execution in the case of zero-sized input. |
| if (getNumberOfElements(context->getOutputShape(kOutputTensor)) == 0) return true; |
| switch (context->getInputType(kInputTensor1)) { |
| case OperandType::TENSOR_FLOAT16: |
| return divFloat16(context->getInputBuffer<_Float16>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<_Float16>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<_Float16>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_FLOAT32: |
| return divFloat32(context->getInputBuffer<float>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<float>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<float>(kOutputTensor), |
| context->getOutputShape(kOutputTensor)); |
| case OperandType::TENSOR_INT32: |
| return executeInt32(context->getInputBuffer<int32_t>(kInputTensor1), |
| context->getInputShape(kInputTensor1), |
| context->getInputBuffer<int32_t>(kInputTensor2), |
| context->getInputShape(kInputTensor2), |
| context->getInputValue<int32_t>(kActivationScalar), |
| context->getOutputBuffer<int32_t>(kOutputTensor), |
| context->getOutputShape(kOutputTensor), [](int32_t a, int32_t b) { |
| // In NNAPI, DIV by zero is undefined, but should not crash. |
| if (b == 0) return 0; |
| int32_t result = a / b; |
| if (a % b != 0 && ((a < 0) != (b < 0))) { |
| // Implement "floor division". |
| --result; |
| } |
| return result; |
| }); |
| default: |
| NN_RET_CHECK_FAIL() << "Unsupported tensor type for operation DIV"; |
| } |
| } |
| #endif // NN_INCLUDE_CPU_IMPLEMENTATION |
| |
| } // namespace broadcast |
| |
| NN_REGISTER_OPERATION_DEFAULT_VALIDATION(ADD, broadcast::prepare, broadcast::executeAdd, |
| .allowZeroSizedInput = true); |
| NN_REGISTER_OPERATION_DEFAULT_VALIDATION(MUL, broadcast::prepare, broadcast::executeMul, |
| .allowZeroSizedInput = true); |
| NN_REGISTER_OPERATION_DEFAULT_VALIDATION(SUB, broadcast::prepare, broadcast::executeSub, |
| .allowZeroSizedInput = true); |
| NN_REGISTER_OPERATION_DEFAULT_VALIDATION(DIV, broadcast::prepare, broadcast::executeDiv, |
| .allowZeroSizedInput = true); |
| |
| } // namespace nn |
| } // namespace android |
