| /* |
| * Copyright (c) 2017-2019 ARM Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| layout(local_size_x = LOCAL_SIZE_X, local_size_y = LOCAL_SIZE_Y, local_size_z = LOCAL_SIZE_Z) in; |
| |
| #include "activation_layer_helpers_cs.h" |
| #include "helpers_cs.h" |
| |
| /** This performs an activation function floating point inputs. |
| * |
| * @note The data type must be passed at compile time using "#define DATA_TYPE_NAME". e.g. "#define DATA_TYPE_FP32" |
| * @note Activation function should be given as a preprocessor argument using "#define act_name". e.g. "#define TANH" |
| * @note A, B variables required by some activation functions are set using A_VAL= and B_VAL= respectively. |
| * |
| * @param[in] src_ptr Pointer to the source tensor. Supported data types: F16/F32 |
| * @param[in] src_attrs The attributes of the source tensor |
| * @param[out] dst_ptr Pointer to the destination tensor. Supported data types: same as @p src_ptr |
| * @param[in] dst_attrs The attributes of the destination tensor |
| */ |
| SHADER_PARAMS_DECLARATION |
| { |
| Tensor3DAttributes src_attrs; |
| Tensor3DAttributes dst_attrs; |
| }; |
| |
| #ifdef DATA_TYPE_FP32 |
| TENSOR_DECLARATION(1, srcBuffer, float, src_ptr, src_shift, 2, readonly); |
| TENSOR_DECLARATION(2, dstBuffer, float, dst_ptr, dst_shift, 2, writeonly); |
| |
| void main(void) |
| { |
| Tensor3DIterator src_iter = CONVERT_TO_TENSOR3D_ITERATOR(src_attrs, src_shift); |
| Tensor3DIterator dst_iter = CONVERT_TO_TENSOR3D_ITERATOR(dst_attrs, dst_shift); |
| |
| float data = LOAD_CURRENT_ITEM(src_ptr, src_iter); |
| float data_out = 0.f; |
| // Perform activation |
| #ifdef LOGISTIC |
| data_out = logistic_op(data); |
| #elif defined(TANH) /*LOGISTIC*/ |
| data_out = tanh_op(data); |
| #elif defined(RELU) /*RELU*/ |
| data_out = relu_op(data); |
| #elif defined(BRELU) /*BRELU*/ |
| data_out = brelu_op(data); |
| #elif defined(LU_BRELU) /*LU_BRELU*/ |
| data_out = lu_brelu_op(data); |
| #elif defined(LRELU) /*LRELU*/ |
| data_out = lrelu_op(data); |
| #elif defined(SRELU) /*SRELU*/ |
| data_out = srelu_op(data); |
| #elif defined(ABS) /*ABS*/ |
| data_out = abs_op(data); |
| #elif defined(SQUARE) /*SQUARE*/ |
| data_out = square_op(data); |
| #elif defined(SQRT) /*SQRT*/ |
| data_out = sqrt_op(data); |
| #elif defined(LINEAR) /*LINEAR*/ |
| data_out = linear_op(data); |
| #elif defined(IDENTITY) /*IDENTITY*/ |
| data_out = identity_op(data); |
| #else /*LOGISTIC*/ |
| #error Activation function not provided |
| #endif /*LOGISTIC*/ |
| |
| STORE_CURRENT_ITEM(dst_ptr, dst_iter, data_out); |
| } |
| |
| #elif defined(DATA_TYPE_FP16) |
| TENSOR_DECLARATION(1, srcBuffer, uint, src_ptr, src_shift, 2, readonly); |
| TENSOR_DECLARATION(2, dstBuffer, uint, dst_ptr, dst_shift, 2, writeonly); |
| |
| void main(void) |
| { |
| Tensor3DIterator src_iter = CONVERT_TO_TENSOR3D_ITERATOR(src_attrs, src_shift); |
| Tensor3DIterator dst_iter = CONVERT_TO_TENSOR3D_ITERATOR(dst_attrs, dst_shift); |
| |
| vec2 data = LOAD_UNPACK2_CURRENT_ITEM_HALF(src_ptr, src_iter); |
| // Perform activation |
| float a = data.x; |
| float b = data.y; |
| vec2 data_out; |
| #ifdef LOGISTIC /*LOGISTIC*/ |
| data_out.x = logistic_op(a); |
| data_out.y = logistic_op(b); |
| #elif defined(TANH) /*TANH*/ |
| data_out.x = tanh_op(a); |
| data_out.y = tanh_op(b); |
| #elif defined(RELU) /*RELU*/ |
| data_out.x = relu_op(a); |
| data_out.y = relu_op(b); |
| #elif defined(BRELU) /*BRELU*/ |
| data_out.x = brelu_op(a); |
| data_out.y = brelu_op(b); |
| #elif defined(LU_BRELU) /*LU_BRELU*/ |
| data_out.x = lu_brelu_op(a); |
| data_out.y = lu_brelu_op(b); |
| #elif defined(LRELU) /*LRELU*/ |
| data_out.x = lrelu_op(a); |
| data_out.y = lrelu_op(b); |
| #elif defined(SRELU) /*SRELU*/ |
| data_out.x = srelu_op(a); |
| data_out.y = srelu_op(b); |
| #elif defined(ABS) /*ABS*/ |
| data_out.x = abs_op(a); |
| data_out.y = abs_op(b); |
| #elif defined(SQUARE) /*SQUARE*/ |
| data_out.x = square_op(a); |
| data_out.y = square_op(b); |
| #elif defined(SQRT) /*SQRT*/ |
| data_out.x = sqrt_op(a); |
| data_out.y = sqrt_op(b); |
| #elif defined(LINEAR) /*LINEAR*/ |
| data_out.x = linear_op(a); |
| data_out.y = linear_op(b); |
| #elif defined(IDENTITY) /*IDENTITY*/ |
| data_out.x = identity_op(a); |
| data_out.y = identity_op(b); |
| #else /*LOGISTIC*/ |
| #error Activation function not provided |
| #endif /*LOGISTIC*/ |
| |
| STORE_PACK2_CURRENT_ITEM_HALF(dst_ptr, dst_iter, data_out); |
| } |
| #endif /*DATA_TYPE_FP16*/ |