| /* |
| * Copyright (c) 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. |
| */ |
| |
| #include "helpers.h" |
| |
| #define TYPE VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) |
| |
| #if defined(S1_VAL) && !defined(S2_VAL) |
| #define S2_VAL S1_VAL |
| #endif // defined(S1_VAL) && !defined(S2_VAL) |
| #if defined(O1_VAL) && !defined(O2_VAL) |
| #define O2_VAL O1_VAL |
| #endif // defined(O1_VAL) && !defined(O2_VAL) |
| |
| // RELU Activation |
| inline TYPE relu_op(TYPE x) |
| { |
| return max((TYPE)CONST_0, x); |
| } |
| // Bounded RELU Activation |
| inline TYPE brelu_op(TYPE x) |
| { |
| return min((TYPE)A_VAL, max((TYPE)CONST_0, x)); |
| } |
| // Lower Upper Bounded RELU Activation |
| inline TYPE lu_brelu_op(TYPE x) |
| { |
| return min(max(x, (TYPE)B_VAL), (TYPE)A_VAL); |
| } |
| |
| #define ACTIVATION_OP2(op, x) op##_op(x) |
| #define ACTIVATION_OP(op, x) ACTIVATION_OP2(op, x) |
| |
| #if defined(S1_VAL) && defined(S2_VAL) |
| #if defined(O1_VAL) && defined(O2_VAL) |
| #define PERFORM_ACTIVATION_QUANT(act, data) \ |
| ({ \ |
| data = ACTIVATION_OP(act, data); \ |
| \ |
| VEC_DATA_TYPE(float, VEC_SIZE) \ |
| fdata = CONVERT(data, VEC_DATA_TYPE(float, VEC_SIZE)); \ |
| \ |
| fdata = round((fdata - (float)O1_VAL) * ((float)S1_VAL / (float)S2_VAL) + (float)O2_VAL); \ |
| data = CONVERT_SAT(fdata, VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)); \ |
| }) |
| #else // defined(O1_VAL) && defined(O2_VAL) |
| #define PERFORM_ACTIVATION_QUANT(act, data) \ |
| ({ \ |
| data = ACTIVATION_OP(act, data); \ |
| \ |
| VEC_DATA_TYPE(float, VEC_SIZE) \ |
| fdata = CONVERT(data, VEC_DATA_TYPE(float, VEC_SIZE)); \ |
| \ |
| fdata = round((fdata) * ((float)S1_VAL / (float)S2_VAL)); \ |
| data = CONVERT_SAT(fdata, VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)); \ |
| }) |
| #endif /* defined(O1_VAL) && defined(O2_VAL) */ |
| #else /* defined(S1_VAL) && defined(S2_VAL) */ |
| #define PERFORM_ACTIVATION_QUANT(act, data) \ |
| ({ \ |
| data = ACTIVATION_OP(act, data); \ |
| }) |
| #endif /* defined(S1_VAL) && defined(S2_VAL) */ |