| /* |
| * Copyright (c) 2018-2021 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" |
| |
| #if defined(VECTOR_SIZE) && defined(START) && defined(STEP) && defined(DATA_TYPE) && defined(VEC_SIZE_LEFTOVER) |
| |
| #if !defined(OFFSET_OUT) && !defined(SCALE_OUT) |
| |
| #if VECTOR_SIZE == 2 |
| #define STEP_VEC ((VEC_DATA_TYPE(DATA_TYPE, 2))(0, STEP)) |
| #elif VECTOR_SIZE == 3 |
| #define STEP_VEC ((VEC_DATA_TYPE(DATA_TYPE, 3))(0, STEP, 2 * STEP)) |
| #elif VECTOR_SIZE == 4 |
| #define STEP_VEC ((VEC_DATA_TYPE(DATA_TYPE, 4))(0, STEP, 2 * STEP, 3 * STEP)) |
| #elif VECTOR_SIZE == 8 |
| #define STEP_VEC ((VEC_DATA_TYPE(DATA_TYPE, 8))(0, STEP, 2 * STEP, 3 * STEP, 4 * STEP, 5 * STEP, 6 * STEP, 7 * STEP)) |
| #elif VECTOR_SIZE == 16 |
| #define STEP_VEC ((VEC_DATA_TYPE(DATA_TYPE, 16))(0, STEP, 2 * STEP, 3 * STEP, 4 * STEP, 5 * STEP, 6 * STEP, 7 * STEP, 8 * STEP, 9 * STEP, 10 * STEP, 11 * STEP, 12 * STEP, 13 * STEP, 14 * STEP, 15 * STEP)) |
| #endif // VECTOR_SIZE == 2 |
| |
| /** Generates a sequence of numbers starting from START and extends by increments of 'STEP' up to but not including 'END'. |
| * |
| * @note starting value of the sequence must be given as a preprocessor argument using -DSTART=value. e.g. -DSTART=0 |
| * @note difference between consequtive elements of the sequence must be given as a preprocessor argument using -DSTEP=value. e.g. -DSTEP=1 |
| * @note Datatype must be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=short |
| * @note vector size supported by the device must be given as a preprocessor argument using -DVECTOR_SIZE=value. e.g. -DDATA_TYPE=4 |
| * @note Leftover vector size has to be passed at compile time using -DVEC_SIZE_LEFTOVER. e.g. -DVECTOR_SIZE=3. It is defined as the remainder between the input's first dimension and VECTOR_SIZE |
| * |
| * @param[out] out_ptr Pointer to the destination tensor. Supported data types: U8/S8/U16/S16/U32/S32/F16/F32. |
| * @param[in] out_stride_x Stride of the destination tensor in X dimension (in bytes) |
| * @param[in] out_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] out_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| */ |
| __kernel void range( |
| VECTOR_DECLARATION(out)) |
| { |
| uint id = max((int)(get_global_id(0) * VECTOR_SIZE - (VECTOR_SIZE - VEC_SIZE_LEFTOVER) % VECTOR_SIZE), 0); |
| __global uchar *dst_ptr = out_ptr + out_offset_first_element_in_bytes + id * sizeof(DATA_TYPE); |
| #if VECTOR_SIZE == 1 |
| DATA_TYPE seq; |
| seq = (DATA_TYPE)START + (DATA_TYPE)id * (DATA_TYPE)STEP; |
| |
| *(__global DATA_TYPE *)dst_ptr = seq; |
| #else // VECTOR_SIZE == 1 |
| VEC_DATA_TYPE(DATA_TYPE, VECTOR_SIZE) |
| seq0 = ((DATA_TYPE)START + (DATA_TYPE)id * (DATA_TYPE)STEP); |
| seq0 = seq0 + STEP_VEC; |
| STORE_VECTOR_SELECT(seq, DATA_TYPE, dst_ptr, VECTOR_SIZE, VEC_SIZE_LEFTOVER, VEC_SIZE_LEFTOVER != 0 && get_global_id(0) == 0) |
| #endif //VECTOR_SIZE == 1 |
| } |
| |
| #else // !defined(OFFSET_OUT) && !defined(SCALE_OUT) |
| |
| #if VECTOR_SIZE == 2 |
| #define STEP_VEC ((VEC_DATA_TYPE(float, 2))(0, STEP)) |
| #elif VECTOR_SIZE == 3 |
| #define STEP_VEC ((VEC_DATA_TYPE(float, 3))(0, STEP, 2 * STEP)) |
| #elif VECTOR_SIZE == 4 |
| #define STEP_VEC ((VEC_DATA_TYPE(float, 4))(0, STEP, 2 * STEP, 3 * STEP)) |
| #elif VECTOR_SIZE == 8 |
| #define STEP_VEC ((VEC_DATA_TYPE(float, 8))(0, STEP, 2 * STEP, 3 * STEP, 4 * STEP, 5 * STEP, 6 * STEP, 7 * STEP)) |
| #elif VECTOR_SIZE == 16 |
| #define STEP_VEC ((VEC_DATA_TYPE(float, 16))(0, STEP, 2 * STEP, 3 * STEP, 4 * STEP, 5 * STEP, 6 * STEP, 7 * STEP, 8 * STEP, 9 * STEP, 10 * STEP, 11 * STEP, 12 * STEP, 13 * STEP, 14 * STEP, 15 * STEP)) |
| #endif // VECTOR_SIZE == 2 |
| |
| #define CONVERT_RTE(x, type) (convert_##type##_rte((x))) |
| #define CONVERT_DOWN(x, type) CONVERT_RTE(x, type) |
| |
| /** Generates a sequence of numbers starting from START and extends by increments of 'STEP' up to but not including 'END'. |
| * |
| * @note starting value of the sequence must be given as a preprocessor argument using -DSTART=value. e.g. -DSTART=0 |
| * @note difference between consequtive elements of the sequence must be given as a preprocessor argument using -DSTEP=value. e.g. -DSTEP=1 |
| * @note Datatype must be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=short |
| * @note vector size supported by the device must be given as a preprocessor argument using -DVECTOR_SIZE=vector_size. e.g. -DDATA_TYPE=4 |
| * @note The quantization offset of the output must be passed at compile time using -DOFFSET_OUT, i.e. -DOFFSET_OUT=10 |
| * @note The quantization scale of the output must be passed at compile time using -DSCALE_OUT, i.e. -DSCALE_OUT=10 |
| * |
| * @param[out] out_ptr Pointer to the destination tensor. Supported data types: QASYMM8. |
| * @param[in] out_stride_x Stride of the destination tensor in X dimension (in bytes) |
| * @param[in] out_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] out_offset_first_element_in_bytes The offset of the first element in the destination tensor |
| */ |
| __kernel void range_quantized( |
| VECTOR_DECLARATION(out)) |
| { |
| uint id = max((int)(get_global_id(0) * VECTOR_SIZE - (VECTOR_SIZE - VEC_SIZE_LEFTOVER) % VECTOR_SIZE), 0); |
| __global uchar *dst_ptr = out_ptr + out_offset_first_element_in_bytes + id * sizeof(DATA_TYPE); |
| #if VECTOR_SIZE == 1 |
| float seq; |
| seq = (float)START + (float)id * (float)STEP; |
| seq = (DATA_TYPE)(int)(seq / ((float)SCALE_OUT) + (float)OFFSET_OUT); |
| seq = max(0.0f, min(seq, 255.0f)); |
| *(__global DATA_TYPE *)dst_ptr = CONVERT_SAT(CONVERT_DOWN(seq, int), DATA_TYPE); |
| #else // VECTOR_SIZE == 1 |
| VEC_DATA_TYPE(float, VECTOR_SIZE) |
| seq = (float)START + id * (float)STEP; |
| seq = seq + STEP_VEC; |
| seq = seq / ((VEC_DATA_TYPE(float, VECTOR_SIZE))((float)SCALE_OUT)) + ((VEC_DATA_TYPE(float, VECTOR_SIZE))((float)OFFSET_OUT)); |
| seq = max((VEC_DATA_TYPE(float, VECTOR_SIZE))(0.0f), min(seq, (VEC_DATA_TYPE(float, VECTOR_SIZE))(255.0f))); |
| VEC_DATA_TYPE(DATA_TYPE, VECTOR_SIZE) |
| res0 = CONVERT_SAT(CONVERT_DOWN(seq, VEC_DATA_TYPE(int, VECTOR_SIZE)), VEC_DATA_TYPE(DATA_TYPE, VECTOR_SIZE)); |
| STORE_VECTOR_SELECT(res, DATA_TYPE, dst_ptr, VECTOR_SIZE, VEC_SIZE_LEFTOVER, VEC_SIZE_LEFTOVER != 0 && get_global_id(0) == 0) |
| #endif // VECTOR_SIZE == 1 |
| } |
| #endif // !defined(OFFSET_OUT) && !defined(SCALE_OUT) |
| |
| #endif // defined(VECTOR_SIZE) && defined(START) && defined(STEP) && defined(DATA_TYPE) && defined(VEC_SIZE_LEFTOVER) |