Anton Lokhmotov | af6204c | 2017-11-08 09:34:19 +0000 | [diff] [blame] | 1 | /* |
Adnan AlSinan | 7075fe2 | 2021-07-05 13:12:52 +0100 | [diff] [blame] | 2 | * Copyright (c) 2017-2021 Arm Limited. |
Anton Lokhmotov | af6204c | 2017-11-08 09:34:19 +0000 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #include "helpers.h" |
| 25 | |
Michele Di Giorgio | cbbed28 | 2019-12-20 13:26:08 +0000 | [diff] [blame] | 26 | #if defined(DATA_TYPE) && defined(INITIAL_VALUE) |
| 27 | #define VEC_TYPE(VEC_SIZE) VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) |
| 28 | |
Pablo Tello | a52e4cf | 2019-04-01 14:55:18 +0100 | [diff] [blame] | 29 | #if defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) |
Michele Di Giorgio | cbbed28 | 2019-12-20 13:26:08 +0000 | [diff] [blame] | 30 | #define VEC_FLOAT(VEC_SIZE) VEC_DATA_TYPE(float, VEC_SIZE) |
Michalis Spyrou | 4335a8c | 2019-04-05 16:41:30 +0100 | [diff] [blame] | 31 | #define VEC_INT(VEC_SIZE) VEC_DATA_TYPE(int, VEC_SIZE) |
Michalis Spyrou | 4335a8c | 2019-04-05 16:41:30 +0100 | [diff] [blame] | 32 | #define CONVERT_RTE(x, type) (convert_##type##_rte((x))) |
Pablo Tello | a52e4cf | 2019-04-01 14:55:18 +0100 | [diff] [blame] | 33 | #define CONVERT_DOWN(x, type) CONVERT_RTE(x, type) |
| 34 | #define REQUANTIZE(VEC_SIZE, input, in_offset, out_offset, in_scale, out_scale, res) \ |
| 35 | { \ |
| 36 | const VEC_FLOAT(VEC_SIZE) in_f32 = (CONVERT(input, VEC_FLOAT(VEC_SIZE)) - (VEC_FLOAT(VEC_SIZE))((float)in_offset)) * (VEC_FLOAT(VEC_SIZE))((float)in_scale); \ |
| 37 | const VEC_FLOAT(VEC_SIZE) out_f32 = in_f32 / ((VEC_FLOAT(VEC_SIZE))(float)out_scale) + ((VEC_FLOAT(VEC_SIZE))((float)out_offset)); \ |
Michele Di Giorgio | cbbed28 | 2019-12-20 13:26:08 +0000 | [diff] [blame] | 38 | res = CONVERT_SAT(CONVERT_DOWN(out_f32, VEC_INT(VEC_SIZE)), VEC_TYPE(VEC_SIZE)); \ |
Pablo Tello | a52e4cf | 2019-04-01 14:55:18 +0100 | [diff] [blame] | 39 | } |
| 40 | #endif /* defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) */ |
| 41 | |
Anton Lokhmotov | af6204c | 2017-11-08 09:34:19 +0000 | [diff] [blame] | 42 | #if defined(POOL_AVG) |
| 43 | #define POOL_OP(x, y) ((x) + (y)) |
| 44 | #else /* defined(POOL_AVG) */ |
| 45 | #define POOL_OP(x, y) (max((x), (y))) |
| 46 | #endif /* defined(POOL_AVG) */ |
| 47 | |
| 48 | #define DIV_OP(x, y) (x * (1.f / y)) |
| 49 | |
| 50 | #if defined(POOL_L2) |
| 51 | #error "L2 pooling is not supported" |
| 52 | #endif /* defined(POOL_L2) */ |
| 53 | |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 54 | #if defined(VEC_SIZE) && defined(VEC_SIZE_LEFTOVER) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(DST_CHANNELS) && defined(DST_HEIGHT) && defined(DST_BATCH_SIZE) && defined(ACC_DATA_TYPE) |
| 55 | /** Performs pooling layer of size equal to MxN. This OpenCL kernel can perform the following pooling types: |
| 56 | * -# max, -DPOOL_MAX must be passed at compile time |
| 57 | * -# average, -DPOOL_AVG must be passed at compile time. If padding has to be expluded, -DEXCLUDE_PADDING should be passed at compile time |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 58 | * |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 59 | * @note Datatype must be passed at compile type using -DDATA_TYPE e.g. -DDATA_TYPE=uchar. Supported data types are QASYMM8/QASYMM8_SIGNED |
| 60 | * @note Accumulation data type must be passed at compile time using -DACC_DATA_TYPE e.g. -DACC_DATA_TYPE=int |
| 61 | * @note Pool size must be passed at compile time using -DPOOL_SIZE_X and -DPOOL_SIZE_Y. e.g. -DPOOL_SIZE_X=4, -DPOOL_SIZE_Y=4 |
| 62 | * @note Input tensor width and height must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT |
| 63 | * @note Output tensor height, channels and batch size must be passed at compile time using -DDST_HEIGHT, -DDST_CHANNELS and -DDST_BATCH_SIZE |
| 64 | * @note Pool strides must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions |
| 65 | * @note Pool pads must be passed at compile time using -DPAD_X and -DPAD_Y |
| 66 | * @note Vector size must be passed at compile time using -DVEC_SIZE=size. e.g. -DVEC_SIZE=16 |
| 67 | * @note Leftover vector size must be passed at compile time using -DVEC_SIZE_LEFTOVER. e.g. -DVEC_SIZE_LEFTOVER=3. It is defined as the remainder between the input's first dimension and VEC_SIZE |
Michele Di Giorgio | cbbed28 | 2019-12-20 13:26:08 +0000 | [diff] [blame] | 68 | * @note The initial value for the pooling operation must be passed at compile time using -DINITIAL_VALUE e.g. -DINITIAL_VALUE=0 |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 69 | * @note If the output has be requantized, -DOFFSET_IN1, -DOFFSET_OUT, -DSCALE_IN1 and -DSCALE_OUT muste be passed at compile time |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 70 | * |
Michele Di Giorgio | cbbed28 | 2019-12-20 13:26:08 +0000 | [diff] [blame] | 71 | * @param[in] input_ptr Pointer to the source image. Supported data types: QASYMM8/QASYMM8_SIGNED |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 72 | * @param[in] input_stride_x Stride of the source image in X dimension (in bytes) |
| 73 | * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) |
| 74 | * @param[in] input_stride_y Stride of the source image in Y dimension (in bytes) |
| 75 | * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) |
| 76 | * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 77 | * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 78 | * @param[in] input_stride_w Stride of the source tensor in W dimension (in bytes) |
| 79 | * @param[in] input_step_w input_stride_w * number of elements along W processed per workitem(in bytes) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 80 | * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source image |
| 81 | * @param[out] output_ptr Pointer to the destination image. Supported data types: same as @p input_ptr |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 82 | * @param[in] output_stride_x Stride of the destination tensor in X dimension (in bytes) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 83 | * @param[in] output_step_x output_stride_x * number of elements along X processed per workitem(in bytes) |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 84 | * @param[in] output_stride_y Stride of the destination tensor in Y dimension (in bytes) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 85 | * @param[in] output_step_y output_stride_y * number of elements along Y processed per workitem(in bytes) |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 86 | * @param[in] output_stride_z Stride of the destination tensor in Z dimension (in bytes) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 87 | * @param[in] output_step_z output_stride_z * number of elements along Z processed per workitem(in bytes) |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 88 | * @param[in] output_stride_w Stride of the destination tensor in W dimension (in bytes) |
| 89 | * @param[in] output_step_w output_stride_w * number of elements along W processed per workitem(in bytes) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 90 | * @param[in] output_offset_first_element_in_bytes The offset of the first element in the destination image |
| 91 | */ |
| 92 | __kernel void pooling_layer_MxN_quantized_nhwc( |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 93 | TENSOR4D_DECLARATION(input), |
| 94 | TENSOR4D_DECLARATION(output)) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 95 | { |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 96 | // Note: If C is not multiple of VEC_SIZE, we shift back of VEC_SIZE_LEFTOVER elements to compute the leftover elements for get_global_id(0) == 0 |
| 97 | // Note: If C is less than VEC_SIZE, VEC_SIZE should be SHRINKED to the closest smaller VEC_SIZE. This operation is performed on the host side |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 98 | int offset_c = max((int)(get_global_id(0) * VEC_SIZE - (VEC_SIZE - VEC_SIZE_LEFTOVER) % VEC_SIZE), 0) * sizeof(DATA_TYPE); |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 99 | int idx_out_w = get_global_id(1); |
| 100 | #if DST_BATCH_SIZE != 1 |
| 101 | // If batch size != 1, the batch size dimension is collapsed over the height dimension |
| 102 | int idx_out_h = get_global_id(2) % DST_HEIGHT; |
| 103 | int idx_out_n = get_global_id(2) / DST_HEIGHT; |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 104 | #else //DST_BATCH_SIZE != 1 |
| 105 | int idx_out_h = get_global_id(2); |
| 106 | int idx_out_n = 0; |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 107 | #endif // DST_BATCH_SIZE != 1 |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 108 | |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 109 | int idx_in_w = idx_out_w * STRIDE_X - PAD_X; |
| 110 | int idx_in_h = idx_out_h * STRIDE_Y - PAD_Y; |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 111 | |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 112 | __global unsigned char *in_base_ptr = input_ptr + input_offset_first_element_in_bytes + offset_c + idx_out_n * input_stride_w; |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 113 | |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 114 | __global unsigned char *out_base_ptr = output_ptr + output_offset_first_element_in_bytes + offset_c + idx_out_w * output_stride_y + idx_out_h * output_stride_z + idx_out_n * output_stride_w; |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 115 | |
| 116 | int pool_x_s = max((int)0, -idx_in_w); |
| 117 | int pool_x_e = min((int)POOL_SIZE_X, (int)SRC_WIDTH - idx_in_w); |
| 118 | int pool_y_s = max((int)0, -idx_in_h); |
| 119 | int pool_y_e = min((int)POOL_SIZE_Y, (int)SRC_HEIGHT - idx_in_h); |
| 120 | |
| 121 | #if defined(POOL_AVG) && defined(EXCLUDE_PADDING) |
| 122 | int filter_size = 0; |
| 123 | #elif defined(POOL_AVG) && !defined(EXCLUDE_PADDING) // defined(POOL_AVG) && defined(EXCLUDE_PADDING) |
| 124 | int filter_size = POOL_SIZE_X * POOL_SIZE_Y; |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 125 | #endif // defined(POOL_AVG) && !defined(EXCLUDE_PADDING) |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 126 | |
| 127 | VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE) |
| 128 | res0 = INITIAL_VALUE; |
| 129 | |
| 130 | for(int y = pool_y_s; y < pool_y_e; ++y) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 131 | { |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 132 | for(int x = pool_x_s; x < pool_x_e; ++x) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 133 | { |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 134 | VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) |
| 135 | data; |
| 136 | VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE) |
| 137 | data0; |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 138 | |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 139 | data = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)(in_base_ptr + (x + idx_in_w) * input_stride_y + (y + idx_in_h) * input_stride_z)); |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 140 | data0 = CONVERT(data, VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE)); |
Georgios Pinitas | 89d7173 | 2018-10-29 20:07:15 +0000 | [diff] [blame] | 141 | |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 142 | res0 = POOL_OP(res0, data0); |
| 143 | |
| 144 | #if defined(POOL_AVG) && defined(EXCLUDE_PADDING) |
| 145 | filter_size++; |
| 146 | #endif // defined(POOL_AVG) && defined(EXCLUDE_PADDING) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 147 | } |
| 148 | } |
| 149 | |
| 150 | #if defined(POOL_AVG) |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 151 | res0 = (res0 + (VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE))(filter_size >> 1)) / filter_size; |
| 152 | #endif // defined(POOL_AVG) |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 153 | |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 154 | VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) |
| 155 | out_q0 = CONVERT(res0, VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)); |
Pablo Tello | a52e4cf | 2019-04-01 14:55:18 +0100 | [diff] [blame] | 156 | #if defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 157 | REQUANTIZE(VEC_SIZE, out_q0, OFFSET_IN1, OFFSET_OUT, SCALE_IN1, SCALE_OUT, out_q0); |
Pablo Tello | a52e4cf | 2019-04-01 14:55:18 +0100 | [diff] [blame] | 158 | #endif /* defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) */ |
| 159 | |
Michalis Spyrou | e74b201 | 2018-04-18 09:49:16 +0100 | [diff] [blame] | 160 | // Store result |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 161 | STORE_VECTOR_SELECT(out_q, DATA_TYPE, out_base_ptr, VEC_SIZE, VEC_SIZE_LEFTOVER, ((VEC_SIZE_LEFTOVER != 0) && get_global_id(0) == 0)); |
Pablo Tello | a52e4cf | 2019-04-01 14:55:18 +0100 | [diff] [blame] | 162 | } |
Giorgio Arena | 2d1a835 | 2020-10-26 15:04:08 +0000 | [diff] [blame] | 163 | #endif // defined(VEC_SIZE) && defined(VEC_SIZE_LEFTOVER) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(DST_CHANNELS) && defined(DST_HEIGHT) && defined(DST_BATCH_SIZE) && defined(ACC_DATA_TYPE) |
Gian Marco Iodice | 7333e1f | 2020-10-08 10:25:49 +0100 | [diff] [blame] | 164 | #endif // defined(DATA_TYPE) && defined(INITIAL_VALUE) |