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Diffstat (limited to 'src/core/CL/cl_kernels/pooling_layer_quantized.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/pooling_layer_quantized.cl | 266 |
1 files changed, 0 insertions, 266 deletions
diff --git a/src/core/CL/cl_kernels/pooling_layer_quantized.cl b/src/core/CL/cl_kernels/pooling_layer_quantized.cl deleted file mode 100644 index d8cef2b4e6..0000000000 --- a/src/core/CL/cl_kernels/pooling_layer_quantized.cl +++ /dev/null @@ -1,266 +0,0 @@ -/* - * Copyright (c) 2017-2020 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(DATA_TYPE) && defined(INITIAL_VALUE) -#define VEC_TYPE(VEC_SIZE) VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - -#if defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) -#define VEC_FLOAT(VEC_SIZE) VEC_DATA_TYPE(float, VEC_SIZE) -#define VEC_INT(VEC_SIZE) VEC_DATA_TYPE(int, VEC_SIZE) -#define CONVERT_RTE(x, type) (convert_##type##_rte((x))) -#define CONVERT_DOWN(x, type) CONVERT_RTE(x, type) -#define REQUANTIZE(VEC_SIZE, input, in_offset, out_offset, in_scale, out_scale, res) \ - { \ - 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); \ - const VEC_FLOAT(VEC_SIZE) out_f32 = in_f32 / ((VEC_FLOAT(VEC_SIZE))(float)out_scale) + ((VEC_FLOAT(VEC_SIZE))((float)out_offset)); \ - res = CONVERT_SAT(CONVERT_DOWN(out_f32, VEC_INT(VEC_SIZE)), VEC_TYPE(VEC_SIZE)); \ - } -#endif /* defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) */ - -#if defined(POOL_AVG) -#define POOL_OP(x, y) ((x) + (y)) -#else /* defined(POOL_AVG) */ -#define POOL_OP(x, y) (max((x), (y))) -#endif /* defined(POOL_AVG) */ - -#define DIV_OP(x, y) (x * (1.f / y)) - -#if defined(POOL_L2) -#error "L2 pooling is not supported" -#endif /* defined(POOL_L2) */ - -int calculate_avg_scale(const int pool_size_x, const int pool_size_y, const int upper_bound_w, const int upper_bound_h, - const int pad_x, const int pad_y, const int stride_x, const int stride_y) -{ - int start_x = get_global_id(0) * stride_x - pad_x; - int start_y = get_global_id(1) * stride_y - pad_y; - const int end_x = min(start_x + pool_size_x, upper_bound_w); - const int end_y = min(start_y + pool_size_y, upper_bound_h); -#if defined(EXCLUDE_PADDING) - start_x = max(0, start_x); - start_y = max(0, start_y); -#endif /* defined(EXCLUDE_PADDING) */ - return ((end_y - start_y) * (end_x - start_x)); -} - -/** Performs a pooling function of pool size equal to N (NCHW) - * - * @note Pool sizes must be passed using -DPOOL_SIZE_X and -DPOOL_SIZE_Y e.g. -DPOOL_SIZE_X=13; - * @note In case of average pooling the following information must be passed at compile time: - * -DPOOL_AVG must be provided otherwise max pooling will be performed. - * -DMAX_WIDTH and -DMAX_HEIGHT which are the maximum accessible indeces in x and y dimensions (width + pad) - * -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions - * -DPAD_X and -DPAD_Y which are the pooling paddings in x and y dimension - * @note Input data type must be passed at compile time using -DDAT_TYPE=type, e.g. -DDATA_TYPE=uchar - * @note The initial value for the pooling operation must be passed at compile time using -DINITIAL_VALUE e.g. -DINITIAL_VALUE=0 - * - * @param[in] input_ptr Pointer to the source image. Supported data types: QASYMM8/QASYMM8_SIGNED - * @param[in] input_stride_x Stride of the source image in X dimension (in bytes) - * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) - * @param[in] input_stride_y Stride of the source image in Y dimension (in bytes) - * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) - * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) - * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) - * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source image - * @param[out] output_ptr Pointer to the destination image. Supported data types: same as @p input_ptr - * @param[in] output_stride_x Stride of the destination image in X dimension (in bytes) - * @param[in] output_step_x output_stride_x * number of elements along X processed per workitem(in bytes) - * @param[in] output_stride_y Stride of the destination image in Y dimension (in bytes) - * @param[in] output_step_y output_stride_y * number of elements along Y processed per workitem(in bytes) - * @param[in] output_stride_z Stride of the source tensor in Z dimension (in bytes) - * @param[in] output_step_z output_stride_z * number of elements along Z processed per workitem(in bytes) - * @param[in] output_offset_first_element_in_bytes The offset of the first element in the destination image - */ -__kernel void pooling_layer_MxN_quantized_nchw( - TENSOR3D_DECLARATION(input), - TENSOR3D_DECLARATION(output)) -{ - // Get pixels pointer - Tensor3D input = CONVERT_TO_TENSOR3D_STRUCT(input); - Tensor3D output = CONVERT_TO_TENSOR3D_STRUCT(output); - - int8 vdata = INITIAL_VALUE; - int sdata = INITIAL_VALUE; - - // Load data - for(int y = 0; y < POOL_SIZE_Y; y++) - { - int x = 0; - for(; x <= ((int)POOL_SIZE_X - 8); x += 8) - { - VEC_TYPE(8) - data = vload8(0, (__global DATA_TYPE *)tensor3D_offset(&input, x, y, 0)); - int8 data0 = convert_int8(data); - vdata = POOL_OP(vdata, data0); - } - - // Leftover - for(; x < (int)POOL_SIZE_X; ++x) - { - DATA_TYPE data = *((__global DATA_TYPE *)tensor3D_offset(&input, x, y, 0)); - int data0 = convert_int(data); - sdata = POOL_OP(sdata, data0); - } - } - - // Reduce result - int4 reduce4 = POOL_OP(vdata.s0123, vdata.s4567); - int2 reduce2 = POOL_OP(reduce4.s01, reduce4.s23); - int res = POOL_OP(reduce2.s0, reduce2.s1); - res = POOL_OP(res, sdata); - -#if defined(POOL_AVG) - res = round(DIV_OP(res, calculate_avg_scale(POOL_SIZE_X, POOL_SIZE_Y, MAX_WIDTH, MAX_HEIGHT, PAD_X, PAD_Y, STRIDE_X, STRIDE_Y))); -#endif /* defined(POOL_AVG) */ - - DATA_TYPE result_q8 = CONVERT(res, DATA_TYPE); - -#if defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) - - const float result_f32 = convert_float(result_q8); - const float input_offset = (float)OFFSET_IN1; - const float input_scale = (float)SCALE_IN1; - const float scale_out = (float)SCALE_OUT; - const float offset_out = (float)OFFSET_OUT; - const float in_f32 = (result_f32 - input_offset) * input_scale; - const float out_f32 = in_f32 / scale_out + offset_out; - result_q8 = CONVERT_SAT(convert_int_rte(out_f32), DATA_TYPE); - -#endif /* defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) */ - - *(__global DATA_TYPE *)output.ptr = result_q8; -} - -#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) -/** Performs pooling layer of size equal to MxN. This OpenCL kernel can perform the following pooling types: - * -# max, -DPOOL_MAX must be passed at compile time - * -# average, -DPOOL_AVG must be passed at compile time. If padding has to be expluded, -DEXCLUDE_PADDING should be passed at compile time - * - * @note Datatype must be passed at compile type using -DDATA_TYPE e.g. -DDATA_TYPE=uchar. Supported data types are QASYMM8/QASYMM8_SIGNED - * @note Accumulation data type must be passed at compile time using -DACC_DATA_TYPE e.g. -DACC_DATA_TYPE=int - * @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 - * @note Input tensor width and height must be passed at compile time using -DSRC_WIDTH and -DSRC_HEIGHT - * @note Output tensor height, channels and batch size must be passed at compile time using -DDST_HEIGHT, -DDST_CHANNELS and -DDST_BATCH_SIZE - * @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 - * @note Pool pads must be passed at compile time using -DPAD_X and -DPAD_Y - * @note Vector size must be passed at compile time using -DVEC_SIZE=size. e.g. -DVEC_SIZE=16 - * @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 - * @note The initial value for the pooling operation must be passed at compile time using -DINITIAL_VALUE e.g. -DINITIAL_VALUE=0 - * @note If the output has be requantized, -DOFFSET_IN1, -DOFFSET_OUT, -DSCALE_IN1 and -DSCALE_OUT muste be passed at compile time - * - * @param[in] input_ptr Pointer to the source image. Supported data types: QASYMM8/QASYMM8_SIGNED - * @param[in] input_stride_x Stride of the source image in X dimension (in bytes) - * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) - * @param[in] input_stride_y Stride of the source image in Y dimension (in bytes) - * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) - * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) - * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) - * @param[in] input_stride_w Stride of the source tensor in W dimension (in bytes) - * @param[in] input_step_w input_stride_w * number of elements along W processed per workitem(in bytes) - * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source image - * @param[out] output_ptr Pointer to the destination image. Supported data types: same as @p input_ptr - * @param[in] output_stride_x Stride of the destination tensor in X dimension (in bytes) - * @param[in] output_step_x output_stride_x * number of elements along X processed per workitem(in bytes) - * @param[in] output_stride_y Stride of the destination tensor in Y dimension (in bytes) - * @param[in] output_step_y output_stride_y * number of elements along Y processed per workitem(in bytes) - * @param[in] output_stride_z Stride of the destination tensor in Z dimension (in bytes) - * @param[in] output_step_z output_stride_z * number of elements along Z processed per workitem(in bytes) - * @param[in] output_stride_w Stride of the destination tensor in W dimension (in bytes) - * @param[in] output_step_w output_stride_w * number of elements along W processed per workitem(in bytes) - * @param[in] output_offset_first_element_in_bytes The offset of the first element in the destination image - */ -__kernel void pooling_layer_MxN_quantized_nhwc( - TENSOR4D_DECLARATION(input), - TENSOR4D_DECLARATION(output)) -{ - // 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 - // 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 - int offset_c = max((int)(get_global_id(0) * VEC_SIZE - (VEC_SIZE - VEC_SIZE_LEFTOVER) % VEC_SIZE), 0) * sizeof(DATA_TYPE); - int idx_out_w = get_global_id(1); -#if DST_BATCH_SIZE != 1 - // If batch size != 1, the batch size dimension is collapsed over the height dimension - int idx_out_h = get_global_id(2) % DST_HEIGHT; - int idx_out_n = get_global_id(2) / DST_HEIGHT; -#else //DST_BATCH_SIZE != 1 - int idx_out_h = get_global_id(2); - int idx_out_n = 0; -#endif // DST_BATCH_SIZE != 1 - - int idx_in_w = idx_out_w * STRIDE_X - PAD_X; - int idx_in_h = idx_out_h * STRIDE_Y - PAD_Y; - - __global unsigned char *in_base_ptr = input_ptr + input_offset_first_element_in_bytes + offset_c + idx_out_n * input_stride_w; - - __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; - - int pool_x_s = max((int)0, -idx_in_w); - int pool_x_e = min((int)POOL_SIZE_X, (int)SRC_WIDTH - idx_in_w); - int pool_y_s = max((int)0, -idx_in_h); - int pool_y_e = min((int)POOL_SIZE_Y, (int)SRC_HEIGHT - idx_in_h); - -#if defined(POOL_AVG) && defined(EXCLUDE_PADDING) - int filter_size = 0; -#elif defined(POOL_AVG) && !defined(EXCLUDE_PADDING) // defined(POOL_AVG) && defined(EXCLUDE_PADDING) - int filter_size = POOL_SIZE_X * POOL_SIZE_Y; -#endif // defined(POOL_AVG) && !defined(EXCLUDE_PADDING) - - VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE) - res0 = INITIAL_VALUE; - - for(int y = pool_y_s; y < pool_y_e; ++y) - { - for(int x = pool_x_s; x < pool_x_e; ++x) - { - VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - data; - VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE) - data0; - - 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)); - data0 = CONVERT(data, VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE)); - - res0 = POOL_OP(res0, data0); - -#if defined(POOL_AVG) && defined(EXCLUDE_PADDING) - filter_size++; -#endif // defined(POOL_AVG) && defined(EXCLUDE_PADDING) - } - } - -#if defined(POOL_AVG) - res0 = (res0 + (VEC_DATA_TYPE(ACC_DATA_TYPE, VEC_SIZE))(filter_size >> 1)) / filter_size; -#endif // defined(POOL_AVG) - - VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - out_q0 = CONVERT(res0, VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE)); -#if defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) - REQUANTIZE(VEC_SIZE, out_q0, OFFSET_IN1, OFFSET_OUT, SCALE_IN1, SCALE_OUT, out_q0); -#endif /* defined(OFFSET_IN1) && defined(OFFSET_OUT) && defined(SCALE_IN1) && defined(SCALE_OUT) */ - - // Store result - STORE_VECTOR_SELECT(out_q, DATA_TYPE, out_base_ptr, VEC_SIZE, VEC_SIZE_LEFTOVER, ((VEC_SIZE_LEFTOVER != 0) && get_global_id(0) == 0)); -} -#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) -#endif // defined(DATA_TYPE) && defined(INITIAL_VALUE)
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