XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 1 | // Copyright 2019 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | #include <assert.h> |
| 7 | #include <math.h> |
| 8 | #include <stddef.h> |
| 9 | #include <stdint.h> |
| 10 | #include <stdlib.h> |
| 11 | |
| 12 | #include <xnnpack.h> |
| 13 | #include <xnnpack/allocator.h> |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 14 | #include <xnnpack/log.h> |
Marat Dukhan | eeaa7bd | 2019-10-25 17:31:25 -0700 | [diff] [blame^] | 15 | #include <xnnpack/operator.h> |
| 16 | #include <xnnpack/params-init.h> |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 17 | #include <xnnpack/params.h> |
| 18 | |
| 19 | |
| 20 | enum xnn_status xnn_create_global_average_pooling_spnchw_f32( |
| 21 | size_t channels, |
| 22 | float output_min, |
| 23 | float output_max, |
| 24 | uint32_t flags, |
| 25 | xnn_operator_t* global_average_pooling_op_out) |
| 26 | { |
| 27 | xnn_operator_t global_average_pooling_op = NULL; |
| 28 | enum xnn_status status = xnn_status_uninitialized; |
| 29 | |
| 30 | if (!xnn_params.initialized) { |
| 31 | xnn_log_error("failed to create Global Average Pooling operator: XNNPACK is not initialized"); |
| 32 | goto error; |
| 33 | } |
| 34 | |
| 35 | status = xnn_status_invalid_parameter; |
| 36 | |
| 37 | if (channels == 0) { |
| 38 | xnn_log_error( |
| 39 | "failed to create Global Average Pooling operator with %zu channels: number of channels must be non-zero", |
| 40 | channels); |
| 41 | goto error; |
| 42 | } |
| 43 | |
| 44 | if (isnan(output_min)) { |
| 45 | xnn_log_error( |
| 46 | "failed to create Global Average Pooling operator with NaN output lower bound: lower bound must be non-NaN"); |
| 47 | goto error; |
| 48 | } |
| 49 | |
| 50 | if (isnan(output_max)) { |
| 51 | xnn_log_error( |
| 52 | "failed to create Global Average Pooling operator with NaN output upper bound: upper bound must be non-NaN"); |
| 53 | goto error; |
| 54 | } |
| 55 | |
| 56 | if (output_min >= output_max) { |
| 57 | xnn_log_error( |
| 58 | "failed to create Global Average Pooling operator with [%.7g, %.7g] output range: " |
| 59 | "lower bound must be below upper bound", |
| 60 | output_min, output_max); |
| 61 | goto error; |
| 62 | } |
| 63 | |
| 64 | status = xnn_status_unsupported_parameter; |
| 65 | if (xnn_params.f32.spchw_gavgpool.ukernel == NULL) { |
| 66 | xnn_log_error( |
| 67 | "failed to create Global Average Pooling operator: " |
| 68 | "only selected configurations parameters are supported"); |
| 69 | goto error; |
| 70 | } |
| 71 | |
| 72 | status = xnn_status_out_of_memory; |
| 73 | |
| 74 | global_average_pooling_op = xnn_allocate_zero_memory(sizeof(struct xnn_operator)); |
| 75 | if (global_average_pooling_op == NULL) { |
| 76 | xnn_log_error("failed to allocate %zu bytes for Global Average Pooling operator descriptor", sizeof(struct xnn_operator)); |
| 77 | goto error; |
| 78 | } |
| 79 | |
| 80 | global_average_pooling_op->channels = channels; |
Marat Dukhan | eeaa7bd | 2019-10-25 17:31:25 -0700 | [diff] [blame^] | 81 | global_average_pooling_op->f32_gavgpool_params = xnn_init_f32_gavgpool_params(nanf(""), output_min, output_max, 0); |
XNNPACK Team | b455b12 | 2019-09-27 18:10:33 -0700 | [diff] [blame] | 82 | |
| 83 | global_average_pooling_op->type = xnn_operator_type_global_average_pooling_spnchw_f32; |
| 84 | global_average_pooling_op->ukernel.type = xnn_ukernel_type_global_average_pooling; |
| 85 | |
| 86 | global_average_pooling_op->state = xnn_run_state_invalid; |
| 87 | |
| 88 | *global_average_pooling_op_out = global_average_pooling_op; |
| 89 | return xnn_status_success; |
| 90 | |
| 91 | error: |
| 92 | xnn_delete_operator(global_average_pooling_op); |
| 93 | return status; |
| 94 | } |
| 95 | |
| 96 | enum xnn_status xnn_setup_global_average_pooling_spnchw_f32( |
| 97 | xnn_operator_t global_average_pooling_op, |
| 98 | size_t batch_size, |
| 99 | size_t height, |
| 100 | size_t width, |
| 101 | const float* input, |
| 102 | float* output, |
| 103 | pthreadpool_t threadpool) |
| 104 | { |
| 105 | if (global_average_pooling_op->type != xnn_operator_type_global_average_pooling_spnchw_f32) { |
| 106 | xnn_log_error("failed to setup Global Average Pooling (F32, SpNCHW) operator: operator type mismatch"); |
| 107 | return xnn_status_invalid_parameter; |
| 108 | } |
| 109 | global_average_pooling_op->state = xnn_run_state_invalid; |
| 110 | |
| 111 | if (!xnn_params.initialized) { |
| 112 | xnn_log_error("failed to setup Global Average Pooling operator: XNNPACK is not initialized"); |
| 113 | return xnn_status_uninitialized; |
| 114 | } |
| 115 | |
| 116 | if (height == 0) { |
| 117 | xnn_log_error("failed to setup Global Average Pooling operator with height %zu: height must be non-zero", height); |
| 118 | return xnn_status_invalid_parameter; |
| 119 | } |
| 120 | |
| 121 | if (width == 0) { |
| 122 | xnn_log_error("failed to setup Global Average Pooling operator with width %zu: width must be non-zero", width); |
| 123 | return xnn_status_invalid_parameter; |
| 124 | } |
| 125 | |
| 126 | if (batch_size == 0) { |
| 127 | global_average_pooling_op->state = xnn_run_state_skip; |
| 128 | return xnn_status_success; |
| 129 | } |
| 130 | |
| 131 | global_average_pooling_op->batch_size = batch_size; |
| 132 | global_average_pooling_op->input_height = height; |
| 133 | global_average_pooling_op->input_width = width; |
| 134 | global_average_pooling_op->input = input; |
| 135 | global_average_pooling_op->output = output; |
| 136 | |
| 137 | xnn_update_f32_gavgpool_params(&global_average_pooling_op->f32_gavgpool_params, |
| 138 | 1.0f / (float) (width * height), width * height); |
| 139 | |
| 140 | global_average_pooling_op->context.global_average_pooling_spnchw = (struct global_average_pooling_spnchw_context) { |
| 141 | .input_elements = width * height * sizeof(float), |
| 142 | .input = input, |
| 143 | .input_channel_stride = width * height * sizeof(float), |
| 144 | .input_batch_stride = global_average_pooling_op->channels * width * height * sizeof(float), |
| 145 | .output = output, |
| 146 | .output_channel_stride = sizeof(float), |
| 147 | .output_batch_stride = global_average_pooling_op->channels * sizeof(float), |
| 148 | .ukernel = xnn_params.f32.spchw_gavgpool.ukernel, |
| 149 | .params.f32 = global_average_pooling_op->f32_gavgpool_params, |
| 150 | }; |
| 151 | |
| 152 | global_average_pooling_op->compute.type = xnn_parallelization_type_2d_tile_1d; |
| 153 | global_average_pooling_op->compute.task_2d_tile_1d = |
| 154 | (pthreadpool_task_2d_tile_1d_t) xnn_compute_global_average_pooling_spnchw; |
| 155 | global_average_pooling_op->compute.range[0] = batch_size; |
| 156 | global_average_pooling_op->compute.range[1] = global_average_pooling_op->channels; |
| 157 | global_average_pooling_op->compute.tile[0] = global_average_pooling_op->channels; //xnn_params.f32.spchw_gavgpool.channel_tile; |
| 158 | |
| 159 | global_average_pooling_op->state = xnn_run_state_ready; |
| 160 | |
| 161 | return xnn_status_success; |
| 162 | } |