1 // Copyright 2020 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 <math.h>
7 #include <stddef.h>
8 #include <stdint.h>
9
10 #include <xnnpack.h>
11 #include <xnnpack/log.h>
12 #include <xnnpack/params.h>
13 #include <xnnpack/subgraph.h>
14
15
xnn_define_fully_connected(xnn_subgraph_t subgraph,float output_min,float output_max,uint32_t input_id,uint32_t filter_id,uint32_t bias_id,uint32_t output_id,uint32_t flags)16 enum xnn_status xnn_define_fully_connected(
17 xnn_subgraph_t subgraph,
18 float output_min,
19 float output_max,
20 uint32_t input_id,
21 uint32_t filter_id,
22 uint32_t bias_id,
23 uint32_t output_id,
24 uint32_t flags)
25 {
26 if ((xnn_params.init_flags & XNN_INIT_FLAG_XNNPACK) == 0) {
27 xnn_log_error("failed to define %s operator: XNNPACK is not initialized",
28 xnn_node_type_to_string(xnn_node_type_fully_connected));
29 return xnn_status_uninitialized;
30 }
31
32 if (isnan(output_min)) {
33 xnn_log_error(
34 "failed to define %s operator with NaN output lower bound: lower bound must be non-NaN",
35 xnn_node_type_to_string(xnn_node_type_fully_connected));
36 return xnn_status_invalid_parameter;
37 }
38
39 if (isnan(output_max)) {
40 xnn_log_error(
41 "failed to define %s operator with NaN output upper bound: upper bound must be non-NaN",
42 xnn_node_type_to_string(xnn_node_type_fully_connected));
43 return xnn_status_invalid_parameter;
44 }
45
46 if (output_min >= output_max) {
47 xnn_log_error(
48 "failed to define %s operator with [%.7g, %.7g] output range: lower bound must be below upper bound",
49 xnn_node_type_to_string(xnn_node_type_fully_connected), output_min, output_max);
50 return xnn_status_invalid_parameter;
51 }
52
53 if (input_id >= subgraph->num_values) {
54 xnn_log_error(
55 "failed to define %s operator with input ID #%" PRIu32 ": invalid Value ID",
56 xnn_node_type_to_string(xnn_node_type_fully_connected), input_id);
57 return xnn_status_invalid_parameter;
58 }
59
60 if (filter_id >= subgraph->num_values) {
61 xnn_log_error(
62 "failed to define %s operator with filter ID #%" PRIu32 ": invalid Value ID",
63 xnn_node_type_to_string(xnn_node_type_fully_connected), filter_id);
64 return xnn_status_invalid_parameter;
65 }
66
67 if (bias_id >= subgraph->num_values) {
68 xnn_log_error(
69 "failed to define %s operator with bias ID #%" PRIu32 ": invalid Value ID",
70 xnn_node_type_to_string(xnn_node_type_fully_connected), bias_id);
71 return xnn_status_invalid_parameter;
72 }
73
74 if (output_id >= subgraph->num_values) {
75 xnn_log_error(
76 "failed to define %s operator with output ID #%" PRIu32 ": invalid Value ID",
77 xnn_node_type_to_string(xnn_node_type_fully_connected), output_id);
78 return xnn_status_invalid_parameter;
79 }
80
81 struct xnn_node* node = xnn_subgraph_new_node(subgraph);
82 if (node == NULL) {
83 return xnn_status_out_of_memory;
84 }
85
86 node->type = xnn_node_type_fully_connected;
87 node->activation.output_min = output_min;
88 node->activation.output_max = output_max;
89 node->num_inputs = 3;
90 node->inputs[0] = input_id;
91 node->inputs[1] = filter_id;
92 node->inputs[2] = bias_id;
93 node->num_outputs = 1;
94 node->outputs[0] = output_id;
95 node->flags = flags;
96
97 return xnn_status_success;
98 }
99