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_maximum2(xnn_subgraph_t subgraph,uint32_t input1_id,uint32_t input2_id,uint32_t output_id,uint32_t flags)16 enum xnn_status xnn_define_maximum2(
17   xnn_subgraph_t subgraph,
18   uint32_t input1_id,
19   uint32_t input2_id,
20   uint32_t output_id,
21   uint32_t flags)
22 {
23   if ((xnn_params.init_flags & XNN_INIT_FLAG_XNNPACK) == 0) {
24     xnn_log_error("failed to define %s operator: XNNPACK is not initialized",
25       xnn_node_type_to_string(xnn_node_type_maximum2));
26     return xnn_status_uninitialized;
27   }
28 
29   if (input1_id >= subgraph->num_values) {
30     xnn_log_error(
31       "failed to define %s operator with the first input ID #%" PRIu32 ": invalid Value ID",
32       xnn_node_type_to_string(xnn_node_type_maximum2), input1_id);
33     return xnn_status_invalid_parameter;
34   }
35 
36   if (input2_id >= subgraph->num_values) {
37     xnn_log_error(
38       "failed to define %s operator with the second input ID #%" PRIu32 ": invalid Value ID",
39       xnn_node_type_to_string(xnn_node_type_maximum2), input2_id);
40     return xnn_status_invalid_parameter;
41   }
42 
43   if (output_id >= subgraph->num_values) {
44     xnn_log_error(
45       "failed to define %s operator with output ID #%" PRIu32 ": invalid Value ID",
46       xnn_node_type_to_string(xnn_node_type_maximum2), output_id);
47     return xnn_status_invalid_parameter;
48   }
49 
50   struct xnn_node* node = xnn_subgraph_new_node(subgraph);
51   if (node == NULL) {
52     return xnn_status_out_of_memory;
53   }
54 
55   node->type = xnn_node_type_maximum2;
56   node->num_inputs = 2;
57   node->inputs[0] = input1_id;
58   node->inputs[1] = input2_id;
59   node->num_outputs = 1;
60   node->outputs[0] = output_id;
61   node->flags = flags;
62 
63   return xnn_status_success;
64 }
65