| // Copyright 2020 Google LLC |
| // |
| // This source code is licensed under the BSD-style license found in the |
| // LICENSE file in the root directory of this source tree. |
| |
| #include <math.h> |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include <xnnpack.h> |
| #include <xnnpack/log.h> |
| #include <xnnpack/params.h> |
| #include <xnnpack/subgraph.h> |
| |
| |
| enum xnn_status xnn_define_subtract( |
| xnn_subgraph_t subgraph, |
| float output_min, |
| float output_max, |
| uint32_t input1_id, |
| uint32_t input2_id, |
| uint32_t output_id, |
| uint32_t flags) |
| { |
| if (!xnn_params.initialized) { |
| xnn_log_error("failed to define %s operator: XNNPACK is not initialized", |
| xnn_node_type_to_string(xnn_node_type_subtract)); |
| return xnn_status_uninitialized; |
| } |
| |
| if (isnan(output_min)) { |
| xnn_log_error( |
| "failed to define %s operator with NaN output lower bound: lower bound must be non-NaN", |
| xnn_node_type_to_string(xnn_node_type_subtract)); |
| return xnn_status_invalid_parameter; |
| } |
| |
| if (isnan(output_max)) { |
| xnn_log_error( |
| "failed to define %s operator with NaN output upper bound: upper bound must be non-NaN", |
| xnn_node_type_to_string(xnn_node_type_subtract)); |
| return xnn_status_invalid_parameter; |
| } |
| |
| if (output_min >= output_max) { |
| xnn_log_error( |
| "failed to define %s operator with [%.7g, %.7g] output range: lower bound must be below upper bound", |
| xnn_node_type_to_string(xnn_node_type_subtract), output_min, output_max); |
| return xnn_status_invalid_parameter; |
| } |
| |
| if (input1_id >= subgraph->num_values) { |
| xnn_log_error( |
| "failed to define %s operator with the first input ID #%" PRIu32 ": invalid Value ID", |
| xnn_node_type_to_string(xnn_node_type_subtract), input1_id); |
| return xnn_status_invalid_parameter; |
| } |
| |
| if (input2_id >= subgraph->num_values) { |
| xnn_log_error( |
| "failed to define %s operator with the second input ID #%" PRIu32 ": invalid Value ID", |
| xnn_node_type_to_string(xnn_node_type_subtract), input2_id); |
| return xnn_status_invalid_parameter; |
| } |
| |
| if (output_id >= subgraph->num_values) { |
| xnn_log_error( |
| "failed to define %s operator with output ID #%" PRIu32 ": invalid Value ID", |
| xnn_node_type_to_string(xnn_node_type_subtract), output_id); |
| return xnn_status_invalid_parameter; |
| } |
| |
| struct xnn_node* node = xnn_subgraph_new_node(subgraph); |
| if (node == NULL) { |
| return xnn_status_out_of_memory; |
| } |
| |
| node->type = xnn_node_type_subtract; |
| node->activation.output_min = output_min; |
| node->activation.output_max = output_max; |
| node->num_inputs = 2; |
| node->inputs[0] = input1_id; |
| node->inputs[1] = input2_id; |
| node->num_outputs = 1; |
| node->outputs[0] = output_id; |
| node->flags = flags; |
| |
| return xnn_status_success; |
| } |