on_device.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
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#ifndef TVM_RELAY_ATTRS_ON_DEVICE_H_
#define TVM_RELAY_ATTRS_ON_DEVICE_H_
 
#include <tvm/ir/attrs.h>
#include <tvm/target/virtual_device.h>
 
#include <string>
 
namespace tvm {
namespace relay {
 
struct OnDeviceAttrs : public tvm::AttrsNode<OnDeviceAttrs> {
  VirtualDevice virtual_device = VirtualDevice::FullyUnconstrained();
 
  bool constrain_result = false;
 
  bool constrain_body = true;
 
  bool is_fixed() const { return constrain_result && constrain_body; }
 
  bool is_normal() const { return !constrain_result && constrain_body; }
 
  TVM_DECLARE_ATTRS(OnDeviceAttrs, "relay.attrs.OnDeviceAttrs") {
    TVM_ATTR_FIELD(virtual_device)
        .describe("The (virtual) device to constrain to.")
        .set_default(VirtualDevice::FullyUnconstrained());
    TVM_ATTR_FIELD(constrain_result)
        .describe("Whether the constraint applies to the overall expression")
        .set_default(false);
    TVM_ATTR_FIELD(constrain_body)
        .describe("Whether the constraint applies to the body sub-expression.")
        .set_default(true);
  }
};
 
}  // namespace relay
}  // namespace tvm
 
#endif  // TVM_RELAY_ATTRS_ON_DEVICE_H_