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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed 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 "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "coco/IR/OpManager.h"
#include <stdex/Memory.h>
#include <cassert>
#include <queue>
#include <set>
using stdex::make_unique;
namespace coco
{
OpManager::~OpManager()
{
std::set<coco::Op *> roots;
for (uint32_t n = 0; n < size(); ++n)
{
auto op = at(n);
if (op->up() != nullptr)
{
continue;
}
roots.insert(op);
}
for (const auto &op : roots)
{
destroy_all(op);
}
}
//
// Each Op class SHOULD be default constructible
//
#define OP(Name) \
template <> Name *OpManager::create<Name>(void) \
{ \
auto op = make_unique<Name>(); \
modulize(op.get()); \
return take(std::move(op)); \
}
#include "coco/IR/Op.lst"
#undef OP
void OpManager::destroy(Op *op)
{
assert(op->parent() == nullptr);
release(op);
}
void OpManager::destroy_all(Op *op)
{
assert(op->parent() == nullptr);
assert(op->up() == nullptr);
std::queue<coco::Op *> q;
q.emplace(op);
while (q.size() > 0)
{
auto cur = q.front();
q.pop();
// Insert child op nodes
for (uint32_t n = 0; n < cur->arity(); ++n)
{
if (auto child = cur->arg(n))
{
q.emplace(child);
}
}
// Destroy the current op node
destroy(cur);
}
}
} // namespace coco
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