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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 "IRUtils.h"
#include <cassert>
namespace enco
{
/**
* @brief Substitute all the USE occurrences of an object with another object
* @param from Object to be replaced
* @param into Object to be used instead
* NOTE This maybe used when something like -- 'from' will be removed so we need
* to replace object Consumers that use 'from' to 'into'
* EXAMPLE
* {
* subst(child, bigone);
* m->entity()->object()->destroy(child);
* }
* This code will change all the Consumers that use 'child' to 'bigone' and
* destroy the 'child' object.
*/
void subst(coco::Object *from, coco::Object *into)
{
assert(from != into);
while (!from->uses()->empty())
{
auto use = *(from->uses()->begin());
use->value(into);
}
}
std::vector<coco::Instr *> instr_sequence(coco::Module *m)
{
std::vector<coco::Instr *> res;
for (auto B = m->block()->head(); B; B = B->next())
{
for (auto I = B->instr()->head(); I; I = I->next())
{
res.emplace_back(I);
}
}
return res;
}
} // namespace enco
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