/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see .
*/
/**
* Optimiser suite that combines all steps and also provides the settings for the heuristics.
*/
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
using namespace std;
using namespace dev;
using namespace yul;
void OptimiserSuite::run(
Block& _ast,
AsmAnalysisInfo const& _analysisInfo,
set const& _externallyUsedIdentifiers
)
{
set reservedIdentifiers = _externallyUsedIdentifiers;
Block ast = boost::get(Disambiguator(_analysisInfo, reservedIdentifiers)(_ast));
(FunctionHoister{})(ast);
(FunctionGrouper{})(ast);
(ForLoopInitRewriter{})(ast);
StructuralSimplifier{}(ast);
NameDispenser dispenser{ast};
for (size_t i = 0; i < 4; i++)
{
ExpressionSplitter{dispenser}(ast);
SSATransform::run(ast, dispenser);
RedundantAssignEliminator::run(ast);
VarDeclPropagator{}(ast);
RedundantAssignEliminator::run(ast);
CommonSubexpressionEliminator{}(ast);
ExpressionSimplifier::run(ast);
StructuralSimplifier{}(ast);
SSATransform::run(ast, dispenser);
RedundantAssignEliminator::run(ast);
RedundantAssignEliminator::run(ast);
UnusedPruner::runUntilStabilised(ast, reservedIdentifiers);
CommonSubexpressionEliminator{}(ast);
UnusedPruner::runUntilStabilised(ast, reservedIdentifiers);
SSATransform::run(ast, dispenser);
RedundantAssignEliminator::run(ast);
RedundantAssignEliminator::run(ast);
ExpressionJoiner::run(ast);
ExpressionJoiner::run(ast);
ExpressionInliner(ast).run();
UnusedPruner::runUntilStabilised(ast);
ExpressionSplitter{dispenser}(ast);
SSATransform::run(ast, dispenser);
RedundantAssignEliminator::run(ast);
RedundantAssignEliminator::run(ast);
CommonSubexpressionEliminator{}(ast);
FullInliner{ast, dispenser}.run();
VarDeclPropagator{}(ast);
SSATransform::run(ast, dispenser);
RedundantAssignEliminator::run(ast);
VarDeclPropagator{}(ast);
RedundantAssignEliminator::run(ast);
ExpressionSimplifier::run(ast);
StructuralSimplifier{}(ast);
CommonSubexpressionEliminator{}(ast);
SSATransform::run(ast, dispenser);
RedundantAssignEliminator::run(ast);
VarDeclPropagator{}(ast);
RedundantAssignEliminator::run(ast);
UnusedPruner::runUntilStabilised(ast, reservedIdentifiers);
}
ExpressionJoiner::run(ast);
VarDeclPropagator{}(ast);
UnusedPruner::runUntilStabilised(ast);
ExpressionJoiner::run(ast);
UnusedPruner::runUntilStabilised(ast);
ExpressionJoiner::run(ast);
VarDeclPropagator{}(ast);
UnusedPruner::runUntilStabilised(ast);
ExpressionJoiner::run(ast);
UnusedPruner::runUntilStabilised(ast);
_ast = std::move(ast);
}