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author | chriseth <chris@ethereum.org> | 2017-12-04 23:42:18 +0800 |
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committer | chriseth <chris@ethereum.org> | 2017-12-15 00:21:01 +0800 |
commit | a6a64eb8ede9e99e67198e662fb77eee44983989 (patch) | |
tree | b1c8e86f717fbfc8ab83a2b7a2afdeae8960c289 /libjulia/optimiser/FunctionGrouper.cpp | |
parent | 7614b16dc9b2bb1e267e8f46834b40220fb9f9fb (diff) | |
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Function grouper.
Diffstat (limited to 'libjulia/optimiser/FunctionGrouper.cpp')
-rw-r--r-- | libjulia/optimiser/FunctionGrouper.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/libjulia/optimiser/FunctionGrouper.cpp b/libjulia/optimiser/FunctionGrouper.cpp new file mode 100644 index 00000000..65bf47f4 --- /dev/null +++ b/libjulia/optimiser/FunctionGrouper.cpp @@ -0,0 +1,49 @@ +/* + 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 <http://www.gnu.org/licenses/>. +*/ +/** + * Optimiser component that changes the code of a black so that all non-function definition + * instructions are moved to a block of their own followed by all function definitions. + */ + +#include <libjulia/optimiser/FunctionGrouper.h> + +#include <libsolidity/inlineasm/AsmData.h> + +#include <libsolidity/interface/Exceptions.h> + +#include <boost/range/algorithm_ext/erase.hpp> + +using namespace std; +using namespace dev; +using namespace dev::julia; +using namespace dev::solidity; + + +void FunctionGrouper::operator()(Block& _block) +{ + vector<Statement> reordered; + reordered.emplace_back(Block{_block.location, {}}); + + for (auto&& statement: _block.statements) + { + if (statement.type() == typeid(FunctionDefinition)) + reordered.emplace_back(std::move(statement)); + else + boost::get<Block>(reordered.front()).statements.emplace_back(std::move(statement)); + } + _block.statements = std::move(reordered); +} |