solidity/libyul/backends/wasm/WasmObjectCompiler.cpp

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/*
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/>.
*/
/**
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* Compiler that transforms Yul Objects to Wasm text and binary representation (Ewasm flavoured).
*/
#include <libyul/backends/wasm/WasmObjectCompiler.h>
#include <libyul/backends/wasm/WasmCodeTransform.h>
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#include <libyul/backends/wasm/BinaryTransform.h>
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#include <libyul/backends/wasm/TextTransform.h>
#include <libyul/Object.h>
#include <libyul/Exceptions.h>
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#include <libdevcore/CommonData.h>
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using namespace solidity;
using namespace solidity::yul;
using namespace std;
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pair<string, bytes> WasmObjectCompiler::compile(Object& _object, Dialect const& _dialect)
{
WasmObjectCompiler compiler(_dialect);
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wasm::Module module = compiler.run(_object);
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return {wasm::TextTransform().run(module), wasm::BinaryTransform::run(module)};
}
wasm::Module WasmObjectCompiler::run(Object& _object)
{
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yulAssert(_object.analysisInfo, "No analysis info.");
yulAssert(_object.code, "No code.");
wasm::Module module = WasmCodeTransform::run(m_dialect, *_object.code);
for (auto& subNode: _object.subObjects)
if (Object* subObject = dynamic_cast<Object*>(subNode.get()))
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module.subModules[subObject->name.str()] = run(*subObject);
else
yulAssert(false, "Data is not yet supported for Wasm.");
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return module;
}