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Allow assembly stack to translate its source.

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This commit is contained in:
chriseth
2019-11-28 16:15:15 +01:00
parent c1db89161b
commit ccfc1840a9
4 changed files with 45 additions and 24 deletions
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libsolidity/interface/CompilerStack.cpp
+7 -15
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@@ -1060,25 +1060,17 @@ void CompilerStack::generateEWasm(ContractDefinition const& _contract)
return;
// Re-parse the Yul IR in EVM dialect
yul::AssemblyStack evmStack(m_evmVersion, yul::AssemblyStack::Language::StrictAssembly, m_optimiserSettings);
evmStack.parseAndAnalyze("", compiledContract.yulIROptimized);
yul::AssemblyStack stack(m_evmVersion, yul::AssemblyStack::Language::StrictAssembly, m_optimiserSettings);
stack.parseAndAnalyze("", compiledContract.yulIROptimized);
// Turn into eWasm dialect
yul::Object ewasmObject = yul::EVMToEWasmTranslator(
yul::EVMDialect::strictAssemblyForEVMObjects(m_evmVersion)
).run(*evmStack.parserResult());
stack.optimize();
stack.translate(yul::AssemblyStack::Language::EWasm);
stack.optimize();
// Re-inject into an assembly stack for the eWasm dialect
yul::AssemblyStack ewasmStack(m_evmVersion, yul::AssemblyStack::Language::EWasm, m_optimiserSettings);
// TODO this is a hack for now - provide as structured AST!
ewasmStack.parseAndAnalyze("", "{}");
*ewasmStack.parserResult() = move(ewasmObject);
ewasmStack.optimize();
//cout << yul::AsmPrinter{}(*ewasmStack.parserResult()->code) << endl;
//cout << yul::AsmPrinter{}(*stack.parserResult()->code) << endl;
// Turn into eWasm text representation.
auto result = ewasmStack.assemble(yul::AssemblyStack::Machine::eWasm);
auto result = stack.assemble(yul::AssemblyStack::Machine::eWasm);
compiledContract.eWasm = std::move(result.assembly);
compiledContract.eWasmObject = std::move(*result.bytecode);
}