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Remove low-level log functions.

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This commit is contained in:
chriseth
2020-10-22 17:50:14 +02:00
parent c20beaf2c9
commit bfc8e26007
15 changed files with 61 additions and 295 deletions
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libsolidity/codegen/ir/IRGeneratorForStatements.cpp
-33
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@@ -1329,34 +1329,6 @@ void IRGeneratorForStatements::endVisit(FunctionCall const& _functionCall)
define(_functionCall) << functions[functionType->kind()] << "(" << args << ")\n";
break;
}
case FunctionType::Kind::Log0:
case FunctionType::Kind::Log1:
case FunctionType::Kind::Log2:
case FunctionType::Kind::Log3:
case FunctionType::Kind::Log4:
{
unsigned logNumber = static_cast<unsigned>(functionType->kind()) - static_cast<unsigned>(FunctionType::Kind::Log0);
solAssert(arguments.size() == logNumber + 1, "");
ABIFunctions abi(m_context.evmVersion(), m_context.revertStrings(), m_context.functionCollector());
string indexedArgs;
for (unsigned arg = 0; arg < logNumber; ++arg)
indexedArgs += ", " + expressionAsType(*arguments[arg + 1], *(parameterTypes[arg + 1]));
Whiskers templ(R"({
let <pos> := <freeMemory>
let <end> := <encode>(<pos>, <nonIndexedArgs>)
<log>(<pos>, sub(<end>, <pos>) <indexedArgs>)
})");
templ("pos", m_context.newYulVariable());
templ("end", m_context.newYulVariable());
templ("freeMemory", freeMemory());
templ("encode", abi.tupleEncoder({arguments.front()->annotation().type}, {parameterTypes.front()}));
templ("nonIndexedArgs", IRVariable(*arguments.front()).commaSeparatedList());
templ("log", "log" + to_string(logNumber));
templ("indexedArgs", indexedArgs);
m_code << templ.render();
break;
}
case FunctionType::Kind::Creation:
{
solAssert(!functionType->gasSet(), "Gas limit set for contract creation.");
@@ -1854,11 +1826,6 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
case FunctionType::Kind::BareDelegateCall:
case FunctionType::Kind::BareStaticCall:
case FunctionType::Kind::Transfer:
case FunctionType::Kind::Log0:
case FunctionType::Kind::Log1:
case FunctionType::Kind::Log2:
case FunctionType::Kind::Log3:
case FunctionType::Kind::Log4:
case FunctionType::Kind::ECRecover:
case FunctionType::Kind::SHA256:
case FunctionType::Kind::RIPEMD160: