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Implement .creationCode for Sol->Yul.

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This commit is contained in:
Daniel Kirchner
2020-05-11 18:51:51 +02:00
parent 3fbde6e782
commit c2f5a66a79
4 changed files with 44 additions and 1 deletions
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libsolidity/codegen/ir/IRGeneratorForStatements.cpp
+14 -1
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@@ -1304,7 +1304,20 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
solAssert(false, "Blockhash has been removed.");
else if (member == "creationCode" || member == "runtimeCode")
{
solUnimplementedAssert(false, "");
solUnimplementedAssert(member != "runtimeCode", "");
TypePointer arg = dynamic_cast<MagicType const&>(*_memberAccess.expression().annotation().type).typeArgument();
ContractDefinition const& contract = dynamic_cast<ContractType const&>(*arg).contractDefinition();
m_context.subObjectsCreated().insert(&contract);
m_code << Whiskers(R"(
let <size> := datasize("<objectName>")
let <result> := <allocationFunction>(add(<size>, 32))
mstore(<result>, <size>)
datacopy(add(<result>, 32), dataoffset("<objectName>"), <size>)
)")
("allocationFunction", m_utils.allocationFunction())
("size", m_context.newYulVariable())
("objectName", m_context.creationObjectName(contract))
("result", IRVariable(_memberAccess).commaSeparatedList()).render();
}
else if (member == "name")
{