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Rename external function slot to selector.

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This commit is contained in:
chriseth 2020-07-23 14:19:15 +02:00
parent ba4e05c62c
commit 147a80aa24
2 changed files with 6 additions and 6 deletions
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2
libsolidity/ast/Types.cpp
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@ -3241,7 +3241,7 @@ vector<tuple<string, TypePointer>> FunctionType::makeStackItems() const
case Kind::DelegateCall:
slots = {
make_tuple("address", TypeProvider::address()),
make_tuple("functionIdentifier", TypeProvider::uint(32))
make_tuple("functionSelector", TypeProvider::uint(32))
};
break;
case Kind::BareCall:

10
libsolidity/codegen/ir/IRGeneratorForStatements.cpp
View File

@ -1395,7 +1395,7 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
solAssert(false, "Contract member is neither variable nor function.");
define(IRVariable(_memberAccess).part("address"), _memberAccess.expression());
define(IRVariable(_memberAccess).part("functionIdentifier")) << formatNumber(identifier) << "\n";
define(IRVariable(_memberAccess).part("functionSelector")) << formatNumber(identifier) << "\n";
}
else
solAssert(false, "Invalid member access in contract");
@ -1431,7 +1431,7 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
*_memberAccess.expression().annotation().type
);
if (functionType.kind() == FunctionType::Kind::External)
define(IRVariable{_memberAccess}, IRVariable(_memberAccess.expression()).part("functionIdentifier"));
define(IRVariable{_memberAccess}, IRVariable(_memberAccess.expression()).part("functionSelector"));
else if (functionType.kind() == FunctionType::Kind::Declaration)
{
solAssert(functionType.hasDeclaration(), "");
@ -1683,7 +1683,7 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
break;
case FunctionType::Kind::DelegateCall:
define(IRVariable(_memberAccess).part("address"), _memberAccess.expression());
define(IRVariable(_memberAccess).part("functionIdentifier")) << formatNumber(memberFunctionType->externalIdentifier()) << "\n";
define(IRVariable(_memberAccess).part("functionSelector")) << formatNumber(memberFunctionType->externalIdentifier()) << "\n";
break;
case FunctionType::Kind::External:
case FunctionType::Kind::Creation:
@ -2077,7 +2077,7 @@ void IRGeneratorForStatements::appendExternalFunctionCall(
// storage for arguments and returned data
let <pos> := <freeMemory>
mstore(<pos>, <shl28>(<funId>))
mstore(<pos>, <shl28>(<funSel>))
let <end> := <encodeArgs>(add(<pos>, 4) <argumentString>)
let <success> := <call>(<gas>, <address>, <?hasValue> <value>, </hasValue> <pos>, sub(<end>, <pos>), <pos>, <reservedReturnSize>)
@ -2107,7 +2107,7 @@ void IRGeneratorForStatements::appendExternalFunctionCall(
templ("freeMemory", freeMemory());
templ("shl28", m_utils.shiftLeftFunction(8 * (32 - 4)));
templ("funId", IRVariable(_functionCall.expression()).part("functionIdentifier").name());
templ("funSel", IRVariable(_functionCall.expression()).part("functionSelector").name());
templ("address", IRVariable(_functionCall.expression()).part("address").name());
// Always use the actual return length, and not our calculated expected length, if returndatacopy is supported.