cerc-io/solidity
15
0
Fork 0
mirror of https://github.com/ethereum/solidity synced 2023-10-03 13:03:40 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Some more compression.

Browse Source
This commit is contained in:
chriseth 2019-05-07 15:44:21 +02:00
parent d3d205b6eb
commit b3e51bcae1
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
libsolidity/codegen/YulUtilFunctions.cpp
View File

@ -573,7 +573,7 @@ string YulUtilFunctions::cleanupFromStorageFunction(Type const& _type, bool _spl
return m_functionCollector->createFunction(functionName, [&] {
Whiskers templ(R"(
function <functionName>(value) -> cleaned {
<body>
cleaned := <cleaned>
}
)");
templ("functionName", functionName);
@ -582,16 +582,16 @@ string YulUtilFunctions::cleanupFromStorageFunction(Type const& _type, bool _spl
if (IntegerType const* type = dynamic_cast<IntegerType const*>(&_type))
if (type->isSigned() && storageBytes != 32)
{
templ("body", "cleaned := signextend(" + to_string(storageBytes - 1) + ", value)");
templ("cleaned", "signextend(" + to_string(storageBytes - 1) + ", value)");
return templ.render();
}
if (storageBytes == 32)
templ("body", "cleaned := value");
templ("cleaned", "value");
else if (_type.leftAligned())
templ("body", "cleaned := " + shiftLeftFunction(256 - 8 * storageBytes) + "(value)");
templ("cleaned", shiftLeftFunction(256 - 8 * storageBytes) + "(value)");
else
templ("body", "cleaned := and(value, " + toCompactHexWithPrefix((u256(1) << (8 * storageBytes)) - 1) + ")");
templ("cleaned", "and(value, " + toCompactHexWithPrefix((u256(1) << (8 * storageBytes)) - 1) + ")");
return templ.render();
});