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LibJS: Optimize PropertyName and StringPrototype for size

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We can reduce the amount of padding the compiler adds in order to
ensure data alignment of member variables by ordering the types in
a struct by size in decending order.

Found By PVS-Studio: https://pvs-studio.com/en/docs/warnings/v802/
This commit is contained in:
Brian Gianforcaro 2021-10-10 00:00:15 -07:00 • committed by Andreas Kling
parent d347432a9e
commit 1b00ddf07e
3 changed files with 9 additions and 9 deletions
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8
Userland/Libraries/LibJS/Runtime/PropertyName.h
View file

@ -74,8 +74,8 @@ public:
}
PropertyName(FlyString string, StringMayBeNumber string_may_be_number = StringMayBeNumber::Yes)
: m_type(Type::String)
, m_string_may_be_number(string_may_be_number == StringMayBeNumber::Yes)
: m_string_may_be_number(string_may_be_number == StringMayBeNumber::Yes)
, m_type(Type::String)
, m_string(move(string))
{
VERIFY(!m_string.is_null());
@ -184,11 +184,11 @@ public:
}
private:
Type m_type { Type::Invalid };
bool m_string_may_be_number { true };
Type m_type { Type::Invalid };
u32 m_number { 0 };
FlyString m_string;
Symbol* m_symbol { nullptr };
u32 m_number { 0 };
};
struct PropertyNameTraits : public Traits<PropertyName> {