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LibJS: Implement bytecode ops for logical expressions

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Gunnar Beutner 2021-06-08 02:18:47 +02:00 • committed by Andreas Kling
commit 6da587b59b
Notes: sideshowbarker 2024-07-18 12:39:33 +09:00
5 changed files with 83 additions and 0 deletions
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15
Userland/Libraries/LibJS/Bytecode/Op.cpp
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@ -165,6 +165,14 @@ void JumpIfTrue::execute(Bytecode::Interpreter& interpreter) const
interpreter.jump(m_target.value());
}
void JumpIfNullish::execute(Bytecode::Interpreter& interpreter) const
{
VERIFY(m_target.has_value());
auto result = interpreter.reg(m_result);
if (result.is_nullish())
interpreter.jump(m_target.value());
}
void Call::execute(Bytecode::Interpreter& interpreter) const
{
auto callee = interpreter.reg(m_callee);
@ -272,6 +280,13 @@ String JumpIfTrue::to_string() const
return String::formatted("JumpIfTrue result:{}, target:<empty>", m_result);
}
String JumpIfNullish::to_string() const
{
if (m_target.has_value())
return String::formatted("JumpIfNullish result:{}, target:{}", m_result, m_target.value());
return String::formatted("JumpIfNullish result:{}, target:<empty>", m_result);
}
String Call::to_string() const
{
StringBuilder builder;