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LibJS: Make JumpIf{True,False,Nullish} inherit from Jump

This saves a few lines in LogicalExpression::generate_bytecode.
This commit is contained in:
Gunnar Beutner 2021-06-08 11:28:27 +02:00 committed by Andreas Kling
parent afbbcde150
commit ef83872f62
2 changed files with 16 additions and 35 deletions

View file

@ -229,8 +229,14 @@ private:
Register m_src;
};
class Jump final : public Instruction {
class Jump : public Instruction {
public:
explicit Jump(Type type, Optional<Label> target = {})
: Instruction(type)
, m_target(move(target))
{
}
explicit Jump(Optional<Label> target = {})
: Instruction(Type::Jump)
, m_target(move(target))
@ -242,65 +248,53 @@ public:
void execute(Bytecode::Interpreter&) const;
String to_string() const;
private:
protected:
Optional<Label> m_target;
};
class JumpIfFalse final : public Instruction {
class JumpIfFalse final : public Jump {
public:
explicit JumpIfFalse(Register result, Optional<Label> target = {})
: Instruction(Type::JumpIfFalse)
: Jump(Type::JumpIfFalse, move(target))
, m_result(result)
, m_target(move(target))
{
}
void set_target(Optional<Label> target) { m_target = move(target); }
void execute(Bytecode::Interpreter&) const;
String to_string() const;
private:
Register m_result;
Optional<Label> m_target;
};
class JumpIfTrue final : public Instruction {
class JumpIfTrue : public Jump {
public:
explicit JumpIfTrue(Register result, Optional<Label> target = {})
: Instruction(Type::JumpIfTrue)
: Jump(Type::JumpIfTrue, move(target))
, m_result(result)
, m_target(move(target))
{
}
void set_target(Optional<Label> target) { m_target = move(target); }
void execute(Bytecode::Interpreter&) const;
String to_string() const;
private:
Register m_result;
Optional<Label> m_target;
};
class JumpIfNullish final : public Instruction {
class JumpIfNullish final : public Jump {
public:
explicit JumpIfNullish(Register result, Optional<Label> target = {})
: Instruction(Type::JumpIfNullish)
: Jump(Type::JumpIfNullish, move(target))
, m_result(result)
, m_target(move(target))
{
}
void set_target(Optional<Label> target) { m_target = move(target); }
void execute(Bytecode::Interpreter&) const;
String to_string() const;
private:
Register m_result;
Optional<Label> m_target;
};
// NOTE: This instruction is variable-width depending on the number of arguments!