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LibJS: Add bytecode generation for BinaryOp::InstanceOf

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This commit is contained in:
Linus Groh 2021-06-07 21:18:19 +01:00
parent 5e996de8c6
commit 9c0d83d11d
4 changed files with 35 additions and 2 deletions
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5
Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp
View file

@ -113,8 +113,11 @@ Optional<Bytecode::Register> BinaryExpression::generate_bytecode(Bytecode::Gener
case BinaryOp::In:
generator.emit<Bytecode::Op::In>(dst_reg, *lhs_reg, *rhs_reg);
return dst_reg;
case BinaryOp::InstanceOf:
generator.emit<Bytecode::Op::InstanceOf>(dst_reg, *lhs_reg, *rhs_reg);
return dst_reg;
default:
TODO();
VERIFY_NOT_REACHED();
}
}

3
Userland/Libraries/LibJS/Bytecode/Instruction.h
View file

@ -49,7 +49,8 @@
O(LeftShift) \
O(RightShift) \
O(UnsignedRightShift) \
O(In)
O(In) \
O(InstanceOf)
namespace JS::Bytecode {

10
Userland/Libraries/LibJS/Bytecode/Op.cpp
View file

@ -163,6 +163,11 @@ void In::execute(Bytecode::Interpreter& interpreter) const
interpreter.reg(m_dst) = in(interpreter.global_object(), interpreter.reg(m_src1), interpreter.reg(m_src2));
}
void InstanceOf::execute(Bytecode::Interpreter& interpreter) const
{
interpreter.reg(m_dst) = instance_of(interpreter.global_object(), interpreter.reg(m_src1), interpreter.reg(m_src2));
}
void BitwiseNot::execute(Bytecode::Interpreter& interpreter) const
{
interpreter.reg(m_dst) = bitwise_not(interpreter.global_object(), interpreter.reg(m_src));
@ -405,6 +410,11 @@ String In::to_string() const
return String::formatted("In dst:{}, src1:{}, src2:{}", m_dst, m_src1, m_src2);
}
String InstanceOf::to_string() const
{
return String::formatted("In dst:{}, src1:{}, src2:{}", m_dst, m_src1, m_src2);
}
String BitwiseNot::to_string() const
{
return String::formatted("BitwiseNot dst:{}, src:{}", m_dst, m_src);

19
Userland/Libraries/LibJS/Bytecode/Op.h
View file

@ -449,6 +449,25 @@ private:
Register m_src2;
};
class InstanceOf final : public Instruction {
public:
InstanceOf(Register dst, Register src1, Register src2)
: Instruction(Type::InstanceOf)
, m_dst(dst)
, m_src1(src1)
, m_src2(src2)
{
}
void execute(Bytecode::Interpreter&) const;
String to_string() const;
private:
Register m_dst;
Register m_src1;
Register m_src2;
};
class BitwiseNot final : public Instruction {
public:
BitwiseNot(Register dst, Register src)