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LibJS: Add sequence expression bytecode generation

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Luke 2021-06-08 10:13:37 +01:00 • committed by Andreas Kling
parent cac94b1c16
commit 1dc31842cb
2 changed files with 11 additions and 0 deletions
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1
Userland/Libraries/LibJS/AST.h
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@ -604,6 +604,7 @@ public:
virtual void dump(int indent) const override; virtual void dump(int indent) const override;
virtual Value execute(Interpreter&, GlobalObject&) const override; virtual Value execute(Interpreter&, GlobalObject&) const override;
virtual Optional<Bytecode::Register> generate_bytecode(Bytecode::Generator&) const override;
private: private:
NonnullRefPtrVector<Expression> m_expressions; NonnullRefPtrVector<Expression> m_expressions;

10
Userland/Libraries/LibJS/Bytecode/ASTCodegen.cpp
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@ -449,4 +449,14 @@ Optional<Bytecode::Register> ConditionalExpression::generate_bytecode(Bytecode::
return result_reg; return result_reg;
} }
Optional<Bytecode::Register> SequenceExpression::generate_bytecode(Bytecode::Generator& generator) const
{
Optional<Bytecode::Register> last_reg;
for (auto& expression : m_expressions)
last_reg = expression.generate_bytecode(generator);
return last_reg;
}
} }