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LibJS/Bytecode: Generate bytecode for deleting super properties
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5 changed files with 97 additions and 0 deletions
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@ -740,6 +740,25 @@ private:
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IdentifierTableIndex m_property;
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};
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class DeleteByIdWithThis final : public Instruction {
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public:
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DeleteByIdWithThis(Register this_value, IdentifierTableIndex property)
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: Instruction(Type::DeleteByIdWithThis)
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, m_this_value(this_value)
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, m_property(property)
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{
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}
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ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
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DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
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void replace_references_impl(BasicBlock const&, BasicBlock const&) { }
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void replace_references_impl(Register, Register) { }
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private:
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Register m_this_value;
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IdentifierTableIndex m_property;
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};
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class GetByValue final : public Instruction {
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public:
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explicit GetByValue(Register base)
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@ -865,6 +884,29 @@ private:
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Register m_base;
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};
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class DeleteByValueWithThis final : public Instruction {
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public:
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DeleteByValueWithThis(Register base, Register this_value)
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: Instruction(Type::DeleteByValueWithThis)
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, m_base(base)
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, m_this_value(this_value)
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{
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}
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ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
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DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
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void replace_references_impl(BasicBlock const&, BasicBlock const&) { }
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void replace_references_impl(Register from, Register to)
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{
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if (m_base == from)
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m_base = to;
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}
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private:
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Register m_base;
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Register m_this_value;
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};
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class Jump : public Instruction {
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public:
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constexpr static bool IsTerminator = true;
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