Introduce type_instance_operation
This adds class type_instance_operation, which implements TYPE_INSTANCE. gdb/ChangeLog 2021-03-08 Tom Tromey <tom@tromey.com> * expop.h (class type_instance_operation): New. * eval.c (type_instance_operation::evaluate): New method.
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@ -1,3 +1,8 @@
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2021-03-08 Tom Tromey <tom@tromey.com>
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* expop.h (class type_instance_operation): New.
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* eval.c (type_instance_operation::evaluate): New method.
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2021-03-08 Tom Tromey <tom@tromey.com>
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* expop.h (class op_this_operation): New.
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18
gdb/eval.c
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gdb/eval.c
@ -636,6 +636,24 @@ fake_method::~fake_method ()
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xfree (m_type.fields ());
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}
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namespace expr
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{
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value *
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type_instance_operation::evaluate (struct type *expect_type,
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struct expression *exp,
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enum noside noside)
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{
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type_instance_flags flags = std::get<0> (m_storage);
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std::vector<type *> &types = std::get<1> (m_storage);
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fake_method fake_expect_type (flags, types.size (), types.data ());
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return std::get<2> (m_storage)->evaluate (fake_expect_type.type (),
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exp, noside);
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}
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}
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/* Helper for evaluating an OP_VAR_VALUE. */
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value *
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17
gdb/expop.h
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gdb/expop.h
@ -1740,6 +1740,23 @@ protected:
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override;
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};
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/* Implement the "type instance" operation. */
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class type_instance_operation
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: public tuple_holding_operation<type_instance_flags, std::vector<type *>,
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operation_up>
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{
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public:
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using tuple_holding_operation::tuple_holding_operation;
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value *evaluate (struct type *expect_type,
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struct expression *exp,
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enum noside noside) override;
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enum exp_opcode opcode () const override
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{ return TYPE_INSTANCE; }
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};
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} /* namespace expr */
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#endif /* EXPOP_H */
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