diff options
-rw-r--r-- | gdb/ChangeLog | 5 | ||||
-rw-r--r-- | gdb/eval.c | 18 | ||||
-rw-r--r-- | gdb/expop.h | 17 |
3 files changed, 40 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e9ba10d..58ada4e 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,10 @@ 2021-03-08 Tom Tromey <tom@tromey.com> + * expop.h (class type_instance_operation): New. + * eval.c (type_instance_operation::evaluate): New method. + +2021-03-08 Tom Tromey <tom@tromey.com> + * expop.h (class op_this_operation): New. * ax-gdb.c (op_this_operation::do_generate_ax): New method. @@ -636,6 +636,24 @@ fake_method::~fake_method () xfree (m_type.fields ()); } +namespace expr +{ + +value * +type_instance_operation::evaluate (struct type *expect_type, + struct expression *exp, + enum noside noside) +{ + type_instance_flags flags = std::get<0> (m_storage); + std::vector<type *> &types = std::get<1> (m_storage); + + fake_method fake_expect_type (flags, types.size (), types.data ()); + return std::get<2> (m_storage)->evaluate (fake_expect_type.type (), + exp, noside); +} + +} + /* Helper for evaluating an OP_VAR_VALUE. */ value * diff --git a/gdb/expop.h b/gdb/expop.h index 7c0768c..b196de5 100644 --- a/gdb/expop.h +++ b/gdb/expop.h @@ -1740,6 +1740,23 @@ protected: override; }; +/* Implement the "type instance" operation. */ +class type_instance_operation + : public tuple_holding_operation<type_instance_flags, std::vector<type *>, + operation_up> +{ +public: + + using tuple_holding_operation::tuple_holding_operation; + + value *evaluate (struct type *expect_type, + struct expression *exp, + enum noside noside) override; + + enum exp_opcode opcode () const override + { return TYPE_INSTANCE; } +}; + } /* namespace expr */ #endif /* EXPOP_H */ |