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Introduce scope_operation

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This adds class scope_operation, an implementation of OP_SCOPE.

gdb/ChangeLog
2021-03-08  Tom Tromey  <tom@tromey.com>

	* expop.h (class scope_operation): New.
	* eval.c (eval_op_scope): No longer static.
	(scope_operation::evaluate_for_address): New method.
	* ax-gdb.c (scope_operation::do_generate_ax): New method.
This commit is contained in:
Tom Tromey 2021-03-08 07:27:57 -07:00
parent cae26a0cb0
commit d5ab122c48
4 changed files with 69 additions and 1 deletions
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13
gdb/ax-gdb.c
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@ -2301,6 +2301,19 @@ operation::generate_ax (struct expression *exp,
}
}
void
scope_operation::do_generate_ax (struct expression *exp,
struct agent_expr *ax,
struct axs_value *value,
struct type *cast_type)
{
struct type *type = std::get<0> (m_storage);
const std::string &name = std::get<1> (m_storage);
int found = gen_aggregate_elt_ref (ax, value, type, name.c_str ());
if (!found)
error (_("There is no field named %s"), name.c_str ());
}
}
/* This handles the middle-to-right-side of code generation for binary