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Introduce ada_string_operation

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This adds class ada_string_operation, which implements string
constants for Ada.

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

	* ada-lang.c (ada_string_operation::evaluate): New method.
	* ada-exp.h (class ada_string_operation): New.
This commit is contained in:
Tom Tromey 2021-03-08 07:27:57 -07:00
parent 03070ee9c7
commit 42fecb6183
3 changed files with 31 additions and 0 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2021-03-08 Tom Tromey <tom@tromey.com>
* ada-lang.c (ada_string_operation::evaluate): New method.
* ada-exp.h (class ada_string_operation): New.
2021-03-08 Tom Tromey <tom@tromey.com>
* ada-lang.c (ada_wrapped_operation::evaluate): New method.

13
gdb/ada-exp.h
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@ -42,6 +42,19 @@ public:
{ return std::get<0> (m_storage)->opcode (); }
};
/* An Ada string constant. */
class ada_string_operation
: public string_operation
{
public:
using string_operation::string_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override;
};
} /* namespace expr */
#endif /* ADA_EXP_H */

13
gdb/ada-lang.c
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@ -10414,6 +10414,19 @@ ada_wrapped_operation::evaluate (struct type *expect_type,
return result;
}
value *
ada_string_operation::evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside)
{
value *result = string_operation::evaluate (expect_type, exp, noside);
/* The result type will have code OP_STRING, bashed there from
OP_ARRAY. Bash it back. */
if (value_type (result)->code () == TYPE_CODE_STRING)
value_type (result)->set_code (TYPE_CODE_ARRAY);
return result;
}
}
/* Implement the evaluate_exp routine in the exp_descriptor structure