Re: [RFA] Harvard extensions for cast expressions

[Michael Snyder <msnyder@cygnus.com>]

Andrew Cagney wrote:
> 
> > This is a re-submission, with suggested clean-ups, of an extension
> > posted in September to allow cast expressions to include a modifier
> > which designates an address space (for now, either "code" or "data").
> >
> > Future work may be expected to extend this so that address spaces
> > can be added dynamically at runtime.
> >
> > 2001-09-28  Michael Snyder  <msnyder@redhat.com>
> > Add address space identifiers to expression language for types.
> >       * c-exp.y (space_identifier, cv_with_space_id,
> >       const_or_volatile_or_space_identifier_noopt,
> >       const_or_volatile_or_space_identifier): New terminals.
> >       (ptype): Accept const_or_volatile_or_space_identifier.
> >       (typebase): Accept const_or_volatile_or_space_identifier.
> >       * c-typeprint.c (c_type_print_cv_qualifier): Rename to
> >       c_type_print_modifier.  Handle address space modified types.
> >       * gdbtypes.h (TYPE_FLAG_CODE_SPACE, TYPE_FLAG_DATA_SPACE):
> >       New type flags.
> >       (struct type): Add new field as_type for addr-space qualified types.
> >       (TYPE_AS_TYPE): New macro, retrieves the chain of types that are
> >       identical to this one except for address-space qualification.
> >       * gdbtypes.c (alloc_type): Initialize new field 'as_type'.
> >       (address_space_name_to_int): New function.
> >       (address_space_int_to_name): New function.
> >       (make_type_with_address_space): New function.
> >       (make_cv_type): Handle as_type field of new struct type object.
> >       * parse.c (check_type_stack_depth): New function.
> >       (push_type_address_space): New function.
> >       (follow_types): Handle types with address-space qualifier.
> >       * parser-defs.h (enum type_pieces): Add enum tp_space_identifier.
> >
> >
> Yes, ok.
> Andrew

Committed.