Subversion Repositories openrisc

%{ /* defparse.y - parser for .def files */

/* Copyright 1995, 1997, 1998, 1999, 2001, 2004, 2005, 2007

   Free Software Foundation, Inc.

   This file is part of GNU Binutils.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, write to the Free Software

   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,

   MA 02110-1301, USA.  */

#include "sysdep.h"

#include "bfd.h"

#include "libiberty.h"

#include "dlltool.h"

%}

%union {

  char *id;

  int number;

};

%token NAME LIBRARY DESCRIPTION STACKSIZE HEAPSIZE CODE DATA

%token SECTIONS EXPORTS IMPORTS VERSIONK BASE CONSTANT

%token READ WRITE EXECUTE SHARED NONSHARED NONAME PRIVATE

%token SINGLE MULTIPLE INITINSTANCE INITGLOBAL TERMINSTANCE TERMGLOBAL

%token  ID

%token  NUMBER

%type   opt_base opt_ordinal opt_NONAME opt_CONSTANT opt_DATA opt_PRIVATE

%type   attr attr_list opt_number

%type   opt_name opt_equal_name

%%

start: start command

        | command

        ;

command:

                NAME opt_name opt_base { def_name ($2, $3); }

        |       LIBRARY opt_name opt_base option_list { def_library ($2, $3); }

        |       EXPORTS explist

        |       DESCRIPTION ID { def_description ($2);}

        |       STACKSIZE NUMBER opt_number { def_stacksize ($2, $3);}

        |       HEAPSIZE NUMBER opt_number { def_heapsize ($2, $3);}

        |       CODE attr_list { def_code ($2);}

        |       DATA attr_list  { def_data ($2);}

        |       SECTIONS seclist

        |       IMPORTS implist

        |       VERSIONK NUMBER { def_version ($2,0);}

        |       VERSIONK NUMBER '.' NUMBER { def_version ($2,$4);}

        ;

explist:

                /* EMPTY */

        |       explist expline

        ;

expline:

                ID opt_equal_name opt_ordinal opt_NONAME opt_CONSTANT opt_DATA opt_PRIVATE

                        { def_exports ($1, $2, $3, $4, $5, $6, $7);}

        ;

implist:

                implist impline

        |       impline

        ;

impline:

               ID '=' ID '.' ID '.' ID     { def_import ($1,$3,$5,$7, 0); }

       |       ID '=' ID '.' ID '.' NUMBER { def_import ($1,$3,$5, 0,$7); }

       |       ID '=' ID '.' ID            { def_import ($1,$3, 0,$5, 0); }

       |       ID '=' ID '.' NUMBER        { def_import ($1,$3, 0, 0,$5); }

       |       ID '.' ID '.' ID            { def_import ( 0,$1,$3,$5, 0); }

       |       ID '.' ID '.' NUMBER        { def_import ( 0,$1,$3, 0,$5); }

       |       ID '.' ID                   { def_import ( 0,$1, 0,$3, 0); }

       |       ID '.' NUMBER               { def_import ( 0,$1, 0, 0,$3); }

;

seclist:

                seclist secline

        |       secline

        ;

secline:

        ID attr_list { def_section ($1,$2);}

        ;

attr_list:

        attr_list opt_comma attr

        | attr

        ;

opt_comma:

        ','

        |

        ;

opt_number: ',' NUMBER { $$=$2;}

        |          { $$=-1;}

        ;

attr:

                READ { $$ = 1; }

        |       WRITE { $$ = 2; }

        |       EXECUTE { $$ = 4; }

        |       SHARED { $$ = 8; }

        |       NONSHARED { $$ = 0; }

        |       SINGLE { $$ = 0; }

        |       MULTIPLE { $$ = 0; }

        ;

opt_CONSTANT:

                CONSTANT {$$=1;}

        |                {$$=0;}

        ;

opt_NONAME:

                NONAME {$$=1;}

        |                {$$=0;}

        ;

opt_DATA:

                DATA { $$ = 1; }

        |            { $$ = 0; }

        ;

opt_PRIVATE:

                PRIVATE { $$ = 1; }

        |               { $$ = 0; }

        ;

opt_name: ID            { $$ =$1; }

        | ID '.' ID

          {

            char *name = xmalloc (strlen ($1) + 1 + strlen ($3) + 1);

            sprintf (name, "%s.%s", $1, $3);

            $$ = name;

          }

        |               { $$=""; }

        ;

opt_ordinal:

          '@' NUMBER     { $$=$2;}

        |                { $$=-1;}

        ;

opt_equal_name:

          '=' ID        { $$ = $2; }

        | '=' ID '.' ID

          {

            char *name = xmalloc (strlen ($2) + 1 + strlen ($4) + 1);

            sprintf (name, "%s.%s", $2, $4);

            $$ = name;

          }

        |               { $$ =  0; }

        ;

opt_base: BASE  '=' NUMBER      { $$= $3;}

        |       { $$=-1;}

        ;

option_list:

                /* empty */

        |       option_list opt_comma option

        ;

option:

                INITINSTANCE

        |       INITGLOBAL

        |       TERMINSTANCE

        |       TERMGLOBAL

        ;