Subversion Repositories tendra.SVN

/*
                 Crown Copyright (c) 1997
    
    This TenDRA(r) Computer Program is subject to Copyright
    owned by the United Kingdom Secretary of State for Defence
    acting through the Defence Evaluation and Research Agency
    (DERA).  It is made available to Recipients with a
    royalty-free licence for its use, reproduction, transfer
    to other parties and amendment for any purpose not excluding
    product development provided that any such use et cetera
    shall be deemed to be acceptance of the following conditions:-
    
        (1) Its Recipients shall ensure that this Notice is
        reproduced upon any copies or amended versions of it;
    
        (2) Any amended version of it shall be clearly marked to
        show both the nature of and the organisation responsible
        for the relevant amendment or amendments;
    
        (3) Its onward transfer from a recipient to another
        party shall be deemed to be that party's acceptance of
        these conditions;
    
        (4) DERA gives no warranty or assurance as to its
        quality or suitability for any purpose and DERA accepts
        no liability whatsoever in relation to any use to which
        it may be put.
*/


/*** c-code.h --- SID C code stuff.
 *
 ** Author: Steve Folkes <smf@hermes.mod.uk>
 *
 *** Commentary:
 *
 * See the file "c-code.c" for details.
 *
 *** Change Log:
 * $Log: c-code.h,v $
 * Revision 1.1.1.1  1998/01/17  15:57:43  release
 * First version to be checked into rolling release.
 *
 * Revision 1.2  1994/12/15  09:56:25  smf
 * Brought into line with OSSG C Coding Standards Document, as per
 * "CR94_178.sid+tld-update".
 *
 * Revision 1.1.1.1  1994/07/25  16:04:17  smf
 * Initial import of SID 1.8 non shared files.
 *
**/

/****************************************************************************/

#ifndef H_C_CODE
#define H_C_CODE

#include "os-interface.h"
#include "c-out-info.h"
#include "cstring.h"
#include "dalloc.h"
#include "dstring.h"
#include "entry.h"
#include "rstack.h"
#include "rule.h"
#include "table.h"
#include "types.h"

/*--------------------------------------------------------------------------*/

#ifdef FS_NO_ENUM
typedef int CCodeItemTypeT, *CCodeItemTypeP;
#define CCT_STRING      (0)
#define CCT_LABEL       (1)
#define CCT_IDENT       (2)
#define CCT_MOD_IDENT   (3)
#define CCT_REF_IDENT   (4)
#define CCT_EXCEPTION   (5)
#define CCT_ADVANCE     (6)
#define CCT_TERMINAL    (7)
#else
typedef enum {
    CCT_STRING,
    CCT_LABEL,
    CCT_IDENT,
    CCT_MOD_IDENT,
    CCT_REF_IDENT,
    CCT_EXCEPTION,
    CCT_ADVANCE,
    CCT_TERMINAL
} CCodeItemTypeT, *CCodeItemTypeP;
#endif /* defined (FS_NO_ENUM) */

typedef struct CCodeItemT {
    struct CCodeItemT          *next;
    CCodeItemTypeT              type;
    union {
        NStringT                string;
        EntryP                  ident;
    } u;
} CCodeItemT, *CCodeItemP;

typedef struct CCodeT {
    CCodeItemP                  head;
    CCodeItemP                 *tail;
    unsigned                    line;
    CStringP                    file;
    TypeTupleT                  param;
    TypeTupleT                  result;
} CCodeT, *CCodeP;

/*--------------------------------------------------------------------------*/

extern CCodeP                   c_code_create
        PROTO_S ((CStringP, unsigned));
extern void                     c_code_append_string
        PROTO_S ((CCodeP, NStringP));
extern void                     c_code_append_label
        PROTO_S ((CCodeP, NStringP));
extern void                     c_code_append_identifier
        PROTO_S ((CCodeP, NStringP));
extern void                     c_code_append_modifiable
        PROTO_S ((CCodeP, NStringP));
extern void                     c_code_append_reference
        PROTO_S ((CCodeP, NStringP));
extern void                     c_code_append_exception
        PROTO_S ((CCodeP));
extern void                     c_code_append_advance
        PROTO_S ((CCodeP));
extern void                     c_code_append_terminal
        PROTO_S ((CCodeP));
extern void                     c_code_check
        PROTO_S ((CCodeP, BoolT, BoolT, TypeTupleP, TypeTupleP, TableP));
extern CStringP                 c_code_file
        PROTO_S ((CCodeP));
extern unsigned                 c_code_line
        PROTO_S ((CCodeP));
extern TypeTupleP               c_code_param
        PROTO_S ((CCodeP));
extern TypeTupleP               c_code_result
        PROTO_S ((CCodeP));
extern void                     c_code_deallocate
        PROTO_S ((CCodeP));

extern void                     c_output_c_code_action
        PROTO_S ((COutputInfoP, CCodeP, TypeTupleP, TypeTupleP, SaveRStackP,
                  RuleP));
extern void                     c_output_c_code_basic
        PROTO_S ((COutputInfoP, CCodeP, TypeTupleP, SaveRStackP));
extern void                     c_output_c_code_assign
        PROTO_S ((COutputInfoP, CCodeP, EntryP, EntryP, EntryP, BoolT, BoolT));
extern void                     c_output_c_code_param_assign
        PROTO_S ((COutputInfoP, CCodeP, EntryP, EntryP));
extern void                     c_output_c_code_result_assign
        PROTO_S ((COutputInfoP, CCodeP, EntryP, EntryP));
extern void                     c_output_c_code
        PROTO_S ((COutputInfoP, CCodeP));

/*--------------------------------------------------------------------------*/

#ifdef FS_FAST
#define c_code_file(c) ((c)->file)
#define c_code_line(c) ((c)->line)
#endif /* defined (FS_FAST) */

#endif /* !defined (H_C_CODE) */

/*
 * Local variables(smf):
 * eval: (include::add-path-entry "../os-interface" "../library")
 * eval: (include::add-path-entry "../transforms" "../output")
 * eval: (include::add-path-entry "../c-output" "../generated")
 * end:
**/