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/*
                 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.
*/


/*
$Log: addrtypes.h,v $
 * Revision 1.1.1.1  1998/01/17  15:56:02  release
 * First version to be checked into rolling release.
 *
 * Revision 1.2  1995/12/18  13:10:54  wfs
 * Put hppatrans uder cvs control. Major Changes made since last release
 * include:
 * (i) PIC code generation.
 * (ii) Profiling.
 * (iii) Dynamic Initialization.
 * (iv) Debugging of Exception Handling and Diagnostics.
 *
 * Revision 5.0  1995/08/25  13:42:58  wfs
 * Preperation for August 25 Glue release
 *
 * Revision 4.0  1995/08/25  13:34:00  wfs
 * *** empty log message ***
 *
 * Revision 4.0  1995/08/25  13:34:00  wfs
 * *** empty log message ***
 *
 * Revision 3.4  1995/08/25  10:44:05  wfs
 * *** empty log message ***
 *
 * Revision 3.4  1995/08/25  10:44:05  wfs
 * *** empty log message ***
 *
 * Revision 3.1  95/04/10  16:25:18  16:25:18  wfs (William Simmonds)
 * Apr95 tape version.
 * 
 * Revision 3.0  95/03/30  11:12:22  11:12:22  wfs (William Simmonds)
 * Mar95 tape version with CRCR95_178 bug fix.
 * 
 * Revision 2.0  95/03/15  15:22:22  15:22:22  wfs (William Simmonds)
 * spec 3.1 changes implemented, tests outstanding.
 * 
 * Revision 1.1  95/01/11  13:35:41  13:35:41  wfs (William Simmonds)
 * Initial revision
 * 
*/


#ifndef ADDRTYPES_INCLUDED
#define ADDRTYPES_INCLUDED

#include "common_types.h"
#include "proctypes.h"

#define NOREG   100


/*
    TYPE DEFINITIONS
*/

typedef struct {
    int lab ;
    int regmove ;
} makeans ;

typedef struct {
    int base ;
    long offset ;
} baseoff ;

typedef struct {
    baseoff b ;
    bool adval ;
} instore ;

typedef struct {
    int fr ;
    bool dble ;
} freg ;

typedef struct {
    int *fr ;
    bool dble ;
} somefreg ;

typedef struct {
    int *r ;
} somereg ;

typedef struct {
    enum ansdiscrim {
        inreg,
        infreg,
        notinreg,
        bitad,
        insomereg,
        insomefreg
    } d ;
    union {
        int regans ;
        freg fregans ;
        instore instoreans ;
        instore bitadans ;
        somefreg somefregans ;
        somereg someregans ;
    } val ;
} ans ;

typedef struct {
    ans answhere ;
    ash ashwhere ;
} where ;

typedef struct {
    long maxi ;
    long mini ;
    char *fmt ;
} mm ;

struct regcell_t {int regcell_key;
                        /* 0 - indetermined
                           1 - has first_dest, not second
                           2 - has second_dest, not first
                           3 - has first_dest and second_dest
                           4 - overdetermined
                        */
                  exp first_dest;
                  int first_size;
                  exp second_dest;
                  int second_size;
                 };

typedef struct regcell_t regcell;

typedef regcell reg_record[7];

typedef struct outofline_t {
        struct outofline_t * next;
        where dest;
        exp body;
        int labno;
        int repeat_level;
        space sp;
        exp jr;
} outofline;


#define BITS2BYTES(x)   ((x) >> 3)
#define BYTES2BITS(x)   ((x) << 3)





/*
    MACROS FOR SETTING AND ADDRESSING THE COMPONENTS OF AN ANS
*/

#define discrim( x )            ( x ).d
#define regalt( x )             ( x ).val.regans
#define fregalt( x )            ( x ).val.fregans
#define insalt( x )             ( x ).val.instoreans
#define bitadalt( x )           ( x ).val.bitadans
#define someregalt( x )         ( x ).val.someregans.r
#define somefregalt( x )        ( x ).val.somefregans

#define setregalt( x, y )       ( x ).d = inreg ; regalt ( x ) = ( y )
#define setfregalt( x, y )      ( x ).d = infreg ; fregalt ( x ) = ( y )
#define setinsalt( x, y )       ( x ).d = notinreg ; insalt ( x ) = ( y )
#define setbitadalt( x, y )     ( x ).d = bitad ; bitadalt ( x ) = ( y )
#define setsomeregalt( x, y )   ( x ).d = insomereg ; someregalt ( x ) = ( y )
#define setsomefregalt( x, y )  ( x ).d = insomefreg ; somefregalt ( x ) = ( y )



#endif