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/*
    Copyright (c) 1993 Open Software Foundation, Inc.


    All Rights Reserved


    Permission to use, copy, modify, and distribute this software
    and its documentation for any purpose and without fee is hereby
    granted, provided that the above copyright notice appears in all
    copies and that both the copyright notice and this permission
    notice appear in supporting documentation.


    OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING
    ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
    PARTICULAR PURPOSE.


    IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
    CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
    LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
    NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
    WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/

/*
                 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.
*/



/**********************************************************************
$Author: release $
$Date: 1998/02/04 15:49:05 $
$Revision: 1.2 $
$Log: procrectypes.h,v $
 * Revision 1.2  1998/02/04  15:49:05  release
 * Added OSF copyright message.
 *
 * Revision 1.1.1.1  1998/01/17  15:55:57  release
 * First version to be checked into rolling release.
 *
 * Revision 1.3  1996/10/14  17:32:03  pwe
 * include called callees in env_size
 *
 * Revision 1.2  1996/10/04  16:03:42  pwe
 * add banners and mod for PWE ownership
 *
**********************************************************************/


#ifndef procreckey
#define procreckey 1

#include "exptypes.h"

#define wfixno          32
#define wfloatno        32

struct needst {
  int   fixneeds;               /* no of fixed t-regs required */
  int   floatneeds;             /* no of float t-regs required */
  prop propsneeds;              /* various binary properties of exp */
  int   maxargs;                /* size in bits for actual parameters in
                                   exp */
};
typedef struct needst needs;

struct weightst {
  float  fix[wfixno];
  float  floating[wfloatno];
};
typedef struct weightst weights;
 /* used to allocate tags to registers */


struct spacereqt {
  long  fixdump;
  long  fltdump;
  long  stack;
  exp obtain;
};
typedef struct spacereqt  spacereq;
 /* used characterise s-reg and stack requirements of proc */

struct procrect {
  needs      needsproc;
  spacereq   spacereqproc;
  bool leaf_proc;
  bool alloca_proc;
  bool has_fp;
  bool has_tp;
  bool has_saved_sp;
  bool save_all_sregs;
  bool has_vcallees;
  bool has_no_vcallers;
  long callee_size;
  long locals_space;
  long locals_offset;
  long frame_size;
  long params_offset;
  long maxargs;
  long max_callee_bytes;
  int sreg_first_save;
  int sfreg_first_save;
  long no_of_returns;
};
typedef struct procrect procrec;
 /* various properties of a procedure */

struct wpt {
  weights wp_weights;
  long  fix_break;
  long  float_break;
};
typedef struct wpt  wp;
 /* used to allocate tags to registers */

struct spacet {
  long  fixed;
  long  flt;
};
typedef struct spacet space;
 /* used to indicate free t-regs in code production */

#endif