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Annotation of gcc/halfpic.h, revision 1.1.1.2

1.1       root        1: /* OSF/rose half-pic support definitions.
                      2:    Copyright (C) 1992 Free Software Foundation, Inc.
                      3: 
                      4: This file is part of GNU CC.
                      5: 
                      6: GNU CC is free software; you can redistribute it and/or modify
                      7: it under the terms of the GNU General Public License as published by
                      8: the Free Software Foundation; either version 2, or (at your option)
                      9: any later version.
                     10: 
                     11: GNU CC is distributed in the hope that it will be useful,
                     12: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     14: GNU General Public License for more details.
                     15: 
                     16: You should have received a copy of the GNU General Public License
                     17: along with GNU CC; see the file COPYING.  If not, write to
                     18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     19: 
1.1.1.2 ! root       20: extern int  flag_half_pic;             /* Global half-pic flag.  */
        !            21: extern int  half_pic_number_ptrs;      /* # distinct pointers found */
        !            22: extern int  half_pic_number_refs;      /* # half-pic references */
1.1       root       23: extern void half_pic_encode ();                /* encode whether half-pic */
1.1.1.2 ! root       24: extern void half_pic_declare ();       /* declare object local */
1.1       root       25: extern void half_pic_init ();          /* half_pic initialization */
1.1.1.2 ! root       26: extern void half_pic_finish ();                /* half_pic termination */
        !            27: extern int  half_pic_address_p ();     /* true if an address is half-pic */
        !            28: extern struct rtx_def *half_pic_ptr ();        /* return RTX for half-pic pointer */
1.1       root       29: 
                     30: /* Macros to provide access to the half-pic stuff (so they can easily
                     31:    be stubbed out.  */
                     32: 
                     33: #define HALF_PIC_P()           (flag_half_pic)
1.1.1.2 ! root       34: #define HALF_PIC_NUMBER_PTRS   (half_pic_number_ptrs)
        !            35: #define HALF_PIC_NUMBER_REFS   (half_pic_number_refs)
        !            36: 
1.1       root       37: #define HALF_PIC_ENCODE(DECL)  half_pic_encode (DECL)
1.1.1.2 ! root       38: #define HALF_PIC_DECLARE(NAME) half_pic_declare (NAME)
1.1       root       39: #define HALF_PIC_INIT()                half_pic_init ()
1.1.1.2 ! root       40: #define HALF_PIC_FINISH(STREAM)        half_pic_finish (STREAM)
        !            41: #define HALF_PIC_ADDRESS_P(X)  half_pic_address_p (X)
        !            42: #define HALF_PIC_PTR(X)                half_pic_ptr (X)
        !            43: 
        !            44: /* Prefix for half-pic names */
        !            45: #ifndef HALF_PIC_PREFIX
        !            46: #define        HALF_PIC_PREFIX "__pic_"
        !            47: #endif

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