1992-02-16 05:13:03 +08:00
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/* write.h
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1991-04-05 02:19:53 +08:00
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1993-07-08 00:39:13 +08:00
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Copyright (C) 1987, 1992, 1993 Free Software Foundation, Inc.
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1992-11-24 04:39:57 +08:00
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1992-02-13 16:33:54 +08:00
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This file is part of GAS, the GNU Assembler.
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1992-11-24 04:39:57 +08:00
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1992-02-13 16:33:54 +08:00
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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1992-11-24 04:39:57 +08:00
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1992-02-13 16:33:54 +08:00
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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1992-11-24 04:39:57 +08:00
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1992-02-13 16:33:54 +08:00
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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1991-04-05 02:19:53 +08:00
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#ifndef TC_I960
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#ifdef hpux
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#define EXEC_MACHINE_TYPE HP9000S200_ID
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#endif
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#endif /* TC_I960 */
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#ifndef LOCAL_LABEL
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#ifdef DOT_LABEL_PREFIX
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#define LOCAL_LABEL(name) (name[0] =='.' \
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1992-02-13 16:33:54 +08:00
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&& ( name [1] == 'L' || name [1] == '.' ))
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1992-11-24 04:39:57 +08:00
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#else /* not defined DOT_LABEL_PREFIX */
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1991-04-05 02:19:53 +08:00
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#define LOCAL_LABEL(name) (name [0] == 'L' )
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#endif /* not defined DOT_LABEL_PREFIX */
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#endif /* LOCAL_LABEL */
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#define S_LOCAL_NAME(s) (LOCAL_LABEL(S_GET_NAME(s)))
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1992-02-23 04:45:24 +08:00
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#include "bit_fix.h"
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1991-04-05 02:19:53 +08:00
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/*
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* FixSs may be built up in any order.
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*/
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1992-11-24 04:39:57 +08:00
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struct fix
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{
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/* These small fields are grouped together for compactness of
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this structure, and efficiency of access on some architectures. */
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char fx_pcrel_adjust; /* pc-relative offset adjust */
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unsigned fx_pcrel : 1; /* TRUE: pc-relative. */
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unsigned fx_im_disp : 1; /* TRUE: value is a displacement */
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unsigned fx_bsr : 1; /* sequent-hack */
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/* TRUE if target is a 'callj' (used by i960) */
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unsigned fx_callj : 1;
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short int fx_size; /* How many bytes are involved? */
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1992-11-24 04:39:57 +08:00
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fragS *fx_frag; /* Which frag? */
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long fx_where; /* Where is the 1st byte to fix up? */
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symbolS *fx_addsy; /* NULL or Symbol whose value we add in. */
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symbolS *fx_subsy; /* NULL or Symbol whose value we subtract. */
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valueT fx_offset; /* Absolute number we add in. */
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struct fix *fx_next; /* NULL or -> next fixS. */
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bit_fixS *fx_bit_fixP; /* IF NULL no bitfix's to do */
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1993-07-08 00:39:13 +08:00
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#ifdef BFD_ASSEMBLER
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bfd_reloc_code_real_type fx_r_type;
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#else
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#ifdef NEED_FX_R_TYPE
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/* Hack for machines where the type of reloc can't be
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worked out by looking at how big it is. */
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int fx_r_type;
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1992-02-23 04:45:24 +08:00
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#endif
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1993-07-08 00:39:13 +08:00
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#endif
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/* This field is sort of misnamed. It appears to be a sort of random
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scratch field, for use by the back ends. The main gas code doesn't
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do anything but initialize it to zero. The use of it does need to
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be coordinated between the cpu and format files, though. E.g., some
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coff targets pass the `addend' field from the cpu file via this
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field. I don't know why the `fx_offset' field above can't be used
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for that; investigate later and document. KR */
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valueT fx_addnumber;
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1992-11-24 04:39:57 +08:00
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};
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1991-04-05 02:19:53 +08:00
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1992-02-13 16:33:54 +08:00
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typedef struct fix fixS;
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1991-04-05 02:19:53 +08:00
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1993-07-08 00:39:13 +08:00
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#ifndef BFD_ASSEMBLER
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extern char *next_object_file_charP;
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1991-04-05 02:19:53 +08:00
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1992-02-13 16:33:54 +08:00
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#ifndef MANY_SEGMENTS
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COMMON fixS *text_fix_root, *text_fix_tail; /* Chains fixSs. */
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COMMON fixS *data_fix_root, *data_fix_tail; /* Chains fixSs. */
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COMMON fixS *bss_fix_root, *bss_fix_tail; /* Chains fixSs. */
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#endif
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COMMON fixS **seg_fix_rootP, **seg_fix_tailP; /* -> one of above. */
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1993-07-08 00:39:13 +08:00
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#endif
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1991-04-05 02:19:53 +08:00
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extern long string_byte_count;
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extern int section_alignment[];
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1993-07-08 00:39:13 +08:00
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bit_fixS *bit_fix_new PARAMS ((int size, int offset, long base_type,
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long base_adj, long min, long max, long add));
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void append PARAMS ((char **charPP, char *fromP, unsigned long length));
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void record_alignment PARAMS ((segT seg, int align));
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void write_object_file PARAMS ((void));
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#ifdef BFD_ASSEMBLER
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fixS *fix_new PARAMS ((fragS * frag, int where, int size,
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symbolS * add_symbol, symbolS * sub_symbol,
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offsetT offset, int pcrel,
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bfd_reloc_code_real_type r_type));
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#else
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fixS *fix_new PARAMS ((fragS * frag, int where, int size,
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symbolS * add_symbol, symbolS * sub_symbol,
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long offset, int pcrel, int r_type));
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#endif
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1991-04-05 02:19:53 +08:00
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/* end of write.h */
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