gas/ecoff.h

   1 /* ecoff.h -- header file for ECOFF debugging support
   2    Copyright (C) 1993-2016 Free Software Foundation, Inc.
   3    Contributed by Cygnus Support.
   4    Put together by Ian Lance Taylor <ian@cygnus.com>.
   5
   6    This file is part of GAS, the GNU Assembler.
   7
   8    GAS is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3, or (at your option)
  11    any later version.
  12
  13    GAS is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with GAS; see the file COPYING.  If not, write to the Free
  20    Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
  21    02110-1301, USA.  */
  22
  23 #ifndef GAS_ECOFF_H
  24 #define GAS_ECOFF_H
  25
  26 #ifdef ECOFF_DEBUGGING
  27
  28 #include "coff/sym.h"
  29 #include "coff/ecoff.h"
  30
  31 /* Whether we have seen any ECOFF debugging information.  */
  32 extern int ecoff_debugging_seen;
  33
  34 /* This function should be called at the start of assembly, by
  35    obj_read_begin_hook.  */
  36 extern void ecoff_read_begin_hook (void);
  37
  38 /* This function should be called when the assembler switches to a new
  39    file.  */
  40 extern void ecoff_new_file (const char *, int);
  41
  42 /* This function should be called when a new symbol is created, by
  43    obj_symbol_new_hook.  */
  44 extern void ecoff_symbol_new_hook (symbolS *);
  45
  46 extern void ecoff_symbol_clone_hook (symbolS *, symbolS *);
  47
  48 /* This function should be called by the obj_frob_symbol hook.  */
  49 extern void ecoff_frob_symbol (symbolS *);
  50
  51 /* Build the ECOFF debugging information.  This should be called by
  52    obj_frob_file.  This fills in the counts in *HDR; the offsets are
  53    filled in relative to the start of the *BUFP.  It sets *BUFP to a
  54    block of memory holding the debugging information.  It returns the
  55    length of *BUFP.  */
  56 extern unsigned long ecoff_build_debug
  57   (HDRR *hdr, char **bufp, const struct ecoff_debug_swap *);
  58
  59 /* Functions to handle the ECOFF debugging directives.  */
  60 extern void ecoff_directive_begin (int);
  61 extern void ecoff_directive_bend (int);
  62 extern void ecoff_directive_end (int);
  63 extern void ecoff_directive_ent (int);
  64 extern void ecoff_directive_fmask (int);
  65 extern void ecoff_directive_frame (int);
  66 extern void ecoff_directive_loc (int);
  67 extern void ecoff_directive_mask (int);
  68
  69 /* Other ECOFF directives.  */
  70 extern void ecoff_directive_extern (int);
  71 extern void ecoff_directive_weakext (int);
  72
  73 /* Functions to handle the COFF debugging directives.  */
  74 extern void ecoff_directive_def (int);
  75 extern void ecoff_directive_dim (int);
  76 extern void ecoff_directive_endef (int);
  77 extern void ecoff_directive_file (int);
  78 extern void ecoff_directive_scl (int);
  79 extern void ecoff_directive_size (int);
  80 extern void ecoff_directive_tag (int);
  81 extern void ecoff_directive_type (int);
  82 extern void ecoff_directive_val (int);
  83
  84 /* Handle stabs.  */
  85 extern void ecoff_stab (segT sec, int what, const char *string,
  86                         int type, int other, int desc);
  87
  88 /* Set the GP prologue size.  */
  89 extern void ecoff_set_gp_prolog_size (int sz);
  90
  91 /* This routine is called from the ECOFF code to set the external
  92    information for a symbol.  */
  93 #ifndef obj_ecoff_set_ext
  94 extern void obj_ecoff_set_ext (symbolS *, EXTR *);
  95 #endif
  96
  97 /* This routine is used to patch up a line number directive when
  98    instructions are moved around.  */
  99 extern void ecoff_fix_loc (fragS *, unsigned long);
 100
 101 /* This function is called from read.c to peek at cur_file_ptr.  */
 102 extern int ecoff_no_current_file (void);
 103
 104 /* This function returns the symbol associated with the current proc.  */
 105 extern symbolS *ecoff_get_cur_proc_sym (void);
 106
 107 #endif /* ECOFF_DEBUGGING */
 108
 109 /* This routine is called from read.c to generate line number for .s file.  */
 110 extern void ecoff_generate_asm_lineno (void);
 111
 112 #endif /* ! GAS_ECOFF_H */