gas/ecoff.h

   1 /* ecoff.h -- header file for ECOFF debugging support
   2    Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2003, 2004, 2005,
   3    2007, 2009 Free Software Foundation, Inc.
   4    Contributed by Cygnus Support.
   5    Put together by Ian Lance Taylor <ian@cygnus.com>.
   6
   7    This file is part of GAS, the GNU Assembler.
   8
   9    GAS is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3, or (at your option)
  12    any later version.
  13
  14    GAS is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with GAS; see the file COPYING.  If not, write to the Free
  21    Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
  22    02110-1301, USA.  */
  23
  24 #ifndef GAS_ECOFF_H
  25 #define GAS_ECOFF_H
  26
  27 #ifdef ECOFF_DEBUGGING
  28
  29 #include "coff/sym.h"
  30 #include "coff/ecoff.h"
  31
  32 /* Whether we have seen any ECOFF debugging information.  */
  33 extern int ecoff_debugging_seen;
  34
  35 /* This function should be called at the start of assembly, by
  36    obj_read_begin_hook.  */
  37 extern void ecoff_read_begin_hook (void);
  38
  39 /* This function should be called when the assembler switches to a new
  40    file.  */
  41 extern void ecoff_new_file (const char *, int);
  42
  43 /* This function should be called when a new symbol is created, by
  44    obj_symbol_new_hook.  */
  45 extern void ecoff_symbol_new_hook (symbolS *);
  46
  47 extern void ecoff_symbol_clone_hook (symbolS *, symbolS *);
  48
  49 /* This function should be called by the obj_frob_symbol hook.  */
  50 extern void ecoff_frob_symbol (symbolS *);
  51
  52 /* Build the ECOFF debugging information.  This should be called by
  53    obj_frob_file.  This fills in the counts in *HDR; the offsets are
  54    filled in relative to the start of the *BUFP.  It sets *BUFP to a
  55    block of memory holding the debugging information.  It returns the
  56    length of *BUFP.  */
  57 extern unsigned long ecoff_build_debug
  58   (HDRR *hdr, char **bufp, const struct ecoff_debug_swap *);
  59
  60 /* Functions to handle the ECOFF debugging directives.  */
  61 extern void ecoff_directive_begin (int);
  62 extern void ecoff_directive_bend (int);
  63 extern void ecoff_directive_end (int);
  64 extern void ecoff_directive_ent (int);
  65 extern void ecoff_directive_fmask (int);
  66 extern void ecoff_directive_frame (int);
  67 extern void ecoff_directive_loc (int);
  68 extern void ecoff_directive_mask (int);
  69
  70 /* Other ECOFF directives.  */
  71 extern void ecoff_directive_extern (int);
  72 extern void ecoff_directive_weakext (int);
  73
  74 /* Functions to handle the COFF debugging directives.  */
  75 extern void ecoff_directive_def (int);
  76 extern void ecoff_directive_dim (int);
  77 extern void ecoff_directive_endef (int);
  78 extern void ecoff_directive_file (int);
  79 extern void ecoff_directive_scl (int);
  80 extern void ecoff_directive_size (int);
  81 extern void ecoff_directive_tag (int);
  82 extern void ecoff_directive_type (int);
  83 extern void ecoff_directive_val (int);
  84
  85 /* Handle stabs.  */
  86 extern void ecoff_stab (segT sec, int what, const char *string,
  87                         int type, int other, int desc);
  88
  89 /* Set the GP prologue size.  */
  90 extern void ecoff_set_gp_prolog_size (int sz);
  91
  92 /* This routine is called from the ECOFF code to set the external
  93    information for a symbol.  */
  94 #ifndef obj_ecoff_set_ext
  95 extern void obj_ecoff_set_ext (symbolS *, EXTR *);
  96 #endif
  97
  98 /* This routine is used to patch up a line number directive when
  99    instructions are moved around.  */
 100 extern void ecoff_fix_loc (fragS *, unsigned long);
 101
 102 /* This function is called from read.c to peek at cur_file_ptr.  */
 103 extern int ecoff_no_current_file (void);
 104
 105 /* This function returns the symbol associated with the current proc.  */
 106 extern symbolS *ecoff_get_cur_proc_sym (void);
 107
 108 #endif /* ECOFF_DEBUGGING */
 109
 110 /* This routine is called from read.c to generate line number for .s file.  */
 111 extern void ecoff_generate_asm_lineno (void);
 112
 113 #endif /* ! GAS_ECOFF_H */