2000-05-12 23:15:20 +00:00
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/* dwarf2dbg.h - DWARF2 debug support
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2001-06-26 16:57:43 +00:00
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Copyright 1999, 2000 Free Software Foundation, Inc.
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2000-05-12 23:15:20 +00:00
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This file is part of GAS, the GNU Assembler.
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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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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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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 the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#ifndef AS_DWARF2DBG_H
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#define AS_DWARF2DBG_H
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#include "as.h"
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#define DWARF2_FLAG_BEGIN_STMT (1 << 0) /* beginning of statement */
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#define DWARF2_FLAG_BEGIN_BLOCK (1 << 1) /* beginning of basic block */
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2001-05-28 05:21:37 +00:00
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struct dwarf2_line_info {
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unsigned int filenum;
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unsigned int line;
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unsigned int column;
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unsigned int flags;
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};
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2000-05-12 23:15:20 +00:00
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/* Implements the .file FILENO "FILENAME" directive. FILENO can be 0
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to indicate that no file number has been assigned. All real file
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number must be >0. */
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extern void dwarf2_directive_file PARAMS ((int dummy));
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/* Implements the .loc FILENO LINENO [COLUMN] directive. FILENO is
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the file number, LINENO the line number and the (optional) COLUMN
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the column of the source code that the following instruction
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corresponds to. FILENO can be 0 to indicate that the filename
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specified by the textually most recent .file directive should be
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used. */
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extern void dwarf2_directive_loc PARAMS ((int dummy));
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/* Returns the current source information. If .file directives have
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been encountered, the info for the corresponding source file is
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returned. Otherwise, the info for the assembly source file is
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returned. */
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extern void dwarf2_where PARAMS ((struct dwarf2_line_info *l));
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/* This function generates .debug_line info based on the address and
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source information passed in the arguments. ADDR should be the
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frag-relative offset of the instruction the information is for and
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L is the source information that should be associated with that
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2001-05-28 05:21:37 +00:00
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address. */
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2000-05-12 23:15:20 +00:00
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extern void dwarf2_gen_line_info PARAMS ((addressT addr,
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struct dwarf2_line_info *l));
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2001-05-28 05:21:37 +00:00
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/* Must be called for each generated instruction. */
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extern void dwarf2_emit_insn PARAMS ((int));
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2000-05-12 23:15:20 +00:00
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extern void dwarf2_finish PARAMS ((void));
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2001-05-28 05:21:37 +00:00
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extern int dwarf2dbg_estimate_size_before_relax PARAMS ((fragS *));
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extern int dwarf2dbg_relax_frag PARAMS ((fragS *));
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extern void dwarf2dbg_convert_frag PARAMS ((fragS *));
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2000-05-12 23:15:20 +00:00
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#endif /* AS_DWARF2DBG_H */
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