X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gas%2Fdwarf2dbg.h;h=d60d0874bf1ed8715bbe72d864ed4f419349ea1d;hb=756d1d01889f120348ff040ef9599b595524d4b9;hp=9bfd213e6fb8ffb88c18d20262b96583226d2025;hpb=a7cd1c22994996423fd836cd774bc81535b0d5b2;p=deliverable%2Fbinutils-gdb.git diff --git a/gas/dwarf2dbg.h b/gas/dwarf2dbg.h index 9bfd213e6f..d60d0874bf 100644 --- a/gas/dwarf2dbg.h +++ b/gas/dwarf2dbg.h @@ -1,3 +1,23 @@ +/* dwarf2dbg.h - DWARF2 debug support + Copyright 1999, 2000 Free Software Foundation, Inc. + + This file is part of GAS, the GNU Assembler. + + GAS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GAS is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GAS; see the file COPYING. If not, write to the Free + Software Foundation, 59 Temple Place - Suite 330, Boston, MA + 02111-1307, USA. */ + #ifndef AS_DWARF2DBG_H #define AS_DWARF2DBG_H @@ -6,19 +26,17 @@ #define DWARF2_FLAG_BEGIN_STMT (1 << 0) /* beginning of statement */ #define DWARF2_FLAG_BEGIN_BLOCK (1 << 1) /* beginning of basic block */ -struct dwarf2_line_info - { - char *filename; - unsigned int filenum; - unsigned int line; - unsigned int column; - unsigned int flags; - }; +struct dwarf2_line_info { + unsigned int filenum; + unsigned int line; + unsigned int column; + unsigned int flags; +}; /* Implements the .file FILENO "FILENAME" directive. FILENO can be 0 to indicate that no file number has been assigned. All real file number must be >0. */ -extern void dwarf2_directive_file PARAMS ((int dummy)); +extern char *dwarf2_directive_file PARAMS ((int dummy)); /* Implements the .loc FILENO LINENO [COLUMN] directive. FILENO is the file number, LINENO the line number and the (optional) COLUMN @@ -38,12 +56,30 @@ extern void dwarf2_where PARAMS ((struct dwarf2_line_info *l)); source information passed in the arguments. ADDR should be the frag-relative offset of the instruction the information is for and L is the source information that should be associated with that - address. */ -extern void dwarf2_gen_line_info PARAMS ((bfd_vma addr, + address. */ +extern void dwarf2_gen_line_info PARAMS ((addressT addr, struct dwarf2_line_info *l)); -/* Must be called after all other input is processed to finish up the - .debug_line section. */ +/* Must be called for each generated instruction. */ +extern void dwarf2_emit_insn PARAMS ((int)); + extern void dwarf2_finish PARAMS ((void)); +extern int dwarf2dbg_estimate_size_before_relax PARAMS ((fragS *)); +extern int dwarf2dbg_relax_frag PARAMS ((fragS *)); +extern void dwarf2dbg_convert_frag PARAMS ((fragS *)); + +/* An enumeration which describes the sizes of offsets (to DWARF sections) + and the mechanism by which the size is indicated. */ +enum dwarf2_format { + /* 32-bit format: the initial length field is 4 bytes long. */ + dwarf2_format_32bit, + /* DWARF3 64-bit format: the representation of the initial length + (of a DWARF section) is 0xffffffff (4 bytes) followed by eight + bytes indicating the actual length. */ + dwarf2_format_64bit, + /* SGI extension to DWARF2: The initial length is eight bytes. */ + dwarf2_format_64bit_irix +}; + #endif /* AS_DWARF2DBG_H */