gcc/config/i386/nwld.h

   1 /* nwld.h -- defines to be used when targeting GCC for some generic NetWare
   2    system while using the Novell linker.
   3    Copyright (C) 2004, 2007 Free Software Foundation, Inc.
   4
   5    Written by Jan Beulich (jbeulich@novell.com)
   6
   7 This file is part of GCC.
   8
   9 GCC 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 GCC 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 GCC; see the file COPYING3.  If not see
  21 <http://www.gnu.org/licenses/>.  */
  22
  23 #undef  LIB_SPEC
  24 #define LIB_SPEC "-lc --def-file libc.def%s"
  25
  26 #undef  LIBGCC_SPEC
  27 #define LIBGCC_SPEC "-lgcc %{!static-libgcc:--def-file libgcc.def%s}"
  28
  29 #undef  LINKER_NAME
  30 #define LINKER_NAME "nwld"
  31
  32 #undef  LINK_SPEC
  33 #define LINK_SPEC "--format:NLM --extensions:GNU" \
  34         " %{static:%{!nostdlib:%{!nodefaultlib:%eStatic linking is not supported.\n}}}"
  35
  36 #undef  LINK_GCC_C_SEQUENCE_SPEC
  37 #define LINK_GCC_C_SEQUENCE_SPEC "%L %G"
  38
  39 /* In order to permit the linker to derive the output filename from the first
  40    input file, put the common startup code as the last object. */
  41 #undef  STARTFILE_SPEC
  42 #define STARTFILE_SPEC ""
  43
  44 #undef  ENDFILE_SPEC
  45 #define ENDFILE_SPEC "crt0%O%s ../imports/%{!posix:libc}%{posix:posix}pre.gcc%O%s" \
  46         " --def-file %{!posix:libc}%{posix:posix}pre.def%s"
  47
  48 #define DRIVER_SELF_SPECS "%{!static-libgcc:-shared-libgcc}"
  49
  50 #define TARGET_SUB_SECTION_SEPARATOR "$"
  51
  52 void nwld_named_section_asm_out_constructor (rtx, int);
  53 void nwld_named_section_asm_out_destructor (rtx, int);
  54
  55 #define TARGET_ASM_CONSTRUCTOR nwld_named_section_asm_out_constructor
  56 #define TARGET_ASM_DESTRUCTOR  nwld_named_section_asm_out_destructor
  57
  58 #define SUBSUBTARGET_OVERRIDE_OPTIONS                                   \
  59 do {                                                                    \
  60   /* XXX This can be enabled once gas output meets nwld's needs. */     \
  61   /* if (!flag_unwind_tables && !flag_exceptions) */                    \
  62     flag_dwarf2_cfi_asm = 0;                                            \
  63 } while (0)
  64
  65 #undef  EH_FRAME_SECTION_NAME
  66 #define EH_FRAME_SECTION_NAME ".eh_frame"TARGET_SUB_SECTION_SEPARATOR
  67
  68 /* nwld does not currently support stabs debug info */
  69 #undef DBX_DEBUGGING_INFO