| 1 |
12 |
jlechner |
/* Definitions for Linux-based GNU systems with ELF format
|
| 2 |
|
|
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2003, 2004
|
| 3 |
|
|
Free Software Foundation, Inc.
|
| 4 |
|
|
Contributed by Eric Youngdale.
|
| 5 |
|
|
Modified for stabs-in-ELF by H.J. Lu (hjl@lucon.org).
|
| 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 2, 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 COPYING. If not, write to
|
| 21 |
|
|
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
| 22 |
|
|
Boston, MA 02110-1301, USA. */
|
| 23 |
|
|
|
| 24 |
|
|
/* Don't assume anything about the header files. */
|
| 25 |
|
|
#define NO_IMPLICIT_EXTERN_C
|
| 26 |
|
|
|
| 27 |
|
|
#undef ASM_APP_ON
|
| 28 |
|
|
#define ASM_APP_ON "#APP\n"
|
| 29 |
|
|
|
| 30 |
|
|
#undef ASM_APP_OFF
|
| 31 |
|
|
#define ASM_APP_OFF "#NO_APP\n"
|
| 32 |
|
|
|
| 33 |
|
|
#undef MD_EXEC_PREFIX
|
| 34 |
|
|
#undef MD_STARTFILE_PREFIX
|
| 35 |
|
|
|
| 36 |
|
|
/* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
|
| 37 |
|
|
the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
|
| 38 |
|
|
provides part of the support for getting C++ file-scope static
|
| 39 |
|
|
object constructed before entering `main'. */
|
| 40 |
|
|
|
| 41 |
|
|
#undef STARTFILE_SPEC
|
| 42 |
|
|
#if defined HAVE_LD_PIE
|
| 43 |
|
|
#define STARTFILE_SPEC \
|
| 44 |
|
|
"%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \
|
| 45 |
|
|
crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
|
| 46 |
|
|
#else
|
| 47 |
|
|
#define STARTFILE_SPEC \
|
| 48 |
|
|
"%{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}} \
|
| 49 |
|
|
crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
|
| 50 |
|
|
#endif
|
| 51 |
|
|
|
| 52 |
|
|
/* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
|
| 53 |
|
|
the GNU/Linux magical crtend.o file (see crtstuff.c) which
|
| 54 |
|
|
provides part of the support for getting C++ file-scope static
|
| 55 |
|
|
object constructed before entering `main', followed by a normal
|
| 56 |
|
|
GNU/Linux "finalizer" file, `crtn.o'. */
|
| 57 |
|
|
|
| 58 |
|
|
#undef ENDFILE_SPEC
|
| 59 |
|
|
#define ENDFILE_SPEC \
|
| 60 |
|
|
"%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
|
| 61 |
|
|
|
| 62 |
|
|
/* This is for -profile to use -lc_p instead of -lc. */
|
| 63 |
|
|
#ifndef CC1_SPEC
|
| 64 |
|
|
#define CC1_SPEC "%{profile:-p}"
|
| 65 |
|
|
#endif
|
| 66 |
|
|
|
| 67 |
|
|
/* The GNU C++ standard library requires that these macros be defined. */
|
| 68 |
|
|
#undef CPLUSPLUS_CPP_SPEC
|
| 69 |
|
|
#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
|
| 70 |
|
|
|
| 71 |
|
|
#undef LIB_SPEC
|
| 72 |
|
|
#define LIB_SPEC \
|
| 73 |
|
|
"%{pthread:-lpthread} \
|
| 74 |
|
|
%{shared:-lc} \
|
| 75 |
|
|
%{!shared:%{mieee-fp:-lieee} %{profile:-lc_p}%{!profile:-lc}}"
|
| 76 |
|
|
|
| 77 |
|
|
#define LINUX_TARGET_OS_CPP_BUILTINS() \
|
| 78 |
|
|
do { \
|
| 79 |
|
|
builtin_define ("__gnu_linux__"); \
|
| 80 |
|
|
builtin_define_std ("linux"); \
|
| 81 |
|
|
builtin_define_std ("unix"); \
|
| 82 |
|
|
builtin_assert ("system=linux"); \
|
| 83 |
|
|
builtin_assert ("system=unix"); \
|
| 84 |
|
|
builtin_assert ("system=posix"); \
|
| 85 |
|
|
} while (0)
|
| 86 |
|
|
|
| 87 |
|
|
#if defined(HAVE_LD_EH_FRAME_HDR)
|
| 88 |
|
|
#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
|
| 89 |
|
|
#endif
|
| 90 |
|
|
|
| 91 |
|
|
/* Define this so we can compile MS code for use with WINE. */
|
| 92 |
|
|
#define HANDLE_PRAGMA_PACK_PUSH_POP
|
| 93 |
|
|
|
| 94 |
|
|
#define LINK_GCC_C_SEQUENCE_SPEC \
|
| 95 |
|
|
"%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
|
| 96 |
|
|
|
| 97 |
|
|
/* Use --as-needed -lgcc_s for eh support. */
|
| 98 |
|
|
#ifdef HAVE_LD_AS_NEEDED
|
| 99 |
|
|
#define USE_LD_AS_NEEDED 1
|
| 100 |
|
|
#endif
|
| 101 |
|
|
|
| 102 |
|
|
/* Determine whether the entire c99 runtime
|
| 103 |
|
|
is present in the runtime library. */
|
| 104 |
|
|
#define TARGET_C99_FUNCTIONS 1
|
| 105 |
|
|
|
| 106 |
|
|
#define TARGET_POSIX_IO
|
