1 /* Definitions for Linux-based GNU systems with ELF format
2 Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
3 Contributed by Eric Youngdale.
4 Modified for stabs-in-ELF by H.J. Lu (hjl@lucon.org).
6 This file is part of GNU CC.
8 GNU CC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
13 GNU CC is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GNU CC; see the file COPYING. If not, write to
20 the Free Software Foundation, 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
23 /* Don't assume anything about the header files. */
24 #define NO_IMPLICIT_EXTERN_C
26 /* GNU/Linux uses ctype from glibc.a. I am not sure how complete it is.
27 For now, we play safe. It may change later. */
30 #undef MULTIBYTE_CHARS
31 #define MULTIBYTE_CHARS 1
35 #define ASM_APP_ON "#APP\n"
38 #define ASM_APP_OFF "#NO_APP\n"
41 #undef MD_STARTFILE_PREFIX
43 /* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
44 the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
45 provides part of the support for getting C++ file-scope static
46 object constructed before entering `main'. */
50 #define STARTFILE_SPEC \
52 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
53 %{!p:%{profile:gcrt1.o%s} \
54 %{!profile:crt1.o%s}}}} \
55 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
57 #define STARTFILE_SPEC \
59 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
60 %{!p:%{profile:gcrt1.o%s} \
61 %{!profile:crt1.o%s}}}} \
62 crti.o%s %{static:crtbeginT.o%s}\
63 %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
66 /* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
67 the GNU/Linux magical crtend.o file (see crtstuff.c) which
68 provides part of the support for getting C++ file-scope static
69 object constructed before entering `main', followed by a normal
70 GNU/Linux "finalizer" file, `crtn.o'. */
73 #define ENDFILE_SPEC \
74 "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
76 /* This is for -profile to use -lc_p instead of -lc. */
78 #define CC1_SPEC "%{profile:-p}"
81 /* The GNU C++ standard library requires that these macros be defined. */
82 #undef CPLUSPLUS_CPP_SPEC
83 #define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
86 /* We no longer link with libc_p.a or libg.a by default. If you
87 want to profile or debug the GNU/Linux C library, please add
88 -profile or -ggdb to LDFLAGS at the link time, respectively. */
92 "%{!shared: %{p:-lgmon} %{pg:-lgmon} %{profile:-lgmon -lc_p} \
93 %{!profile:%{!ggdb:-lc} %{ggdb:-lg}}}"
96 "%{pthread:-lpthread} \
98 %{!shared:%{mieee-fp:-lieee} %{profile:-lc_p}%{!profile:-lc}}"
103 %{p:-lgmon -lc_p} %{pg:-lgmon -lc_p} \
104 %{!p:%{!pg:%{!g*:-lc} %{g*:-lg}}}}"
107 #if !defined(USE_GNULIBC_1) && defined(HAVE_LD_EH_FRAME_HDR)
108 #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
111 #define LINK_GCC_C_SEQUENCE_SPEC \
112 "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
114 /* Define this so we can compile MS code for use with WINE. */
115 #define HANDLE_PRAGMA_PACK_PUSH_POP
117 #define TARGET_HAS_F_SETLKW