1 /* Definitions for LM32 running Linux-based GNU systems using ELF
2 Copyright (C) 1993-2015 Free Software Foundation, Inc.
3 Contributed by Philip Blundell <philb@gnu.org>
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published
9 by the Free Software Foundation; either version 3, or (at your
10 option) any later version.
12 GCC is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
21 /* elfos.h should have already been included. Now just override
22 any conflicting definitions and add any extras. */
24 /* Do not assume anything about header files. */
25 #undef NO_IMPLICIT_EXTERN_C
26 #define NO_IMPLICIT_EXTERN_C
28 /* The GNU C++ standard library requires that these macros be defined. */
29 #undef CPLUSPLUS_CPP_SPEC
30 #define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
32 /* Now we define the strings used to build the spec file. */
35 "%{pthread:-lpthread} \
39 #define LIBGCC_SPEC "-lgcc"
41 /* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add
42 the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
43 provides part of the support for getting C++ file-scope static
44 object constructed before entering `main'. */
47 #define STARTFILE_SPEC \
49 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
50 %{!p:%{profile:gcrt1.o%s} \
51 %{!profile:crt1.o%s}}}} \
52 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
54 /* Provide a ENDFILE_SPEC appropriate for GNU/Linux. Here we tack on
55 the GNU/Linux magical crtend.o file (see crtstuff.c) which
56 provides part of the support for getting C++ file-scope static
57 object constructed before entering `main', followed by a normal
58 GNU/Linux "finalizer" file, `crtn.o'. */
61 #define ENDFILE_SPEC \
62 "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
65 #define LINK_SPEC "%{h*} \
68 %{symbolic:-Bsymbolic} \
69 %{rdynamic:-export-dynamic} \
70 -dynamic-linker /lib/ld-linux.so.2"
72 #define TARGET_OS_CPP_BUILTINS() GNU_USER_TARGET_OS_CPP_BUILTINS()
74 #define LINK_GCC_C_SEQUENCE_SPEC \
75 "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
78 #define CC1_SPEC "%{G*} %{!fno-PIC:-fPIC}"