1 /* Common configuration file for NetBSD ELF targets.
2 Copyright (C) 2002-2015 Free Software Foundation, Inc.
3 Contributed by Wasabi Systems, Inc.
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public 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 /* TARGET_OS_CPP_BUILTINS() common to all NetBSD ELF targets. */
22 #define NETBSD_OS_CPP_BUILTINS_ELF() \
25 NETBSD_OS_CPP_BUILTINS_COMMON(); \
29 /* Provide a STARTFILE_SPEC appropriate for NetBSD ELF. Here we
30 provide support for the special GCC option -static. On ELF
31 targets, we also add the crtbegin.o file, which provides part
32 of the support for getting C++ file-scope static objects
33 constructed before entering "main". */
35 #define NETBSD_STARTFILE_SPEC \
41 %:if-exists(crti%O%s) \
42 %{static:%:if-exists-else(crtbeginT%O%s crtbegin%O%s)} \
44 %{!shared:crtbegin%O%s} %{shared:crtbeginS%O%s}}"
47 #define STARTFILE_SPEC NETBSD_STARTFILE_SPEC
50 /* Provide an ENDFILE_SPEC appropriate for NetBSD ELF. Here we
51 add crtend.o, which provides part of the support for getting
52 C++ file-scope static objects deconstructed after exiting "main". */
54 #define NETBSD_ENDFILE_SPEC \
55 "%{!shared:crtend%O%s} %{shared:crtendS%O%s} \
56 %:if-exists(crtn%O%s)"
59 #define ENDFILE_SPEC NETBSD_ENDFILE_SPEC
61 /* Provide a LINK_SPEC appropriate for NetBSD ELF. Here we provide
62 support for the special GCC options -assert, -R, -rpath, -shared,
63 -nostdlib, -static, -rdynamic, and -dynamic-linker.
65 Target-specific code can use this in conjunction with any other
66 target-specific LINK_SPEC options.
68 Target-specific code must provide the %(netbsd_entry_point) spec. */
70 #define NETBSD_LINK_SPEC_ELF \
71 "%{assert*} %{R*} %{rpath*} \
73 %{symbolic:-Bsymbolic} \
78 %{!e*:-e %(netbsd_entry_point)}}} \
80 %{rdynamic:-export-dynamic} \
81 -dynamic-linker /usr/libexec/ld.elf_so} \
84 /* Use --as-needed -lgcc_s for eh support. */
85 #ifdef HAVE_LD_AS_NEEDED
86 #define USE_LD_AS_NEEDED 1