linux64.h revision 90075
1193323Sed/* Definitions for AMD x86-64 running Linux-based GNU systems with ELF format.
2193323Sed   Copyright (C) 2001 Free Software Foundation, Inc.
3193323Sed   Contributed by Jan Hubicka <jh@suse.cz>, based on linux.h.
4193323Sed
5193323SedThis file is part of GNU CC.
6193323Sed
7193323SedGNU CC is free software; you can redistribute it and/or modify
8193323Sedit under the terms of the GNU General Public License as published by
9193323Sedthe Free Software Foundation; either version 2, or (at your option)
10193323Sedany later version.
11193323Sed
12193323SedGNU CC is distributed in the hope that it will be useful,
13193323Sedbut WITHOUT ANY WARRANTY; without even the implied warranty of
14193323SedMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15193323SedGNU General Public License for more details.
16193323Sed
17193323SedYou should have received a copy of the GNU General Public License
18193323Sedalong with GNU CC; see the file COPYING.  If not, write to
19193323Sedthe Free Software Foundation, 59 Temple Place - Suite 330,
20201360SrdivackyBoston, MA 02111-1307, USA.  */
21193323Sed
22195340Sed#define LINUX_DEFAULT_ELF
23200581Srdivacky
24200581Srdivacky#undef TARGET_VERSION
25193323Sed#define TARGET_VERSION fprintf (stderr, " (x86-64 Linux/ELF)");
26218893Sdim
27210299Sed#undef CPP_PREDEFINES
28198892Srdivacky#define CPP_PREDEFINES "-D__ELF__ -Dunix -Dlinux -Asystem(posix)"
29193323Sed
30200581Srdivacky#undef CPP_SPEC
31218893Sdim#define CPP_SPEC "%(cpp_cpu) %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT} %{!m32:-D__LONG_MAX__=9223372036854775807L}"
32218893Sdim
33218893Sdim/* Provide a LINK_SPEC.  Here we provide support for the special GCC
34218893Sdim   options -static and -shared, which allow us to link things in one
35218893Sdim   of these three modes by applying the appropriate combinations of
36218893Sdim   options at link-time.
37218893Sdim
38218893Sdim   When the -shared link option is used a final link is not being
39218893Sdim   done.  */
40218893Sdim
41193323Sed#undef	LINK_SPEC
42193323Sed#define LINK_SPEC "%{!m32:-m elf_x86_64} %{m32:-m elf_i386} %{shared:-shared} \
43200581Srdivacky  %{!shared: \
44193323Sed    %{!static: \
45193323Sed      %{rdynamic:-export-dynamic} \
46193323Sed      %{!dynamic-linker:-dynamic-linker /lib64/ld-linux-x86-64.so.2}} \
47193323Sed      %{static:-static}}"
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49193323Sed