1 /* Definitions for FreeBSD for S/390.
2 Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2006
3 Free Software Foundation, Inc.
4 Contributed by Hartmut Penner (hpenner@de.ibm.com) and
5 Ulrich Weigand (uweigand@de.ibm.com).
7 This file is part of GCC.
9 GCC is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 2, or (at your option) any later
14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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 the Free
21 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
24 #ifndef _CONFIG_S390_FREEBSD_H
25 #define _CONFIG_S390_FREEBSD_H
27 /* Target specific version string. */
29 #ifdef DEFAULT_TARGET_64BIT
31 #define TARGET_VERSION fprintf (stderr, " (FreeBSD for zSeries)");
34 #define TARGET_VERSION fprintf (stderr, " (FreeBSD for S/390)");
38 /* Target specific type definitions. */
40 /* ??? Do we really want long as size_t on 31-bit? */
41 /* Answer is yes for FreeBSD. */
43 #define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
45 #define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
48 #define WCHAR_TYPE "int"
49 #undef WCHAR_TYPE_SIZE
50 #define WCHAR_TYPE_SIZE 32
52 #undef DEFAULT_SIGNED_CHAR
53 #define DEFAULT_SIGNED_CHAR 1
55 /* Target specific assembler settings. */
58 #define ASM_SPEC "%{m31&m64}%{mesa&mzarch}%{march=*}"
61 /* Target specific linker settings. */
63 #ifdef DEFAULT_TARGET_64BIT
64 #define MULTILIB_DEFAULTS { "m64" }
66 #define MULTILIB_DEFAULTS { "m31" }
69 #define GLIBC_DYNAMIC_LINKER32 "/lib/ld.so.1"
70 #define GLIBC_DYNAMIC_LINKER64 "/lib/ld64.so.1"
74 "%{m31:-m elf_s390}%{m64:-m elf64_s390} \
79 %{rdynamic:-export-dynamic} \
81 %{m31:-dynamic-linker " LINUX_DYNAMIC_LINKER32 "} \
82 %{m64:-dynamic-linker " LINUX_DYNAMIC_LINKER64 "}}}}"
84 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
86 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack
88 #define MD_UNWIND_SUPPORT "config/s390/freebsd-unwind.h"
90 #ifdef TARGET_LIBC_PROVIDES_SSP
91 /* s390 glibc provides __stack_chk_guard in 0x14(tp),
92 s390x glibc provides it at 0x28(tp). */
93 #define TARGET_THREAD_SSP_OFFSET (TARGET_64BIT ? 0x28 : 0x14)
96 /* Define if long doubles should be mangled as 'g'. */
97 #define TARGET_ALTERNATE_LONG_DOUBLE_MANGLING
99 /* Override the default comment-starter of "/APP" from unix.h. */
101 #define ASM_APP_ON "#APP\n"
103 #define ASM_APP_OFF "#NO_APP\n"