[thirdparty/gcc.git] / gcc / config / i370 / linux.h

/* Definitions of target machine for GNU compiler.  System/370 version.
   Copyright (C) 1989, 1993, 1995, 1996, 1997, 2003
   Free Software Foundation, Inc.
   Contributed by Jan Stein (jan@cd.chalmers.se).
   Modified for Linux/390 by Linas Vepstas (linas@linas.org)

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING.  If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */


#define TARGET_VERSION fprintf (stderr, " (i370 GNU/Linux with ELF)");

/* Specify that we're generating code for a Linux port to 370 */

#define TARGET_ELF_ABI

/* Target OS preprocessor built-ins.  */
#define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS()

/* Options for this target machine.  */

#define LIBGCC_SPEC "libgcc.a%s"

#ifdef SOME_FUTURE_DAY
 
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE} %(cpp_sysv) %(cpp_endian_big) \
%{mcall-linux: %(cpp_os_linux) } \
%{!mcall-linux: %(cpp_os_default) }"

#define LIB_SPEC "\
%{mcall-linux: %(lib_linux) } \
%{!mcall-linux:%(lib_default) }"

#define STARTFILE_SPEC "\
%{mcall-linux: %(startfile_linux) } \
%{!mcall-linux: %(startfile_default) }"

#define ENDFILE_SPEC "\
%{mcall-linux: %(endfile_linux) } \
%{!mcall-linux: %(endfile_default) }"

/* GNU/Linux support.  */
#ifndef LIB_LINUX_SPEC
#define LIB_LINUX_SPEC "%{mnewlib: --start-group -llinux -lc --end-group } %{!mnewlib: -lc }"
#endif

#ifndef STARTFILE_LINUX_SPEC
#define STARTFILE_LINUX_SPEC "\
%{!shared: %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}} \
%{mnewlib: ecrti.o%s} \
%{!mnewlib: crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
#endif

#ifndef ENDFILE_LINUX_SPEC
#define ENDFILE_LINUX_SPEC "\
%{mnewlib: ecrtn.o%s} \
%{!mnewlib: %{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s}"
#endif

#ifndef LINK_START_LINUX_SPEC
#define LINK_START_LINUX_SPEC "-Ttext 0x10000"
#endif

#ifndef LINK_OS_LINUX_SPEC
#define LINK_OS_LINUX_SPEC ""
#endif

#ifndef CPP_OS_LINUX_SPEC
#define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
%{!ansi: -Dunix -Dlinux } \
-Asystem=unix -Asystem=linux"
#endif

#ifndef CPP_OS_LINUX_SPEC
#define CPP_OS_LINUX_SPEC ""
#endif


/* Define any extra SPECS that the compiler needs to generate.  */
#undef  SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS                                           \
  { "lib_linux",                LIB_LINUX_SPEC },                       \
  { "lib_default",              LIB_DEFAULT_SPEC },                     \
  { "startfile_linux",          STARTFILE_LINUX_SPEC },                 \
  { "startfile_default",        STARTFILE_DEFAULT_SPEC },               \
  { "endfile_linux",            ENDFILE_LINUX_SPEC },                   \
  { "endfile_default",          ENDFILE_DEFAULT_SPEC },                 \
  { "link_shlib",               LINK_SHLIB_SPEC },                      \
  { "link_target",              LINK_TARGET_SPEC },                     \
  { "link_start",               LINK_START_SPEC },                      \
  { "link_start_linux",         LINK_START_LINUX_SPEC },                \
  { "link_os",                  LINK_OS_SPEC },                         \
  { "link_os_linux",            LINK_OS_LINUX_SPEC },                   \
  { "link_os_default",          LINK_OS_DEFAULT_SPEC },                 \
  { "cpp_endian_big",           CPP_ENDIAN_BIG_SPEC },                  \
  { "cpp_os_linux",             CPP_OS_LINUX_SPEC },                    \
  { "cpp_os_default",           CPP_OS_DEFAULT_SPEC },

#endif /* SOME_FUTURE_DAY */
Commit	Line	Data
8e5578ea	1	/* Definitions of target machine for GNU compiler. System/370 version.
	2	Copyright (C) 1989, 1993, 1995, 1996, 1997, 2003
	3	Free Software Foundation, Inc.
	4	Contributed by Jan Stein (jan@cd.chalmers.se).
	5	Modified for Linux/390 by Linas Vepstas (linas@linas.org)
	6
	7	This file is part of GCC.
	8
	9	GCC is free software; you can redistribute it and/or modify
	10	it under the terms of the GNU General Public License as published by
	11	the Free Software Foundation; either version 2, or (at your option)
	12	any later version.
	13
	14	GCC is distributed in the hope that it will be useful,
	15	but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	GNU General Public License for more details.
	18
	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
	21	the Free Software Foundation, 59 Temple Place - Suite 330,
	22	Boston, MA 02111-1307, USA. */
	23
	24
	25	#define TARGET_VERSION fprintf (stderr, " (i370 GNU/Linux with ELF)");
	26
	27	/* Specify that we're generating code for a Linux port to 370 */
	28
	29	#define TARGET_ELF_ABI
	30
	31	/* Target OS preprocessor built-ins. */
	32	#define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS()
	33
	34	/* Options for this target machine. */
	35
	36	#define LIBGCC_SPEC "libgcc.a%s"
	37
	38	#ifdef SOME_FUTURE_DAY
	39
	40	#define CPP_SPEC "%{posix: -D_POSIX_SOURCE} %(cpp_sysv) %(cpp_endian_big) \
	41	%{mcall-linux: %(cpp_os_linux) } \
	42	%{!mcall-linux: %(cpp_os_default) }"
	43
	44	#define LIB_SPEC "\
	45	%{mcall-linux: %(lib_linux) } \
	46	%{!mcall-linux:%(lib_default) }"
	47
	48	#define STARTFILE_SPEC "\
	49	%{mcall-linux: %(startfile_linux) } \
	50	%{!mcall-linux: %(startfile_default) }"
	51
	52	#define ENDFILE_SPEC "\
	53	%{mcall-linux: %(endfile_linux) } \
	54	%{!mcall-linux: %(endfile_default) }"
	55
	56	/* GNU/Linux support. */
	57	#ifndef LIB_LINUX_SPEC
	58	#define LIB_LINUX_SPEC "%{mnewlib: --start-group -llinux -lc --end-group } %{!mnewlib: -lc }"
	59	#endif
	60
	61	#ifndef STARTFILE_LINUX_SPEC
	62	#define STARTFILE_LINUX_SPEC "\
	63	%{!shared: %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}} \
	64	%{mnewlib: ecrti.o%s} \
65	%{!mnewlib: crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
66	#endif
67
68	#ifndef ENDFILE_LINUX_SPEC
69	#define ENDFILE_LINUX_SPEC "\
70	%{mnewlib: ecrtn.o%s} \
71	%{!mnewlib: %{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s}"
72	#endif
73
74	#ifndef LINK_START_LINUX_SPEC
75	#define LINK_START_LINUX_SPEC "-Ttext 0x10000"
76	#endif
77
78	#ifndef LINK_OS_LINUX_SPEC
79	#define LINK_OS_LINUX_SPEC ""
80	#endif
81
82	#ifndef CPP_OS_LINUX_SPEC
83	#define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
84	%{!ansi: -Dunix -Dlinux } \
85	-Asystem=unix -Asystem=linux"
86	#endif
87
88	#ifndef CPP_OS_LINUX_SPEC
89	#define CPP_OS_LINUX_SPEC ""
90	#endif
91
92
93	/* Define any extra SPECS that the compiler needs to generate. */
94	#undef SUBTARGET_EXTRA_SPECS
95	#define SUBTARGET_EXTRA_SPECS \
96	{ "lib_linux", LIB_LINUX_SPEC }, \
97	{ "lib_default", LIB_DEFAULT_SPEC }, \
98	{ "startfile_linux", STARTFILE_LINUX_SPEC }, \
99	{ "startfile_default", STARTFILE_DEFAULT_SPEC }, \
100	{ "endfile_linux", ENDFILE_LINUX_SPEC }, \
101	{ "endfile_default", ENDFILE_DEFAULT_SPEC }, \
102	{ "link_shlib", LINK_SHLIB_SPEC }, \
103	{ "link_target", LINK_TARGET_SPEC }, \
104	{ "link_start", LINK_START_SPEC }, \
105	{ "link_start_linux", LINK_START_LINUX_SPEC }, \
106	{ "link_os", LINK_OS_SPEC }, \
107	{ "link_os_linux", LINK_OS_LINUX_SPEC }, \
108	{ "link_os_default", LINK_OS_DEFAULT_SPEC }, \
109	{ "cpp_endian_big", CPP_ENDIAN_BIG_SPEC }, \
110	{ "cpp_os_linux", CPP_OS_LINUX_SPEC }, \
111	{ "cpp_os_default", CPP_OS_DEFAULT_SPEC },
112
113	#endif /* SOME_FUTURE_DAY */