/* Definitions of target machine for GNU compiler.
ARM Linux-based GNU systems version.
- Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 1999, 2000, 2001, 2004, 2007
+ Free Software Foundation, Inc.
Contributed by Russell King <rmk92@ecs.soton.ac.uk>.
-This file is part of GNU CC.
+ This file is part of GCC.
-GNU CC 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 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 3, or (at your
+ option) any later version.
-GNU CC 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.
+ 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 this program; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with GCC; see the file COPYING3. If not see
+ <http://www.gnu.org/licenses/>. */
/* This is how we tell the assembler that a symbol is weak.
GAS always supports weak symbols. */
-/* This is used in ASM_FILE_START. */
-#undef ARM_OS_NAME
-#define ARM_OS_NAME "Linux"
-
/* Unsigned chars produces much better code than signed. */
#define DEFAULT_SIGNED_CHAR 0
#undef SUBTARGET_CPP_SPEC
-#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__}"
+#define SUBTARGET_CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
-#undef WCHAR_TYPE
-#define WCHAR_TYPE "long int"
+/* Use the AAPCS type for wchar_t, or the previous Linux default for
+ non-AAPCS. */
+#undef WCHAR_TYPE
+#define WCHAR_TYPE (TARGET_AAPCS_BASED ? "unsigned int" : "long int")
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE BITS_PER_WORD
-/* Emit code to set up a trampoline and synchronise the caches. */
-#undef INITIALIZE_TRAMPOLINE
-#define INITIALIZE_TRAMPOLINE(TRAMP, FNADDR, CXT) \
-{ \
- emit_move_insn (gen_rtx (MEM, SImode, plus_constant ((TRAMP), 8)), \
- (CXT)); \
- emit_move_insn (gen_rtx (MEM, SImode, plus_constant ((TRAMP), 12)), \
- (FNADDR)); \
- emit_library_call (gen_rtx_SYMBOL_REF (Pmode, "__clear_cache"), \
- 0, VOIDmode, 2, TRAMP, Pmode, \
- plus_constant (TRAMP, TRAMPOLINE_SIZE), Pmode); \
-}
-
/* Clear the instruction cache from `beg' to `end'. This makes an
inline system call to SYS_cacheflush. */
#define CLEAR_INSN_CACHE(BEG, END) \