diff gcc/config/frv/linux.h @ 0:a06113de4d67

first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
parents
children f6334be47118
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/frv/linux.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,75 @@
+/* Target macros for the FRV Linux port of GCC.
+   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2006, 2007
+   Free Software Foundation, Inc.
+   Contributed by Red Hat Inc.
+
+   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 3, 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 COPYING3.  If not see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef __FRV_LINUX_H__
+#define __FRV_LINUX_H__
+
+#undef SUBTARGET_DRIVER_SELF_SPECS
+#define SUBTARGET_DRIVER_SELF_SPECS \
+  "%{!mno-fdpic:-mfdpic}",
+
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC \
+  "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \
+   crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
+
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC \
+  "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
+
+#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
+
+#undef LINK_SPEC
+#define LINK_SPEC "\
+  %{mfdpic: -m elf32frvfd -z text} %{shared} %{pie} \
+  %{!shared: %{!static: \
+   %{rdynamic:-export-dynamic} \
+   %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \
+   %{static}}"
+
+/* Support for compile-time default CPU.  */
+#define OPTION_DEFAULT_SPECS \
+  {"cpu", "%{!mcpu=*:-mcpu=%(VALUE)}" }
+
+/* Define OS-specific predefined preprocessor macros.  */
+#define TARGET_OS_CPP_BUILTINS()	\
+  do {					\
+    builtin_define ("__gnu_linux__");	\
+    builtin_define_std ("linux");	\
+    builtin_define_std ("unix");	\
+    builtin_assert ("system=linux");	\
+  } while (0)
+
+#define HAS_INIT_SECTION 1
+#define INIT_SECTION_ASM_OP	"\t.section .init,\"ax\""
+#define FINI_SECTION_ASM_OP	"\t.section .fini,\"ax\""
+
+#define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC)	\
+asm (SECTION_OP); \
+asm ("ldi.p @(fp,4), gr15 ! call " #FUNC); \
+asm (TEXT_SECTION_ASM_OP);
+
+#undef INVOKE__main
+
+#undef Twrite
+#define Twrite __write
+
+#endif /* __FRV_LINUX_H__ */