Initial revision

From-SVN: r14265

3 files changed, 134 insertions, 0 deletions

diff --git a/gcc/config/arm/linux-gas.h b/gcc/config/arm/linux-gas.h
new file mode 100644
index 0000000..67f5c6f
--- /dev/null
+++ b/gcc/config/arm/linux-gas.h
@@ -0,0 +1,33 @@
+/* Definitions of target machine for GNU compiler.  ARM Linux version.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   Contributed by Russell King  <rmk92@ecs.soton.ac.uk>.
+
+This file is part of GNU CC.
+
+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.
+
+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.
+
+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.  */
+
+/* Limit the length of a stabs entry (for the broken Acorn assembler) */
+#define DBX_CONTIN_LENGTH 80
+
+#include "arm/linux.h"
+
+/*
+ * We are using GAS, so stabs should work.
+ */
+
+#ifndef DBX_DEBUGGING_INFO
+#define DBX_DEBUGGING_INFO 1
+#endif
diff --git a/gcc/config/arm/linux.h b/gcc/config/arm/linux.h
new file mode 100644
index 0000000..32edc62
--- /dev/null
+++ b/gcc/config/arm/linux.h
@@ -0,0 +1,85 @@
+/* Definitions for ARM running Linux
+   Copyright (C) 1993, 1994, 1997 Free Software Foundation, Inc.
+   Adapted from ARM Linux by Russell King  <rmk92@ecs.soton.ac.uk>.
+
+This file is part of GNU CC.
+
+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.
+
+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.
+
+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.  */
+
+#include <linux-aout.h>
+
+/* these are different... */
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC \
+	"%{pg:gcrt0.o%s} %{!pg:%{p:gcrt0.o%s} %{!p:crt0.o%s}} %{static:-static}"
+
+#undef ASM_APP_ON
+#undef ASM_APP_OFF
+#undef COMMENT_BEGIN
+ 
+/* We default to ARM3.  */
+#define __DEFAULT_CPP "-D__arm3__"
+#define __DEFAULT_ASM "-marm3"
+#define __DEFAULT_MLB "m3"
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES \
+	"-Dunix -Darm -Dlinux -Asystem(unix) -Asystem(posix) -Acpu(arm) -Amachine(arm)"
+
+#undef CPP_SPEC
+#define CPP_SPEC \
+	"%{m2:-D__arm2__} %{m3:-D__arm3__} %{m6:-D__arm6__} %{m7:-D__arm7__} " \
+	"%{!m2:%{!m3:%{!m6:%{!m7:" __DEFAULT_CPP "}}}} %{posix:-D_POSIX_SOURCE}"
+
+#undef ASM_SPEC
+#define ASM_SPEC \
+	"%{m2:-marm2} %{m3:-marm3} %{m6:-marm6} %{m7:-marm7} " \
+	"%{!m2:%{!m3:%{!m6:%{!m7:" __DEFAULT_ASM "}}}}"
+
+#undef LIB_SPEC
+#define LIB_SPEC \
+	"%{mieee-fp:-lieee} %{p:-lgmon} %{pg:-lgmon} %{!ggdb:-lc} %{ggdb:-lg}"
+
+#undef SIZE_TYPE
+#define SIZE_TYPE "unsigned int"
+
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE "int"
+
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "long int"
+
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE BITS_PER_WORD
+
+#define HANDLE_SYSV_PRAGMA
+  
+/* Run-time Target Specification.  */
+#define TARGET_VERSION  \
+  fputs (" (ARM Linux/a.out)", stderr);
+
+/* This is used in ASM_FILE_START */
+#define ARM_OS_NAME "Linux"
+
+/* Unsigned chars produces much better code than signed.  */
+#define DEFAULT_SIGNED_CHAR 0
+
+/* Maths operation domain error number, EDOM */
+#define TARGET_EDOM 33
+#include "arm/arm.h"
+
+#undef MULTILIB_DEFAULTS
+#define MULTILIB_DEFAULTS { __DEFAULT_MLB }
diff --git a/gcc/config/arm/t-linux b/gcc/config/arm/t-linux
new file mode 100644
index 0000000..194604d
--- /dev/null
+++ b/gcc/config/arm/t-linux
@@ -0,0 +1,16 @@
+# Just for these, we omit the frame pointer since it makes such a big
+# difference.  It is then pointless adding debugging.
+LIBGCC2_CFLAGS=-O2 -fomit-frame-pointer $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) -g0
+
+# Don't build enquire
+ENQUIRE=
+
+LIBGCC1 = libgcc1-asm.a
+LIB1ASMSRC = arm/lib1funcs-linux.asm
+LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls
+
+MULTILIB_OPTIONS = m2/m3/m6/m7
+MULTILIB_DIRNAMES =
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib