/* Definitions of target machine for GNU compiler. ARM on semi-hosted platform
- Copyright (C) 1994, 1995 Free Software Foundation, Inc.
- Contributed by Richard Earnshaw (richard.earnshaw@armltd.co.uk)
+ Copyright (C) 1994, 1995, 1996, 1997, 2001, 2004, 2005, 2007
+ Free Software Foundation, Inc.
+ Contributed by Richard Earnshaw (richard.earnshaw@arm.com)
-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 GNU CC; 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/>. */
#define STARTFILE_SPEC "crt0.o%s"
+#ifndef LIB_SPEC
#define LIB_SPEC "-lc"
+#endif
-#define LINK_SPEC "-X"
+#ifndef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC "-D__semi__"
+#endif
-#define CPP_PREDEFINES \
- "-Darm -Dsemi -Acpu(arm) -Amachine(arm)"
-
-#define CPP_SPEC "%{m6:-D__arm6__} \
-%{mcpu-*:-D__%*} \
-%{mcpu=*:-D__%*} \
-%{mapcs-32:-D__APCS_32__ -U__APCS_26__} \
-%{mapcs-26:-D__APCS_26__ -U__APCS_32__} \
-%{!mapcs-32: %{!mapcs-26:-D__APCS_32__}} \
-%{msoft-float:-D__SOFTFP__} \
-%{mhard-float:-U__SOFTFP__} \
-%{!mhard-float: %{!msoft-float:-U__SOFTFP__}} \
-"
+#ifndef LINK_SPEC
+#define LINK_SPEC "%{mbig-endian:-EB} -X"
+#endif
+#ifndef TARGET_VERSION
#define TARGET_VERSION fputs (" (ARM/semi-hosted)", stderr);
+#endif
+
+#ifndef TARGET_DEFAULT_FLOAT_ABI
+#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
+#endif
+
+#ifndef TARGET_DEFAULT
+#define TARGET_DEFAULT (MASK_APCS_FRAME)
+#endif
+
+#ifndef SUBTARGET_EXTRA_SPECS
+#define SUBTARGET_EXTRA_SPECS \
+ { "subtarget_extra_asm_spec", SUBTARGET_EXTRA_ASM_SPEC },
+#endif
-#define TARGET_DEFAULT ARM_FLAG_APCS_32
+#ifndef SUBTARGET_EXTRA_ASM_SPEC
+#define SUBTARGET_EXTRA_ASM_SPEC ""
+#endif
-#include "arm/aout.h"
+/* The compiler supports PIC code generation, even though the binutils
+ may not. If we are asked to compile position independent code, we
+ always pass -k to the assembler. If it doesn't recognize it, then
+ it will barf, which probably means that it doesn't know how to
+ assemble PIC code. This is what we want, since otherwise tools
+ may incorrectly assume we support PIC compilation even if the
+ binutils can't. */
+#ifndef ASM_SPEC
+#define ASM_SPEC "\
+%{fpic|fpie: -k} %{fPIC|fPIE: -k} \
+%{mbig-endian:-EB} \
+%{mcpu=*:-mcpu=%*} \
+%{march=*:-march=%*} \
+%{mapcs-float:-mfloat} \
+%{msoft-float:-mfloat-abi=soft} %{mhard-float:-mfloat-abi=hard} \
+%{mfloat-abi=*} %{mfpu=*} \
+%{mthumb-interwork:-mthumb-interwork} \
+%(subtarget_extra_asm_spec)"
+#endif
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