m68k: cleanup sysdep files

Use sysdep files in subdirectories instead of testing cpu macros.

1 files changed, 36 insertions, 0 deletions

diff --git a/sysdeps/m68k/m680x0/sysdep.h b/sysdeps/m68k/m680x0/sysdep.h
new file mode 100644
index 0000000000..013bc5eb66
--- /dev/null
+++ b/sysdeps/m68k/m680x0/sysdep.h
@@ -0,0 +1,36 @@
+/* Assembler macros for m680x0.
+   Copyright (C) 2010 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sysdeps/m68k/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+/* Perform operation OP with PC-relative SRC as the first operand and
+   DST as the second.  TMP is available as a temporary if needed.  */
+#define PCREL_OP(OP, SRC, DST, TMP) \
+  OP SRC(%pc), DST
+
+#else
+
+/* As above, but PC is the spelling of the PC register.  We need this
+   so that the macro can be used in both normal and extended asms.  */
+#define PCREL_OP(OP, SRC, DST, TMP, PC) \
+  OP " " SRC "(" PC "), " DST
+
+#endif	/* __ASSEMBLER__ */