[PATCH] m32r: support PTRACE_GETREGS and PTRACE_SETREGS

Add PTRACE_GETREGS and PTRACE_SETREGS functions for the native debugging
support of the GNU Project Debugger, GDB.
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>