* config/rx-defs.h: Add macros for RX100, RX200, RX600, and

	RX610.
        * config/rx-parse.y: (rx_check_float_support): Add function to
	check floating point operation support for target RX100 and
	RX200.
        * config/tc-rx.c: Add CPU options RX100, RX200, RX600, and RX610.
        * doc/c-rx.texi: Add -mcpu option to recognize macros for RX100,
        RX200, RX600, and RX610

1 files changed, 8 insertions, 2 deletions

diff --git a/gas/doc/c-rx.texi b/gas/doc/c-rx.texi
index d6390c8..2b3ab39 100644
--- a/gas/doc/c-rx.texi
+++ b/gas/doc/c-rx.texi
@@ -1,5 +1,4 @@
-@c Copyright 2008, 2009, 2011
-@c Free Software Foundation, Inc.
+@c Copyright 2008-2013 Free Software Foundation, Inc.
 @c This is part of the GAS manual.
 @c For copying conditions, see the file as.texinfo.
 @ifset GENERIC
@@ -106,6 +105,13 @@ by the assembled code.  With this version of the ABI function
 arguments that are passed on the stack are aligned to their natural
 alignments.  This option is the default.
 
+@cindex @samp{-mcpu=}
+@item -mcpu=@var{name}
+This option tells the assembler the target CPU type.  Currently the
+@code{rx200}, @code{rx600} and @code{rx610} are recognised as valid
+cpu names.  Attempting to assemble an instruction not supported by the
+indicated cpu type will result in an error message being generated.
+
 @end table
 
 @node RX-Modifiers