2013-03-11  Sebastian Huber <sebastian.huber@embedded-brains.de>

	include/
	* opcode/nios2.h (OP_RDPRS): New define.
	(OP_MATCH_RDPRS): Likewise.

	opcodes/
	* nios2-opc.c (nios2_builtin_opcodes): Add entry for rdprs.

	gas/testsuite/
	* gas/nios2/nios2.exp: Run rdprs.
	* gas/nios2/rdprs.d: New file.
	* gas/nios2/rdprs.s: Likewise.
2013-03-11  Sebastian Huber <sebastian.huber@embedded-brains.de>

	include/
	* opcode/nios2.h (OPX_WRPRS): New define.
	(OP_MATCH_WRPRS): Likewise.

	opcodes/
	* nios2-opc.c (nios2_builtin_opcodes): Add entry for wrprs.

	gas/
	* config/tc-nios2.c (nios2_assemble_args_ds): New function.
	(nios2_arg_info_structs): Add "d,s" and "d,s,E" entries.

	gas/testsuite/
	* gas/nios2/nios2.exp: Run wrprs.
	* gas/nios2/wrprs.d: New file.
	* gas/nios2/wrprs.s: Likewise.