2013-10-13  Sandra Loosemore  <sandra@codesourcery.com>

	* README: Add Nios II to table of supported platforms.
	* Makefile.am (EXTRA_DIST): Add nios2 files.
	(nodist_libffi_la_SOURCES): Likewise.
	* Makefile.in: Regenerated.
	* configure.ac (nios2*-linux*): New host.
	(NIOS2): Add AM_CONDITIONAL.
	* configure: Regenerated.
	* src/nios2/ffi.c: New.
	* src/nios2/ffitarget.h: New.
	* src/nios2/sysv.S: New.
	* src/prep_cif.c (initialize_aggregate): Handle extra structure
	alignment via FFI_AGGREGATE_ALIGNMENT.
	(ffi_prep_cif_core): Conditionalize structure return for NIOS2.