2014-08-19  David Malcolm  <dmalcolm@redhat.com>

	* expr.h (emit_move_insn): Strengthen return type from rtx to
	rtx_insn *.
	(emit_move_insn_1): Likewise.
	(emit_move_complex_push): Likewise.
	(emit_move_complex_parts): Likewise.

	* expr.c (emit_move_via_integer): Strengthen return type from rtx
	to rtx_insn *.  Replace use of NULL_RTX with NULL when working
	with insns.
	(emit_move_complex_push): Strengthen return type from rtx to
	rtx_insn *.
	(emit_move_complex): Likewise, also for local "ret".
	(emit_move_ccmode): Likewise.
	(emit_move_multi_word): Likewise for return type and locals
	"last_insn", "seq".
	(emit_move_insn_1): Likewise for return type and locals "result",
	"ret".
	(emit_move_insn): Likewise for return type and local "last_insn".
	(compress_float_constant): Likewise.

From-SVN: r214195