* config/i386/i386.md (popdi1): Rewrite using POST_INC memory operand.
	(popsi1): Ditto.
	(*popdi1_epilogue): Ditto.
	(*popsi1_epilogue): Ditto.
	(popsi, popdi peephole2 patterns): Update peepholes for changed
	pop{si,di}1 and *pop{si,di}1_epilogue patterns.

	(pop<mode>1): Macroize insn from pop{si,di}1 using P code iterator.
	(*pop<mode>1_epilogue): Ditto from *pop{si,di}1_epilogue.

	* config/i386/i386.c (*ix86_gen_pop1): Remove indirect function.
	(override_options): Do not initialize removed ix86_gen_pop1.
	(gen_pop): New static function.
	(ix86_expand_prologue): Use gen_pop instead of ix86_gen_pop1.
	(release_scratch_register_on_entry): Ditto.
	(ix86_restore_reg_using_pop): Ditto.
	(ix86_expand_epilogue): Ditto.

From-SVN: r163679