PR 17886

	* expmed.c (expand_shift): Move logic to reverse rotation
	direction when 	rotating by constants ...
	* optabs.c (expand_binop): ... here.
	* config/i386/i386.md (rotrdi3): Handle 32-bit mode.
	(ix86_rotrdi3): New pattern.
	(rotldi3): Handle 32-bit mode.
	(ix86_rotldi3): New pattern.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@104761 138bc75d-0d04-0410-961f-82ee72b054a4