* reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap

	operands.

	* i386.c (ix86_expand_branch): Mode of comparison in
	IF_THEN_ELSE is VOIDmode.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35458 138bc75d-0d04-0410-961f-82ee72b054a4