re PR rtl-optimization/65805 (Chromium gets miscompiled)

re PR rtl-optimization/65805 (Chromium gets miscompiled)

2015-04-19  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/65805
	* lra-eliminations.c (lra_eliminate_regs_1): Add new assert.
	Don't use difference of offset and previous offset if
	update_sp_offset is non-zero.
	(eliminate_regs_in_insn): Ditto.
	* lra-spills.c (remove_pseudos): Exchange 4th and 6th args in
	lra_eliminate_regs_1 call.
	* lra-constraints.c (get_equiv_with_elimination): Ditto.

From-SVN: r222223