Add SET_DECL_MODE ...11-16 Richard Sandiford <richard.sandiford@arm.com> ...11-16 Richard Sandiford <richard.sandiford@arm.com> ...11-16 Richard Sandiford <richard.sandiford@arm.com> ...11-16 Richard Sandiford <richard.sandiford@arm.com> ...11-16 Richard Sandiford <richard.sandiford@arm.com> ...11-16 Richard Sandiford <richard.sandiford@arm.com> ...11-16 Richard Sandiford <richard.sandiford@arm.com>