_ATOMIC_OP_IMPL
_ATOMIC_OP_IMPL(8, w, b, op, llsc_asm_op, lse_asm_op, pre, \
_ATOMIC_OP_IMPL(16, w, h, op, llsc_asm_op, lse_asm_op, pre, \
_ATOMIC_OP_IMPL(32, w, , op, llsc_asm_op, lse_asm_op, pre, \
_ATOMIC_OP_IMPL(64, , , op, llsc_asm_op, lse_asm_op, pre, \