1# $NetBSD: Makefile.inc,v 1.9 2009/01/04 17:54:29 pooka Exp $ 2 3# 4# Note: The atomic operations here in these assembly files are atomic 5# only with respect to regular memory on uniprocessor systems. Since 6# we don't support any MP m68k systems, this is just fine. If we ever 7# do, then these routines will probably need to be replaced with CAS- 8# based routines (CAS generates an atomic bus cycle, whereas these 9# others are merely single-instruction). 10# 11 12.if defined(LIB) && (${LIB} == "kern" || ${LIB} == "c" || ${LIB} == "pthread" \ 13 || ${LIB} == "rump") 14.if ${MACHINE_ARCH} != "m68000" 15 16SRCS+= atomic_add.S atomic_and.S atomic_cas.S atomic_dec.S \ 17 atomic_inc.S atomic_or.S atomic_swap.S membar_ops_nop.c 18 19.else 20 21SRCS+= atomic_add_32_cas.c atomic_add_32_nv_cas.c atomic_and_32_cas.c \ 22 atomic_and_32_nv_cas.c atomic_dec_32_cas.c atomic_dec_32_nv_cas.c \ 23 atomic_inc_32_cas.c atomic_inc_32_nv_cas.c atomic_or_32_cas.c \ 24 atomic_or_32_nv_cas.c atomic_swap_32_cas.c membar_ops_nop.c 25 26.endif 27.endif 28 29.if defined(LIB) && (${LIB} == "c" || ${LIB} == "pthread") 30.if ${MACHINE_ARCH} != "m68000" 31 32SRCS+= atomic_init_cas.c 33 34.else 35 36SRCS+= atomic_init_testset.c 37SRCS+= atomic_cas_68000.S 38CPPFLAGS+= -D__HAVE_ASM_ATOMIC_CAS_UP 39 40.endif 41.endif 42