Date: Tue, 3 May 2005 20:40:26 GMT From: John Baldwin <jhb@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 76456 for review Message-ID: <200505032040.j43KeQlU071553@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=76456 Change 76456 by jhb@jhb_slimer on 2005/05/03 20:40:16 Rework long support by casting the pointer to make gcc happy. Affected files ... .. //depot/projects/smpng/sys/i386/include/atomic.h#31 edit Differences ... ==== //depot/projects/smpng/sys/i386/include/atomic.h#31 (text+ko) ==== @@ -301,6 +301,17 @@ #define atomic_cmpset_acq_int atomic_cmpset_int #define atomic_cmpset_rel_int atomic_cmpset_int +#define atomic_set_acq_long atomic_set_long +#define atomic_set_rel_long atomic_set_long +#define atomic_clear_acq_long atomic_clear_long +#define atomic_clear_rel_long atomic_clear_long +#define atomic_add_acq_long atomic_add_long +#define atomic_add_rel_long atomic_add_long +#define atomic_subtract_acq_long atomic_subtract_long +#define atomic_subtract_rel_long atomic_subtract_long +#define atomic_cmpset_acq_long atomic_cmpset_long +#define atomic_cmpset_rel_long atomic_cmpset_long + /* Read the current value and store a zero in the destination. */ #ifdef __GNUCLIKE_ASM @@ -320,25 +331,8 @@ return (result); } -static __inline u_long -atomic_readandclear_long(volatile u_long *addr) -{ - u_long result; - - __asm __volatile ( - " xorl %0,%0 ; " - " xchgl %1,%0 ; " - "# atomic_readandclear_int" - : "=&r" (result), /* 0 (result) */ - "=m" (*addr) /* 1 (addr) */ - : "m" (*addr)); /* 2 (addr) */ - - return (result); -} - #else /* !__GNUCLIKE_ASM */ -extern u_long atomic_readandclear_long(volatile u_long *); extern u_int atomic_readandclear_int(volatile u_int *); #endif /* __GNUCLIKE_ASM */ @@ -396,24 +390,14 @@ #define atomic_readandclear_32 atomic_readandclear_int /* Operations on longs. */ -#define atomic_set_long atomic_set_int -#define atomic_set_acq_long atomic_set_acq_int -#define atomic_set_rel_long atomic_set_rel_int -#define atomic_clear_long atomic_clear_int -#define atomic_clear_acq_long atomic_clear_acq_int -#define atomic_clear_rel_long atomic_clear_rel_int -#define atomic_add_long atomic_add_int -#define atomic_add_acq_long atomic_add_acq_int -#define atomic_add_rel_long atomic_add_rel_int -#define atomic_subtract_long atomic_subtract_int -#define atomic_subtract_acq_long atomic_subtract_acq_int -#define atomic_subtract_rel_long atomic_subtract_rel_int -#define atomic_cmpset_long atomic_cmpset_int -#define atomic_cmpset_acq_long atomic_cmpset_acq_int -#define atomic_cmpset_rel_long atomic_cmpset_rel_int -#define atomic_load_acq_long atomic_load_acq_int -#define atomic_store_rel_long atomic_store_rel_int -#define atomic_readandclear_long atomic_readandclear_int +#define atomic_set_long(p, v) atomic_set_int((u_int *)(p), (v)) +#define atomic_clear_long(p, v) atomic_clear_int((u_int *)(p), (v)) +#define atomic_add_long(p, v) atomic_add_int((u_int *)(p), (v)) +#define atomic_subtract_long(p, v) atomic_subtract_int((u_int *)(p), (v)) +#define atomic_cmpset_long(d, e, s) atomic_cmpset_int((u_int *)(d), (e), (s)) +#define atomic_load_acq_long(p) atomic_load_acq_int((u_int *)(p)) +#define atomic_store_rel_long(p, v) atomic_store_rel_int((u_int *)(p), (v)) +#define atomic_readandclear_long(p) atomic_readandclear_int((u_int *)(p)) /* Operations on pointers. */ #define atomic_set_ptr atomic_set_int
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