diff options
Diffstat (limited to 'include/asm-frv/atomic.h')
| -rw-r--r-- | include/asm-frv/atomic.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/include/asm-frv/atomic.h b/include/asm-frv/atomic.h index 6ec494a5bc5..46d696b331e 100644 --- a/include/asm-frv/atomic.h +++ b/include/asm-frv/atomic.h @@ -125,87 +125,6 @@ static inline void atomic_dec(atomic_t *v) #define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0) #define atomic_inc_and_test(v) (atomic_add_return(1, (v)) == 0) -#ifndef CONFIG_FRV_OUTOFLINE_ATOMIC_OPS -static inline -unsigned long atomic_test_and_ANDNOT_mask(unsigned long mask, volatile unsigned long *v) -{ - unsigned long old, tmp; - - asm volatile( - "0: \n" - " orcc gr0,gr0,gr0,icc3 \n" /* set ICC3.Z */ - " ckeq icc3,cc7 \n" - " ld.p %M0,%1 \n" /* LD.P/ORCR are atomic */ - " orcr cc7,cc7,cc3 \n" /* set CC3 to true */ - " and%I3 %1,%3,%2 \n" - " cst.p %2,%M0 ,cc3,#1 \n" /* if store happens... */ - " corcc gr29,gr29,gr0 ,cc3,#1 \n" /* ... clear ICC3.Z */ - " beq icc3,#0,0b \n" - : "+U"(*v), "=&r"(old), "=r"(tmp) - : "NPr"(~mask) - : "memory", "cc7", "cc3", "icc3" - ); - - return old; -} - -static inline -unsigned long atomic_test_and_OR_mask(unsigned long mask, volatile unsigned long *v) -{ - unsigned long old, tmp; - - asm volatile( - "0: \n" - " orcc gr0,gr0,gr0,icc3 \n" /* set ICC3.Z */ - " ckeq icc3,cc7 \n" - " ld.p %M0,%1 \n" /* LD.P/ORCR are atomic */ - " orcr cc7,cc7,cc3 \n" /* set CC3 to true */ - " or%I3 %1,%3,%2 \n" - " cst.p %2,%M0 ,cc3,#1 \n" /* if store happens... */ - " corcc gr29,gr29,gr0 ,cc3,#1 \n" /* ... clear ICC3.Z */ - " beq icc3,#0,0b \n" - : "+U"(*v), "=&r"(old), "=r"(tmp) - : "NPr"(mask) - : "memory", "cc7", "cc3", "icc3" - ); - - return old; -} - -static inline -unsigned long atomic_test_and_XOR_mask(unsigned long mask, volatile unsigned long *v) -{ - unsigned long old, tmp; - - asm volatile( - "0: \n" - " orcc gr0,gr0,gr0,icc3 \n" /* set ICC3.Z */ - " ckeq icc3,cc7 \n" - " ld.p %M0,%1 \n" /* LD.P/ORCR are atomic */ - " orcr cc7,cc7,cc3 \n" /* set CC3 to true */ - " xor%I3 %1,%3,%2 \n" - " cst.p %2,%M0 ,cc3,#1 \n" /* if store happens... */ - " corcc gr29,gr29,gr0 ,cc3,#1 \n" /* ... clear ICC3.Z */ - " beq icc3,#0,0b \n" - : "+U"(*v), "=&r"(old), "=r"(tmp) - : "NPr"(mask) - : "memory", "cc7", "cc3", "icc3" - ); - - return old; -} - -#else - -extern unsigned long atomic_test_and_ANDNOT_mask(unsigned long mask, volatile unsigned long *v); -extern unsigned long atomic_test_and_OR_mask(unsigned long mask, volatile unsigned long *v); -extern unsigned long atomic_test_and_XOR_mask(unsigned long mask, volatile unsigned long *v); - -#endif - -#define atomic_clear_mask(mask, v) atomic_test_and_ANDNOT_mask((mask), (v)) -#define atomic_set_mask(mask, v) atomic_test_and_OR_mask((mask), (v)) - /*****************************************************************************/ /* * exchange value with memory |