diff options
Diffstat (limited to 'erts/include/internal/ppc32/atomic.h')
| -rw-r--r-- | erts/include/internal/ppc32/atomic.h | 94 |
1 files changed, 52 insertions, 42 deletions
diff --git a/erts/include/internal/ppc32/atomic.h b/erts/include/internal/ppc32/atomic.h index f21f7c9588..522f433649 100644 --- a/erts/include/internal/ppc32/atomic.h +++ b/erts/include/internal/ppc32/atomic.h @@ -28,31 +28,39 @@ #ifndef ETHREAD_PPC_ATOMIC_H #define ETHREAD_PPC_ATOMIC_H +#define ETHR_HAVE_NATIVE_ATOMIC32 1 + typedef struct { - volatile int counter; -} ethr_native_atomic_t; + volatile ethr_sint32_t counter; +} ethr_native_atomic32_t; #define ETHR_MEMORY_BARRIER __asm__ __volatile__("sync" : : : "memory") -#if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_AUX_IMPL__) +#if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_ATOMIC_IMPL__) + +static ETHR_INLINE ethr_sint32_t * +ethr_native_atomic32_addr(ethr_native_atomic32_t *var) +{ + return (ethr_sint32_t *) &var->counter; +} static ETHR_INLINE void -ethr_native_atomic_init(ethr_native_atomic_t *var, int i) +ethr_native_atomic32_init(ethr_native_atomic32_t *var, ethr_sint32_t i) { var->counter = i; } -#define ethr_native_atomic_set(v, i) ethr_native_atomic_init((v), (i)) +#define ethr_native_atomic32_set(v, i) ethr_native_atomic32_init((v), (i)) -static ETHR_INLINE int -ethr_native_atomic_read(ethr_native_atomic_t *var) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_read(ethr_native_atomic32_t *var) { return var->counter; } -static ETHR_INLINE int -ethr_native_atomic_add_return(ethr_native_atomic_t *var, int incr) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_add_return(ethr_native_atomic32_t *var, ethr_sint32_t incr) { - int tmp; + ethr_sint32_t tmp; __asm__ __volatile__( "eieio\n\t" @@ -69,16 +77,16 @@ ethr_native_atomic_add_return(ethr_native_atomic_t *var, int incr) } static ETHR_INLINE void -ethr_native_atomic_add(ethr_native_atomic_t *var, int incr) +ethr_native_atomic32_add(ethr_native_atomic32_t *var, ethr_sint32_t incr) { /* XXX: could use weaker version here w/o eieio+isync */ - (void)ethr_native_atomic_add_return(var, incr); + (void)ethr_native_atomic32_add_return(var, incr); } -static ETHR_INLINE int -ethr_native_atomic_inc_return(ethr_native_atomic_t *var) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_inc_return(ethr_native_atomic32_t *var) { - int tmp; + ethr_sint32_t tmp; __asm__ __volatile__( "eieio\n\t" @@ -95,16 +103,16 @@ ethr_native_atomic_inc_return(ethr_native_atomic_t *var) } static ETHR_INLINE void -ethr_native_atomic_inc(ethr_native_atomic_t *var) +ethr_native_atomic32_inc(ethr_native_atomic32_t *var) { /* XXX: could use weaker version here w/o eieio+isync */ - (void)ethr_native_atomic_inc_return(var); + (void)ethr_native_atomic32_inc_return(var); } -static ETHR_INLINE int -ethr_native_atomic_dec_return(ethr_native_atomic_t *var) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_dec_return(ethr_native_atomic32_t *var) { - int tmp; + ethr_sint32_t tmp; __asm__ __volatile__( "eieio\n\t" @@ -121,16 +129,16 @@ ethr_native_atomic_dec_return(ethr_native_atomic_t *var) } static ETHR_INLINE void -ethr_native_atomic_dec(ethr_native_atomic_t *var) +ethr_native_atomic32_dec(ethr_native_atomic32_t *var) { /* XXX: could use weaker version here w/o eieio+isync */ - (void)ethr_native_atomic_dec_return(var); + (void)ethr_native_atomic32_dec_return(var); } -static ETHR_INLINE int -ethr_native_atomic_and_retold(ethr_native_atomic_t *var, int mask) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_and_retold(ethr_native_atomic32_t *var, ethr_sint32_t mask) { - int old, new; + ethr_sint32_t old, new; __asm__ __volatile__( "eieio\n\t" @@ -146,10 +154,10 @@ ethr_native_atomic_and_retold(ethr_native_atomic_t *var, int mask) return old; } -static ETHR_INLINE int -ethr_native_atomic_or_retold(ethr_native_atomic_t *var, int mask) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_or_retold(ethr_native_atomic32_t *var, ethr_sint32_t mask) { - int old, new; + ethr_sint32_t old, new; __asm__ __volatile__( "eieio\n\t" @@ -165,10 +173,10 @@ ethr_native_atomic_or_retold(ethr_native_atomic_t *var, int mask) return old; } -static ETHR_INLINE int -ethr_native_atomic_xchg(ethr_native_atomic_t *var, int val) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_xchg(ethr_native_atomic32_t *var, ethr_sint32_t val) { - int tmp; + ethr_sint32_t tmp; __asm__ __volatile__( "eieio\n\t" @@ -183,10 +191,12 @@ ethr_native_atomic_xchg(ethr_native_atomic_t *var, int val) return tmp; } -static ETHR_INLINE int -ethr_native_atomic_cmpxchg(ethr_native_atomic_t *var, int new, int expected) +static ETHR_INLINE ethr_sint32_t +ethr_native_atomic32_cmpxchg(ethr_native_atomic32_t *var, + ethr_sint32_t new, + ethr_sint32_t expected) { - int old; + ethr_sint32_t old; __asm__ __volatile__( "eieio\n\t" @@ -210,20 +220,20 @@ ethr_native_atomic_cmpxchg(ethr_native_atomic_t *var, int new, int expected) */ static ETHR_INLINE long -ethr_native_atomic_read_acqb(ethr_native_atomic_t *var) +ethr_native_atomic32_read_acqb(ethr_native_atomic32_t *var) { - long res = ethr_native_atomic_read(var); + long res = ethr_native_atomic32_read(var); ETHR_MEMORY_BARRIER; return res; } -#define ethr_native_atomic_set_relb ethr_native_atomic_xchg -#define ethr_native_atomic_inc_return_acqb ethr_native_atomic_inc_return -#define ethr_native_atomic_dec_relb ethr_native_atomic_dec_return -#define ethr_native_atomic_dec_return_relb ethr_native_atomic_dec_return +#define ethr_native_atomic32_set_relb ethr_native_atomic32_xchg +#define ethr_native_atomic32_inc_return_acqb ethr_native_atomic32_inc_return +#define ethr_native_atomic32_dec_relb ethr_native_atomic32_dec_return +#define ethr_native_atomic32_dec_return_relb ethr_native_atomic32_dec_return -#define ethr_native_atomic_cmpxchg_acqb ethr_native_atomic_cmpxchg -#define ethr_native_atomic_cmpxchg_relb ethr_native_atomic_cmpxchg +#define ethr_native_atomic32_cmpxchg_acqb ethr_native_atomic32_cmpxchg +#define ethr_native_atomic32_cmpxchg_relb ethr_native_atomic32_cmpxchg #endif /* ETHR_TRY_INLINE_FUNCS */ |