From 8fd096c27180ab22ee381609ba3d9c91c4ee735b Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Tue, 14 Dec 2010 10:08:09 +0100 Subject: Use new atomic types in emulator --- erts/emulator/beam/erl_threads.h | 118 ++++++++++++++++++++------------------- 1 file changed, 62 insertions(+), 56 deletions(-) (limited to 'erts/emulator/beam/erl_threads.h') diff --git a/erts/emulator/beam/erl_threads.h b/erts/emulator/beam/erl_threads.h index f4a5eb68f1..f61baab039 100644 --- a/erts/emulator/beam/erl_threads.h +++ b/erts/emulator/beam/erl_threads.h @@ -89,6 +89,7 @@ typedef ethr_rwmutex_opt erts_rwmtx_opt_t; typedef ethr_tsd_key erts_tsd_key_t; typedef ethr_ts_event erts_tse_t; +typedef ethr_sint_t erts_aint_t; typedef ethr_atomic_t erts_atomic_t; /* spinlock */ @@ -151,7 +152,8 @@ typedef struct { typedef int erts_rwmtx_t; typedef int erts_tsd_key_t; typedef int erts_tse_t; -typedef long erts_atomic_t; +typedef SWord erts_aint_t; +typedef SWord erts_atomic_t; #if __GNUC__ > 2 typedef struct { } erts_spinlock_t; typedef struct { } erts_rwlock_t; @@ -168,6 +170,8 @@ typedef struct { int gcc_is_buggy; } erts_rwlock_t; #endif /* #ifdef USE_THREADS */ +#define ERTS_AINT_T_MAX (~(((erts_aint_t) 1) << (sizeof(erts_aint_t)*8-1))) + ERTS_GLB_INLINE void erts_thr_init(erts_thr_init_data_t *id); ERTS_GLB_INLINE void erts_thr_late_init(erts_thr_late_init_data_t *id); ERTS_GLB_INLINE void erts_thr_create(erts_tid_t *tid, void * (*func)(void *), @@ -226,33 +230,35 @@ ERTS_GLB_INLINE int erts_rwmtx_tryrwlock(erts_rwmtx_t *rwmtx); ERTS_GLB_INLINE void erts_rwmtx_rwunlock(erts_rwmtx_t *rwmtx); ERTS_GLB_INLINE int erts_lc_rwmtx_is_rlocked(erts_rwmtx_t *mtx); ERTS_GLB_INLINE int erts_lc_rwmtx_is_rwlocked(erts_rwmtx_t *mtx); -ERTS_GLB_INLINE void erts_atomic_init(erts_atomic_t *var, long i); -ERTS_GLB_INLINE void erts_atomic_set(erts_atomic_t *var, long i); -ERTS_GLB_INLINE long erts_atomic_read(erts_atomic_t *var); -ERTS_GLB_INLINE long erts_atomic_inctest(erts_atomic_t *incp); -ERTS_GLB_INLINE long erts_atomic_dectest(erts_atomic_t *decp); +ERTS_GLB_INLINE void erts_atomic_init(erts_atomic_t *var, erts_aint_t i); +ERTS_GLB_INLINE void erts_atomic_set(erts_atomic_t *var, erts_aint_t i); +ERTS_GLB_INLINE erts_aint_t erts_atomic_read(erts_atomic_t *var); +ERTS_GLB_INLINE erts_aint_t erts_atomic_inctest(erts_atomic_t *incp); +ERTS_GLB_INLINE erts_aint_t erts_atomic_dectest(erts_atomic_t *decp); ERTS_GLB_INLINE void erts_atomic_inc(erts_atomic_t *incp); ERTS_GLB_INLINE void erts_atomic_dec(erts_atomic_t *decp); -ERTS_GLB_INLINE long erts_atomic_addtest(erts_atomic_t *addp, - long i); -ERTS_GLB_INLINE void erts_atomic_add(erts_atomic_t *addp, long i); -ERTS_GLB_INLINE long erts_atomic_xchg(erts_atomic_t *xchgp, - long new); -ERTS_GLB_INLINE long erts_atomic_cmpxchg(erts_atomic_t *xchgp, - long new, - long expected); -ERTS_GLB_INLINE long erts_atomic_bor(erts_atomic_t *var, long mask); -ERTS_GLB_INLINE long erts_atomic_band(erts_atomic_t *var, long mask); -ERTS_GLB_INLINE long erts_atomic_read_acqb(erts_atomic_t *var); -ERTS_GLB_INLINE void erts_atomic_set_relb(erts_atomic_t *var, long i); +ERTS_GLB_INLINE erts_aint_t erts_atomic_addtest(erts_atomic_t *addp, + erts_aint_t i); +ERTS_GLB_INLINE void erts_atomic_add(erts_atomic_t *addp, erts_aint_t i); +ERTS_GLB_INLINE erts_aint_t erts_atomic_xchg(erts_atomic_t *xchgp, + erts_aint_t new); +ERTS_GLB_INLINE erts_aint_t erts_atomic_cmpxchg(erts_atomic_t *xchgp, + erts_aint_t new, + erts_aint_t expected); +ERTS_GLB_INLINE erts_aint_t erts_atomic_bor(erts_atomic_t *var, + erts_aint_t mask); +ERTS_GLB_INLINE erts_aint_t erts_atomic_band(erts_atomic_t *var, + erts_aint_t mask); +ERTS_GLB_INLINE erts_aint_t erts_atomic_read_acqb(erts_atomic_t *var); +ERTS_GLB_INLINE void erts_atomic_set_relb(erts_atomic_t *var, erts_aint_t i); ERTS_GLB_INLINE void erts_atomic_dec_relb(erts_atomic_t *decp); -ERTS_GLB_INLINE long erts_atomic_dectest_relb(erts_atomic_t *decp); -ERTS_GLB_INLINE long erts_atomic_cmpxchg_acqb(erts_atomic_t *xchgp, - long new, - long exp); -ERTS_GLB_INLINE long erts_atomic_cmpxchg_relb(erts_atomic_t *xchgp, - long new, - long exp); +ERTS_GLB_INLINE erts_aint_t erts_atomic_dectest_relb(erts_atomic_t *decp); +ERTS_GLB_INLINE erts_aint_t erts_atomic_cmpxchg_acqb(erts_atomic_t *xchgp, + erts_aint_t new, + erts_aint_t exp); +ERTS_GLB_INLINE erts_aint_t erts_atomic_cmpxchg_relb(erts_atomic_t *xchgp, + erts_aint_t new, + erts_aint_t exp); ERTS_GLB_INLINE void erts_spinlock_init_x_opt(erts_spinlock_t *lock, char *name, Eterm extra, @@ -919,7 +925,7 @@ erts_lc_rwmtx_is_rwlocked(erts_rwmtx_t *mtx) } ERTS_GLB_INLINE void -erts_atomic_init(erts_atomic_t *var, long i) +erts_atomic_init(erts_atomic_t *var, erts_aint_t i) { #ifdef USE_THREADS ethr_atomic_init(var, i); @@ -929,7 +935,7 @@ erts_atomic_init(erts_atomic_t *var, long i) } ERTS_GLB_INLINE void -erts_atomic_set(erts_atomic_t *var, long i) +erts_atomic_set(erts_atomic_t *var, erts_aint_t i) { #ifdef USE_THREADS ethr_atomic_set(var, i); @@ -938,7 +944,7 @@ erts_atomic_set(erts_atomic_t *var, long i) #endif } -ERTS_GLB_INLINE long +ERTS_GLB_INLINE erts_aint_t erts_atomic_read(erts_atomic_t *var) { #ifdef USE_THREADS @@ -948,7 +954,7 @@ erts_atomic_read(erts_atomic_t *var) #endif } -ERTS_GLB_INLINE long +ERTS_GLB_INLINE erts_aint_t erts_atomic_inctest(erts_atomic_t *incp) { #ifdef USE_THREADS @@ -958,7 +964,7 @@ erts_atomic_inctest(erts_atomic_t *incp) #endif } -ERTS_GLB_INLINE long +ERTS_GLB_INLINE erts_aint_t erts_atomic_dectest(erts_atomic_t *decp) { #ifdef USE_THREADS @@ -988,8 +994,8 @@ erts_atomic_dec(erts_atomic_t *decp) #endif } -ERTS_GLB_INLINE long -erts_atomic_addtest(erts_atomic_t *addp, long i) +ERTS_GLB_INLINE erts_aint_t +erts_atomic_addtest(erts_atomic_t *addp, erts_aint_t i) { #ifdef USE_THREADS return ethr_atomic_add_read(addp, i); @@ -999,7 +1005,7 @@ erts_atomic_addtest(erts_atomic_t *addp, long i) } ERTS_GLB_INLINE void -erts_atomic_add(erts_atomic_t *addp, long i) +erts_atomic_add(erts_atomic_t *addp, erts_aint_t i) { #ifdef USE_THREADS ethr_atomic_add(addp, i); @@ -1008,10 +1014,10 @@ erts_atomic_add(erts_atomic_t *addp, long i) #endif } -ERTS_GLB_INLINE long -erts_atomic_xchg(erts_atomic_t *xchgp, long new) +ERTS_GLB_INLINE erts_aint_t +erts_atomic_xchg(erts_atomic_t *xchgp, erts_aint_t new) { - long old; + erts_aint_t old; #ifdef USE_THREADS return ethr_atomic_xchg(xchgp, new); #else @@ -1021,46 +1027,46 @@ erts_atomic_xchg(erts_atomic_t *xchgp, long new) return old; } -ERTS_GLB_INLINE long -erts_atomic_cmpxchg(erts_atomic_t *xchgp, long new, long expected) +ERTS_GLB_INLINE erts_aint_t +erts_atomic_cmpxchg(erts_atomic_t *xchgp, erts_aint_t new, erts_aint_t expected) { #ifdef USE_THREADS return ethr_atomic_cmpxchg(xchgp, new, expected); #else - long old = *xchgp; + erts_aint_t old = *xchgp; if (old == expected) *xchgp = new; return old; #endif } -ERTS_GLB_INLINE long -erts_atomic_bor(erts_atomic_t *var, long mask) +ERTS_GLB_INLINE erts_aint_t +erts_atomic_bor(erts_atomic_t *var, erts_aint_t mask) { #ifdef USE_THREADS return ethr_atomic_read_bor(var, mask); #else - long old; + erts_aint_t old; old = *var; *var |= mask; return old; #endif } -ERTS_GLB_INLINE long -erts_atomic_band(erts_atomic_t *var, long mask) +ERTS_GLB_INLINE erts_aint_t +erts_atomic_band(erts_atomic_t *var, erts_aint_t mask) { #ifdef USE_THREADS return ethr_atomic_read_band(var, mask); #else - long old; + erts_aint_t old; old = *var; *var &= mask; return old; #endif } -ERTS_GLB_INLINE long +ERTS_GLB_INLINE erts_aint_t erts_atomic_read_acqb(erts_atomic_t *var) { #ifdef USE_THREADS @@ -1071,7 +1077,7 @@ erts_atomic_read_acqb(erts_atomic_t *var) } ERTS_GLB_INLINE void -erts_atomic_set_relb(erts_atomic_t *var, long i) +erts_atomic_set_relb(erts_atomic_t *var, erts_aint_t i) { #ifdef USE_THREADS ethr_atomic_set_relb(var, i); @@ -1090,7 +1096,7 @@ erts_atomic_dec_relb(erts_atomic_t *decp) #endif } -ERTS_GLB_INLINE long +ERTS_GLB_INLINE erts_aint_t erts_atomic_dectest_relb(erts_atomic_t *decp) { #ifdef USE_THREADS @@ -1100,28 +1106,28 @@ erts_atomic_dectest_relb(erts_atomic_t *decp) #endif } -ERTS_GLB_INLINE long erts_atomic_cmpxchg_acqb(erts_atomic_t *xchgp, - long new, - long exp) +ERTS_GLB_INLINE erts_aint_t erts_atomic_cmpxchg_acqb(erts_atomic_t *xchgp, + erts_aint_t new, + erts_aint_t exp) { #ifdef USE_THREADS return ethr_atomic_cmpxchg_acqb(xchgp, new, exp); #else - long old = *xchgp; + erts_aint_t old = *xchgp; if (old == exp) *xchgp = new; return old; #endif } -ERTS_GLB_INLINE long erts_atomic_cmpxchg_relb(erts_atomic_t *xchgp, - long new, - long exp) +ERTS_GLB_INLINE erts_aint_t erts_atomic_cmpxchg_relb(erts_atomic_t *xchgp, + erts_aint_t new, + erts_aint_t exp) { #ifdef USE_THREADS return ethr_atomic_cmpxchg_relb(xchgp, new, exp); #else - long old = *xchgp; + erts_aint_t old = *xchgp; if (old == exp) *xchgp = new; return old; -- cgit v1.2.3