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author | Rickard Green <[email protected]> | 2010-12-11 08:21:42 +0100 |
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committer | Rickard Green <[email protected]> | 2010-12-16 12:38:54 +0100 |
commit | dc122c3a919a2b2fb3ff1f02591ff1872de1c996 (patch) | |
tree | 687eedb4b5fcbd7ed822038e49ec0b88485e72c6 | |
parent | 59eb7be1022a1841aa1153258e80d59794f077a6 (diff) | |
download | otp-dc122c3a919a2b2fb3ff1f02591ff1872de1c996.tar.gz otp-dc122c3a919a2b2fb3ff1f02591ff1872de1c996.tar.bz2 otp-dc122c3a919a2b2fb3ff1f02591ff1872de1c996.zip |
Use 32-bit atomics for process lock flags
-rw-r--r-- | erts/emulator/beam/erl_process_lock.c | 6 | ||||
-rw-r--r-- | erts/emulator/beam/erl_process_lock.h | 30 |
2 files changed, 18 insertions, 18 deletions
diff --git a/erts/emulator/beam/erl_process_lock.c b/erts/emulator/beam/erl_process_lock.c index 1a220b172a..2e7bc73622 100644 --- a/erts/emulator/beam/erl_process_lock.c +++ b/erts/emulator/beam/erl_process_lock.c @@ -124,7 +124,7 @@ erts_init_proc_lock(int cpus) for (i = 0; i < ERTS_NO_OF_PIX_LOCKS; i++) { #ifdef ERTS_ENABLE_LOCK_COUNT erts_smp_spinlock_init_x(&erts_pix_locks[i].u.spnlck, - "pix_lock", make_small(i)); + "pix_lock", make_small(i)); #else erts_smp_spinlock_init(&erts_pix_locks[i].u.spnlck, "pix_lock"); #endif @@ -955,7 +955,7 @@ erts_proc_lock_init(Process *p) { /* We always start with all locks locked */ #if ERTS_PROC_LOCK_ATOMIC_IMPL - erts_smp_atomic_init(&p->lock.flags, (erts_aint_t) ERTS_PROC_LOCKS_ALL); + erts_smp_atomic32_init(&p->lock.flags, (erts_aint32_t) ERTS_PROC_LOCKS_ALL); #else p->lock.flags = ERTS_PROC_LOCKS_ALL; #endif @@ -974,7 +974,7 @@ erts_proc_lock_init(Process *p) { int i; for (i = 0; i <= ERTS_PROC_LOCK_MAX_BIT; i++) - erts_smp_atomic_init(&p->lock.locked[i], (erts_aint_t) 1); + erts_smp_atomic32_init(&p->lock.locked[i], (erts_aint32_t) 1); } #endif } diff --git a/erts/emulator/beam/erl_process_lock.h b/erts/emulator/beam/erl_process_lock.h index a0d1397133..355179f084 100644 --- a/erts/emulator/beam/erl_process_lock.h +++ b/erts/emulator/beam/erl_process_lock.h @@ -54,20 +54,20 @@ #define ERTS_PROC_LOCK_MAX_BIT 3 -typedef Uint32 ErtsProcLocks; +typedef erts_aint32_t ErtsProcLocks; typedef struct erts_proc_lock_queues_t_ erts_proc_lock_queues_t; typedef struct erts_proc_lock_t_ { #if ERTS_PROC_LOCK_ATOMIC_IMPL - erts_smp_atomic_t flags; + erts_smp_atomic32_t flags; #else ErtsProcLocks flags; #endif erts_proc_lock_queues_t *queues; Sint32 refc; #ifdef ERTS_PROC_LOCK_DEBUG - erts_smp_atomic_t locked[ERTS_PROC_LOCK_MAX_BIT+1]; + erts_smp_atomic32_t locked[ERTS_PROC_LOCK_MAX_BIT+1]; #endif #ifdef ERTS_ENABLE_LOCK_COUNT erts_lcnt_lock_t lcnt_main; @@ -270,19 +270,19 @@ typedef struct { #if ERTS_PROC_LOCK_ATOMIC_IMPL #define ERTS_PROC_LOCK_FLGS_BAND_(L, MSK) \ - ((ErtsProcLocks) erts_smp_atomic_band(&(L)->flags, (erts_aint_t) (MSK))) + ((ErtsProcLocks) erts_smp_atomic32_band(&(L)->flags, (erts_aint32_t) (MSK))) #define ERTS_PROC_LOCK_FLGS_BOR_(L, MSK) \ - ((ErtsProcLocks) erts_smp_atomic_bor(&(L)->flags, (erts_aint_t) (MSK))) + ((ErtsProcLocks) erts_smp_atomic32_bor(&(L)->flags, (erts_aint32_t) (MSK))) #define ERTS_PROC_LOCK_FLGS_CMPXCHG_ACQB_(L, NEW, EXPECTED) \ - ((ErtsProcLocks) erts_smp_atomic_cmpxchg_acqb(&(L)->flags, \ - (erts_aint_t) (NEW), \ - (erts_aint_t) (EXPECTED))) + ((ErtsProcLocks) erts_smp_atomic32_cmpxchg_acqb(&(L)->flags, \ + (erts_aint32_t) (NEW), \ + (erts_aint32_t) (EXPECTED))) #define ERTS_PROC_LOCK_FLGS_CMPXCHG_RELB_(L, NEW, EXPECTED) \ - ((ErtsProcLocks) erts_smp_atomic_cmpxchg_relb(&(L)->flags, \ - (erts_aint_t) (NEW), \ - (erts_aint_t) (EXPECTED))) + ((ErtsProcLocks) erts_smp_atomic32_cmpxchg_relb(&(L)->flags, \ + (erts_aint32_t) (NEW), \ + (erts_aint32_t) (EXPECTED))) #define ERTS_PROC_LOCK_FLGS_READ_(L) \ - ((ErtsProcLocks) erts_smp_atomic_read(&(L)->flags)) + ((ErtsProcLocks) erts_smp_atomic32_read(&(L)->flags)) #else /* no opt atomic ops */ @@ -621,13 +621,13 @@ erts_proc_lock_op_debug(Process *p, ErtsProcLocks locks, int locked) for (i = 0; i <= ERTS_PROC_LOCK_MAX_BIT; i++) { ErtsProcLocks lock = ((ErtsProcLocks) 1) << i; if (locks & lock) { - erts_aint_t lock_count; + erts_aint32_t lock_count; if (locked) { - lock_count = erts_smp_atomic_inctest(&p->lock.locked[i]); + lock_count = erts_smp_atomic32_inctest(&p->lock.locked[i]); ERTS_LC_ASSERT(lock_count == 1); } else { - lock_count = erts_smp_atomic_dectest(&p->lock.locked[i]); + lock_count = erts_smp_atomic32_dectest(&p->lock.locked[i]); ERTS_LC_ASSERT(lock_count == 0); } } |