diff options
Diffstat (limited to 'erts/emulator/beam/erl_smp.h')
-rw-r--r-- | erts/emulator/beam/erl_smp.h | 1054 |
1 files changed, 545 insertions, 509 deletions
diff --git a/erts/emulator/beam/erl_smp.h b/erts/emulator/beam/erl_smp.h index 287327bfe1..a32e9d9d7c 100644 --- a/erts/emulator/beam/erl_smp.h +++ b/erts/emulator/beam/erl_smp.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2010. All Rights Reserved. + * Copyright Ericsson AB 2005-2012. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -54,12 +54,18 @@ typedef erts_cnd_t erts_smp_cnd_t; typedef erts_rwmtx_opt_t erts_smp_rwmtx_opt_t; typedef erts_rwmtx_t erts_smp_rwmtx_t; typedef erts_tsd_key_t erts_smp_tsd_key_t; -typedef erts_atomic_t erts_smp_atomic_t; -typedef erts_atomic32_t erts_smp_atomic32_t; +#define erts_smp_dw_atomic_t erts_dw_atomic_t +#define erts_smp_atomic_t erts_atomic_t +#define erts_smp_atomic32_t erts_atomic32_t typedef erts_spinlock_t erts_smp_spinlock_t; typedef erts_rwlock_t erts_smp_rwlock_t; void erts_thr_fatal_error(int, char *); /* implemented in erl_init.c */ +#define ERTS_SMP_MEMORY_BARRIER ERTS_THR_MEMORY_BARRIER +#define ERTS_SMP_WRITE_MEMORY_BARRIER ERTS_THR_WRITE_MEMORY_BARRIER +#define ERTS_SMP_READ_MEMORY_BARRIER ERTS_THR_READ_MEMORY_BARRIER +#define ERTS_SMP_DATA_DEPENDENCY_READ_MEMORY_BARRIER ERTS_THR_DATA_DEPENDENCY_READ_MEMORY_BARRIER + #else /* #ifdef ERTS_SMP */ #define ERTS_SMP_THR_OPTS_DEFAULT_INITER {0} @@ -83,8 +89,9 @@ typedef struct { } erts_smp_rwmtx_opt_t; typedef int erts_smp_rwmtx_t; typedef int erts_smp_tsd_key_t; -typedef SWord erts_smp_atomic_t; -typedef Uint32 erts_smp_atomic32_t; +#define erts_smp_dw_atomic_t erts_no_dw_atomic_t +#define erts_smp_atomic_t erts_no_atomic_t +#define erts_smp_atomic32_t erts_no_atomic32_t #if __GNUC__ > 2 typedef struct { } erts_smp_spinlock_t; typedef struct { } erts_smp_rwlock_t; @@ -93,6 +100,11 @@ typedef struct { int gcc_is_buggy; } erts_smp_spinlock_t; typedef struct { int gcc_is_buggy; } erts_smp_rwlock_t; #endif +#define ERTS_SMP_MEMORY_BARRIER +#define ERTS_SMP_WRITE_MEMORY_BARRIER +#define ERTS_SMP_READ_MEMORY_BARRIER +#define ERTS_SMP_DATA_DEPENDENCY_READ_MEMORY_BARRIER + #endif /* #ifdef ERTS_SMP */ ERTS_GLB_INLINE void erts_smp_thr_init(erts_smp_thr_init_data_t *id); @@ -160,82 +172,6 @@ ERTS_GLB_INLINE int erts_smp_rwmtx_tryrwlock(erts_smp_rwmtx_t *rwmtx); ERTS_GLB_INLINE void erts_smp_rwmtx_rwunlock(erts_smp_rwmtx_t *rwmtx); ERTS_GLB_INLINE int erts_smp_lc_rwmtx_is_rlocked(erts_smp_rwmtx_t *mtx); ERTS_GLB_INLINE int erts_smp_lc_rwmtx_is_rwlocked(erts_smp_rwmtx_t *mtx); -ERTS_GLB_INLINE void erts_smp_atomic_init(erts_smp_atomic_t *var, - erts_aint_t i); -ERTS_GLB_INLINE void erts_smp_atomic_set(erts_smp_atomic_t *var, erts_aint_t i); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_read(erts_smp_atomic_t *var); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_inctest(erts_smp_atomic_t *incp); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_dectest(erts_smp_atomic_t *decp); -ERTS_GLB_INLINE void erts_smp_atomic_inc(erts_smp_atomic_t *incp); -ERTS_GLB_INLINE void erts_smp_atomic_dec(erts_smp_atomic_t *decp); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_addtest(erts_smp_atomic_t *addp, - erts_aint_t i); -ERTS_GLB_INLINE void erts_smp_atomic_add(erts_smp_atomic_t *addp, - erts_aint_t i); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_xchg(erts_smp_atomic_t *xchgp, - erts_aint_t new); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_cmpxchg(erts_smp_atomic_t *xchgp, - erts_aint_t new, - erts_aint_t expected); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_bor(erts_smp_atomic_t *var, - erts_aint_t mask); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_band(erts_smp_atomic_t *var, - erts_aint_t mask); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_read_acqb(erts_smp_atomic_t *var); -ERTS_GLB_INLINE void erts_smp_atomic_set_relb(erts_smp_atomic_t *var, - erts_aint_t i); -ERTS_GLB_INLINE void erts_smp_atomic_dec_relb(erts_smp_atomic_t *decp); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_dectest_relb(erts_smp_atomic_t *decp); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_cmpxchg_acqb(erts_smp_atomic_t *xchgp, - erts_aint_t new, - erts_aint_t exp); -ERTS_GLB_INLINE erts_aint_t erts_smp_atomic_cmpxchg_relb(erts_smp_atomic_t *xchgp, - erts_aint_t new, - erts_aint_t exp); -ERTS_GLB_INLINE void -erts_smp_atomic32_init(erts_smp_atomic32_t *var, erts_aint32_t i); -ERTS_GLB_INLINE void -erts_smp_atomic32_set(erts_smp_atomic32_t *var, erts_aint32_t i); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_read(erts_smp_atomic32_t *var); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_inctest(erts_smp_atomic32_t *incp); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_dectest(erts_smp_atomic32_t *decp); -ERTS_GLB_INLINE void -erts_smp_atomic32_inc(erts_smp_atomic32_t *incp); -ERTS_GLB_INLINE void -erts_smp_atomic32_dec(erts_smp_atomic32_t *decp); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_addtest(erts_smp_atomic32_t *addp, erts_aint32_t i); -ERTS_GLB_INLINE void -erts_smp_atomic32_add(erts_smp_atomic32_t *addp, erts_aint32_t i); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_xchg(erts_smp_atomic32_t *xchgp, erts_aint32_t new); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_cmpxchg(erts_smp_atomic32_t *xchgp, - erts_aint32_t new, - erts_aint32_t expected); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_bor(erts_smp_atomic32_t *var, erts_aint32_t mask); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_band(erts_smp_atomic32_t *var, erts_aint32_t mask); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_read_acqb(erts_smp_atomic32_t *var); -ERTS_GLB_INLINE void -erts_smp_atomic32_set_relb(erts_smp_atomic32_t *var, erts_aint32_t i); -ERTS_GLB_INLINE void -erts_smp_atomic32_dec_relb(erts_smp_atomic32_t *decp); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_dectest_relb(erts_smp_atomic32_t *decp); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_cmpxchg_acqb(erts_smp_atomic32_t *xchgp, - erts_aint32_t new, - erts_aint32_t exp); -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_cmpxchg_relb(erts_smp_atomic32_t *xchgp, - erts_aint32_t new, - erts_aint32_t exp); ERTS_GLB_INLINE void erts_smp_spinlock_init_x(erts_smp_spinlock_t *lock, char *name, Eterm extra); @@ -279,6 +215,490 @@ ERTS_GLB_INLINE void erts_smp_thr_sigmask(int how, ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #endif /* #ifdef ERTS_THR_HAVE_SIG_FUNCS */ +/* + * See "Documentation of atomics and memory barriers" at the top + * of erl_threads.h for info on atomics. + */ + +#ifdef ERTS_SMP + +/* Double word size atomics */ + +#define erts_smp_dw_atomic_init_nob erts_dw_atomic_init_nob +#define erts_smp_dw_atomic_set_nob erts_dw_atomic_set_nob +#define erts_smp_dw_atomic_read_nob erts_dw_atomic_read_nob +#define erts_smp_dw_atomic_cmpxchg_nob erts_dw_atomic_cmpxchg_nob + +#define erts_smp_dw_atomic_init_mb erts_dw_atomic_init_mb +#define erts_smp_dw_atomic_set_mb erts_dw_atomic_set_mb +#define erts_smp_dw_atomic_read_mb erts_dw_atomic_read_mb +#define erts_smp_dw_atomic_cmpxchg_mb erts_dw_atomic_cmpxchg_mb + +#define erts_smp_dw_atomic_init_acqb erts_dw_atomic_init_acqb +#define erts_smp_dw_atomic_set_acqb erts_dw_atomic_set_acqb +#define erts_smp_dw_atomic_read_acqb erts_dw_atomic_read_acqb +#define erts_smp_dw_atomic_cmpxchg_acqb erts_dw_atomic_cmpxchg_acqb + +#define erts_smp_dw_atomic_init_relb erts_dw_atomic_init_relb +#define erts_smp_dw_atomic_set_relb erts_dw_atomic_set_relb +#define erts_smp_dw_atomic_read_relb erts_dw_atomic_read_relb +#define erts_smp_dw_atomic_cmpxchg_relb erts_dw_atomic_cmpxchg_relb + +#define erts_smp_dw_atomic_init_ddrb erts_dw_atomic_init_ddrb +#define erts_smp_dw_atomic_set_ddrb erts_dw_atomic_set_ddrb +#define erts_smp_dw_atomic_read_ddrb erts_dw_atomic_read_ddrb +#define erts_smp_dw_atomic_cmpxchg_ddrb erts_dw_atomic_cmpxchg_ddrb + +#define erts_smp_dw_atomic_init_rb erts_dw_atomic_init_rb +#define erts_smp_dw_atomic_set_rb erts_dw_atomic_set_rb +#define erts_smp_dw_atomic_read_rb erts_dw_atomic_read_rb +#define erts_smp_dw_atomic_cmpxchg_rb erts_dw_atomic_cmpxchg_rb + +#define erts_smp_dw_atomic_init_wb erts_dw_atomic_init_wb +#define erts_smp_dw_atomic_set_wb erts_dw_atomic_set_wb +#define erts_smp_dw_atomic_read_wb erts_dw_atomic_read_wb +#define erts_smp_dw_atomic_cmpxchg_wb erts_dw_atomic_cmpxchg_wb + +/* Word size atomics */ + +#define erts_smp_atomic_init_nob erts_atomic_init_nob +#define erts_smp_atomic_set_nob erts_atomic_set_nob +#define erts_smp_atomic_read_nob erts_atomic_read_nob +#define erts_smp_atomic_inc_read_nob erts_atomic_inc_read_nob +#define erts_smp_atomic_dec_read_nob erts_atomic_dec_read_nob +#define erts_smp_atomic_inc_nob erts_atomic_inc_nob +#define erts_smp_atomic_dec_nob erts_atomic_dec_nob +#define erts_smp_atomic_add_read_nob erts_atomic_add_read_nob +#define erts_smp_atomic_add_nob erts_atomic_add_nob +#define erts_smp_atomic_read_bor_nob erts_atomic_read_bor_nob +#define erts_smp_atomic_read_band_nob erts_atomic_read_band_nob +#define erts_smp_atomic_xchg_nob erts_atomic_xchg_nob +#define erts_smp_atomic_cmpxchg_nob erts_atomic_cmpxchg_nob + +#define erts_smp_atomic_init_mb erts_atomic_init_mb +#define erts_smp_atomic_set_mb erts_atomic_set_mb +#define erts_smp_atomic_read_mb erts_atomic_read_mb +#define erts_smp_atomic_inc_read_mb erts_atomic_inc_read_mb +#define erts_smp_atomic_dec_read_mb erts_atomic_dec_read_mb +#define erts_smp_atomic_inc_mb erts_atomic_inc_mb +#define erts_smp_atomic_dec_mb erts_atomic_dec_mb +#define erts_smp_atomic_add_read_mb erts_atomic_add_read_mb +#define erts_smp_atomic_add_mb erts_atomic_add_mb +#define erts_smp_atomic_read_bor_mb erts_atomic_read_bor_mb +#define erts_smp_atomic_read_band_mb erts_atomic_read_band_mb +#define erts_smp_atomic_xchg_mb erts_atomic_xchg_mb +#define erts_smp_atomic_cmpxchg_mb erts_atomic_cmpxchg_mb + +#define erts_smp_atomic_init_acqb erts_atomic_init_acqb +#define erts_smp_atomic_set_acqb erts_atomic_set_acqb +#define erts_smp_atomic_read_acqb erts_atomic_read_acqb +#define erts_smp_atomic_inc_read_acqb erts_atomic_inc_read_acqb +#define erts_smp_atomic_dec_read_acqb erts_atomic_dec_read_acqb +#define erts_smp_atomic_inc_acqb erts_atomic_inc_acqb +#define erts_smp_atomic_dec_acqb erts_atomic_dec_acqb +#define erts_smp_atomic_add_read_acqb erts_atomic_add_read_acqb +#define erts_smp_atomic_add_acqb erts_atomic_add_acqb +#define erts_smp_atomic_read_bor_acqb erts_atomic_read_bor_acqb +#define erts_smp_atomic_read_band_acqb erts_atomic_read_band_acqb +#define erts_smp_atomic_xchg_acqb erts_atomic_xchg_acqb +#define erts_smp_atomic_cmpxchg_acqb erts_atomic_cmpxchg_acqb + +#define erts_smp_atomic_init_relb erts_atomic_init_relb +#define erts_smp_atomic_set_relb erts_atomic_set_relb +#define erts_smp_atomic_read_relb erts_atomic_read_relb +#define erts_smp_atomic_inc_read_relb erts_atomic_inc_read_relb +#define erts_smp_atomic_dec_read_relb erts_atomic_dec_read_relb +#define erts_smp_atomic_inc_relb erts_atomic_inc_relb +#define erts_smp_atomic_dec_relb erts_atomic_dec_relb +#define erts_smp_atomic_add_read_relb erts_atomic_add_read_relb +#define erts_smp_atomic_add_relb erts_atomic_add_relb +#define erts_smp_atomic_read_bor_relb erts_atomic_read_bor_relb +#define erts_smp_atomic_read_band_relb erts_atomic_read_band_relb +#define erts_smp_atomic_xchg_relb erts_atomic_xchg_relb +#define erts_smp_atomic_cmpxchg_relb erts_atomic_cmpxchg_relb + +#define erts_smp_atomic_init_ddrb erts_atomic_init_ddrb +#define erts_smp_atomic_set_ddrb erts_atomic_set_ddrb +#define erts_smp_atomic_read_ddrb erts_atomic_read_ddrb +#define erts_smp_atomic_inc_read_ddrb erts_atomic_inc_read_ddrb +#define erts_smp_atomic_dec_read_ddrb erts_atomic_dec_read_ddrb +#define erts_smp_atomic_inc_ddrb erts_atomic_inc_ddrb +#define erts_smp_atomic_dec_ddrb erts_atomic_dec_ddrb +#define erts_smp_atomic_add_read_ddrb erts_atomic_add_read_ddrb +#define erts_smp_atomic_add_ddrb erts_atomic_add_ddrb +#define erts_smp_atomic_read_bor_ddrb erts_atomic_read_bor_ddrb +#define erts_smp_atomic_read_band_ddrb erts_atomic_read_band_ddrb +#define erts_smp_atomic_xchg_ddrb erts_atomic_xchg_ddrb +#define erts_smp_atomic_cmpxchg_ddrb erts_atomic_cmpxchg_ddrb + +#define erts_smp_atomic_init_rb erts_atomic_init_rb +#define erts_smp_atomic_set_rb erts_atomic_set_rb +#define erts_smp_atomic_read_rb erts_atomic_read_rb +#define erts_smp_atomic_inc_read_rb erts_atomic_inc_read_rb +#define erts_smp_atomic_dec_read_rb erts_atomic_dec_read_rb +#define erts_smp_atomic_inc_rb erts_atomic_inc_rb +#define erts_smp_atomic_dec_rb erts_atomic_dec_rb +#define erts_smp_atomic_add_read_rb erts_atomic_add_read_rb +#define erts_smp_atomic_add_rb erts_atomic_add_rb +#define erts_smp_atomic_read_bor_rb erts_atomic_read_bor_rb +#define erts_smp_atomic_read_band_rb erts_atomic_read_band_rb +#define erts_smp_atomic_xchg_rb erts_atomic_xchg_rb +#define erts_smp_atomic_cmpxchg_rb erts_atomic_cmpxchg_rb + +#define erts_smp_atomic_init_wb erts_atomic_init_wb +#define erts_smp_atomic_set_wb erts_atomic_set_wb +#define erts_smp_atomic_read_wb erts_atomic_read_wb +#define erts_smp_atomic_inc_read_wb erts_atomic_inc_read_wb +#define erts_smp_atomic_dec_read_wb erts_atomic_dec_read_wb +#define erts_smp_atomic_inc_wb erts_atomic_inc_wb +#define erts_smp_atomic_dec_wb erts_atomic_dec_wb +#define erts_smp_atomic_add_read_wb erts_atomic_add_read_wb +#define erts_smp_atomic_add_wb erts_atomic_add_wb +#define erts_smp_atomic_read_bor_wb erts_atomic_read_bor_wb +#define erts_smp_atomic_read_band_wb erts_atomic_read_band_wb +#define erts_smp_atomic_xchg_wb erts_atomic_xchg_wb +#define erts_smp_atomic_cmpxchg_wb erts_atomic_cmpxchg_wb + +/* 32-bit atomics */ + +#define erts_smp_atomic32_init_nob erts_atomic32_init_nob +#define erts_smp_atomic32_set_nob erts_atomic32_set_nob +#define erts_smp_atomic32_read_nob erts_atomic32_read_nob +#define erts_smp_atomic32_inc_read_nob erts_atomic32_inc_read_nob +#define erts_smp_atomic32_dec_read_nob erts_atomic32_dec_read_nob +#define erts_smp_atomic32_inc_nob erts_atomic32_inc_nob +#define erts_smp_atomic32_dec_nob erts_atomic32_dec_nob +#define erts_smp_atomic32_add_read_nob erts_atomic32_add_read_nob +#define erts_smp_atomic32_add_nob erts_atomic32_add_nob +#define erts_smp_atomic32_read_bor_nob erts_atomic32_read_bor_nob +#define erts_smp_atomic32_read_band_nob erts_atomic32_read_band_nob +#define erts_smp_atomic32_xchg_nob erts_atomic32_xchg_nob +#define erts_smp_atomic32_cmpxchg_nob erts_atomic32_cmpxchg_nob + +#define erts_smp_atomic32_init_mb erts_atomic32_init_mb +#define erts_smp_atomic32_set_mb erts_atomic32_set_mb +#define erts_smp_atomic32_read_mb erts_atomic32_read_mb +#define erts_smp_atomic32_inc_read_mb erts_atomic32_inc_read_mb +#define erts_smp_atomic32_dec_read_mb erts_atomic32_dec_read_mb +#define erts_smp_atomic32_inc_mb erts_atomic32_inc_mb +#define erts_smp_atomic32_dec_mb erts_atomic32_dec_mb +#define erts_smp_atomic32_add_read_mb erts_atomic32_add_read_mb +#define erts_smp_atomic32_add_mb erts_atomic32_add_mb +#define erts_smp_atomic32_read_bor_mb erts_atomic32_read_bor_mb +#define erts_smp_atomic32_read_band_mb erts_atomic32_read_band_mb +#define erts_smp_atomic32_xchg_mb erts_atomic32_xchg_mb +#define erts_smp_atomic32_cmpxchg_mb erts_atomic32_cmpxchg_mb + +#define erts_smp_atomic32_init_acqb erts_atomic32_init_acqb +#define erts_smp_atomic32_set_acqb erts_atomic32_set_acqb +#define erts_smp_atomic32_read_acqb erts_atomic32_read_acqb +#define erts_smp_atomic32_inc_read_acqb erts_atomic32_inc_read_acqb +#define erts_smp_atomic32_dec_read_acqb erts_atomic32_dec_read_acqb +#define erts_smp_atomic32_inc_acqb erts_atomic32_inc_acqb +#define erts_smp_atomic32_dec_acqb erts_atomic32_dec_acqb +#define erts_smp_atomic32_add_read_acqb erts_atomic32_add_read_acqb +#define erts_smp_atomic32_add_acqb erts_atomic32_add_acqb +#define erts_smp_atomic32_read_bor_acqb erts_atomic32_read_bor_acqb +#define erts_smp_atomic32_read_band_acqb erts_atomic32_read_band_acqb +#define erts_smp_atomic32_xchg_acqb erts_atomic32_xchg_acqb +#define erts_smp_atomic32_cmpxchg_acqb erts_atomic32_cmpxchg_acqb + +#define erts_smp_atomic32_init_relb erts_atomic32_init_relb +#define erts_smp_atomic32_set_relb erts_atomic32_set_relb +#define erts_smp_atomic32_read_relb erts_atomic32_read_relb +#define erts_smp_atomic32_inc_read_relb erts_atomic32_inc_read_relb +#define erts_smp_atomic32_dec_read_relb erts_atomic32_dec_read_relb +#define erts_smp_atomic32_inc_relb erts_atomic32_inc_relb +#define erts_smp_atomic32_dec_relb erts_atomic32_dec_relb +#define erts_smp_atomic32_add_read_relb erts_atomic32_add_read_relb +#define erts_smp_atomic32_add_relb erts_atomic32_add_relb +#define erts_smp_atomic32_read_bor_relb erts_atomic32_read_bor_relb +#define erts_smp_atomic32_read_band_relb erts_atomic32_read_band_relb +#define erts_smp_atomic32_xchg_relb erts_atomic32_xchg_relb +#define erts_smp_atomic32_cmpxchg_relb erts_atomic32_cmpxchg_relb + +#define erts_smp_atomic32_init_ddrb erts_atomic32_init_ddrb +#define erts_smp_atomic32_set_ddrb erts_atomic32_set_ddrb +#define erts_smp_atomic32_read_ddrb erts_atomic32_read_ddrb +#define erts_smp_atomic32_inc_read_ddrb erts_atomic32_inc_read_ddrb +#define erts_smp_atomic32_dec_read_ddrb erts_atomic32_dec_read_ddrb +#define erts_smp_atomic32_inc_ddrb erts_atomic32_inc_ddrb +#define erts_smp_atomic32_dec_ddrb erts_atomic32_dec_ddrb +#define erts_smp_atomic32_add_read_ddrb erts_atomic32_add_read_ddrb +#define erts_smp_atomic32_add_ddrb erts_atomic32_add_ddrb +#define erts_smp_atomic32_read_bor_ddrb erts_atomic32_read_bor_ddrb +#define erts_smp_atomic32_read_band_ddrb erts_atomic32_read_band_ddrb +#define erts_smp_atomic32_xchg_ddrb erts_atomic32_xchg_ddrb +#define erts_smp_atomic32_cmpxchg_ddrb erts_atomic32_cmpxchg_ddrb + +#define erts_smp_atomic32_init_rb erts_atomic32_init_rb +#define erts_smp_atomic32_set_rb erts_atomic32_set_rb +#define erts_smp_atomic32_read_rb erts_atomic32_read_rb +#define erts_smp_atomic32_inc_read_rb erts_atomic32_inc_read_rb +#define erts_smp_atomic32_dec_read_rb erts_atomic32_dec_read_rb +#define erts_smp_atomic32_inc_rb erts_atomic32_inc_rb +#define erts_smp_atomic32_dec_rb erts_atomic32_dec_rb +#define erts_smp_atomic32_add_read_rb erts_atomic32_add_read_rb +#define erts_smp_atomic32_add_rb erts_atomic32_add_rb +#define erts_smp_atomic32_read_bor_rb erts_atomic32_read_bor_rb +#define erts_smp_atomic32_read_band_rb erts_atomic32_read_band_rb +#define erts_smp_atomic32_xchg_rb erts_atomic32_xchg_rb +#define erts_smp_atomic32_cmpxchg_rb erts_atomic32_cmpxchg_rb + +#define erts_smp_atomic32_init_wb erts_atomic32_init_wb +#define erts_smp_atomic32_set_wb erts_atomic32_set_wb +#define erts_smp_atomic32_read_wb erts_atomic32_read_wb +#define erts_smp_atomic32_inc_read_wb erts_atomic32_inc_read_wb +#define erts_smp_atomic32_dec_read_wb erts_atomic32_dec_read_wb +#define erts_smp_atomic32_inc_wb erts_atomic32_inc_wb +#define erts_smp_atomic32_dec_wb erts_atomic32_dec_wb +#define erts_smp_atomic32_add_read_wb erts_atomic32_add_read_wb +#define erts_smp_atomic32_add_wb erts_atomic32_add_wb +#define erts_smp_atomic32_read_bor_wb erts_atomic32_read_bor_wb +#define erts_smp_atomic32_read_band_wb erts_atomic32_read_band_wb +#define erts_smp_atomic32_xchg_wb erts_atomic32_xchg_wb +#define erts_smp_atomic32_cmpxchg_wb erts_atomic32_cmpxchg_wb + +#else /* !ERTS_SMP */ + +/* Double word size atomics */ + +#define erts_smp_dw_atomic_init_nob erts_no_dw_atomic_set +#define erts_smp_dw_atomic_set_nob erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_nob erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_nob erts_no_dw_atomic_cmpxchg + +#define erts_smp_dw_atomic_init_mb erts_no_dw_atomic_init +#define erts_smp_dw_atomic_set_mb erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_mb erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_mb erts_no_dw_atomic_cmpxchg + +#define erts_smp_dw_atomic_init_acqb erts_no_dw_atomic_init +#define erts_smp_dw_atomic_set_acqb erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_acqb erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_acqb erts_no_dw_atomic_cmpxchg + +#define erts_smp_dw_atomic_init_relb erts_no_dw_atomic_init +#define erts_smp_dw_atomic_set_relb erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_relb erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_relb erts_no_dw_atomic_cmpxchg + +#define erts_smp_dw_atomic_init_ddrb erts_no_dw_atomic_init +#define erts_smp_dw_atomic_set_ddrb erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_ddrb erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_ddrb erts_no_dw_atomic_cmpxchg + +#define erts_smp_dw_atomic_init_rb erts_no_dw_atomic_init +#define erts_smp_dw_atomic_set_rb erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_rb erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_rb erts_no_dw_atomic_cmpxchg + +#define erts_smp_dw_atomic_init_wb erts_no_dw_atomic_init +#define erts_smp_dw_atomic_set_wb erts_no_dw_atomic_set +#define erts_smp_dw_atomic_read_wb erts_no_dw_atomic_read +#define erts_smp_dw_atomic_cmpxchg_wb erts_no_dw_atomic_cmpxchg + +/* Word size atomics */ + +#define erts_smp_atomic_init_nob erts_no_atomic_set +#define erts_smp_atomic_set_nob erts_no_atomic_set +#define erts_smp_atomic_read_nob erts_no_atomic_read +#define erts_smp_atomic_inc_read_nob erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_nob erts_no_atomic_dec_read +#define erts_smp_atomic_inc_nob erts_no_atomic_inc +#define erts_smp_atomic_dec_nob erts_no_atomic_dec +#define erts_smp_atomic_add_read_nob erts_no_atomic_add_read +#define erts_smp_atomic_add_nob erts_no_atomic_add +#define erts_smp_atomic_read_bor_nob erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_nob erts_no_atomic_read_band +#define erts_smp_atomic_xchg_nob erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_nob erts_no_atomic_cmpxchg + +#define erts_smp_atomic_init_mb erts_no_atomic_set +#define erts_smp_atomic_set_mb erts_no_atomic_set +#define erts_smp_atomic_read_mb erts_no_atomic_read +#define erts_smp_atomic_inc_read_mb erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_mb erts_no_atomic_dec_read +#define erts_smp_atomic_inc_mb erts_no_atomic_inc +#define erts_smp_atomic_dec_mb erts_no_atomic_dec +#define erts_smp_atomic_add_read_mb erts_no_atomic_add_read +#define erts_smp_atomic_add_mb erts_no_atomic_add +#define erts_smp_atomic_read_bor_mb erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_mb erts_no_atomic_read_band +#define erts_smp_atomic_xchg_mb erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_mb erts_no_atomic_cmpxchg + +#define erts_smp_atomic_init_acqb erts_no_atomic_set +#define erts_smp_atomic_set_acqb erts_no_atomic_set +#define erts_smp_atomic_read_acqb erts_no_atomic_read +#define erts_smp_atomic_inc_read_acqb erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_acqb erts_no_atomic_dec_read +#define erts_smp_atomic_inc_acqb erts_no_atomic_inc +#define erts_smp_atomic_dec_acqb erts_no_atomic_dec +#define erts_smp_atomic_add_read_acqb erts_no_atomic_add_read +#define erts_smp_atomic_add_acqb erts_no_atomic_add +#define erts_smp_atomic_read_bor_acqb erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_acqb erts_no_atomic_read_band +#define erts_smp_atomic_xchg_acqb erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_acqb erts_no_atomic_cmpxchg + +#define erts_smp_atomic_init_relb erts_no_atomic_set +#define erts_smp_atomic_set_relb erts_no_atomic_set +#define erts_smp_atomic_read_relb erts_no_atomic_read +#define erts_smp_atomic_inc_read_relb erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_relb erts_no_atomic_dec_read +#define erts_smp_atomic_inc_relb erts_no_atomic_inc +#define erts_smp_atomic_dec_relb erts_no_atomic_dec +#define erts_smp_atomic_add_read_relb erts_no_atomic_add_read +#define erts_smp_atomic_add_relb erts_no_atomic_add +#define erts_smp_atomic_read_bor_relb erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_relb erts_no_atomic_read_band +#define erts_smp_atomic_xchg_relb erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_relb erts_no_atomic_cmpxchg + +#define erts_smp_atomic_init_ddrb erts_no_atomic_set +#define erts_smp_atomic_set_ddrb erts_no_atomic_set +#define erts_smp_atomic_read_ddrb erts_no_atomic_read +#define erts_smp_atomic_inc_read_ddrb erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_ddrb erts_no_atomic_dec_read +#define erts_smp_atomic_inc_ddrb erts_no_atomic_inc +#define erts_smp_atomic_dec_ddrb erts_no_atomic_dec +#define erts_smp_atomic_add_read_ddrb erts_no_atomic_add_read +#define erts_smp_atomic_add_ddrb erts_no_atomic_add +#define erts_smp_atomic_read_bor_ddrb erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_ddrb erts_no_atomic_read_band +#define erts_smp_atomic_xchg_ddrb erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_ddrb erts_no_atomic_cmpxchg + +#define erts_smp_atomic_init_rb erts_no_atomic_set +#define erts_smp_atomic_set_rb erts_no_atomic_set +#define erts_smp_atomic_read_rb erts_no_atomic_read +#define erts_smp_atomic_inc_read_rb erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_rb erts_no_atomic_dec_read +#define erts_smp_atomic_inc_rb erts_no_atomic_inc +#define erts_smp_atomic_dec_rb erts_no_atomic_dec +#define erts_smp_atomic_add_read_rb erts_no_atomic_add_read +#define erts_smp_atomic_add_rb erts_no_atomic_add +#define erts_smp_atomic_read_bor_rb erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_rb erts_no_atomic_read_band +#define erts_smp_atomic_xchg_rb erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_rb erts_no_atomic_cmpxchg + +#define erts_smp_atomic_init_wb erts_no_atomic_set +#define erts_smp_atomic_set_wb erts_no_atomic_set +#define erts_smp_atomic_read_wb erts_no_atomic_read +#define erts_smp_atomic_inc_read_wb erts_no_atomic_inc_read +#define erts_smp_atomic_dec_read_wb erts_no_atomic_dec_read +#define erts_smp_atomic_inc_wb erts_no_atomic_inc +#define erts_smp_atomic_dec_wb erts_no_atomic_dec +#define erts_smp_atomic_add_read_wb erts_no_atomic_add_read +#define erts_smp_atomic_add_wb erts_no_atomic_add +#define erts_smp_atomic_read_bor_wb erts_no_atomic_read_bor +#define erts_smp_atomic_read_band_wb erts_no_atomic_read_band +#define erts_smp_atomic_xchg_wb erts_no_atomic_xchg +#define erts_smp_atomic_cmpxchg_wb erts_no_atomic_cmpxchg + +/* 32-bit atomics */ + +#define erts_smp_atomic32_init_nob erts_no_atomic32_set +#define erts_smp_atomic32_set_nob erts_no_atomic32_set +#define erts_smp_atomic32_read_nob erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_nob erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_nob erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_nob erts_no_atomic32_inc +#define erts_smp_atomic32_dec_nob erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_nob erts_no_atomic32_add_read +#define erts_smp_atomic32_add_nob erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_nob erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_nob erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_nob erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_nob erts_no_atomic32_cmpxchg + +#define erts_smp_atomic32_init_mb erts_no_atomic32_set +#define erts_smp_atomic32_set_mb erts_no_atomic32_set +#define erts_smp_atomic32_read_mb erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_mb erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_mb erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_mb erts_no_atomic32_inc +#define erts_smp_atomic32_dec_mb erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_mb erts_no_atomic32_add_read +#define erts_smp_atomic32_add_mb erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_mb erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_mb erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_mb erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_mb erts_no_atomic32_cmpxchg + +#define erts_smp_atomic32_init_acqb erts_no_atomic32_set +#define erts_smp_atomic32_set_acqb erts_no_atomic32_set +#define erts_smp_atomic32_read_acqb erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_acqb erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_acqb erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_acqb erts_no_atomic32_inc +#define erts_smp_atomic32_dec_acqb erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_acqb erts_no_atomic32_add_read +#define erts_smp_atomic32_add_acqb erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_acqb erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_acqb erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_acqb erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_acqb erts_no_atomic32_cmpxchg + +#define erts_smp_atomic32_init_relb erts_no_atomic32_set +#define erts_smp_atomic32_set_relb erts_no_atomic32_set +#define erts_smp_atomic32_read_relb erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_relb erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_relb erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_relb erts_no_atomic32_inc +#define erts_smp_atomic32_dec_relb erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_relb erts_no_atomic32_add_read +#define erts_smp_atomic32_add_relb erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_relb erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_relb erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_relb erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_relb erts_no_atomic32_cmpxchg + +#define erts_smp_atomic32_init_ddrb erts_no_atomic32_set +#define erts_smp_atomic32_set_ddrb erts_no_atomic32_set +#define erts_smp_atomic32_read_ddrb erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_ddrb erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_ddrb erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_ddrb erts_no_atomic32_inc +#define erts_smp_atomic32_dec_ddrb erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_ddrb erts_no_atomic32_add_read +#define erts_smp_atomic32_add_ddrb erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_ddrb erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_ddrb erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_ddrb erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_ddrb erts_no_atomic32_cmpxchg + +#define erts_smp_atomic32_init_rb erts_no_atomic32_set +#define erts_smp_atomic32_set_rb erts_no_atomic32_set +#define erts_smp_atomic32_read_rb erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_rb erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_rb erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_rb erts_no_atomic32_inc +#define erts_smp_atomic32_dec_rb erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_rb erts_no_atomic32_add_read +#define erts_smp_atomic32_add_rb erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_rb erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_rb erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_rb erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_rb erts_no_atomic32_cmpxchg + +#define erts_smp_atomic32_init_wb erts_no_atomic32_set +#define erts_smp_atomic32_set_wb erts_no_atomic32_set +#define erts_smp_atomic32_read_wb erts_no_atomic32_read +#define erts_smp_atomic32_inc_read_wb erts_no_atomic32_inc_read +#define erts_smp_atomic32_dec_read_wb erts_no_atomic32_dec_read +#define erts_smp_atomic32_inc_wb erts_no_atomic32_inc +#define erts_smp_atomic32_dec_wb erts_no_atomic32_dec +#define erts_smp_atomic32_add_read_wb erts_no_atomic32_add_read +#define erts_smp_atomic32_add_wb erts_no_atomic32_add +#define erts_smp_atomic32_read_bor_wb erts_no_atomic32_read_bor +#define erts_smp_atomic32_read_band_wb erts_no_atomic32_read_band +#define erts_smp_atomic32_xchg_wb erts_no_atomic32_xchg +#define erts_smp_atomic32_cmpxchg_wb erts_no_atomic32_cmpxchg + +#endif /* !ERTS_SMP */ #if ERTS_GLB_INLINE_INCL_FUNC_DEF @@ -473,6 +893,16 @@ erts_smp_cnd_wait(erts_smp_cnd_t *cnd, erts_smp_mtx_t *mtx) #endif } +/* + * IMPORTANT note about erts_smp_cnd_signal() and erts_smp_cnd_broadcast() + * + * POSIX allow a call to `pthread_cond_signal' or `pthread_cond_broadcast' + * even though the associated mutex/mutexes isn't/aren't locked by the + * caller. Our implementation do not allow that in order to avoid a + * performance penalty. That is, all associated mutexes *need* to be + * locked by the caller of erts_smp_cnd_signal()/erts_smp_cnd_broadcast()! + */ + ERTS_GLB_INLINE void erts_smp_cnd_signal(erts_smp_cnd_t *cnd) { @@ -655,434 +1085,6 @@ erts_smp_lc_rwmtx_is_rwlocked(erts_smp_rwmtx_t *mtx) } ERTS_GLB_INLINE void -erts_smp_atomic_init(erts_smp_atomic_t *var, erts_aint_t i) -{ -#ifdef ERTS_SMP - erts_atomic_init(var, i); -#else - *var = i; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic_set(erts_smp_atomic_t *var, erts_aint_t i) -{ -#ifdef ERTS_SMP - erts_atomic_set(var, i); -#else - *var = i; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_read(erts_smp_atomic_t *var) -{ -#ifdef ERTS_SMP - return erts_atomic_read(var); -#else - return *var; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_inctest(erts_smp_atomic_t *incp) -{ -#ifdef ERTS_SMP - return erts_atomic_inctest(incp); -#else - return ++(*incp); -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_dectest(erts_smp_atomic_t *decp) -{ -#ifdef ERTS_SMP - return erts_atomic_dectest(decp); -#else - return --(*decp); -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic_inc(erts_smp_atomic_t *incp) -{ -#ifdef ERTS_SMP - erts_atomic_inc(incp); -#else - ++(*incp); -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic_dec(erts_smp_atomic_t *decp) -{ -#ifdef ERTS_SMP - erts_atomic_dec(decp); -#else - --(*decp); -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_addtest(erts_smp_atomic_t *addp, erts_aint_t i) -{ -#ifdef ERTS_SMP - return erts_atomic_addtest(addp, i); -#else - return *addp += i; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic_add(erts_smp_atomic_t *addp, erts_aint_t i) -{ -#ifdef ERTS_SMP - erts_atomic_add(addp, i); -#else - *addp += i; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_xchg(erts_smp_atomic_t *xchgp, erts_aint_t new) -{ -#ifdef ERTS_SMP - return erts_atomic_xchg(xchgp, new); -#else - erts_aint_t old; - old = *xchgp; - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_cmpxchg(erts_smp_atomic_t *xchgp, - erts_aint_t new, - erts_aint_t expected) -{ -#ifdef ERTS_SMP - return erts_atomic_cmpxchg(xchgp, new, expected); -#else - erts_aint_t old = *xchgp; - if (old == expected) - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_bor(erts_smp_atomic_t *var, erts_aint_t mask) -{ -#ifdef ERTS_SMP - return erts_atomic_bor(var, mask); -#else - erts_aint_t old; - old = *var; - *var |= mask; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_band(erts_smp_atomic_t *var, erts_aint_t mask) -{ -#ifdef ERTS_SMP - return erts_atomic_band(var, mask); -#else - erts_aint_t old; - old = *var; - *var &= mask; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_read_acqb(erts_smp_atomic_t *var) -{ -#ifdef ERTS_SMP - return erts_atomic_read_acqb(var); -#else - return *var; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic_set_relb(erts_smp_atomic_t *var, erts_aint_t i) -{ -#ifdef ERTS_SMP - erts_atomic_set_relb(var, i); -#else - *var = i; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic_dec_relb(erts_smp_atomic_t *decp) -{ -#ifdef ERTS_SMP - erts_atomic_dec_relb(decp); -#else - --(*decp); -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_dectest_relb(erts_smp_atomic_t *decp) -{ -#ifdef ERTS_SMP - return erts_atomic_dectest_relb(decp); -#else - return --(*decp); -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_cmpxchg_acqb(erts_smp_atomic_t *xchgp, - erts_aint_t new, - erts_aint_t exp) -{ -#ifdef ERTS_SMP - return erts_atomic_cmpxchg_acqb(xchgp, new, exp); -#else - erts_aint_t old = *xchgp; - if (old == exp) - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint_t -erts_smp_atomic_cmpxchg_relb(erts_smp_atomic_t *xchgp, - erts_aint_t new, - erts_aint_t exp) -{ -#ifdef ERTS_SMP - return erts_atomic_cmpxchg_relb(xchgp, new, exp); -#else - erts_aint_t old = *xchgp; - if (old == exp) - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_init(erts_smp_atomic32_t *var, erts_aint32_t i) -{ -#ifdef ERTS_SMP - erts_atomic32_init(var, i); -#else - *var = i; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_set(erts_smp_atomic32_t *var, erts_aint32_t i) -{ -#ifdef ERTS_SMP - erts_atomic32_set(var, i); -#else - *var = i; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_read(erts_smp_atomic32_t *var) -{ -#ifdef ERTS_SMP - return erts_atomic32_read(var); -#else - return *var; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_inctest(erts_smp_atomic32_t *incp) -{ -#ifdef ERTS_SMP - return erts_atomic32_inctest(incp); -#else - return ++(*incp); -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_dectest(erts_smp_atomic32_t *decp) -{ -#ifdef ERTS_SMP - return erts_atomic32_dectest(decp); -#else - return --(*decp); -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_inc(erts_smp_atomic32_t *incp) -{ -#ifdef ERTS_SMP - erts_atomic32_inc(incp); -#else - ++(*incp); -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_dec(erts_smp_atomic32_t *decp) -{ -#ifdef ERTS_SMP - erts_atomic32_dec(decp); -#else - --(*decp); -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_addtest(erts_smp_atomic32_t *addp, erts_aint32_t i) -{ -#ifdef ERTS_SMP - return erts_atomic32_addtest(addp, i); -#else - return *addp += i; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_add(erts_smp_atomic32_t *addp, erts_aint32_t i) -{ -#ifdef ERTS_SMP - erts_atomic32_add(addp, i); -#else - *addp += i; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_xchg(erts_smp_atomic32_t *xchgp, erts_aint32_t new) -{ -#ifdef ERTS_SMP - return erts_atomic32_xchg(xchgp, new); -#else - erts_aint32_t old; - old = *xchgp; - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_cmpxchg(erts_smp_atomic32_t *xchgp, - erts_aint32_t new, - erts_aint32_t expected) -{ -#ifdef ERTS_SMP - return erts_atomic32_cmpxchg(xchgp, new, expected); -#else - erts_aint32_t old = *xchgp; - if (old == expected) - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_bor(erts_smp_atomic32_t *var, erts_aint32_t mask) -{ -#ifdef ERTS_SMP - return erts_atomic32_bor(var, mask); -#else - erts_aint32_t old; - old = *var; - *var |= mask; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_band(erts_smp_atomic32_t *var, erts_aint32_t mask) -{ -#ifdef ERTS_SMP - return erts_atomic32_band(var, mask); -#else - erts_aint32_t old; - old = *var; - *var &= mask; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_read_acqb(erts_smp_atomic32_t *var) -{ -#ifdef ERTS_SMP - return erts_atomic32_read_acqb(var); -#else - return *var; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_set_relb(erts_smp_atomic32_t *var, erts_aint32_t i) -{ -#ifdef ERTS_SMP - erts_atomic32_set_relb(var, i); -#else - *var = i; -#endif -} - -ERTS_GLB_INLINE void -erts_smp_atomic32_dec_relb(erts_smp_atomic32_t *decp) -{ -#ifdef ERTS_SMP - erts_atomic32_dec_relb(decp); -#else - --(*decp); -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_dectest_relb(erts_smp_atomic32_t *decp) -{ -#ifdef ERTS_SMP - return erts_atomic32_dectest_relb(decp); -#else - return --(*decp); -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_cmpxchg_acqb(erts_smp_atomic32_t *xchgp, - erts_aint32_t new, - erts_aint32_t exp) -{ -#ifdef ERTS_SMP - return erts_atomic32_cmpxchg_acqb(xchgp, new, exp); -#else - erts_aint32_t old = *xchgp; - if (old == exp) - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_cmpxchg_relb(erts_smp_atomic32_t *xchgp, - erts_aint32_t new, - erts_aint32_t exp) -{ -#ifdef ERTS_SMP - return erts_atomic32_cmpxchg_relb(xchgp, new, exp); -#else - erts_aint32_t old = *xchgp; - if (old == exp) - *xchgp = new; - return old; -#endif -} - -ERTS_GLB_INLINE void erts_smp_spinlock_init_x(erts_smp_spinlock_t *lock, char *name, Eterm extra) { #ifdef ERTS_SMP @@ -1308,3 +1310,37 @@ erts_smp_thr_sigwait(const sigset_t *set, int *sig) #endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ #endif /* ERL_SMP_H */ + +#ifdef ERTS_UNDEF_DEPRECATED_ATOMICS + +/* Deprecated functions to replace */ + +#undef erts_smp_atomic_init +#undef erts_smp_atomic_set +#undef erts_smp_atomic_read +#undef erts_smp_atomic_inctest +#undef erts_smp_atomic_dectest +#undef erts_smp_atomic_inc +#undef erts_smp_atomic_dec +#undef erts_smp_atomic_addtest +#undef erts_smp_atomic_add +#undef erts_smp_atomic_xchg +#undef erts_smp_atomic_cmpxchg +#undef erts_smp_atomic_bor +#undef erts_smp_atomic_band + +#undef erts_smp_atomic32_init +#undef erts_smp_atomic32_set +#undef erts_smp_atomic32_read +#undef erts_smp_atomic32_inctest +#undef erts_smp_atomic32_dectest +#undef erts_smp_atomic32_inc +#undef erts_smp_atomic32_dec +#undef erts_smp_atomic32_addtest +#undef erts_smp_atomic32_add +#undef erts_smp_atomic32_xchg +#undef erts_smp_atomic32_cmpxchg +#undef erts_smp_atomic32_bor +#undef erts_smp_atomic32_band + +#endif |