From 414f4fb8dc9a188f8148a1f92e5f9125108e170d Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Fri, 16 Dec 2011 13:02:09 +0100 Subject: Optimize process table access --- erts/emulator/beam/erl_threads.h | 31 +++++++++++++++++++++---------- 1 file changed, 21 insertions(+), 10 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 ee47c98009..17628286bc 100644 --- a/erts/emulator/beam/erl_threads.h +++ b/erts/emulator/beam/erl_threads.h @@ -258,10 +258,6 @@ #include "sys.h" -typedef struct { SWord sint[2]; } erts_no_dw_atomic_t; -typedef SWord erts_no_atomic_t; -typedef Sint32 erts_no_atomic32_t; - #ifdef USE_THREADS #define ETHR_TRY_INLINE_FUNCS @@ -411,12 +407,15 @@ typedef struct { typedef int erts_rwmtx_t; typedef int erts_tsd_key_t; typedef int erts_tse_t; -#define erts_dw_aint_t erts_no_dw_atomic_t -#define erts_dw_atomic_t erts_no_dw_atomic_t -#define erts_aint_t SWord -#define erts_atomic_t erts_no_atomic_t -#define erts_aint32_t Sint32 -#define erts_atomic32_t erts_no_atomic32_t + +typedef struct { SWord sint[2]; } erts_dw_aint_t; +typedef SWord erts_aint_t; +typedef Sint32 erts_aint32_t; + +#define erts_dw_atomic_t erts_dw_aint_t +#define erts_atomic_t erts_aint_t +#define erts_atomic32_t erts_aint32_t + #if __GNUC__ > 2 typedef struct { } erts_spinlock_t; typedef struct { } erts_rwlock_t; @@ -425,6 +424,14 @@ typedef struct { int gcc_is_buggy; } erts_spinlock_t; typedef struct { int gcc_is_buggy; } erts_rwlock_t; #endif +#ifdef WORDS_BIGENDIAN +#define ERTS_DW_AINT_LOW_WORD 1 +#define ERTS_DW_AINT_HIGH_WORD 0 +#else +#define ERTS_DW_AINT_LOW_WORD 0 +#define ERTS_DW_AINT_HIGH_WORD 1 +#endif + #define ERTS_MTX_INITER 0 #define ERTS_CND_INITER 0 #define ERTS_THR_INIT_DATA_DEF_INITER 0 @@ -433,6 +440,10 @@ typedef struct { int gcc_is_buggy; } erts_rwlock_t; #endif /* #ifdef USE_THREADS */ +#define erts_no_dw_atomic_t erts_dw_aint_t +#define erts_no_atomic_t erts_aint_t +#define erts_no_atomic32_t erts_aint32_t + #define ERTS_AINT_NULL ((erts_aint_t) NULL) #define ERTS_AINT_T_MAX (~(((erts_aint_t) 1) << (sizeof(erts_aint_t)*8-1))) -- cgit v1.2.3