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| author | Rickard Green <[email protected]> | 2013-05-05 19:47:05 +0200 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2013-05-17 11:00:48 +0200 |
| commit | 5c039a1fb4979314912dc3af6626d8d7a1c73993 (patch) | |
| tree | 91b082ab3f3234e52f59ff689ac772bb93069b85 /erts/emulator/beam/erl_ptab.h | |
| parent | ad7231b1b5227f2ba9baa58c1c436ff9a95d2c67 (diff) | |
| download | otp-5c039a1fb4979314912dc3af6626d8d7a1c73993.tar.gz otp-5c039a1fb4979314912dc3af6626d8d7a1c73993.tar.bz2 otp-5c039a1fb4979314912dc3af6626d8d7a1c73993.zip | |
Introduce a better id allocation algorithm for PTabs
Diffstat (limited to 'erts/emulator/beam/erl_ptab.h')
| -rw-r--r-- | erts/emulator/beam/erl_ptab.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/erts/emulator/beam/erl_ptab.h b/erts/emulator/beam/erl_ptab.h index 7fa1251900..84ff7d0de4 100644 --- a/erts/emulator/beam/erl_ptab.h +++ b/erts/emulator/beam/erl_ptab.h @@ -94,18 +94,23 @@ typedef struct { erts_smp_atomic_t last_data; #endif erts_smp_atomic32_t count; + erts_smp_atomic32_t aid_ix; + erts_smp_atomic32_t fid_ix; } ErtsPTabVolatileData; typedef struct { erts_smp_atomic_t *tab; + Uint32 *free_id_data; Uint32 max; - Uint32 tab_cache_lines; - Uint32 pix_per_cache_line; Uint32 pix_mask; Uint32 pix_cl_mask; Uint32 pix_cl_shift; Uint32 pix_cli_mask; Uint32 pix_cli_shift; + Uint32 dix_cl_mask; + Uint32 dix_cl_shift; + Uint32 dix_cli_mask; + Uint32 dix_cli_shift; ErtsPTabElementCommon *invalid_element; Eterm invalid_data; void (*release_element)(void *); @@ -179,7 +184,8 @@ void erts_ptab_init_table(ErtsPTab *ptab, ErtsPTabElementCommon *invalid_element, int size, UWord element_size, - char *name); + char *name, + int legacy); int erts_ptab_new_element(ErtsPTab *ptab, ErtsPTabElementCommon *ptab_el, void *init_arg, @@ -187,6 +193,7 @@ int erts_ptab_new_element(ErtsPTab *ptab, void erts_ptab_delete_element(ErtsPTab *ptab, ErtsPTabElementCommon *ptab_el); int erts_ptab_initialized(ErtsPTab *ptab); +UWord erts_ptab_mem_size(ErtsPTab *ptab); ERTS_GLB_INLINE erts_interval_t *erts_ptab_interval(ErtsPTab *ptab); ERTS_GLB_INLINE int erts_ptab_max(ErtsPTab *ptab); |