diff options
author | Sverker Eriksson <sverker@erlang.org> | 2011-04-21 11:00:28 +0200 |
---|---|---|
committer | Sverker Eriksson <sverker@erlang.org> | 2011-05-09 17:12:31 +0200 |
commit | 87b389731e5d9862e0bfac2708ffb5170f9b98d8 (patch) | |
tree | ba6d3a45ced61b1803ba8570ac3e91e64d4f866b /erts | |
parent | e3af9123e7ef9291535cafbd0ecb9d3309d674f7 (diff) | |
download | otp-87b389731e5d9862e0bfac2708ffb5170f9b98d8.tar.gz otp-87b389731e5d9862e0bfac2708ffb5170f9b98d8.tar.bz2 otp-87b389731e5d9862e0bfac2708ffb5170f9b98d8.zip |
Expand the use of high memory allocation in halfword emulator
Also add 'low' field in system_info(allocator)
SHORT_LIVED is still in low memory
Diffstat (limited to 'erts')
-rw-r--r-- | erts/configure.in | 1 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc.c | 58 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc.types | 57 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc_util.c | 28 | ||||
-rw-r--r-- | erts/emulator/beam/erl_alloc_util.h | 3 | ||||
-rw-r--r-- | erts/emulator/beam/erl_lock_check.c | 10 | ||||
-rw-r--r-- | erts/emulator/beam/erl_lock_check.h | 2 | ||||
-rw-r--r-- | erts/emulator/sys/common/erl_mseg.c | 35 | ||||
-rw-r--r-- | erts/emulator/sys/common/erl_mseg.h | 11 |
9 files changed, 151 insertions, 54 deletions
diff --git a/erts/configure.in b/erts/configure.in index 31d1d55b8a..e4c6a7852f 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -769,6 +769,7 @@ if test "$enable_halfword_emulator" = "yes"; then if test "$ARCH" = "amd64"; then AC_DEFINE(HALFWORD_HEAP_EMULATOR, [1], [Define if building a halfword-heap 64bit emulator]) + ENABLE_ALLOC_TYPE_VARS="$ENABLE_ALLOC_TYPE_VARS halfword" AC_MSG_RESULT([yes]) else AC_MSG_ERROR(no; halfword emulator not supported on this architecture) diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 673eac7fea..cde38398e6 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -90,6 +90,10 @@ typedef union { static ErtsAllocatorState_t sl_alloc_state; static ErtsAllocatorState_t std_alloc_state; static ErtsAllocatorState_t ll_alloc_state; +#if HALFWORD_HEAP +static ErtsAllocatorState_t std_alloc_low_state; +static ErtsAllocatorState_t ll_alloc_low_state; +#endif static ErtsAllocatorState_t temp_alloc_state; static ErtsAllocatorState_t eheap_alloc_state; static ErtsAllocatorState_t binary_alloc_state; @@ -166,6 +170,10 @@ typedef struct { struct au_init binary_alloc; struct au_init ets_alloc; struct au_init driver_alloc; +#if HALFWORD_HEAP + struct au_init std_alloc_low; + struct au_init ll_alloc_low; +#endif } erts_alc_hndl_args_init_t; #define ERTS_AU_INIT__ {0, 0, GOODFIT, DEFAULT_ALLCTR_INIT, {1,1,1,1}} @@ -193,6 +201,10 @@ set_default_sl_alloc_opts(struct au_init *ip) #endif ip->init.util.ts = ERTS_ALC_MTA_SHORT_LIVED; ip->init.util.rsbcst = 80; +#if HALFWORD_HEAP + ip->init.util.low_mem = 1; +#endif + } static void @@ -256,6 +268,9 @@ set_default_temp_alloc_opts(struct au_init *ip) ip->init.util.ts = ERTS_ALC_MTA_TEMPORARY; ip->init.util.rsbcst = 90; ip->init.util.rmbcmt = 100; +#if HALFWORD_HEAP + ip->init.util.low_mem = 1; +#endif } static void @@ -275,6 +290,9 @@ set_default_eheap_alloc_opts(struct au_init *ip) #endif ip->init.util.ts = ERTS_ALC_MTA_EHEAP; ip->init.util.rsbcst = 50; +#if HALFWORD_HEAP + ip->init.util.low_mem = 1; +#endif } static void @@ -379,7 +397,7 @@ adjust_tpref(struct au_init *ip, int no_sched) static void handle_args(int *, char **, erts_alc_hndl_args_init_t *); static void -set_au_allocator(ErtsAlcType_t alctr_n, struct au_init *init); +set_au_allocator(ErtsAlcType_t alctr_n, const struct au_init *init); static void start_au_allocator(ErtsAlcType_t alctr_n, @@ -531,6 +549,16 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) erts_allctrs[ERTS_ALC_A_SYSTEM].free = erts_sys_free; erts_allctrs_info[ERTS_ALC_A_SYSTEM].enabled = 1; +#if HALFWORD_HEAP + init.std_alloc_low = init.std_alloc; + init.std_alloc_low.init.util.alloc_no = ERTS_ALC_A_STANDARD_LOW; + init.std_alloc_low.init.util.low_mem = 1; + set_au_allocator(ERTS_ALC_A_STANDARD_LOW, &init.std_alloc_low); + init.ll_alloc_low = init.ll_alloc; + init.ll_alloc_low.init.util.alloc_no = ERTS_ALC_A_LONG_LIVED_LOW; + init.ll_alloc_low.init.util.low_mem = 1; + set_au_allocator(ERTS_ALC_A_LONG_LIVED_LOW, &init.ll_alloc_low); +#endif set_au_allocator(ERTS_ALC_A_TEMPORARY, &init.temp_alloc); set_au_allocator(ERTS_ALC_A_SHORT_LIVED, &init.sl_alloc); set_au_allocator(ERTS_ALC_A_STANDARD, &init.std_alloc); @@ -576,7 +604,14 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) start_au_allocator(ERTS_ALC_A_LONG_LIVED, &init.ll_alloc, &ll_alloc_state); - +#if HALFWORD_HEAP + start_au_allocator(ERTS_ALC_A_LONG_LIVED_LOW, + &init.ll_alloc_low, + &ll_alloc_low_state); + start_au_allocator(ERTS_ALC_A_STANDARD_LOW, + &init.std_alloc_low, + &std_alloc_low_state); +#endif start_au_allocator(ERTS_ALC_A_EHEAP, &init.eheap_alloc, &eheap_alloc_state); @@ -612,11 +647,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) erts_set_fix_size(ERTS_ALC_T_PROC, sizeof(Process)); erts_set_fix_size(ERTS_ALC_T_DB_TABLE, sizeof(DbTable)); erts_set_fix_size(ERTS_ALC_T_ATOM, sizeof(Atom)); - erts_set_fix_size(ERTS_ALC_T_EXPORT, sizeof(Export)); + erts_set_fix_size(ERTS_ALC_T_MODULE, sizeof(Module)); erts_set_fix_size(ERTS_ALC_T_REG_PROC, sizeof(RegProc)); - erts_set_fix_size(ERTS_ALC_T_MONITOR_SH, ERTS_MONITOR_SH_SIZE*sizeof(Uint)); - erts_set_fix_size(ERTS_ALC_T_NLINK_SH, ERTS_LINK_SH_SIZE*sizeof(Uint)); erts_set_fix_size(ERTS_ALC_T_FUN_ENTRY, sizeof(ErlFunEntry)); #ifdef ERTS_ALC_T_DRV_EV_D_STATE erts_set_fix_size(ERTS_ALC_T_DRV_EV_D_STATE, @@ -626,13 +659,18 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) erts_set_fix_size(ERTS_ALC_T_DRV_SEL_D_STATE, sizeof(ErtsDrvSelectDataState)); #endif +#if !HALFWORD_HEAP + erts_set_fix_size(ERTS_ALC_T_EXPORT, sizeof(Export)); + erts_set_fix_size(ERTS_ALC_T_MONITOR_SH, ERTS_MONITOR_SH_SIZE*sizeof(Uint)); + erts_set_fix_size(ERTS_ALC_T_NLINK_SH, ERTS_LINK_SH_SIZE*sizeof(Uint)); +#endif #endif #endif } static void -set_au_allocator(ErtsAlcType_t alctr_n, struct au_init *init) +set_au_allocator(ErtsAlcType_t alctr_n, const struct au_init *init) { ErtsAllocatorFunctions_t *af = &erts_allctrs[alctr_n]; ErtsAllocatorInfo_t *ai = &erts_allctrs_info[alctr_n]; @@ -1836,6 +1874,9 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) size.processes = size.processes_used = tmp; +#if HALFWORD_HEAP + /* BUG: We ignore link and monitor memory */ +#else erts_fix_info(ERTS_ALC_T_NLINK_SH, &efi); size.processes += efi.total; size.processes_used += efi.used; @@ -1843,6 +1884,7 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) erts_fix_info(ERTS_ALC_T_MONITOR_SH, &efi); size.processes += efi.total; size.processes_used += efi.used; +#endif erts_fix_info(ERTS_ALC_T_PROC, &efi); size.processes += efi.total; @@ -1879,8 +1921,12 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) erts_fix_info(ERTS_ALC_T_MODULE, &efi); size.code += efi.used; size.code += export_table_sz(); +#if HALFWORD_HEAP + size.code += export_list_size() * sizeof(Export); +#else erts_fix_info(ERTS_ALC_T_EXPORT, &efi); size.code += efi.used; +#endif size.code += erts_fun_table_sz(); erts_fix_info(ERTS_ALC_T_FUN_ENTRY, &efi); size.code += efi.used; diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index ca71798917..c6cc0e1fac 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -75,6 +75,11 @@ allocator EHEAP true eheap_alloc allocator ETS true ets_alloc allocator FIXED_SIZE true fix_alloc ++if halfword +allocator LONG_LIVED_LOW true ll_alloc_low +allocator STANDARD_LOW true std_alloc_low ++endif + +else # Non smp build allocator TEMPORARY false temp_alloc @@ -85,12 +90,18 @@ allocator EHEAP false eheap_alloc allocator ETS false ets_alloc allocator FIXED_SIZE false fix_alloc ++if halfword +allocator LONG_LIVED_LOW false ll_alloc_low +allocator STANDARD_LOW false std_alloc_low ++endif + +endif allocator BINARY true binary_alloc allocator DRIVER true driver_alloc + # --- Class declarations ----------------------------------------------------- # # Syntax: class <CLASS> <DESCRIPTION> @@ -125,14 +136,9 @@ class SYSTEM system_data type PROC FIXED_SIZE PROCESSES proc type ATOM FIXED_SIZE ATOM atom_entry -type EXPORT FIXED_SIZE CODE export_entry type MODULE FIXED_SIZE CODE module_entry type REG_PROC FIXED_SIZE PROCESSES reg_proc type LINK_LH STANDARD PROCESSES link_lh -type MONITOR_SH FIXED_SIZE PROCESSES monitor_sh -type MONITOR_LH STANDARD PROCESSES monitor_lh -type NLINK_SH FIXED_SIZE PROCESSES nlink_sh -type NLINK_LH STANDARD PROCESSES nlink_lh type SUSPEND_MON STANDARD PROCESSES suspend_monitor type PEND_SUSPEND SHORT_LIVED PROCESSES pending_suspend type PROC_LIST SHORT_LIVED PROCESSES proc_list @@ -175,7 +181,6 @@ type DRIVER STANDARD SYSTEM driver type NIF DRIVER SYSTEM nif_internal type BINARY BINARY BINARIES binary type NBIF_TABLE SYSTEM SYSTEM nbif_tab -type CODE LONG_LIVED CODE code type ARG_REG STANDARD PROCESSES arg_reg type PROC_DICT STANDARD PROCESSES proc_dict type CALLS_BUF STANDARD PROCESSES calls_buf @@ -193,10 +198,8 @@ type DB_FIXATION SHORT_LIVED ETS db_fixation type DB_FIX_DEL SHORT_LIVED ETS fixed_del type DB_TABLES LONG_LIVED ETS db_tabs type DB_NTAB_ENT STANDARD ETS db_named_table_entry -type DB_HEIR_DATA STANDARD ETS db_heir_data type DB_TMP TEMPORARY ETS db_tmp type DB_MC_STK TEMPORARY ETS db_mc_stack -type DB_MS_PSDO_PROC LONG_LIVED ETS db_match_pseudo_proc type DB_MS_RUN_HEAP SHORT_LIVED ETS db_match_spec_run_heap type DB_MS_CMPL_HEAP TEMPORARY ETS db_match_spec_cmpl_heap type DB_SEG ETS ETS db_segment @@ -213,10 +216,8 @@ type LOGGER_DSBUF TEMPORARY SYSTEM logger_dsbuf type TMP_DSBUF TEMPORARY SYSTEM tmp_dsbuf type INFO_DSBUF SYSTEM SYSTEM info_dsbuf # INFO_DSBUF have to use the SYSTEM allocator; otherwise, a deadlock might occur -type SCHDLR_DATA LONG_LIVED SYSTEM scheduler_data type SCHDLR_SLP_INFO LONG_LIVED SYSTEM scheduler_sleep_info type RUNQS LONG_LIVED SYSTEM run_queues -type DDLL_PROCESS STANDARD SYSTEM ddll_processes type DDLL_HANDLE STANDARD SYSTEM ddll_handle type DDLL_ERRCODES LONG_LIVED SYSTEM ddll_errcodes type DDLL_TMP_BUF TEMPORARY SYSTEM ddll_tmp_buf @@ -327,13 +328,45 @@ type SSB SHORT_LIVED PROCESSES ssb +endif ++if halfword + +type DDLL_PROCESS STANDARD_LOW SYSTEM ddll_processes +type MONITOR_LH STANDARD_LOW PROCESSES monitor_lh +type NLINK_LH STANDARD_LOW PROCESSES nlink_lh +type CODE LONG_LIVED_LOW CODE code +type DB_HEIR_DATA STANDARD_LOW ETS db_heir_data +type DB_MS_PSDO_PROC LONG_LIVED_LOW ETS db_match_pseudo_proc +type SCHDLR_DATA LONG_LIVED_LOW SYSTEM scheduler_data +type LL_TEMP_TERM LONG_LIVED_LOW SYSTEM ll_temp_term + +# no FIXED_SIZE for low memory +type EXPORT STANDARD_LOW CODE export_entry +type MONITOR_SH STANDARD_LOW PROCESSES monitor_sh +type NLINK_SH STANDARD_LOW PROCESSES nlink_sh + ++else # "fullword" + +type DDLL_PROCESS STANDARD SYSTEM ddll_processes +type MONITOR_LH STANDARD PROCESSES monitor_lh +type NLINK_LH STANDARD PROCESSES nlink_lh +type CODE LONG_LIVED CODE code +type DB_HEIR_DATA STANDARD ETS db_heir_data +type DB_MS_PSDO_PROC LONG_LIVED ETS db_match_pseudo_proc +type SCHDLR_DATA LONG_LIVED SYSTEM scheduler_data +type LL_TEMP_TERM LONG_LIVED SYSTEM ll_temp_term + +type EXPORT FIXED_SIZE CODE export_entry +type MONITOR_SH FIXED_SIZE PROCESSES monitor_sh +type NLINK_SH FIXED_SIZE PROCESSES nlink_sh + ++endif + + # # Types used by system specific code # type TEMP_TERM TEMPORARY SYSTEM temp_term -type LL_TEMP_TERM LONG_LIVED SYSTEM ll_temp_term - type DRV_TAB LONG_LIVED SYSTEM drv_tab type DRV_EV_STATE LONG_LIVED SYSTEM driver_event_state type DRV_EV_D_STATE FIXED_SIZE SYSTEM driver_event_data_state diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index 84c72439a3..cc04ef65bf 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -1639,6 +1639,9 @@ static struct { Eterm e; Eterm t; Eterm ramv; +#if HALFWORD_HEAP + Eterm low; +#endif Eterm sbct; #if HAVE_ERTS_MSEG Eterm asbcst; @@ -1724,6 +1727,9 @@ init_atoms(Allctr_t *allctr) AM_INIT(e); AM_INIT(t); AM_INIT(ramv); +#if HALFWORD_HEAP + AM_INIT(low); +#endif AM_INIT(sbct); #if HAVE_ERTS_MSEG AM_INIT(asbcst); @@ -2168,6 +2174,9 @@ info_options(Allctr_t *allctr, "option e: true\n" "option t: %s\n" "option ramv: %s\n" +#if HALFWORD_HEAP + "option low: %s\n" +#endif "option sbct: %beu\n" #if HAVE_ERTS_MSEG "option asbcst: %bpu\n" @@ -2185,6 +2194,9 @@ info_options(Allctr_t *allctr, "option mbcgs: %beu\n", topt, allctr->ramv ? "true" : "false", +#if HALFWORD_HEAP + allctr->mseg_opt.low_mem ? "true" : "false", +#endif allctr->sbc_threshold, #if HAVE_ERTS_MSEG allctr->mseg_opt.abs_shrink_th, @@ -2243,6 +2255,9 @@ info_options(Allctr_t *allctr, add_2tup(hpp, szp, &res, am.sbct, bld_uint(hpp, szp, allctr->sbc_threshold)); +#if HALFWORD_HEAP + add_2tup(hpp, szp, &res, am.low, allctr->mseg_opt.low_mem ? am_true : am_false); +#endif add_2tup(hpp, szp, &res, am.ramv, allctr->ramv ? am_true : am_false); add_2tup(hpp, szp, &res, am.t, (allctr->t ? bld_uint(hpp, szp, (Uint) allctr->t) @@ -3105,13 +3120,12 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init) goto error; #if HAVE_ERTS_MSEG - { - ErtsMsegOpt_t mseg_opt = ERTS_MSEG_DEFAULT_OPT_INITIALIZER; - - sys_memcpy((void *) &allctr->mseg_opt, - (void *) &mseg_opt, - sizeof(ErtsMsegOpt_t)); - } + sys_memcpy((void *) &allctr->mseg_opt, + (void *) &erts_mseg_default_opt, + sizeof(ErtsMsegOpt_t)); +# if HALFWORD_HEAP + allctr->mseg_opt.low_mem = init->low_mem; +# endif #endif allctr->name_prefix = init->name_prefix; diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index d296081714..ddf84c086c 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -38,6 +38,7 @@ typedef struct { int tspec; int tpref; int ramv; + int low_mem; /* HALFWORD only */ UWord sbct; UWord asbcst; UWord rsbcst; @@ -70,6 +71,7 @@ typedef struct { 0, /* (bool) tspec: thread specific */\ 0, /* (bool) tpref: thread preferred */\ 0, /* (bool) ramv: realloc always moves */\ + 0, /* (bool) low_mem: HALFWORD only */\ 512*1024, /* (bytes) sbct: sbc threshold */\ 2*1024*2024, /* (amount) asbcst: abs sbc shrink threshold */\ 20, /* (%) rsbcst: rel sbc shrink threshold */\ @@ -97,6 +99,7 @@ typedef struct { 0, /* (bool) tspec: thread specific */\ 0, /* (bool) tpref: thread preferred */\ 0, /* (bool) ramv: realloc always moves */\ + 0, /* (bool) low_mem: HALFWORD only */\ 64*1024, /* (bytes) sbct: sbc threshold */\ 2*1024*2024, /* (amount) asbcst: abs sbc shrink threshold */\ 20, /* (%) rsbcst: rel sbc shrink threshold */\ diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index 9e18997890..9180508a49 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -240,7 +240,7 @@ typedef struct erts_lc_locked_lock_t_ erts_lc_locked_lock_t; struct erts_lc_locked_lock_t_ { erts_lc_locked_lock_t *next; erts_lc_locked_lock_t *prev; - Eterm extra; + UWord extra; Sint16 id; Uint16 flags; }; @@ -441,12 +441,12 @@ new_locked_lock(erts_lc_lock_t *lck, Uint16 op_flags) } static void -print_lock2(char *prefix, Sint16 id, Eterm extra, Uint16 flags, char *suffix) +print_lock2(char *prefix, Sint16 id, Wterm extra, Uint16 flags, char *suffix) { char *lname = (0 <= id && id < ERTS_LOCK_ORDER_SIZE ? erts_lock_order[id].name : "unknown"); - if (is_boxed(extra)) + if (is_not_immed(extra)) erts_fprintf(stderr, "%s'%s:%p%s'%s%s", prefix, @@ -1260,7 +1260,8 @@ erts_lc_init_lock(erts_lc_lock_t *lck, char *name, Uint16 flags) { lck->id = erts_lc_get_lock_order_id(name); - lck->extra = make_boxed(&lck->extra); + lck->extra = &lck->extra; + ASSERT(is_not_immed(lck->extra)); lck->flags = flags; lck->inited = ERTS_LC_INITITALIZED; } @@ -1270,6 +1271,7 @@ erts_lc_init_lock_x(erts_lc_lock_t *lck, char *name, Uint16 flags, Eterm extra) { lck->id = erts_lc_get_lock_order_id(name); lck->extra = extra; + ASSERT(is_immed(lck->extra)); lck->flags = flags; lck->inited = ERTS_LC_INITITALIZED; } diff --git a/erts/emulator/beam/erl_lock_check.h b/erts/emulator/beam/erl_lock_check.h index cdb06d4458..b67f36fa06 100644 --- a/erts/emulator/beam/erl_lock_check.h +++ b/erts/emulator/beam/erl_lock_check.h @@ -39,7 +39,7 @@ typedef struct { int inited; Sint16 id; Uint16 flags; - Eterm extra; + UWord extra; } erts_lc_lock_t; #define ERTS_LC_INITITALIZED 0x7f7f7f7f diff --git a/erts/emulator/sys/common/erl_mseg.c b/erts/emulator/sys/common/erl_mseg.c index ffa3a6328c..eaef6680dd 100644 --- a/erts/emulator/sys/common/erl_mseg.c +++ b/erts/emulator/sys/common/erl_mseg.c @@ -134,7 +134,16 @@ static int mmap_fd; #define CAN_PARTLY_DESTROY 0 #endif -static const ErtsMsegOpt_t default_opt = ERTS_MSEG_DEFAULT_OPT_INITIALIZER; +const ErtsMsegOpt_t erts_mseg_default_opt = { + 1, /* Use cache */ + 1, /* Preserv data */ + 0, /* Absolute shrink threshold */ + 0 /* Relative shrink threshold */ +#if HALFWORD_HEAP + ,0 /* need low memory */ +#endif +}; + typedef struct cache_desc_t_ { void *seg; @@ -605,18 +614,10 @@ mseg_clear_cache(MemKind* mk) INC_CC(clear_cache); } -static ERTS_INLINE MemKind* type2mk(ErtsAlcType_t atype) +static ERTS_INLINE MemKind* memkind(const ErtsMsegOpt_t *opt) { #if HALFWORD_HEAP - switch (atype) { - case ERTS_ALC_A_ETS: - case ERTS_ALC_A_BINARY: - case ERTS_ALC_A_FIXED_SIZE: - case ERTS_ALC_A_DRIVER: - return &hi_mem; - default: - return &low_mem; - } + return opt->low_mem ? &low_mem : &hi_mem; #else return &the_mem; #endif @@ -628,7 +629,7 @@ mseg_alloc(ErtsAlcType_t atype, Uint *size_p, const ErtsMsegOpt_t *opt) Uint max, min, diff_size, size; cache_desc_t *cd, *cand_cd; void *seg; - MemKind* mk = type2mk(atype); + MemKind* mk = memkind(opt); INC_CC(alloc); @@ -742,7 +743,7 @@ static void mseg_dealloc(ErtsAlcType_t atype, void *seg, Uint size, const ErtsMsegOpt_t *opt) { - MemKind* mk = type2mk(atype); + MemKind* mk = memkind(opt); cache_desc_t *cd; ERTS_MSEG_DEALLOC_STAT(mk,size); @@ -800,7 +801,7 @@ static void * mseg_realloc(ErtsAlcType_t atype, void *seg, Uint old_size, Uint *new_size_p, const ErtsMsegOpt_t *opt) { - MemKind* mk = type2mk(atype); + MemKind* mk = memkind(opt); void *new_seg; Uint new_size; @@ -1372,7 +1373,7 @@ erts_mseg_alloc_opt(ErtsAlcType_t atype, Uint *size_p, const ErtsMsegOpt_t *opt) void * erts_mseg_alloc(ErtsAlcType_t atype, Uint *size_p) { - return erts_mseg_alloc_opt(atype, size_p, &default_opt); + return erts_mseg_alloc_opt(atype, size_p, &erts_mseg_default_opt); } void @@ -1387,7 +1388,7 @@ erts_mseg_dealloc_opt(ErtsAlcType_t atype, void *seg, Uint size, void erts_mseg_dealloc(ErtsAlcType_t atype, void *seg, Uint size) { - erts_mseg_dealloc_opt(atype, seg, size, &default_opt); + erts_mseg_dealloc_opt(atype, seg, size, &erts_mseg_default_opt); } void * @@ -1405,7 +1406,7 @@ void * erts_mseg_realloc(ErtsAlcType_t atype, void *seg, Uint old_size, Uint *new_size_p) { - return erts_mseg_realloc_opt(atype, seg, old_size, new_size_p, &default_opt); + return erts_mseg_realloc_opt(atype, seg, old_size, new_size_p, &erts_mseg_default_opt); } void diff --git a/erts/emulator/sys/common/erl_mseg.h b/erts/emulator/sys/common/erl_mseg.h index d8053eb0d9..fbb66ee33b 100644 --- a/erts/emulator/sys/common/erl_mseg.h +++ b/erts/emulator/sys/common/erl_mseg.h @@ -60,15 +60,12 @@ typedef struct { int preserv; UWord abs_shrink_th; UWord rel_shrink_th; +#if HALFWORD_HEAP + int low_mem; +#endif } ErtsMsegOpt_t; -#define ERTS_MSEG_DEFAULT_OPT_INITIALIZER \ -{ \ - 1, /* Use cache */ \ - 1, /* Preserv data */ \ - 0, /* Absolute shrink threshold */ \ - 0 /* Relative shrink threshold */ \ -} +extern const ErtsMsegOpt_t erts_mseg_default_opt; void *erts_mseg_alloc(ErtsAlcType_t, Uint *); void *erts_mseg_alloc_opt(ErtsAlcType_t, Uint *, const ErtsMsegOpt_t *); |