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authorSverker Eriksson <[email protected]>2015-09-04 18:45:06 +0200
committerSverker Eriksson <[email protected]>2015-09-11 16:42:49 +0200
commitada8342bedf8d4b84d4c3c10fcfc7919e532fd8c (patch)
treefe32a650f4ec4f49b057249ba02aa8caec0c57a6 /erts/emulator/beam
parent1fd4809777931a4dc166fd9f1b552317a385cd62 (diff)
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erts: Add new allocator LITERAL
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r--erts/emulator/beam/beam_bif_load.c6
-rw-r--r--erts/emulator/beam/beam_load.c24
-rw-r--r--erts/emulator/beam/erl_alloc.c39
-rw-r--r--erts/emulator/beam/erl_alloc.types3
-rw-r--r--erts/emulator/beam/erl_bif_info.c2
5 files changed, 61 insertions, 13 deletions
diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c
index 11508a1b39..68689b8e7f 100644
--- a/erts/emulator/beam/beam_bif_load.c
+++ b/erts/emulator/beam/beam_bif_load.c
@@ -684,6 +684,9 @@ BIF_RETTYPE finish_after_on_load_2(BIF_ALIST_2)
erts_cleanup_funs_on_purge(code, end);
beam_catches_delmod(modp->curr.catches, code, modp->curr.code_length,
erts_active_code_ix());
+ if (code[MI_LITERALS_START]) {
+ erts_free(ERTS_ALC_T_LITERAL, (void *) code[MI_LITERALS_START]);
+ }
erts_free(ERTS_ALC_T_CODE, (void *) code);
modp->curr.code = NULL;
modp->curr.code_length = 0;
@@ -1019,6 +1022,9 @@ BIF_RETTYPE purge_module_1(BIF_ALIST_1)
beam_catches_delmod(modp->old.catches, code, modp->old.code_length,
code_ix);
decrement_refc(code);
+ if (code[MI_LITERALS_START]) {
+ erts_free(ERTS_ALC_T_LITERAL, (void *) code[MI_LITERALS_START]);
+ }
erts_free(ERTS_ALC_T_CODE, (void *) code);
modp->old.code = NULL;
modp->old.code_length = 0;
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c
index a9d47eb7b0..f0b4be4c3d 100644
--- a/erts/emulator/beam/beam_load.c
+++ b/erts/emulator/beam/beam_load.c
@@ -654,6 +654,7 @@ erts_prepare_loading(Binary* magic, Process *c_p, Eterm group_leader,
stp->code[MI_COMPILE_PTR] = 0;
stp->code[MI_COMPILE_SIZE] = 0;
stp->code[MI_COMPILE_SIZE_ON_HEAP] = 0;
+ stp->code[MI_LITERALS_START] = 0;
stp->code[MI_MD5_PTR] = 0;
/*
@@ -921,6 +922,9 @@ loader_state_dtor(Binary* magic)
stp->bin = 0;
}
if (stp->code != 0) {
+ if (stp->code[MI_LITERALS_START]) {
+ erts_free(ERTS_ALC_T_LITERAL, (void*) stp->code[MI_LITERALS_START]);
+ }
erts_free(ERTS_ALC_T_CODE, stp->code);
stp->code = 0;
}
@@ -4348,7 +4352,6 @@ static int
freeze_code(LoaderState* stp)
{
BeamInstr* code = stp->code;
- Uint *literal_end = NULL;
int i;
byte* str_table;
unsigned strtab_size = stp->chunks[STR_CHUNK].size;
@@ -4378,7 +4381,6 @@ freeze_code(LoaderState* stp)
sizeof(Eterm) + (stp->current_li+1) * stp->loc_size;
}
size = (stp->ci * sizeof(BeamInstr)) +
- (stp->total_literal_size * sizeof(Eterm)) +
strtab_size + attr_size + compile_size + MD5_SIZE + line_size;
/*
@@ -4406,10 +4408,9 @@ freeze_code(LoaderState* stp)
}
CHKBLK(ERTS_ALC_T_CODE,code);
- literal_end = (Uint *) (code+stp->ci);
/*
- * Place the literal heap directly after the code and fix up all
- * instructions that refer to it.
+ * Place the literals in their own allocated heap (for fast range check)
+ * and fix up all instructions that refer to it.
*/
{
Uint* ptr;
@@ -4420,7 +4421,8 @@ freeze_code(LoaderState* stp)
ERTS_INIT_OFF_HEAP(&code_off_heap);
- low = (Uint *) (code+stp->ci);
+ low = erts_alloc(ERTS_ALC_T_LITERAL,
+ stp->total_literal_size*sizeof(Eterm));
high = low + stp->total_literal_size;
code[MI_LITERALS_START] = (BeamInstr) low;
code[MI_LITERALS_END] = (BeamInstr) high;
@@ -4443,7 +4445,6 @@ freeze_code(LoaderState* stp)
op_ptr[0] = lit->term;
lp = lp->next;
}
- literal_end += stp->total_literal_size;
}
CHKBLK(ERTS_ALC_T_CODE,code);
@@ -4452,9 +4453,9 @@ freeze_code(LoaderState* stp)
*/
if (stp->line_instr == 0) {
code[MI_LINE_TABLE] = (BeamInstr) 0;
- str_table = (byte *) literal_end;
+ str_table = (byte *) (code+stp->ci);
} else {
- Eterm* line_tab = (Eterm *) literal_end;
+ Eterm* line_tab = (Eterm *) (code+stp->ci);
Eterm* p;
int ftab_size = stp->num_functions;
int num_instrs = stp->current_li;
@@ -4486,7 +4487,7 @@ freeze_code(LoaderState* stp)
*locp++ = (Uint16) stp->line_instr[i].loc;
}
*locp++ = LINE_INVALID_LOCATION;
- str_table = (byte *) locp;
+ str_table = (byte *) locp;
} else {
Uint32* locp = (Uint32 *) p;
ASSERT(stp->loc_size == 4);
@@ -4494,9 +4495,8 @@ freeze_code(LoaderState* stp)
*locp++ = stp->line_instr[i].loc;
}
*locp++ = LINE_INVALID_LOCATION;
- str_table = (byte *) locp;
+ str_table = (byte *) locp;
}
-
CHKBLK(ERTS_ALC_T_CODE,code);
}
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c
index 70d5357e27..d83a2930d6 100644
--- a/erts/emulator/beam/erl_alloc.c
+++ b/erts/emulator/beam/erl_alloc.c
@@ -130,6 +130,7 @@ static ErtsAllocatorState_t binary_alloc_state;
static ErtsAllocatorState_t ets_alloc_state;
static ErtsAllocatorState_t driver_alloc_state;
static ErtsAllocatorState_t fix_alloc_state;
+static ErtsAllocatorState_t literal_alloc_state;
typedef struct {
erts_smp_atomic32_t refc;
@@ -211,6 +212,7 @@ typedef struct {
struct au_init ets_alloc;
struct au_init driver_alloc;
struct au_init fix_alloc;
+ struct au_init literal_alloc;
} erts_alc_hndl_args_init_t;
#define ERTS_AU_INIT__ {0, 0, 1, GOODFIT, DEFAULT_ALLCTR_INIT, {1,1,1,1}}
@@ -285,6 +287,32 @@ set_default_ll_alloc_opts(struct au_init *ip)
}
static void
+set_default_literal_alloc_opts(struct au_init *ip)
+{
+ SET_DEFAULT_ALLOC_OPTS(ip);
+ ip->enable = AU_ALLOC_DEFAULT_ENABLE(1);
+ ip->thr_spec = 0;
+ ip->atype = BESTFIT;
+ ip->init.bf.ao = 1;
+ ip->init.util.ramv = 0;
+ ip->init.util.mmsbc = 0;
+ ip->init.util.sbct = ~((UWord) 0);
+ ip->init.util.name_prefix = "literal_";
+ ip->init.util.alloc_no = ERTS_ALC_A_LITERAL;
+#ifndef SMALL_MEMORY
+ ip->init.util.mmbcs = 2*1024*1024; /* Main carrier size */
+#else
+ ip->init.util.mmbcs = 1*1024*1024; /* Main carrier size */
+#endif
+ ip->init.util.ts = ERTS_ALC_MTA_LITERAL;
+ ip->init.util.asbcst = 0;
+ ip->init.util.rsbcst = 0;
+ ip->init.util.rsbcmt = 0;
+ ip->init.util.rmbcmt = 0;
+ ip->init.util.acul = 0;
+}
+
+static void
set_default_temp_alloc_opts(struct au_init *ip)
{
SET_DEFAULT_ALLOC_OPTS(ip);
@@ -577,6 +605,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
set_default_driver_alloc_opts(&init.driver_alloc);
set_default_fix_alloc_opts(&init.fix_alloc,
fix_type_sizes);
+ set_default_literal_alloc_opts(&init.literal_alloc);
if (argc && argv)
handle_args(argc, argv, &init);
@@ -604,6 +633,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
init.ets_alloc.thr_spec = 0;
init.driver_alloc.thr_spec = 0;
init.fix_alloc.thr_spec = 0;
+ init.literal_alloc.thr_spec = 0;
#endif
/* Make adjustments for carrier migration support */
@@ -616,6 +646,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
adjust_carrier_migration_support(&init.ets_alloc);
adjust_carrier_migration_support(&init.driver_alloc);
adjust_carrier_migration_support(&init.fix_alloc);
+ adjust_carrier_migration_support(&init.literal_alloc);
if (init.erts_alloc_config) {
/* Adjust flags that erts_alloc_config won't like */
@@ -630,6 +661,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
init.ets_alloc.thr_spec = 0;
init.driver_alloc.thr_spec = 0;
init.fix_alloc.thr_spec = 0;
+ init.literal_alloc.thr_spec = 0;
/* No carrier migration */
init.temp_alloc.init.util.acul = 0;
@@ -641,6 +673,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
init.ets_alloc.init.util.acul = 0;
init.driver_alloc.init.util.acul = 0;
init.fix_alloc.init.util.acul = 0;
+ init.literal_alloc.init.util.acul = 0;
}
#ifdef ERTS_SMP
@@ -657,6 +690,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
adjust_tpref(&init.ets_alloc, erts_no_schedulers);
adjust_tpref(&init.driver_alloc, erts_no_schedulers);
adjust_tpref(&init.fix_alloc, erts_no_schedulers);
+ adjust_tpref(&init.literal_alloc, erts_no_schedulers);
#else
/* No thread specific if not smp */
@@ -675,6 +709,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
refuse_af_strategy(&init.ets_alloc);
refuse_af_strategy(&init.driver_alloc);
refuse_af_strategy(&init.fix_alloc);
+ refuse_af_strategy(&init.literal_alloc);
#ifdef ERTS_SMP
if (!init.temp_alloc.thr_spec)
@@ -718,6 +753,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
set_au_allocator(ERTS_ALC_A_ETS, &init.ets_alloc, ncpu);
set_au_allocator(ERTS_ALC_A_DRIVER, &init.driver_alloc, ncpu);
set_au_allocator(ERTS_ALC_A_FIXED_SIZE, &init.fix_alloc, ncpu);
+ set_au_allocator(ERTS_ALC_A_LITERAL, &init.literal_alloc, ncpu);
for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) {
if (!erts_allctrs[i].alloc)
@@ -770,6 +806,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
start_au_allocator(ERTS_ALC_A_FIXED_SIZE,
&init.fix_alloc,
&fix_alloc_state);
+ start_au_allocator(ERTS_ALC_A_LITERAL,
+ &init.literal_alloc,
+ &literal_alloc_state);
erts_mtrace_install_wrapper_functions();
extra_block_size += erts_instr_init(init.instr.stat, init.instr.map);
diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types
index 4804fb407d..7d519c1be4 100644
--- a/erts/emulator/beam/erl_alloc.types
+++ b/erts/emulator/beam/erl_alloc.types
@@ -86,6 +86,7 @@ allocator LONG_LIVED true ll_alloc
allocator EHEAP true eheap_alloc
allocator ETS true ets_alloc
allocator FIXED_SIZE true fix_alloc
+allocator LITERAL true literal_alloc
+else # Non smp build
@@ -96,6 +97,7 @@ allocator LONG_LIVED false ll_alloc
allocator EHEAP false eheap_alloc
allocator ETS false ets_alloc
allocator FIXED_SIZE false fix_alloc
+allocator LITERAL false literal_alloc
+endif
@@ -343,6 +345,7 @@ 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 LITERAL LITERAL CODE literal
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
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index 9a132ee007..79ccf8db64 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -4321,7 +4321,7 @@ static void os_info_init(void)
os_flavor(buf, 1024);
flav = erts_atom_put((byte *) buf, strlen(buf), ERTS_ATOM_ENC_LATIN1, 1);
erts_free(ERTS_ALC_T_TMP, (void *) buf);
- hp = erts_alloc(ERTS_ALC_T_LL_TEMP_TERM, (3+4)*sizeof(Eterm));
+ hp = erts_alloc(ERTS_ALC_T_LITERAL, (3+4)*sizeof(Eterm));
os_type_tuple = TUPLE2(hp, type, flav);
hp += 3;
os_version(&major, &minor, &build);