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Diffstat (limited to 'erts/emulator/beam/erl_alloc_util.c')
-rw-r--r--erts/emulator/beam/erl_alloc_util.c103
1 files changed, 62 insertions, 41 deletions
diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c
index ac7f420708..24f297dc58 100644
--- a/erts/emulator/beam/erl_alloc_util.c
+++ b/erts/emulator/beam/erl_alloc_util.c
@@ -76,14 +76,14 @@ static int initialized = 0;
int erts_have_sbmbc_alloc;
-#if HAVE_ERTS_MSEG
+#if ERTS_SA_MB_CARRIERS
-#define MSEG_UNIT_SHIFT MSEG_ALIGN_BITS
-#define MSEG_UNIT_SZ (1 << MSEG_UNIT_SHIFT)
-#define MSEG_UNIT_MASK ((~(UWord)0) << MSEG_UNIT_SHIFT)
+#define ERTS_SACRR_UNIT_SHIFT ERTS_SUPER_ALIGN_BITS
+#define ERTS_SACRR_UNIT_SZ (1 << ERTS_SACRR_UNIT_SHIFT)
+#define ERTS_SACRR_UNIT_MASK ((~(UWord)0) << ERTS_SACRR_UNIT_SHIFT)
-#define MSEG_UNIT_FLOOR(X) ((X) & MSEG_UNIT_MASK)
-#define MSEG_UNIT_CEILING(X) MSEG_UNIT_FLOOR((X) + ~MSEG_UNIT_MASK)
+#define ERTS_SACRR_UNIT_FLOOR(X) ((X) & ERTS_SACRR_UNIT_MASK)
+#define ERTS_SACRR_UNIT_CEILING(X) ERTS_SACRR_UNIT_FLOOR((X) + ~ERTS_SACRR_UNIT_MASK)
#endif
@@ -208,9 +208,9 @@ MBC after deallocating first block:
#if MBC_ABLK_OFFSET_BITS
-# define MBC_SZ_MAX_LIMIT ((((UWord)1 << MBC_ABLK_OFFSET_BITS) - 1) << MSEG_ALIGN_BITS)
+# define MBC_SZ_MAX_LIMIT ((((UWord)1 << MBC_ABLK_OFFSET_BITS) - 1) << ERTS_SUPER_ALIGN_BITS)
-# define BLK_CARRIER_OFFSET(B, C) (((char*)(B) - (char*)(C)) >> MSEG_UNIT_SHIFT)
+# define BLK_CARRIER_OFFSET(B, C) (((char*)(B) - (char*)(C)) >> ERTS_SACRR_UNIT_SHIFT)
# define SET_MBC_ABLK_HDR(B, Sz, F, C) \
(ASSERT(((Sz) & ~MBC_ABLK_SZ_MASK) == 0), \
@@ -225,8 +225,8 @@ MBC after deallocating first block:
# define ABLK_TO_MBC(B) \
(ASSERT(IS_MBC_BLK(B) && IS_ALLOCED_BLK(B)), \
- (Carrier_t*)((MSEG_UNIT_FLOOR((UWord)(B)) - \
- (((B)->bhdr >> MBC_ABLK_OFFSET_SHIFT) << MSEG_UNIT_SHIFT))))
+ (Carrier_t*)((ERTS_SACRR_UNIT_FLOOR((UWord)(B)) - \
+ (((B)->bhdr >> MBC_ABLK_OFFSET_SHIFT) << ERTS_SACRR_UNIT_SHIFT))))
# define FBLK_TO_MBC(B) \
(ASSERT(IS_MBC_BLK(B) && IS_FREE_BLK(B)), \
@@ -235,7 +235,7 @@ MBC after deallocating first block:
# define BLK_TO_MBC(B) (IS_FREE_BLK(B) ? FBLK_TO_MBC(B) : ABLK_TO_MBC(B))
# define IS_MBC_FIRST_ABLK(AP,B) \
- ((((UWord)(B) & ~MSEG_UNIT_MASK) == MBC_HEADER_SIZE(AP)) \
+ ((((UWord)(B) & ~ERTS_SACRR_UNIT_MASK) == MBC_HEADER_SIZE(AP)) \
&& ((B)->bhdr & MBC_ABLK_OFFSET_MASK) == 0)
# define IS_MBC_FIRST_FBLK(AP,B) \
@@ -652,11 +652,15 @@ alcu_mseg_dealloc(Allctr_t *allctr, void *seg, Uint size, Uint flags)
#endif
static ERTS_INLINE void *
-alcu_sys_alloc(Allctr_t *allctr, Uint size)
+alcu_sys_alloc(Allctr_t *allctr, Uint size, int superalign)
{
void *res;
-
- res = erts_sys_alloc(0, NULL, size);
+#if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC
+ if (superalign)
+ res = erts_sys_aligned_alloc(ERTS_SACRR_UNIT_SZ, size);
+ else
+#endif
+ res = erts_sys_alloc(0, NULL, size);
INC_CC(allctr->calls.sys_alloc);
if (erts_mtrace_enabled)
erts_mtrace_crr_alloc(res, allctr->alloc_no, ERTS_ALC_A_SYSTEM, size);
@@ -664,11 +668,16 @@ alcu_sys_alloc(Allctr_t *allctr, Uint size)
}
static ERTS_INLINE void *
-alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint size)
+alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint size, Uint old_size, int superalign)
{
void *res;
- res = erts_sys_realloc(0, NULL, ptr, size);
+#if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC
+ if (superalign)
+ res = erts_sys_aligned_realloc(ERTS_SACRR_UNIT_SZ, ptr, size, old_size);
+ else
+#endif
+ res = erts_sys_realloc(0, NULL, ptr, size);
INC_CC(allctr->calls.sys_realloc);
if (erts_mtrace_enabled)
erts_mtrace_crr_realloc(res,
@@ -680,9 +689,14 @@ alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint size)
}
static ERTS_INLINE void
-alcu_sys_free(Allctr_t *allctr, void *ptr)
+alcu_sys_free(Allctr_t *allctr, void *ptr, int superalign)
{
- erts_sys_free(0, NULL, ptr);
+#if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC
+ if (superalign)
+ erts_sys_aligned_free(ERTS_SACRR_UNIT_SZ, ptr);
+ else
+#endif
+ erts_sys_free(0, NULL, ptr);
INC_CC(allctr->calls.sys_free);
if (erts_mtrace_enabled)
erts_mtrace_crr_free(allctr->alloc_no, ERTS_ALC_A_SYSTEM, ptr);
@@ -1321,7 +1335,7 @@ mbc_alloc_block(Allctr_t *allctr, Uint size, Uint *blk_szp, Uint32 *alcu_flgsp)
blk = create_sbmbc(allctr, get_blk_sz);
else {
blk = create_carrier(allctr, get_blk_sz, CFLG_MBC);
-#if !HALFWORD_HEAP && !HAVE_SUPER_ALIGNED_MB_CARRIERS
+#if !HALFWORD_HEAP && !ERTS_SUPER_ALIGNED_MSEG_ONLY
if (!blk) {
/* Emergency! We couldn't create the carrier as we wanted.
Try to place it in a sys_alloced sbc. */
@@ -1927,10 +1941,10 @@ mbc_realloc(Allctr_t *allctr, void *p, Uint size, Uint32 alcu_flgs)
#ifdef DEBUG
-#if HAVE_ERTS_MSEG
-#define ASSERT_MSEG_UNIT_SIZE_MULTIPLE(CSZ) ASSERT((CSZ) % MSEG_UNIT_SZ == 0)
+#if ERTS_SA_MB_CARRIERS
+#define ASSERT_ERTS_SACRR_UNIT_SIZE_MULTIPLE(CSZ) ASSERT((CSZ) % ERTS_SACRR_UNIT_SZ == 0)
#else
-#define ASSERT_MSEG_UNIT_SIZE_MULTIPLE(CSZ)
+#define ASSERT_ERTS_SACRR_UNIT_SIZE_MULTIPLE(CSZ)
#endif
static void CHECK_1BLK_CARRIER(Allctr_t* A, int SBC, int MSEGED, Carrier_t* C,
@@ -1955,7 +1969,7 @@ static void CHECK_1BLK_CARRIER(Allctr_t* A, int SBC, int MSEGED, Carrier_t* C,
}
if ((MSEGED)) {
ASSERT(IS_MSEG_CARRIER((C)));
- ASSERT_MSEG_UNIT_SIZE_MULTIPLE((CSZ));
+ ASSERT_ERTS_SACRR_UNIT_SIZE_MULTIPLE((CSZ));
}
else {
ASSERT(IS_SYS_ALLOC_CARRIER((C)));
@@ -2058,7 +2072,7 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags)
#if HALFWORD_HEAP
flags |= CFLG_FORCE_MSEG;
-#elif HAVE_SUPER_ALIGNED_MB_CARRIERS
+#elif ERTS_SUPER_ALIGNED_MSEG_ONLY
if (flags & CFLG_MBC) {
flags |= CFLG_FORCE_MSEG;
}
@@ -2083,7 +2097,7 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags)
if (allctr->sbcs.curr.norm.mseg.no >= allctr->max_mseg_sbcs)
goto try_sys_alloc;
}
-#if !HAVE_SUPER_ALIGNED_MB_CARRIERS
+#if !ERTS_SUPER_ALIGNED_MSEG_ONLY
else {
if (allctr->mbcs.curr.norm.mseg.no >= allctr->max_mseg_mbcs)
goto try_sys_alloc;
@@ -2146,12 +2160,12 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags)
? UNIT_CEILING(bcrr_sz)
: SYS_ALLOC_CARRIER_CEILING(bcrr_sz));
- crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz);
+ crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz, flags & CFLG_MBC);
if (!crr) {
if (crr_sz > UNIT_CEILING(bcrr_sz)) {
crr_sz = UNIT_CEILING(bcrr_sz);
- crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz);
+ crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz, flags & CFLG_MBC);
}
if (!crr) {
#if HAVE_ERTS_MSEG
@@ -2245,7 +2259,7 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags)
if (!(flags & CFLG_FORCE_SYS_ALLOC)) {
new_crr_sz = new_blk_sz + SBC_HEADER_SIZE;
- new_crr_sz = MSEG_UNIT_CEILING(new_crr_sz);
+ new_crr_sz = ERTS_SACRR_UNIT_CEILING(new_crr_sz);
new_crr = (Carrier_t *) alcu_mseg_realloc(allctr,
old_crr,
old_crr_sz,
@@ -2295,7 +2309,9 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags)
new_crr = (Carrier_t *) alcu_sys_realloc(allctr,
(void *) old_crr,
- new_crr_sz);
+ new_crr_sz,
+ old_crr_sz,
+ 0);
if (new_crr) {
sys_realloc_success:
SET_CARRIER_SZ(new_crr, new_crr_sz);
@@ -2314,7 +2330,9 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags)
new_crr_sz = UNIT_CEILING(new_crr_sz);
new_crr = (Carrier_t *) alcu_sys_realloc(allctr,
(void *) old_crr,
- new_crr_sz);
+ new_crr_sz,
+ old_crr_sz,
+ 0);
if (new_crr)
goto sys_realloc_success;
}
@@ -2333,7 +2351,7 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags)
(void *) BLK2UMEM(old_blk),
MIN(new_blk_sz, old_blk_sz) - ABLK_HDR_SZ);
unlink_carrier(&allctr->sbc_list, old_crr);
- alcu_sys_free(allctr, old_crr);
+ alcu_sys_free(allctr, old_crr, 0);
}
else {
/* Old carrier unchanged; restore... */
@@ -2350,6 +2368,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
{
Uint crr_sz;
Carrier_t *crr;
+ int is_mbc;
#if HAVE_ERTS_MSEG
Uint is_mseg = 0;
Uint mseg_flags = ERTS_MSEG_FLG_NONE;
@@ -2357,6 +2376,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
if (IS_SBC_BLK(blk)) {
Uint blk_sz = SBC_BLK_SZ(blk);
+ is_mbc = 0;
crr = BLK_TO_SBC(blk);
crr_sz = CARRIER_SZ(crr);
@@ -2367,7 +2387,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
#if HAVE_ERTS_MSEG
if (IS_MSEG_CARRIER(crr)) {
is_mseg++;
- ASSERT(crr_sz % MSEG_UNIT_SZ == 0);
+ ASSERT(crr_sz % ERTS_SACRR_UNIT_SZ == 0);
STAT_MSEG_SBC_FREE(allctr, crr_sz, blk_sz);
}
else
@@ -2378,6 +2398,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
}
else {
+ is_mbc = 1;
ASSERT(IS_MBC_FIRST_FBLK(allctr, blk));
crr = FIRST_BLK_TO_MBC(allctr, blk);
crr_sz = CARRIER_SZ(crr);
@@ -2397,7 +2418,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
#if HAVE_ERTS_MSEG
if (IS_MSEG_CARRIER(crr)) {
is_mseg++;
- ASSERT(crr_sz % MSEG_UNIT_SZ == 0);
+ ASSERT(crr_sz % ERTS_SACRR_UNIT_SZ == 0);
STAT_MSEG_MBC_FREE(allctr, crr_sz);
mseg_flags = ERTS_MSEG_FLG_2POW;
}
@@ -2417,7 +2438,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
}
else
#endif
- alcu_sys_free(allctr, crr);
+ alcu_sys_free(allctr, crr, is_mbc);
}
@@ -3833,7 +3854,7 @@ do_erts_alcu_realloc(ErtsAlcType_t type,
crr_sz = SYS_ALLOC_CARRIER_CEILING(used_sz);
#if HAVE_ERTS_MSEG
else
- crr_sz = MSEG_UNIT_CEILING(used_sz);
+ crr_sz = ERTS_SACRR_UNIT_CEILING(used_sz);
#endif
diff_sz_val = crr_sz - used_sz;
if (diff_sz_val < (~((Uint) 0) / 100))
@@ -4175,7 +4196,7 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init)
allctr->mbc_move_threshold = init->rmbcmt;
#if HAVE_ERTS_MSEG
allctr->max_mseg_sbcs = init->mmsbc;
-# if HAVE_SUPER_ALIGNED_MB_CARRIERS
+# if ERTS_SUPER_ALIGNED_MSEG_ONLY
allctr->max_mseg_mbcs = ~(Uint)0;
# else
allctr->max_mseg_mbcs = init->mmmbc;
@@ -4300,7 +4321,7 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init)
allctr->main_carrier_size,
CFLG_MBC
| CFLG_FORCE_SIZE
-#if !HALFWORD_HEAP && !HAVE_SUPER_ALIGNED_MB_CARRIERS
+#if !HALFWORD_HEAP && !ERTS_SUPER_ALIGNED_MSEG_ONLY
| CFLG_FORCE_SYS_ALLOC
#endif
| CFLG_MAIN_CARRIER);
@@ -4369,9 +4390,9 @@ erts_alcu_init(AlcUInit_t *init)
{
ASSERT(SBC_BLK_SZ_MASK == MBC_FBLK_SZ_MASK); /* see BLK_SZ */
#if HAVE_ERTS_MSEG
- ASSERT(erts_mseg_unit_size() == MSEG_UNIT_SZ);
+ ASSERT(erts_mseg_unit_size() == ERTS_SACRR_UNIT_SZ);
max_mseg_carriers = init->mmc;
- sys_alloc_carrier_size = MSEG_UNIT_CEILING(init->ycs);
+ sys_alloc_carrier_size = ERTS_SACRR_UNIT_CEILING(init->ycs);
#else /* #if HAVE_ERTS_MSEG */
sys_alloc_carrier_size = ((init->ycs + 4095) / 4096) * 4096;
#endif
@@ -4493,7 +4514,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk)
ASSERT(CARRIER_SZ(sbc) - SBC_HEADER_SIZE >= SBC_BLK_SZ(iblk));
#if HAVE_ERTS_MSEG
if (IS_MSEG_CARRIER(sbc)) {
- ASSERT(CARRIER_SZ(sbc) % MSEG_UNIT_SZ == 0);
+ ASSERT(CARRIER_SZ(sbc) % ERTS_SACRR_UNIT_SZ == 0);
}
#endif
crr = sbc;
@@ -4578,7 +4599,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk)
#if HAVE_ERTS_MSEG
if (IS_MSEG_CARRIER(crr)) {
- ASSERT(CARRIER_SZ(crr) % MSEG_UNIT_SZ == 0);
+ ASSERT(CARRIER_SZ(crr) % ERTS_SACRR_UNIT_SZ == 0);
}
#endif
cl = &allctr->mbc_list;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 01:53:43 +0000