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authorSverker Eriksson <[email protected]>2012-11-15 12:31:59 +0100
committerSverker Eriksson <[email protected]>2012-11-15 18:20:48 +0100
commit51277f5dcf29a085dc478e560d3b92a438c8ae2f (patch)
tree9944e8bd0f1799c9741a715d01c7cda6a185010b /erts/emulator/beam/erl_alloc_util.c
parent9a763d644ca0e549f2733fd414aee9e77691b376 (diff)
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erts: Refactor renaming a couple of macros in alloc_util
To get a consistent naming scheme where FBLK = Free block ABLK = Allocated block
Diffstat (limited to 'erts/emulator/beam/erl_alloc_util.c')
-rw-r--r--erts/emulator/beam/erl_alloc_util.c64
1 files changed, 32 insertions, 32 deletions
diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c
index 6ce872895b..3f8d3f23c3 100644
--- a/erts/emulator/beam/erl_alloc_util.c
+++ b/erts/emulator/beam/erl_alloc_util.c
@@ -213,7 +213,7 @@ MBC after deallocating first block:
ASSERT((UWord)(F) < SBC_BLK_HDR_FLG), \
(B)->bhdr = ((Sz) | (F) | (BLK_CARRIER_OFFSET(B,C) << CARRIER_OFFSET_SHIFT)))
-# define BLK2MBC(B) \
+# define BLK_TO_MBC(B) \
(ASSERT(IS_MBC_BLK(B)), \
(Carrier_t*)((MSEG_UNIT_FLOOR((UWord)(B)) - \
(((B)->bhdr >> CARRIER_OFFSET_SHIFT) << MSEG_UNIT_SHIFT))))
@@ -230,7 +230,7 @@ MBC after deallocating first block:
(B)->bhdr = ((Sz) | (F)), \
(B)->carrier = (C))
-# define BLK2MBC(B) ((B)->carrier)
+# define BLK_TO_MBC(B) ((B)->carrier)
# define IS_MBC_FIRST_BLK(AP,B) \
((char*)(B) == (char*)((B)->carrier) + (AP)->mbc_header_size)
@@ -293,12 +293,12 @@ MBC after deallocating first block:
#define SET_CARRIER_HDR(C, Sz, F, AP) \
(ASSERT(((Sz) & FLG_MASK) == 0), (C)->chdr = ((Sz) | (F)), (C)->allctr = (AP))
-#define BLK2SBC(B) \
+#define BLK_TO_SBC(B) \
((Carrier_t *) (((char *) (B)) - SIZEOF_SBC_HDR))
-#define FBLK2MBC(AP, B) \
+#define FIRST_BLK_TO_MBC(AP, B) \
((Carrier_t *) (((char *) (B)) - (AP)->mbc_header_size))
-#define MBC2FBLK(AP, P) \
+#define MBC_TO_FIRST_BLK(AP, P) \
((Block_t *) (((char *) (P)) + (AP)->mbc_header_size))
#define SBC2BLK(AP, P) \
((Block_t *) (((char *) (P)) + (AP)->sbc_header_size))
@@ -846,7 +846,7 @@ static ERTS_INLINE Allctr_t*
get_used_allctr(void *extra, void *p, UWord *sizep)
{
Block_t* blk = UMEM2BLK(p);
- Carrier_t* crr = IS_SBC_BLK(blk) ? BLK2SBC(blk) : BLK2MBC(blk);
+ Carrier_t* crr = IS_SBC_BLK(blk) ? BLK_TO_SBC(blk) : BLK_TO_MBC(blk);
if (sizep) {
*sizep = BLK_UMEM_SZ(blk);
@@ -1291,7 +1291,7 @@ mbc_alloc_finalize(Allctr_t *allctr,
Uint nxt_blk_sz;
Block_t *nxt_blk;
UWord prev_free_flg = flags & PREV_FREE_BLK_HDR_FLG;
- Carrier_t* crr = BLK2MBC(blk);
+ Carrier_t* crr = BLK_TO_MBC(blk);
ASSERT(org_blk_sz >= want_blk_sz);
ASSERT(blk);
@@ -1332,8 +1332,8 @@ mbc_alloc_finalize(Allctr_t *allctr,
ASSERT(nxt_blk_sz == MBC_BLK_SZ(nxt_blk));
ASSERT(nxt_blk_sz % sizeof(Unit_t) == 0);
ASSERT(nxt_blk_sz >= allctr->min_block_size);
- ASSERT(BLK2MBC(blk) == crr);
- ASSERT(BLK2MBC(nxt_blk) == crr);
+ ASSERT(BLK_TO_MBC(blk) == crr);
+ ASSERT(BLK_TO_MBC(nxt_blk) == crr);
}
else {
blk_sz = org_blk_sz;
@@ -1355,7 +1355,7 @@ mbc_alloc_finalize(Allctr_t *allctr,
ASSERT((flags & LAST_BLK_HDR_FLG)
? IS_LAST_BLK(blk)
: IS_NOT_LAST_BLK(blk));
- ASSERT(BLK2MBC(blk) == crr);
+ ASSERT(BLK_TO_MBC(blk) == crr);
}
STAT_MBC_BLK_ALLOC(allctr, blk_sz, alcu_flgs);
@@ -1473,7 +1473,7 @@ mbc_free(Allctr_t *allctr, void *p)
if (is_first_blk
&& is_last_blk
- && allctr->main_carrier != FBLK2MBC(allctr, blk)) {
+ && allctr->main_carrier != FIRST_BLK_TO_MBC(allctr, blk)) {
if (alcu_flgs & ERTS_ALCU_FLG_SBMBC)
destroy_sbmbc(allctr, blk);
else
@@ -1614,7 +1614,7 @@ mbc_realloc(Allctr_t *allctr, void *p, Uint size, Uint32 alcu_flgs)
SET_BLK_SZ_FTR(nxt_blk, nxt_blk_sz);
}
- crr = BLK2MBC(blk);
+ crr = BLK_TO_MBC(blk);
SET_MBC_BLK_HDR(nxt_blk, nxt_blk_sz,
SBH_THIS_FREE | (is_last_blk ? SBH_LAST_BLK : 0),
crr);
@@ -1638,7 +1638,7 @@ mbc_realloc(Allctr_t *allctr, void *p, Uint size, Uint32 alcu_flgs)
ASSERT(is_last_blk ? IS_LAST_BLK(nxt_blk) : IS_NOT_LAST_BLK(nxt_blk));
ASSERT(is_last_blk || nxt_blk == PREV_BLK(NXT_BLK(nxt_blk)));
ASSERT(is_last_blk || IS_PREV_BLK_FREE(NXT_BLK(nxt_blk)));
- ASSERT(BLK2MBC(nxt_blk) == crr);
+ ASSERT(BLK_TO_MBC(nxt_blk) == crr);
HARD_CHECK_BLK_CARRIER(allctr, blk);
@@ -1680,7 +1680,7 @@ mbc_realloc(Allctr_t *allctr, void *p, Uint size, Uint32 alcu_flgs)
}
}
else {
- Carrier_t* crr = BLK2MBC(blk);
+ Carrier_t* crr = BLK_TO_MBC(blk);
SET_MBC_BLK_SZ(blk, blk_sz);
nxt_blk = NXT_BLK(blk);
@@ -1694,7 +1694,7 @@ mbc_realloc(Allctr_t *allctr, void *p, Uint size, Uint32 alcu_flgs)
(*allctr->link_free_block)(allctr, nxt_blk, alcu_flgs);
ASSERT(IS_FREE_BLK(nxt_blk));
- ASSERT(BLK2MBC(nxt_blk) == crr);
+ ASSERT(BLK_TO_MBC(nxt_blk) == crr);
}
STAT_MBC_BLK_FREE(allctr, old_blk_sz, alcu_flgs);
@@ -1875,7 +1875,7 @@ static void CHECK_1BLK_CARRIER(Allctr_t* A, int SBC, int MSEGED, Carrier_t* C,
ASSERT(IS_MBC_FIRST_BLK(A, (B)));
ASSERT(IS_MBC_BLK((B)));
ASSERT(IS_MB_CARRIER((C)));
- ASSERT(BLK2MBC(B) == (C));
+ ASSERT(BLK_TO_MBC(B) == (C));
}
if ((MSEGED)) {
ASSERT(IS_MSEG_CARRIER((C)));
@@ -1909,7 +1909,7 @@ create_sbmbc(Allctr_t *allctr, Uint umem_sz)
INC_CC(allctr->calls.sbmbc_alloc);
SET_CARRIER_HDR(crr, crr_sz, SCH_SYS_ALLOC|SCH_MBC, allctr);
- blk = MBC2FBLK(allctr, crr);
+ blk = MBC_TO_FIRST_BLK(allctr, crr);
blk_sz = UNIT_FLOOR(crr_sz - allctr->mbc_header_size);
@@ -1935,7 +1935,7 @@ destroy_sbmbc(Allctr_t *allctr, Block_t *blk)
ASSERT(IS_MBC_BLK(blk));
ASSERT(IS_MBC_FIRST_BLK(allctr, blk));
- crr = FBLK2MBC(allctr, blk);
+ crr = FIRST_BLK_TO_MBC(allctr, blk);
crr_sz = CARRIER_SZ(crr);
#ifdef DEBUG
@@ -2110,7 +2110,7 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags)
mbc_final_touch:
#endif
- blk = MBC2FBLK(allctr, crr);
+ blk = MBC_TO_FIRST_BLK(allctr, crr);
blk_sz = UNIT_FLOOR(crr_sz - allctr->mbc_header_size);
@@ -2153,7 +2153,7 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags)
HARD_CHECK_BLK_CARRIER(allctr, old_blk);
old_blk_sz = SBC_BLK_SZ(old_blk);
- old_crr = BLK2SBC(old_blk);
+ old_crr = BLK_TO_SBC(old_blk);
old_crr_sz = CARRIER_SZ(old_crr);
ASSERT(IS_SB_CARRIER(old_crr));
ASSERT(IS_SBC_BLK(old_blk));
@@ -2279,7 +2279,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
if (IS_SBC_BLK(blk)) {
Uint blk_sz = SBC_BLK_SZ(blk);
- crr = BLK2SBC(blk);
+ crr = BLK_TO_SBC(blk);
crr_sz = CARRIER_SZ(crr);
ASSERT(IS_LAST_BLK(blk));
@@ -2301,7 +2301,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk)
}
else {
ASSERT(IS_MBC_FIRST_BLK(allctr, blk));
- crr = FBLK2MBC(allctr, blk);
+ crr = FIRST_BLK_TO_MBC(allctr, blk);
crr_sz = CARRIER_SZ(crr);
#ifdef DEBUG
@@ -3749,7 +3749,7 @@ do_erts_alcu_realloc(ErtsAlcType_t type,
Uint crr_sz_val;
#if HAVE_ERTS_MSEG
- if (IS_SYS_ALLOC_CARRIER(BLK2SBC(blk)))
+ if (IS_SYS_ALLOC_CARRIER(BLK_TO_SBC(blk)))
#endif
crr_sz = SYS_ALLOC_CARRIER_CEILING(used_sz);
#if HAVE_ERTS_MSEG
@@ -4256,9 +4256,9 @@ erts_alcu_stop(Allctr_t *allctr)
while (allctr->sbc_list.first)
destroy_carrier(allctr, SBC2BLK(allctr, allctr->sbc_list.first));
while (allctr->mbc_list.first)
- destroy_carrier(allctr, MBC2FBLK(allctr, allctr->mbc_list.first));
+ destroy_carrier(allctr, MBC_TO_FIRST_BLK(allctr, allctr->mbc_list.first));
while (allctr->sbmbc_list.first)
- destroy_sbmbc(allctr, MBC2FBLK(allctr, allctr->sbmbc_list.first));
+ destroy_sbmbc(allctr, MBC_TO_FIRST_BLK(allctr, allctr->sbmbc_list.first));
#ifdef USE_THREADS
if (allctr->thread_safe)
@@ -4322,10 +4322,10 @@ erts_alcu_test(unsigned long op, unsigned long a1, unsigned long a2)
case 0x00b: return (unsigned long) CARRIER_SZ((Carrier_t *) a1);
case 0x00c: return (unsigned long) SBC2BLK((Allctr_t *) a1,
(Carrier_t *) a2);
- case 0x00d: return (unsigned long) BLK2SBC((Block_t *) a2);
- case 0x00e: return (unsigned long) MBC2FBLK((Allctr_t *) a1,
+ case 0x00d: return (unsigned long) BLK_TO_SBC((Block_t *) a2);
+ case 0x00e: return (unsigned long) MBC_TO_FIRST_BLK((Allctr_t *) a1,
(Carrier_t *) a2);
- case 0x00f: return (unsigned long) FBLK2MBC((Allctr_t *) a1,
+ case 0x00f: return (unsigned long) FIRST_BLK_TO_MBC((Allctr_t *) a1,
(Block_t *) a2);
case 0x010: return (unsigned long) ((Allctr_t *) a1)->mbc_list.first;
case 0x011: return (unsigned long) ((Allctr_t *) a1)->mbc_list.last;
@@ -4397,7 +4397,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk)
CarrierList_t *cl;
if (IS_SBC_BLK(iblk)) {
- Carrier_t *sbc = BLK2SBC(iblk);
+ Carrier_t *sbc = BLK_TO_SBC(iblk);
ASSERT(SBC2BLK(allctr, sbc) == iblk);
ASSERT(CARRIER_SZ(sbc) - allctr->sbc_header_size >= SBC_BLK_SZ(iblk));
@@ -4420,14 +4420,14 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk)
blk = iblk;
tot_blk_sz = 0;
- crr = BLK2MBC(blk);
+ crr = BLK_TO_MBC(blk);
ASSERT(IS_MB_CARRIER(crr));
/* Step around the carrier one whole lap starting at 'iblk'
*/
while (1) {
ASSERT(IS_MBC_BLK(blk));
- ASSERT(BLK2MBC(blk) == crr);
+ ASSERT(BLK_TO_MBC(blk) == crr);
if (prev_blk) {
ASSERT(NXT_BLK(prev_blk) == blk);
@@ -4468,7 +4468,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk)
carrier_end = ((char *) NXT_BLK(blk));
has_wrapped_around = 1;
prev_blk = NULL;
- blk = MBC2FBLK(allctr, crr);
+ blk = MBC_TO_FIRST_BLK(allctr, crr);
ASSERT(IS_MBC_FIRST_BLK(allctr,blk));
}
else {