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360 lines (346 loc) · 18.6 KB
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#include "defines.h"
#include "size_classes.h"
#include "lrmichael.h"
#define SIZE_CLASSES \
/* index, lg_grp, lg_delta, ndelta, psz, bin, pgs, lg_delta_lookup */ \
SC( 0, 3, 3, 0, no, yes, 1, 3) \
SC( 1, 3, 3, 1, no, yes, 1, 3) \
SC( 2, 3, 3, 2, no, yes, 3, 3) \
SC( 3, 3, 3, 3, no, yes, 1, 3) \
\
SC( 4, 5, 3, 1, no, yes, 5, 3) \
SC( 5, 5, 3, 2, no, yes, 3, 3) \
SC( 6, 5, 3, 3, no, yes, 7, 3) \
SC( 7, 5, 3, 4, no, yes, 1, 3) \
\
SC( 8, 6, 4, 1, no, yes, 5, 4) \
SC( 9, 6, 4, 2, no, yes, 3, 4) \
SC( 10, 6, 4, 3, no, yes, 7, 4) \
SC( 11, 6, 4, 4, no, yes, 1, 4) \
\
SC( 12, 7, 5, 1, no, yes, 5, 5) \
SC( 13, 7, 5, 2, no, yes, 3, 5) \
SC( 14, 7, 5, 3, no, yes, 7, 5) \
SC( 15, 7, 5, 4, no, yes, 1, 5) \
\
SC( 16, 8, 6, 1, no, yes, 5, 6) \
SC( 17, 8, 6, 2, no, yes, 3, 6) \
SC( 18, 8, 6, 3, no, yes, 7, 6) \
SC( 19, 8, 6, 4, no, yes, 1, 6) \
\
SC( 20, 9, 7, 1, no, yes, 5, 7) \
SC( 21, 9, 7, 2, no, yes, 3, 7) \
SC( 22, 9, 7, 3, no, yes, 7, 7) \
SC( 23, 9, 7, 4, no, yes, 1, 7) \
\
SC( 24, 10, 8, 1, no, yes, 5, 8) \
SC( 25, 10, 8, 2, no, yes, 3, 8) \
SC( 26, 10, 8, 3, no, yes, 7, 8) \
SC( 27, 10, 8, 4, no, yes, 1, 8) \
\
SC( 28, 11, 9, 1, no, yes, 5, 9) \
SC( 29, 11, 9, 2, no, yes, 3, 9) \
SC( 30, 11, 9, 3, no, yes, 7, 9) \
SC( 31, 11, 9, 4, yes, yes, 1, 9) \
\
SC( 32, 12, 10, 1, no, yes, 5, no) \
SC( 33, 12, 10, 2, no, yes, 3, no) \
SC( 34, 12, 10, 3, no, yes, 7, no) \
SC( 35, 12, 10, 4, yes, yes, 2, no) \
\
SC( 36, 13, 11, 1, no, yes, 5, no) \
SC( 37, 13, 11, 2, yes, yes, 3, no) \
SC( 38, 13, 11, 3, no, yes, 7, no) \
SC( 39, 13, 11, 4, yes, no, 0, no) \
\
SC( 40, 14, 12, 1, yes, no, 0, no) \
SC( 41, 14, 12, 2, yes, no, 0, no) \
SC( 42, 14, 12, 3, yes, no, 0, no) \
SC( 43, 14, 12, 4, yes, no, 0, no) \
\
SC( 44, 15, 13, 1, yes, no, 0, no) \
SC( 45, 15, 13, 2, yes, no, 0, no) \
SC( 46, 15, 13, 3, yes, no, 0, no) \
SC( 47, 15, 13, 4, yes, no, 0, no) \
\
SC( 48, 16, 14, 1, yes, no, 0, no) \
SC( 49, 16, 14, 2, yes, no, 0, no) \
SC( 50, 16, 14, 3, yes, no, 0, no) \
SC( 51, 16, 14, 4, yes, no, 0, no) \
\
SC( 52, 17, 15, 1, yes, no, 0, no) \
SC( 53, 17, 15, 2, yes, no, 0, no) \
SC( 54, 17, 15, 3, yes, no, 0, no) \
SC( 55, 17, 15, 4, yes, no, 0, no) \
\
SC( 56, 18, 16, 1, yes, no, 0, no) \
SC( 57, 18, 16, 2, yes, no, 0, no) \
SC( 58, 18, 16, 3, yes, no, 0, no) \
SC( 59, 18, 16, 4, yes, no, 0, no) \
\
SC( 60, 19, 17, 1, yes, no, 0, no) \
SC( 61, 19, 17, 2, yes, no, 0, no) \
SC( 62, 19, 17, 3, yes, no, 0, no) \
SC( 63, 19, 17, 4, yes, no, 0, no) \
\
SC( 64, 20, 18, 1, yes, no, 0, no) \
SC( 65, 20, 18, 2, yes, no, 0, no) \
SC( 66, 20, 18, 3, yes, no, 0, no) \
SC( 67, 20, 18, 4, yes, no, 0, no) \
\
SC( 68, 21, 19, 1, yes, no, 0, no) \
SC( 69, 21, 19, 2, yes, no, 0, no) \
SC( 70, 21, 19, 3, yes, no, 0, no) \
SC( 71, 21, 19, 4, yes, no, 0, no) \
\
SC( 72, 22, 20, 1, yes, no, 0, no) \
SC( 73, 22, 20, 2, yes, no, 0, no) \
SC( 74, 22, 20, 3, yes, no, 0, no) \
SC( 75, 22, 20, 4, yes, no, 0, no) \
\
SC( 76, 23, 21, 1, yes, no, 0, no) \
SC( 77, 23, 21, 2, yes, no, 0, no) \
SC( 78, 23, 21, 3, yes, no, 0, no) \
SC( 79, 23, 21, 4, yes, no, 0, no) \
\
SC( 80, 24, 22, 1, yes, no, 0, no) \
SC( 81, 24, 22, 2, yes, no, 0, no) \
SC( 82, 24, 22, 3, yes, no, 0, no) \
SC( 83, 24, 22, 4, yes, no, 0, no) \
\
SC( 84, 25, 23, 1, yes, no, 0, no) \
SC( 85, 25, 23, 2, yes, no, 0, no) \
SC( 86, 25, 23, 3, yes, no, 0, no) \
SC( 87, 25, 23, 4, yes, no, 0, no) \
\
SC( 88, 26, 24, 1, yes, no, 0, no) \
SC( 89, 26, 24, 2, yes, no, 0, no) \
SC( 90, 26, 24, 3, yes, no, 0, no) \
SC( 91, 26, 24, 4, yes, no, 0, no) \
\
SC( 92, 27, 25, 1, yes, no, 0, no) \
SC( 93, 27, 25, 2, yes, no, 0, no) \
SC( 94, 27, 25, 3, yes, no, 0, no) \
SC( 95, 27, 25, 4, yes, no, 0, no) \
\
SC( 96, 28, 26, 1, yes, no, 0, no) \
SC( 97, 28, 26, 2, yes, no, 0, no) \
SC( 98, 28, 26, 3, yes, no, 0, no) \
SC( 99, 28, 26, 4, yes, no, 0, no) \
\
SC(100, 29, 27, 1, yes, no, 0, no) \
SC(101, 29, 27, 2, yes, no, 0, no) \
SC(102, 29, 27, 3, yes, no, 0, no) \
SC(103, 29, 27, 4, yes, no, 0, no) \
\
SC(104, 30, 28, 1, yes, no, 0, no) \
SC(105, 30, 28, 2, yes, no, 0, no) \
SC(106, 30, 28, 3, yes, no, 0, no) \
SC(107, 30, 28, 4, yes, no, 0, no) \
\
SC(108, 31, 29, 1, yes, no, 0, no) \
SC(109, 31, 29, 2, yes, no, 0, no) \
SC(110, 31, 29, 3, yes, no, 0, no) \
SC(111, 31, 29, 4, yes, no, 0, no) \
\
SC(112, 32, 30, 1, yes, no, 0, no) \
SC(113, 32, 30, 2, yes, no, 0, no) \
SC(114, 32, 30, 3, yes, no, 0, no) \
SC(115, 32, 30, 4, yes, no, 0, no) \
\
SC(116, 33, 31, 1, yes, no, 0, no) \
SC(117, 33, 31, 2, yes, no, 0, no) \
SC(118, 33, 31, 3, yes, no, 0, no) \
SC(119, 33, 31, 4, yes, no, 0, no) \
\
SC(120, 34, 32, 1, yes, no, 0, no) \
SC(121, 34, 32, 2, yes, no, 0, no) \
SC(122, 34, 32, 3, yes, no, 0, no) \
SC(123, 34, 32, 4, yes, no, 0, no) \
\
SC(124, 35, 33, 1, yes, no, 0, no) \
SC(125, 35, 33, 2, yes, no, 0, no) \
SC(126, 35, 33, 3, yes, no, 0, no) \
SC(127, 35, 33, 4, yes, no, 0, no) \
\
SC(128, 36, 34, 1, yes, no, 0, no) \
SC(129, 36, 34, 2, yes, no, 0, no) \
SC(130, 36, 34, 3, yes, no, 0, no) \
SC(131, 36, 34, 4, yes, no, 0, no) \
\
SC(132, 37, 35, 1, yes, no, 0, no) \
SC(133, 37, 35, 2, yes, no, 0, no) \
SC(134, 37, 35, 3, yes, no, 0, no) \
SC(135, 37, 35, 4, yes, no, 0, no) \
\
SC(136, 38, 36, 1, yes, no, 0, no) \
SC(137, 38, 36, 2, yes, no, 0, no) \
SC(138, 38, 36, 3, yes, no, 0, no) \
SC(139, 38, 36, 4, yes, no, 0, no) \
\
SC(140, 39, 37, 1, yes, no, 0, no) \
SC(141, 39, 37, 2, yes, no, 0, no) \
SC(142, 39, 37, 3, yes, no, 0, no) \
SC(143, 39, 37, 4, yes, no, 0, no) \
\
SC(144, 40, 38, 1, yes, no, 0, no) \
SC(145, 40, 38, 2, yes, no, 0, no) \
SC(146, 40, 38, 3, yes, no, 0, no) \
SC(147, 40, 38, 4, yes, no, 0, no) \
\
SC(148, 41, 39, 1, yes, no, 0, no) \
SC(149, 41, 39, 2, yes, no, 0, no) \
SC(150, 41, 39, 3, yes, no, 0, no) \
SC(151, 41, 39, 4, yes, no, 0, no) \
\
SC(152, 42, 40, 1, yes, no, 0, no) \
SC(153, 42, 40, 2, yes, no, 0, no) \
SC(154, 42, 40, 3, yes, no, 0, no) \
SC(155, 42, 40, 4, yes, no, 0, no) \
\
SC(156, 43, 41, 1, yes, no, 0, no) \
SC(157, 43, 41, 2, yes, no, 0, no) \
SC(158, 43, 41, 3, yes, no, 0, no) \
SC(159, 43, 41, 4, yes, no, 0, no) \
\
SC(160, 44, 42, 1, yes, no, 0, no) \
SC(161, 44, 42, 2, yes, no, 0, no) \
SC(162, 44, 42, 3, yes, no, 0, no) \
SC(163, 44, 42, 4, yes, no, 0, no) \
\
SC(164, 45, 43, 1, yes, no, 0, no) \
SC(165, 45, 43, 2, yes, no, 0, no) \
SC(166, 45, 43, 3, yes, no, 0, no) \
SC(167, 45, 43, 4, yes, no, 0, no) \
\
SC(168, 46, 44, 1, yes, no, 0, no) \
SC(169, 46, 44, 2, yes, no, 0, no) \
SC(170, 46, 44, 3, yes, no, 0, no) \
SC(171, 46, 44, 4, yes, no, 0, no) \
\
SC(172, 47, 45, 1, yes, no, 0, no) \
SC(173, 47, 45, 2, yes, no, 0, no) \
SC(174, 47, 45, 3, yes, no, 0, no) \
SC(175, 47, 45, 4, yes, no, 0, no) \
\
SC(176, 48, 46, 1, yes, no, 0, no) \
SC(177, 48, 46, 2, yes, no, 0, no) \
SC(178, 48, 46, 3, yes, no, 0, no) \
SC(179, 48, 46, 4, yes, no, 0, no) \
\
SC(180, 49, 47, 1, yes, no, 0, no) \
SC(181, 49, 47, 2, yes, no, 0, no) \
SC(182, 49, 47, 3, yes, no, 0, no) \
SC(183, 49, 47, 4, yes, no, 0, no) \
\
SC(184, 50, 48, 1, yes, no, 0, no) \
SC(185, 50, 48, 2, yes, no, 0, no) \
SC(186, 50, 48, 3, yes, no, 0, no) \
SC(187, 50, 48, 4, yes, no, 0, no) \
\
SC(188, 51, 49, 1, yes, no, 0, no) \
SC(189, 51, 49, 2, yes, no, 0, no) \
SC(190, 51, 49, 3, yes, no, 0, no) \
SC(191, 51, 49, 4, yes, no, 0, no) \
\
SC(192, 52, 50, 1, yes, no, 0, no) \
SC(193, 52, 50, 2, yes, no, 0, no) \
SC(194, 52, 50, 3, yes, no, 0, no) \
SC(195, 52, 50, 4, yes, no, 0, no) \
\
SC(196, 53, 51, 1, yes, no, 0, no) \
SC(197, 53, 51, 2, yes, no, 0, no) \
SC(198, 53, 51, 3, yes, no, 0, no) \
SC(199, 53, 51, 4, yes, no, 0, no) \
\
SC(200, 54, 52, 1, yes, no, 0, no) \
SC(201, 54, 52, 2, yes, no, 0, no) \
SC(202, 54, 52, 3, yes, no, 0, no) \
SC(203, 54, 52, 4, yes, no, 0, no) \
\
SC(204, 55, 53, 1, yes, no, 0, no) \
SC(205, 55, 53, 2, yes, no, 0, no) \
SC(206, 55, 53, 3, yes, no, 0, no) \
SC(207, 55, 53, 4, yes, no, 0, no) \
\
SC(208, 56, 54, 1, yes, no, 0, no) \
SC(209, 56, 54, 2, yes, no, 0, no) \
SC(210, 56, 54, 3, yes, no, 0, no) \
SC(211, 56, 54, 4, yes, no, 0, no) \
\
SC(212, 57, 55, 1, yes, no, 0, no) \
SC(213, 57, 55, 2, yes, no, 0, no) \
SC(214, 57, 55, 3, yes, no, 0, no) \
SC(215, 57, 55, 4, yes, no, 0, no) \
\
SC(216, 58, 56, 1, yes, no, 0, no) \
SC(217, 58, 56, 2, yes, no, 0, no) \
SC(218, 58, 56, 3, yes, no, 0, no) \
SC(219, 58, 56, 4, yes, no, 0, no) \
\
SC(220, 59, 57, 1, yes, no, 0, no) \
SC(221, 59, 57, 2, yes, no, 0, no) \
SC(222, 59, 57, 3, yes, no, 0, no) \
SC(223, 59, 57, 4, yes, no, 0, no) \
\
SC(224, 60, 58, 1, yes, no, 0, no) \
SC(225, 60, 58, 2, yes, no, 0, no) \
SC(226, 60, 58, 3, yes, no, 0, no) \
SC(227, 60, 58, 4, yes, no, 0, no) \
\
SC(228, 61, 59, 1, yes, no, 0, no) \
SC(229, 61, 59, 2, yes, no, 0, no) \
SC(230, 61, 59, 3, yes, no, 0, no) \
SC(231, 61, 59, 4, yes, no, 0, no) \
\
SC(232, 62, 60, 1, yes, no, 0, no) \
SC(233, 62, 60, 2, yes, no, 0, no) \
SC(234, 62, 60, 3, yes, no, 0, no)
#define SIZE_CLASS_bin_yes(blockSize, pages) \
{ blockSize, pages * PAGE },
#define SIZE_CLASS_bin_no(blockSize, pages)
#define SC(index, lg_grp, lg_delta, ndelta, psz, bin, pgs, lg_delta_lookup) \
SIZE_CLASS_bin_##bin((1U << lg_grp) + (ndelta << lg_delta), pgs)
SizeClassData SizeClasses[MAX_SZ_IDX] = {
{ 0, 0 },
SIZE_CLASSES
};
size_t SizeClassLookup[MAX_SZ] = { 0 };
void InitSizeClass()
{
for (size_t scIdx = 1; scIdx < MAX_SZ_IDX; ++scIdx)
{
SizeClassData& sc = SizeClasses[scIdx];
size_t blockSize = sc.blockSize;
size_t sbSize = sc.sbSize;
// size class large enough to store several elements
if (sbSize > blockSize && (sbSize % blockSize) == 0)
continue; // skip
// increase superblock size so it can hold >1 elements
while (blockSize >= sbSize)
sbSize += sc.sbSize;
sc.sbSize = sbSize;
}
// increase superblock size if need
for (size_t scIdx = 1; scIdx < MAX_SZ_IDX; ++scIdx)
{
SizeClassData& sc = SizeClasses[scIdx];
size_t sbSize = sc.sbSize;
// 2MB
while (sbSize < (PAGE * 512))
sbSize += sc.sbSize;
sc.sbSize = sbSize;
}
// first size class reserved for large allocations
size_t lookupIdx = 0;
for (size_t scIdx = 1; scIdx < MAX_SZ_IDX; ++scIdx)
{
SizeClassData const& sc = SizeClasses[scIdx];
size_t blockSize = sc.blockSize;
while (lookupIdx <= blockSize)
{
SizeClassLookup[lookupIdx] = scIdx;
++lookupIdx;
}
}
}