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Code Issues Releases Wiki Activity

Don't init second WDLEntry when symmetric

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This commit is contained in:
Marco Costalba 2016-05-18 22:20:43 +02:00
parent 66456590d7
commit b465f2b44a
1 changed files with 12 additions and 13 deletions
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25
src/syzygy/tbprobe.cpp
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@ -1041,7 +1041,6 @@ template<typename Entry, typename T>
void do_init(Entry& e, T& p, uint8_t* data) void do_init(Entry& e, T& p, uint8_t* data)
{ {
const bool IsWDL = std::is_same<Entry, WDLEntry>::value; const bool IsWDL = std::is_same<Entry, WDLEntry>::value;
const int Sides = IsWDL ? 2 : 1;
PairsData* d; PairsData* d;
uint64_t tb_size[8]; uint64_t tb_size[8];
@ -1053,14 +1052,14 @@ void do_init(Entry& e, T& p, uint8_t* data)
assert(e.hasPawns == !!(flags & HasPawns)); assert(e.hasPawns == !!(flags & HasPawns));
assert((e.key != e.key2) == !!(flags & Split)); assert((e.key != e.key2) == !!(flags & Split));
int keysNum = IsWDL && (e.key != e.key2); const int Sides = IsWDL && (e.key != e.key2) ? 2 : 1;
File maxFile = e.hasPawns ? FILE_D : FILE_A; const File MaxFile = e.hasPawns ? FILE_D : FILE_A;
bool pp = e.hasPawns && e.pawn.pawnCount[1]; // Pawns on both sides bool pp = e.hasPawns && e.pawn.pawnCount[1]; // Pawns on both sides
assert(!pp || e.pawn.pawnCount[0]); assert(!pp || e.pawn.pawnCount[0]);
for (File f = FILE_A; f <= maxFile; ++f) { for (File f = FILE_A; f <= MaxFile; ++f) {
for (int i = 0; i < Sides; i++) for (int i = 0; i < Sides; i++)
item(p, i, f).precomp = new PairsData(); item(p, i, f).precomp = new PairsData();
@ -1079,27 +1078,27 @@ void do_init(Entry& e, T& p, uint8_t* data)
data += (uintptr_t)data & 1; // Word alignment data += (uintptr_t)data & 1; // Word alignment
for (File f = FILE_A; f <= maxFile; ++f) for (File f = FILE_A; f <= MaxFile; ++f)
for (int i = 0; i <= keysNum; i++) for (int i = 0; i < Sides; i++)
data = set_sizes(item(p, i, f).precomp, data, tb_size[Sides * f + i]); data = set_sizes(item(p, i, f).precomp, data, tb_size[Sides * f + i]);
if (!IsWDL) if (!IsWDL)
data = set_dtz_map(e, p, data, maxFile); data = set_dtz_map(e, p, data, MaxFile);
for (File f = FILE_A; f <= maxFile; ++f) for (File f = FILE_A; f <= MaxFile; ++f)
for (int i = 0; i <= keysNum; i++) { for (int i = 0; i < Sides; i++) {
(d = item(p, i, f).precomp)->sparseIndex = (SparseEntry*)data; (d = item(p, i, f).precomp)->sparseIndex = (SparseEntry*)data;
data += d->sparseIndexSize * sizeof(SparseEntry) ; data += d->sparseIndexSize * sizeof(SparseEntry) ;
} }
for (File f = FILE_A; f <= maxFile; ++f) for (File f = FILE_A; f <= MaxFile; ++f)
for (int i = 0; i <= keysNum; i++) { for (int i = 0; i < Sides; i++) {
(d = item(p, i, f).precomp)->blockLength = (uint16_t*)data; (d = item(p, i, f).precomp)->blockLength = (uint16_t*)data;
data += d->blockLengthSize * sizeof(uint16_t); data += d->blockLengthSize * sizeof(uint16_t);
} }
for (File f = FILE_A; f <= maxFile; ++f) for (File f = FILE_A; f <= MaxFile; ++f)
for (int i = 0; i <= keysNum; i++) { for (int i = 0; i < Sides; i++) {
data = (uint8_t*)(((uintptr_t)data + 0x3F) & ~0x3F); // 64 byte alignment data = (uint8_t*)(((uintptr_t)data + 0x3F) & ~0x3F); // 64 byte alignment
(d = item(p, i, f).precomp)->data = data; (d = item(p, i, f).precomp)->data = data;
data += d->blocksNum * d->sizeofBlock; data += d->blocksNum * d->sizeofBlock;