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Micro optimize generate_piece_checks()
2009-04-18 Marco CostalbaMicro optimize generate_piece_checks()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-18 Marco CostalbaMovePicker: retire per square MVV/LVA ordering
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-18 Marco CostalbaIn qsearch store the cut move in TT
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-18 Marco CostalbaMerge Joona's new aspiration window search
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2009-04-18 Marco CostalbaIntroduce move_pawns() helper in movegen.cpp
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-18 Marco CostalbaRemove failHigh/Low bits from IterationInfoType
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-18 Marco CostalbaLittle code style tweaks
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-18 Marco CostalbaRevert previous patch as per Joona request
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-13 Marco CostalbaRe-fix square.h warning to avoid a compile error under...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-13 Marco CostalbaFix a gcc warning due to order of initialization in...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-13 Marco CostalbaFix a compile error with Intel icc
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-13 Marco CostalbaFix a warning under Intel compiler in square.h
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-12 Marco CostalbaFix a very nasty conversion bug in Option c'tor
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-11 Marco CostalbaStore UCI options of type CHECK according to C++ convention
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-11 Marco CostalbaRestore original UCI option printing order
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-11 Marco CostalbaUse a map instead of a vector to store UCI options
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-11 Marco CostalbaRemove unused currentMoveCaptureValue from search stack
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-11 Marco CostalbaLess aggressive null move dynamic reduction
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-04-03 Marco CostalbaRevert dynamic LMR
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-31 Marco CostalbaFix compile in the debug mode
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-31 Marco CostalbaSilence idiotic warning on two's complement of an unsigned
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-31 Marco CostalbaSilence a bunch of warnings under MSVC /W4
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-31 Marco CostalbaRevert setting a flag when TT value equals static evaluation
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-30 Marco CostalbaAn VALUE_TYPE_EVAL score cannot overwrite an entry
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-30 Marco CostalbaRemember when TT value equals static evaluation value
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-30 Marco CostalbaDocument TTEntry and move layouts
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-29 Marco CostalbaA move needs 17 bits not 19
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-27 Marco CostalbaRemove some obsolete code in movepick.cpp
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-27 Marco CostalbaRevert storing of TT when returning from "stand pat"
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaCache evaluation score in qsearch
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaLet to toggle dynamic LMR
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaIn qsearch update TT only if returning from stand pat
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaWhen asked for position key print it as an hex value
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaWait at least until iteration 3 before to stop the...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaLet zobrist keys to be compatible with Glaurung 1
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-24 Marco CostalbaFixed a sliding attack bitboard bug in 32-bit mode
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-23 Marco CostalbaFix a bug in insert_pv() where minimum depth is zero
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-23 Marco CostalbaRevert odd depths razoring
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2009-03-23 Marco CostalbaMore aggressive dynamic LMR
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaLMR dynamic reduction
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaAlways print a best move when requested
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaBetter castle move detector in move_to_san()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaFix a smal bug in Position::from_fen
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaMerge new pawn storm evaluation
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaFix a small bug in king safety
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-22 Marco CostalbaMerge KBPP vs KB endgame from iPhone Glaurung
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-21 Marco CostalbaFix: In qsearch do not use TT value when in a PV node
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-19 Marco CostalbaBig headers cleanup
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-16 Marco CostalbaSafe guard some wild and ugly casts
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-16 Marco CostalbaPartially revert pawns storm bug fix
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-15 Marco CostalbaSilence a good bunch of Intel warnings
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-15 Marco CostalbaFix an overflow bug in pawns stormValue
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-15 Marco CostalbaFix a silly warning on Intel compiler
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-15 Marco CostalbaRevert NULL move beta corrections
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2009-03-15 Marco CostalbaRetire Null Driven IID
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-14 Marco CostalbaMerge Joona Kiiski NULL search beta correction
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-14 Marco CostalbaMerge Joona Kiiski evaluation tweaks
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-07 Marco CostalbaMicro optimize move_is_check()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-07 Marco CostalbaMicro optimize pl_move_is_legal()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-06 Marco CostalbaMicro optimize previous patch
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-06 Marco CostalbaIntroduce evaluate_pieces<>() to remove redundancy
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-04 Marco CostalbaFix compile error with inlines under gcc and Intel
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-04 Marco CostalbaFix some comments in position.cpp
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-04 Marco CostalbaAvoid to call useless sliders attacks in update_checkers()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-04 Marco CostalbaSuper fast hidden_checkers()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-03 Marco CostalbaCleanup SearchStack initialization
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-02 Marco CostalbaMicro optimize copy of new state in do_move()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-03-02 Marco CostalbaRevert hidden checkers rework
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-28 Marco CostalbaUse checker info to remove a bunch of hidden checks...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-28 Marco CostalbaStricter condition to check for dc candidates
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-28 Marco CostalbaSplit calculation of pinners from dc candidates
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-28 Marco CostalbaSlightly better condition in update_hidden_checks()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-28 Marco CostalbaCompute pinned and friends incrementally
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-23 Marco CostalbaFix a subtle bug due to the StateInfo pointer became...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-23 Marco CostalbaTeach SEE about pinned pieces
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-23 Marco CostalbaSmall Position::clear() cleanup
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-23 Marco CostalbaDo not copy the whole old state in do_move()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-23 Marco CostalbaUpdate pinned bitboards and friends in do_move()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-23 Marco CostalbaFix some asserts unhidden by a debug compile
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-22 Marco CostalbaAvoid resetting pinners[c]
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-22 Marco CostalbaIntroduce StateInfo instead of UndoInfo
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-22 Marco CostalbaWrap state variables in a named struct
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-22 Marco CostalbaConvert also undo_null_move() to avoid passing UndoInfo...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-22 Marco CostalbaPassing UndoInfo is not needed anymore when undoing...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-22 Marco CostalbaRemove two useless calls to pinned_pieces()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-20 Marco CostalbaPosition: Unify and templetize mg_pst() and eg_pst()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-20 Marco CostalbaUnify compute_mg_value() and compute_eg_value()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-20 Marco CostalbaUse a union to fast and simply backup info in do_move()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-20 Marco CostalbaIn Position backup and restore contiguous data
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaFinally remove any occurence of dcCandidates from search.cpp
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaDo not pass discovery check candidates in Position...
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaDo not pass pinned argument in Position::move_is_check()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaDo not pass pinned argument in Position::pl_move_is_legal()
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaCleanup pinned and friends in movegen.cpp
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaCache pinned and discovery check bitboards
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-19 Marco CostalbaRevert mobility of pinned pieces for now
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2009-02-17 Marco CostalbaRemove xxx_of_color() for real
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-17 Marco CostalbaChange piece_attacks_square() API
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-17 Marco CostalbaMobility is zero for a pinned piece
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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2009-02-17 Marco CostalbaRemove xxx_of_color() helpers
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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