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Revert "Prefetch earlier in qsearch()"

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This reverts commit b73016bb41.

No functional change

Closes #1144
This commit is contained in:
Joona Kiiski 2017-06-21 13:44:05 -07:00
parent 3cb0200459
commit 336901fdb0
1 changed files with 3 additions and 3 deletions
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6
src/search.cpp
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@ -1262,9 +1262,6 @@ moves_loop: // When in check search starts from here
{
assert(is_ok(move));
// Speculative prefetch as early as possible
prefetch(TT.first_entry(pos.key_after(move)));
givesCheck = type_of(move) == NORMAL && !pos.discovered_check_candidates()
? pos.check_squares(type_of(pos.piece_on(from_sq(move)))) & to_sq(move)
: pos.gives_check(move);
@ -1306,6 +1303,9 @@ moves_loop: // When in check search starts from here
&& !pos.see_ge(move))
continue;
// Speculative prefetch as early as possible
prefetch(TT.first_entry(pos.key_after(move)));
// Check for legality just before making the move
if (!pos.legal(move))
{