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Revert to old prefetch detection logic
It was broken on Windows 64bit with MSVC and possibly on other platforms, so revert to old proven one. Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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1 changed files with 3 additions and 3 deletions
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@ -25,7 +25,7 @@
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#include <cassert>
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#include <cmath>
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#include <cstring>
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#if defined(__i386__) || defined(_M_IX86) || defined(_X86_)
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#if !(defined(__hpux) || defined(__ppc__) || defined(__ppc64__) || defined(__arm__))
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# include <xmmintrin.h>
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#endif
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@ -166,8 +166,8 @@ TTEntry* TranspositionTable::retrieve(const Key posKey) const {
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/// to be loaded from RAM, that can be very slow. When we will
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/// subsequently call retrieve() the TT data will be already
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/// quickly accessible in L1/L2 CPU cache.
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#if !(defined(__i386__) || defined(_M_IX86) || defined(_X86_))
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void TranspositionTable::prefetch(const Key) const {}
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#if defined(__hpux) || defined(__ppc__) || defined(__ppc64__) || defined(__arm__)
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void TranspositionTable::prefetch(const Key) const {} // Not supported on HP UX
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#else
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void TranspositionTable::prefetch(const Key posKey) const {
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