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Revert to old prefetch detection logic

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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>
This commit is contained in:
Marco Costalba 2010-05-09 13:03:58 +01:00
parent 6c6b6cd1a4
commit e4ad6a38ee
1 changed files with 3 additions and 3 deletions
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6
src/tt.cpp
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@ -25,7 +25,7 @@
#include <cassert>
#include <cmath>
#include <cstring>
#if defined(__i386__) || defined(_M_IX86) || defined(_X86_)
#if !(defined(__hpux) || defined(__ppc__) || defined(__ppc64__) || defined(__arm__))
# include <xmmintrin.h>
#endif
@ -166,8 +166,8 @@ TTEntry* TranspositionTable::retrieve(const Key posKey) const {
/// to be loaded from RAM, that can be very slow. When we will
/// subsequently call retrieve() the TT data will be already
/// quickly accessible in L1/L2 CPU cache.
#if !(defined(__i386__) || defined(_M_IX86) || defined(_X86_))
void TranspositionTable::prefetch(const Key) const {}
#if defined(__hpux) || defined(__ppc__) || defined(__ppc64__) || defined(__arm__)
void TranspositionTable::prefetch(const Key) const {} // Not supported on HP UX
#else
void TranspositionTable::prefetch(const Key posKey) const {