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bug #1249: enable use of __builtin_prefetch for GCC, clang, and ICC only.

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This commit is contained in:
Gael Guennebaud 2016-07-25 15:17:45 +02:00
parent 6d5daf32f5
commit 34b483e25d
1 changed files with 1 additions and 1 deletions
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2
Eigen/src/Core/GenericPacketMath.h
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@ -306,7 +306,7 @@ template<typename Scalar> EIGEN_DEVICE_FUNC inline void prefetch(const Scalar* a
// 32-bit pointer operand constraint for inlined asm // 32-bit pointer operand constraint for inlined asm
asm(" prefetch.L1 [ %1 ];" : "=r"(addr) : "r"(addr)); asm(" prefetch.L1 [ %1 ];" : "=r"(addr) : "r"(addr));
#endif #endif
#elif !EIGEN_COMP_MSVC #elif (!EIGEN_COMP_MSVC) && (EIGEN_COMP_GNUC || EIGEN_COMP_CLANG || EIGEN_COMP_ICC)
__builtin_prefetch(addr); __builtin_prefetch(addr);
#endif #endif
} }