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-rw-r--r--Eigen/Core22
1 files changed, 19 insertions, 3 deletions
diff --git a/Eigen/Core b/Eigen/Core
index 468ae0c76..bd20d5ac5 100644
--- a/Eigen/Core
+++ b/Eigen/Core
@@ -110,7 +110,13 @@
#ifdef __SSE4_2__
#define EIGEN_VECTORIZE_SSE4_2
#endif
-
+ #ifdef __AVX__
+ #define EIGEN_VECTORIZE_AVX
+ #define EIGEN_VECTORIZE_SSE3
+ #define EIGEN_VECTORIZE_SSSE3
+ #define EIGEN_VECTORIZE_SSE4_1
+ #define EIGEN_VECTORIZE_SSE4_2
+ #endif
// include files
// This extern "C" works around a MINGW-w64 compilation issue
@@ -140,6 +146,9 @@
#ifdef EIGEN_VECTORIZE_SSE4_2
#include <nmmintrin.h>
#endif
+ #ifdef EIGEN_VECTORIZE_AVX
+ #include <immintrin.h>
+ #endif
#endif
} // end extern "C"
#elif defined __ALTIVEC__
@@ -209,7 +218,9 @@
namespace Eigen {
inline static const char *SimdInstructionSetsInUse(void) {
-#if defined(EIGEN_VECTORIZE_SSE4_2)
+#if defined(EIGEN_VECTORIZE_AVX)
+ return "AVX SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2";
+#elif defined(EIGEN_VECTORIZE_SSE4_2)
return "SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2";
#elif defined(EIGEN_VECTORIZE_SSE4_1)
return "SSE, SSE2, SSE3, SSSE3, SSE4.1";
@@ -287,7 +298,12 @@ using std::ptrdiff_t;
#include "src/Core/MathFunctions.h"
#include "src/Core/GenericPacketMath.h"
-#if defined EIGEN_VECTORIZE_SSE
+#if defined EIGEN_VECTORIZE_AVX
+ // Use AVX for floats and doubles, SSE for integers
+ #include "src/Core/arch/AVX/PacketMath.h"
+ #include "src/Core/arch/AVX/Complex.h"
+ #include "src/Core/arch/SSE/PacketMath.h" // For integers
+#elif defined EIGEN_VECTORIZE_SSE
#include "src/Core/arch/SSE/PacketMath.h"
#include "src/Core/arch/SSE/MathFunctions.h"
#include "src/Core/arch/SSE/Complex.h"