From 052aedd3943717500f47d1f034e2b3ac072cfe36 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Thu, 27 Mar 2014 14:47:00 +0100
Subject: Implement pcplflip, palign, predux and the likes from AVC/complexes

---
 Eigen/src/Core/arch/SSE/Complex.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'Eigen/src/Core/arch/SSE/Complex.h')

diff --git a/Eigen/src/Core/arch/SSE/Complex.h b/Eigen/src/Core/arch/SSE/Complex.h
index 2dce66819..b92919b75 100644
--- a/Eigen/src/Core/arch/SSE/Complex.h
+++ b/Eigen/src/Core/arch/SSE/Complex.h
@@ -22,6 +22,9 @@ struct Packet2cf
   __m128  v;
 };
 
+// Use the packet_traits defined in AVX/PacketMath.h instead if we're going
+// to leverage AVX instructions.
+#ifndef EIGEN_VECTORIZE_AVX
 template<> struct packet_traits<std::complex<float> >  : default_packet_traits
 {
   typedef Packet2cf type;
@@ -42,6 +45,7 @@ template<> struct packet_traits<std::complex<float> >  : default_packet_traits
     HasSetLinear = 0
   };
 };
+#endif
 
 template<> struct unpacket_traits<Packet2cf> { typedef std::complex<float> type; enum {size=2}; };
 
@@ -248,6 +252,9 @@ struct Packet1cd
   __m128d  v;
 };
 
+// Use the packet_traits defined in AVX/PacketMath.h instead if we're going
+// to leverage AVX instructions.
+#ifndef EIGEN_VECTORIZE_AVX
 template<> struct packet_traits<std::complex<double> >  : default_packet_traits
 {
   typedef Packet1cd type;
@@ -268,6 +275,7 @@ template<> struct packet_traits<std::complex<double> >  : default_packet_traits
     HasSetLinear = 0
   };
 };
+#endif
 
 template<> struct unpacket_traits<Packet1cd> { typedef std::complex<double> type; enum {size=1}; };
 
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