From 225ab040e078b923ece75b7a49ae0cef980c226f Mon Sep 17 00:00:00 2001
From: Rasmus Munk Larsen <rmlarsen@google.com>
Date: Thu, 7 May 2020 17:14:26 -0700
Subject: Remove unused packet op "palign". Clean up a compiler warning in
 c++03 mode in AVX512/Complex.h.

---
 Eigen/src/Core/arch/ZVector/Complex.h | 34 ----------------------------------
 1 file changed, 34 deletions(-)

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

diff --git a/Eigen/src/Core/arch/ZVector/Complex.h b/Eigen/src/Core/arch/ZVector/Complex.h
index f589fddd8..d3e41b43e 100644
--- a/Eigen/src/Core/arch/ZVector/Complex.h
+++ b/Eigen/src/Core/arch/ZVector/Complex.h
@@ -160,16 +160,6 @@ template<> EIGEN_STRONG_INLINE std::complex<double> predux_mul<Packet1cd>(const
 {
   return pfirst(a);
 }
-template<int Offset>
-struct palign_impl<Offset,Packet1cd>
-{
-  static EIGEN_STRONG_INLINE void run(Packet1cd& /*first*/, const Packet1cd& /*second*/)
-  {
-    // FIXME is it sure we never have to align a Packet1cd?
-    // Even though a std::complex<double> has 16 bytes, it is not necessarily aligned on a 16 bytes boundary...
-  }
-};
-
 template<> struct conj_helper<Packet1cd, Packet1cd, false,true>
 {
   EIGEN_STRONG_INLINE Packet1cd pmadd(const Packet1cd& x, const Packet1cd& y, const Packet1cd& c) const
@@ -331,18 +321,6 @@ template<> EIGEN_STRONG_INLINE std::complex<float> predux_mul<Packet2cf>(const P
   return res;
 }
 
-template<int Offset>
-struct palign_impl<Offset,Packet2cf>
-{
-  static EIGEN_STRONG_INLINE void run(Packet2cf& first, const Packet2cf& second)
-  {
-    if (Offset == 1) {
-      first.cd[0] = first.cd[1];
-      first.cd[1] = second.cd[0];
-    }
-  }
-};
-
 template<> struct conj_helper<Packet2cf, Packet2cf, false,true>
 {
   EIGEN_STRONG_INLINE Packet2cf pmadd(const Packet2cf& x, const Packet2cf& y, const Packet2cf& c) const
@@ -457,18 +435,6 @@ template<> EIGEN_STRONG_INLINE std::complex<float> predux_mul<Packet2cf>(const P
   return pfirst<Packet2cf>(prod);
 }
 
-template<int Offset>
-struct palign_impl<Offset,Packet2cf>
-{
-  static EIGEN_STRONG_INLINE void run(Packet2cf& first, const Packet2cf& second)
-  {
-    if (Offset==1)
-    {
-      first.v = vec_sld(first.v, second.v, 8);
-    }
-  }
-};
-
 template<> struct conj_helper<Packet2cf, Packet2cf, false,true>
 {
   EIGEN_STRONG_INLINE Packet2cf pmadd(const Packet2cf& x, const Packet2cf& y, const Packet2cf& c) const
-- 
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