Remove unused packet op "preduxp".

2 files changed, 0 insertions, 80 deletions

diff --git a/Eigen/src/Core/arch/AVX/Complex.h b/Eigen/src/Core/arch/AVX/Complex.h
index 4a80bae05..03a097e49 100644
--- a/Eigen/src/Core/arch/AVX/Complex.h
+++ b/Eigen/src/Core/arch/AVX/Complex.h
@@ -151,21 +151,6 @@ template<> EIGEN_STRONG_INLINE std::complex<float> predux<Packet4cf>(const Packe
                      Packet2cf(_mm256_extractf128_ps(a.v,1))));
 }
 
-template<> EIGEN_STRONG_INLINE Packet4cf preduxp<Packet4cf>(const Packet4cf* vecs)
-{
-  Packet8f t0 = _mm256_shuffle_ps(vecs[0].v, vecs[0].v, _MM_SHUFFLE(3, 1, 2 ,0));
-  Packet8f t1 = _mm256_shuffle_ps(vecs[1].v, vecs[1].v, _MM_SHUFFLE(3, 1, 2 ,0));
-  t0 = _mm256_hadd_ps(t0,t1);
-  Packet8f t2 = _mm256_shuffle_ps(vecs[2].v, vecs[2].v, _MM_SHUFFLE(3, 1, 2 ,0));
-  Packet8f t3 = _mm256_shuffle_ps(vecs[3].v, vecs[3].v, _MM_SHUFFLE(3, 1, 2 ,0));
-  t2 = _mm256_hadd_ps(t2,t3);
-  
-  t1 = _mm256_permute2f128_ps(t0,t2, 0 + (2<<4));
-  t3 = _mm256_permute2f128_ps(t0,t2, 1 + (3<<4));
-
-  return Packet4cf(_mm256_add_ps(t1,t3));
-}
-
 template<> EIGEN_STRONG_INLINE std::complex<float> predux_mul<Packet4cf>(const Packet4cf& a)
 {
   return predux_mul(pmul(Packet2cf(_mm256_extractf128_ps(a.v, 0)),
@@ -348,14 +333,6 @@ template<> EIGEN_STRONG_INLINE std::complex<double> predux<Packet2cd>(const Pack
                      Packet1cd(_mm256_extractf128_pd(a.v,1))));
 }
 
-template<> EIGEN_STRONG_INLINE Packet2cd preduxp<Packet2cd>(const Packet2cd* vecs)
-{
-  Packet4d t0 = _mm256_permute2f128_pd(vecs[0].v,vecs[1].v, 0 + (2<<4));
-  Packet4d t1 = _mm256_permute2f128_pd(vecs[0].v,vecs[1].v, 1 + (3<<4));
-
-  return Packet2cd(_mm256_add_pd(t0,t1));
-}
-
 template<> EIGEN_STRONG_INLINE std::complex<double> predux_mul<Packet2cd>(const Packet2cd& a)
 {
   return predux(pmul(Packet1cd(_mm256_extractf128_pd(a.v,0)),
diff --git a/Eigen/src/Core/arch/AVX/PacketMath.h b/Eigen/src/Core/arch/AVX/PacketMath.h
index 56a344970..3ed713eee 100644
--- a/Eigen/src/Core/arch/AVX/PacketMath.h
+++ b/Eigen/src/Core/arch/AVX/PacketMath.h
@@ -627,49 +627,6 @@ template<> EIGEN_STRONG_INLINE Packet4d pldexp<Packet4d>(const Packet4d& a, cons
   return pmul(a,_mm256_castsi256_pd(e));
 }
 
-// preduxp should be ok
-// FIXME: why is this ok? why isn't the simply implementation working as expected?
-template<> EIGEN_STRONG_INLINE Packet8f preduxp<Packet8f>(const Packet8f* vecs)
-{
-    __m256 hsum1 = _mm256_hadd_ps(vecs[0], vecs[1]);
-    __m256 hsum2 = _mm256_hadd_ps(vecs[2], vecs[3]);
-    __m256 hsum3 = _mm256_hadd_ps(vecs[4], vecs[5]);
-    __m256 hsum4 = _mm256_hadd_ps(vecs[6], vecs[7]);
-
-    __m256 hsum5 = _mm256_hadd_ps(hsum1, hsum1);
-    __m256 hsum6 = _mm256_hadd_ps(hsum2, hsum2);
-    __m256 hsum7 = _mm256_hadd_ps(hsum3, hsum3);
-    __m256 hsum8 = _mm256_hadd_ps(hsum4, hsum4);
-
-    __m256 perm1 =  _mm256_permute2f128_ps(hsum5, hsum5, 0x23);
-    __m256 perm2 =  _mm256_permute2f128_ps(hsum6, hsum6, 0x23);
-    __m256 perm3 =  _mm256_permute2f128_ps(hsum7, hsum7, 0x23);
-    __m256 perm4 =  _mm256_permute2f128_ps(hsum8, hsum8, 0x23);
-
-    __m256 sum1 = _mm256_add_ps(perm1, hsum5);
-    __m256 sum2 = _mm256_add_ps(perm2, hsum6);
-    __m256 sum3 = _mm256_add_ps(perm3, hsum7);
-    __m256 sum4 = _mm256_add_ps(perm4, hsum8);
-
-    __m256 blend1 = _mm256_blend_ps(sum1, sum2, 0xcc);
-    __m256 blend2 = _mm256_blend_ps(sum3, sum4, 0xcc);
-
-    __m256 final = _mm256_blend_ps(blend1, blend2, 0xf0);
-    return final;
-}
-template<> EIGEN_STRONG_INLINE Packet4d preduxp<Packet4d>(const Packet4d* vecs)
-{
- Packet4d tmp0, tmp1;
-
-  tmp0 = _mm256_hadd_pd(vecs[0], vecs[1]);
-  tmp0 = _mm256_add_pd(tmp0, _mm256_permute2f128_pd(tmp0, tmp0, 1));
-
-  tmp1 = _mm256_hadd_pd(vecs[2], vecs[3]);
-  tmp1 = _mm256_add_pd(tmp1, _mm256_permute2f128_pd(tmp1, tmp1, 1));
-
-  return _mm256_blend_pd(tmp0, tmp1, 0xC);
-}
-
 template<> EIGEN_STRONG_INLINE float predux<Packet8f>(const Packet8f& a)
 {
   return predux(Packet4f(_mm_add_ps(_mm256_castps256_ps128(a),_mm256_extractf128_ps(a,1))));
@@ -1105,20 +1062,6 @@ template<> EIGEN_STRONG_INLINE Eigen::half predux_mul<Packet8h>(const Packet8h&
   return Eigen::half(reduced);
 }
 
-template<> EIGEN_STRONG_INLINE Packet8h preduxp<Packet8h>(const Packet8h* p) {
-  Packet8f pf[8];
-  pf[0] = half2float(p[0]);
-  pf[1] = half2float(p[1]);
-  pf[2] = half2float(p[2]);
-  pf[3] = half2float(p[3]);
-  pf[4] = half2float(p[4]);
-  pf[5] = half2float(p[5]);
-  pf[6] = half2float(p[6]);
-  pf[7] = half2float(p[7]);
-  Packet8f reduced = preduxp<Packet8f>(pf);
-  return float2half(reduced);
-}
-
 template<> EIGEN_STRONG_INLINE Packet8h preverse(const Packet8h& a)
 {
   __m128i m = _mm_setr_epi8(14,15,12,13,10,11,8,9,6,7,4,5,2,3,0,1);