--- /dev/null
+/* This file is part of the Vc library.
+
+ Copyright (C) 2010-2012 Matthias Kretz <kretz@kde.org>
+
+ Vc is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation, either version 3 of
+ the License, or (at your option) any later version.
+
+ Vc is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with Vc. If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "limits.h"
+#include "../common/bitscanintrinsics.h"
+#include "macros.h"
+
+namespace Vc
+{
+ALIGN(64) extern unsigned int RandomState[16];
+
+namespace SSE
+{
+
+template<typename T, int Size> static inline const T *_IndexesFromZero() {
+ if (Size == 4) {
+ return reinterpret_cast<const T *>(_IndexesFromZero4);
+ } else if (Size == 8) {
+ return reinterpret_cast<const T *>(_IndexesFromZero8);
+ } else if (Size == 16) {
+ return reinterpret_cast<const T *>(_IndexesFromZero16);
+ }
+ return 0;
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// constants {{{1
+template<typename T> inline Vector<T>::Vector(VectorSpecialInitializerZero::ZEnum)
+ : d(VectorHelper<VectorType>::zero())
+{
+}
+
+template<typename T> inline Vector<T>::Vector(VectorSpecialInitializerOne::OEnum)
+ : d(VectorHelper<T>::one())
+{
+}
+
+template<typename T> inline Vector<T>::Vector(VectorSpecialInitializerIndexesFromZero::IEnum)
+ : d(VectorHelper<VectorType>::load(_IndexesFromZero<EntryType, Size>(), Aligned))
+{
+}
+
+template<typename T> inline Vector<T> Vector<T>::Zero()
+{
+ return VectorHelper<VectorType>::zero();
+}
+
+template<typename T> inline Vector<T> Vector<T>::One()
+{
+ return VectorHelper<T>::one();
+}
+
+template<typename T> inline Vector<T> Vector<T>::IndexesFromZero()
+{
+ return VectorHelper<VectorType>::load(_IndexesFromZero<EntryType, Size>(), Aligned);
+}
+
+// conversion/casts {{{1
+template<typename T> template<typename OtherT> inline INTRINSIC Vector<T>::Vector(const Vector<OtherT> &x)
+ : d(StaticCastHelper<OtherT, T>::cast(x.data()))
+{
+}
+
+template<> template<> inline INTRINSIC short_v &Vector<short>::operator=(const ushort_v &x) {
+ data() = StaticCastHelper<unsigned short, short>::cast(x.data()); return *this;
+}
+template<> template<> inline INTRINSIC ushort_v &Vector<unsigned short>::operator=(const short_v &x) {
+ data() = StaticCastHelper<short, unsigned short>::cast(x.data()); return *this;
+}
+template<> template<> inline INTRINSIC int_v &Vector<int>::operator=(const uint_v &x) {
+ data() = StaticCastHelper<unsigned int, int>::cast(x.data()); return *this;
+}
+template<> template<> inline INTRINSIC uint_v &Vector<unsigned int>::operator=(const int_v &x) {
+ data() = StaticCastHelper<int, unsigned int>::cast(x.data()); return *this;
+}
+
+// broadcasts {{{1
+template<typename T> inline Vector<T>::Vector(EntryType a)
+ : d(VectorHelper<T>::set(a))
+{
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// load ctors {{{1
+template<typename T> inline ALWAYS_INLINE Vector<T>::Vector(const EntryType *x) { load(x); }
+template<typename T> template<typename A> inline ALWAYS_INLINE Vector<T>::Vector(const EntryType *x, A a) { load(x, a); }
+template<typename T> template<typename OtherT> inline ALWAYS_INLINE Vector<T>::Vector(const OtherT *x) { load(x); }
+template<typename T> template<typename OtherT, typename A> inline ALWAYS_INLINE Vector<T>::Vector(const OtherT *x, A a) { load(x, a); }
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// load member functions {{{1
+template<typename T> inline void INTRINSIC Vector<T>::load(const EntryType *mem)
+{
+ load(mem, Aligned);
+}
+
+template<typename T> template<typename A> inline void INTRINSIC Vector<T>::load(const EntryType *mem, A align)
+{
+ d.v() = VectorHelper<VectorType>::load(mem, align);
+}
+
+template<typename T> template<typename OtherT> inline void INTRINSIC Vector<T>::load(const OtherT *mem)
+{
+ load(mem, Aligned);
+}
+
+// float8: simply use the float implementation twice {{{2
+template<> template<typename OtherT, typename A> inline void INTRINSIC Vector<float8>::load(const OtherT *x, A a)
+{
+ d.v() = M256::create(
+ Vector<float>(&x[0], a).data(),
+ Vector<float>(&x[4], a).data()
+ );
+}
+
+// LoadHelper {{{2
+template<typename DstT, typename SrcT, typename Flags> struct LoadHelper;
+
+// float {{{2
+template<typename Flags> struct LoadHelper<float, double, Flags> {
+ static inline __m128 load(const double *mem, Flags f)
+ {
+ return _mm_movelh_ps(_mm_cvtpd_ps(VectorHelper<__m128d>::load(&mem[0], f)),
+ _mm_cvtpd_ps(VectorHelper<__m128d>::load(&mem[2], f)));
+ }
+};
+template<typename Flags> struct LoadHelper<float, unsigned int, Flags> {
+ static inline __m128 load(const unsigned int *mem, Flags f)
+ {
+ return StaticCastHelper<unsigned int, float>::cast(VectorHelper<__m128i>::load(mem, f));
+ }
+};
+template<typename Flags> struct LoadHelper<float, int, Flags> {
+ static inline __m128 load(const int *mem, Flags f)
+ {
+ return StaticCastHelper<int, float>::cast(VectorHelper<__m128i>::load(mem, f));
+ }
+};
+template<typename Flags> struct LoadHelper<float, unsigned short, Flags> {
+ static inline __m128 load(const unsigned short *mem, Flags f)
+ {
+ return _mm_cvtepi32_ps(LoadHelper<int, unsigned short, Flags>::load(mem, f));
+ }
+};
+template<typename Flags> struct LoadHelper<float, short, Flags> {
+ static inline __m128 load(const short *mem, Flags f)
+ {
+ return _mm_cvtepi32_ps(LoadHelper<int, short, Flags>::load(mem, f));
+ }
+};
+template<typename Flags> struct LoadHelper<float, unsigned char, Flags> {
+ static inline __m128 load(const unsigned char *mem, Flags f)
+ {
+ return _mm_cvtepi32_ps(LoadHelper<int, unsigned char, Flags>::load(mem, f));
+ }
+};
+template<typename Flags> struct LoadHelper<float, signed char, Flags> {
+ static inline __m128 load(const signed char *mem, Flags f)
+ {
+ return _mm_cvtepi32_ps(LoadHelper<int, signed char, Flags>::load(mem, f));
+ }
+};
+
+// int {{{2
+template<typename Flags> struct LoadHelper<int, unsigned int, Flags> {
+ static inline __m128i load(const unsigned int *mem, Flags f)
+ {
+ return VectorHelper<__m128i>::load(mem, f);
+ }
+};
+// no difference between streaming and alignment, because the
+// 32/64 bit loads are not available as streaming loads, and can always be unaligned
+template<typename Flags> struct LoadHelper<int, unsigned short, Flags> {
+ static inline __m128i load(const unsigned short *mem, Flags)
+ {
+ return _mm_cvtepu16_epi32( _mm_loadl_epi64(reinterpret_cast<const __m128i *>(mem)));
+ }
+};
+template<typename Flags> struct LoadHelper<int, short, Flags> {
+ static inline __m128i load(const short *mem, Flags)
+ {
+ return _mm_cvtepi16_epi32(_mm_loadl_epi64(reinterpret_cast<const __m128i *>(mem)));
+ }
+};
+template<typename Flags> struct LoadHelper<int, unsigned char, Flags> {
+ static inline __m128i load(const unsigned char *mem, Flags)
+ {
+ return _mm_cvtepu8_epi32(_mm_cvtsi32_si128(*reinterpret_cast<const int *>(mem)));
+ }
+};
+template<typename Flags> struct LoadHelper<int, signed char, Flags> {
+ static inline __m128i load(const signed char *mem, Flags)
+ {
+ return _mm_cvtepi8_epi32(_mm_cvtsi32_si128(*reinterpret_cast<const int *>(mem)));
+ }
+};
+
+// unsigned int {{{2
+template<typename Flags> struct LoadHelper<unsigned int, unsigned short, Flags> {
+ static inline __m128i load(const unsigned short *mem, Flags)
+ {
+ return _mm_cvtepu16_epi32(_mm_loadl_epi64(reinterpret_cast<const __m128i *>(mem)));
+ }
+};
+template<typename Flags> struct LoadHelper<unsigned int, unsigned char, Flags> {
+ static inline __m128i load(const unsigned char *mem, Flags)
+ {
+ return _mm_cvtepu8_epi32(_mm_cvtsi32_si128(*reinterpret_cast<const int *>(mem)));
+ }
+};
+
+// short {{{2
+template<typename Flags> struct LoadHelper<short, unsigned short, Flags> {
+ static inline __m128i load(const unsigned short *mem, Flags f)
+ {
+ return VectorHelper<__m128i>::load(mem, f);
+ }
+};
+template<typename Flags> struct LoadHelper<short, unsigned char, Flags> {
+ static inline __m128i load(const unsigned char *mem, Flags)
+ {
+ return _mm_cvtepu8_epi16(_mm_loadl_epi64(reinterpret_cast<const __m128i *>(mem)));
+ }
+};
+template<typename Flags> struct LoadHelper<short, signed char, Flags> {
+ static inline __m128i load(const signed char *mem, Flags)
+ {
+ return _mm_cvtepi8_epi16(_mm_loadl_epi64(reinterpret_cast<const __m128i *>(mem)));
+ }
+};
+
+// unsigned short {{{2
+template<typename Flags> struct LoadHelper<unsigned short, unsigned char, Flags> {
+ static inline __m128i load(const unsigned char *mem, Flags)
+ {
+ return _mm_cvtepu8_epi16(_mm_loadl_epi64(reinterpret_cast<const __m128i *>(mem)));
+ }
+};
+
+// general load, implemented via LoadHelper {{{2
+template<typename DstT> template<typename SrcT, typename Flags> inline void INTRINSIC Vector<DstT>::load(const SrcT *x, Flags f)
+{
+ d.v() = LoadHelper<DstT, SrcT, Flags>::load(x, f);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// expand/combine {{{1
+template<typename T> inline Vector<T>::Vector(const Vector<typename CtorTypeHelper<T>::Type> *a)
+ : d(VectorHelper<T>::concat(a[0].data(), a[1].data()))
+{
+}
+
+template<typename T> inline void Vector<T>::expand(Vector<typename ExpandTypeHelper<T>::Type> *x) const
+{
+ if (Size == 8u) {
+ x[0].data() = VectorHelper<T>::expand0(data());
+ x[1].data() = VectorHelper<T>::expand1(data());
+ }
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// zeroing {{{1
+template<typename T> inline void Vector<T>::setZero()
+{
+ data() = VectorHelper<VectorType>::zero();
+}
+
+template<typename T> inline void Vector<T>::setZero(const Mask &k)
+{
+ data() = VectorHelper<VectorType>::andnot_(mm128_reinterpret_cast<VectorType>(k.data()), data());
+}
+
+template<> inline void INTRINSIC Vector<double>::setQnan()
+{
+ data() = _mm_setallone_pd();
+}
+template<> inline void INTRINSIC Vector<double>::setQnan(Mask::Argument k)
+{
+ data() = _mm_or_pd(data(), k.dataD());
+}
+template<> inline void INTRINSIC Vector<float>::setQnan()
+{
+ data() = _mm_setallone_ps();
+}
+template<> inline void INTRINSIC Vector<float>::setQnan(Mask::Argument k)
+{
+ data() = _mm_or_ps(data(), k.data());
+}
+template<> inline void INTRINSIC Vector<float8>::setQnan()
+{
+ d.v()[0] = _mm_setallone_ps();
+ d.v()[1] = _mm_setallone_ps();
+}
+template<> inline void INTRINSIC Vector<float8>::setQnan(Mask::Argument k)
+{
+ d.v()[0] = _mm_or_ps(d.v()[0], k.data()[0]);
+ d.v()[1] = _mm_or_ps(d.v()[1], k.data()[1]);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// stores {{{1
+template<typename T> inline void Vector<T>::store(EntryType *mem) const
+{
+ VectorHelper<VectorType>::store(mem, data(), Aligned);
+}
+
+template<typename T> inline void Vector<T>::store(EntryType *mem, const Mask &mask) const
+{
+ VectorHelper<VectorType>::store(mem, data(), mm128_reinterpret_cast<VectorType>(mask.data()), Aligned);
+}
+
+template<typename T> template<typename A> inline void Vector<T>::store(EntryType *mem, A align) const
+{
+ VectorHelper<VectorType>::store(mem, data(), align);
+}
+
+template<typename T> template<typename A> inline void Vector<T>::store(EntryType *mem, const Mask &mask, A align) const
+{
+ HV::store(mem, data(), mm128_reinterpret_cast<VectorType>(mask.data()), align);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// division {{{1
+template<typename T> inline INTRINSIC CONST Vector<T> &WriteMaskedVector<T>::operator/=(const Vector<T> &x)
+{
+ return operator=(*vec / x);
+}
+template<> inline INTRINSIC CONST int_v &WriteMaskedVector<int>::operator/=(const int_v &x)
+{
+ Vc_foreach_bit (int i, mask) {
+ vec->d.m(i) /= x.d.m(i);
+ }
+ return *vec;
+}
+template<> inline INTRINSIC CONST uint_v &WriteMaskedVector<unsigned int>::operator/=(const uint_v &x)
+{
+ Vc_foreach_bit (int i, mask) {
+ vec->d.m(i) /= x.d.m(i);
+ }
+ return *vec;
+}
+template<> inline INTRINSIC CONST short_v &WriteMaskedVector<short>::operator/=(const short_v &x)
+{
+ Vc_foreach_bit (int i, mask) {
+ vec->d.m(i) /= x.d.m(i);
+ }
+ return *vec;
+}
+template<> inline INTRINSIC CONST ushort_v &WriteMaskedVector<unsigned short>::operator/=(const ushort_v &x)
+{
+ Vc_foreach_bit (int i, mask) {
+ vec->d.m(i) /= x.d.m(i);
+ }
+ return *vec;
+}
+
+template<typename T> inline Vector<T> &Vector<T>::operator/=(EntryType x)
+{
+ if (VectorTraits<T>::HasVectorDivision) {
+ return operator/=(Vector<T>(x));
+ }
+ for_all_vector_entries(i,
+ d.m(i) /= x;
+ );
+ return *this;
+}
+
+template<typename T> template<typename TT> inline PURE INTRINSIC VC_EXACT_TYPE(TT, typename DetermineEntryType<T>::Type, Vector<T>) Vector<T>::operator/(TT x) const
+{
+ if (VectorTraits<T>::HasVectorDivision) {
+ return operator/(Vector<T>(x));
+ }
+ Vector<T> r;
+ for_all_vector_entries(i,
+ r.d.m(i) = d.m(i) / x;
+ );
+ return r;
+}
+
+template<typename T> inline Vector<T> &Vector<T>::operator/=(const Vector<T> &x)
+{
+ for_all_vector_entries(i,
+ d.m(i) /= x.d.m(i);
+ );
+ return *this;
+}
+
+template<typename T> inline Vector<T> Vector<T>::operator/(const Vector<T> &x) const
+{
+ Vector<T> r;
+ for_all_vector_entries(i,
+ r.d.m(i) = d.m(i) / x.d.m(i);
+ );
+ return r;
+}
+
+template<> inline Vector<short> &Vector<short>::operator/=(const Vector<short> &x)
+{
+ __m128 lo = _mm_cvtepi32_ps(VectorHelper<short>::expand0(d.v()));
+ __m128 hi = _mm_cvtepi32_ps(VectorHelper<short>::expand1(d.v()));
+ lo = _mm_div_ps(lo, _mm_cvtepi32_ps(VectorHelper<short>::expand0(x.d.v())));
+ hi = _mm_div_ps(hi, _mm_cvtepi32_ps(VectorHelper<short>::expand1(x.d.v())));
+ d.v() = _mm_packs_epi32(_mm_cvtps_epi32(lo), _mm_cvtps_epi32(hi));
+ return *this;
+}
+
+template<> inline Vector<short> ALWAYS_INLINE Vector<short>::operator/(const Vector<short> &x) const
+{
+ __m128 lo = _mm_cvtepi32_ps(VectorHelper<short>::expand0(d.v()));
+ __m128 hi = _mm_cvtepi32_ps(VectorHelper<short>::expand1(d.v()));
+ lo = _mm_div_ps(lo, _mm_cvtepi32_ps(VectorHelper<short>::expand0(x.d.v())));
+ hi = _mm_div_ps(hi, _mm_cvtepi32_ps(VectorHelper<short>::expand1(x.d.v())));
+ return _mm_packs_epi32(_mm_cvtps_epi32(lo), _mm_cvtps_epi32(hi));
+}
+
+template<> inline Vector<unsigned short> &Vector<unsigned short>::operator/=(const Vector<unsigned short> &x)
+{
+ __m128 lo = _mm_cvtepi32_ps(VectorHelper<short>::expand0(d.v()));
+ __m128 hi = _mm_cvtepi32_ps(VectorHelper<short>::expand1(d.v()));
+ lo = _mm_div_ps(lo, _mm_cvtepi32_ps(VectorHelper<short>::expand0(x.d.v())));
+ hi = _mm_div_ps(hi, _mm_cvtepi32_ps(VectorHelper<short>::expand1(x.d.v())));
+ d.v() = _mm_packs_epi32(_mm_cvtps_epi32(lo), _mm_cvtps_epi32(hi));
+ return *this;
+}
+
+template<> inline Vector<unsigned short> ALWAYS_INLINE Vector<unsigned short>::operator/(const Vector<unsigned short> &x) const
+{
+ __m128 lo = _mm_cvtepi32_ps(VectorHelper<short>::expand0(d.v()));
+ __m128 hi = _mm_cvtepi32_ps(VectorHelper<short>::expand1(d.v()));
+ lo = _mm_div_ps(lo, _mm_cvtepi32_ps(VectorHelper<short>::expand0(x.d.v())));
+ hi = _mm_div_ps(hi, _mm_cvtepi32_ps(VectorHelper<short>::expand1(x.d.v())));
+ return _mm_packs_epi32(_mm_cvtps_epi32(lo), _mm_cvtps_epi32(hi));
+}
+
+template<> inline Vector<float> &Vector<float>::operator/=(const Vector<float> &x)
+{
+ d.v() = _mm_div_ps(d.v(), x.d.v());
+ return *this;
+}
+
+template<> inline Vector<float> Vector<float>::operator/(const Vector<float> &x) const
+{
+ return _mm_div_ps(d.v(), x.d.v());
+}
+
+template<> inline Vector<float8> &Vector<float8>::operator/=(const Vector<float8> &x)
+{
+ d.v()[0] = _mm_div_ps(d.v()[0], x.d.v()[0]);
+ d.v()[1] = _mm_div_ps(d.v()[1], x.d.v()[1]);
+ return *this;
+}
+
+template<> inline Vector<float8> Vector<float8>::operator/(const Vector<float8> &x) const
+{
+ Vector<float8> r;
+ r.d.v()[0] = _mm_div_ps(d.v()[0], x.d.v()[0]);
+ r.d.v()[1] = _mm_div_ps(d.v()[1], x.d.v()[1]);
+ return r;
+}
+
+template<> inline Vector<double> &Vector<double>::operator/=(const Vector<double> &x)
+{
+ d.v() = _mm_div_pd(d.v(), x.d.v());
+ return *this;
+}
+
+template<> inline Vector<double> Vector<double>::operator/(const Vector<double> &x) const
+{
+ return _mm_div_pd(d.v(), x.d.v());
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// operator- {{{1
+template<> inline Vector<double> PURE ALWAYS_INLINE FLATTEN Vector<double>::operator-() const
+{
+ return _mm_xor_pd(d.v(), _mm_setsignmask_pd());
+}
+template<> inline Vector<float> PURE ALWAYS_INLINE FLATTEN Vector<float>::operator-() const
+{
+ return _mm_xor_ps(d.v(), _mm_setsignmask_ps());
+}
+template<> inline Vector<float8> PURE ALWAYS_INLINE FLATTEN Vector<float8>::operator-() const
+{
+ return M256::create(
+ _mm_xor_ps(d.v()[0], _mm_setsignmask_ps()),
+ _mm_xor_ps(d.v()[1], _mm_setsignmask_ps()));
+}
+template<> inline Vector<int> PURE ALWAYS_INLINE FLATTEN Vector<int>::operator-() const
+{
+#ifdef VC_IMPL_SSSE3
+ return _mm_sign_epi32(d.v(), _mm_setallone_si128());
+#else
+ return _mm_add_epi32(_mm_xor_si128(d.v(), _mm_setallone_si128()), _mm_setone_epi32());
+#endif
+}
+template<> inline Vector<int> PURE ALWAYS_INLINE FLATTEN Vector<unsigned int>::operator-() const
+{
+#ifdef VC_IMPL_SSSE3
+ return _mm_sign_epi32(d.v(), _mm_setallone_si128());
+#else
+ return _mm_add_epi32(_mm_xor_si128(d.v(), _mm_setallone_si128()), _mm_setone_epi32());
+#endif
+}
+template<> inline Vector<short> PURE ALWAYS_INLINE FLATTEN Vector<short>::operator-() const
+{
+#ifdef VC_IMPL_SSSE3
+ return _mm_sign_epi16(d.v(), _mm_setallone_si128());
+#else
+ return _mm_mullo_epi16(d.v(), _mm_setallone_si128());
+#endif
+}
+template<> inline Vector<short> PURE ALWAYS_INLINE FLATTEN Vector<unsigned short>::operator-() const
+{
+#ifdef VC_IMPL_SSSE3
+ return _mm_sign_epi16(d.v(), _mm_setallone_si128());
+#else
+ return _mm_mullo_epi16(d.v(), _mm_setallone_si128());
+#endif
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// integer ops {{{1
+#define OP_IMPL(T, symbol, fun) \
+template<> inline Vector<T> &Vector<T>::operator symbol##=(const Vector<T> &x) \
+{ \
+ d.v() = VectorHelper<T>::fun(d.v(), x.d.v()); \
+ return *this; \
+} \
+template<> inline Vector<T> Vector<T>::operator symbol(const Vector<T> &x) const \
+{ \
+ return VectorHelper<T>::fun(d.v(), x.d.v()); \
+}
+OP_IMPL(int, &, and_)
+OP_IMPL(int, |, or_)
+OP_IMPL(int, ^, xor_)
+OP_IMPL(unsigned int, &, and_)
+OP_IMPL(unsigned int, |, or_)
+OP_IMPL(unsigned int, ^, xor_)
+OP_IMPL(short, &, and_)
+OP_IMPL(short, |, or_)
+OP_IMPL(short, ^, xor_)
+OP_IMPL(unsigned short, &, and_)
+OP_IMPL(unsigned short, |, or_)
+OP_IMPL(unsigned short, ^, xor_)
+OP_IMPL(float, &, and_)
+OP_IMPL(float, |, or_)
+OP_IMPL(float, ^, xor_)
+OP_IMPL(float8, &, and_)
+OP_IMPL(float8, |, or_)
+OP_IMPL(float8, ^, xor_)
+OP_IMPL(double, &, and_)
+OP_IMPL(double, |, or_)
+OP_IMPL(double, ^, xor_)
+#undef OP_IMPL
+
+#ifdef VC_IMPL_XOP
+static inline INTRINSIC CONST __m128i shiftLeft (const int_v &value, const int_v &count) { return _mm_sha_epi32(value.data(), count.data()); }
+static inline INTRINSIC CONST __m128i shiftLeft (const uint_v &value, const uint_v &count) { return _mm_shl_epi32(value.data(), count.data()); }
+static inline INTRINSIC CONST __m128i shiftLeft (const short_v &value, const short_v &count) { return _mm_sha_epi16(value.data(), count.data()); }
+static inline INTRINSIC CONST __m128i shiftLeft (const ushort_v &value, const ushort_v &count) { return _mm_shl_epi16(value.data(), count.data()); }
+static inline INTRINSIC CONST __m128i shiftRight(const int_v &value, const int_v &count) { return shiftLeft(value, -count ); }
+static inline INTRINSIC CONST __m128i shiftRight(const uint_v &value, const uint_v &count) { return shiftLeft(value, uint_v(-count)); }
+static inline INTRINSIC CONST __m128i shiftRight(const short_v &value, const short_v &count) { return shiftLeft(value, -count ); }
+static inline INTRINSIC CONST __m128i shiftRight(const ushort_v &value, const ushort_v &count) { return shiftLeft(value, ushort_v(-count)); }
+
+#define _VC_OP(T, symbol, impl) \
+template<> inline INTRINSIC T &T::operator symbol##=(T::AsArg shift) \
+{ \
+ d.v() = impl(*this, shift); \
+ return *this; \
+} \
+template<> inline INTRINSIC T T::operator symbol (T::AsArg shift) const \
+{ \
+ return impl(*this, shift); \
+}
+VC_APPLY_2(VC_LIST_INT_VECTOR_TYPES, _VC_OP, <<, shiftLeft)
+VC_APPLY_2(VC_LIST_INT_VECTOR_TYPES, _VC_OP, >>, shiftRight)
+#undef _VC_OP
+#else
+#if defined(VC_GCC) && VC_GCC == 0x40600 && VC_IMPL_XOP
+#define VC_WORKAROUND_IN
+#define VC_WORKAROUND __attribute__((optimize("no-tree-vectorize"),weak))
+#else
+#define VC_WORKAROUND_IN inline
+#define VC_WORKAROUND INTRINSIC
+#endif
+
+#define OP_IMPL(T, symbol) \
+template<> VC_WORKAROUND_IN Vector<T> VC_WORKAROUND &Vector<T>::operator symbol##=(Vector<T>::AsArg x) \
+{ \
+ for_all_vector_entries(i, \
+ d.m(i) symbol##= x.d.m(i); \
+ ); \
+ return *this; \
+} \
+template<> inline Vector<T> Vector<T>::operator symbol(Vector<T>::AsArg x) const \
+{ \
+ Vector<T> r; \
+ for_all_vector_entries(i, \
+ r.d.m(i) = d.m(i) symbol x.d.m(i); \
+ ); \
+ return r; \
+}
+OP_IMPL(int, <<)
+OP_IMPL(int, >>)
+OP_IMPL(unsigned int, <<)
+OP_IMPL(unsigned int, >>)
+OP_IMPL(short, <<)
+OP_IMPL(short, >>)
+OP_IMPL(unsigned short, <<)
+OP_IMPL(unsigned short, >>)
+#undef OP_IMPL
+#undef VC_WORKAROUND
+#undef VC_WORKAROUND_IN
+#endif
+
+template<typename T> inline Vector<T> &Vector<T>::operator>>=(int shift) {
+ d.v() = VectorHelper<T>::shiftRight(d.v(), shift);
+ return *this;
+}
+template<typename T> inline Vector<T> Vector<T>::operator>>(int shift) const {
+ return VectorHelper<T>::shiftRight(d.v(), shift);
+}
+template<typename T> inline Vector<T> &Vector<T>::operator<<=(int shift) {
+ d.v() = VectorHelper<T>::shiftLeft(d.v(), shift);
+ return *this;
+}
+template<typename T> inline Vector<T> Vector<T>::operator<<(int shift) const {
+ return VectorHelper<T>::shiftLeft(d.v(), shift);
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// swizzles {{{1
+template<typename T> inline const Vector<T> INTRINSIC CONST &Vector<T>::abcd() const { return *this; }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::cdab() const { return Mem::permute<X2, X3, X0, X1>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::badc() const { return Mem::permute<X1, X0, X3, X2>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::aaaa() const { return Mem::permute<X0, X0, X0, X0>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::bbbb() const { return Mem::permute<X1, X1, X1, X1>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::cccc() const { return Mem::permute<X2, X2, X2, X2>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::dddd() const { return Mem::permute<X3, X3, X3, X3>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::bcad() const { return Mem::permute<X1, X2, X0, X3>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::bcda() const { return Mem::permute<X1, X2, X3, X0>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::dabc() const { return Mem::permute<X3, X0, X1, X2>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::acbd() const { return Mem::permute<X0, X2, X1, X3>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::dbca() const { return Mem::permute<X3, X1, X2, X0>(data()); }
+template<typename T> inline const Vector<T> INTRINSIC CONST Vector<T>::dcba() const { return Mem::permute<X3, X2, X1, X0>(data()); }
+
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::cdab() const { return M256::create(Mem::permute<X2, X3, X0, X1>(d.v()[0]), Mem::permute<X2, X3, X0, X1>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::badc() const { return M256::create(Mem::permute<X1, X0, X3, X2>(d.v()[0]), Mem::permute<X1, X0, X3, X2>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::aaaa() const { return M256::create(Mem::permute<X0, X0, X0, X0>(d.v()[0]), Mem::permute<X0, X0, X0, X0>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::bbbb() const { return M256::create(Mem::permute<X1, X1, X1, X1>(d.v()[0]), Mem::permute<X1, X1, X1, X1>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::cccc() const { return M256::create(Mem::permute<X2, X2, X2, X2>(d.v()[0]), Mem::permute<X2, X2, X2, X2>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::dddd() const { return M256::create(Mem::permute<X3, X3, X3, X3>(d.v()[0]), Mem::permute<X3, X3, X3, X3>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::bcad() const { return M256::create(Mem::permute<X1, X2, X0, X3>(d.v()[0]), Mem::permute<X1, X2, X0, X3>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::bcda() const { return M256::create(Mem::permute<X1, X2, X3, X0>(d.v()[0]), Mem::permute<X1, X2, X3, X0>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::dabc() const { return M256::create(Mem::permute<X3, X0, X1, X2>(d.v()[0]), Mem::permute<X3, X0, X1, X2>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::acbd() const { return M256::create(Mem::permute<X0, X2, X1, X3>(d.v()[0]), Mem::permute<X0, X2, X1, X3>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::dbca() const { return M256::create(Mem::permute<X3, X1, X2, X0>(d.v()[0]), Mem::permute<X3, X1, X2, X0>(d.v()[1])); }
+template<> inline const sfloat_v INTRINSIC CONST Vector<sfloat>::dcba() const { return M256::create(Mem::permute<X3, X2, X1, X0>(d.v()[0]), Mem::permute<X3, X2, X1, X0>(d.v()[1])); }
+
+#define VC_SWIZZLES_16BIT_IMPL(T) \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::cdab() const { return Mem::permute<X2, X3, X0, X1, X6, X7, X4, X5>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::badc() const { return Mem::permute<X1, X0, X3, X2, X5, X4, X7, X6>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::aaaa() const { return Mem::permute<X0, X0, X0, X0, X4, X4, X4, X4>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::bbbb() const { return Mem::permute<X1, X1, X1, X1, X5, X5, X5, X5>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::cccc() const { return Mem::permute<X2, X2, X2, X2, X6, X6, X6, X6>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::dddd() const { return Mem::permute<X3, X3, X3, X3, X7, X7, X7, X7>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::bcad() const { return Mem::permute<X1, X2, X0, X3, X5, X6, X4, X7>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::bcda() const { return Mem::permute<X1, X2, X3, X0, X5, X6, X7, X4>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::dabc() const { return Mem::permute<X3, X0, X1, X2, X7, X4, X5, X6>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::acbd() const { return Mem::permute<X0, X2, X1, X3, X4, X6, X5, X7>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::dbca() const { return Mem::permute<X3, X1, X2, X0, X7, X5, X6, X4>(data()); } \
+template<> inline const Vector<T> INTRINSIC CONST Vector<T>::dcba() const { return Mem::permute<X3, X2, X1, X0, X7, X6, X5, X4>(data()); }
+VC_SWIZZLES_16BIT_IMPL(short)
+VC_SWIZZLES_16BIT_IMPL(unsigned short)
+#undef VC_SWIZZLES_16BIT_IMPL
+
+// operators {{{1
+#include "../common/operators.h"
+// }}}1
+// gathers {{{1
+template<typename T> template<typename IndexT> inline ALWAYS_INLINE Vector<T>::Vector(const EntryType *mem, const IndexT *indexes)
+{
+ gather(mem, indexes);
+}
+template<typename T> template<typename IndexT> inline ALWAYS_INLINE Vector<T>::Vector(const EntryType *mem, const Vector<IndexT> indexes)
+{
+ gather(mem, indexes);
+}
+
+template<typename T> template<typename IndexT> inline ALWAYS_INLINE Vector<T>::Vector(const EntryType *mem, const IndexT *indexes, MaskArg mask)
+ : d(HT::zero())
+{
+ gather(mem, indexes, mask);
+}
+
+template<typename T> template<typename IndexT> inline ALWAYS_INLINE Vector<T>::Vector(const EntryType *mem, const Vector<IndexT> indexes, MaskArg mask)
+ : d(HT::zero())
+{
+ gather(mem, indexes, mask);
+}
+
+template<typename T> template<typename S1, typename IT> inline ALWAYS_INLINE Vector<T>::Vector(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ gather(array, member1, indexes);
+}
+template<typename T> template<typename S1, typename IT> inline ALWAYS_INLINE Vector<T>::Vector(const S1 *array, const EntryType S1::* member1, const IT indexes, MaskArg mask)
+ : d(HT::zero())
+{
+ gather(array, member1, indexes, mask);
+}
+template<typename T> template<typename S1, typename S2, typename IT> inline ALWAYS_INLINE Vector<T>::Vector(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ gather(array, member1, member2, indexes);
+}
+template<typename T> template<typename S1, typename S2, typename IT> inline ALWAYS_INLINE Vector<T>::Vector(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes, MaskArg mask)
+ : d(HT::zero())
+{
+ gather(array, member1, member2, indexes, mask);
+}
+template<typename T> template<typename S1, typename IT1, typename IT2> inline ALWAYS_INLINE Vector<T>::Vector(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ gather(array, ptrMember1, outerIndexes, innerIndexes);
+}
+template<typename T> template<typename S1, typename IT1, typename IT2> inline ALWAYS_INLINE Vector<T>::Vector(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes, MaskArg mask)
+ : d(HT::zero())
+{
+ gather(array, ptrMember1, outerIndexes, innerIndexes, mask);
+}
+
+template<typename T, size_t Size> struct IndexSizeChecker { static void check() {} };
+template<typename T, size_t Size> struct IndexSizeChecker<Vector<T>, Size>
+{
+ static void check() {
+ VC_STATIC_ASSERT(Vector<T>::Size >= Size, IndexVector_must_have_greater_or_equal_number_of_entries);
+ }
+};
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<double>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v() = _mm_setr_pd(mem[indexes[0]], mem[indexes[1]]);
+}
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<float>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v() = _mm_setr_ps(mem[indexes[0]], mem[indexes[1]], mem[indexes[2]], mem[indexes[3]]);
+}
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<float8>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v()[0] = _mm_setr_ps(mem[indexes[0]], mem[indexes[1]], mem[indexes[2]], mem[indexes[3]]);
+ d.v()[1] = _mm_setr_ps(mem[indexes[4]], mem[indexes[5]], mem[indexes[6]], mem[indexes[7]]);
+}
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<int>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v() = _mm_setr_epi32(mem[indexes[0]], mem[indexes[1]], mem[indexes[2]], mem[indexes[3]]);
+}
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<unsigned int>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v() = _mm_setr_epi32(mem[indexes[0]], mem[indexes[1]], mem[indexes[2]], mem[indexes[3]]);
+}
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<short>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v() = _mm_setr_epi16(mem[indexes[0]], mem[indexes[1]], mem[indexes[2]], mem[indexes[3]],
+ mem[indexes[4]], mem[indexes[5]], mem[indexes[6]], mem[indexes[7]]);
+}
+template<> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<unsigned short>::gather(const EntryType *mem, const Index indexes)
+{
+ IndexSizeChecker<Index, Size>::check();
+ d.v() = _mm_setr_epi16(mem[indexes[0]], mem[indexes[1]], mem[indexes[2]], mem[indexes[3]],
+ mem[indexes[4]], mem[indexes[5]], mem[indexes[6]], mem[indexes[7]]);
+}
+
+#ifdef VC_USE_SET_GATHERS
+template<typename T> template<typename IT> inline void ALWAYS_INLINE Vector<T>::gather(const EntryType *mem, Vector<IT> indexes, MaskArg mask)
+{
+ IndexSizeChecker<Vector<IT>, Size>::check();
+ indexes.setZero(!static_cast<typename Vector<IT>::Mask>(mask));
+ (*this)(mask) = Vector<T>(mem, indexes);
+}
+#endif
+
+#ifdef VC_USE_BSF_GATHERS
+#define VC_MASKED_GATHER \
+ int bits = mask.toInt(); \
+ while (bits) { \
+ const int i = _bit_scan_forward(bits); \
+ bits &= ~(1 << i); /* btr? */ \
+ d.m(i) = ith_value(i); \
+ }
+#elif defined(VC_USE_POPCNT_BSF_GATHERS)
+#define VC_MASKED_GATHER \
+ unsigned int bits = mask.toInt(); \
+ unsigned int low, high = 0; \
+ switch (mask.count()) { \
+ case 8: \
+ high = _bit_scan_reverse(bits); \
+ d.m(high) = ith_value(high); \
+ high = (1 << high); \
+ case 7: \
+ low = _bit_scan_forward(bits); \
+ bits ^= high | (1 << low); \
+ d.m(low) = ith_value(low); \
+ case 6: \
+ high = _bit_scan_reverse(bits); \
+ d.m(high) = ith_value(high); \
+ high = (1 << high); \
+ case 5: \
+ low = _bit_scan_forward(bits); \
+ bits ^= high | (1 << low); \
+ d.m(low) = ith_value(low); \
+ case 4: \
+ high = _bit_scan_reverse(bits); \
+ d.m(high) = ith_value(high); \
+ high = (1 << high); \
+ case 3: \
+ low = _bit_scan_forward(bits); \
+ bits ^= high | (1 << low); \
+ d.m(low) = ith_value(low); \
+ case 2: \
+ high = _bit_scan_reverse(bits); \
+ d.m(high) = ith_value(high); \
+ case 1: \
+ low = _bit_scan_forward(bits); \
+ d.m(low) = ith_value(low); \
+ case 0: \
+ break; \
+ }
+#else
+#define VC_MASKED_GATHER \
+ if (mask.isEmpty()) { \
+ return; \
+ } \
+ for_all_vector_entries(i, \
+ if (mask[i]) d.m(i) = ith_value(i); \
+ );
+#endif
+
+template<typename T> template<typename Index>
+inline void INTRINSIC Vector<T>::gather(const EntryType *mem, Index indexes, MaskArg mask)
+{
+ IndexSizeChecker<Index, Size>::check();
+#define ith_value(_i_) (mem[indexes[_i_]])
+ VC_MASKED_GATHER
+#undef ith_value
+}
+
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<double>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_pd(array[indexes[0]].*(member1), array[indexes[1]].*(member1));
+}
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<float>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_ps(array[indexes[0]].*(member1), array[indexes[1]].*(member1), array[indexes[2]].*(member1),
+ array[indexes[3]].*(member1));
+}
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<float8>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v()[0] = _mm_setr_ps(array[indexes[0]].*(member1), array[indexes[1]].*(member1), array[indexes[2]].*(member1),
+ array[indexes[3]].*(member1));
+ d.v()[1] = _mm_setr_ps(array[indexes[4]].*(member1), array[indexes[5]].*(member1), array[indexes[6]].*(member1),
+ array[indexes[7]].*(member1));
+}
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<int>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi32(array[indexes[0]].*(member1), array[indexes[1]].*(member1), array[indexes[2]].*(member1),
+ array[indexes[3]].*(member1));
+}
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<unsigned int>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi32(array[indexes[0]].*(member1), array[indexes[1]].*(member1), array[indexes[2]].*(member1),
+ array[indexes[3]].*(member1));
+}
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<short>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi16(array[indexes[0]].*(member1), array[indexes[1]].*(member1), array[indexes[2]].*(member1),
+ array[indexes[3]].*(member1), array[indexes[4]].*(member1), array[indexes[5]].*(member1),
+ array[indexes[6]].*(member1), array[indexes[7]].*(member1));
+}
+template<> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<unsigned short>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi16(array[indexes[0]].*(member1), array[indexes[1]].*(member1), array[indexes[2]].*(member1),
+ array[indexes[3]].*(member1), array[indexes[4]].*(member1), array[indexes[5]].*(member1),
+ array[indexes[6]].*(member1), array[indexes[7]].*(member1));
+}
+template<typename T> template<typename S1, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<T>::gather(const S1 *array, const EntryType S1::* member1, const IT indexes, MaskArg mask)
+{
+ IndexSizeChecker<IT, Size>::check();
+#define ith_value(_i_) (array[indexes[_i_]].*(member1))
+ VC_MASKED_GATHER
+#undef ith_value
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<double>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_pd(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2));
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<float>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_ps(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2), array[indexes[2]].*(member1).*(member2),
+ array[indexes[3]].*(member1).*(member2));
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<float8>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v()[0] = _mm_setr_ps(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2),
+ array[indexes[2]].*(member1).*(member2), array[indexes[3]].*(member1).*(member2));
+ d.v()[1] = _mm_setr_ps(array[indexes[4]].*(member1).*(member2), array[indexes[5]].*(member1).*(member2),
+ array[indexes[6]].*(member1).*(member2), array[indexes[7]].*(member1).*(member2));
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<int>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi32(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2),
+ array[indexes[2]].*(member1).*(member2), array[indexes[3]].*(member1).*(member2));
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<unsigned int>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi32(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2),
+ array[indexes[2]].*(member1).*(member2), array[indexes[3]].*(member1).*(member2));
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<short>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi16(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2), array[indexes[2]].*(member1).*(member2),
+ array[indexes[3]].*(member1).*(member2), array[indexes[4]].*(member1).*(member2), array[indexes[5]].*(member1).*(member2),
+ array[indexes[6]].*(member1).*(member2), array[indexes[7]].*(member1).*(member2));
+}
+template<> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<unsigned short>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes)
+{
+ IndexSizeChecker<IT, Size>::check();
+ d.v() = _mm_setr_epi16(array[indexes[0]].*(member1).*(member2), array[indexes[1]].*(member1).*(member2), array[indexes[2]].*(member1).*(member2),
+ array[indexes[3]].*(member1).*(member2), array[indexes[4]].*(member1).*(member2), array[indexes[5]].*(member1).*(member2),
+ array[indexes[6]].*(member1).*(member2), array[indexes[7]].*(member1).*(member2));
+}
+template<typename T> template<typename S1, typename S2, typename IT>
+inline void ALWAYS_INLINE FLATTEN Vector<T>::gather(const S1 *array, const S2 S1::* member1, const EntryType S2::* member2, const IT indexes, MaskArg mask)
+{
+ IndexSizeChecker<IT, Size>::check();
+#define ith_value(_i_) (array[indexes[_i_]].*(member1).*(member2))
+ VC_MASKED_GATHER
+#undef ith_value
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<double>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v() = _mm_setr_pd((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]],
+ (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]]);
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<float>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v() = _mm_setr_ps((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]], (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]],
+ (array[outerIndexes[2]].*(ptrMember1))[innerIndexes[2]], (array[outerIndexes[3]].*(ptrMember1))[innerIndexes[3]]);
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<float8>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v()[0] = _mm_setr_ps((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]], (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]],
+ (array[outerIndexes[2]].*(ptrMember1))[innerIndexes[2]], (array[outerIndexes[3]].*(ptrMember1))[innerIndexes[3]]);
+ d.v()[1] = _mm_setr_ps((array[outerIndexes[4]].*(ptrMember1))[innerIndexes[4]], (array[outerIndexes[5]].*(ptrMember1))[innerIndexes[5]],
+ (array[outerIndexes[6]].*(ptrMember1))[innerIndexes[6]], (array[outerIndexes[7]].*(ptrMember1))[innerIndexes[7]]);
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<int>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v() = _mm_setr_epi32((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]], (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]],
+ (array[outerIndexes[2]].*(ptrMember1))[innerIndexes[2]], (array[outerIndexes[3]].*(ptrMember1))[innerIndexes[3]]);
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<unsigned int>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v() = _mm_setr_epi32((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]], (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]],
+ (array[outerIndexes[2]].*(ptrMember1))[innerIndexes[2]], (array[outerIndexes[3]].*(ptrMember1))[innerIndexes[3]]);
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<short>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v() = _mm_setr_epi16((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]], (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]],
+ (array[outerIndexes[2]].*(ptrMember1))[innerIndexes[2]], (array[outerIndexes[3]].*(ptrMember1))[innerIndexes[3]],
+ (array[outerIndexes[4]].*(ptrMember1))[innerIndexes[4]], (array[outerIndexes[5]].*(ptrMember1))[innerIndexes[5]],
+ (array[outerIndexes[6]].*(ptrMember1))[innerIndexes[6]], (array[outerIndexes[7]].*(ptrMember1))[innerIndexes[7]]);
+}
+template<> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<unsigned short>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+ d.v() = _mm_setr_epi16((array[outerIndexes[0]].*(ptrMember1))[innerIndexes[0]], (array[outerIndexes[1]].*(ptrMember1))[innerIndexes[1]],
+ (array[outerIndexes[2]].*(ptrMember1))[innerIndexes[2]], (array[outerIndexes[3]].*(ptrMember1))[innerIndexes[3]],
+ (array[outerIndexes[4]].*(ptrMember1))[innerIndexes[4]], (array[outerIndexes[5]].*(ptrMember1))[innerIndexes[5]],
+ (array[outerIndexes[6]].*(ptrMember1))[innerIndexes[6]], (array[outerIndexes[7]].*(ptrMember1))[innerIndexes[7]]);
+}
+template<typename T> template<typename S1, typename IT1, typename IT2>
+inline void ALWAYS_INLINE FLATTEN Vector<T>::gather(const S1 *array, const EntryType *const S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes, MaskArg mask)
+{
+ IndexSizeChecker<IT1, Size>::check();
+ IndexSizeChecker<IT2, Size>::check();
+#define ith_value(_i_) (array[outerIndexes[_i_]].*(ptrMember1))[innerIndexes[_i_]]
+ VC_MASKED_GATHER
+#undef ith_value
+}
+// scatters {{{1
+#undef VC_MASKED_GATHER
+#ifdef VC_USE_BSF_SCATTERS
+#define VC_MASKED_SCATTER \
+ int bits = mask.toInt(); \
+ while (bits) { \
+ const int i = _bit_scan_forward(bits); \
+ bits ^= (1 << i); /* btr? */ \
+ ith_value(i) = d.m(i); \
+ }
+#elif defined(VC_USE_POPCNT_BSF_SCATTERS)
+#define VC_MASKED_SCATTER \
+ unsigned int bits = mask.toInt(); \
+ unsigned int low, high = 0; \
+ switch (mask.count()) { \
+ case 8: \
+ high = _bit_scan_reverse(bits); \
+ ith_value(high) = d.m(high); \
+ high = (1 << high); \
+ case 7: \
+ low = _bit_scan_forward(bits); \
+ bits ^= high | (1 << low); \
+ ith_value(low) = d.m(low); \
+ case 6: \
+ high = _bit_scan_reverse(bits); \
+ ith_value(high) = d.m(high); \
+ high = (1 << high); \
+ case 5: \
+ low = _bit_scan_forward(bits); \
+ bits ^= high | (1 << low); \
+ ith_value(low) = d.m(low); \
+ case 4: \
+ high = _bit_scan_reverse(bits); \
+ ith_value(high) = d.m(high); \
+ high = (1 << high); \
+ case 3: \
+ low = _bit_scan_forward(bits); \
+ bits ^= high | (1 << low); \
+ ith_value(low) = d.m(low); \
+ case 2: \
+ high = _bit_scan_reverse(bits); \
+ ith_value(high) = d.m(high); \
+ case 1: \
+ low = _bit_scan_forward(bits); \
+ ith_value(low) = d.m(low); \
+ case 0: \
+ break; \
+ }
+#else
+#define VC_MASKED_SCATTER \
+ if (mask.isEmpty()) { \
+ return; \
+ } \
+ for_all_vector_entries(i, \
+ if (mask[i]) ith_value(i) = d.m(i); \
+ );
+#endif
+
+template<typename T> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(EntryType *mem, const Index indexes) const
+{
+ for_all_vector_entries(i,
+ mem[indexes[i]] = d.m(i);
+ );
+}
+template<typename T> template<typename Index> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(EntryType *mem, const Index indexes, MaskArg mask) const
+{
+#define ith_value(_i_) mem[indexes[_i_]]
+ VC_MASKED_SCATTER
+#undef ith_value
+}
+template<typename T> template<typename S1, typename IT> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(S1 *array, EntryType S1::* member1, const IT indexes) const
+{
+ for_all_vector_entries(i,
+ array[indexes[i]].*(member1) = d.m(i);
+ );
+}
+template<typename T> template<typename S1, typename IT> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(S1 *array, EntryType S1::* member1, const IT indexes, MaskArg mask) const
+{
+#define ith_value(_i_) array[indexes[_i_]].*(member1)
+ VC_MASKED_SCATTER
+#undef ith_value
+}
+template<typename T> template<typename S1, typename S2, typename IT> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(S1 *array, S2 S1::* member1, EntryType S2::* member2, const IT indexes) const
+{
+ for_all_vector_entries(i,
+ array[indexes[i]].*(member1).*(member2) = d.m(i);
+ );
+}
+template<typename T> template<typename S1, typename S2, typename IT> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(S1 *array, S2 S1::* member1, EntryType S2::* member2, const IT indexes, MaskArg mask) const
+{
+#define ith_value(_i_) array[indexes[_i_]].*(member1).*(member2)
+ VC_MASKED_SCATTER
+#undef ith_value
+}
+template<typename T> template<typename S1, typename IT1, typename IT2> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(S1 *array, EntryType *S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes) const
+{
+ for_all_vector_entries(i,
+ (array[innerIndexes[i]].*(ptrMember1))[outerIndexes[i]] = d.m(i);
+ );
+}
+template<typename T> template<typename S1, typename IT1, typename IT2> inline void ALWAYS_INLINE FLATTEN Vector<T>::scatter(S1 *array, EntryType *S1::* ptrMember1, const IT1 outerIndexes, const IT2 innerIndexes, MaskArg mask) const
+{
+#define ith_value(_i_) (array[outerIndexes[_i_]].*(ptrMember1))[innerIndexes[_i_]]
+ VC_MASKED_SCATTER
+#undef ith_value
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// operator[] {{{1
+template<typename T> inline typename Vector<T>::EntryType PURE INTRINSIC Vector<T>::operator[](size_t index) const
+{
+ return d.m(index);
+}
+#ifdef VC_GCC
+template<> inline double PURE INTRINSIC Vector<double>::operator[](size_t index) const
+{
+ if (__builtin_constant_p(index)) {
+ return extract_double_imm(d.v(), index);
+ }
+ return d.m(index);
+}
+template<> inline float PURE INTRINSIC Vector<float>::operator[](size_t index) const
+{
+ return extract_float(d.v(), index);
+}
+template<> inline float PURE INTRINSIC Vector<float8>::operator[](size_t index) const
+{
+ if (__builtin_constant_p(index)) {
+ if (index < 4) {
+ return extract_float_imm(d.v()[0], index);
+ }
+ return extract_float_imm(d.v()[1], index - 4);
+ }
+ return d.m(index);
+}
+template<> inline int PURE INTRINSIC Vector<int>::operator[](size_t index) const
+{
+ if (__builtin_constant_p(index)) {
+#if VC_GCC >= 0x40601 || !defined(VC_USE_VEX_CODING) // GCC < 4.6.1 incorrectly uses vmovq instead of movq for the following
+#ifdef __x86_64__
+ if (index == 0) return _mm_cvtsi128_si64(d.v()) & 0xFFFFFFFFull;
+ if (index == 1) return _mm_cvtsi128_si64(d.v()) >> 32;
+#else
+ if (index == 0) return _mm_cvtsi128_si32(d.v());
+#endif
+#endif
+#ifdef VC_IMPL_SSE4_1
+ return _mm_extract_epi32(d.v(), index);
+#else
+ return _mm_cvtsi128_si32(_mm_srli_si128(d.v(), index * 4));
+#endif
+ }
+ return d.m(index);
+}
+template<> inline unsigned int PURE INTRINSIC Vector<unsigned int>::operator[](size_t index) const
+{
+ if (__builtin_constant_p(index)) {
+#if VC_GCC >= 0x40601 || !defined(VC_USE_VEX_CODING) // GCC < 4.6.1 incorrectly uses vmovq instead of movq for the following
+#ifdef __x86_64__
+ if (index == 0) return _mm_cvtsi128_si64(d.v()) & 0xFFFFFFFFull;
+ if (index == 1) return _mm_cvtsi128_si64(d.v()) >> 32;
+#else
+ if (index == 0) return _mm_cvtsi128_si32(d.v());
+#endif
+#endif
+#ifdef VC_IMPL_SSE4_1
+ return _mm_extract_epi32(d.v(), index);
+#else
+ return _mm_cvtsi128_si32(_mm_srli_si128(d.v(), index * 4));
+#endif
+ }
+ return d.m(index);
+}
+template<> inline short PURE INTRINSIC Vector<short>::operator[](size_t index) const
+{
+ if (__builtin_constant_p(index)) {
+ return _mm_extract_epi16(d.v(), index);
+ }
+ return d.m(index);
+}
+template<> inline unsigned short PURE INTRINSIC Vector<unsigned short>::operator[](size_t index) const
+{
+ if (__builtin_constant_p(index)) {
+ return _mm_extract_epi16(d.v(), index);
+ }
+ return d.m(index);
+}
+#endif // GCC
+///////////////////////////////////////////////////////////////////////////////////////////
+// horizontal ops {{{1
+#ifndef VC_IMPL_SSE4_1
+// without SSE4.1 integer multiplication is slow and we rather multiply the scalars
+template<> inline int INTRINSIC Vector<int>::product() const
+{
+ return (d.m(0) * d.m(1)) * (d.m(2) * d.m(3));
+}
+template<> inline unsigned int INTRINSIC Vector<unsigned int>::product() const
+{
+ return (d.m(0) * d.m(1)) * (d.m(2) * d.m(3));
+}
+#endif
+template<typename T> inline typename Vector<T>::EntryType Vector<T>::min(MaskArg m) const
+{
+ Vector<T> tmp = std::numeric_limits<Vector<T> >::max();
+ tmp(m) = *this;
+ return tmp.min();
+}
+template<typename T> inline typename Vector<T>::EntryType Vector<T>::max(MaskArg m) const
+{
+ Vector<T> tmp = std::numeric_limits<Vector<T> >::min();
+ tmp(m) = *this;
+ return tmp.max();
+}
+template<typename T> inline typename Vector<T>::EntryType Vector<T>::product(MaskArg m) const
+{
+ Vector<T> tmp(VectorSpecialInitializerOne::One);
+ tmp(m) = *this;
+ return tmp.product();
+}
+template<typename T> inline typename Vector<T>::EntryType Vector<T>::sum(MaskArg m) const
+{
+ Vector<T> tmp(VectorSpecialInitializerZero::Zero);
+ tmp(m) = *this;
+ return tmp.sum();
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// copySign {{{1
+template<> inline Vector<float> INTRINSIC Vector<float>::copySign(Vector<float>::AsArg reference) const
+{
+ return _mm_or_ps(
+ _mm_and_ps(reference.d.v(), _mm_setsignmask_ps()),
+ _mm_and_ps(d.v(), _mm_setabsmask_ps())
+ );
+}
+template<> inline Vector<float8> INTRINSIC Vector<float8>::copySign(Vector<float8>::AsArg reference) const
+{
+ return M256::create( _mm_or_ps(
+ _mm_and_ps(reference.d.v()[0], _mm_setsignmask_ps()),
+ _mm_and_ps(d.v()[0], _mm_setabsmask_ps())
+ ), _mm_or_ps(
+ _mm_and_ps(reference.d.v()[1], _mm_setsignmask_ps()),
+ _mm_and_ps(d.v()[1], _mm_setabsmask_ps())
+ )
+ );
+}
+template<> inline Vector<double> INTRINSIC Vector<double>::copySign(Vector<double>::AsArg reference) const
+{
+ return _mm_or_pd(
+ _mm_and_pd(reference.d.v(), _mm_setsignmask_pd()),
+ _mm_and_pd(d.v(), _mm_setabsmask_pd())
+ );
+}//}}}1
+// exponent {{{1
+template<> inline Vector<float> INTRINSIC Vector<float>::exponent() const
+{
+ VC_ASSERT((*this > 0.f).isFull());
+ __m128i tmp = _mm_srli_epi32(_mm_castps_si128(d.v()), 23);
+ tmp = _mm_sub_epi32(tmp, _mm_set1_epi32(0x7f));
+ return _mm_cvtepi32_ps(tmp);
+}
+template<> inline Vector<float8> INTRINSIC Vector<float8>::exponent() const
+{
+ VC_ASSERT((*this > 0.f).isFull());
+ __m128i tmp0 = _mm_srli_epi32(_mm_castps_si128(d.v()[0]), 23);
+ __m128i tmp1 = _mm_srli_epi32(_mm_castps_si128(d.v()[1]), 23);
+ tmp0 = _mm_sub_epi32(tmp0, _mm_set1_epi32(0x7f));
+ tmp1 = _mm_sub_epi32(tmp1, _mm_set1_epi32(0x7f));
+ return M256::create( _mm_cvtepi32_ps(tmp0), _mm_cvtepi32_ps(tmp1));
+}
+template<> inline Vector<double> INTRINSIC Vector<double>::exponent() const
+{
+ VC_ASSERT((*this > 0.).isFull());
+ __m128i tmp = _mm_srli_epi64(_mm_castpd_si128(d.v()), 52);
+ tmp = _mm_sub_epi32(tmp, _mm_set1_epi32(0x3ff));
+ return _mm_cvtepi32_pd(_mm_shuffle_epi32(tmp, 0x08));
+}
+// }}}1
+// Random {{{1
+static inline ALWAYS_INLINE void _doRandomStep(Vector<unsigned int> &state0,
+ Vector<unsigned int> &state1)
+{
+ state0.load(&Vc::RandomState[0]);
+ state1.load(&Vc::RandomState[uint_v::Size]);
+ (state1 * 0xdeece66du + 11).store(&Vc::RandomState[uint_v::Size]);
+ uint_v(_mm_xor_si128((state0 * 0xdeece66du + 11).data(), _mm_srli_epi32(state1.data(), 16))).store(&Vc::RandomState[0]);
+}
+
+template<typename T> inline ALWAYS_INLINE Vector<T> Vector<T>::Random()
+{
+ Vector<unsigned int> state0, state1;
+ _doRandomStep(state0, state1);
+ return state0.reinterpretCast<Vector<T> >();
+}
+
+template<> inline ALWAYS_INLINE Vector<float> Vector<float>::Random()
+{
+ Vector<unsigned int> state0, state1;
+ _doRandomStep(state0, state1);
+ return _mm_sub_ps(_mm_or_ps(_mm_castsi128_ps(_mm_srli_epi32(state0.data(), 2)), HT::one()), HT::one());
+}
+
+template<> inline ALWAYS_INLINE Vector<float8> Vector<float8>::Random()
+{
+ Vector<unsigned int> state0, state1;
+ _doRandomStep(state0, state1);
+ state1 ^= state0 >> 16;
+ return M256::create(
+ _mm_sub_ps(_mm_or_ps(_mm_castsi128_ps(_mm_srli_epi32(state0.data(), 2)), VectorHelper<float>::one()), VectorHelper<float>::one()),
+ _mm_sub_ps(_mm_or_ps(_mm_castsi128_ps(_mm_srli_epi32(state1.data(), 2)), VectorHelper<float>::one()), VectorHelper<float>::one())
+ );
+}
+
+template<> inline ALWAYS_INLINE Vector<double> Vector<double>::Random()
+{
+ typedef unsigned long long uint64 MAY_ALIAS;
+ uint64 state0 = *reinterpret_cast<const uint64 *>(&Vc::RandomState[8]);
+ uint64 state1 = *reinterpret_cast<const uint64 *>(&Vc::RandomState[10]);
+ const __m128i state = _mm_load_si128(reinterpret_cast<const __m128i *>(&Vc::RandomState[8]));
+ *reinterpret_cast<uint64 *>(&Vc::RandomState[ 8]) = (state0 * 0x5deece66dull + 11);
+ *reinterpret_cast<uint64 *>(&Vc::RandomState[10]) = (state1 * 0x5deece66dull + 11);
+ return (Vector<double>(_mm_castsi128_pd(_mm_srli_epi64(state, 12))) | One()) - One();
+}
+// }}}1
+} // namespace SSE
+} // namespace Vc
+
+#include "undomacros.h"
+
+// vim: foldmethod=marker