11 #ifndef EIGEN_COMPLEX32_ALTIVEC_H 12 #define EIGEN_COMPLEX32_ALTIVEC_H 18 static Packet2ul p2ul_CONJ_XOR1 = (Packet2ul) vec_sld((Packet4ui) p2d_ZERO_, (Packet4ui) p2l_ZERO, 8);
19 static Packet2ul p2ul_CONJ_XOR2 = (Packet2ul) vec_sld((Packet4ui) p2l_ZERO, (Packet4ui) p2d_ZERO_, 8);
23 EIGEN_STRONG_INLINE Packet1cd() {}
24 EIGEN_STRONG_INLINE
explicit Packet1cd(
const Packet2d& a) : v(a) {}
30 EIGEN_STRONG_INLINE Packet2cf() {}
31 EIGEN_STRONG_INLINE
explicit Packet2cf(
const Packet4f& a) : v(a) {}
38 template<>
struct packet_traits<
std::complex<float> > : default_packet_traits
40 typedef Packet2cf type;
41 typedef Packet2cf half;
63 template<>
struct packet_traits<
std::complex<double> > : default_packet_traits
65 typedef Packet1cd type;
66 typedef Packet1cd half;
86 template<>
struct unpacket_traits<Packet2cf> {
typedef std::complex<float> type;
enum {size=2, alignment=
Aligned16};
typedef Packet2cf half; };
87 template<>
struct unpacket_traits<Packet1cd> {
typedef std::complex<double> type;
enum {size=1, alignment=
Aligned16};
typedef Packet1cd half; };
90 EIGEN_STRONG_INLINE
void ptranspose(PacketBlock<Packet2cf,2>& kernel);
92 template<> EIGEN_STRONG_INLINE Packet2cf pload <Packet2cf>(
const std::complex<float>* from) { EIGEN_DEBUG_ALIGNED_LOAD
return Packet2cf(pload<Packet4f>((
const float*)from)); }
93 template<> EIGEN_STRONG_INLINE Packet1cd pload <Packet1cd>(
const std::complex<double>* from) { EIGEN_DEBUG_ALIGNED_LOAD
return Packet1cd(pload<Packet2d>((
const double*)from)); }
94 template<> EIGEN_STRONG_INLINE Packet2cf ploadu<Packet2cf>(
const std::complex<float>* from) { EIGEN_DEBUG_UNALIGNED_LOAD
return Packet2cf(ploadu<Packet4f>((
const float*)from)); }
95 template<> EIGEN_STRONG_INLINE Packet1cd ploadu<Packet1cd>(
const std::complex<double>* from) { EIGEN_DEBUG_UNALIGNED_LOAD
return Packet1cd(ploadu<Packet2d>((
const double*)from)); }
96 template<> EIGEN_STRONG_INLINE
void pstore <std::complex<float> >(std::complex<float> * to,
const Packet2cf& from) { EIGEN_DEBUG_ALIGNED_STORE pstore((
float*)to, from.v); }
97 template<> EIGEN_STRONG_INLINE
void pstore <std::complex<double> >(std::complex<double> * to,
const Packet1cd& from) { EIGEN_DEBUG_ALIGNED_STORE pstore((
double*)to, from.v); }
98 template<> EIGEN_STRONG_INLINE
void pstoreu<std::complex<float> >(std::complex<float> * to,
const Packet2cf& from) { EIGEN_DEBUG_UNALIGNED_STORE pstoreu((
float*)to, from.v); }
99 template<> EIGEN_STRONG_INLINE
void pstoreu<std::complex<double> >(std::complex<double> * to,
const Packet1cd& from) { EIGEN_DEBUG_UNALIGNED_STORE pstoreu((
double*)to, from.v); }
101 template<> EIGEN_STRONG_INLINE Packet1cd pset1<Packet1cd>(
const std::complex<double>& from)
102 {
return ploadu<Packet1cd>(&from); }
104 template<> EIGEN_STRONG_INLINE Packet2cf pset1<Packet2cf>(
const std::complex<float>& from)
107 res.cd[0] = Packet1cd(vec_ld2f((
const float *)&from));
108 res.cd[1] = res.cd[0];
111 template<> EIGEN_DEVICE_FUNC
inline Packet2cf pgather<std::complex<float>, Packet2cf>(
const std::complex<float>* from,
Index stride)
113 std::complex<float> EIGEN_ALIGN16 af[2];
114 af[0] = from[0*stride];
115 af[1] = from[1*stride];
116 return pload<Packet2cf>(af);
118 template<> EIGEN_DEVICE_FUNC
inline Packet1cd pgather<std::complex<double>, Packet1cd>(
const std::complex<double>* from,
Index stride EIGEN_UNUSED)
120 return pload<Packet1cd>(from);
122 template<> EIGEN_DEVICE_FUNC
inline void pscatter<std::complex<float>, Packet2cf>(std::complex<float>* to,
const Packet2cf& from,
Index stride)
124 std::complex<float> EIGEN_ALIGN16 af[2];
125 pstore<std::complex<float> >((std::complex<float> *) af, from);
126 to[0*stride] = af[0];
127 to[1*stride] = af[1];
129 template<> EIGEN_DEVICE_FUNC
inline void pscatter<std::complex<double>, Packet1cd>(std::complex<double>* to,
const Packet1cd& from,
Index stride EIGEN_UNUSED)
131 pstore<std::complex<double> >(to, from);
134 template<> EIGEN_STRONG_INLINE Packet2cf padd<Packet2cf>(
const Packet2cf& a,
const Packet2cf& b) {
return Packet2cf(padd<Packet4f>(a.v, b.v)); }
135 template<> EIGEN_STRONG_INLINE Packet1cd padd<Packet1cd>(
const Packet1cd& a,
const Packet1cd& b) {
return Packet1cd(a.v + b.v); }
136 template<> EIGEN_STRONG_INLINE Packet2cf psub<Packet2cf>(
const Packet2cf& a,
const Packet2cf& b) {
return Packet2cf(psub<Packet4f>(a.v, b.v)); }
137 template<> EIGEN_STRONG_INLINE Packet1cd psub<Packet1cd>(
const Packet1cd& a,
const Packet1cd& b) {
return Packet1cd(a.v - b.v); }
138 template<> EIGEN_STRONG_INLINE Packet1cd pnegate(
const Packet1cd& a) {
return Packet1cd(pnegate(Packet2d(a.v))); }
139 template<> EIGEN_STRONG_INLINE Packet2cf pnegate(
const Packet2cf& a) {
return Packet2cf(pnegate(Packet4f(a.v))); }
140 template<> EIGEN_STRONG_INLINE Packet1cd pconj(
const Packet1cd& a) {
return Packet1cd((Packet2d)vec_xor((Packet2d)a.v, (Packet2d)p2ul_CONJ_XOR2)); }
141 template<> EIGEN_STRONG_INLINE Packet2cf pconj(
const Packet2cf& a)
144 res.v.v4f[0] = pconj(Packet1cd(reinterpret_cast<Packet2d>(a.v.v4f[0]))).v;
145 res.v.v4f[1] = pconj(Packet1cd(reinterpret_cast<Packet2d>(a.v.v4f[1]))).v;
149 template<> EIGEN_STRONG_INLINE Packet1cd pmul<Packet1cd>(
const Packet1cd& a,
const Packet1cd& b)
151 Packet2d a_re, a_im, v1, v2;
154 a_re = vec_perm(a.v, a.v, p16uc_PSET64_HI);
156 a_im = vec_perm(a.v, a.v, p16uc_PSET64_LO);
158 v1 = vec_madd(a_re, b.v, p2d_ZERO);
160 v2 = vec_madd(a_im, b.v, p2d_ZERO);
161 v2 = (Packet2d) vec_sld((Packet4ui)v2, (Packet4ui)v2, 8);
162 v2 = (Packet2d) vec_xor((Packet2d)v2, (Packet2d) p2ul_CONJ_XOR1);
164 return Packet1cd(v1 + v2);
166 template<> EIGEN_STRONG_INLINE Packet2cf pmul<Packet2cf>(
const Packet2cf& a,
const Packet2cf& b)
169 res.v.v4f[0] = pmul(Packet1cd(reinterpret_cast<Packet2d>(a.v.v4f[0])), Packet1cd(reinterpret_cast<Packet2d>(b.v.v4f[0]))).v;
170 res.v.v4f[1] = pmul(Packet1cd(reinterpret_cast<Packet2d>(a.v.v4f[1])), Packet1cd(reinterpret_cast<Packet2d>(b.v.v4f[1]))).v;
174 template<> EIGEN_STRONG_INLINE Packet1cd pand <Packet1cd>(
const Packet1cd& a,
const Packet1cd& b) {
return Packet1cd(vec_and(a.v,b.v)); }
175 template<> EIGEN_STRONG_INLINE Packet2cf pand <Packet2cf>(
const Packet2cf& a,
const Packet2cf& b) {
return Packet2cf(pand<Packet4f>(a.v,b.v)); }
176 template<> EIGEN_STRONG_INLINE Packet1cd por <Packet1cd>(
const Packet1cd& a,
const Packet1cd& b) {
return Packet1cd(vec_or(a.v,b.v)); }
177 template<> EIGEN_STRONG_INLINE Packet2cf por <Packet2cf>(
const Packet2cf& a,
const Packet2cf& b) {
return Packet2cf(por<Packet4f>(a.v,b.v)); }
178 template<> EIGEN_STRONG_INLINE Packet1cd pxor <Packet1cd>(
const Packet1cd& a,
const Packet1cd& b) {
return Packet1cd(vec_xor(a.v,b.v)); }
179 template<> EIGEN_STRONG_INLINE Packet2cf pxor <Packet2cf>(
const Packet2cf& a,
const Packet2cf& b) {
return Packet2cf(pxor<Packet4f>(a.v,b.v)); }
180 template<> EIGEN_STRONG_INLINE Packet1cd pandnot<Packet1cd>(
const Packet1cd& a,
const Packet1cd& b) {
return Packet1cd(vec_and(a.v, vec_nor(b.v,b.v))); }
181 template<> EIGEN_STRONG_INLINE Packet2cf pandnot<Packet2cf>(
const Packet2cf& a,
const Packet2cf& b) {
return Packet2cf(pandnot<Packet4f>(a.v,b.v)); }
183 template<> EIGEN_STRONG_INLINE Packet1cd ploaddup<Packet1cd>(
const std::complex<double>* from) {
return pset1<Packet1cd>(*from); }
184 template<> EIGEN_STRONG_INLINE Packet2cf ploaddup<Packet2cf>(
const std::complex<float>* from) {
return pset1<Packet2cf>(*from); }
186 template<> EIGEN_STRONG_INLINE
void prefetch<std::complex<float> >(
const std::complex<float> * addr) { EIGEN_ZVECTOR_PREFETCH(addr); }
187 template<> EIGEN_STRONG_INLINE
void prefetch<std::complex<double> >(
const std::complex<double> * addr) { EIGEN_ZVECTOR_PREFETCH(addr); }
189 template<> EIGEN_STRONG_INLINE std::complex<double> pfirst<Packet1cd>(
const Packet1cd& a)
191 std::complex<double> EIGEN_ALIGN16 res;
192 pstore<std::complex<double> >(&res, a);
196 template<> EIGEN_STRONG_INLINE std::complex<float> pfirst<Packet2cf>(
const Packet2cf& a)
198 std::complex<float> EIGEN_ALIGN16 res[2];
199 pstore<std::complex<float> >(res, a);
204 template<> EIGEN_STRONG_INLINE Packet1cd preverse(
const Packet1cd& a) {
return a; }
205 template<> EIGEN_STRONG_INLINE Packet2cf preverse(
const Packet2cf& a)
213 template<> EIGEN_STRONG_INLINE std::complex<double> predux<Packet1cd>(
const Packet1cd& a)
217 template<> EIGEN_STRONG_INLINE std::complex<float> predux<Packet2cf>(
const Packet2cf& a)
219 std::complex<float> res;
220 Packet1cd b = padd<Packet1cd>(a.cd[0], a.cd[1]);
221 vec_st2f(b.v, (
float*)&res);
225 template<> EIGEN_STRONG_INLINE Packet1cd preduxp<Packet1cd>(
const Packet1cd* vecs)
229 template<> EIGEN_STRONG_INLINE Packet2cf preduxp<Packet2cf>(
const Packet2cf* vecs)
231 PacketBlock<Packet2cf,2> transpose;
232 transpose.packet[0] = vecs[0];
233 transpose.packet[1] = vecs[1];
234 ptranspose(transpose);
236 return padd<Packet2cf>(transpose.packet[0], transpose.packet[1]);
239 template<> EIGEN_STRONG_INLINE std::complex<double> predux_mul<Packet1cd>(
const Packet1cd& a)
243 template<> EIGEN_STRONG_INLINE std::complex<float> predux_mul<Packet2cf>(
const Packet2cf& a)
245 std::complex<float> res;
246 Packet1cd b = pmul<Packet1cd>(a.cd[0], a.cd[1]);
247 vec_st2f(b.v, (
float*)&res);
252 struct palign_impl<Offset,Packet1cd>
254 static EIGEN_STRONG_INLINE
void run(Packet1cd& ,
const Packet1cd& )
262 struct palign_impl<Offset,Packet2cf>
264 static EIGEN_STRONG_INLINE
void run(Packet2cf& first,
const Packet2cf& second)
267 first.cd[0] = first.cd[1];
268 first.cd[1] = second.cd[0];
273 template<>
struct conj_helper<Packet1cd, Packet1cd, false,true>
275 EIGEN_STRONG_INLINE Packet1cd pmadd(
const Packet1cd& x,
const Packet1cd& y,
const Packet1cd& c)
const 276 {
return padd(pmul(x,y),c); }
278 EIGEN_STRONG_INLINE Packet1cd pmul(
const Packet1cd& a,
const Packet1cd& b)
const 280 return internal::pmul(a, pconj(b));
284 template<>
struct conj_helper<Packet1cd, Packet1cd, true,false>
286 EIGEN_STRONG_INLINE Packet1cd pmadd(
const Packet1cd& x,
const Packet1cd& y,
const Packet1cd& c)
const 287 {
return padd(pmul(x,y),c); }
289 EIGEN_STRONG_INLINE Packet1cd pmul(
const Packet1cd& a,
const Packet1cd& b)
const 291 return internal::pmul(pconj(a), b);
295 template<>
struct conj_helper<Packet1cd, Packet1cd, true,true>
297 EIGEN_STRONG_INLINE Packet1cd pmadd(
const Packet1cd& x,
const Packet1cd& y,
const Packet1cd& c)
const 298 {
return padd(pmul(x,y),c); }
300 EIGEN_STRONG_INLINE Packet1cd pmul(
const Packet1cd& a,
const Packet1cd& b)
const 302 return pconj(internal::pmul(a, b));
306 template<>
struct conj_helper<Packet2cf, Packet2cf, false,true>
308 EIGEN_STRONG_INLINE Packet2cf pmadd(
const Packet2cf& x,
const Packet2cf& y,
const Packet2cf& c)
const 309 {
return padd(pmul(x,y),c); }
311 EIGEN_STRONG_INLINE Packet2cf pmul(
const Packet2cf& a,
const Packet2cf& b)
const 313 return internal::pmul(a, pconj(b));
317 template<>
struct conj_helper<Packet2cf, Packet2cf, true,false>
319 EIGEN_STRONG_INLINE Packet2cf pmadd(
const Packet2cf& x,
const Packet2cf& y,
const Packet2cf& c)
const 320 {
return padd(pmul(x,y),c); }
322 EIGEN_STRONG_INLINE Packet2cf pmul(
const Packet2cf& a,
const Packet2cf& b)
const 324 return internal::pmul(pconj(a), b);
328 template<>
struct conj_helper<Packet2cf, Packet2cf, true,true>
330 EIGEN_STRONG_INLINE Packet2cf pmadd(
const Packet2cf& x,
const Packet2cf& y,
const Packet2cf& c)
const 331 {
return padd(pmul(x,y),c); }
333 EIGEN_STRONG_INLINE Packet2cf pmul(
const Packet2cf& a,
const Packet2cf& b)
const 335 return pconj(internal::pmul(a, b));
339 EIGEN_MAKE_CONJ_HELPER_CPLX_REAL(Packet2cf,Packet4f)
340 EIGEN_MAKE_CONJ_HELPER_CPLX_REAL(Packet1cd,Packet2d)
342 template<> EIGEN_STRONG_INLINE Packet1cd pdiv<Packet1cd>(
const Packet1cd& a,
const Packet1cd& b)
345 Packet1cd res = conj_helper<Packet1cd,Packet1cd,false,true>().pmul(a,b);
346 Packet2d s = vec_madd(b.v, b.v, p2d_ZERO_);
347 return Packet1cd(pdiv(res.v, s + vec_perm(s, s, p16uc_REVERSE64)));
350 template<> EIGEN_STRONG_INLINE Packet2cf pdiv<Packet2cf>(
const Packet2cf& a,
const Packet2cf& b)
354 res.cd[0] = pdiv<Packet1cd>(a.cd[0], b.cd[0]);
355 res.cd[1] = pdiv<Packet1cd>(a.cd[1], b.cd[1]);
359 EIGEN_STRONG_INLINE Packet1cd pcplxflip(
const Packet1cd& x)
361 return Packet1cd(preverse(Packet2d(x.v)));
364 EIGEN_STRONG_INLINE Packet2cf pcplxflip(
const Packet2cf& x)
367 res.cd[0] = pcplxflip(x.cd[0]);
368 res.cd[1] = pcplxflip(x.cd[1]);
372 EIGEN_STRONG_INLINE
void ptranspose(PacketBlock<Packet1cd,2>& kernel)
374 Packet2d tmp = vec_perm(kernel.packet[0].v, kernel.packet[1].v, p16uc_TRANSPOSE64_HI);
375 kernel.packet[1].v = vec_perm(kernel.packet[0].v, kernel.packet[1].v, p16uc_TRANSPOSE64_LO);
376 kernel.packet[0].v = tmp;
379 EIGEN_STRONG_INLINE
void ptranspose(PacketBlock<Packet2cf,2>& kernel)
381 Packet1cd tmp = kernel.packet[0].cd[1];
382 kernel.packet[0].cd[1] = kernel.packet[1].cd[0];
383 kernel.packet[1].cd[0] = tmp;
386 template<> EIGEN_STRONG_INLINE Packet2cf pblend(
const Selector<2>& ifPacket,
const Packet2cf& thenPacket,
const Packet2cf& elsePacket) {
388 const Selector<4> ifPacket4 = { ifPacket.select[0], ifPacket.select[0], ifPacket.select[1], ifPacket.select[1] };
389 result.v = pblend<Packet4f>(ifPacket4, thenPacket.v, elsePacket.v);
397 #endif // EIGEN_COMPLEX32_ALTIVEC_H Definition: Constants.h:230
Namespace containing all symbols from the Eigen library.
Definition: Core:287
EIGEN_DEFAULT_DENSE_INDEX_TYPE Index
The Index type as used for the API.
Definition: Meta.h:33
Definition: Eigen_Colamd.h:50