10#ifndef EIGEN_PACKET_MATH_ZVECTOR_H
11#define EIGEN_PACKET_MATH_ZVECTOR_H
17#ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD
18#define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 16
21#ifndef EIGEN_HAS_SINGLE_INSTRUCTION_MADD
22#define EIGEN_HAS_SINGLE_INSTRUCTION_MADD
25#ifndef EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS
26#define EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS 32
29typedef __vector
int Packet4i;
30typedef __vector
unsigned int Packet4ui;
31typedef __vector __bool
int Packet4bi;
32typedef __vector
short int Packet8i;
33typedef __vector
unsigned char Packet16uc;
34typedef __vector
double Packet2d;
35typedef __vector
unsigned long long Packet2ul;
36typedef __vector
long long Packet2l;
39#if !defined(__ARCH__) || (defined(__ARCH__) && __ARCH__ >= 12)
40typedef __vector
float Packet4f;
49 numext::uint32_t ui[4];
51 numext::uint64_t ul[2];
59#if !defined(__ARCH__) || (defined(__ARCH__) && __ARCH__ >= 12)
67#define _EIGEN_DECLARE_CONST_FAST_Packet4i(NAME,X) \
68 Packet4i p4i_##NAME = reinterpret_cast<Packet4i>(vec_splat_s32(X))
70#define _EIGEN_DECLARE_CONST_FAST_Packet2d(NAME,X) \
71 Packet2d p2d_##NAME = reinterpret_cast<Packet2d>(vec_splat_s64(X))
73#define _EIGEN_DECLARE_CONST_FAST_Packet2l(NAME,X) \
74 Packet2l p2l_##NAME = reinterpret_cast<Packet2l>(vec_splat_s64(X))
76#define _EIGEN_DECLARE_CONST_Packet4i(NAME,X) \
77 Packet4i p4i_##NAME = pset1<Packet4i>(X)
79#define _EIGEN_DECLARE_CONST_Packet2d(NAME,X) \
80 Packet2d p2d_##NAME = pset1<Packet2d>(X)
82#define _EIGEN_DECLARE_CONST_Packet2l(NAME,X) \
83 Packet2l p2l_##NAME = pset1<Packet2l>(X)
86static _EIGEN_DECLARE_CONST_FAST_Packet4i(ZERO, 0);
87static _EIGEN_DECLARE_CONST_FAST_Packet4i(ONE, 1);
89static _EIGEN_DECLARE_CONST_FAST_Packet2d(ZERO, 0);
90static _EIGEN_DECLARE_CONST_FAST_Packet2l(ZERO, 0);
91static _EIGEN_DECLARE_CONST_FAST_Packet2l(ONE, 1);
93static Packet2d p2d_ONE = { 1.0, 1.0 };
94static Packet2d p2d_ZERO_ = { numext::bit_cast<double>0x8000000000000000ull),
95 numext::bit_cast<double>0x8000000000000000ull) };
97#if !defined(__ARCH__) || (defined(__ARCH__) && __ARCH__ >= 12)
98#define _EIGEN_DECLARE_CONST_FAST_Packet4f(NAME,X) \
99 Packet4f p4f_##NAME = reinterpret_cast<Packet4f>(vec_splat_s32(X))
101#define _EIGEN_DECLARE_CONST_Packet4f(NAME,X) \
102 Packet4f p4f_##NAME = pset1<Packet4f>(X)
104#define _EIGEN_DECLARE_CONST_Packet4f_FROM_INT(NAME,X) \
105 const Packet4f p4f_##NAME = reinterpret_cast<Packet4f>(pset1<Packet4i>(X))
107static _EIGEN_DECLARE_CONST_FAST_Packet4f(ZERO, 0);
108static _EIGEN_DECLARE_CONST_FAST_Packet4i(MINUS1,-1);
109static Packet4f p4f_MZERO = { 0x80000000, 0x80000000, 0x80000000, 0x80000000};
112static Packet4i p4i_COUNTDOWN = { 0, 1, 2, 3 };
113static Packet4f p4f_COUNTDOWN = { 0.0, 1.0, 2.0, 3.0 };
114static Packet2d p2d_COUNTDOWN =
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet16uc
>(p2d_ZERO),
reinterpret_cast<Packet16uc
>(p2d_ONE), 8));
116static Packet16uc p16uc_PSET64_HI = { 0,1,2,3, 4,5,6,7, 0,1,2,3, 4,5,6,7 };
117static Packet16uc p16uc_DUPLICATE32_HI = { 0,1,2,3, 0,1,2,3, 4,5,6,7, 4,5,6,7 };
120#define _EIGEN_MASK_ALIGNMENT 0xfffffffffffffff0
122#define _EIGEN_ALIGNED_PTR(x) ((std::ptrdiff_t)(x) & _EIGEN_MASK_ALIGNMENT)
127static Packet16uc p16uc_FORWARD = { 0,1,2,3, 4,5,6,7, 8,9,10,11, 12,13,14,15 };
128static Packet16uc p16uc_REVERSE32 = { 12,13,14,15, 8,9,10,11, 4,5,6,7, 0,1,2,3 };
129static Packet16uc p16uc_REVERSE64 = { 8,9,10,11, 12,13,14,15, 0,1,2,3, 4,5,6,7 };
131static Packet16uc p16uc_PSET32_WODD = vec_sld((Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 0), (Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 2), 8);
132static Packet16uc p16uc_PSET32_WEVEN = vec_sld(p16uc_DUPLICATE32_HI, (Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 3), 8);
136static Packet16uc p16uc_PSET64_LO = (Packet16uc) vec_mergel((Packet4ui)p16uc_PSET32_WODD, (Packet4ui)p16uc_PSET32_WEVEN);
139static Packet16uc p16uc_TRANSPOSE64_HI = { 0,1,2,3, 4,5,6,7, 16,17,18,19, 20,21,22,23};
140static Packet16uc p16uc_TRANSPOSE64_LO = { 8,9,10,11, 12,13,14,15, 24,25,26,27, 28,29,30,31};
142static Packet16uc p16uc_COMPLEX32_REV = vec_sld(p16uc_REVERSE32, p16uc_REVERSE32, 8);
144static Packet16uc p16uc_COMPLEX32_REV2 = vec_sld(p16uc_FORWARD, p16uc_FORWARD, 8);
147#if EIGEN_HAS_BUILTIN(__builtin_prefetch) || EIGEN_COMP_GNUC
148 #define EIGEN_ZVECTOR_PREFETCH(ADDR) __builtin_prefetch(ADDR);
150 #define EIGEN_ZVECTOR_PREFETCH(ADDR) asm( " pfd [%[addr]]\n" :: [addr] "r" (ADDR) : "cc" );
153template<>
struct packet_traits<int> : default_packet_traits
155 typedef Packet4i type;
156 typedef Packet4i half;
172struct packet_traits<float> : default_packet_traits {
173 typedef Packet4f type;
174 typedef Packet4f half;
204template<>
struct packet_traits<double> : default_packet_traits
206 typedef Packet2d type;
207 typedef Packet2d half;
235template<>
struct unpacket_traits<Packet4i> {
typedef int type;
enum {size=4, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
typedef Packet4i half; };
236template<>
struct unpacket_traits<Packet4f> {
typedef float type;
enum {size=4, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
typedef Packet4f half; };
237template<>
struct unpacket_traits<Packet2d> {
typedef double type;
enum {size=2, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
typedef Packet2d half; };
240EIGEN_DEVICE_FUNC
inline void ptranspose(PacketBlock<Packet4f,4>& kernel);
242inline std::ostream & operator <<(std::ostream & s,
const Packet4i & v)
246 s << vt.i[0] <<
", " << vt.i[1] <<
", " << vt.i[2] <<
", " << vt.i[3];
250inline std::ostream & operator <<(std::ostream & s,
const Packet4ui & v)
254 s << vt.ui[0] <<
", " << vt.ui[1] <<
", " << vt.ui[2] <<
", " << vt.ui[3];
258inline std::ostream & operator <<(std::ostream & s,
const Packet2l & v)
262 s << vt.l[0] <<
", " << vt.l[1];
266inline std::ostream & operator <<(std::ostream & s,
const Packet2ul & v)
270 s << vt.ul[0] <<
", " << vt.ul[1] ;
274inline std::ostream & operator <<(std::ostream & s,
const Packet2d & v)
278 s << vt.d[0] <<
", " << vt.d[1];
282#if !defined(__ARCH__) || (defined(__ARCH__) && __ARCH__ >= 12)
283inline std::ostream & operator <<(std::ostream & s,
const Packet4f & v)
287 s << vt.f[0] <<
", " << vt.f[1] <<
", " << vt.f[2] <<
", " << vt.f[3];
292template<> EIGEN_STRONG_INLINE Packet4i pload<Packet4i>(
const int* from)
295 EIGEN_DEBUG_ALIGNED_LOAD
297 vfrom = (Packet *) from;
301template<> EIGEN_STRONG_INLINE Packet2d pload<Packet2d>(
const double* from)
304 EIGEN_DEBUG_ALIGNED_LOAD
306 vfrom = (Packet *) from;
310template<> EIGEN_STRONG_INLINE
void pstore<int>(
int* to,
const Packet4i& from)
313 EIGEN_DEBUG_ALIGNED_STORE
319template<> EIGEN_STRONG_INLINE
void pstore<double>(
double* to,
const Packet2d& from)
322 EIGEN_DEBUG_ALIGNED_STORE
328template<> EIGEN_STRONG_INLINE Packet4i pset1<Packet4i>(
const int& from)
330 return vec_splats(from);
332template<> EIGEN_STRONG_INLINE Packet2d pset1<Packet2d>(
const double& from) {
333 return vec_splats(from);
336template<> EIGEN_STRONG_INLINE
void
337pbroadcast4<Packet4i>(
const int *a,
338 Packet4i& a0, Packet4i& a1, Packet4i& a2, Packet4i& a3)
340 a3 = pload<Packet4i>(a);
341 a0 = vec_splat(a3, 0);
342 a1 = vec_splat(a3, 1);
343 a2 = vec_splat(a3, 2);
344 a3 = vec_splat(a3, 3);
347template<> EIGEN_STRONG_INLINE
void
348pbroadcast4<Packet2d>(
const double *a,
349 Packet2d& a0, Packet2d& a1, Packet2d& a2, Packet2d& a3)
351 a1 = pload<Packet2d>(a);
352 a0 = vec_splat(a1, 0);
353 a1 = vec_splat(a1, 1);
354 a3 = pload<Packet2d>(a+2);
355 a2 = vec_splat(a3, 0);
356 a3 = vec_splat(a3, 1);
359template<> EIGEN_DEVICE_FUNC
inline Packet4i pgather<int, Packet4i>(
const int* from,
Index stride)
361 int EIGEN_ALIGN16 ai[4];
362 ai[0] = from[0*stride];
363 ai[1] = from[1*stride];
364 ai[2] = from[2*stride];
365 ai[3] = from[3*stride];
366 return pload<Packet4i>(ai);
369template<> EIGEN_DEVICE_FUNC
inline Packet2d pgather<double, Packet2d>(
const double* from,
Index stride)
371 double EIGEN_ALIGN16 af[2];
372 af[0] = from[0*stride];
373 af[1] = from[1*stride];
374 return pload<Packet2d>(af);
377template<> EIGEN_DEVICE_FUNC
inline void pscatter<int, Packet4i>(
int* to,
const Packet4i& from,
Index stride)
379 int EIGEN_ALIGN16 ai[4];
380 pstore<int>((
int *)ai, from);
381 to[0*stride] = ai[0];
382 to[1*stride] = ai[1];
383 to[2*stride] = ai[2];
384 to[3*stride] = ai[3];
387template<> EIGEN_DEVICE_FUNC
inline void pscatter<double, Packet2d>(
double* to,
const Packet2d& from,
Index stride)
389 double EIGEN_ALIGN16 af[2];
390 pstore<double>(af, from);
391 to[0*stride] = af[0];
392 to[1*stride] = af[1];
395template<> EIGEN_STRONG_INLINE Packet4i padd<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return (a + b); }
396template<> EIGEN_STRONG_INLINE Packet2d padd<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return (a + b); }
398template<> EIGEN_STRONG_INLINE Packet4i psub<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return (a - b); }
399template<> EIGEN_STRONG_INLINE Packet2d psub<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return (a - b); }
401template<> EIGEN_STRONG_INLINE Packet4i pmul<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return (a * b); }
402template<> EIGEN_STRONG_INLINE Packet2d pmul<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return (a * b); }
404template<> EIGEN_STRONG_INLINE Packet4i pdiv<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return (a / b); }
405template<> EIGEN_STRONG_INLINE Packet2d pdiv<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return (a / b); }
407template<> EIGEN_STRONG_INLINE Packet4i pnegate(
const Packet4i& a) {
return (-a); }
408template<> EIGEN_STRONG_INLINE Packet2d pnegate(
const Packet2d& a) {
return (-a); }
410template<> EIGEN_STRONG_INLINE Packet4i pconj(
const Packet4i& a) {
return a; }
411template<> EIGEN_STRONG_INLINE Packet2d pconj(
const Packet2d& a) {
return a; }
413template<> EIGEN_STRONG_INLINE Packet4i pmadd(
const Packet4i& a,
const Packet4i& b,
const Packet4i& c) {
return padd<Packet4i>(pmul<Packet4i>(a, b), c); }
414template<> EIGEN_STRONG_INLINE Packet2d pmadd(
const Packet2d& a,
const Packet2d& b,
const Packet2d& c) {
return vec_madd(a, b, c); }
416template<> EIGEN_STRONG_INLINE Packet4i plset<Packet4i>(
const int& a) {
return padd<Packet4i>(pset1<Packet4i>(a), p4i_COUNTDOWN); }
417template<> EIGEN_STRONG_INLINE Packet2d plset<Packet2d>(
const double& a) {
return padd<Packet2d>(pset1<Packet2d>(a), p2d_COUNTDOWN); }
419template<> EIGEN_STRONG_INLINE Packet4i pmin<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_min(a, b); }
420template<> EIGEN_STRONG_INLINE Packet2d pmin<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_min(a, b); }
422template<> EIGEN_STRONG_INLINE Packet4i pmax<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_max(a, b); }
423template<> EIGEN_STRONG_INLINE Packet2d pmax<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_max(a, b); }
425template<> EIGEN_STRONG_INLINE Packet4i pand<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_and(a, b); }
426template<> EIGEN_STRONG_INLINE Packet2d pand<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_and(a, b); }
428template<> EIGEN_STRONG_INLINE Packet4i por<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_or(a, b); }
429template<> EIGEN_STRONG_INLINE Packet2d por<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_or(a, b); }
431template<> EIGEN_STRONG_INLINE Packet4i pxor<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_xor(a, b); }
432template<> EIGEN_STRONG_INLINE Packet2d pxor<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_xor(a, b); }
434template<> EIGEN_STRONG_INLINE Packet4i pandnot<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return pand<Packet4i>(a, vec_nor(b, b)); }
435template<> EIGEN_STRONG_INLINE Packet2d pandnot<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_and(a, vec_nor(b, b)); }
437template<> EIGEN_STRONG_INLINE Packet2d pround<Packet2d>(
const Packet2d& a) {
return vec_round(a); }
438template<> EIGEN_STRONG_INLINE Packet2d pceil<Packet2d>(
const Packet2d& a) {
return vec_ceil(a); }
439template<> EIGEN_STRONG_INLINE Packet2d pfloor<Packet2d>(
const Packet2d& a) {
return vec_floor(a); }
441template<> EIGEN_STRONG_INLINE Packet4i ploadu<Packet4i>(
const int* from) {
return pload<Packet4i>(from); }
442template<> EIGEN_STRONG_INLINE Packet2d ploadu<Packet2d>(
const double* from) {
return pload<Packet2d>(from); }
445template<> EIGEN_STRONG_INLINE Packet4i ploaddup<Packet4i>(
const int* from)
447 Packet4i p = pload<Packet4i>(from);
448 return vec_perm(p, p, p16uc_DUPLICATE32_HI);
451template<> EIGEN_STRONG_INLINE Packet2d ploaddup<Packet2d>(
const double* from)
453 Packet2d p = pload<Packet2d>(from);
454 return vec_perm(p, p, p16uc_PSET64_HI);
457template<> EIGEN_STRONG_INLINE
void pstoreu<int>(
int* to,
const Packet4i& from) { pstore<int>(to, from); }
458template<> EIGEN_STRONG_INLINE
void pstoreu<double>(
double* to,
const Packet2d& from) { pstore<double>(to, from); }
460template<> EIGEN_STRONG_INLINE
void prefetch<int>(
const int* addr) { EIGEN_ZVECTOR_PREFETCH(addr); }
461template<> EIGEN_STRONG_INLINE
void prefetch<double>(
const double* addr) { EIGEN_ZVECTOR_PREFETCH(addr); }
463template<> EIGEN_STRONG_INLINE
int pfirst<Packet4i>(
const Packet4i& a) {
int EIGEN_ALIGN16 x[4]; pstore(x, a);
return x[0]; }
464template<> EIGEN_STRONG_INLINE
double pfirst<Packet2d>(
const Packet2d& a) {
double EIGEN_ALIGN16 x[2]; pstore(x, a);
return x[0]; }
466template<> EIGEN_STRONG_INLINE Packet4i preverse(
const Packet4i& a)
468 return reinterpret_cast<Packet4i
>(vec_perm(
reinterpret_cast<Packet16uc
>(a),
reinterpret_cast<Packet16uc
>(a), p16uc_REVERSE32));
471template<> EIGEN_STRONG_INLINE Packet2d preverse(
const Packet2d& a)
473 return reinterpret_cast<Packet2d
>(vec_perm(
reinterpret_cast<Packet16uc
>(a),
reinterpret_cast<Packet16uc
>(a), p16uc_REVERSE64));
476template<> EIGEN_STRONG_INLINE Packet4i pabs<Packet4i>(
const Packet4i& a) {
return vec_abs(a); }
477template<> EIGEN_STRONG_INLINE Packet2d pabs<Packet2d>(
const Packet2d& a) {
return vec_abs(a); }
479template<> EIGEN_STRONG_INLINE
int predux<Packet4i>(
const Packet4i& a)
482 b = vec_sld(a, a, 8);
483 sum = padd<Packet4i>(a, b);
484 b = vec_sld(sum, sum, 4);
485 sum = padd<Packet4i>(sum, b);
489template<> EIGEN_STRONG_INLINE
double predux<Packet2d>(
const Packet2d& a)
492 b =
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet4i
>(a),
reinterpret_cast<Packet4i
>(a), 8));
493 sum = padd<Packet2d>(a, b);
499template<> EIGEN_STRONG_INLINE
int predux_mul<Packet4i>(
const Packet4i& a)
501 EIGEN_ALIGN16
int aux[4];
503 return aux[0] * aux[1] * aux[2] * aux[3];
506template<> EIGEN_STRONG_INLINE
double predux_mul<Packet2d>(
const Packet2d& a)
508 return pfirst(pmul(a,
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet4i
>(a),
reinterpret_cast<Packet4i
>(a), 8))));
512template<> EIGEN_STRONG_INLINE
int predux_min<Packet4i>(
const Packet4i& a)
515 b = pmin<Packet4i>(a, vec_sld(a, a, 8));
516 res = pmin<Packet4i>(b, vec_sld(b, b, 4));
520template<> EIGEN_STRONG_INLINE
double predux_min<Packet2d>(
const Packet2d& a)
522 return pfirst(pmin<Packet2d>(a,
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet4i
>(a),
reinterpret_cast<Packet4i
>(a), 8))));
526template<> EIGEN_STRONG_INLINE
int predux_max<Packet4i>(
const Packet4i& a)
529 b = pmax<Packet4i>(a, vec_sld(a, a, 8));
530 res = pmax<Packet4i>(b, vec_sld(b, b, 4));
535template<> EIGEN_STRONG_INLINE
double predux_max<Packet2d>(
const Packet2d& a)
537 return pfirst(pmax<Packet2d>(a,
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet4i
>(a),
reinterpret_cast<Packet4i
>(a), 8))));
540EIGEN_DEVICE_FUNC
inline void
541ptranspose(PacketBlock<Packet4i,4>& kernel) {
542 Packet4i t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
543 Packet4i t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
544 Packet4i t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
545 Packet4i t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
546 kernel.packet[0] = vec_mergeh(t0, t2);
547 kernel.packet[1] = vec_mergel(t0, t2);
548 kernel.packet[2] = vec_mergeh(t1, t3);
549 kernel.packet[3] = vec_mergel(t1, t3);
552EIGEN_DEVICE_FUNC
inline void
553ptranspose(PacketBlock<Packet2d,2>& kernel) {
554 Packet2d t0 = vec_perm(kernel.packet[0], kernel.packet[1], p16uc_TRANSPOSE64_HI);
555 Packet2d t1 = vec_perm(kernel.packet[0], kernel.packet[1], p16uc_TRANSPOSE64_LO);
556 kernel.packet[0] = t0;
557 kernel.packet[1] = t1;
560template<> EIGEN_STRONG_INLINE Packet4i pblend(
const Selector<4>& ifPacket,
const Packet4i& thenPacket,
const Packet4i& elsePacket) {
561 Packet4ui select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3] };
562 Packet4ui mask = vec_cmpeq(select,
reinterpret_cast<Packet4ui
>(p4i_ONE));
563 return vec_sel(elsePacket, thenPacket, mask);
567template<> EIGEN_STRONG_INLINE Packet2d pblend(
const Selector<2>& ifPacket,
const Packet2d& thenPacket,
const Packet2d& elsePacket) {
568 Packet2ul select = { ifPacket.select[0], ifPacket.select[1] };
569 Packet2ul mask = vec_cmpeq(select,
reinterpret_cast<Packet2ul
>(p2l_ONE));
570 return vec_sel(elsePacket, thenPacket, mask);
576#if !defined(__ARCH__) || (defined(__ARCH__) && __ARCH__ < 12)
579template<
int element> EIGEN_STRONG_INLINE Packet4f vec_splat_packet4f(
const Packet4f& from)
584 splat.v4f[0] = vec_splat(from.v4f[0], 0);
585 splat.v4f[1] = splat.v4f[0];
588 splat.v4f[0] = vec_splat(from.v4f[0], 1);
589 splat.v4f[1] = splat.v4f[0];
592 splat.v4f[0] = vec_splat(from.v4f[1], 0);
593 splat.v4f[1] = splat.v4f[0];
596 splat.v4f[0] = vec_splat(from.v4f[1], 1);
597 splat.v4f[1] = splat.v4f[0];
603template<> EIGEN_STRONG_INLINE Packet4f pload<Packet4f>(
const float* from)
606 EIGEN_DEBUG_ALIGNED_LOAD
608 vfrom.v4f[0] = vec_ld2f(&from[0]);
609 vfrom.v4f[1] = vec_ld2f(&from[2]);
613template<> EIGEN_STRONG_INLINE
void pstore<float>(
float* to,
const Packet4f& from)
616 EIGEN_DEBUG_ALIGNED_STORE
617 vec_st2f(from.v4f[0], &to[0]);
618 vec_st2f(from.v4f[1], &to[2]);
621template<> EIGEN_STRONG_INLINE Packet4f pset1<Packet4f>(
const float& from)
624 to.v4f[0] = pset1<Packet2d>(
static_cast<const double&
>(from));
625 to.v4f[1] = to.v4f[0];
629template<> EIGEN_STRONG_INLINE
void
630pbroadcast4<Packet4f>(
const float *a,
631 Packet4f& a0, Packet4f& a1, Packet4f& a2, Packet4f& a3)
633 a3 = pload<Packet4f>(a);
634 a0 = vec_splat_packet4f<0>(a3);
635 a1 = vec_splat_packet4f<1>(a3);
636 a2 = vec_splat_packet4f<2>(a3);
637 a3 = vec_splat_packet4f<3>(a3);
640template<> EIGEN_DEVICE_FUNC
inline Packet4f pgather<float, Packet4f>(
const float* from,
Index stride)
642 float EIGEN_ALIGN16 ai[4];
643 ai[0] = from[0*stride];
644 ai[1] = from[1*stride];
645 ai[2] = from[2*stride];
646 ai[3] = from[3*stride];
647 return pload<Packet4f>(ai);
650template<> EIGEN_DEVICE_FUNC
inline void pscatter<float, Packet4f>(
float* to,
const Packet4f& from,
Index stride)
652 float EIGEN_ALIGN16 ai[4];
653 pstore<float>((
float *)ai, from);
654 to[0*stride] = ai[0];
655 to[1*stride] = ai[1];
656 to[2*stride] = ai[2];
657 to[3*stride] = ai[3];
660template<> EIGEN_STRONG_INLINE Packet4f padd<Packet4f>(
const Packet4f& a,
const Packet4f& b)
663 c.v4f[0] = a.v4f[0] + b.v4f[0];
664 c.v4f[1] = a.v4f[1] + b.v4f[1];
668template<> EIGEN_STRONG_INLINE Packet4f psub<Packet4f>(
const Packet4f& a,
const Packet4f& b)
671 c.v4f[0] = a.v4f[0] - b.v4f[0];
672 c.v4f[1] = a.v4f[1] - b.v4f[1];
676template<> EIGEN_STRONG_INLINE Packet4f pmul<Packet4f>(
const Packet4f& a,
const Packet4f& b)
679 c.v4f[0] = a.v4f[0] * b.v4f[0];
680 c.v4f[1] = a.v4f[1] * b.v4f[1];
684template<> EIGEN_STRONG_INLINE Packet4f pdiv<Packet4f>(
const Packet4f& a,
const Packet4f& b)
687 c.v4f[0] = a.v4f[0] / b.v4f[0];
688 c.v4f[1] = a.v4f[1] / b.v4f[1];
692template<> EIGEN_STRONG_INLINE Packet4f pnegate(
const Packet4f& a)
695 c.v4f[0] = -a.v4f[0];
696 c.v4f[1] = -a.v4f[1];
700template<> EIGEN_STRONG_INLINE Packet4f pmadd(
const Packet4f& a,
const Packet4f& b,
const Packet4f& c)
703 res.v4f[0] = vec_madd(a.v4f[0], b.v4f[0], c.v4f[0]);
704 res.v4f[1] = vec_madd(a.v4f[1], b.v4f[1], c.v4f[1]);
708template<> EIGEN_STRONG_INLINE Packet4f pmin<Packet4f>(
const Packet4f& a,
const Packet4f& b)
711 res.v4f[0] = pmin(a.v4f[0], b.v4f[0]);
712 res.v4f[1] = pmin(a.v4f[1], b.v4f[1]);
716template<> EIGEN_STRONG_INLINE Packet4f pmax<Packet4f>(
const Packet4f& a,
const Packet4f& b)
719 res.v4f[0] = pmax(a.v4f[0], b.v4f[0]);
720 res.v4f[1] = pmax(a.v4f[1], b.v4f[1]);
724template<> EIGEN_STRONG_INLINE Packet4f pand<Packet4f>(
const Packet4f& a,
const Packet4f& b)
727 res.v4f[0] = pand(a.v4f[0], b.v4f[0]);
728 res.v4f[1] = pand(a.v4f[1], b.v4f[1]);
732template<> EIGEN_STRONG_INLINE Packet4f por<Packet4f>(
const Packet4f& a,
const Packet4f& b)
735 res.v4f[0] = por(a.v4f[0], b.v4f[0]);
736 res.v4f[1] = por(a.v4f[1], b.v4f[1]);
740template<> EIGEN_STRONG_INLINE Packet4f pxor<Packet4f>(
const Packet4f& a,
const Packet4f& b)
743 res.v4f[0] = pxor(a.v4f[0], b.v4f[0]);
744 res.v4f[1] = pxor(a.v4f[1], b.v4f[1]);
748template<> EIGEN_STRONG_INLINE Packet4f pandnot<Packet4f>(
const Packet4f& a,
const Packet4f& b)
751 res.v4f[0] = pandnot(a.v4f[0], b.v4f[0]);
752 res.v4f[1] = pandnot(a.v4f[1], b.v4f[1]);
756template<> EIGEN_STRONG_INLINE Packet4f pround<Packet4f>(
const Packet4f& a)
759 res.v4f[0] = vec_round(a.v4f[0]);
760 res.v4f[1] = vec_round(a.v4f[1]);
764template<> EIGEN_STRONG_INLINE Packet4f pceil<Packet4f>(
const Packet4f& a)
767 res.v4f[0] = vec_ceil(a.v4f[0]);
768 res.v4f[1] = vec_ceil(a.v4f[1]);
772template<> EIGEN_STRONG_INLINE Packet4f pfloor<Packet4f>(
const Packet4f& a)
775 res.v4f[0] = vec_floor(a.v4f[0]);
776 res.v4f[1] = vec_floor(a.v4f[1]);
780template<> EIGEN_STRONG_INLINE Packet4f ploaddup<Packet4f>(
const float* from)
782 Packet4f p = pload<Packet4f>(from);
783 p.v4f[1] = vec_splat(p.v4f[0], 1);
784 p.v4f[0] = vec_splat(p.v4f[0], 0);
788template<> EIGEN_STRONG_INLINE
float pfirst<Packet4f>(
const Packet4f& a) {
float EIGEN_ALIGN16 x[2]; vec_st2f(a.v4f[0], &x[0]);
return x[0]; }
790template<> EIGEN_STRONG_INLINE Packet4f preverse(
const Packet4f& a)
793 rev.v4f[0] = preverse<Packet2d>(a.v4f[1]);
794 rev.v4f[1] = preverse<Packet2d>(a.v4f[0]);
798template<> EIGEN_STRONG_INLINE Packet4f pabs<Packet4f>(
const Packet4f& a)
801 res.v4f[0] = pabs(a.v4f[0]);
802 res.v4f[1] = pabs(a.v4f[1]);
806template<> EIGEN_STRONG_INLINE
float predux<Packet4f>(
const Packet4f& a)
809 sum = padd<Packet2d>(a.v4f[0], a.v4f[1]);
810 double first = predux<Packet2d>(sum);
811 return static_cast<float>(first);
814template<> EIGEN_STRONG_INLINE
float predux_mul<Packet4f>(
const Packet4f& a)
817 return static_cast<float>(pfirst(predux_mul(pmul(a.v4f[0], a.v4f[1]))));
820template<> EIGEN_STRONG_INLINE
float predux_min<Packet4f>(
const Packet4f& a)
823 b = pmin<Packet2d>(a.v4f[0], a.v4f[1]);
824 res = pmin<Packet2d>(b,
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet4i
>(b),
reinterpret_cast<Packet4i
>(b), 8)));
825 return static_cast<float>(pfirst(res));
828template<> EIGEN_STRONG_INLINE
float predux_max<Packet4f>(
const Packet4f& a)
831 b = pmax<Packet2d>(a.v4f[0], a.v4f[1]);
832 res = pmax<Packet2d>(b,
reinterpret_cast<Packet2d
>(vec_sld(
reinterpret_cast<Packet4i
>(b),
reinterpret_cast<Packet4i
>(b), 8)));
833 return static_cast<float>(pfirst(res));
838EIGEN_DEVICE_FUNC
inline void
839ptranspose(PacketBlock<Packet4f,4>& kernel) {
840 PacketBlock<Packet2d,2> t0,t1,t2,t3;
842 t0.packet[0] = kernel.packet[0].v4f[0];
843 t0.packet[1] = kernel.packet[1].v4f[0];
846 t1.packet[0] = kernel.packet[0].v4f[1];
847 t1.packet[1] = kernel.packet[1].v4f[1];
850 t2.packet[0] = kernel.packet[2].v4f[0];
851 t2.packet[1] = kernel.packet[3].v4f[0];
854 t3.packet[0] = kernel.packet[2].v4f[1];
855 t3.packet[1] = kernel.packet[3].v4f[1];
864 kernel.packet[0].v4f[0] = t0.packet[0];
865 kernel.packet[0].v4f[1] = t2.packet[0];
866 kernel.packet[1].v4f[0] = t0.packet[1];
867 kernel.packet[1].v4f[1] = t2.packet[1];
868 kernel.packet[2].v4f[0] = t1.packet[0];
869 kernel.packet[2].v4f[1] = t3.packet[0];
870 kernel.packet[3].v4f[0] = t1.packet[1];
871 kernel.packet[3].v4f[1] = t3.packet[1];
874template<> EIGEN_STRONG_INLINE Packet4f pblend(
const Selector<4>& ifPacket,
const Packet4f& thenPacket,
const Packet4f& elsePacket) {
875 Packet2ul select_hi = { ifPacket.select[0], ifPacket.select[1] };
876 Packet2ul select_lo = { ifPacket.select[2], ifPacket.select[3] };
877 Packet2ul mask_hi = vec_cmpeq(select_hi,
reinterpret_cast<Packet2ul
>(p2l_ONE));
878 Packet2ul mask_lo = vec_cmpeq(select_lo,
reinterpret_cast<Packet2ul
>(p2l_ONE));
880 result.v4f[0] = vec_sel(elsePacket.v4f[0], thenPacket.v4f[0], mask_hi);
881 result.v4f[1] = vec_sel(elsePacket.v4f[1], thenPacket.v4f[1], mask_lo);
885template<> Packet4f EIGEN_STRONG_INLINE pcmp_le<Packet4f>(
const Packet4f& a,
const Packet4f& b)
888 res.v4f[0] = pcmp_le(a.v4f[0], b.v4f[0]);
889 res.v4f[1] = pcmp_le(a.v4f[1], b.v4f[1]);
893template<> Packet4f EIGEN_STRONG_INLINE pcmp_lt<Packet4f>(
const Packet4f& a,
const Packet4f& b)
896 res.v4f[0] = pcmp_lt(a.v4f[0], b.v4f[0]);
897 res.v4f[1] = pcmp_lt(a.v4f[1], b.v4f[1]);
901template<> Packet4f EIGEN_STRONG_INLINE pcmp_eq<Packet4f>(
const Packet4f& a,
const Packet4f& b)
904 res.v4f[0] = pcmp_eq(a.v4f[0], b.v4f[0]);
905 res.v4f[1] = pcmp_eq(a.v4f[1], b.v4f[1]);
910template<> EIGEN_STRONG_INLINE Packet4f pload<Packet4f>(
const float* from)
913 EIGEN_DEBUG_ALIGNED_LOAD
915 vfrom = (Packet *) from;
919template<> EIGEN_STRONG_INLINE
void pstore<float>(
float* to,
const Packet4f& from)
922 EIGEN_DEBUG_ALIGNED_STORE
928template<> EIGEN_STRONG_INLINE Packet4f pset1<Packet4f>(
const float& from)
930 return vec_splats(from);
933template<> EIGEN_STRONG_INLINE
void
934pbroadcast4<Packet4f>(
const float *a,
935 Packet4f& a0, Packet4f& a1, Packet4f& a2, Packet4f& a3)
937 a3 = pload<Packet4f>(a);
938 a0 = vec_splat(a3, 0);
939 a1 = vec_splat(a3, 1);
940 a2 = vec_splat(a3, 2);
941 a3 = vec_splat(a3, 3);
944template<> EIGEN_DEVICE_FUNC
inline Packet4f pgather<float, Packet4f>(
const float* from,
Index stride)
946 float EIGEN_ALIGN16 af[4];
947 af[0] = from[0*stride];
948 af[1] = from[1*stride];
949 af[2] = from[2*stride];
950 af[3] = from[3*stride];
951 return pload<Packet4f>(af);
954template<> EIGEN_DEVICE_FUNC
inline void pscatter<float, Packet4f>(
float* to,
const Packet4f& from,
Index stride)
956 float EIGEN_ALIGN16 af[4];
957 pstore<float>((
float*)af, from);
958 to[0*stride] = af[0];
959 to[1*stride] = af[1];
960 to[2*stride] = af[2];
961 to[3*stride] = af[3];
964template<> EIGEN_STRONG_INLINE Packet4f padd<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return (a + b); }
965template<> EIGEN_STRONG_INLINE Packet4f psub<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return (a - b); }
966template<> EIGEN_STRONG_INLINE Packet4f pmul<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return (a * b); }
967template<> EIGEN_STRONG_INLINE Packet4f pdiv<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return (a / b); }
968template<> EIGEN_STRONG_INLINE Packet4f pnegate<Packet4f>(
const Packet4f& a) {
return (-a); }
969template<> EIGEN_STRONG_INLINE Packet4f pconj<Packet4f> (
const Packet4f& a) {
return a; }
970template<> EIGEN_STRONG_INLINE Packet4f pmadd<Packet4f> (
const Packet4f& a,
const Packet4f& b,
const Packet4f& c) {
return vec_madd(a, b, c); }
971template<> EIGEN_STRONG_INLINE Packet4f pmin<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return vec_min(a, b); }
972template<> EIGEN_STRONG_INLINE Packet4f pmax<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return vec_max(a, b); }
973template<> EIGEN_STRONG_INLINE Packet4f pand<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return vec_and(a, b); }
974template<> EIGEN_STRONG_INLINE Packet4f por<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return vec_or(a, b); }
975template<> EIGEN_STRONG_INLINE Packet4f pxor<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return vec_xor(a, b); }
976template<> EIGEN_STRONG_INLINE Packet4f pandnot<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return vec_and(a, vec_nor(b, b)); }
977template<> EIGEN_STRONG_INLINE Packet4f pround<Packet4f> (
const Packet4f& a) {
return vec_round(a); }
978template<> EIGEN_STRONG_INLINE Packet4f pceil<Packet4f> (
const Packet4f& a) {
return vec_ceil(a); }
979template<> EIGEN_STRONG_INLINE Packet4f pfloor<Packet4f> (
const Packet4f& a) {
return vec_floor(a); }
980template<> EIGEN_STRONG_INLINE Packet4f pabs<Packet4f> (
const Packet4f& a) {
return vec_abs(a); }
981template<> EIGEN_STRONG_INLINE
float pfirst<Packet4f>(
const Packet4f& a) {
float EIGEN_ALIGN16 x[4]; pstore(x, a);
return x[0]; }
983template<> EIGEN_STRONG_INLINE Packet4f ploaddup<Packet4f>(
const float* from)
985 Packet4f p = pload<Packet4f>(from);
986 return vec_perm(p, p, p16uc_DUPLICATE32_HI);
989template<> EIGEN_STRONG_INLINE Packet4f preverse(
const Packet4f& a)
991 return reinterpret_cast<Packet4f
>(vec_perm(
reinterpret_cast<Packet16uc
>(a),
reinterpret_cast<Packet16uc
>(a), p16uc_REVERSE32));
994template<> EIGEN_STRONG_INLINE
float predux<Packet4f>(
const Packet4f& a)
997 b = vec_sld(a, a, 8);
998 sum = padd<Packet4f>(a, b);
999 b = vec_sld(sum, sum, 4);
1000 sum = padd<Packet4f>(sum, b);
1006template<> EIGEN_STRONG_INLINE
float predux_mul<Packet4f>(
const Packet4f& a)
1009 prod = pmul(a, vec_sld(a, a, 8));
1010 return pfirst(pmul(prod, vec_sld(prod, prod, 4)));
1014template<> EIGEN_STRONG_INLINE
float predux_min<Packet4f>(
const Packet4f& a)
1017 b = pmin<Packet4f>(a, vec_sld(a, a, 8));
1018 res = pmin<Packet4f>(b, vec_sld(b, b, 4));
1023template<> EIGEN_STRONG_INLINE
float predux_max<Packet4f>(
const Packet4f& a)
1026 b = pmax<Packet4f>(a, vec_sld(a, a, 8));
1027 res = pmax<Packet4f>(b, vec_sld(b, b, 4));
1031EIGEN_DEVICE_FUNC
inline void
1032ptranspose(PacketBlock<Packet4f,4>& kernel) {
1033 Packet4f t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
1034 Packet4f t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
1035 Packet4f t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
1036 Packet4f t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
1037 kernel.packet[0] = vec_mergeh(t0, t2);
1038 kernel.packet[1] = vec_mergel(t0, t2);
1039 kernel.packet[2] = vec_mergeh(t1, t3);
1040 kernel.packet[3] = vec_mergel(t1, t3);
1043template<> EIGEN_STRONG_INLINE Packet4f pblend(
const Selector<4>& ifPacket,
const Packet4f& thenPacket,
const Packet4f& elsePacket) {
1044 Packet4ui select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3] };
1045 Packet4ui mask = vec_cmpeq(select,
reinterpret_cast<Packet4ui
>(p4i_ONE));
1046 return vec_sel(elsePacket, thenPacket, mask);
1051template<> EIGEN_STRONG_INLINE
void prefetch<float>(
const float* addr) { EIGEN_ZVECTOR_PREFETCH(addr); }
1052template<> EIGEN_STRONG_INLINE Packet4f ploadu<Packet4f> (
const float* from) {
return pload<Packet4f>(from); }
1053template<> EIGEN_STRONG_INLINE
void pstoreu<float>(
float* to,
const Packet4f& from) { pstore<float>(to, from); }
1054template<> EIGEN_STRONG_INLINE Packet4f plset<Packet4f> (
const float& a) {
return padd<Packet4f>(pset1<Packet4f>(a), p4f_COUNTDOWN); }
@ Aligned16
Definition: Constants.h:235
Namespace containing all symbols from the Eigen library.
Definition: Core:141
EIGEN_DEFAULT_DENSE_INDEX_TYPE Index
The Index type as used for the API.
Definition: Meta.h:74