10 #ifndef EIGEN_PACKET_MATH_ALTIVEC_H 11 #define EIGEN_PACKET_MATH_ALTIVEC_H 17 #ifndef EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 18 #define EIGEN_CACHEFRIENDLY_PRODUCT_THRESHOLD 4 21 #ifndef EIGEN_HAS_SINGLE_INSTRUCTION_MADD 22 #define EIGEN_HAS_SINGLE_INSTRUCTION_MADD 26 #ifndef EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS 27 #define EIGEN_ARCH_DEFAULT_NUMBER_OF_REGISTERS 32 30 typedef __vector
float Packet4f;
31 typedef __vector
int Packet4i;
32 typedef __vector
unsigned int Packet4ui;
33 typedef __vector __bool
int Packet4bi;
34 typedef __vector
short int Packet8s;
35 typedef __vector
unsigned short int Packet8us;
36 typedef __vector
signed char Packet16c;
37 typedef __vector
unsigned char Packet16uc;
38 typedef eigen_packet_wrapper<__vector unsigned short int,0> Packet8bf;
42 #define _EIGEN_DECLARE_CONST_FAST_Packet4f(NAME,X) \ 43 Packet4f p4f_##NAME = {X, X, X, X} 45 #define _EIGEN_DECLARE_CONST_FAST_Packet4i(NAME,X) \ 46 Packet4i p4i_##NAME = vec_splat_s32(X) 48 #define _EIGEN_DECLARE_CONST_FAST_Packet4ui(NAME,X) \ 49 Packet4ui p4ui_##NAME = {X, X, X, X} 51 #define _EIGEN_DECLARE_CONST_FAST_Packet8us(NAME,X) \ 52 Packet8us p8us_##NAME = {X, X, X, X, X, X, X, X} 54 #define _EIGEN_DECLARE_CONST_FAST_Packet16uc(NAME,X) \ 55 Packet16uc p16uc_##NAME = {X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X} 57 #define _EIGEN_DECLARE_CONST_Packet4f(NAME,X) \ 58 Packet4f p4f_##NAME = pset1<Packet4f>(X) 60 #define _EIGEN_DECLARE_CONST_Packet4i(NAME,X) \ 61 Packet4i p4i_##NAME = pset1<Packet4i>(X) 63 #define _EIGEN_DECLARE_CONST_Packet2d(NAME,X) \ 64 Packet2d p2d_##NAME = pset1<Packet2d>(X) 66 #define _EIGEN_DECLARE_CONST_Packet2l(NAME,X) \ 67 Packet2l p2l_##NAME = pset1<Packet2l>(X) 69 #define _EIGEN_DECLARE_CONST_Packet4f_FROM_INT(NAME,X) \ 70 const Packet4f p4f_##NAME = reinterpret_cast<Packet4f>(pset1<Packet4i>(X)) 73 #define DST_CTRL(size, count, stride) (((size) << 24) | ((count) << 16) | (stride)) 74 #define __UNPACK_TYPE__(PACKETNAME) typename unpacket_traits<PACKETNAME>::type 77 static _EIGEN_DECLARE_CONST_FAST_Packet4f(ZERO, 0);
78 static _EIGEN_DECLARE_CONST_FAST_Packet4i(ZERO, 0);
79 static _EIGEN_DECLARE_CONST_FAST_Packet4i(ONE,1);
80 static _EIGEN_DECLARE_CONST_FAST_Packet4i(MINUS16,-16);
81 static _EIGEN_DECLARE_CONST_FAST_Packet4i(MINUS1,-1);
82 static _EIGEN_DECLARE_CONST_FAST_Packet4ui(SIGN, 0x80000000u);
83 static _EIGEN_DECLARE_CONST_FAST_Packet4ui(PREV0DOT5, 0x3EFFFFFFu);
84 static _EIGEN_DECLARE_CONST_FAST_Packet8us(ONE,1);
85 static _EIGEN_DECLARE_CONST_FAST_Packet16uc(ONE,1);
86 static Packet4f p4f_MZERO = (Packet4f) vec_sl((Packet4ui)p4i_MINUS1, (Packet4ui)p4i_MINUS1);
88 static Packet4f p4f_ONE = vec_ctf(p4i_ONE, 0);
91 static Packet4f p4f_COUNTDOWN = { 0.0, 1.0, 2.0, 3.0 };
92 static Packet4i p4i_COUNTDOWN = { 0, 1, 2, 3 };
93 static Packet8s p8s_COUNTDOWN = { 0, 1, 2, 3, 4, 5, 6, 7 };
94 static Packet8us p8us_COUNTDOWN = { 0, 1, 2, 3, 4, 5, 6, 7 };
96 static Packet16c p16c_COUNTDOWN = { 0, 1, 2, 3, 4, 5, 6, 7,
97 8, 9, 10, 11, 12, 13, 14, 15};
98 static Packet16uc p16uc_COUNTDOWN = { 0, 1, 2, 3, 4, 5, 6, 7,
99 8, 9, 10, 11, 12, 13, 14, 15};
101 static Packet16uc p16uc_REVERSE32 = { 12,13,14,15, 8,9,10,11, 4,5,6,7, 0,1,2,3 };
102 static Packet16uc p16uc_REVERSE16 = { 14,15, 12,13, 10,11, 8,9, 6,7, 4,5, 2,3, 0,1 };
103 static Packet16uc p16uc_REVERSE8 = { 15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0 };
105 static Packet16uc p16uc_DUPLICATE32_HI = { 0,1,2,3, 0,1,2,3, 4,5,6,7, 4,5,6,7 };
106 static Packet16uc p16uc_DUPLICATE16_HI = { 0,1,0,1, 2,3,2,3, 4,5,4,5, 6,7,6,7 };
107 static Packet16uc p16uc_DUPLICATE8_HI = { 0,0, 1,1, 2,2, 3,3, 4,4, 5,5, 6,6, 7,7 };
108 static const Packet16uc p16uc_DUPLICATE16_EVEN= { 0,1 ,0,1, 4,5, 4,5, 8,9, 8,9, 12,13, 12,13 };
109 static const Packet16uc p16uc_DUPLICATE16_ODD = { 2,3 ,2,3, 6,7, 6,7, 10,11, 10,11, 14,15, 14,15 };
111 static Packet16uc p16uc_QUADRUPLICATE16_HI = { 0,1,0,1,0,1,0,1, 2,3,2,3,2,3,2,3 };
116 static Packet16uc p16uc_FORWARD = vec_lvsl(0, (
float*)0);
118 static Packet16uc p16uc_REVERSE64 = { 8,9,10,11, 12,13,14,15, 0,1,2,3, 4,5,6,7 };
120 static Packet16uc p16uc_PSET32_WODD = vec_sld((Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 0), (Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 2), 8);
121 static Packet16uc p16uc_PSET32_WEVEN = vec_sld(p16uc_DUPLICATE32_HI, (Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 3), 8);
122 static Packet16uc p16uc_HALF64_0_16 = vec_sld((Packet16uc)p4i_ZERO, vec_splat((Packet16uc) vec_abs(p4i_MINUS16), 3), 8);
124 static Packet16uc p16uc_FORWARD = p16uc_REVERSE32;
125 static Packet16uc p16uc_REVERSE64 = { 8,9,10,11, 12,13,14,15, 0,1,2,3, 4,5,6,7 };
126 static Packet16uc p16uc_PSET32_WODD = vec_sld((Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 1), (Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 3), 8);
127 static Packet16uc p16uc_PSET32_WEVEN = vec_sld((Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 0), (Packet16uc) vec_splat((Packet4ui)p16uc_FORWARD, 2), 8);
128 static Packet16uc p16uc_HALF64_0_16 = vec_sld(vec_splat((Packet16uc) vec_abs(p4i_MINUS16), 0), (Packet16uc)p4i_ZERO, 8);
129 #endif // _BIG_ENDIAN 131 static Packet16uc p16uc_PSET64_HI = (Packet16uc) vec_mergeh((Packet4ui)p16uc_PSET32_WODD, (Packet4ui)p16uc_PSET32_WEVEN);
132 static Packet16uc p16uc_PSET64_LO = (Packet16uc) vec_mergel((Packet4ui)p16uc_PSET32_WODD, (Packet4ui)p16uc_PSET32_WEVEN);
133 static Packet16uc p16uc_TRANSPOSE64_HI = p16uc_PSET64_HI + p16uc_HALF64_0_16;
134 static Packet16uc p16uc_TRANSPOSE64_LO = p16uc_PSET64_LO + p16uc_HALF64_0_16;
136 static Packet16uc p16uc_COMPLEX32_REV = vec_sld(p16uc_REVERSE32, p16uc_REVERSE32, 8);
139 static Packet16uc p16uc_COMPLEX32_REV2 = vec_sld(p16uc_FORWARD, p16uc_FORWARD, 8);
141 static Packet16uc p16uc_COMPLEX32_REV2 = vec_sld(p16uc_PSET64_HI, p16uc_PSET64_LO, 8);
142 #endif // _BIG_ENDIAN 144 #if EIGEN_HAS_BUILTIN(__builtin_prefetch) || EIGEN_COMP_GNUC 145 #define EIGEN_PPC_PREFETCH(ADDR) __builtin_prefetch(ADDR); 147 #define EIGEN_PPC_PREFETCH(ADDR) asm( " dcbt [%[addr]]\n" :: [addr] "r" (ADDR) : "cc" ); 151 struct packet_traits<float> : default_packet_traits {
152 typedef Packet4f type;
153 typedef Packet4f half;
167 HasSin = EIGEN_FAST_MATH,
168 HasCos = EIGEN_FAST_MATH,
173 #if !EIGEN_COMP_CLANG 181 HasTanh = EIGEN_FAST_MATH,
182 HasErf = EIGEN_FAST_MATH,
193 struct packet_traits<bfloat16> : default_packet_traits {
194 typedef Packet8bf type;
195 typedef Packet8bf half;
209 HasSin = EIGEN_FAST_MATH,
210 HasCos = EIGEN_FAST_MATH,
215 #if !EIGEN_COMP_CLANG 223 HasTanh = EIGEN_FAST_MATH,
224 HasErf = EIGEN_FAST_MATH,
236 struct packet_traits<int> : default_packet_traits {
237 typedef Packet4i type;
238 typedef Packet4i half;
255 struct packet_traits<short int> : default_packet_traits {
256 typedef Packet8s type;
257 typedef Packet8s half;
273 struct packet_traits<unsigned short int> : default_packet_traits {
274 typedef Packet8us type;
275 typedef Packet8us half;
291 struct packet_traits<signed char> : default_packet_traits {
292 typedef Packet16c type;
293 typedef Packet16c half;
309 struct packet_traits<unsigned char> : default_packet_traits {
310 typedef Packet16uc type;
311 typedef Packet16uc half;
326 template<>
struct unpacket_traits<Packet4f>
329 typedef Packet4f half;
330 typedef Packet4i integer_packet;
331 enum {size=4, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
333 template<>
struct unpacket_traits<Packet4i>
336 typedef Packet4i half;
337 enum {size=4, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
339 template<>
struct unpacket_traits<Packet8s>
341 typedef short int type;
342 typedef Packet8s half;
343 enum {size=8, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
345 template<>
struct unpacket_traits<Packet8us>
347 typedef unsigned short int type;
348 typedef Packet8us half;
349 enum {size=8, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
352 template<>
struct unpacket_traits<Packet16c>
354 typedef signed char type;
355 typedef Packet16c half;
356 enum {size=16, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
358 template<>
struct unpacket_traits<Packet16uc>
360 typedef unsigned char type;
361 typedef Packet16uc half;
362 enum {size=16, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
365 template<>
struct unpacket_traits<Packet8bf>
367 typedef bfloat16 type;
368 typedef Packet8bf half;
369 enum {size=8, alignment=
Aligned16, vectorizable=
true, masked_load_available=
false, masked_store_available=
false};
371 inline std::ostream & operator <<(std::ostream & s,
const Packet16c & v)
378 for (
int i=0; i< 16; i++)
379 s << vt.n[i] <<
", ";
383 inline std::ostream & operator <<(std::ostream & s,
const Packet16uc & v)
390 for (
int i=0; i< 16; i++)
391 s << vt.n[i] <<
", ";
395 inline std::ostream & operator <<(std::ostream & s,
const Packet4f & v)
402 s << vt.n[0] <<
", " << vt.n[1] <<
", " << vt.n[2] <<
", " << vt.n[3];
406 inline std::ostream & operator <<(std::ostream & s,
const Packet4i & v)
413 s << vt.n[0] <<
", " << vt.n[1] <<
", " << vt.n[2] <<
", " << vt.n[3];
417 inline std::ostream & operator <<(std::ostream & s,
const Packet4ui & v)
424 s << vt.n[0] <<
", " << vt.n[1] <<
", " << vt.n[2] <<
", " << vt.n[3];
428 template <
typename Packet>
429 EIGEN_STRONG_INLINE Packet pload_common(
const __UNPACK_TYPE__(Packet)* from)
433 EIGEN_UNUSED_VARIABLE(from);
434 EIGEN_DEBUG_ALIGNED_LOAD
436 return vec_xl(0,
const_cast<__UNPACK_TYPE__(Packet)*
>(from));
438 return vec_ld(0, from);
443 template<> EIGEN_STRONG_INLINE Packet4f pload<Packet4f>(
const float* from)
445 return pload_common<Packet4f>(from);
448 template<> EIGEN_STRONG_INLINE Packet4i pload<Packet4i>(
const int* from)
450 return pload_common<Packet4i>(from);
453 template<> EIGEN_STRONG_INLINE Packet8s pload<Packet8s>(
const short int* from)
455 return pload_common<Packet8s>(from);
458 template<> EIGEN_STRONG_INLINE Packet8us pload<Packet8us>(
const unsigned short int* from)
460 return pload_common<Packet8us>(from);
463 template<> EIGEN_STRONG_INLINE Packet16c pload<Packet16c>(
const signed char* from)
465 return pload_common<Packet16c>(from);
468 template<> EIGEN_STRONG_INLINE Packet16uc pload<Packet16uc>(
const unsigned char* from)
470 return pload_common<Packet16uc>(from);
473 template<> EIGEN_STRONG_INLINE Packet8bf pload<Packet8bf>(
const bfloat16* from)
475 return pload_common<Packet8us>(
reinterpret_cast<const unsigned short int*
>(from));
478 template <
typename Packet>
479 EIGEN_STRONG_INLINE
void pstore_common(__UNPACK_TYPE__(Packet)* to,
const Packet& from){
482 EIGEN_UNUSED_VARIABLE(to);
483 EIGEN_DEBUG_ALIGNED_STORE
485 vec_xst(from, 0, to);
491 template<> EIGEN_STRONG_INLINE
void pstore<float>(
float* to,
const Packet4f& from)
493 pstore_common<Packet4f>(to, from);
496 template<> EIGEN_STRONG_INLINE
void pstore<int>(
int* to,
const Packet4i& from)
498 pstore_common<Packet4i>(to, from);
501 template<> EIGEN_STRONG_INLINE
void pstore<short int>(
short int* to,
const Packet8s& from)
503 pstore_common<Packet8s>(to, from);
506 template<> EIGEN_STRONG_INLINE
void pstore<unsigned short int>(
unsigned short int* to,
const Packet8us& from)
508 pstore_common<Packet8us>(to, from);
511 template<> EIGEN_STRONG_INLINE
void pstore<bfloat16>(bfloat16* to,
const Packet8bf& from)
513 pstore_common<Packet8us>(
reinterpret_cast<unsigned short int*
>(to), from);
516 template<> EIGEN_STRONG_INLINE
void pstore<signed char>(
signed char* to,
const Packet16c& from)
518 pstore_common<Packet16c>(to, from);
521 template<> EIGEN_STRONG_INLINE
void pstore<unsigned char>(
unsigned char* to,
const Packet16uc& from)
523 pstore_common<Packet16uc>(to, from);
526 template<
typename Packet>
527 EIGEN_STRONG_INLINE Packet pset1_size4(
const __UNPACK_TYPE__(Packet)& from)
529 Packet v = {from, from, from, from};
533 template<
typename Packet>
534 EIGEN_STRONG_INLINE Packet pset1_size8(
const __UNPACK_TYPE__(Packet)& from)
536 Packet v = {from, from, from, from, from, from, from, from};
540 template<
typename Packet>
541 EIGEN_STRONG_INLINE Packet pset1_size16(
const __UNPACK_TYPE__(Packet)& from)
543 Packet v = {from, from, from, from, from, from, from, from, from, from, from, from, from, from, from, from};
547 template<> EIGEN_STRONG_INLINE Packet4f pset1<Packet4f>(
const float& from) {
548 return pset1_size4<Packet4f>(from);
551 template<> EIGEN_STRONG_INLINE Packet4i pset1<Packet4i>(
const int& from) {
552 return pset1_size4<Packet4i>(from);
555 template<> EIGEN_STRONG_INLINE Packet8s pset1<Packet8s>(
const short int& from) {
556 return pset1_size8<Packet8s>(from);
559 template<> EIGEN_STRONG_INLINE Packet8us pset1<Packet8us>(
const unsigned short int& from) {
560 return pset1_size8<Packet8us>(from);
563 template<> EIGEN_STRONG_INLINE Packet16c pset1<Packet16c>(
const signed char& from) {
564 return pset1_size16<Packet16c>(from);
567 template<> EIGEN_STRONG_INLINE Packet16uc pset1<Packet16uc>(
const unsigned char& from) {
568 return pset1_size16<Packet16uc>(from);
571 template<> EIGEN_STRONG_INLINE Packet4f pset1frombits<Packet4f>(
unsigned int from) {
572 return reinterpret_cast<Packet4f
>(pset1<Packet4i>(from));
575 template<> EIGEN_STRONG_INLINE Packet8bf pset1<Packet8bf>(
const bfloat16& from) {
576 return pset1_size8<Packet8us>(
reinterpret_cast<const unsigned short int&
>(from));
579 template<
typename Packet> EIGEN_STRONG_INLINE
void 580 pbroadcast4_common(
const __UNPACK_TYPE__(Packet) *a,
581 Packet& a0, Packet& a1, Packet& a2, Packet& a3)
583 a3 = pload<Packet>(a);
584 a0 = vec_splat(a3, 0);
585 a1 = vec_splat(a3, 1);
586 a2 = vec_splat(a3, 2);
587 a3 = vec_splat(a3, 3);
590 template<> EIGEN_STRONG_INLINE
void 591 pbroadcast4<Packet4f>(
const float *a,
592 Packet4f& a0, Packet4f& a1, Packet4f& a2, Packet4f& a3)
594 pbroadcast4_common<Packet4f>(a, a0, a1, a2, a3);
596 template<> EIGEN_STRONG_INLINE
void 597 pbroadcast4<Packet4i>(
const int *a,
598 Packet4i& a0, Packet4i& a1, Packet4i& a2, Packet4i& a3)
600 pbroadcast4_common<Packet4i>(a, a0, a1, a2, a3);
603 template<
typename Packet> EIGEN_DEVICE_FUNC
inline Packet pgather_common(
const __UNPACK_TYPE__(Packet)* from,
Index stride)
605 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) a[4];
606 a[0] = from[0*stride];
607 a[1] = from[1*stride];
608 a[2] = from[2*stride];
609 a[3] = from[3*stride];
610 return pload<Packet>(a);
613 template<> EIGEN_DEVICE_FUNC
inline Packet4f pgather<float, Packet4f>(
const float* from,
Index stride)
615 return pgather_common<Packet4f>(from, stride);
618 template<> EIGEN_DEVICE_FUNC
inline Packet4i pgather<int, Packet4i>(
const int* from,
Index stride)
620 return pgather_common<Packet4i>(from, stride);
623 template<
typename Packet> EIGEN_DEVICE_FUNC
inline Packet pgather_size8(
const __UNPACK_TYPE__(Packet)* from,
Index stride)
625 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) a[8];
626 a[0] = from[0*stride];
627 a[1] = from[1*stride];
628 a[2] = from[2*stride];
629 a[3] = from[3*stride];
630 a[4] = from[4*stride];
631 a[5] = from[5*stride];
632 a[6] = from[6*stride];
633 a[7] = from[7*stride];
634 return pload<Packet>(a);
637 template<> EIGEN_DEVICE_FUNC
inline Packet8s pgather<short int, Packet8s>(
const short int* from,
Index stride)
639 return pgather_size8<Packet8s>(from, stride);
642 template<> EIGEN_DEVICE_FUNC
inline Packet8us pgather<unsigned short int, Packet8us>(
const unsigned short int* from,
Index stride)
644 return pgather_size8<Packet8us>(from, stride);
647 template<> EIGEN_DEVICE_FUNC
inline Packet8bf pgather<bfloat16, Packet8bf>(
const bfloat16* from,
Index stride)
649 return pgather_size8<Packet8bf>(from, stride);
652 template<
typename Packet> EIGEN_DEVICE_FUNC
inline Packet pgather_size16(
const __UNPACK_TYPE__(Packet)* from,
Index stride)
654 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) a[16];
655 a[0] = from[0*stride];
656 a[1] = from[1*stride];
657 a[2] = from[2*stride];
658 a[3] = from[3*stride];
659 a[4] = from[4*stride];
660 a[5] = from[5*stride];
661 a[6] = from[6*stride];
662 a[7] = from[7*stride];
663 a[8] = from[8*stride];
664 a[9] = from[9*stride];
665 a[10] = from[10*stride];
666 a[11] = from[11*stride];
667 a[12] = from[12*stride];
668 a[13] = from[13*stride];
669 a[14] = from[14*stride];
670 a[15] = from[15*stride];
671 return pload<Packet>(a);
675 template<> EIGEN_DEVICE_FUNC
inline Packet16c pgather<signed char, Packet16c>(
const signed char* from,
Index stride)
677 return pgather_size16<Packet16c>(from, stride);
680 template<> EIGEN_DEVICE_FUNC
inline Packet16uc pgather<unsigned char, Packet16uc>(
const unsigned char* from,
Index stride)
682 return pgather_size16<Packet16uc>(from, stride);
685 template<
typename Packet> EIGEN_DEVICE_FUNC
inline void pscatter_size4(__UNPACK_TYPE__(Packet)* to,
const Packet& from,
Index stride)
687 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) a[4];
688 pstore<__UNPACK_TYPE__(Packet)>(a, from);
695 template<> EIGEN_DEVICE_FUNC
inline void pscatter<float, Packet4f>(
float* to,
const Packet4f& from,
Index stride)
697 pscatter_size4<Packet4f>(to, from, stride);
700 template<> EIGEN_DEVICE_FUNC
inline void pscatter<int, Packet4i>(
int* to,
const Packet4i& from,
Index stride)
702 pscatter_size4<Packet4i>(to, from, stride);
705 template<
typename Packet> EIGEN_DEVICE_FUNC
inline void pscatter_size8(__UNPACK_TYPE__(Packet)* to,
const Packet& from,
Index stride)
707 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) a[8];
708 pstore<__UNPACK_TYPE__(Packet)>(a, from);
720 template<> EIGEN_DEVICE_FUNC
inline void pscatter<short int, Packet8s>(
short int* to,
const Packet8s& from,
Index stride)
722 pscatter_size8<Packet8s>(to, from, stride);
725 template<> EIGEN_DEVICE_FUNC
inline void pscatter<unsigned short int, Packet8us>(
unsigned short int* to,
const Packet8us& from,
Index stride)
727 pscatter_size8<Packet8us>(to, from, stride);
730 template<> EIGEN_DEVICE_FUNC
inline void pscatter<bfloat16, Packet8bf>(bfloat16* to,
const Packet8bf& from,
Index stride)
732 pscatter_size8<Packet8bf>(to, from, stride);
735 template<
typename Packet> EIGEN_DEVICE_FUNC
inline void pscatter_size16(__UNPACK_TYPE__(Packet)* to,
const Packet& from,
Index stride)
737 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) a[16];
738 pstore<__UNPACK_TYPE__(Packet)>(a, from);
749 to[10*stride] = a[10];
750 to[11*stride] = a[11];
751 to[12*stride] = a[12];
752 to[13*stride] = a[13];
753 to[14*stride] = a[14];
754 to[15*stride] = a[15];
757 template<> EIGEN_DEVICE_FUNC
inline void pscatter<signed char, Packet16c>(
signed char* to,
const Packet16c& from,
Index stride)
759 pscatter_size16<Packet16c>(to, from, stride);
762 template<> EIGEN_DEVICE_FUNC
inline void pscatter<unsigned char, Packet16uc>(
unsigned char* to,
const Packet16uc& from,
Index stride)
764 pscatter_size16<Packet16uc>(to, from, stride);
767 template<> EIGEN_STRONG_INLINE Packet4f plset<Packet4f>(
const float& a) {
return pset1<Packet4f>(a) + p4f_COUNTDOWN; }
768 template<> EIGEN_STRONG_INLINE Packet4i plset<Packet4i>(
const int& a) {
return pset1<Packet4i>(a) + p4i_COUNTDOWN; }
769 template<> EIGEN_STRONG_INLINE Packet8s plset<Packet8s>(
const short int& a) {
return pset1<Packet8s>(a) + p8s_COUNTDOWN; }
770 template<> EIGEN_STRONG_INLINE Packet8us plset<Packet8us>(
const unsigned short int& a) {
return pset1<Packet8us>(a) + p8us_COUNTDOWN; }
771 template<> EIGEN_STRONG_INLINE Packet16c plset<Packet16c>(
const signed char& a) {
return pset1<Packet16c>(a) + p16c_COUNTDOWN; }
772 template<> EIGEN_STRONG_INLINE Packet16uc plset<Packet16uc>(
const unsigned char& a) {
return pset1<Packet16uc>(a) + p16uc_COUNTDOWN; }
774 template<> EIGEN_STRONG_INLINE Packet4f padd<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return a + b; }
775 template<> EIGEN_STRONG_INLINE Packet4i padd<Packet4i> (
const Packet4i& a,
const Packet4i& b) {
return a + b; }
776 template<> EIGEN_STRONG_INLINE Packet4ui padd<Packet4ui> (
const Packet4ui& a,
const Packet4ui& b) {
return a + b; }
777 template<> EIGEN_STRONG_INLINE Packet8s padd<Packet8s> (
const Packet8s& a,
const Packet8s& b) {
return a + b; }
778 template<> EIGEN_STRONG_INLINE Packet8us padd<Packet8us> (
const Packet8us& a,
const Packet8us& b) {
return a + b; }
779 template<> EIGEN_STRONG_INLINE Packet16c padd<Packet16c> (
const Packet16c& a,
const Packet16c& b) {
return a + b; }
780 template<> EIGEN_STRONG_INLINE Packet16uc padd<Packet16uc>(
const Packet16uc& a,
const Packet16uc& b) {
return a + b; }
782 template<> EIGEN_STRONG_INLINE Packet4f psub<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return a - b; }
783 template<> EIGEN_STRONG_INLINE Packet4i psub<Packet4i> (
const Packet4i& a,
const Packet4i& b) {
return a - b; }
784 template<> EIGEN_STRONG_INLINE Packet8s psub<Packet8s> (
const Packet8s& a,
const Packet8s& b) {
return a - b; }
785 template<> EIGEN_STRONG_INLINE Packet8us psub<Packet8us> (
const Packet8us& a,
const Packet8us& b) {
return a - b; }
786 template<> EIGEN_STRONG_INLINE Packet16c psub<Packet16c> (
const Packet16c& a,
const Packet16c& b) {
return a - b; }
787 template<> EIGEN_STRONG_INLINE Packet16uc psub<Packet16uc>(
const Packet16uc& a,
const Packet16uc& b) {
return a - b; }
789 template<> EIGEN_STRONG_INLINE Packet4f pnegate(
const Packet4f& a) {
return p4f_ZERO - a; }
790 template<> EIGEN_STRONG_INLINE Packet4i pnegate(
const Packet4i& a) {
return p4i_ZERO - a; }
792 template<> EIGEN_STRONG_INLINE Packet4f pconj(
const Packet4f& a) {
return a; }
793 template<> EIGEN_STRONG_INLINE Packet4i pconj(
const Packet4i& a) {
return a; }
795 template<> EIGEN_STRONG_INLINE Packet4f pmul<Packet4f> (
const Packet4f& a,
const Packet4f& b) {
return vec_madd(a,b, p4f_MZERO); }
796 template<> EIGEN_STRONG_INLINE Packet4i pmul<Packet4i> (
const Packet4i& a,
const Packet4i& b) {
return a * b; }
797 template<> EIGEN_STRONG_INLINE Packet8s pmul<Packet8s> (
const Packet8s& a,
const Packet8s& b) {
return vec_mul(a,b); }
798 template<> EIGEN_STRONG_INLINE Packet8us pmul<Packet8us> (
const Packet8us& a,
const Packet8us& b) {
return vec_mul(a,b); }
799 template<> EIGEN_STRONG_INLINE Packet16c pmul<Packet16c> (
const Packet16c& a,
const Packet16c& b) {
return vec_mul(a,b); }
800 template<> EIGEN_STRONG_INLINE Packet16uc pmul<Packet16uc>(
const Packet16uc& a,
const Packet16uc& b) {
return vec_mul(a,b); }
803 template<> EIGEN_STRONG_INLINE Packet4f pdiv<Packet4f>(
const Packet4f& a,
const Packet4f& b)
805 #ifndef __VSX__ // VSX actually provides a div instruction 806 Packet4f t, y_0, y_1;
812 t = vec_nmsub(y_0, b, p4f_ONE);
813 y_1 = vec_madd(y_0, t, y_0);
815 return vec_madd(a, y_1, p4f_MZERO);
817 return vec_div(a, b);
821 template<> EIGEN_STRONG_INLINE Packet4i pdiv<Packet4i>(
const Packet4i& ,
const Packet4i& )
822 { eigen_assert(
false &&
"packet integer division are not supported by AltiVec");
823 return pset1<Packet4i>(0);
827 template<> EIGEN_STRONG_INLINE Packet4f pmadd(
const Packet4f& a,
const Packet4f& b,
const Packet4f& c) {
return vec_madd(a,b,c); }
828 template<> EIGEN_STRONG_INLINE Packet4i pmadd(
const Packet4i& a,
const Packet4i& b,
const Packet4i& c) {
return a*b + c; }
829 template<> EIGEN_STRONG_INLINE Packet8s pmadd(
const Packet8s& a,
const Packet8s& b,
const Packet8s& c) {
return vec_madd(a,b,c); }
830 template<> EIGEN_STRONG_INLINE Packet8us pmadd(
const Packet8us& a,
const Packet8us& b,
const Packet8us& c) {
return vec_madd(a,b,c); }
832 template<> EIGEN_STRONG_INLINE Packet4f pmin<Packet4f>(
const Packet4f& a,
const Packet4f& b)
837 __asm__ (
"xvcmpgesp %x0,%x1,%x2\n\txxsel %x0,%x1,%x2,%x0" :
"=&wa" (ret) :
"wa" (a),
"wa" (b));
840 return vec_min(a, b);
843 template<> EIGEN_STRONG_INLINE Packet4i pmin<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_min(a, b); }
844 template<> EIGEN_STRONG_INLINE Packet8s pmin<Packet8s>(
const Packet8s& a,
const Packet8s& b) {
return vec_min(a, b); }
845 template<> EIGEN_STRONG_INLINE Packet8us pmin<Packet8us>(
const Packet8us& a,
const Packet8us& b) {
return vec_min(a, b); }
846 template<> EIGEN_STRONG_INLINE Packet16c pmin<Packet16c>(
const Packet16c& a,
const Packet16c& b) {
return vec_min(a, b); }
847 template<> EIGEN_STRONG_INLINE Packet16uc pmin<Packet16uc>(
const Packet16uc& a,
const Packet16uc& b) {
return vec_min(a, b); }
850 template<> EIGEN_STRONG_INLINE Packet4f pmax<Packet4f>(
const Packet4f& a,
const Packet4f& b)
855 __asm__ (
"xvcmpgtsp %x0,%x2,%x1\n\txxsel %x0,%x1,%x2,%x0" :
"=&wa" (ret) :
"wa" (a),
"wa" (b));
858 return vec_max(a, b);
861 template<> EIGEN_STRONG_INLINE Packet4i pmax<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_max(a, b); }
862 template<> EIGEN_STRONG_INLINE Packet8s pmax<Packet8s>(
const Packet8s& a,
const Packet8s& b) {
return vec_max(a, b); }
863 template<> EIGEN_STRONG_INLINE Packet8us pmax<Packet8us>(
const Packet8us& a,
const Packet8us& b) {
return vec_max(a, b); }
864 template<> EIGEN_STRONG_INLINE Packet16c pmax<Packet16c>(
const Packet16c& a,
const Packet16c& b) {
return vec_max(a, b); }
865 template<> EIGEN_STRONG_INLINE Packet16uc pmax<Packet16uc>(
const Packet16uc& a,
const Packet16uc& b) {
return vec_max(a, b); }
867 template<> EIGEN_STRONG_INLINE Packet4f pcmp_le(
const Packet4f& a,
const Packet4f& b) {
return reinterpret_cast<Packet4f
>(vec_cmple(a,b)); }
868 template<> EIGEN_STRONG_INLINE Packet4f pcmp_lt(
const Packet4f& a,
const Packet4f& b) {
return reinterpret_cast<Packet4f
>(vec_cmplt(a,b)); }
869 template<> EIGEN_STRONG_INLINE Packet4f pcmp_eq(
const Packet4f& a,
const Packet4f& b) {
return reinterpret_cast<Packet4f
>(vec_cmpeq(a,b)); }
870 template<> EIGEN_STRONG_INLINE Packet4f pcmp_lt_or_nan(
const Packet4f& a,
const Packet4f& b) {
871 Packet4f c =
reinterpret_cast<Packet4f
>(vec_cmpge(a,b));
875 template<> EIGEN_STRONG_INLINE Packet4i pcmp_le(
const Packet4i& a,
const Packet4i& b) {
return reinterpret_cast<Packet4i
>(vec_cmple(a,b)); }
876 template<> EIGEN_STRONG_INLINE Packet4i pcmp_lt(
const Packet4i& a,
const Packet4i& b) {
return reinterpret_cast<Packet4i
>(vec_cmplt(a,b)); }
877 template<> EIGEN_STRONG_INLINE Packet4i pcmp_eq(
const Packet4i& a,
const Packet4i& b) {
return reinterpret_cast<Packet4i
>(vec_cmpeq(a,b)); }
878 template<> EIGEN_STRONG_INLINE Packet8s pcmp_le(
const Packet8s& a,
const Packet8s& b) {
return reinterpret_cast<Packet8s
>(vec_cmple(a,b)); }
879 template<> EIGEN_STRONG_INLINE Packet8s pcmp_lt(
const Packet8s& a,
const Packet8s& b) {
return reinterpret_cast<Packet8s
>(vec_cmplt(a,b)); }
880 template<> EIGEN_STRONG_INLINE Packet8s pcmp_eq(
const Packet8s& a,
const Packet8s& b) {
return reinterpret_cast<Packet8s
>(vec_cmpeq(a,b)); }
881 template<> EIGEN_STRONG_INLINE Packet8us pcmp_le(
const Packet8us& a,
const Packet8us& b) {
return reinterpret_cast<Packet8us
>(vec_cmple(a,b)); }
882 template<> EIGEN_STRONG_INLINE Packet8us pcmp_lt(
const Packet8us& a,
const Packet8us& b) {
return reinterpret_cast<Packet8us
>(vec_cmplt(a,b)); }
883 template<> EIGEN_STRONG_INLINE Packet8us pcmp_eq(
const Packet8us& a,
const Packet8us& b) {
return reinterpret_cast<Packet8us
>(vec_cmpeq(a,b)); }
884 template<> EIGEN_STRONG_INLINE Packet16c pcmp_le(
const Packet16c& a,
const Packet16c& b) {
return reinterpret_cast<Packet16c
>(vec_cmple(a,b)); }
885 template<> EIGEN_STRONG_INLINE Packet16c pcmp_lt(
const Packet16c& a,
const Packet16c& b) {
return reinterpret_cast<Packet16c
>(vec_cmplt(a,b)); }
886 template<> EIGEN_STRONG_INLINE Packet16c pcmp_eq(
const Packet16c& a,
const Packet16c& b) {
return reinterpret_cast<Packet16c
>(vec_cmpeq(a,b)); }
887 template<> EIGEN_STRONG_INLINE Packet16uc pcmp_le(
const Packet16uc& a,
const Packet16uc& b) {
return reinterpret_cast<Packet16uc
>(vec_cmple(a,b)); }
888 template<> EIGEN_STRONG_INLINE Packet16uc pcmp_lt(
const Packet16uc& a,
const Packet16uc& b) {
return reinterpret_cast<Packet16uc
>(vec_cmplt(a,b)); }
889 template<> EIGEN_STRONG_INLINE Packet16uc pcmp_eq(
const Packet16uc& a,
const Packet16uc& b) {
return reinterpret_cast<Packet16uc
>(vec_cmpeq(a,b)); }
891 template<> EIGEN_STRONG_INLINE Packet4f pand<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return vec_and(a, b); }
892 template<> EIGEN_STRONG_INLINE Packet4i pand<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_and(a, b); }
893 template<> EIGEN_STRONG_INLINE Packet4ui pand<Packet4ui>(
const Packet4ui& a,
const Packet4ui& b) {
return vec_and(a, b); }
894 template<> EIGEN_STRONG_INLINE Packet8us pand<Packet8us>(
const Packet8us& a,
const Packet8us& b) {
return vec_and(a, b); }
895 template<> EIGEN_STRONG_INLINE Packet8bf pand<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
896 return pand<Packet8us>(a, b);
900 template<> EIGEN_STRONG_INLINE Packet4f por<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return vec_or(a, b); }
901 template<> EIGEN_STRONG_INLINE Packet4i por<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_or(a, b); }
902 template<> EIGEN_STRONG_INLINE Packet8s por<Packet8s>(
const Packet8s& a,
const Packet8s& b) {
return vec_or(a, b); }
903 template<> EIGEN_STRONG_INLINE Packet8us por<Packet8us>(
const Packet8us& a,
const Packet8us& b) {
return vec_or(a, b); }
904 template<> EIGEN_STRONG_INLINE Packet8bf por<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
905 return por<Packet8us>(a, b);
908 template<> EIGEN_STRONG_INLINE Packet4f pxor<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return vec_xor(a, b); }
909 template<> EIGEN_STRONG_INLINE Packet4i pxor<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_xor(a, b); }
910 template<> EIGEN_STRONG_INLINE Packet8bf pxor<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
911 return pxor<Packet8us>(a, b);
914 template<> EIGEN_STRONG_INLINE Packet4f pandnot<Packet4f>(
const Packet4f& a,
const Packet4f& b) {
return vec_andc(a, b); }
915 template<> EIGEN_STRONG_INLINE Packet4i pandnot<Packet4i>(
const Packet4i& a,
const Packet4i& b) {
return vec_andc(a, b); }
917 template<> EIGEN_STRONG_INLINE Packet4f pselect(
const Packet4f& mask,
const Packet4f& a,
const Packet4f& b) {
918 return vec_sel(b, a, reinterpret_cast<Packet4ui>(mask));
921 template<> EIGEN_STRONG_INLINE Packet4f pround<Packet4f>(
const Packet4f& a)
923 Packet4f t = vec_add(reinterpret_cast<Packet4f>(vec_or(vec_and(reinterpret_cast<Packet4ui>(a), p4ui_SIGN), p4ui_PREV0DOT5)), a);
927 __asm__(
"xvrspiz %x0, %x1\n\t" 931 __asm__(
"vrfiz %0, %1\n\t" 938 template<> EIGEN_STRONG_INLINE Packet4f pceil<Packet4f>(
const Packet4f& a) {
return vec_ceil(a); }
939 template<> EIGEN_STRONG_INLINE Packet4f pfloor<Packet4f>(
const Packet4f& a) {
return vec_floor(a); }
940 template<> EIGEN_STRONG_INLINE Packet4f print<Packet4f>(
const Packet4f& a)
944 __asm__(
"xvrspic %x0, %x1\n\t" 951 template<
typename Packet> EIGEN_STRONG_INLINE Packet ploadu_common(
const __UNPACK_TYPE__(Packet)* from)
953 EIGEN_DEBUG_ALIGNED_LOAD
957 MSQ = vec_ld(0, (
unsigned char *)from);
958 LSQ = vec_ld(15, (
unsigned char *)from);
959 mask = vec_lvsl(0, from);
961 return (Packet) vec_perm(MSQ, LSQ, mask);
963 EIGEN_DEBUG_UNALIGNED_LOAD
964 return vec_xl(0,
const_cast<__UNPACK_TYPE__(Packet)*
>(from));
968 template<> EIGEN_STRONG_INLINE Packet4f ploadu<Packet4f>(
const float* from)
970 return ploadu_common<Packet4f>(from);
972 template<> EIGEN_STRONG_INLINE Packet4i ploadu<Packet4i>(
const int* from)
974 return ploadu_common<Packet4i>(from);
976 template<> EIGEN_STRONG_INLINE Packet8s ploadu<Packet8s>(
const short int* from)
978 return ploadu_common<Packet8s>(from);
980 template<> EIGEN_STRONG_INLINE Packet8us ploadu<Packet8us>(
const unsigned short int* from)
982 return ploadu_common<Packet8us>(from);
984 template<> EIGEN_STRONG_INLINE Packet8bf ploadu<Packet8bf>(
const bfloat16* from)
986 return ploadu_common<Packet8us>(
reinterpret_cast<const unsigned short int*
>(from));
988 template<> EIGEN_STRONG_INLINE Packet16c ploadu<Packet16c>(
const signed char* from)
990 return ploadu_common<Packet16c>(from);
992 template<> EIGEN_STRONG_INLINE Packet16uc ploadu<Packet16uc>(
const unsigned char* from)
994 return ploadu_common<Packet16uc>(from);
997 template<
typename Packet> EIGEN_STRONG_INLINE Packet ploaddup_common(
const __UNPACK_TYPE__(Packet)* from)
1000 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet>(from);
1001 else p = ploadu<Packet>(from);
1002 return vec_perm(p, p, p16uc_DUPLICATE32_HI);
1004 template<> EIGEN_STRONG_INLINE Packet4f ploaddup<Packet4f>(
const float* from)
1006 return ploaddup_common<Packet4f>(from);
1008 template<> EIGEN_STRONG_INLINE Packet4i ploaddup<Packet4i>(
const int* from)
1010 return ploaddup_common<Packet4i>(from);
1013 template<> EIGEN_STRONG_INLINE Packet8s ploaddup<Packet8s>(
const short int* from)
1016 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet8s>(from);
1017 else p = ploadu<Packet8s>(from);
1018 return vec_perm(p, p, p16uc_DUPLICATE16_HI);
1021 template<> EIGEN_STRONG_INLINE Packet8us ploaddup<Packet8us>(
const unsigned short int* from)
1024 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet8us>(from);
1025 else p = ploadu<Packet8us>(from);
1026 return vec_perm(p, p, p16uc_DUPLICATE16_HI);
1029 template<> EIGEN_STRONG_INLINE Packet8s ploadquad<Packet8s>(
const short int* from)
1032 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet8s>(from);
1033 else p = ploadu<Packet8s>(from);
1034 return vec_perm(p, p, p16uc_QUADRUPLICATE16_HI);
1037 template<> EIGEN_STRONG_INLINE Packet8us ploadquad<Packet8us>(
const unsigned short int* from)
1040 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet8us>(from);
1041 else p = ploadu<Packet8us>(from);
1042 return vec_perm(p, p, p16uc_QUADRUPLICATE16_HI);
1045 template<> EIGEN_STRONG_INLINE Packet8bf ploadquad<Packet8bf>(
const bfloat16* from)
1047 return ploadquad<Packet8us>(
reinterpret_cast<const unsigned short int*
>(from));
1050 template<> EIGEN_STRONG_INLINE Packet16c ploaddup<Packet16c>(
const signed char* from)
1053 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet16c>(from);
1054 else p = ploadu<Packet16c>(from);
1055 return vec_perm(p, p, p16uc_DUPLICATE8_HI);
1058 template<> EIGEN_STRONG_INLINE Packet16uc ploaddup<Packet16uc>(
const unsigned char* from)
1061 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet16uc>(from);
1062 else p = ploadu<Packet16uc>(from);
1063 return vec_perm(p, p, p16uc_DUPLICATE8_HI);
1066 template<
typename Packet> EIGEN_STRONG_INLINE
void pstoreu_common(__UNPACK_TYPE__(Packet)* to,
const Packet& from)
1068 EIGEN_DEBUG_UNALIGNED_STORE
1072 Packet16uc MSQ, LSQ, edges;
1073 Packet16uc edgeAlign, align;
1075 MSQ = vec_ld(0, (
unsigned char *)to);
1076 LSQ = vec_ld(15, (
unsigned char *)to);
1077 edgeAlign = vec_lvsl(0, to);
1078 edges=vec_perm(LSQ,MSQ,edgeAlign);
1079 align = vec_lvsr( 0, to );
1080 MSQ = vec_perm(edges,(Packet16uc)from,align);
1081 LSQ = vec_perm((Packet16uc)from,edges,align);
1082 vec_st( LSQ, 15, (
unsigned char *)to );
1083 vec_st( MSQ, 0, (
unsigned char *)to );
1085 vec_xst(from, 0, to);
1088 template<> EIGEN_STRONG_INLINE
void pstoreu<float>(
float* to,
const Packet4f& from)
1090 pstoreu_common<Packet4f>(to, from);
1092 template<> EIGEN_STRONG_INLINE
void pstoreu<int>(
int* to,
const Packet4i& from)
1094 pstoreu_common<Packet4i>(to, from);
1096 template<> EIGEN_STRONG_INLINE
void pstoreu<short int>(
short int* to,
const Packet8s& from)
1098 pstoreu_common<Packet8s>(to, from);
1100 template<> EIGEN_STRONG_INLINE
void pstoreu<unsigned short int>(
unsigned short int* to,
const Packet8us& from)
1102 pstoreu_common<Packet8us>(to, from);
1104 template<> EIGEN_STRONG_INLINE
void pstoreu<bfloat16>(bfloat16* to,
const Packet8bf& from)
1106 pstoreu_common<Packet8us>(
reinterpret_cast<unsigned short int*
>(to), from);
1108 template<> EIGEN_STRONG_INLINE
void pstoreu<signed char>(
signed char* to,
const Packet16c& from)
1110 pstoreu_common<Packet16c>(to, from);
1112 template<> EIGEN_STRONG_INLINE
void pstoreu<unsigned char>(
unsigned char* to,
const Packet16uc& from)
1114 pstoreu_common<Packet16uc>(to, from);
1117 template<> EIGEN_STRONG_INLINE
void prefetch<float>(
const float* addr) { EIGEN_PPC_PREFETCH(addr); }
1118 template<> EIGEN_STRONG_INLINE
void prefetch<int>(
const int* addr) { EIGEN_PPC_PREFETCH(addr); }
1120 template<> EIGEN_STRONG_INLINE
float pfirst<Packet4f>(
const Packet4f& a) { EIGEN_ALIGN16
float x; vec_ste(a, 0, &x);
return x; }
1121 template<> EIGEN_STRONG_INLINE
int pfirst<Packet4i>(
const Packet4i& a) { EIGEN_ALIGN16
int x; vec_ste(a, 0, &x);
return x; }
1123 template<
typename Packet> EIGEN_STRONG_INLINE __UNPACK_TYPE__(Packet) pfirst_common(
const Packet& a) {
1124 EIGEN_ALIGN16 __UNPACK_TYPE__(Packet) x;
1129 template<> EIGEN_STRONG_INLINE
short int pfirst<Packet8s>(
const Packet8s& a) {
1130 return pfirst_common<Packet8s>(a);
1133 template<> EIGEN_STRONG_INLINE
unsigned short int pfirst<Packet8us>(
const Packet8us& a) {
1134 return pfirst_common<Packet8us>(a);
1137 template<> EIGEN_STRONG_INLINE
signed char pfirst<Packet16c>(
const Packet16c& a)
1139 return pfirst_common<Packet16c>(a);
1142 template<> EIGEN_STRONG_INLINE
unsigned char pfirst<Packet16uc>(
const Packet16uc& a)
1144 return pfirst_common<Packet16uc>(a);
1147 template<> EIGEN_STRONG_INLINE Packet4f preverse(
const Packet4f& a)
1149 return reinterpret_cast<Packet4f
>(vec_perm(reinterpret_cast<Packet16uc>(a), reinterpret_cast<Packet16uc>(a), p16uc_REVERSE32));
1151 template<> EIGEN_STRONG_INLINE Packet4i preverse(
const Packet4i& a)
1153 return reinterpret_cast<Packet4i
>(vec_perm(reinterpret_cast<Packet16uc>(a), reinterpret_cast<Packet16uc>(a), p16uc_REVERSE32));
1155 template<> EIGEN_STRONG_INLINE Packet8s preverse(
const Packet8s& a)
1157 return reinterpret_cast<Packet8s
>(vec_perm(reinterpret_cast<Packet16uc>(a), reinterpret_cast<Packet16uc>(a), p16uc_REVERSE16));
1159 template<> EIGEN_STRONG_INLINE Packet8us preverse(
const Packet8us& a)
1161 return reinterpret_cast<Packet8us
>(vec_perm(reinterpret_cast<Packet16uc>(a), reinterpret_cast<Packet16uc>(a), p16uc_REVERSE16));
1163 template<> EIGEN_STRONG_INLINE Packet16c preverse(
const Packet16c& a)
1165 return vec_perm(a, a, p16uc_REVERSE8);
1167 template<> EIGEN_STRONG_INLINE Packet16uc preverse(
const Packet16uc& a)
1169 return vec_perm(a, a, p16uc_REVERSE8);
1171 template<> EIGEN_STRONG_INLINE Packet8bf preverse(
const Packet8bf& a)
1173 return preverse<Packet8us>(a);
1176 template<> EIGEN_STRONG_INLINE Packet4f pabs(
const Packet4f& a) {
return vec_abs(a); }
1177 template<> EIGEN_STRONG_INLINE Packet4i pabs(
const Packet4i& a) {
return vec_abs(a); }
1178 template<> EIGEN_STRONG_INLINE Packet8s pabs(
const Packet8s& a) {
return vec_abs(a); }
1179 template<> EIGEN_STRONG_INLINE Packet8us pabs(
const Packet8us& a) {
return a; }
1180 template<> EIGEN_STRONG_INLINE Packet16c pabs(
const Packet16c& a) {
return vec_abs(a); }
1181 template<> EIGEN_STRONG_INLINE Packet16uc pabs(
const Packet16uc& a) {
return a; }
1182 template<> EIGEN_STRONG_INLINE Packet8bf pabs(
const Packet8bf& a) {
1183 _EIGEN_DECLARE_CONST_FAST_Packet8us(abs_mask,0x7FFF);
1184 return pand<Packet8us>(p8us_abs_mask, a);
1187 template<
int N> EIGEN_STRONG_INLINE Packet4i parithmetic_shift_right(
const Packet4i& a)
1188 {
return vec_sra(a,reinterpret_cast<Packet4ui>(pset1<Packet4i>(N))); }
1189 template<
int N> EIGEN_STRONG_INLINE Packet4i plogical_shift_right(
const Packet4i& a)
1190 {
return vec_sr(a,reinterpret_cast<Packet4ui>(pset1<Packet4i>(N))); }
1191 template<
int N> EIGEN_STRONG_INLINE Packet4i plogical_shift_left(
const Packet4i& a)
1192 {
return vec_sl(a,reinterpret_cast<Packet4ui>(pset1<Packet4i>(N))); }
1193 template<
int N> EIGEN_STRONG_INLINE Packet4f plogical_shift_left(
const Packet4f& a)
1195 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(mask, N);
1196 Packet4ui r = vec_sl(reinterpret_cast<Packet4ui>(a), p4ui_mask);
1197 return reinterpret_cast<Packet4f
>(r);
1200 template<
int N> EIGEN_STRONG_INLINE Packet4f plogical_shift_right(
const Packet4f& a)
1202 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(mask, N);
1203 Packet4ui r = vec_sr(reinterpret_cast<Packet4ui>(a), p4ui_mask);
1204 return reinterpret_cast<Packet4f
>(r);
1207 template<
int N> EIGEN_STRONG_INLINE Packet4ui plogical_shift_right(
const Packet4ui& a)
1209 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(mask, N);
1210 return vec_sr(a, p4ui_mask);
1213 template<
int N> EIGEN_STRONG_INLINE Packet4ui plogical_shift_left(
const Packet4ui& a)
1215 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(mask, N);
1216 return vec_sl(a, p4ui_mask);
1219 template<
int N> EIGEN_STRONG_INLINE Packet8us plogical_shift_left(
const Packet8us& a)
1221 const _EIGEN_DECLARE_CONST_FAST_Packet8us(mask, N);
1222 return vec_sl(a, p8us_mask);
1224 template<
int N> EIGEN_STRONG_INLINE Packet8us plogical_shift_right(
const Packet8us& a)
1226 const _EIGEN_DECLARE_CONST_FAST_Packet8us(mask, N);
1227 return vec_sr(a, p8us_mask);
1230 EIGEN_STRONG_INLINE Packet4f Bf16ToF32Even(
const Packet8bf& bf){
1231 return plogical_shift_left<16>(
reinterpret_cast<Packet4f
>(bf.m_val));
1234 EIGEN_STRONG_INLINE Packet4f Bf16ToF32Odd(
const Packet8bf& bf){
1235 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(high_mask, 0xFFFF0000);
1236 return pand<Packet4f>(
1237 reinterpret_cast<Packet4f
>(bf.m_val),
1238 reinterpret_cast<Packet4f>(p4ui_high_mask)
1244 EIGEN_STRONG_INLINE Packet8bf F32ToBf16Bool(Packet4f even, Packet4f odd) {
1245 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(high_mask, 0xFFFF0000);
1246 Packet4f bf_odd, bf_even;
1247 bf_odd = pand(reinterpret_cast<Packet4f>(p4ui_high_mask), odd);
1248 bf_even = plogical_shift_right<16>(even);
1249 return reinterpret_cast<Packet8us
>(por<Packet4f>(bf_even, bf_odd));
1252 EIGEN_STRONG_INLINE Packet8bf F32ToBf16(Packet4f p4f){
1253 Packet4ui input =
reinterpret_cast<Packet4ui
>(p4f);
1254 Packet4ui lsb = plogical_shift_right<16>(input);
1255 lsb = pand<Packet4ui>(lsb,
reinterpret_cast<Packet4ui
>(p4i_ONE));
1257 _EIGEN_DECLARE_CONST_FAST_Packet4ui(BIAS,0x7FFFu);
1258 Packet4ui rounding_bias = padd<Packet4ui>(lsb, p4ui_BIAS);
1259 input = padd<Packet4ui>(input, rounding_bias);
1262 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(exp_mask, 0x7F800000);
1263 Packet4ui
exp = pand<Packet4ui>(p4ui_exp_mask,
reinterpret_cast<Packet4ui
>(p4f));
1265 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(mantissa_mask, 0x7FFFFF);
1266 Packet4ui mantissa = pand<Packet4ui>(p4ui_mantissa_mask,
reinterpret_cast<Packet4ui
>(p4f));
1268 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(max_exp, 0x7F800000);
1269 Packet4bi is_max_exp = vec_cmpeq(
exp, p4ui_max_exp);
1270 Packet4bi is_zero_exp = vec_cmpeq(
exp, reinterpret_cast<Packet4ui>(p4i_ZERO));
1272 Packet4bi is_mant_zero = vec_cmpeq(mantissa, reinterpret_cast<Packet4ui>(p4i_ZERO));
1273 Packet4ui nan_selector = pandnot<Packet4ui>(
1274 reinterpret_cast<Packet4ui
>(is_max_exp),
1275 reinterpret_cast<Packet4ui>(is_mant_zero)
1278 Packet4ui subnormal_selector = pandnot<Packet4ui>(
1279 reinterpret_cast<Packet4ui
>(is_zero_exp),
1280 reinterpret_cast<Packet4ui>(is_mant_zero)
1283 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(nan, 0x7FC00000);
1284 input = vec_sel(input, p4ui_nan, nan_selector);
1285 input = vec_sel(input, reinterpret_cast<Packet4ui>(p4f), subnormal_selector);
1288 input = plogical_shift_right<16>(input);
1289 return reinterpret_cast<Packet8us
>(input);
1292 EIGEN_STRONG_INLINE Packet8bf F32ToBf16(Packet4f even, Packet4f odd){
1293 Packet4f bf_odd, bf_even;
1294 bf_odd =
reinterpret_cast<Packet4f
>(F32ToBf16(odd).m_val);
1295 bf_odd = plogical_shift_left<16>(bf_odd);
1296 bf_even =
reinterpret_cast<Packet4f
>(F32ToBf16(even).m_val);
1297 return reinterpret_cast<Packet8us
>(por<Packet4f>(bf_even, bf_odd));
1299 #define BF16_TO_F32_UNARY_OP_WRAPPER(OP, A) \ 1300 Packet4f a_even = Bf16ToF32Even(A);\ 1301 Packet4f a_odd = Bf16ToF32Odd(A);\ 1302 Packet4f op_even = OP(a_even);\ 1303 Packet4f op_odd = OP(a_odd);\ 1304 return F32ToBf16(op_even, op_odd);\ 1306 #define BF16_TO_F32_BINARY_OP_WRAPPER(OP, A, B) \ 1307 Packet4f a_even = Bf16ToF32Even(A);\ 1308 Packet4f a_odd = Bf16ToF32Odd(A);\ 1309 Packet4f b_even = Bf16ToF32Even(B);\ 1310 Packet4f b_odd = Bf16ToF32Odd(B);\ 1311 Packet4f op_even = OP(a_even, b_even);\ 1312 Packet4f op_odd = OP(a_odd, b_odd);\ 1313 return F32ToBf16(op_even, op_odd);\ 1315 #define BF16_TO_F32_BINARY_OP_WRAPPER_BOOL(OP, A, B) \ 1316 Packet4f a_even = Bf16ToF32Even(A);\ 1317 Packet4f a_odd = Bf16ToF32Odd(A);\ 1318 Packet4f b_even = Bf16ToF32Even(B);\ 1319 Packet4f b_odd = Bf16ToF32Odd(B);\ 1320 Packet4f op_even = OP(a_even, b_even);\ 1321 Packet4f op_odd = OP(a_odd, b_odd);\ 1322 return F32ToBf16Bool(op_even, op_odd);\ 1324 template<> EIGEN_STRONG_INLINE Packet8bf padd<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
1325 BF16_TO_F32_BINARY_OP_WRAPPER(padd<Packet4f>, a, b);
1328 template<> EIGEN_STRONG_INLINE Packet8bf pmul<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
1329 BF16_TO_F32_BINARY_OP_WRAPPER(pmul<Packet4f>, a, b);
1332 template<> EIGEN_STRONG_INLINE Packet8bf pdiv<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
1333 BF16_TO_F32_BINARY_OP_WRAPPER(pdiv<Packet4f>, a, b);
1336 template<> EIGEN_STRONG_INLINE Packet8bf pnegate<Packet8bf>(
const Packet8bf& a) {
1337 BF16_TO_F32_UNARY_OP_WRAPPER(pnegate<Packet4f>, a);
1340 template<> EIGEN_STRONG_INLINE Packet8bf psub<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
1341 BF16_TO_F32_BINARY_OP_WRAPPER(psub<Packet4f>, a, b);
1344 template<> EIGEN_STRONG_INLINE Packet8bf psqrt<Packet8bf> (
const Packet8bf& a){
1345 BF16_TO_F32_UNARY_OP_WRAPPER(vec_sqrt, a);
1347 template<> EIGEN_STRONG_INLINE Packet8bf prsqrt<Packet8bf> (
const Packet8bf& a){
1348 BF16_TO_F32_UNARY_OP_WRAPPER(prsqrt<Packet4f>, a);
1350 template<> EIGEN_STRONG_INLINE Packet8bf pexp<Packet8bf> (
const Packet8bf& a){
1351 BF16_TO_F32_UNARY_OP_WRAPPER(pexp_float, a);
1354 template<> EIGEN_STRONG_INLINE Packet4f pldexp<Packet4f>(
const Packet4f& a,
const Packet4f& exponent) {
1355 return pldexp_generic(a,exponent);
1357 template<> EIGEN_STRONG_INLINE Packet8bf pldexp<Packet8bf> (
const Packet8bf& a,
const Packet8bf& exponent){
1358 BF16_TO_F32_BINARY_OP_WRAPPER(pldexp<Packet4f>, a, exponent);
1361 template<> EIGEN_STRONG_INLINE Packet4f pfrexp<Packet4f>(
const Packet4f& a, Packet4f& exponent) {
1362 return pfrexp_generic(a,exponent);
1364 template<> EIGEN_STRONG_INLINE Packet8bf pfrexp<Packet8bf> (
const Packet8bf& a, Packet8bf& e){
1365 Packet4f a_even = Bf16ToF32Even(a);
1366 Packet4f a_odd = Bf16ToF32Odd(a);
1369 Packet4f op_even = pfrexp<Packet4f>(a_even, e_even);
1370 Packet4f op_odd = pfrexp<Packet4f>(a_odd, e_odd);
1371 e = F32ToBf16(e_even, e_odd);
1372 return F32ToBf16(op_even, op_odd);
1375 template<> EIGEN_STRONG_INLINE Packet8bf psin<Packet8bf> (
const Packet8bf& a){
1376 BF16_TO_F32_UNARY_OP_WRAPPER(psin_float, a);
1378 template<> EIGEN_STRONG_INLINE Packet8bf pcos<Packet8bf> (
const Packet8bf& a){
1379 BF16_TO_F32_UNARY_OP_WRAPPER(pcos_float, a);
1381 template<> EIGEN_STRONG_INLINE Packet8bf plog<Packet8bf> (
const Packet8bf& a){
1382 BF16_TO_F32_UNARY_OP_WRAPPER(plog_float, a);
1384 template<> EIGEN_STRONG_INLINE Packet8bf pfloor<Packet8bf> (
const Packet8bf& a){
1385 BF16_TO_F32_UNARY_OP_WRAPPER(pfloor<Packet4f>, a);
1387 template<> EIGEN_STRONG_INLINE Packet8bf pceil<Packet8bf> (
const Packet8bf& a){
1388 BF16_TO_F32_UNARY_OP_WRAPPER(pceil<Packet4f>, a);
1390 template<> EIGEN_STRONG_INLINE Packet8bf pround<Packet8bf> (
const Packet8bf& a){
1391 BF16_TO_F32_UNARY_OP_WRAPPER(pround<Packet4f>, a);
1393 template<> EIGEN_STRONG_INLINE Packet8bf print<Packet8bf> (
const Packet8bf& a){
1394 BF16_TO_F32_UNARY_OP_WRAPPER(print<Packet4f>, a);
1396 template<> EIGEN_STRONG_INLINE Packet8bf pmadd(
const Packet8bf& a,
const Packet8bf& b,
const Packet8bf& c) {
1397 Packet4f a_even = Bf16ToF32Even(a);
1398 Packet4f a_odd = Bf16ToF32Odd(a);
1399 Packet4f b_even = Bf16ToF32Even(b);
1400 Packet4f b_odd = Bf16ToF32Odd(b);
1401 Packet4f c_even = Bf16ToF32Even(c);
1402 Packet4f c_odd = Bf16ToF32Odd(c);
1403 Packet4f pmadd_even = pmadd<Packet4f>(a_even, b_even, c_even);
1404 Packet4f pmadd_odd = pmadd<Packet4f>(a_odd, b_odd, c_odd);
1405 return F32ToBf16(pmadd_even, pmadd_odd);
1408 template<> EIGEN_STRONG_INLINE Packet8bf pmin<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
1409 BF16_TO_F32_BINARY_OP_WRAPPER(pmin<Packet4f>, a, b);
1412 template<> EIGEN_STRONG_INLINE Packet8bf pmax<Packet8bf>(
const Packet8bf& a,
const Packet8bf& b) {
1413 BF16_TO_F32_BINARY_OP_WRAPPER(pmax<Packet4f>, a, b);
1416 template<> EIGEN_STRONG_INLINE Packet8bf pcmp_lt(
const Packet8bf& a,
const Packet8bf& b) {
1417 BF16_TO_F32_BINARY_OP_WRAPPER_BOOL(pcmp_lt<Packet4f>, a, b);
1419 template<> EIGEN_STRONG_INLINE Packet8bf pcmp_lt_or_nan(
const Packet8bf& a,
const Packet8bf& b) {
1420 BF16_TO_F32_BINARY_OP_WRAPPER_BOOL(pcmp_lt_or_nan<Packet4f>, a, b);
1422 template<> EIGEN_STRONG_INLINE Packet8bf pcmp_le(
const Packet8bf& a,
const Packet8bf& b) {
1423 BF16_TO_F32_BINARY_OP_WRAPPER_BOOL(pcmp_le<Packet4f>, a, b);
1425 template<> EIGEN_STRONG_INLINE Packet8bf pcmp_eq(
const Packet8bf& a,
const Packet8bf& b) {
1426 BF16_TO_F32_BINARY_OP_WRAPPER_BOOL(pcmp_eq<Packet4f>, a, b);
1429 template<> EIGEN_STRONG_INLINE bfloat16 pfirst(
const Packet8bf& a) {
1430 return Eigen::bfloat16_impl::raw_uint16_to_bfloat16((pfirst<Packet8us>(a)));
1433 template<> EIGEN_STRONG_INLINE Packet8bf ploaddup<Packet8bf>(
const bfloat16* from)
1435 return ploaddup<Packet8us>(
reinterpret_cast<const unsigned short int*
>(from));
1438 template<> EIGEN_STRONG_INLINE Packet8bf plset<Packet8bf>(
const bfloat16& a) {
1439 bfloat16 countdown[8] = { bfloat16(0), bfloat16(1), bfloat16(2), bfloat16(3),
1440 bfloat16(4), bfloat16(5), bfloat16(6), bfloat16(7) };
1441 return padd<Packet8bf>(pset1<Packet8bf>(a), pload<Packet8bf>(countdown));
1444 template<> EIGEN_STRONG_INLINE
float predux<Packet4f>(
const Packet4f& a)
1447 b = vec_sld(a, a, 8);
1449 b = vec_sld(sum, sum, 4);
1454 template<> EIGEN_STRONG_INLINE
int predux<Packet4i>(
const Packet4i& a)
1457 sum = vec_sums(a, p4i_ZERO);
1459 sum = vec_sld(sum, p4i_ZERO, 12);
1461 sum = vec_sld(p4i_ZERO, sum, 4);
1466 template<> EIGEN_STRONG_INLINE bfloat16 predux<Packet8bf>(
const Packet8bf& a)
1468 float redux_even = predux<Packet4f>(Bf16ToF32Even(a));
1469 float redux_odd = predux<Packet4f>(Bf16ToF32Odd(a));
1470 float f32_result = redux_even + redux_odd;
1471 return bfloat16(f32_result);
1473 template<
typename Packet> EIGEN_STRONG_INLINE __UNPACK_TYPE__(Packet) predux_size8(
const Packet& a)
1477 __UNPACK_TYPE__(Packet) n[8];
1481 EIGEN_ALIGN16
int first_loader[4] = { vt.n[0], vt.n[1], vt.n[2], vt.n[3] };
1482 EIGEN_ALIGN16
int second_loader[4] = { vt.n[4], vt.n[5], vt.n[6], vt.n[7] };
1483 Packet4i first_half = pload<Packet4i>(first_loader);
1484 Packet4i second_half = pload<Packet4i>(second_loader);
1486 return static_cast<__UNPACK_TYPE__(Packet)
>(predux(first_half) + predux(second_half));
1489 template<> EIGEN_STRONG_INLINE
short int predux<Packet8s>(
const Packet8s& a)
1491 return predux_size8<Packet8s>(a);
1494 template<> EIGEN_STRONG_INLINE
unsigned short int predux<Packet8us>(
const Packet8us& a)
1496 return predux_size8<Packet8us>(a);
1499 template<
typename Packet> EIGEN_STRONG_INLINE __UNPACK_TYPE__(Packet) predux_size16(
const Packet& a)
1503 __UNPACK_TYPE__(Packet) n[16];
1507 EIGEN_ALIGN16
int first_loader[4] = { vt.n[0], vt.n[1], vt.n[2], vt.n[3] };
1508 EIGEN_ALIGN16
int second_loader[4] = { vt.n[4], vt.n[5], vt.n[6], vt.n[7] };
1509 EIGEN_ALIGN16
int third_loader[4] = { vt.n[8], vt.n[9], vt.n[10], vt.n[11] };
1510 EIGEN_ALIGN16
int fourth_loader[4] = { vt.n[12], vt.n[13], vt.n[14], vt.n[15] };
1512 Packet4i first_quarter = pload<Packet4i>(first_loader);
1513 Packet4i second_quarter = pload<Packet4i>(second_loader);
1514 Packet4i third_quarter = pload<Packet4i>(third_loader);
1515 Packet4i fourth_quarter = pload<Packet4i>(fourth_loader);
1517 return static_cast<__UNPACK_TYPE__(Packet)
>(predux(first_quarter) + predux(second_quarter)
1518 + predux(third_quarter) + predux(fourth_quarter));
1521 template<> EIGEN_STRONG_INLINE
signed char predux<Packet16c>(
const Packet16c& a)
1523 return predux_size16<Packet16c>(a);
1526 template<> EIGEN_STRONG_INLINE
unsigned char predux<Packet16uc>(
const Packet16uc& a)
1528 return predux_size16<Packet16uc>(a);
1533 template<> EIGEN_STRONG_INLINE
float predux_mul<Packet4f>(
const Packet4f& a)
1536 prod = pmul(a, vec_sld(a, a, 8));
1537 return pfirst(pmul(prod, vec_sld(prod, prod, 4)));
1540 template<> EIGEN_STRONG_INLINE
int predux_mul<Packet4i>(
const Packet4i& a)
1542 EIGEN_ALIGN16
int aux[4];
1544 return aux[0] * aux[1] * aux[2] * aux[3];
1547 template<> EIGEN_STRONG_INLINE
short int predux_mul<Packet8s>(
const Packet8s& a)
1549 Packet8s pair, quad, octo;
1551 pair = vec_mul(a, vec_sld(a, a, 8));
1552 quad = vec_mul(pair, vec_sld(pair, pair, 4));
1553 octo = vec_mul(quad, vec_sld(quad, quad, 2));
1555 return pfirst(octo);
1558 template<> EIGEN_STRONG_INLINE
unsigned short int predux_mul<Packet8us>(
const Packet8us& a)
1560 Packet8us pair, quad, octo;
1562 pair = vec_mul(a, vec_sld(a, a, 8));
1563 quad = vec_mul(pair, vec_sld(pair, pair, 4));
1564 octo = vec_mul(quad, vec_sld(quad, quad, 2));
1566 return pfirst(octo);
1569 template<> EIGEN_STRONG_INLINE bfloat16 predux_mul<Packet8bf>(
const Packet8bf& a)
1571 float redux_even = predux_mul<Packet4f>(Bf16ToF32Even(a));
1572 float redux_odd = predux_mul<Packet4f>(Bf16ToF32Odd(a));
1573 float f32_result = redux_even * redux_odd;
1574 return bfloat16(f32_result);
1578 template<> EIGEN_STRONG_INLINE
signed char predux_mul<Packet16c>(
const Packet16c& a)
1580 Packet16c pair, quad, octo, result;
1582 pair = vec_mul(a, vec_sld(a, a, 8));
1583 quad = vec_mul(pair, vec_sld(pair, pair, 4));
1584 octo = vec_mul(quad, vec_sld(quad, quad, 2));
1585 result = vec_mul(octo, vec_sld(octo, octo, 1));
1587 return pfirst(result);
1590 template<> EIGEN_STRONG_INLINE
unsigned char predux_mul<Packet16uc>(
const Packet16uc& a)
1592 Packet16uc pair, quad, octo, result;
1594 pair = vec_mul(a, vec_sld(a, a, 8));
1595 quad = vec_mul(pair, vec_sld(pair, pair, 4));
1596 octo = vec_mul(quad, vec_sld(quad, quad, 2));
1597 result = vec_mul(octo, vec_sld(octo, octo, 1));
1599 return pfirst(result);
1603 template<
typename Packet> EIGEN_STRONG_INLINE
1604 __UNPACK_TYPE__(Packet) predux_min4(
const Packet& a)
1607 b = vec_min(a, vec_sld(a, a, 8));
1608 res = vec_min(b, vec_sld(b, b, 4));
1613 template<> EIGEN_STRONG_INLINE
float predux_min<Packet4f>(
const Packet4f& a)
1615 return predux_min4<Packet4f>(a);
1618 template<> EIGEN_STRONG_INLINE
int predux_min<Packet4i>(
const Packet4i& a)
1620 return predux_min4<Packet4i>(a);
1623 template<> EIGEN_STRONG_INLINE bfloat16 predux_min<Packet8bf>(
const Packet8bf& a)
1625 float redux_even = predux_min<Packet4f>(Bf16ToF32Even(a));
1626 float redux_odd = predux_min<Packet4f>(Bf16ToF32Odd(a));
1627 float f32_result = (std::min)(redux_even, redux_odd);
1628 return bfloat16(f32_result);
1631 template<> EIGEN_STRONG_INLINE
short int predux_min<Packet8s>(
const Packet8s& a)
1633 Packet8s pair, quad, octo;
1636 pair = vec_min(a, vec_sld(a, a, 8));
1639 quad = vec_min(pair, vec_sld(pair, pair, 4));
1642 octo = vec_min(quad, vec_sld(quad, quad, 2));
1643 return pfirst(octo);
1646 template<> EIGEN_STRONG_INLINE
unsigned short int predux_min<Packet8us>(
const Packet8us& a)
1648 Packet8us pair, quad, octo;
1651 pair = vec_min(a, vec_sld(a, a, 8));
1654 quad = vec_min(pair, vec_sld(pair, pair, 4));
1657 octo = vec_min(quad, vec_sld(quad, quad, 2));
1658 return pfirst(octo);
1661 template<> EIGEN_STRONG_INLINE
signed char predux_min<Packet16c>(
const Packet16c& a)
1663 Packet16c pair, quad, octo, result;
1665 pair = vec_min(a, vec_sld(a, a, 8));
1666 quad = vec_min(pair, vec_sld(pair, pair, 4));
1667 octo = vec_min(quad, vec_sld(quad, quad, 2));
1668 result = vec_min(octo, vec_sld(octo, octo, 1));
1670 return pfirst(result);
1673 template<> EIGEN_STRONG_INLINE
unsigned char predux_min<Packet16uc>(
const Packet16uc& a)
1675 Packet16uc pair, quad, octo, result;
1677 pair = vec_min(a, vec_sld(a, a, 8));
1678 quad = vec_min(pair, vec_sld(pair, pair, 4));
1679 octo = vec_min(quad, vec_sld(quad, quad, 2));
1680 result = vec_min(octo, vec_sld(octo, octo, 1));
1682 return pfirst(result);
1685 template<
typename Packet> EIGEN_STRONG_INLINE __UNPACK_TYPE__(Packet) predux_max4(
const Packet& a)
1688 b = vec_max(a, vec_sld(a, a, 8));
1689 res = vec_max(b, vec_sld(b, b, 4));
1693 template<> EIGEN_STRONG_INLINE
float predux_max<Packet4f>(
const Packet4f& a)
1695 return predux_max4<Packet4f>(a);
1698 template<> EIGEN_STRONG_INLINE
int predux_max<Packet4i>(
const Packet4i& a)
1700 return predux_max4<Packet4i>(a);
1703 template<> EIGEN_STRONG_INLINE bfloat16 predux_max<Packet8bf>(
const Packet8bf& a)
1705 float redux_even = predux_max<Packet4f>(Bf16ToF32Even(a));
1706 float redux_odd = predux_max<Packet4f>(Bf16ToF32Odd(a));
1707 float f32_result = (std::max)(redux_even, redux_odd);
1708 return bfloat16(f32_result);
1711 template<> EIGEN_STRONG_INLINE
short int predux_max<Packet8s>(
const Packet8s& a)
1713 Packet8s pair, quad, octo;
1716 pair = vec_max(a, vec_sld(a, a, 8));
1719 quad = vec_max(pair, vec_sld(pair, pair, 4));
1722 octo = vec_max(quad, vec_sld(quad, quad, 2));
1723 return pfirst(octo);
1726 template<> EIGEN_STRONG_INLINE
unsigned short int predux_max<Packet8us>(
const Packet8us& a)
1728 Packet8us pair, quad, octo;
1731 pair = vec_max(a, vec_sld(a, a, 8));
1734 quad = vec_max(pair, vec_sld(pair, pair, 4));
1737 octo = vec_max(quad, vec_sld(quad, quad, 2));
1738 return pfirst(octo);
1741 template<> EIGEN_STRONG_INLINE
signed char predux_max<Packet16c>(
const Packet16c& a)
1743 Packet16c pair, quad, octo, result;
1745 pair = vec_max(a, vec_sld(a, a, 8));
1746 quad = vec_max(pair, vec_sld(pair, pair, 4));
1747 octo = vec_max(quad, vec_sld(quad, quad, 2));
1748 result = vec_max(octo, vec_sld(octo, octo, 1));
1750 return pfirst(result);
1753 template<> EIGEN_STRONG_INLINE
unsigned char predux_max<Packet16uc>(
const Packet16uc& a)
1755 Packet16uc pair, quad, octo, result;
1757 pair = vec_max(a, vec_sld(a, a, 8));
1758 quad = vec_max(pair, vec_sld(pair, pair, 4));
1759 octo = vec_max(quad, vec_sld(quad, quad, 2));
1760 result = vec_max(octo, vec_sld(octo, octo, 1));
1762 return pfirst(result);
1765 template<> EIGEN_STRONG_INLINE
bool predux_any(
const Packet4f& x)
1767 return vec_any_ne(x, pzero(x));
1770 template <
typename T> EIGEN_DEVICE_FUNC
inline void 1771 ptranpose_common(PacketBlock<T,4>& kernel){
1773 t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
1774 t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
1775 t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
1776 t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
1777 kernel.packet[0] = vec_mergeh(t0, t2);
1778 kernel.packet[1] = vec_mergel(t0, t2);
1779 kernel.packet[2] = vec_mergeh(t1, t3);
1780 kernel.packet[3] = vec_mergel(t1, t3);
1783 EIGEN_DEVICE_FUNC
inline void 1784 ptranspose(PacketBlock<Packet4f,4>& kernel) {
1785 ptranpose_common<Packet4f>(kernel);
1788 EIGEN_DEVICE_FUNC
inline void 1789 ptranspose(PacketBlock<Packet4i,4>& kernel) {
1790 ptranpose_common<Packet4i>(kernel);
1793 EIGEN_DEVICE_FUNC
inline void 1794 ptranspose(PacketBlock<Packet8s,4>& kernel) {
1795 Packet8s t0, t1, t2, t3;
1796 t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
1797 t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
1798 t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
1799 t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
1800 kernel.packet[0] = vec_mergeh(t0, t2);
1801 kernel.packet[1] = vec_mergel(t0, t2);
1802 kernel.packet[2] = vec_mergeh(t1, t3);
1803 kernel.packet[3] = vec_mergel(t1, t3);
1806 EIGEN_DEVICE_FUNC
inline void 1807 ptranspose(PacketBlock<Packet8us,4>& kernel) {
1808 Packet8us t0, t1, t2, t3;
1809 t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
1810 t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
1811 t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
1812 t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
1813 kernel.packet[0] = vec_mergeh(t0, t2);
1814 kernel.packet[1] = vec_mergel(t0, t2);
1815 kernel.packet[2] = vec_mergeh(t1, t3);
1816 kernel.packet[3] = vec_mergel(t1, t3);
1820 EIGEN_DEVICE_FUNC
inline void 1821 ptranspose(PacketBlock<Packet8bf,4>& kernel) {
1822 Packet8us t0, t1, t2, t3;
1824 t0 = vec_mergeh(kernel.packet[0].m_val, kernel.packet[2].m_val);
1825 t1 = vec_mergel(kernel.packet[0].m_val, kernel.packet[2].m_val);
1826 t2 = vec_mergeh(kernel.packet[1].m_val, kernel.packet[3].m_val);
1827 t3 = vec_mergel(kernel.packet[1].m_val, kernel.packet[3].m_val);
1828 kernel.packet[0] = vec_mergeh(t0, t2);
1829 kernel.packet[1] = vec_mergel(t0, t2);
1830 kernel.packet[2] = vec_mergeh(t1, t3);
1831 kernel.packet[3] = vec_mergel(t1, t3);
1834 EIGEN_DEVICE_FUNC
inline void 1835 ptranspose(PacketBlock<Packet16c,4>& kernel) {
1836 Packet16c t0, t1, t2, t3;
1837 t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
1838 t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
1839 t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
1840 t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
1841 kernel.packet[0] = vec_mergeh(t0, t2);
1842 kernel.packet[1] = vec_mergel(t0, t2);
1843 kernel.packet[2] = vec_mergeh(t1, t3);
1844 kernel.packet[3] = vec_mergel(t1, t3);
1848 EIGEN_DEVICE_FUNC
inline void 1849 ptranspose(PacketBlock<Packet16uc,4>& kernel) {
1850 Packet16uc t0, t1, t2, t3;
1851 t0 = vec_mergeh(kernel.packet[0], kernel.packet[2]);
1852 t1 = vec_mergel(kernel.packet[0], kernel.packet[2]);
1853 t2 = vec_mergeh(kernel.packet[1], kernel.packet[3]);
1854 t3 = vec_mergel(kernel.packet[1], kernel.packet[3]);
1855 kernel.packet[0] = vec_mergeh(t0, t2);
1856 kernel.packet[1] = vec_mergel(t0, t2);
1857 kernel.packet[2] = vec_mergeh(t1, t3);
1858 kernel.packet[3] = vec_mergel(t1, t3);
1861 EIGEN_DEVICE_FUNC
inline void 1862 ptranspose(PacketBlock<Packet8s,8>& kernel) {
1863 Packet8s v[8], sum[8];
1865 v[0] = vec_mergeh(kernel.packet[0], kernel.packet[4]);
1866 v[1] = vec_mergel(kernel.packet[0], kernel.packet[4]);
1867 v[2] = vec_mergeh(kernel.packet[1], kernel.packet[5]);
1868 v[3] = vec_mergel(kernel.packet[1], kernel.packet[5]);
1869 v[4] = vec_mergeh(kernel.packet[2], kernel.packet[6]);
1870 v[5] = vec_mergel(kernel.packet[2], kernel.packet[6]);
1871 v[6] = vec_mergeh(kernel.packet[3], kernel.packet[7]);
1872 v[7] = vec_mergel(kernel.packet[3], kernel.packet[7]);
1873 sum[0] = vec_mergeh(v[0], v[4]);
1874 sum[1] = vec_mergel(v[0], v[4]);
1875 sum[2] = vec_mergeh(v[1], v[5]);
1876 sum[3] = vec_mergel(v[1], v[5]);
1877 sum[4] = vec_mergeh(v[2], v[6]);
1878 sum[5] = vec_mergel(v[2], v[6]);
1879 sum[6] = vec_mergeh(v[3], v[7]);
1880 sum[7] = vec_mergel(v[3], v[7]);
1882 kernel.packet[0] = vec_mergeh(sum[0], sum[4]);
1883 kernel.packet[1] = vec_mergel(sum[0], sum[4]);
1884 kernel.packet[2] = vec_mergeh(sum[1], sum[5]);
1885 kernel.packet[3] = vec_mergel(sum[1], sum[5]);
1886 kernel.packet[4] = vec_mergeh(sum[2], sum[6]);
1887 kernel.packet[5] = vec_mergel(sum[2], sum[6]);
1888 kernel.packet[6] = vec_mergeh(sum[3], sum[7]);
1889 kernel.packet[7] = vec_mergel(sum[3], sum[7]);
1892 EIGEN_DEVICE_FUNC
inline void 1893 ptranspose(PacketBlock<Packet8us,8>& kernel) {
1894 Packet8us v[8], sum[8];
1896 v[0] = vec_mergeh(kernel.packet[0], kernel.packet[4]);
1897 v[1] = vec_mergel(kernel.packet[0], kernel.packet[4]);
1898 v[2] = vec_mergeh(kernel.packet[1], kernel.packet[5]);
1899 v[3] = vec_mergel(kernel.packet[1], kernel.packet[5]);
1900 v[4] = vec_mergeh(kernel.packet[2], kernel.packet[6]);
1901 v[5] = vec_mergel(kernel.packet[2], kernel.packet[6]);
1902 v[6] = vec_mergeh(kernel.packet[3], kernel.packet[7]);
1903 v[7] = vec_mergel(kernel.packet[3], kernel.packet[7]);
1904 sum[0] = vec_mergeh(v[0], v[4]);
1905 sum[1] = vec_mergel(v[0], v[4]);
1906 sum[2] = vec_mergeh(v[1], v[5]);
1907 sum[3] = vec_mergel(v[1], v[5]);
1908 sum[4] = vec_mergeh(v[2], v[6]);
1909 sum[5] = vec_mergel(v[2], v[6]);
1910 sum[6] = vec_mergeh(v[3], v[7]);
1911 sum[7] = vec_mergel(v[3], v[7]);
1913 kernel.packet[0] = vec_mergeh(sum[0], sum[4]);
1914 kernel.packet[1] = vec_mergel(sum[0], sum[4]);
1915 kernel.packet[2] = vec_mergeh(sum[1], sum[5]);
1916 kernel.packet[3] = vec_mergel(sum[1], sum[5]);
1917 kernel.packet[4] = vec_mergeh(sum[2], sum[6]);
1918 kernel.packet[5] = vec_mergel(sum[2], sum[6]);
1919 kernel.packet[6] = vec_mergeh(sum[3], sum[7]);
1920 kernel.packet[7] = vec_mergel(sum[3], sum[7]);
1923 EIGEN_DEVICE_FUNC
inline void 1924 ptranspose(PacketBlock<Packet8bf,8>& kernel) {
1925 Packet8bf v[8], sum[8];
1927 v[0] = vec_mergeh(kernel.packet[0].m_val, kernel.packet[4].m_val);
1928 v[1] = vec_mergel(kernel.packet[0].m_val, kernel.packet[4].m_val);
1929 v[2] = vec_mergeh(kernel.packet[1].m_val, kernel.packet[5].m_val);
1930 v[3] = vec_mergel(kernel.packet[1].m_val, kernel.packet[5].m_val);
1931 v[4] = vec_mergeh(kernel.packet[2].m_val, kernel.packet[6].m_val);
1932 v[5] = vec_mergel(kernel.packet[2].m_val, kernel.packet[6].m_val);
1933 v[6] = vec_mergeh(kernel.packet[3].m_val, kernel.packet[7].m_val);
1934 v[7] = vec_mergel(kernel.packet[3].m_val, kernel.packet[7].m_val);
1935 sum[0] = vec_mergeh(v[0].m_val, v[4].m_val);
1936 sum[1] = vec_mergel(v[0].m_val, v[4].m_val);
1937 sum[2] = vec_mergeh(v[1].m_val, v[5].m_val);
1938 sum[3] = vec_mergel(v[1].m_val, v[5].m_val);
1939 sum[4] = vec_mergeh(v[2].m_val, v[6].m_val);
1940 sum[5] = vec_mergel(v[2].m_val, v[6].m_val);
1941 sum[6] = vec_mergeh(v[3].m_val, v[7].m_val);
1942 sum[7] = vec_mergel(v[3].m_val, v[7].m_val);
1944 kernel.packet[0] = vec_mergeh(sum[0].m_val, sum[4].m_val);
1945 kernel.packet[1] = vec_mergel(sum[0].m_val, sum[4].m_val);
1946 kernel.packet[2] = vec_mergeh(sum[1].m_val, sum[5].m_val);
1947 kernel.packet[3] = vec_mergel(sum[1].m_val, sum[5].m_val);
1948 kernel.packet[4] = vec_mergeh(sum[2].m_val, sum[6].m_val);
1949 kernel.packet[5] = vec_mergel(sum[2].m_val, sum[6].m_val);
1950 kernel.packet[6] = vec_mergeh(sum[3].m_val, sum[7].m_val);
1951 kernel.packet[7] = vec_mergel(sum[3].m_val, sum[7].m_val);
1954 EIGEN_DEVICE_FUNC
inline void 1955 ptranspose(PacketBlock<Packet16c,16>& kernel) {
1956 Packet16c step1[16], step2[16], step3[16];
1958 step1[0] = vec_mergeh(kernel.packet[0], kernel.packet[8]);
1959 step1[1] = vec_mergel(kernel.packet[0], kernel.packet[8]);
1960 step1[2] = vec_mergeh(kernel.packet[1], kernel.packet[9]);
1961 step1[3] = vec_mergel(kernel.packet[1], kernel.packet[9]);
1962 step1[4] = vec_mergeh(kernel.packet[2], kernel.packet[10]);
1963 step1[5] = vec_mergel(kernel.packet[2], kernel.packet[10]);
1964 step1[6] = vec_mergeh(kernel.packet[3], kernel.packet[11]);
1965 step1[7] = vec_mergel(kernel.packet[3], kernel.packet[11]);
1966 step1[8] = vec_mergeh(kernel.packet[4], kernel.packet[12]);
1967 step1[9] = vec_mergel(kernel.packet[4], kernel.packet[12]);
1968 step1[10] = vec_mergeh(kernel.packet[5], kernel.packet[13]);
1969 step1[11] = vec_mergel(kernel.packet[5], kernel.packet[13]);
1970 step1[12] = vec_mergeh(kernel.packet[6], kernel.packet[14]);
1971 step1[13] = vec_mergel(kernel.packet[6], kernel.packet[14]);
1972 step1[14] = vec_mergeh(kernel.packet[7], kernel.packet[15]);
1973 step1[15] = vec_mergel(kernel.packet[7], kernel.packet[15]);
1975 step2[0] = vec_mergeh(step1[0], step1[8]);
1976 step2[1] = vec_mergel(step1[0], step1[8]);
1977 step2[2] = vec_mergeh(step1[1], step1[9]);
1978 step2[3] = vec_mergel(step1[1], step1[9]);
1979 step2[4] = vec_mergeh(step1[2], step1[10]);
1980 step2[5] = vec_mergel(step1[2], step1[10]);
1981 step2[6] = vec_mergeh(step1[3], step1[11]);
1982 step2[7] = vec_mergel(step1[3], step1[11]);
1983 step2[8] = vec_mergeh(step1[4], step1[12]);
1984 step2[9] = vec_mergel(step1[4], step1[12]);
1985 step2[10] = vec_mergeh(step1[5], step1[13]);
1986 step2[11] = vec_mergel(step1[5], step1[13]);
1987 step2[12] = vec_mergeh(step1[6], step1[14]);
1988 step2[13] = vec_mergel(step1[6], step1[14]);
1989 step2[14] = vec_mergeh(step1[7], step1[15]);
1990 step2[15] = vec_mergel(step1[7], step1[15]);
1992 step3[0] = vec_mergeh(step2[0], step2[8]);
1993 step3[1] = vec_mergel(step2[0], step2[8]);
1994 step3[2] = vec_mergeh(step2[1], step2[9]);
1995 step3[3] = vec_mergel(step2[1], step2[9]);
1996 step3[4] = vec_mergeh(step2[2], step2[10]);
1997 step3[5] = vec_mergel(step2[2], step2[10]);
1998 step3[6] = vec_mergeh(step2[3], step2[11]);
1999 step3[7] = vec_mergel(step2[3], step2[11]);
2000 step3[8] = vec_mergeh(step2[4], step2[12]);
2001 step3[9] = vec_mergel(step2[4], step2[12]);
2002 step3[10] = vec_mergeh(step2[5], step2[13]);
2003 step3[11] = vec_mergel(step2[5], step2[13]);
2004 step3[12] = vec_mergeh(step2[6], step2[14]);
2005 step3[13] = vec_mergel(step2[6], step2[14]);
2006 step3[14] = vec_mergeh(step2[7], step2[15]);
2007 step3[15] = vec_mergel(step2[7], step2[15]);
2009 kernel.packet[0] = vec_mergeh(step3[0], step3[8]);
2010 kernel.packet[1] = vec_mergel(step3[0], step3[8]);
2011 kernel.packet[2] = vec_mergeh(step3[1], step3[9]);
2012 kernel.packet[3] = vec_mergel(step3[1], step3[9]);
2013 kernel.packet[4] = vec_mergeh(step3[2], step3[10]);
2014 kernel.packet[5] = vec_mergel(step3[2], step3[10]);
2015 kernel.packet[6] = vec_mergeh(step3[3], step3[11]);
2016 kernel.packet[7] = vec_mergel(step3[3], step3[11]);
2017 kernel.packet[8] = vec_mergeh(step3[4], step3[12]);
2018 kernel.packet[9] = vec_mergel(step3[4], step3[12]);
2019 kernel.packet[10] = vec_mergeh(step3[5], step3[13]);
2020 kernel.packet[11] = vec_mergel(step3[5], step3[13]);
2021 kernel.packet[12] = vec_mergeh(step3[6], step3[14]);
2022 kernel.packet[13] = vec_mergel(step3[6], step3[14]);
2023 kernel.packet[14] = vec_mergeh(step3[7], step3[15]);
2024 kernel.packet[15] = vec_mergel(step3[7], step3[15]);
2027 EIGEN_DEVICE_FUNC
inline void 2028 ptranspose(PacketBlock<Packet16uc,16>& kernel) {
2029 Packet16uc step1[16], step2[16], step3[16];
2031 step1[0] = vec_mergeh(kernel.packet[0], kernel.packet[8]);
2032 step1[1] = vec_mergel(kernel.packet[0], kernel.packet[8]);
2033 step1[2] = vec_mergeh(kernel.packet[1], kernel.packet[9]);
2034 step1[3] = vec_mergel(kernel.packet[1], kernel.packet[9]);
2035 step1[4] = vec_mergeh(kernel.packet[2], kernel.packet[10]);
2036 step1[5] = vec_mergel(kernel.packet[2], kernel.packet[10]);
2037 step1[6] = vec_mergeh(kernel.packet[3], kernel.packet[11]);
2038 step1[7] = vec_mergel(kernel.packet[3], kernel.packet[11]);
2039 step1[8] = vec_mergeh(kernel.packet[4], kernel.packet[12]);
2040 step1[9] = vec_mergel(kernel.packet[4], kernel.packet[12]);
2041 step1[10] = vec_mergeh(kernel.packet[5], kernel.packet[13]);
2042 step1[11] = vec_mergel(kernel.packet[5], kernel.packet[13]);
2043 step1[12] = vec_mergeh(kernel.packet[6], kernel.packet[14]);
2044 step1[13] = vec_mergel(kernel.packet[6], kernel.packet[14]);
2045 step1[14] = vec_mergeh(kernel.packet[7], kernel.packet[15]);
2046 step1[15] = vec_mergel(kernel.packet[7], kernel.packet[15]);
2048 step2[0] = vec_mergeh(step1[0], step1[8]);
2049 step2[1] = vec_mergel(step1[0], step1[8]);
2050 step2[2] = vec_mergeh(step1[1], step1[9]);
2051 step2[3] = vec_mergel(step1[1], step1[9]);
2052 step2[4] = vec_mergeh(step1[2], step1[10]);
2053 step2[5] = vec_mergel(step1[2], step1[10]);
2054 step2[6] = vec_mergeh(step1[3], step1[11]);
2055 step2[7] = vec_mergel(step1[3], step1[11]);
2056 step2[8] = vec_mergeh(step1[4], step1[12]);
2057 step2[9] = vec_mergel(step1[4], step1[12]);
2058 step2[10] = vec_mergeh(step1[5], step1[13]);
2059 step2[11] = vec_mergel(step1[5], step1[13]);
2060 step2[12] = vec_mergeh(step1[6], step1[14]);
2061 step2[13] = vec_mergel(step1[6], step1[14]);
2062 step2[14] = vec_mergeh(step1[7], step1[15]);
2063 step2[15] = vec_mergel(step1[7], step1[15]);
2065 step3[0] = vec_mergeh(step2[0], step2[8]);
2066 step3[1] = vec_mergel(step2[0], step2[8]);
2067 step3[2] = vec_mergeh(step2[1], step2[9]);
2068 step3[3] = vec_mergel(step2[1], step2[9]);
2069 step3[4] = vec_mergeh(step2[2], step2[10]);
2070 step3[5] = vec_mergel(step2[2], step2[10]);
2071 step3[6] = vec_mergeh(step2[3], step2[11]);
2072 step3[7] = vec_mergel(step2[3], step2[11]);
2073 step3[8] = vec_mergeh(step2[4], step2[12]);
2074 step3[9] = vec_mergel(step2[4], step2[12]);
2075 step3[10] = vec_mergeh(step2[5], step2[13]);
2076 step3[11] = vec_mergel(step2[5], step2[13]);
2077 step3[12] = vec_mergeh(step2[6], step2[14]);
2078 step3[13] = vec_mergel(step2[6], step2[14]);
2079 step3[14] = vec_mergeh(step2[7], step2[15]);
2080 step3[15] = vec_mergel(step2[7], step2[15]);
2082 kernel.packet[0] = vec_mergeh(step3[0], step3[8]);
2083 kernel.packet[1] = vec_mergel(step3[0], step3[8]);
2084 kernel.packet[2] = vec_mergeh(step3[1], step3[9]);
2085 kernel.packet[3] = vec_mergel(step3[1], step3[9]);
2086 kernel.packet[4] = vec_mergeh(step3[2], step3[10]);
2087 kernel.packet[5] = vec_mergel(step3[2], step3[10]);
2088 kernel.packet[6] = vec_mergeh(step3[3], step3[11]);
2089 kernel.packet[7] = vec_mergel(step3[3], step3[11]);
2090 kernel.packet[8] = vec_mergeh(step3[4], step3[12]);
2091 kernel.packet[9] = vec_mergel(step3[4], step3[12]);
2092 kernel.packet[10] = vec_mergeh(step3[5], step3[13]);
2093 kernel.packet[11] = vec_mergel(step3[5], step3[13]);
2094 kernel.packet[12] = vec_mergeh(step3[6], step3[14]);
2095 kernel.packet[13] = vec_mergel(step3[6], step3[14]);
2096 kernel.packet[14] = vec_mergeh(step3[7], step3[15]);
2097 kernel.packet[15] = vec_mergel(step3[7], step3[15]);
2100 template<
typename Packet> EIGEN_STRONG_INLINE
2101 Packet pblend4(
const Selector<4>& ifPacket,
const Packet& thenPacket,
const Packet& elsePacket) {
2102 Packet4ui select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3] };
2103 Packet4ui mask =
reinterpret_cast<Packet4ui
>(vec_cmpeq(reinterpret_cast<Packet4ui>(select), reinterpret_cast<Packet4ui>(p4i_ONE)));
2104 return vec_sel(elsePacket, thenPacket, mask);
2107 template<> EIGEN_STRONG_INLINE Packet4i pblend(
const Selector<4>& ifPacket,
const Packet4i& thenPacket,
const Packet4i& elsePacket) {
2108 return pblend4<Packet4i>(ifPacket, thenPacket, elsePacket);
2111 template<> EIGEN_STRONG_INLINE Packet4f pblend(
const Selector<4>& ifPacket,
const Packet4f& thenPacket,
const Packet4f& elsePacket) {
2112 return pblend4<Packet4f>(ifPacket, thenPacket, elsePacket);
2115 template<> EIGEN_STRONG_INLINE Packet8s pblend(
const Selector<8>& ifPacket,
const Packet8s& thenPacket,
const Packet8s& elsePacket) {
2116 Packet8us select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3],
2117 ifPacket.select[4], ifPacket.select[5], ifPacket.select[6], ifPacket.select[7] };
2118 Packet8us mask =
reinterpret_cast<Packet8us
>(vec_cmpeq(select, p8us_ONE));
2119 Packet8s result = vec_sel(elsePacket, thenPacket, mask);
2123 template<> EIGEN_STRONG_INLINE Packet8us pblend(
const Selector<8>& ifPacket,
const Packet8us& thenPacket,
const Packet8us& elsePacket) {
2124 Packet8us select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3],
2125 ifPacket.select[4], ifPacket.select[5], ifPacket.select[6], ifPacket.select[7] };
2126 Packet8us mask =
reinterpret_cast<Packet8us
>(vec_cmpeq(reinterpret_cast<Packet8us>(select), p8us_ONE));
2127 return vec_sel(elsePacket, thenPacket, mask);
2130 template<> EIGEN_STRONG_INLINE Packet8bf pblend(
const Selector<8>& ifPacket,
const Packet8bf& thenPacket,
const Packet8bf& elsePacket) {
2131 return pblend<Packet8us>(ifPacket, thenPacket, elsePacket);
2134 template<> EIGEN_STRONG_INLINE Packet16c pblend(
const Selector<16>& ifPacket,
const Packet16c& thenPacket,
const Packet16c& elsePacket) {
2135 Packet16uc select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3],
2136 ifPacket.select[4], ifPacket.select[5], ifPacket.select[6], ifPacket.select[7],
2137 ifPacket.select[8], ifPacket.select[9], ifPacket.select[10], ifPacket.select[11],
2138 ifPacket.select[12], ifPacket.select[13], ifPacket.select[14], ifPacket.select[15] };
2140 Packet16uc mask =
reinterpret_cast<Packet16uc
>(vec_cmpeq(reinterpret_cast<Packet16uc>(select), p16uc_ONE));
2141 return vec_sel(elsePacket, thenPacket, mask);
2144 template<> EIGEN_STRONG_INLINE Packet16uc pblend(
const Selector<16>& ifPacket,
const Packet16uc& thenPacket,
const Packet16uc& elsePacket) {
2145 Packet16uc select = { ifPacket.select[0], ifPacket.select[1], ifPacket.select[2], ifPacket.select[3],
2146 ifPacket.select[4], ifPacket.select[5], ifPacket.select[6], ifPacket.select[7],
2147 ifPacket.select[8], ifPacket.select[9], ifPacket.select[10], ifPacket.select[11],
2148 ifPacket.select[12], ifPacket.select[13], ifPacket.select[14], ifPacket.select[15] };
2150 Packet16uc mask =
reinterpret_cast<Packet16uc
>(vec_cmpeq(reinterpret_cast<Packet16uc>(select), p16uc_ONE));
2151 return vec_sel(elsePacket, thenPacket, mask);
2155 struct type_casting_traits<float, int> {
2164 struct type_casting_traits<int, float> {
2173 struct type_casting_traits<bfloat16, unsigned short int> {
2182 struct type_casting_traits<unsigned short int, bfloat16> {
2190 template<> EIGEN_STRONG_INLINE Packet4i pcast<Packet4f, Packet4i>(
const Packet4f& a) {
2191 return vec_cts(a,0);
2194 template<> EIGEN_STRONG_INLINE Packet4ui pcast<Packet4f, Packet4ui>(
const Packet4f& a) {
2195 return vec_ctu(a,0);
2198 template<> EIGEN_STRONG_INLINE Packet4f pcast<Packet4i, Packet4f>(
const Packet4i& a) {
2199 return vec_ctf(a,0);
2202 template<> EIGEN_STRONG_INLINE Packet4f pcast<Packet4ui, Packet4f>(
const Packet4ui& a) {
2203 return vec_ctf(a,0);
2206 template<> EIGEN_STRONG_INLINE Packet8us pcast<Packet8bf, Packet8us>(
const Packet8bf& a) {
2207 Packet4f float_even = Bf16ToF32Even(a);
2208 Packet4f float_odd = Bf16ToF32Odd(a);
2209 Packet4ui int_even = pcast<Packet4f, Packet4ui>(float_even);
2210 Packet4ui int_odd = pcast<Packet4f, Packet4ui>(float_odd);
2211 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(low_mask, 0x0000FFFF);
2212 Packet4ui low_even = pand<Packet4ui>(int_even, p4ui_low_mask);
2213 Packet4ui low_odd = pand<Packet4ui>(int_odd, p4ui_low_mask);
2216 Packet4bi overflow_selector;
2217 if(vec_any_gt(int_even, p4ui_low_mask)){
2218 overflow_selector = vec_cmpgt(int_even, p4ui_low_mask);
2219 low_even = vec_sel(low_even, p4ui_low_mask, overflow_selector);
2221 if(vec_any_gt(int_odd, p4ui_low_mask)){
2222 overflow_selector = vec_cmpgt(int_odd, p4ui_low_mask);
2223 low_odd = vec_sel(low_even, p4ui_low_mask, overflow_selector);
2226 low_odd = plogical_shift_left<16>(low_odd);
2228 Packet4ui int_final = por<Packet4ui>(low_even, low_odd);
2229 return reinterpret_cast<Packet8us
>(int_final);
2232 template<> EIGEN_STRONG_INLINE Packet8bf pcast<Packet8us, Packet8bf>(
const Packet8us& a) {
2234 const _EIGEN_DECLARE_CONST_FAST_Packet4ui(low_mask, 0x0000FFFF);
2235 Packet4ui int_cast =
reinterpret_cast<Packet4ui
>(a);
2236 Packet4ui int_even = pand<Packet4ui>(int_cast, p4ui_low_mask);
2237 Packet4ui int_odd = plogical_shift_right<16>(int_cast);
2238 Packet4f float_even = pcast<Packet4ui, Packet4f>(int_even);
2239 Packet4f float_odd = pcast<Packet4ui, Packet4f>(int_odd);
2240 return F32ToBf16(float_even, float_odd);
2244 template<> EIGEN_STRONG_INLINE Packet4i preinterpret<Packet4i,Packet4f>(
const Packet4f& a) {
2245 return reinterpret_cast<Packet4i
>(a);
2248 template<> EIGEN_STRONG_INLINE Packet4f preinterpret<Packet4f,Packet4i>(
const Packet4i& a) {
2249 return reinterpret_cast<Packet4f
>(a);
2256 typedef __vector
double Packet2d;
2257 typedef __vector
unsigned long long Packet2ul;
2258 typedef __vector
long long Packet2l;
2259 #if EIGEN_COMP_CLANG 2260 typedef Packet2ul Packet2bl;
2262 typedef __vector __bool
long Packet2bl;
2265 static Packet2l p2l_ONE = { 1, 1 };
2266 static Packet2l p2l_ZERO =
reinterpret_cast<Packet2l
>(p4i_ZERO);
2267 static Packet2ul p2ul_SIGN = { 0x8000000000000000ull, 0x8000000000000000ull };
2268 static Packet2ul p2ul_PREV0DOT5 = { 0x3FDFFFFFFFFFFFFFull, 0x3FDFFFFFFFFFFFFFull };
2269 static Packet2d p2d_ONE = { 1.0, 1.0 };
2270 static Packet2d p2d_ZERO =
reinterpret_cast<Packet2d
>(p4f_ZERO);
2271 static Packet2d p2d_MZERO = { numext::bit_cast<
double>(0x8000000000000000ull),
2272 numext::bit_cast<double>(0x8000000000000000ull) };
2275 static Packet2d p2d_COUNTDOWN =
reinterpret_cast<Packet2d
>(vec_sld(reinterpret_cast<Packet4f>(p2d_ZERO), reinterpret_cast<Packet4f>(p2d_ONE), 8));
2277 static Packet2d p2d_COUNTDOWN =
reinterpret_cast<Packet2d
>(vec_sld(reinterpret_cast<Packet4f>(p2d_ONE), reinterpret_cast<Packet4f>(p2d_ZERO), 8));
2280 template<
int index> Packet2d vec_splat_dbl(Packet2d& a)
2282 return vec_splat(a, index);
2285 template<>
struct packet_traits<double> : default_packet_traits
2287 typedef Packet2d type;
2288 typedef Packet2d half;
2291 AlignedOnScalar = 1,
2317 template<>
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; };
2319 inline std::ostream & operator <<(std::ostream & s,
const Packet2l & v)
2326 s << vt.n[0] <<
", " << vt.n[1];
2330 inline std::ostream & operator <<(std::ostream & s,
const Packet2d & v)
2337 s << vt.n[0] <<
", " << vt.n[1];
2342 template<> EIGEN_STRONG_INLINE Packet2d pload<Packet2d>(
const double* from)
2344 EIGEN_DEBUG_ALIGNED_LOAD
2345 return vec_xl(0, const_cast<double *>(from));
2348 template<> EIGEN_STRONG_INLINE
void pstore<double>(
double* to,
const Packet2d& from)
2350 EIGEN_DEBUG_ALIGNED_STORE
2351 vec_xst(from, 0, to);
2354 template<> EIGEN_STRONG_INLINE Packet2d pset1<Packet2d>(
const double& from) {
2355 Packet2d v = {from, from};
2359 template<> EIGEN_STRONG_INLINE Packet2d pset1frombits<Packet2d>(
unsigned long from) {
2360 Packet2l v = {
static_cast<long long>(from), static_cast<long long>(from)};
2361 return reinterpret_cast<Packet2d
>(v);
2364 template<> EIGEN_STRONG_INLINE
void 2365 pbroadcast4<Packet2d>(
const double *a,
2366 Packet2d& a0, Packet2d& a1, Packet2d& a2, Packet2d& a3)
2369 a0 = pset1<Packet2d>(a[0]);
2370 a1 = pset1<Packet2d>(a[1]);
2371 a2 = pset1<Packet2d>(a[2]);
2372 a3 = pset1<Packet2d>(a[3]);
2375 template<> EIGEN_DEVICE_FUNC
inline Packet2d pgather<double, Packet2d>(
const double* from,
Index stride)
2377 EIGEN_ALIGN16
double af[2];
2378 af[0] = from[0*stride];
2379 af[1] = from[1*stride];
2380 return pload<Packet2d>(af);
2382 template<> EIGEN_DEVICE_FUNC
inline void pscatter<double, Packet2d>(
double* to,
const Packet2d& from,
Index stride)
2384 EIGEN_ALIGN16
double af[2];
2385 pstore<double>(af, from);
2386 to[0*stride] = af[0];
2387 to[1*stride] = af[1];
2390 template<> EIGEN_STRONG_INLINE Packet2d plset<Packet2d>(
const double& a) {
return pset1<Packet2d>(a) + p2d_COUNTDOWN; }
2392 template<> EIGEN_STRONG_INLINE Packet2d padd<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return a + b; }
2394 template<> EIGEN_STRONG_INLINE Packet2d psub<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return a - b; }
2396 template<> EIGEN_STRONG_INLINE Packet2d pnegate(
const Packet2d& a) {
return p2d_ZERO - a; }
2398 template<> EIGEN_STRONG_INLINE Packet2d pconj(
const Packet2d& a) {
return a; }
2400 template<> EIGEN_STRONG_INLINE Packet2d pmul<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_madd(a,b,p2d_MZERO); }
2401 template<> EIGEN_STRONG_INLINE Packet2d pdiv<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_div(a,b); }
2404 template<> EIGEN_STRONG_INLINE Packet2d pmadd(
const Packet2d& a,
const Packet2d& b,
const Packet2d& c) {
return vec_madd(a, b, c); }
2406 template<> EIGEN_STRONG_INLINE Packet2d pmin<Packet2d>(
const Packet2d& a,
const Packet2d& b)
2410 __asm__ (
"xvcmpgedp %x0,%x1,%x2\n\txxsel %x0,%x1,%x2,%x0" :
"=&wa" (ret) :
"wa" (a),
"wa" (b));
2414 template<> EIGEN_STRONG_INLINE Packet2d pmax<Packet2d>(
const Packet2d& a,
const Packet2d& b)
2418 __asm__ (
"xvcmpgtdp %x0,%x2,%x1\n\txxsel %x0,%x1,%x2,%x0" :
"=&wa" (ret) :
"wa" (a),
"wa" (b));
2422 template<> EIGEN_STRONG_INLINE Packet2d pcmp_le(
const Packet2d& a,
const Packet2d& b) {
return reinterpret_cast<Packet2d
>(vec_cmple(a,b)); }
2423 template<> EIGEN_STRONG_INLINE Packet2d pcmp_lt(
const Packet2d& a,
const Packet2d& b) {
return reinterpret_cast<Packet2d
>(vec_cmplt(a,b)); }
2424 template<> EIGEN_STRONG_INLINE Packet2d pcmp_eq(
const Packet2d& a,
const Packet2d& b) {
return reinterpret_cast<Packet2d
>(vec_cmpeq(a,b)); }
2425 template<> EIGEN_STRONG_INLINE Packet2d pcmp_lt_or_nan(
const Packet2d& a,
const Packet2d& b) {
2426 Packet2d c =
reinterpret_cast<Packet2d
>(vec_cmpge(a,b));
2427 return vec_nor(c,c);
2430 template<> EIGEN_STRONG_INLINE Packet2d pand<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_and(a, b); }
2432 template<> EIGEN_STRONG_INLINE Packet2d por<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_or(a, b); }
2434 template<> EIGEN_STRONG_INLINE Packet2d pxor<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_xor(a, b); }
2436 template<> EIGEN_STRONG_INLINE Packet2d pandnot<Packet2d>(
const Packet2d& a,
const Packet2d& b) {
return vec_and(a, vec_nor(b, b)); }
2438 template<> EIGEN_STRONG_INLINE Packet2d pround<Packet2d>(
const Packet2d& a)
2440 Packet2d t = vec_add(reinterpret_cast<Packet2d>(vec_or(vec_and(reinterpret_cast<Packet2ul>(a), p2ul_SIGN), p2ul_PREV0DOT5)), a);
2443 __asm__(
"xvrdpiz %x0, %x1\n\t" 2449 template<> EIGEN_STRONG_INLINE Packet2d pceil<Packet2d>(
const Packet2d& a) {
return vec_ceil(a); }
2450 template<> EIGEN_STRONG_INLINE Packet2d pfloor<Packet2d>(
const Packet2d& a) {
return vec_floor(a); }
2451 template<> EIGEN_STRONG_INLINE Packet2d print<Packet2d>(
const Packet2d& a)
2455 __asm__(
"xvrdpic %x0, %x1\n\t" 2462 template<> EIGEN_STRONG_INLINE Packet2d ploadu<Packet2d>(
const double* from)
2464 EIGEN_DEBUG_UNALIGNED_LOAD
2465 return vec_xl(0, const_cast<double*>(from));
2468 template<> EIGEN_STRONG_INLINE Packet2d ploaddup<Packet2d>(
const double* from)
2471 if((std::ptrdiff_t(from) % 16) == 0) p = pload<Packet2d>(from);
2472 else p = ploadu<Packet2d>(from);
2473 return vec_splat_dbl<0>(p);
2476 template<> EIGEN_STRONG_INLINE
void pstoreu<double>(
double* to,
const Packet2d& from)
2478 EIGEN_DEBUG_UNALIGNED_STORE
2479 vec_xst(from, 0, to);
2482 template<> EIGEN_STRONG_INLINE
void prefetch<double>(
const double* addr) { EIGEN_PPC_PREFETCH(addr); }
2484 template<> EIGEN_STRONG_INLINE
double pfirst<Packet2d>(
const Packet2d& a) { EIGEN_ALIGN16
double x[2]; pstore<double>(x, a);
return x[0]; }
2486 template<> EIGEN_STRONG_INLINE Packet2d preverse(
const Packet2d& a)
2488 return reinterpret_cast<Packet2d
>(vec_perm(reinterpret_cast<Packet16uc>(a), reinterpret_cast<Packet16uc>(a), p16uc_REVERSE64));
2490 template<> EIGEN_STRONG_INLINE Packet2d pabs(
const Packet2d& a) {
return vec_abs(a); }
2499 inline Packet2l pcast<Packet2d, Packet2l>(
const Packet2d& x) {
2500 #if EIGEN_GNUC_AT_LEAST(5, 4) || \ 2501 (EIGEN_GNUC_AT(6, 1) && __GNUC_PATCHLEVEL__ >= 1) 2502 return vec_cts(x, 0);
2505 memcpy(tmp, &x,
sizeof(tmp));
2506 Packet2l l = {
static_cast<long long>(tmp[0]),
2507 static_cast<long long>(tmp[1]) };
2513 inline Packet2d pcast<Packet2l, Packet2d>(
const Packet2l& x) {
2514 unsigned long long tmp[2];
2515 memcpy(tmp, &x,
sizeof(tmp));
2516 Packet2d d = {
static_cast<double>(tmp[0]),
2517 static_cast<double>(tmp[1]) };
2528 #ifdef __POWER8_VECTOR__ 2531 EIGEN_STRONG_INLINE Packet2l plogical_shift_left(
const Packet2l& a) {
2532 const Packet2ul shift = { N, N };
2533 return vec_sl(a, shift);
2537 EIGEN_STRONG_INLINE Packet2l plogical_shift_right(
const Packet2l& a) {
2538 const Packet2ul shift = { N, N };
2539 return vec_sr(a, shift);
2546 EIGEN_ALWAYS_INLINE Packet4i shift_even_left(
const Packet4i& a) {
2547 static const Packet16uc perm = {
2548 0x14, 0x15, 0x16, 0x17, 0x00, 0x01, 0x02, 0x03,
2549 0x1c, 0x1d, 0x1e, 0x1f, 0x08, 0x09, 0x0a, 0x0b };
2551 return vec_perm(p4i_ZERO, a, perm);
2553 return vec_perm(a, p4i_ZERO, perm);
2559 EIGEN_ALWAYS_INLINE Packet4i shift_odd_right(
const Packet4i& a) {
2560 static const Packet16uc perm = {
2561 0x04, 0x05, 0x06, 0x07, 0x10, 0x11, 0x12, 0x13,
2562 0x0c, 0x0d, 0x0e, 0x0f, 0x18, 0x19, 0x1a, 0x1b };
2564 return vec_perm(p4i_ZERO, a, perm);
2566 return vec_perm(a, p4i_ZERO, perm);
2570 template<
int N,
typename EnableIf =
void>
2571 struct plogical_shift_left_impl;
2574 struct plogical_shift_left_impl<N, typename enable_if<(N < 32) && (N >= 0)>::type> {
2575 static EIGEN_STRONG_INLINE Packet2l run(
const Packet2l& a) {
2576 static const unsigned n =
static_cast<unsigned>(N);
2577 const Packet4ui shift = {n, n, n, n};
2578 const Packet4i ai =
reinterpret_cast<Packet4i
>(a);
2579 static const unsigned m =
static_cast<unsigned>(32 - N);
2580 const Packet4ui shift_right = {m, m, m, m};
2581 const Packet4i out_hi = vec_sl(ai, shift);
2582 const Packet4i out_lo = shift_even_left(vec_sr(ai, shift_right));
2583 return reinterpret_cast<Packet2l
>(por<Packet4i>(out_hi, out_lo));
2588 struct plogical_shift_left_impl<N, typename enable_if<(N >= 32)>::type> {
2589 static EIGEN_STRONG_INLINE Packet2l run(
const Packet2l& a) {
2590 static const unsigned m =
static_cast<unsigned>(N - 32);
2591 const Packet4ui shift = {m, m, m, m};
2592 const Packet4i ai =
reinterpret_cast<Packet4i
>(a);
2593 return reinterpret_cast<Packet2l
>(shift_even_left(vec_sl(ai, shift)));
2598 EIGEN_STRONG_INLINE Packet2l plogical_shift_left(
const Packet2l& a) {
2599 return plogical_shift_left_impl<N>::run(a);
2602 template<
int N,
typename EnableIf =
void>
2603 struct plogical_shift_right_impl;
2606 struct plogical_shift_right_impl<N, typename enable_if<(N < 32) && (N >= 0)>::type> {
2607 static EIGEN_STRONG_INLINE Packet2l run(
const Packet2l& a) {
2608 static const unsigned n =
static_cast<unsigned>(N);
2609 const Packet4ui shift = {n, n, n, n};
2610 const Packet4i ai =
reinterpret_cast<Packet4i
>(a);
2611 static const unsigned m =
static_cast<unsigned>(32 - N);
2612 const Packet4ui shift_left = {m, m, m, m};
2613 const Packet4i out_lo = vec_sr(ai, shift);
2614 const Packet4i out_hi = shift_odd_right(vec_sl(ai, shift_left));
2615 return reinterpret_cast<Packet2l
>(por<Packet4i>(out_hi, out_lo));
2620 struct plogical_shift_right_impl<N, typename enable_if<(N >= 32)>::type> {
2621 static EIGEN_STRONG_INLINE Packet2l run(
const Packet2l& a) {
2622 static const unsigned m =
static_cast<unsigned>(N - 32);
2623 const Packet4ui shift = {m, m, m, m};
2624 const Packet4i ai =
reinterpret_cast<Packet4i
>(a);
2625 return reinterpret_cast<Packet2l
>(shift_odd_right(vec_sr(ai, shift)));
2630 EIGEN_STRONG_INLINE Packet2l plogical_shift_right(
const Packet2l& a) {
2631 return plogical_shift_right_impl<N>::run(a);
2635 template<> EIGEN_STRONG_INLINE Packet2d pldexp<Packet2d>(
const Packet2d& a,
const Packet2d& exponent) {
2637 const Packet2d max_exponent = pset1<Packet2d>(2099.0);
2638 const Packet2l e = pcast<Packet2d, Packet2l>(pmin(pmax(exponent, pnegate(max_exponent)), max_exponent));
2641 const Packet2l bias = { 1023, 1023 };
2642 Packet2l b = plogical_shift_right<2>(e);
2643 Packet2d c =
reinterpret_cast<Packet2d
>(plogical_shift_left<52>(b + bias));
2644 Packet2d out = pmul(pmul(pmul(a, c), c), c);
2645 b = psub(psub(psub(e, b), b), b);
2646 c =
reinterpret_cast<Packet2d
>(plogical_shift_left<52>(b + bias));
2655 Packet2d pfrexp_generic_get_biased_exponent(
const Packet2d& a) {
2656 return pcast<Packet2l, Packet2d>(plogical_shift_right<52>(
reinterpret_cast<Packet2l
>(pabs(a))));
2659 template<> EIGEN_STRONG_INLINE Packet2d pfrexp<Packet2d> (
const Packet2d& a, Packet2d& exponent) {
2660 return pfrexp_generic(a, exponent);
2663 template<> EIGEN_STRONG_INLINE
double predux<Packet2d>(
const Packet2d& a)
2666 b =
reinterpret_cast<Packet2d
>(vec_sld(reinterpret_cast<Packet4f>(a), reinterpret_cast<Packet4f>(a), 8));
2668 return pfirst<Packet2d>(sum);
2673 template<> EIGEN_STRONG_INLINE
double predux_mul<Packet2d>(
const Packet2d& a)
2675 return pfirst(pmul(a, reinterpret_cast<Packet2d>(vec_sld(reinterpret_cast<Packet4ui>(a), reinterpret_cast<Packet4ui>(a), 8))));
2679 template<> EIGEN_STRONG_INLINE
double predux_min<Packet2d>(
const Packet2d& a)
2681 return pfirst(pmin(a, reinterpret_cast<Packet2d>(vec_sld(reinterpret_cast<Packet4ui>(a), reinterpret_cast<Packet4ui>(a), 8))));
2685 template<> EIGEN_STRONG_INLINE
double predux_max<Packet2d>(
const Packet2d& a)
2687 return pfirst(pmax(a, reinterpret_cast<Packet2d>(vec_sld(reinterpret_cast<Packet4ui>(a), reinterpret_cast<Packet4ui>(a), 8))));
2690 EIGEN_DEVICE_FUNC
inline void 2691 ptranspose(PacketBlock<Packet2d,2>& kernel) {
2693 t0 = vec_perm(kernel.packet[0], kernel.packet[1], p16uc_TRANSPOSE64_HI);
2694 t1 = vec_perm(kernel.packet[0], kernel.packet[1], p16uc_TRANSPOSE64_LO);
2695 kernel.packet[0] = t0;
2696 kernel.packet[1] = t1;
2699 template<> EIGEN_STRONG_INLINE Packet2d pblend(
const Selector<2>& ifPacket,
const Packet2d& thenPacket,
const Packet2d& elsePacket) {
2700 Packet2l select = { ifPacket.select[0], ifPacket.select[1] };
2701 Packet2bl mask =
reinterpret_cast<Packet2bl
>( vec_cmpeq(reinterpret_cast<Packet2d>(select), reinterpret_cast<Packet2d>(p2l_ONE)) );
2702 return vec_sel(elsePacket, thenPacket, mask);
2711 #endif // EIGEN_PACKET_MATH_ALTIVEC_H 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
Definition: Eigen_Colamd.h:50
const Eigen::CwiseUnaryOp< Eigen::internal::scalar_exp_op< typename Derived::Scalar >, const Derived > exp(const Eigen::ArrayBase< Derived > &x)