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Add a mechanism to recursively access to half-size packet types

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This commit is contained in:
Gael Guennebaud 2014-03-28 10:18:04 +01:00
parent 8d2bb2c20d
commit 10aa14592a
9 changed files with 28 additions and 1 deletions
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6
Eigen/src/Core/GenericPacketMath.h
View File

@ -42,6 +42,8 @@ namespace internal {
struct default_packet_traits
{
enum {
HasHalfPacket = 0,
HasAdd = 1,
HasSub = 1,
HasMul = 1,
@ -71,10 +73,12 @@ struct default_packet_traits
template<typename T> struct packet_traits : default_packet_traits
{
typedef T type;
typedef T half;
enum {
Vectorizable = 0,
size = 1,
AlignedOnScalar = 0
AlignedOnScalar = 0,
HasHalfPacket = 0
};
enum {
HasAdd = 0,

4
Eigen/src/Core/arch/AVX/Complex.h
View File

@ -25,10 +25,12 @@ struct Packet4cf
template<> struct packet_traits<std::complex<float> > : default_packet_traits
{
typedef Packet4cf type;
typedef Packet2cf half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
size = 4,
HasHalfPacket = 1,
HasAdd = 1,
HasSub = 1,
@ -257,10 +259,12 @@ struct Packet2cd
template<> struct packet_traits<std::complex<double> > : default_packet_traits
{
typedef Packet2cd type;
typedef Packet1cd half;
enum {
Vectorizable = 1,
AlignedOnScalar = 0,
size = 2,
HasHalfPacket = 1,
HasAdd = 1,
HasSub = 1,

4
Eigen/src/Core/arch/AVX/PacketMath.h
View File

@ -40,10 +40,12 @@ template<> struct is_arithmetic<__m256d> { enum { value = true }; };
template<> struct packet_traits<float> : default_packet_traits
{
typedef Packet8f type;
typedef Packet4f half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
size=8,
HasHalfPacket = 1,
HasDiv = 1,
HasSin = 0,
@ -56,10 +58,12 @@ template<> struct packet_traits<float> : default_packet_traits
template<> struct packet_traits<double> : default_packet_traits
{
typedef Packet4d type;
typedef Packet2d half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
size=4,
HasHalfPacket = 1,
HasDiv = 1,
HasExp = 0

1
Eigen/src/Core/arch/AltiVec/Complex.h
View File

@ -33,6 +33,7 @@ struct Packet2cf
template<> struct packet_traits<std::complex<float> > : default_packet_traits
{
typedef Packet2cf type;
typedef Packet2cf half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,

2
Eigen/src/Core/arch/AltiVec/PacketMath.h
View File

@ -73,6 +73,7 @@ static Packet4f p4f_ZERO_ = (Packet4f) vec_sl((Packet4ui)p4i_MINUS1, (Packet4ui)
template<> struct packet_traits<float> : default_packet_traits
{
typedef Packet4f type;
typedef Packet4f half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
@ -89,6 +90,7 @@ template<> struct packet_traits<float> : default_packet_traits
template<> struct packet_traits<int> : default_packet_traits
{
typedef Packet4i type;
typedef Packet4i half;
enum {
// FIXME check the Has*
Vectorizable = 1,

1
Eigen/src/Core/arch/NEON/Complex.h
View File

@ -28,6 +28,7 @@ struct Packet2cf
template<> struct packet_traits<std::complex<float> > : default_packet_traits
{
typedef Packet2cf type;
typedef Packet2cf half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,

2
Eigen/src/Core/arch/NEON/PacketMath.h
View File

@ -66,6 +66,7 @@ typedef uint32x4_t Packet4ui;
template<> struct packet_traits<float> : default_packet_traits
{
typedef Packet4f type;
typedef Packet4f half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
@ -83,6 +84,7 @@ template<> struct packet_traits<float> : default_packet_traits
template<> struct packet_traits<int> : default_packet_traits
{
typedef Packet4i type;
typedef Packet4i half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,

4
Eigen/src/Core/arch/SSE/Complex.h
View File

@ -28,10 +28,12 @@ struct Packet2cf
template<> struct packet_traits<std::complex<float> > : default_packet_traits
{
typedef Packet2cf type;
typedef Packet2cf half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
size = 2,
HasHalfPacket = 0,
HasAdd = 1,
HasSub = 1,
@ -276,10 +278,12 @@ struct Packet1cd
template<> struct packet_traits<std::complex<double> > : default_packet_traits
{
typedef Packet1cd type;
typedef Packet1cd half;
enum {
Vectorizable = 1,
AlignedOnScalar = 0,
size = 1,
HasHalfPacket = 0,
HasAdd = 1,
HasSub = 1,

5
Eigen/src/Core/arch/SSE/PacketMath.h
View File

@ -64,10 +64,12 @@ template<> struct is_arithmetic<__m128d> { enum { value = true }; };
template<> struct packet_traits<float> : default_packet_traits
{
typedef Packet4f type;
typedef Packet4f half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
size=4,
HasHalfPacket = 0,
HasDiv = 1,
HasSin = EIGEN_FAST_MATH,
@ -80,10 +82,12 @@ template<> struct packet_traits<float> : default_packet_traits
template<> struct packet_traits<double> : default_packet_traits
{
typedef Packet2d type;
typedef Packet2d half;
enum {
Vectorizable = 1,
AlignedOnScalar = 1,
size=2,
HasHalfPacket = 0,
HasDiv = 1,
HasExp = 1,
@ -94,6 +98,7 @@ template<> struct packet_traits<double> : default_packet_traits
template<> struct packet_traits<int> : default_packet_traits
{
typedef Packet4i type;
typedef Packet4i half;
enum {
// FIXME check the Has*
Vectorizable = 1,