merge_v2_magic_division< LowLengths > Struct Template Reference

merge_v2_magic_division&lt; LowLengths &gt; Struct Template Reference#

Composable Kernel: ck_tile::merge_v2_magic_division< LowLengths > Struct Template Reference
Public Types | Public Member Functions | Static Public Member Functions | Public Attributes | Static Public Attributes | List of all members
ck_tile::merge_v2_magic_division< LowLengths > Struct Template Reference

#include <coordinate_transform.hpp>

Inheritance diagram for ck_tile::merge_v2_magic_division< LowLengths >:
ck_tile::base_transform< LowLengths::size(), 1 >

Public Types

using LowerIndex = multi_index< NDimLow >
 
using UpperIndex = multi_index< 1 >
 
using UpLengths = decltype(make_tuple(container_reduce(LowLengths{}, multiplies{}, number< 1 >{})))
 
using LowLengthsMagicDivisor = decltype(generate_tuple(lambda_merge_generate_MagicDivision_calculate_magic_divisor< LowLengths >{}, number< NDimLow >{}))
 

Public Member Functions

constexpr CK_TILE_HOST_DEVICE merge_v2_magic_division ()=default
 
constexpr CK_TILE_HOST_DEVICE merge_v2_magic_division (const LowLengths &low_lengths)
 
constexpr CK_TILE_HOST_DEVICE const auto & get_upper_lengths () const
 
template<typename LowIdx , typename UpIdx >
constexpr CK_TILE_HOST_DEVICE void calculate_lower_index (LowIdx &idx_low, const UpIdx &idx_up) const
 
template<typename LowIdxDiff , typename UpIdxDiff , typename LowIdx , typename UpIdx >
CK_TILE_HOST_DEVICE void update_lower_index (LowIdxDiff &idx_diff_low, const UpIdxDiff &, LowIdx &idx_low, const UpIdx &idx_up_new) const
 
CK_TILE_HOST_DEVICE void print () const
 

Static Public Member Functions

static constexpr CK_TILE_HOST_DEVICE auto get_type_enum ()
 
static constexpr CK_TILE_HOST_DEVICE bool is_valid_upper_index_always_mapped_to_valid_lower_index ()
 
static constexpr CK_TILE_HOST_DEVICE bool is_known_at_compile_time ()
 
template<typename UpIdx >
static constexpr CK_TILE_HOST_DEVICE bool is_valid_upper_index_mapped_to_valid_lower_index (const UpIdx &)
 
template<typename LowVectorLengths , typename LowVectorStrides >
static constexpr CK_TILE_HOST_DEVICE auto calculate_upper_dimension_safe_vector_length_strides (const LowVectorLengths &low_vector_lengths, const LowVectorStrides &low_vector_strides)
 
- Static Public Member Functions inherited from ck_tile::base_transform< LowLengths::size(), 1 >
static constexpr CK_TILE_HOST_DEVICE auto get_type_enum ()
 
static constexpr CK_TILE_HOST_DEVICE index_t get_num_of_lower_dimension ()
 
static constexpr CK_TILE_HOST_DEVICE index_t get_num_of_upper_dimension ()
 
static constexpr CK_TILE_HOST_DEVICE auto calculate_upper_dimension_safe_vector_length_strides (const LowVectorLengths &, const LowVectorStrides &)
 

Public Attributes

LowLengths low_lengths_
 
LowLengthsMagicDivisor low_lengths_magic_divisor_
 
UpLengths up_lengths_
 

Static Public Attributes

static constexpr index_t NDimLow = LowLengths::size()
 
static constexpr auto I0 = number<0>{}
 
static constexpr auto I1 = number<1>{}
 

Member Typedef Documentation

◆ LowerIndex

template<typename LowLengths >
using ck_tile::merge_v2_magic_division< LowLengths >::LowerIndex = multi_index<NDimLow>

◆ LowLengthsMagicDivisor

template<typename LowLengths >
using ck_tile::merge_v2_magic_division< LowLengths >::LowLengthsMagicDivisor = decltype(generate_tuple( lambda_merge_generate_MagicDivision_calculate_magic_divisor<LowLengths>{}, number<NDimLow>{}))

◆ UpLengths

template<typename LowLengths >
using ck_tile::merge_v2_magic_division< LowLengths >::UpLengths = decltype(make_tuple(container_reduce(LowLengths{}, multiplies{}, number<1>{})))

◆ UpperIndex

template<typename LowLengths >
using ck_tile::merge_v2_magic_division< LowLengths >::UpperIndex = multi_index<1>

Constructor & Destructor Documentation

◆ merge_v2_magic_division() [1/2]

template<typename LowLengths >
constexpr CK_TILE_HOST_DEVICE ck_tile::merge_v2_magic_division< LowLengths >::merge_v2_magic_division ( )
constexprdefault

◆ merge_v2_magic_division() [2/2]

template<typename LowLengths >
constexpr CK_TILE_HOST_DEVICE ck_tile::merge_v2_magic_division< LowLengths >::merge_v2_magic_division ( const LowLengths &  low_lengths)
inlineconstexpr

Member Function Documentation

◆ calculate_lower_index()

template<typename LowLengths >
template<typename LowIdx , typename UpIdx >
constexpr CK_TILE_HOST_DEVICE void ck_tile::merge_v2_magic_division< LowLengths >::calculate_lower_index ( LowIdx &  idx_low,
const UpIdx &  idx_up 
) const
inlineconstexpr

◆ calculate_upper_dimension_safe_vector_length_strides()

template<typename LowLengths >
template<typename LowVectorLengths , typename LowVectorStrides >
static constexpr CK_TILE_HOST_DEVICE auto ck_tile::merge_v2_magic_division< LowLengths >::calculate_upper_dimension_safe_vector_length_strides ( const LowVectorLengths &  low_vector_lengths,
const LowVectorStrides &  low_vector_strides 
)
inlinestaticconstexpr

◆ get_type_enum()

template<typename LowLengths >
static constexpr CK_TILE_HOST_DEVICE auto ck_tile::merge_v2_magic_division< LowLengths >::get_type_enum ( )
inlinestaticconstexpr

◆ get_upper_lengths()

template<typename LowLengths >
constexpr CK_TILE_HOST_DEVICE const auto& ck_tile::merge_v2_magic_division< LowLengths >::get_upper_lengths ( ) const
inlineconstexpr

◆ is_known_at_compile_time()

template<typename LowLengths >
static constexpr CK_TILE_HOST_DEVICE bool ck_tile::merge_v2_magic_division< LowLengths >::is_known_at_compile_time ( )
inlinestaticconstexpr

◆ is_valid_upper_index_always_mapped_to_valid_lower_index()

template<typename LowLengths >
static constexpr CK_TILE_HOST_DEVICE bool ck_tile::merge_v2_magic_division< LowLengths >::is_valid_upper_index_always_mapped_to_valid_lower_index ( )
inlinestaticconstexpr

◆ is_valid_upper_index_mapped_to_valid_lower_index()

template<typename LowLengths >
template<typename UpIdx >
static constexpr CK_TILE_HOST_DEVICE bool ck_tile::merge_v2_magic_division< LowLengths >::is_valid_upper_index_mapped_to_valid_lower_index ( const UpIdx &  )
inlinestaticconstexpr

◆ print()

template<typename LowLengths >
CK_TILE_HOST_DEVICE void ck_tile::merge_v2_magic_division< LowLengths >::print ( ) const
inline

◆ update_lower_index()

template<typename LowLengths >
template<typename LowIdxDiff , typename UpIdxDiff , typename LowIdx , typename UpIdx >
CK_TILE_HOST_DEVICE void ck_tile::merge_v2_magic_division< LowLengths >::update_lower_index ( LowIdxDiff &  idx_diff_low,
const UpIdxDiff &  ,
LowIdx &  idx_low,
const UpIdx &  idx_up_new 
) const
inline

Member Data Documentation

◆ I0

template<typename LowLengths >
constexpr auto ck_tile::merge_v2_magic_division< LowLengths >::I0 = number<0>{}
staticconstexpr

◆ I1

template<typename LowLengths >
constexpr auto ck_tile::merge_v2_magic_division< LowLengths >::I1 = number<1>{}
staticconstexpr

◆ low_lengths_

template<typename LowLengths >
LowLengths ck_tile::merge_v2_magic_division< LowLengths >::low_lengths_

◆ low_lengths_magic_divisor_

template<typename LowLengths >
LowLengthsMagicDivisor ck_tile::merge_v2_magic_division< LowLengths >::low_lengths_magic_divisor_

◆ NDimLow

template<typename LowLengths >
constexpr index_t ck_tile::merge_v2_magic_division< LowLengths >::NDimLow = LowLengths::size()
staticconstexpr

◆ up_lengths_

template<typename LowLengths >
UpLengths ck_tile::merge_v2_magic_division< LowLengths >::up_lengths_
The documentation for this struct was generated from the following file:
  • /home/docs/checkouts/readthedocs.org/user_builds/advanced-micro-devices-composable-kernel/checkouts/docs-6.4.3/include/ck_tile/core/algorithm/coordinate_transform.hpp