check_err.hpp File Reference

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check_err.hpp File Reference

#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <iostream>
#include <iomanip>
#include <iterator>
#include <limits>
#include <type_traits>
#include <vector>
#include "ck_tile/core.hpp"
#include "ck_tile/host/ranges.hpp"

Go to the source code of this file.

Namespaces
namespace	ck_tile

Typedefs
using	ck_tile::F8 = ck_tile::fp8_t
	8-bit floating point type
using	ck_tile::BF8 = ck_tile::bf8_t
	8-bit brain floating point type
using	ck_tile::F16 = ck_tile::half_t
	16-bit floating point (half precision) type
using	ck_tile::BF16 = ck_tile::bf16_t
	16-bit brain floating point type
using	ck_tile::F32 = float
	32-bit floating point (single precision) type
using	ck_tile::I8 = int8_t
	8-bit signed integer type
using	ck_tile::I32 = int32_t
	32-bit signed integer type

Functions
template<typename ComputeDataType, typename OutDataType, typename AccDataType = ComputeDataType>
CK_TILE_HOST double	ck_tile::get_relative_threshold (const int number_of_accumulations=1)
	Calculate relative error threshold for numerical comparisons.
template<typename ComputeDataType, typename OutDataType, typename AccDataType = ComputeDataType>
CK_TILE_HOST double	ck_tile::get_absolute_threshold (const double max_possible_num, const int number_of_accumulations=1)
	Calculate absolute error threshold for numerical comparisons.
template<typename T>
std::ostream &	ck_tile::operator<< (std::ostream &os, const std::vector< T > &v)
	Stream operator overload for vector output.
template<typename Range, typename RefRange>
CK_TILE_HOST bool	ck_tile::check_size_mismatch (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!")
	Check for size mismatch between output and reference ranges.
CK_TILE_HOST void	ck_tile::report_error_stats (int err_count, double max_err, std::size_t total_size)
	Report error statistics for numerical comparisons.
template<typename Range, typename RefRange>
std::enable_if< std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_floating_point_v< ranges::range_value_t< Range > > &&!std::is_same_v< ranges::range_value_t< Range >, half_t >, bool >::type CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", double rtol=1e-5, double atol=3e-6, bool allow_infinity_ref=false)
	Check errors between floating point ranges using the specified tolerances.
template<typename Range, typename RefRange>
std::enable_if< std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_same_v< ranges::range_value_t< Range >, bf16_t >, bool >::type CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", double rtol=1e-3, double atol=1e-3, bool allow_infinity_ref=false)
	Check errors between floating point ranges using the specified tolerances.
template<typename Range, typename RefRange>
std::enable_if< std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_same_v< ranges::range_value_t< Range >, half_t >, bool >::type CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", double rtol=1e-3, double atol=1e-3, bool allow_infinity_ref=false)
	Check errors between half precision floating point ranges.
template<typename Range, typename RefRange>
std::enable_if_t<(std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_integral_v< ranges::range_value_t< Range > > &&!std::is_same_v< ranges::range_value_t< Range >, bf16_t >), bool > CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", double=0, double atol=0)
	Check errors between integer ranges.
template<typename Range, typename RefRange>
std::enable_if_t<(std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_same_v< ranges::range_value_t< Range >, fp8_t >), bool > CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", unsigned max_rounding_point_distance=1, double atol=1e-1, bool allow_infinity_ref=false)
	Check errors between FP8 ranges.
template<typename Range, typename RefRange>
std::enable_if_t<(std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_same_v< ranges::range_value_t< Range >, bf8_t >), bool > CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", double rtol=1e-3, double atol=1e-3, bool allow_infinity_ref=false)
	Check errors between BF8 ranges.
template<typename Range, typename RefRange>
std::enable_if_t<(std::is_same_v< ranges::range_value_t< Range >, ranges::range_value_t< RefRange > > &&std::is_same_v< ranges::range_value_t< Range >, pk_fp4_t >), bool > CK_TILE_HOST	ck_tile::check_err (const Range &out, const RefRange &ref, const std::string &msg="Error: Incorrect results!", double=0, double=0)
	Check errors between pk_fp4_t ranges.

Variables
constexpr int	ck_tile::ERROR_DETAIL_LIMIT = 128
	Maximum number of error values to display when checking errors.