Files
composable_kernel/include/ck_tile/host/check_err.hpp
2024-03-04 20:45:51 +00:00

376 lines
13 KiB
C++

// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2023, Advanced Micro Devices, Inc. All rights reserved.
#pragma once
#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"
namespace ck_tile {
template <typename T>
std::ostream& operator<<(std::ostream& os, const std::vector<T>& v)
{
using size_type = typename std::vector<T>::size_type;
os << "[";
for(size_type idx = 0; idx < v.size(); ++idx)
{
if(0 < idx)
{
os << ", ";
}
os << v[idx];
}
return os << "]";
}
template <typename Range, typename RefRange>
typename 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
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)
{
if(out.size() != ref.size())
{
std::cerr << msg << " out.size() != ref.size(), :" << out.size() << " != " << ref.size()
<< std::endl;
return false;
}
const auto is_infinity_error = [=](auto o, auto r) {
const bool either_not_finite = !std::isfinite(o) || !std::isfinite(r);
const bool both_infinite_and_same = std::isinf(o) && std::isinf(r) && (o == r);
return either_not_finite && !(allow_infinity_ref && both_infinite_and_same);
};
bool res{true};
int err_count = 0;
double err = 0;
double max_err = std::numeric_limits<double>::min();
for(std::size_t i = 0; i < ref.size(); ++i)
{
const double o = *std::next(std::begin(out), i);
const double r = *std::next(std::begin(ref), i);
err = std::abs(o - r);
if(err > atol + rtol * std::abs(r) || is_infinity_error(o, r))
{
max_err = err > max_err ? err : max_err;
err_count++;
if(err_count < 5)
{
std::cerr << msg << std::setw(12) << std::setprecision(7) << " out[" << i
<< "] != ref[" << i << "]: " << o << " != " << r << std::endl;
}
res = false;
}
}
if(!res)
{
const float error_percent =
static_cast<float>(err_count) / static_cast<float>(out.size()) * 100.f;
std::cerr << "max err: " << max_err;
std::cerr << ", number of errors: " << err_count;
std::cerr << ", " << error_percent << "% wrong values" << std::endl;
}
return res;
}
template <typename Range, typename RefRange>
typename 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
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)
{
if(out.size() != ref.size())
{
std::cerr << msg << " out.size() != ref.size(), :" << out.size() << " != " << ref.size()
<< std::endl;
return false;
}
const auto is_infinity_error = [=](auto o, auto r) {
const bool either_not_finite = !std::isfinite(o) || !std::isfinite(r);
const bool both_infinite_and_same = std::isinf(o) && std::isinf(r) && (o == r);
return either_not_finite && !(allow_infinity_ref && both_infinite_and_same);
};
bool res{true};
int err_count = 0;
double err = 0;
// TODO: This is a hack. We should have proper specialization for bf16_t data type.
double max_err = std::numeric_limits<float>::min();
for(std::size_t i = 0; i < ref.size(); ++i)
{
const double o = type_convert<float>(*std::next(std::begin(out), i));
const double r = type_convert<float>(*std::next(std::begin(ref), i));
err = std::abs(o - r);
if(err > atol + rtol * std::abs(r) || is_infinity_error(o, r))
{
max_err = err > max_err ? err : max_err;
err_count++;
if(err_count < 5)
{
std::cerr << msg << std::setw(12) << std::setprecision(7) << " out[" << i
<< "] != ref[" << i << "]: " << o << " != " << r << std::endl;
}
res = false;
}
}
if(!res)
{
const float error_percent =
static_cast<float>(err_count) / static_cast<float>(out.size()) * 100.f;
std::cerr << "max err: " << max_err;
std::cerr << ", number of errors: " << err_count;
std::cerr << ", " << error_percent << "% wrong values" << std::endl;
}
return res;
}
template <typename Range, typename RefRange>
typename 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
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)
{
if(out.size() != ref.size())
{
std::cerr << msg << " out.size() != ref.size(), :" << out.size() << " != " << ref.size()
<< std::endl;
return false;
}
const auto is_infinity_error = [=](auto o, auto r) {
const bool either_not_finite = !std::isfinite(o) || !std::isfinite(r);
const bool both_infinite_and_same = std::isinf(o) && std::isinf(r) && (o == r);
return either_not_finite && !(allow_infinity_ref && both_infinite_and_same);
};
bool res{true};
int err_count = 0;
double err = 0;
double max_err = static_cast<double>(std::numeric_limits<ranges::range_value_t<Range>>::min());
for(std::size_t i = 0; i < ref.size(); ++i)
{
const double o = type_convert<float>(*std::next(std::begin(out), i));
const double r = type_convert<float>(*std::next(std::begin(ref), i));
err = std::abs(o - r);
if(err > atol + rtol * std::abs(r) || is_infinity_error(o, r))
{
max_err = err > max_err ? err : max_err;
err_count++;
if(err_count < 5)
{
std::cerr << msg << std::setw(12) << std::setprecision(7) << " out[" << i
<< "] != ref[" << i << "]: " << o << " != " << r << std::endl;
}
res = false;
}
}
if(!res)
{
const float error_percent =
static_cast<float>(err_count) / static_cast<float>(out.size()) * 100.f;
std::cerr << "max err: " << max_err;
std::cerr << ", number of errors: " << err_count;
std::cerr << ", " << error_percent << "% wrong values" << std::endl;
}
return res;
}
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>)
#ifdef CK_EXPERIMENTAL_BIT_INT_EXTENSION_INT4
|| std::is_same_v<ranges::range_value_t<Range>, int4_t>
#endif
,
bool>
CK_TILE_HOST check_err(const Range& out,
const RefRange& ref,
const std::string& msg = "Error: Incorrect results!",
double = 0,
double atol = 0)
{
if(out.size() != ref.size())
{
std::cerr << msg << " out.size() != ref.size(), :" << out.size() << " != " << ref.size()
<< std::endl;
return false;
}
bool res{true};
int err_count = 0;
int64_t err = 0;
int64_t max_err = std::numeric_limits<int64_t>::min();
for(std::size_t i = 0; i < ref.size(); ++i)
{
const int64_t o = *std::next(std::begin(out), i);
const int64_t r = *std::next(std::begin(ref), i);
err = std::abs(o - r);
if(err > atol)
{
max_err = err > max_err ? err : max_err;
err_count++;
if(err_count < 5)
{
std::cerr << msg << " out[" << i << "] != ref[" << i << "]: " << o << " != " << r
<< std::endl;
}
res = false;
}
}
if(!res)
{
const float error_percent =
static_cast<float>(err_count) / static_cast<float>(out.size()) * 100.f;
std::cerr << "max err: " << max_err;
std::cerr << ", number of errors: " << err_count;
std::cerr << ", " << error_percent << "% wrong values" << std::endl;
}
return res;
}
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 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)
{
if(out.size() != ref.size())
{
std::cerr << msg << " out.size() != ref.size(), :" << out.size() << " != " << ref.size()
<< std::endl;
return false;
}
const auto is_infinity_error = [=](auto o, auto r) {
const bool either_not_finite = !std::isfinite(o) || !std::isfinite(r);
const bool both_infinite_and_same = std::isinf(o) && std::isinf(r) && (o == r);
return either_not_finite && !(allow_infinity_ref && both_infinite_and_same);
};
bool res{true};
int err_count = 0;
double err = 0;
double max_err = std::numeric_limits<float>::min();
for(std::size_t i = 0; i < ref.size(); ++i)
{
const double o = type_convert<float>(*std::next(std::begin(out), i));
const double r = type_convert<float>(*std::next(std::begin(ref), i));
err = std::abs(o - r);
if(err > atol + rtol * std::abs(r) || is_infinity_error(o, r))
{
max_err = err > max_err ? err : max_err;
err_count++;
if(err_count < 5)
{
std::cerr << msg << std::setw(12) << std::setprecision(7) << " out[" << i
<< "] != ref[" << i << "]: " << o << " != " << r << std::endl;
}
res = false;
}
}
if(!res)
{
std::cerr << std::setw(12) << std::setprecision(7) << "max err: " << max_err << std::endl;
}
return res;
}
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 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)
{
if(out.size() != ref.size())
{
std::cerr << msg << " out.size() != ref.size(), :" << out.size() << " != " << ref.size()
<< std::endl;
return false;
}
const auto is_infinity_error = [=](auto o, auto r) {
const bool either_not_finite = !std::isfinite(o) || !std::isfinite(r);
const bool both_infinite_and_same = std::isinf(o) && std::isinf(r) && (o == r);
return either_not_finite && !(allow_infinity_ref && both_infinite_and_same);
};
bool res{true};
int err_count = 0;
double err = 0;
double max_err = std::numeric_limits<float>::min();
for(std::size_t i = 0; i < ref.size(); ++i)
{
const double o = type_convert<float>(*std::next(std::begin(out), i));
const double r = type_convert<float>(*std::next(std::begin(ref), i));
err = std::abs(o - r);
if(err > atol + rtol * std::abs(r) || is_infinity_error(o, r))
{
max_err = err > max_err ? err : max_err;
err_count++;
if(err_count < 5)
{
std::cerr << msg << std::setw(12) << std::setprecision(7) << " out[" << i
<< "] != ref[" << i << "]: " << o << " != " << r << std::endl;
}
res = false;
}
}
if(!res)
{
std::cerr << std::setw(12) << std::setprecision(7) << "max err: " << max_err << std::endl;
}
return res;
}
} // namespace ck_tile