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//@HEADER
// ************************************************************************
//
// Kokkos v. 4.0
// Copyright (2022) National Technology & Engineering
// Solutions of Sandia, LLC (NTESS).
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
// See https://kokkos.org/LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//@HEADER
#include <Kokkos_Core.hpp>
#include <gtest/gtest.h>
namespace {
#ifdef KOKKOS_ENABLE_IMPL_TYPEINFO
template <class T>
std::string typeid_name(T const&) {
return std::string(Kokkos::Impl::TypeInfo<T>::name());
}
#else
template <class T>
std::string typeid_name(T const&) {
return typeid(T).name();
}
#endif
std::string last_parallel_for;
std::string last_parallel_reduce;
std::string last_parallel_scan;
void get_parallel_for_kernel_name(char const* kernelName, uint32_t /*deviceID*/,
uint64_t* /*kernelID*/) {
last_parallel_for = kernelName;
}
void get_parallel_reduce_kernel_name(char const* kernelName,
uint32_t /*deviceID*/,
uint64_t* /*kernelID*/) {
last_parallel_reduce = kernelName;
}
void get_parallel_scan_kernel_name(char const* kernelName,
uint32_t /*deviceID*/,
uint64_t* /*kernelID*/) {
last_parallel_scan = kernelName;
}
struct WorkTag {};
void test_kernel_name_parallel_for() {
Kokkos::Tools::Experimental::set_begin_parallel_for_callback(
get_parallel_for_kernel_name);
using ExecutionSpace = Kokkos::DefaultExecutionSpace;
{
std::string const my_label = "my_parallel_for_range_policy";
auto const my_lambda = KOKKOS_LAMBDA(int){};
Kokkos::parallel_for(my_label, Kokkos::RangePolicy<ExecutionSpace>(0, 1),
my_lambda);
ASSERT_EQ(last_parallel_for, my_label);
Kokkos::parallel_for(Kokkos::RangePolicy<ExecutionSpace>(0, 1), my_lambda);
ASSERT_EQ(last_parallel_for, typeid_name(my_lambda));
#ifndef KOKKOS_ENABLE_CXX17
ASSERT_FALSE(last_parallel_for.starts_with("const "))
<< last_parallel_for << " is const-qualified";
#endif
auto const my_lambda_with_tag = KOKKOS_LAMBDA(WorkTag, int){};
Kokkos::parallel_for(my_label,
Kokkos::RangePolicy<ExecutionSpace, WorkTag>(0, 1),
my_lambda_with_tag);
ASSERT_EQ(last_parallel_for, my_label);
Kokkos::parallel_for(Kokkos::RangePolicy<ExecutionSpace, WorkTag>(0, 1),
my_lambda_with_tag);
ASSERT_EQ(last_parallel_for,
typeid_name(my_lambda_with_tag) + "/" + typeid_name(WorkTag{}));
#ifndef KOKKOS_ENABLE_CXX17
ASSERT_FALSE(last_parallel_for.starts_with("const "))
<< last_parallel_for << " is const-qualified";
#endif
}
Kokkos::Tools::Experimental::set_begin_parallel_for_callback(nullptr);
}
void test_kernel_name_parallel_reduce() {
Kokkos::Tools::Experimental::set_begin_parallel_reduce_callback(
get_parallel_reduce_kernel_name);
using ExecutionSpace = Kokkos::DefaultExecutionSpace;
{
std::string const my_label = "my_parallel_reduce_range_policy";
float my_result;
auto const my_lambda = KOKKOS_LAMBDA(int, float&){};
Kokkos::parallel_reduce(my_label, Kokkos::RangePolicy<ExecutionSpace>(0, 1),
my_lambda, my_result);
ASSERT_EQ(last_parallel_reduce, my_label);
Kokkos::parallel_reduce(Kokkos::RangePolicy<ExecutionSpace>(0, 1),
my_lambda, my_result);
#ifndef KOKKOS_COMPILER_MSVC
ASSERT_NE(last_parallel_reduce.find(typeid_name(my_lambda)),
std::string::npos)
<< last_parallel_reduce << " does not contain "
<< typeid_name(
my_lambda); // internally using Impl::CombinedFunctorReducer
// but the name should still include the lambda as
// template parameter
#endif
#ifndef KOKKOS_ENABLE_CXX17
ASSERT_FALSE(last_parallel_reduce.starts_with("const "))
<< last_parallel_reduce << " is const-qualified";
#endif
auto const my_lambda_with_tag = KOKKOS_LAMBDA(WorkTag, int, float&){};
Kokkos::parallel_reduce(my_label,
Kokkos::RangePolicy<ExecutionSpace, WorkTag>(0, 1),
my_lambda_with_tag, my_result);
ASSERT_EQ(last_parallel_reduce, my_label);
Kokkos::parallel_reduce(Kokkos::RangePolicy<ExecutionSpace, WorkTag>(0, 1),
my_lambda_with_tag, my_result);
auto const suffix = std::string("/") + typeid_name(WorkTag{});
ASSERT_EQ(last_parallel_reduce.find(suffix),
last_parallel_reduce.length() - suffix.length());
#ifndef KOKKOS_ENABLE_CXX17
ASSERT_FALSE(last_parallel_reduce.starts_with("const "))
<< last_parallel_reduce << " is const-qualified";
#endif
}
Kokkos::Tools::Experimental::set_begin_parallel_reduce_callback(nullptr);
}
void test_kernel_name_parallel_scan() {
Kokkos::Tools::Experimental::set_begin_parallel_scan_callback(
get_parallel_scan_kernel_name);
using ExecutionSpace = Kokkos::DefaultExecutionSpace;
{
std::string const my_label = "my_parallel_scan_range_policy";
auto const my_lambda = KOKKOS_LAMBDA(int, float&, bool){};
Kokkos::parallel_scan(my_label, Kokkos::RangePolicy<ExecutionSpace>(0, 1),
my_lambda);
ASSERT_EQ(last_parallel_scan, my_label);
Kokkos::parallel_scan(Kokkos::RangePolicy<ExecutionSpace>(0, 1), my_lambda);
ASSERT_EQ(last_parallel_scan, typeid_name(my_lambda));
#ifndef KOKKOS_ENABLE_CXX17
ASSERT_FALSE(last_parallel_scan.starts_with("const "))
<< last_parallel_scan << " is const-qualified";
#endif
auto const my_lambda_with_tag = KOKKOS_LAMBDA(WorkTag, int, float&, bool){};
Kokkos::parallel_scan(my_label,
Kokkos::RangePolicy<ExecutionSpace, WorkTag>(0, 1),
my_lambda_with_tag);
ASSERT_EQ(last_parallel_scan, my_label);
Kokkos::parallel_scan(Kokkos::RangePolicy<ExecutionSpace, WorkTag>(0, 1),
my_lambda_with_tag);
ASSERT_EQ(last_parallel_scan,
typeid_name(my_lambda_with_tag) + "/" + typeid_name(WorkTag{}));
#ifndef KOKKOS_ENABLE_CXX17
ASSERT_FALSE(last_parallel_scan.starts_with("const "))
<< last_parallel_scan << " is const-qualified";
#endif
}
Kokkos::Tools::Experimental::set_begin_parallel_scan_callback(nullptr);
}
TEST(kokkosp, kernel_name_parallel_for) { test_kernel_name_parallel_for(); }
TEST(kokkosp, kernel_name_parallel_reduce) {
test_kernel_name_parallel_reduce();
}
TEST(kokkosp, kernel_name_parallel_scan) { test_kernel_name_parallel_scan(); }
TEST(kokkosp, kernel_name_internal) {
struct ThisType {};
{
std::string const label("my_label");
Kokkos::Impl::ParallelConstructName<ThisType, void> pcn(label);
ASSERT_EQ(pcn.get(), label);
std::string const empty_label("");
Kokkos::Impl::ParallelConstructName<ThisType, void> empty_pcn(empty_label);
ASSERT_EQ(empty_pcn.get(), typeid_name(ThisType{}));
}
{
std::string const label("my_label");
Kokkos::Impl::ParallelConstructName<ThisType, WorkTag> pcn(label);
ASSERT_EQ(pcn.get(), label);
std::string const empty_label("");
Kokkos::Impl::ParallelConstructName<ThisType, WorkTag> empty_pcn(
empty_label);
ASSERT_EQ(empty_pcn.get(),
typeid_name(ThisType{}) + "/" + typeid_name(WorkTag{}));
}
}
} // namespace
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