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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
#ifndef TESTRESIZE_HPP_
#define TESTRESIZE_HPP_
#include <gtest/gtest.h>
#include <Kokkos_Core.hpp>
namespace TestViewResize {
struct Default {};
struct WithoutInitializing {};
template <typename View, typename... Args>
inline void resize_dispatch(Default, View& v, Args&&... args) {
Kokkos::resize(v, std::forward<Args>(args)...);
}
template <typename View, typename... Args>
inline void resize_dispatch(WithoutInitializing, View& v, Args&&... args) {
Kokkos::resize(Kokkos::WithoutInitializing, v, std::forward<Args>(args)...);
}
template <class DeviceType, class Tag = Default>
void impl_testResize() {
const size_t sizes[8] = {2, 3, 4, 5, 6, 7, 8, 9};
// Check #904 fix (no reallocation if dimensions didn't change).
{
using view_type = Kokkos::View<int*, DeviceType>;
view_type view_1d("view_1d", sizes[0]);
const int* oldPointer = view_1d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_1d, sizes[0]);
const int* newPointer = view_1d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int**, DeviceType>;
view_type view_2d("view_2d", sizes[0], sizes[1]);
const int* oldPointer = view_2d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_2d, sizes[0], sizes[1]);
const int* newPointer = view_2d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int***, DeviceType>;
view_type view_3d("view_3d", sizes[0], sizes[1], sizes[2]);
const int* oldPointer = view_3d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_3d, sizes[0], sizes[1], sizes[2]);
const int* newPointer = view_3d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int****, DeviceType>;
view_type view_4d("view_4d", sizes[0], sizes[1], sizes[2], sizes[3]);
const int* oldPointer = view_4d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_4d, sizes[0], sizes[1], sizes[2], sizes[3]);
const int* newPointer = view_4d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int*****, DeviceType>;
view_type view_5d("view_5d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4]);
const int* oldPointer = view_5d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_5d, sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4]);
const int* newPointer = view_5d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int******, DeviceType>;
view_type view_6d("view_6d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5]);
const int* oldPointer = view_6d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_6d, sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5]);
const int* newPointer = view_6d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int*******, DeviceType>;
view_type view_7d("view_7d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6]);
const int* oldPointer = view_7d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_7d, sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6]);
const int* newPointer = view_7d.data();
EXPECT_EQ(oldPointer, newPointer);
}
{
using view_type = Kokkos::View<int********, DeviceType>;
view_type view_8d("view_8d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6], sizes[7]);
const int* oldPointer = view_8d.data();
EXPECT_NE(oldPointer, nullptr);
resize_dispatch(Tag{}, view_8d, sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6], sizes[7]);
const int* newPointer = view_8d.data();
EXPECT_EQ(oldPointer, newPointer);
}
// Resize without initialization: check if data preserved
{
using view_type = Kokkos::View<int*, DeviceType>;
view_type view_1d("view_1d", sizes[0]);
typename view_type::HostMirror h_view_1d_old =
Kokkos::create_mirror(view_1d);
Kokkos::deep_copy(view_1d, 111);
Kokkos::deep_copy(h_view_1d_old, view_1d);
resize_dispatch(Tag{}, view_1d, 2 * sizes[0]);
EXPECT_EQ(view_1d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_1d =
Kokkos::create_mirror_view(view_1d);
Kokkos::deep_copy(h_view_1d, view_1d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
if (h_view_1d(i0) != h_view_1d_old(i0)) {
test = false;
break;
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int**, DeviceType>;
view_type view_2d("view_2d", sizes[0], sizes[1]);
typename view_type::HostMirror h_view_2d_old =
Kokkos::create_mirror(view_2d);
Kokkos::deep_copy(view_2d, 222);
Kokkos::deep_copy(h_view_2d_old, view_2d);
resize_dispatch(Tag{}, view_2d, 2 * sizes[0], sizes[1]);
EXPECT_EQ(view_2d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_2d =
Kokkos::create_mirror_view(view_2d);
Kokkos::deep_copy(h_view_2d, view_2d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
if (h_view_2d(i0, i1) != h_view_2d_old(i0, i1)) {
test = false;
break;
}
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int***, DeviceType>;
view_type view_3d("view_3d", sizes[0], sizes[1], sizes[2]);
typename view_type::HostMirror h_view_3d_old =
Kokkos::create_mirror(view_3d);
Kokkos::deep_copy(view_3d, 333);
Kokkos::deep_copy(h_view_3d_old, view_3d);
resize_dispatch(Tag{}, view_3d, 2 * sizes[0], sizes[1], sizes[2]);
EXPECT_EQ(view_3d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_3d =
Kokkos::create_mirror_view(view_3d);
Kokkos::deep_copy(h_view_3d, view_3d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
for (size_t i2 = 0; i2 < sizes[2]; ++i2) {
if (h_view_3d(i0, i1, i2) != h_view_3d_old(i0, i1, i2)) {
test = false;
break;
}
}
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int****, DeviceType>;
view_type view_4d("view_4d", sizes[0], sizes[1], sizes[2], sizes[3]);
typename view_type::HostMirror h_view_4d_old =
Kokkos::create_mirror(view_4d);
Kokkos::deep_copy(view_4d, 444);
Kokkos::deep_copy(h_view_4d_old, view_4d);
resize_dispatch(Tag{}, view_4d, 2 * sizes[0], sizes[1], sizes[2], sizes[3]);
EXPECT_EQ(view_4d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_4d =
Kokkos::create_mirror_view(view_4d);
Kokkos::deep_copy(h_view_4d, view_4d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
for (size_t i2 = 0; i2 < sizes[2]; ++i2) {
for (size_t i3 = 0; i3 < sizes[3]; ++i3) {
if (h_view_4d(i0, i1, i2, i3) != h_view_4d_old(i0, i1, i2, i3)) {
test = false;
break;
}
}
}
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int*****, DeviceType>;
view_type view_5d("view_5d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4]);
typename view_type::HostMirror h_view_5d_old =
Kokkos::create_mirror(view_5d);
Kokkos::deep_copy(view_5d, 555);
Kokkos::deep_copy(h_view_5d_old, view_5d);
resize_dispatch(Tag{}, view_5d, 2 * sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4]);
EXPECT_EQ(view_5d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_5d =
Kokkos::create_mirror_view(view_5d);
Kokkos::deep_copy(h_view_5d, view_5d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
for (size_t i2 = 0; i2 < sizes[2]; ++i2) {
for (size_t i3 = 0; i3 < sizes[3]; ++i3) {
for (size_t i4 = 0; i4 < sizes[4]; ++i4) {
if (h_view_5d(i0, i1, i2, i3, i4) !=
h_view_5d_old(i0, i1, i2, i3, i4)) {
test = false;
break;
}
}
}
}
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int******, DeviceType>;
view_type view_6d("view_6d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5]);
typename view_type::HostMirror h_view_6d_old =
Kokkos::create_mirror(view_6d);
Kokkos::deep_copy(view_6d, 666);
Kokkos::deep_copy(h_view_6d_old, view_6d);
resize_dispatch(Tag{}, view_6d, 2 * sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5]);
EXPECT_EQ(view_6d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_6d =
Kokkos::create_mirror_view(view_6d);
Kokkos::deep_copy(h_view_6d, view_6d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
for (size_t i2 = 0; i2 < sizes[2]; ++i2) {
for (size_t i3 = 0; i3 < sizes[3]; ++i3) {
for (size_t i4 = 0; i4 < sizes[4]; ++i4) {
for (size_t i5 = 0; i5 < sizes[5]; ++i5) {
if (h_view_6d(i0, i1, i2, i3, i4, i5) !=
h_view_6d_old(i0, i1, i2, i3, i4, i5)) {
test = false;
break;
}
}
}
}
}
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int*******, DeviceType>;
view_type view_7d("view_7d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6]);
typename view_type::HostMirror h_view_7d_old =
Kokkos::create_mirror(view_7d);
Kokkos::deep_copy(view_7d, 777);
Kokkos::deep_copy(h_view_7d_old, view_7d);
resize_dispatch(Tag{}, view_7d, 2 * sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6]);
EXPECT_EQ(view_7d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_7d =
Kokkos::create_mirror_view(view_7d);
Kokkos::deep_copy(h_view_7d, view_7d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
for (size_t i2 = 0; i2 < sizes[2]; ++i2) {
for (size_t i3 = 0; i3 < sizes[3]; ++i3) {
for (size_t i4 = 0; i4 < sizes[4]; ++i4) {
for (size_t i5 = 0; i5 < sizes[5]; ++i5) {
for (size_t i6 = 0; i6 < sizes[6]; ++i6) {
if (h_view_7d(i0, i1, i2, i3, i4, i5, i6) !=
h_view_7d_old(i0, i1, i2, i3, i4, i5, i6)) {
test = false;
break;
}
}
}
}
}
}
}
}
EXPECT_TRUE(test);
}
{
using view_type = Kokkos::View<int********, DeviceType>;
view_type view_8d("view_8d", sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6], sizes[7]);
typename view_type::HostMirror h_view_8d_old =
Kokkos::create_mirror(view_8d);
Kokkos::deep_copy(view_8d, 888);
Kokkos::deep_copy(h_view_8d_old, view_8d);
resize_dispatch(Tag{}, view_8d, 2 * sizes[0], sizes[1], sizes[2], sizes[3],
sizes[4], sizes[5], sizes[6], sizes[7]);
EXPECT_EQ(view_8d.extent(0), 2 * sizes[0]);
typename view_type::HostMirror h_view_8d =
Kokkos::create_mirror_view(view_8d);
Kokkos::deep_copy(h_view_8d, view_8d);
bool test = true;
for (size_t i0 = 0; i0 < sizes[0]; ++i0) {
for (size_t i1 = 0; i1 < sizes[1]; ++i1) {
for (size_t i2 = 0; i2 < sizes[2]; ++i2) {
for (size_t i3 = 0; i3 < sizes[3]; ++i3) {
for (size_t i4 = 0; i4 < sizes[4]; ++i4) {
for (size_t i5 = 0; i5 < sizes[5]; ++i5) {
for (size_t i6 = 0; i6 < sizes[6]; ++i6) {
for (size_t i7 = 0; i7 < sizes[7]; ++i7) {
if (h_view_8d(i0, i1, i2, i3, i4, i5, i6, i7) !=
h_view_8d_old(i0, i1, i2, i3, i4, i5, i6, i7)) {
test = false;
break;
}
}
}
}
}
}
}
}
}
EXPECT_TRUE(test);
}
}
struct NoDefaultConstructor {
int value;
KOKKOS_FUNCTION
NoDefaultConstructor(int x) : value(x) {}
};
template <class DeviceType>
void testResize() {
{
impl_testResize<DeviceType>(); // with data initialization
}
{
impl_testResize<DeviceType,
WithoutInitializing>(); // without data initialization
}
{
using view_type = Kokkos::View<NoDefaultConstructor*, DeviceType>;
view_type view_1d_no_default(
Kokkos::view_alloc(Kokkos::WithoutInitializing, "view_1d_no_default"),
5);
resize_dispatch(WithoutInitializing{}, view_1d_no_default, 3);
}
}
} // namespace TestViewResize
#endif // TESTRESIZE_HPP_
|
