compute-runtime/unit_tests/memory_manager/address_mapper_tests.cpp

89 lines
3.0 KiB
C++

/*
* Copyright (c) 2017 - 2018, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "runtime/helpers/aligned_memory.h"
#include "runtime/helpers/selectors.h"
#include "runtime/memory_manager/address_mapper.h"
#include "test.h"
#include "gtest/gtest.h"
#include "unit_tests/helpers/memory_management.h"
#include <memory>
using namespace OCLRT;
class AddressMapperFixture {
public:
void SetUp() {
mapper = new AddressMapper();
}
void TearDown() {
delete mapper;
}
AddressMapper *mapper;
};
typedef Test<AddressMapperFixture> AddressMapperTests;
TEST_F(AddressMapperTests, mapAlignedPointers) {
uint32_t m1 = mapper->map((void *)0x1000, MemoryConstants::pageSize);
EXPECT_EQ(0x1000u, m1);
uint32_t m2 = mapper->map((void *)0x3000, MemoryConstants::pageSize);
EXPECT_EQ(0x2000u, m2);
uint32_t m3 = mapper->map((void *)0x1000, MemoryConstants::pageSize);
EXPECT_EQ(0x1000u, m3);
}
TEST_F(AddressMapperTests, mapNotAlignedPointers) {
void *vm1 = (void *)(0x1100);
void *vm2 = (void *)(0x4100);
uint32_t m1 = mapper->map(vm1, MemoryConstants::pageSize);
EXPECT_EQ(0x1000u, m1);
uint32_t m2 = mapper->map(vm2, MemoryConstants::pageSize);
EXPECT_EQ(0x3000u, m2);
uint32_t m3 = mapper->map(vm1, MemoryConstants::pageSize);
EXPECT_EQ(0x1000u, m3);
}
TEST_F(AddressMapperTests, mapThenResize) {
uint32_t m1 = mapper->map((void *)0x1000, MemoryConstants::pageSize);
EXPECT_EQ(0x1000u, m1);
uint32_t m2 = mapper->map((void *)0x1000, 2 * MemoryConstants::pageSize);
EXPECT_EQ(0x2000u, m2);
}
TEST_F(AddressMapperTests, unmapNotMapped) {
mapper->unmap((void *)0x1000);
uint32_t m1 = mapper->map((void *)0x2000, MemoryConstants::pageSize);
EXPECT_EQ(0x1000u, m1);
// no crash expected
mapper->unmap((void *)0x1000);
mapper->unmap((void *)0x2000);
uint32_t m2 = mapper->map((void *)0x2000, MemoryConstants::pageSize);
EXPECT_NE(m1, m2);
EXPECT_EQ(0x2000u, m2);
}