compute-runtime/unit_tests/os_interface/32bit_memory_tests.cpp

46 lines
1.3 KiB
C++

/*
* Copyright (C) 2017-2019 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "runtime/helpers/aligned_memory.h"
#include "runtime/os_interface/32bit_memory.h"
#include "gtest/gtest.h"
using namespace OCLRT;
TEST(Memory32Bit, Given32bitAllocatorWhenAskedForAllocationThen32BitPointerIsReturned) {
size_t size = 100u;
Allocator32bit allocator32bit;
auto ptr = allocator32bit.allocate(size);
uintptr_t address64bit = (uintptr_t)ptr - allocator32bit.getBase();
if (is32BitOsAllocatorAvailable) {
EXPECT_LT(address64bit, max32BitAddress);
}
EXPECT_LT(0u, address64bit);
auto ret = allocator32bit.free(ptr, size);
EXPECT_EQ(0, ret);
}
TEST(Memory32Bit, Given32bitAllocatorWhenAskedForAllocationThenPageAlignedPointerIsReturnedWithSizeAlignedToPage) {
size_t size = 100u;
Allocator32bit allocator32bit;
auto ptr = allocator32bit.allocate(size);
EXPECT_EQ(ptr, alignDown(ptr, MemoryConstants::pageSize));
auto ret = allocator32bit.free(ptr, size);
EXPECT_EQ(0, ret);
}
TEST(Memory32Bit, Given32bitAllocatorWithBaseAndSizeWhenAskedForBaseThenCorrectBaseIsReturned) {
uint64_t size = 100u;
uint64_t base = 0x23000;
Allocator32bit allocator32bit(base, size);
EXPECT_EQ(base, allocator32bit.getBase());
}