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Move some shared tests to shared
Tests that are not specific to openCL or level zero Related-To: NEO-5161 Signed-off-by: Dominik Dabek <dominik.dabek@intel.com>
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Compute-Runtime-Automation
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074fc1d60f
commit
a5d38170ad
71
shared/source/memory_manager/page_table.inl
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71
shared/source/memory_manager/page_table.inl
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@@ -0,0 +1,71 @@
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/*
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* Copyright (C) 2018-2021 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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namespace NEO {
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template <>
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inline uintptr_t PageTable<void, 0, 9>::map(uintptr_t vm, size_t size, uint64_t entryBits, uint32_t memoryBank) {
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return 0;
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}
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template <>
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inline size_t PageTable<void, 0, 9>::getBits() {
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return 9;
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}
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template <>
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inline void PageTable<void, 0, 9>::pageWalk(uintptr_t vm, size_t size, size_t offset, uint64_t entryBits, PageWalker &pageWalker, uint32_t memoryBank) {
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}
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template <class T, uint32_t level, uint32_t bits>
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inline uintptr_t PageTable<T, level, bits>::map(uintptr_t vm, size_t size, uint64_t entryBits, uint32_t memoryBank) {
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const size_t shift = T::getBits() + 12;
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const uintptr_t mask = static_cast<uintptr_t>(maxNBitValue(bits));
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size_t indexStart = (vm >> shift) & mask;
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size_t indexEnd = ((vm + size - 1) >> shift) & mask;
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uintptr_t res = -1;
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uintptr_t vmMask = (uintptr_t(-1) >> (sizeof(void *) * 8 - shift - bits));
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auto maskedVm = vm & vmMask;
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for (size_t index = indexStart; index <= indexEnd; index++) {
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uintptr_t vmStart = (uintptr_t(1) << shift) * index;
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vmStart = std::max(vmStart, maskedVm);
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uintptr_t vmEnd = (uintptr_t(1) << shift) * (index + 1) - 1;
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vmEnd = std::min(vmEnd, maskedVm + size - 1);
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if (entries[index] == nullptr) {
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entries[index] = new T(allocator);
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}
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res = std::min((entries[index])->map(vmStart, vmEnd - vmStart + 1, entryBits, memoryBank), res);
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}
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return res;
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}
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template <class T, uint32_t level, uint32_t bits>
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inline void PageTable<T, level, bits>::pageWalk(uintptr_t vm, size_t size, size_t offset, uint64_t entryBits, PageWalker &pageWalker, uint32_t memoryBank) {
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const size_t shift = T::getBits() + 12;
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const uintptr_t mask = static_cast<uintptr_t>(maxNBitValue(bits));
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size_t indexStart = (vm >> shift) & mask;
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size_t indexEnd = ((vm + size - 1) >> shift) & mask;
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uintptr_t vmMask = (uintptr_t(-1) >> (sizeof(void *) * 8 - shift - bits));
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auto maskedVm = vm & vmMask;
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for (size_t index = indexStart; index <= indexEnd; index++) {
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uintptr_t vmStart = (uintptr_t(1) << shift) * index;
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vmStart = std::max(vmStart, maskedVm);
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uintptr_t vmEnd = (uintptr_t(1) << shift) * (index + 1) - 1;
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vmEnd = std::min(vmEnd, maskedVm + size - 1);
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if (entries[index] == nullptr) {
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entries[index] = new T(allocator);
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}
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entries[index]->pageWalk(vmStart, vmEnd - vmStart + 1, offset, entryBits, pageWalker, memoryBank);
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offset += (vmEnd - vmStart + 1);
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}
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}
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} // namespace NEO
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