65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/*
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* Copyright (C) 2021-2022 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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#pragma once
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#include "shared/source/device_binary_format/elf/zebin_elf.h"
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#include "shared/source/utilities/arrayref.h"
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#include <limits>
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#include <string>
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#include <unordered_map>
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#include <vector>
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namespace NEO {
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class GraphicsAllocation;
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namespace Debug {
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struct Segments {
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struct Segment {
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uintptr_t address = std::numeric_limits<uintptr_t>::max();
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size_t size = 0;
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};
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using CPUSegment = Segment;
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using GPUSegment = Segment;
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using KernelNameIsaPairT = std::pair<std::string_view, GraphicsAllocation *>;
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using KernelNameToSegmentMap = std::unordered_map<std::string, GPUSegment>;
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GPUSegment varData;
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GPUSegment constData;
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CPUSegment stringData;
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KernelNameToSegmentMap nameToSegMap;
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Segments();
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Segments(const GraphicsAllocation *globalVarAlloc, const GraphicsAllocation *globalConstAlloc, ArrayRef<const uint8_t> &globalStrings, std::vector<KernelNameIsaPairT> &kernels);
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};
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class DebugZebinCreator {
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public:
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using Elf = NEO::Elf::Elf<NEO::Elf::EI_CLASS_64>;
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DebugZebinCreator() = delete;
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DebugZebinCreator(Elf &zebin, const Segments &segments) : segments(segments), zebin(zebin) {}
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void applyRelocations();
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void createDebugZebin();
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inline std::vector<uint8_t> getDebugZebin() { return debugZebin; }
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protected:
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void applyRelocation(uint64_t addr, uint64_t value, NEO::Elf::RELOC_TYPE_ZEBIN type);
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bool isRelocTypeSupported(NEO::Elf::RELOC_TYPE_ZEBIN type);
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const Segments::Segment *getSegmentByName(ConstStringRef sectionName);
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const Segments::Segment *getTextSegmentByName(ConstStringRef textSegmentName);
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bool isCpuSegment(ConstStringRef sectionName);
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const Segments &segments;
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const Elf &zebin;
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uint32_t symTabShndx = std::numeric_limits<uint32_t>::max();
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std::vector<uint8_t> debugZebin;
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};
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std::vector<uint8_t> createDebugZebin(ArrayRef<const uint8_t> zebin, const Segments &segmentData);
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} // namespace Debug
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} // namespace NEO
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