LLVM 20.0.0git
DWARFRelocMap.h
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1//===- DWARFRelocMap.h ------------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_DEBUGINFO_DWARF_DWARFRELOCMAP_H
10#define LLVM_DEBUGINFO_DWARF_DWARFRELOCMAP_H
11
12#include "llvm/ADT/DenseMap.h"
15#include <cstdint>
16
17namespace llvm {
18
19/// RelocAddrEntry contains relocated value and section index.
20/// Section index is -1LL if relocation points to absolute symbol.
25 std::optional<object::RelocationRef> Reloc2;
28};
29
30/// In place of applying the relocations to the data we've read from disk we use
31/// a separate mapping table to the side and checking that at locations in the
32/// dwarf where we expect relocated values. This adds a bit of complexity to the
33/// dwarf parsing/extraction at the benefit of not allocating memory for the
34/// entire size of the debug info sections.
36
37} // end namespace llvm
38
39#endif // LLVM_DEBUGINFO_DWARF_DWARFRELOCMAP_H
This file defines the DenseMap class.
This is a value type class that represents a single relocation in the list of relocations in the obje...
Definition: ObjectFile.h:52
uint64_t(*)(uint64_t Type, uint64_t Offset, uint64_t S, uint64_t LocData, int64_t Addend) RelocationResolver
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
RelocAddrEntry contains relocated value and section index.
Definition: DWARFRelocMap.h:21
std::optional< object::RelocationRef > Reloc2
Definition: DWARFRelocMap.h:25
object::RelocationResolver Resolver
Definition: DWARFRelocMap.h:27
object::RelocationRef Reloc
Definition: DWARFRelocMap.h:23