| //===- DWARFRelocMap.h ------------------------------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_DEBUGINFO_DWARF_DWARFRELOCMAP_H |
| #define LLVM_DEBUGINFO_DWARF_DWARFRELOCMAP_H |
| |
| #include "llvm/ADT/DenseMap.h" |
| #include <cstdint> |
| |
| namespace llvm { |
| |
| /// RelocAddrEntry contains relocated value and section index. |
| /// Section index is -1LL if relocation points to absolute symbol. |
| struct RelocAddrEntry { |
| uint64_t SectionIndex; |
| uint64_t Value; |
| }; |
| |
| /// In place of applying the relocations to the data we've read from disk we use |
| /// a separate mapping table to the side and checking that at locations in the |
| /// dwarf where we expect relocated values. This adds a bit of complexity to the |
| /// dwarf parsing/extraction at the benefit of not allocating memory for the |
| /// entire size of the debug info sections. |
| using RelocAddrMap = DenseMap<uint64_t, RelocAddrEntry>; |
| |
| } // end namespace llvm |
| |
| #endif // LLVM_DEBUGINFO_DWARF_DWARFRELOCMAP_H |
