mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-30 23:42:52 +01:00
7637c0313e
This is a basic implementation - we still don't have any support (that I know of) for dumping DWARF expressions in a meaningful way, so the location information itself is just printed as a sequence of bytes as we do elsewhere. llvm-svn: 184361
61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
//===-- DWARFDebugLoc.h -----------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_DEBUGINFO_DWARFDEBUGLOC_H
|
|
#define LLVM_DEBUGINFO_DWARFDEBUGLOC_H
|
|
|
|
#include "DWARFRelocMap.h"
|
|
#include "llvm/ADT/SmallVector.h"
|
|
#include "llvm/Support/DataExtractor.h"
|
|
|
|
namespace llvm {
|
|
|
|
class raw_ostream;
|
|
|
|
class DWARFDebugLoc {
|
|
/// A single location within a location list.
|
|
struct Entry {
|
|
/// The beginning address of the instruction range.
|
|
uint64_t Begin;
|
|
/// The ending address of the instruction range.
|
|
uint64_t End;
|
|
/// The location of the variable within the specified range.
|
|
SmallVector<unsigned char, 4> Loc;
|
|
};
|
|
|
|
/// A list of locations that contain one variable.
|
|
struct LocationList {
|
|
/// The beginning offset where this location list is stored in the debug_loc
|
|
/// section.
|
|
unsigned Offset;
|
|
/// All the locations in which the variable is stored.
|
|
SmallVector<Entry, 2> Entries;
|
|
};
|
|
|
|
typedef SmallVector<LocationList, 4> LocationLists;
|
|
|
|
/// A list of all the variables in the debug_loc section, each one describing
|
|
/// the locations in which the variable is stored.
|
|
LocationLists Locations;
|
|
|
|
/// A map used to resolve binary relocations.
|
|
const RelocAddrMap &RelocMap;
|
|
|
|
public:
|
|
DWARFDebugLoc(const RelocAddrMap &LocRelocMap) : RelocMap(LocRelocMap) {}
|
|
/// Print the location lists found within the debug_loc section.
|
|
void dump(raw_ostream &OS) const;
|
|
/// Parse the debug_loc section accessible via the 'data' parameter using the
|
|
/// specified address size to interpret the address ranges.
|
|
void parse(DataExtractor data, unsigned AddressSize);
|
|
};
|
|
}
|
|
|
|
#endif
|