#ifndef LLVM_DEBUGINFO_DICONTEXT_H
#define LLVM_DEBUGINFO_DICONTEXT_H
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Object/RelocVisitor.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/DataTypes.h"
#include <string>
namespace llvm {
class raw_ostream;
struct DILineInfo {
std::string FileName;
std::string FunctionName;
uint32_t Line;
uint32_t Column;
DILineInfo()
: FileName("<invalid>"), FunctionName("<invalid>"), Line(0), Column(0) {}
bool operator==(const DILineInfo &RHS) const {
return Line == RHS.Line && Column == RHS.Column &&
FileName == RHS.FileName && FunctionName == RHS.FunctionName;
}
bool operator!=(const DILineInfo &RHS) const {
return !(*this == RHS);
}
};
typedef SmallVector<std::pair<uint64_t, DILineInfo>, 16> DILineInfoTable;
class DIInliningInfo {
SmallVector<DILineInfo, 4> Frames;
public:
DIInliningInfo() {}
DILineInfo getFrame(unsigned Index) const {
assert(Index < Frames.size());
return Frames[Index];
}
uint32_t getNumberOfFrames() const {
return Frames.size();
}
void addFrame(const DILineInfo &Frame) {
Frames.push_back(Frame);
}
};
struct DILineInfoSpecifier {
enum class FileLineInfoKind { None, Default, AbsoluteFilePath };
enum class FunctionNameKind { None, ShortName, LinkageName };
FileLineInfoKind FLIKind;
FunctionNameKind FNKind;
DILineInfoSpecifier(FileLineInfoKind FLIKind = FileLineInfoKind::Default,
FunctionNameKind FNKind = FunctionNameKind::None)
: FLIKind(FLIKind), FNKind(FNKind) {}
};
enum DIDumpType {
DIDT_Null,
DIDT_All,
DIDT_Abbrev,
DIDT_AbbrevDwo,
DIDT_Aranges,
DIDT_Frames,
DIDT_Info,
DIDT_InfoDwo,
DIDT_Types,
DIDT_TypesDwo,
DIDT_Line,
DIDT_LineDwo,
DIDT_Loc,
DIDT_LocDwo,
DIDT_Ranges,
DIDT_Pubnames,
DIDT_Pubtypes,
DIDT_GnuPubnames,
DIDT_GnuPubtypes,
DIDT_Str,
DIDT_StrDwo,
DIDT_StrOffsetsDwo
};
typedef DenseMap<uint64_t, std::pair<uint8_t, int64_t> > RelocAddrMap;
class DIContext {
public:
enum DIContextKind {
CK_DWARF
};
DIContextKind getKind() const { return Kind; }
DIContext(DIContextKind K) : Kind(K) {}
virtual ~DIContext();
static DIContext *getDWARFContext(object::ObjectFile &);
virtual void dump(raw_ostream &OS, DIDumpType DumpType = DIDT_All) = 0;
virtual DILineInfo getLineInfoForAddress(uint64_t Address,
DILineInfoSpecifier Specifier = DILineInfoSpecifier()) = 0;
virtual DILineInfoTable getLineInfoForAddressRange(uint64_t Address,
uint64_t Size, DILineInfoSpecifier Specifier = DILineInfoSpecifier()) = 0;
virtual DIInliningInfo getInliningInfoForAddress(uint64_t Address,
DILineInfoSpecifier Specifier = DILineInfoSpecifier()) = 0;
private:
const DIContextKind Kind;
};
}
#endif