llvm-6502/tools/llvm-readobj/ARMWinEHPrinter.h
2014-06-13 01:25:41 +00:00

120 lines
5.2 KiB
C++

//===--- ARMWinEHPrinter.h - Windows on ARM Unwind Information Printer ----===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_READOBJ_ARMWINEHPRINTER_H
#define LLVM_READOBJ_ARMWINEHPRINTER_H
#include "StreamWriter.h"
#include "llvm/Object/COFF.h"
#include "llvm/Support/ErrorOr.h"
namespace llvm {
namespace ARM {
namespace WinEH {
class RuntimeFunction;
class Decoder {
static const size_t PDataEntrySize;
StreamWriter &SW;
raw_ostream &OS;
struct RingEntry {
uint8_t Mask;
uint8_t Value;
bool (Decoder::*Routine)(const support::ulittle8_t *, unsigned &, unsigned,
bool);
};
static const RingEntry Ring[];
bool opcode_0xxxxxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_10Lxxxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_1100xxxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11010Lxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11011Lxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11100xxx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_111010xx(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_1110110L(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11101110(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11101111(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11110101(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11110110(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11110111(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111000(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111001(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111010(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111011(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111100(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111101(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111110(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
bool opcode_11111111(const support::ulittle8_t *Opcodes, unsigned &Offset,
unsigned Length, bool Prologue);
void decodeOpcodes(ArrayRef<support::ulittle8_t> Opcodes, unsigned Offset,
bool Prologue);
void printRegisters(const std::pair<uint16_t, uint32_t> &RegisterMask);
ErrorOr<object::SectionRef>
getSectionContaining(const object::COFFObjectFile &COFF, uint64_t Address);
ErrorOr<object::SymbolRef>
getSymbol(const object::COFFObjectFile &COFF, uint64_t Address,
bool FunctionOnly = false);
ErrorOr<object::SymbolRef>
getRelocatedSymbol(const object::COFFObjectFile &COFF,
const object::SectionRef &Section, uint64_t Offset);
bool dumpXDataRecord(const object::COFFObjectFile &COFF,
const object::SectionRef &Section,
uint64_t FunctionAddress, uint64_t VA);
bool dumpUnpackedEntry(const object::COFFObjectFile &COFF,
const object::SectionRef Section, uint64_t Offset,
unsigned Index, const RuntimeFunction &Entry);
bool dumpPackedEntry(const object::COFFObjectFile &COFF,
const object::SectionRef Section, uint64_t Offset,
unsigned Index, const RuntimeFunction &Entry);
bool dumpProcedureDataEntry(const object::COFFObjectFile &COFF,
const object::SectionRef Section, unsigned Entry,
ArrayRef<uint8_t> Contents);
void dumpProcedureData(const object::COFFObjectFile &COFF,
const object::SectionRef Section);
public:
Decoder(StreamWriter &SW) : SW(SW), OS(SW.getOStream()) {}
std::error_code dumpProcedureData(const object::COFFObjectFile &COFF);
};
}
}
}
#endif