Moved disassembler to libSystem

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33461 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2007-01-23 10:26:08 +00:00
parent 367372a30c
commit fd58e6e2ec
4 changed files with 75 additions and 76 deletions

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@ -12,25 +12,20 @@
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SUPPORT_DISASSEMBLER_H
#define LLVM_SUPPORT_DISASSEMBLER_H
#ifndef LLVM_SYSTEM_DISASSEMBLER_H
#define LLVM_SYSTEM_DISASSEMBLER_H
#include "llvm/Support/DataTypes.h"
#include <string>
namespace llvm {
namespace sys {
/// This function provides some "glue" code to call external disassembler
/// libraries.
std::string disassembleBuffer(uint8_t* start, size_t length, uint64_t pc = 0);
namespace Disassembler {
enum Type {
X86_32,
X86_64,
Undefined
};
}
std::string disassembleBuffer(uint8_t* start, size_t length,
Disassembler::Type type, uint64_t pc);
}
#endif // LLVM_SUPPORT_DISASSEMBLER_H
#endif // LLVM_SYSTEM_DISASSEMBLER_H

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@ -27,8 +27,8 @@
#include "llvm/Target/TargetJITInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Disassembler.h"
#include "llvm/Support/MutexGuard.h"
#include "llvm/System/Disassembler.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/System/Memory.h"
#include <algorithm>
@ -868,15 +868,7 @@ bool JITEmitter::finishFunction(MachineFunction &F) {
#ifndef NDEBUG
DOUT << "Disassembled code:\n"
#if defined(__i386__)
<< disassembleBuffer(FnStart, FnEnd-FnStart,
Disassembler::X86_32, (uint32_t)FnStart);
#elif defined(__amd64__) || defined(__x86_64__)
<< disassembleBuffer(FnStart, FnEnd-FnStart,
Disassembler::X86_64, (uint64_t)FnStart);
#else
<< "N/A\n";
#endif
<< sys::disassembleBuffer(FnStart, FnEnd-FnStart, (uintptr_t)FnStart);
#endif
return false;

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@ -1,53 +0,0 @@
//===- lib/Support/Disassembler.cpp -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Anton Korobeynikov and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the necessary glue to call external disassembler
// libraries.
//
//===----------------------------------------------------------------------===//
#include "llvm/Config/config.h"
#include "llvm/Support/Disassembler.h"
#include <cassert>
#include <iomanip>
#include <string>
#include <sstream>
#if USE_UDIS86
#include <udis86.h>
#endif
using namespace llvm;
std::string llvm::disassembleBuffer(uint8_t* start, size_t length,
Disassembler::Type type, uint64_t pc) {
std::stringstream res;
if (type == Disassembler::X86_32 || type == Disassembler::X86_64) {
#if USE_UDIS86
ud_t ud_obj;
ud_init(&ud_obj);
ud_set_input_buffer(&ud_obj, start, length);
ud_set_mode(&ud_obj, (type == Disassembler::X86_32 ? 32 : 64));
ud_set_pc(&ud_obj, pc);
ud_set_syntax(&ud_obj, UD_SYN_ATT);
res << std::setbase(16)
<< std::setw((type == Disassembler::X86_32 ? 8 : 16));
while (ud_disassemble(&ud_obj)) {
res << ud_insn_off(&ud_obj) << ":\t" << ud_insn_asm(&ud_obj) << "\n";
}
#endif
}
return res.str();
}

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@ -0,0 +1,65 @@
//===- lib/System/Disassembler.cpp ------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Anton Korobeynikov and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the necessary glue to call external disassembler
// libraries.
//
//===----------------------------------------------------------------------===//
#include "llvm/Config/config.h"
#include "llvm/System/Disassembler.h"
#include <cassert>
#include <iomanip>
#include <string>
#include <sstream>
#if USE_UDIS86
#include <udis86.h>
#endif
using namespace llvm;
std::string llvm::sys::disassembleBuffer(uint8_t* start, size_t length,
uint64_t pc) {
std::stringstream res;
#if defined (__i386__) || defined (__amd64__) || defined (__x86_64__)
unsigned bits;
# if defined(__i386__)
bits = 32;
# else
bits = 64;
# endif
# if USE_UDIS86
ud_t ud_obj;
ud_init(&ud_obj);
ud_set_input_buffer(&ud_obj, start, length);
ud_set_mode(&ud_obj, bits);
ud_set_pc(&ud_obj, pc);
ud_set_syntax(&ud_obj, UD_SYN_ATT);
res << std::setbase(16)
<< std::setw(bits/4);
while (ud_disassemble(&ud_obj)) {
res << ud_insn_off(&ud_obj) << ":\t" << ud_insn_asm(&ud_obj) << "\n";
}
# else
res << "No disassembler available. See configure help for avaiable options.\n";
# endif
#else
res << "No disassembler available. See configure help for avaiable options.\n";
#endif
return res.str();
}