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piklab/src/coff/base/text_coff.cpp

263 lines
9.6 KiB
C++

/***************************************************************************
* Copyright (C) 2006 Nicolas Hadacek <hadacek@kde.org> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#include "text_coff.h"
#include "common/global/pfile.h"
namespace Coff
{
class CodeData {
public:
TQString address, opcode, disasm1, disasm2;
};
class LineData {
public:
TQValueVector<CodeData> codes;
TQString lineNumber, lineText;
};
class FileData {
public:
PURL::Url url;
bool read;
TQValueVector<LineData> lines;
};
}
Coff::TextObject::TextObject(const Device::Data *device, const PURL::Url &url)
: Object(device, url), _initialized(true)
{}
bool Coff::TextObject::parse(Log::Base &log)
{
bool ok = Object::parse(log);
_initialized = !ok;
return ok;
}
PURL::Url Coff::TextObject::urlForFilename(const TQString &filename) const
{
PURL::Url rurl = PURL::Url::fromPathOrUrl(filename);
return rurl.toAbsolute(url().directory());
}
const Coff::Section *Coff::TextObject::section(const CodeLine &cline) const
{
if ( cline.section().instructions().contains(cline.address()) ) return &cline.section();
// possible for coff generated by picc...
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
if ( _sections[i]->instructions().contains(cline.address()) ) return _sections[i];
}
return 0;
}
void Coff::TextObject::init() const
{
if (_initialized) return;
_initialized = true;
// open and read files
TQMap<TQString, FileData> fd;
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
for (uint k=0; k<uint(_sections[i]->lines().count()); k++) {
TQString filename = _sections[i]->lines()[k]->filename();
if ( filename.isEmpty() || fd.contains(filename) ) continue;
_filenames.append(filename);
FileData fdata;
fdata.url = urlForFilename(filename);
Log::StringView sview;
PURL::File file(fdata.url, sview);
fdata.read = file.openForRead();
if (fdata.read) {
TQStringList lines = file.readLines();
fdata.lines.resize(lines.count());
for (uint i=0; i<uint(lines.count()); i++)
fdata.lines[i].lineText = lines[i];
} else fdata.lines.resize(nbLines(filename));
fd[filename] = fdata;
}
}
// create strings (for later justification)
const uint addressWidth = _device->nbCharsAddress();
uint opcodeWidth = 0, disasm1Width = 0, disasm2Width = 0, lineNumberWidth = 0, lineTextWidth = 0;
TQMap<TQString, FileData>::iterator it;
for (it=fd.begin(); it!=fd.end(); ++it) {
for (uint i=0; i<uint(it.data().lines.count()); i++) {
LineData &ldata = it.data().lines[i];
TQValueVector<const CodeLine *> lines = findCodeLines(it.key(), i);
ldata.codes.resize(lines.count());
for (uint k=0; k<uint(lines.count()); k++) {
Address address = lines[k]->address();
ldata.codes[k].address = toHex(address, addressWidth).upper();
const Section *sec = section(*lines[k]);
if (sec) {
ldata.codes[k].opcode = "0x" + sec->instructions()[address].opcode.upper();
//tqDebug("%s: %s", ldata.codes[k].address.latin1(), ldata.codes[k].opcode.latin1());
opcodeWidth = qMax(opcodeWidth, uint(ldata.codes[k].opcode.length()));
TQString s = sec->instructions()[address].disasm;
int j = s.find('\t');
if ( j!=-1 ) {
ldata.codes[k].disasm2 = s.mid(j+1);
disasm2Width = qMax(disasm2Width, uint(ldata.codes[k].disasm2.length()));
}
ldata.codes[k].disasm1 = (j==-1 ? s : s.mid(0, j));
disasm1Width = qMax(disasm1Width, uint(ldata.codes[k].disasm1.length()));
}
}
ldata.lineNumber = TQString::number(i+1);
lineNumberWidth = qMax(lineNumberWidth, uint(ldata.lineNumber.length()));
lineTextWidth = qMax(lineTextWidth, uint(ldata.lineText.length()));
}
}
uint asmWidth = addressWidth + 4 + opcodeWidth + 4 + disasm1Width + 2 + disasm2Width;
uint totalWidth = asmWidth + 4 + lineNumberWidth + 2 + lineTextWidth;
// create text
for (it = fd.begin(); it!=fd.end(); ++it) {
TQString s = TQString("--- ") + it.data().url.pretty() + " ";
_list += s.leftJustify(totalWidth, '-');
if ( !it.data().read ) {
s = TQString("--- ") + i18n("File could not be read") + " ";
_list += s.leftJustify(totalWidth, '-');
}
for (uint i=0; i<uint(it.data().lines.count()); i++) {
const LineData &ldata = it.data().lines[i];
TQString cline = repeat(" ", 4) + ldata.lineNumber.leftJustify(lineNumberWidth) + ": " + ldata.lineText;
if ( ldata.codes.count()==0 ) _list += stripEndingWhiteSpaces(repeat(" ", asmWidth) + cline);
else for (uint k=0; k<uint(ldata.codes.count()); k++) {
if ( ldata.codes[k].opcode.isEmpty() ) continue;
TQString line;
line += ldata.codes[k].address + repeat(" ", 4);
line += ldata.codes[k].opcode.leftJustify(opcodeWidth) + repeat(" ", 4);
line += ldata.codes[k].disasm1.leftJustify(disasm1Width) + repeat(" ", 2);
line += ldata.codes[k].disasm2.leftJustify(disasm2Width);
_lines[fromHex(ldata.codes[k].address, 0)] = _list.count()+1;
if ( k==0 ) line += cline;
_list += stripEndingWhiteSpaces(line);
}
}
}
}
uint Coff::TextObject::nbLines(const TQString &filename) const
{
init();
uint nb = 0;
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
for (uint k=0; k<uint(_sections[i]->lines().count()); k++) {
const CodeLine *cl = _sections[i]->lines()[k];
if ( cl->filename()==filename ) nb = qMax(nb, cl->line());
}
}
return nb;
}
TQValueVector<const Coff::CodeLine *> Coff::TextObject::findCodeLines(const TQString &filename, uint line) const
{
init();
TQValueVector<const CodeLine *> list;
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
for (uint k=0; k<uint(_sections[i]->lines().count()); k++) {
const CodeLine *cl = _sections[i]->lines()[k];
if ( (cl->line()-1)==line && cl->filename()==filename ) list.append(cl);
}
}
return list;
}
int Coff::TextObject::lineForAddress(const PURL::Url &url, Address address) const
{
init();
if ( url==_url && _lines.contains(address) ) return _lines[address]-1;
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
for (uint k=0; k<uint(_sections[i]->lines().count()); k++) {
const CodeLine *cl = _sections[i]->lines()[k];
if ( cl->address()!=address ) continue;
TQString filename = cl->filename();
if ( filename.isEmpty() || urlForFilename(filename)!=url ) continue;
return cl->line()-1;
}
}
return -1;
}
TQMap<PURL::Url, uint> Coff::TextObject::sourceLinesForAddress(Address address) const
{
TQMap<PURL::Url, uint> slines;
init();
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
for (uint k=0; k<uint(_sections[i]->lines().count()); k++) {
const CodeLine *cl = _sections[i]->lines()[k];
if ( cl->address()!=address ) continue;
TQString filename = cl->filename();
if ( filename.isEmpty() ) continue;
slines[urlForFilename(filename)] = cl->line()-1;
}
}
if ( _lines.contains(address) ) slines[_url] = _lines[address] - 1;
return slines;
}
TQValueVector<Address> Coff::TextObject::addresses(const PURL::Url &url, uint line) const
{
init();
TQValueVector<Address> ad;
if ( url==_url ) {
TQMap<Address, uint>::const_iterator it;
for (it=_lines.begin(); it!=_lines.end(); ++it)
if ( line==(it.data()-1) ) ad.append(it.key());
return ad;
}
for (uint i=0; i<uint(_sections.count()); i++) {
if ( _sections[i]->type()!=SectionType::Code ) continue;
for (uint k=0; k<uint(_sections[i]->lines().count()); k++) {
const CodeLine *cl = _sections[i]->lines()[k];
if ( line!=(cl->line()-1) ) continue;
TQString filename = cl->filename();
if ( filename.isEmpty() || urlForFilename(filename)!=url ) continue;
ad.append(cl->address());
}
}
return ad;
}
const TQStringList &Coff::TextObject::filenames() const
{
init();
return _filenames;
}
TQString Coff::TextObject::disassembly() const
{
init();
if ( _list.isEmpty() ) return i18n("Parsing COFF file is not supported for this device or an error occured.");
return _list.join("\n");
}
Log::KeyList Coff::TextObject::information() const
{
Log::KeyList keys;
keys.append(i18n("Format:"), i18n("%1 (magic id: %2)").arg(format().label()).arg(toHexLabel(format().data().magic, 4)));
TQString name = (format()==Format::PIC30 || device()==0 ? "?" : device()->name());
keys.append(i18n("Device:"), name);
OptHeaderFormat ohf = optHeaderFormat();
TQString label = (ohf==OptHeaderFormat::Nb_Types ? i18n("Unknown") : ohf.label());
keys.append(i18n("Option header:"), i18n("%1 (magic id: %2)").arg(label).arg(toHexLabel(optHeaderMagic(), 4)));
keys.append(i18n("No. of sections:"), TQString::number(nbSections()));
keys.append(i18n("No. of symbols:"), TQString::number(nbSymbols()));
keys.append(i18n("No. of variables:"), TQString::number(variables().count()));
return keys;
}