mirror of
https://github.com/eclipse-cdt/cdt
synced 2025-07-01 06:05:24 +02:00
Debuging helping tools.
This commit is contained in:
Alain Magloire
parent
8e6d3ded24
commit
eb01395a76
4 changed files with 716 additions and 0 deletions
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@ -0,0 +1,129 @@
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/**********************************************************************
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* Copyright (c) 2002,2003 QNX Software Systems and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Common Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/cpl-v10.html
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*
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* Contributors:
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* QNX Software Systems - Initial API and implementation
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***********************************************************************/
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package org.eclipse.cdt.utils.debug.tools;
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import java.io.IOException;
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import org.eclipse.cdt.utils.debug.dwarf.Dwarf;
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import org.eclipse.cdt.utils.debug.stabs.Stabs;
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import org.eclipse.cdt.utils.elf.Elf;
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/**
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* StabsAddr2ine
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*
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* @author alain
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*/
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public class DebugAddr2line {
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DebugSymsRequestor symreq;
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public DebugAddr2line(String file) throws IOException {
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Elf elf = new Elf(file);
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init(elf);
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elf.dispose();
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}
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public DebugAddr2line(Elf elf) throws IOException {
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init(elf);
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}
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void init(Elf elf) throws IOException {
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symreq = new DebugSymsRequestor();
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Elf.Attribute attribute = elf.getAttributes();
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int type = attribute.getDebugType();
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if (type == Elf.Attribute.DEBUG_TYPE_STABS) {
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Stabs stabs = new Stabs(elf);
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stabs.parse(symreq);
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} else if (type == Elf.Attribute.DEBUG_TYPE_DWARF) {
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Dwarf dwarf = new Dwarf(elf);
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dwarf.parse(symreq);
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} else {
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throw new IOException("Unknown debug format");
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}
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}
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/*
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* (non-Javadoc)
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*
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* @see IAddr2line#dispose()
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*/
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public void dispose() {
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}
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/*
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* (non-Javadoc)
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*
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* @see IAddr2line#getStartLine(long)
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*/
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public int getStartLine(long address) throws IOException {
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DebugSym entry = symreq.getEntry(address);
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if (entry != null) {
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return entry.startLine;
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}
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return 0;
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}
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/*
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* (non-Javadoc)
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*
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* @see IAddr2line#getEndLine(long)
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*/
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public int getEndLine(long address) throws IOException {
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DebugSym entry = symreq.getEntry(address);
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if (entry != null) {
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return entry.endLine;
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}
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return 0;
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}
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/*
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* (non-Javadoc)
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*
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* @see IAddr2line#getFunction(long)
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*/
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public String getFunction(long address) throws IOException {
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DebugSym entry = symreq.getEntry(address);
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if (entry != null) {
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return entry.name;
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}
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return null;
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}
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/*
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* (non-Javadoc)
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*
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* @see IAddr2line#getFileName(long)
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*/
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public String getFileName(long address) throws IOException {
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DebugSym entry = symreq.getEntry(address);
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if (entry != null) {
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return entry.filename;
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}
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return null;
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}
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public static void main(String[] args) {
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try {
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DebugAddr2line addr2line = new DebugAddr2line(args[0]);
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long address = Integer.decode(args[1]).longValue();
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int startLine = addr2line.getStartLine(address);
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int endLine = addr2line.getEndLine(address);
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String function = addr2line.getFunction(address);
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String filename = addr2line.getFileName(address);
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System.out.println(Long.toHexString(address));
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System.out.println(filename + ":" + function + ":" + startLine + ":" + endLine);
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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@ -0,0 +1,312 @@
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/**********************************************************************
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* Copyright (c) 2002,2003 QNX Software Systems and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Common Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/cpl-v10.html
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*
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* Contributors:
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* QNX Software Systems - Initial API and implementation
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***********************************************************************/
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package org.eclipse.cdt.utils.debug.tools;
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import java.io.BufferedWriter;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.OutputStreamWriter;
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import java.util.ArrayList;
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import java.util.List;
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import org.eclipse.cdt.utils.debug.DebugBaseType;
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import org.eclipse.cdt.utils.debug.DebugParameterKind;
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import org.eclipse.cdt.utils.debug.DebugType;
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import org.eclipse.cdt.utils.debug.DebugVariableKind;
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import org.eclipse.cdt.utils.debug.IDebugEntryRequestor;
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import org.eclipse.cdt.utils.debug.dwarf.Dwarf;
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import org.eclipse.cdt.utils.debug.stabs.Stabs;
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import org.eclipse.cdt.utils.elf.Elf;
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/**
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* DebugDump
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*
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*/
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public class DebugDump implements IDebugEntryRequestor {
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List list = new ArrayList();
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BufferedWriter bwriter;
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int bracket;
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int paramCount = -1;
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String currentCU;
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public DebugDump(OutputStream stream){
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bwriter = new BufferedWriter(new OutputStreamWriter(stream));
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}
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void parse(String file) throws IOException {
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Elf elf = new Elf(file);
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parse(elf);
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elf.dispose();
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}
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void parse(Elf elf) throws IOException {
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Elf.Attribute attribute = elf.getAttributes();
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int type = attribute.getDebugType();
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if (type == Elf.Attribute.DEBUG_TYPE_STABS) {
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Stabs stabs = new Stabs(elf);
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stabs.parse(this);
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} else if (type == Elf.Attribute.DEBUG_TYPE_DWARF) {
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Dwarf dwarf = new Dwarf(elf);
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dwarf.parse(this);
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} else {
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throw new IOException("Unknown debug format");
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}
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bwriter.flush();
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}
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void write(String s) {
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try {
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bwriter.write(s, 0, s.length());
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} catch (IOException e) {
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// ignore.
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}
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}
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void newLine() {
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try {
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bwriter.newLine();
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} catch (IOException e) {
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// ignore
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}
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}
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String printTabs() {
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StringBuffer sb = new StringBuffer();
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for (int i = 0; i < bracket; i++) {
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sb.append('\t');
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}
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return sb.toString();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterCompilationUnit(java.lang.String, long)
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*/
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public void enterCompilationUnit(String name, long address) {
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write("/* Enter Compilation Unit " + name + " address " + Long.toHexString(address) + " */");
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newLine();
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currentCU = name;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitCompilationUnit(long)
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*/
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public void exitCompilationUnit(long address) {
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write("/* Exit Compilation Unit ");
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if (currentCU != null) {
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write(currentCU + " address " + Long.toHexString(address));
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}
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write(" */");
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newLine();newLine();
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currentCU = null;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterInclude(java.lang.String)
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*/
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public void enterInclude(String name) {
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write("#include \"" + name + "\" ");
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write("/* Enter Include */");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitInclude()
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*/
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public void exitInclude() {
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//write("/* Exit Include */");
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//newLine();newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterFunction(java.lang.String, int, boolean, long)
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*/
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public void enterFunction(String name, DebugType type, boolean isGlobal, long address) {
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write("/* Func:" + name + " address " + Long.toHexString(address) + " */");
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newLine();
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if (!isGlobal) {
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write("static ");
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}
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write(type.toString() + " " + name + "(");
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paramCount = 0;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitFunction(long)
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*/
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public void exitFunction(long address) {
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if (paramCount > -1) {
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paramCount = -1;
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write(")");
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newLine();
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write("{");
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newLine();
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bracket++;
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}
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for (; bracket > 0; bracket--) {
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write("}");
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}
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write(" /* Exit Func address " + Long.toHexString(address) + " */");
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newLine();newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterCodeBlock(long)
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*/
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public void enterCodeBlock(long offset) {
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if (paramCount > -1) {
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paramCount = -1;
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write(")");
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newLine();
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}
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write(printTabs() + "{ " + "/* " + offset + " */");
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newLine();
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bracket++;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitCodeBlock(long)
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*/
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public void exitCodeBlock(long offset) {
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bracket--;
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write(printTabs() + "} " + "/* " + offset + " */");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptStatement(int, long)
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*/
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public void acceptStatement(int line, long address) {
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if (paramCount > -1) {
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write(")");
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newLine();
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write("{");
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newLine();
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bracket++;
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paramCount = -1;
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}
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write(printTabs() + "/* line " + line + " address " + address + " */");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptIntegerConst(java.lang.String, long)
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*/
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public void acceptIntegerConst(String name, int value) {
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write("const int " + name + " = " + value + ";");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptFloatConst(java.lang.String, double)
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*/
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public void acceptFloatConst(String name, double value) {
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write("const float " + name + " = " + value + ";");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptTypeConst(java.lang.String,
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* org.eclipse.cdt.utils.debug.DebugType, int)
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*/
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public void acceptTypeConst(String name, DebugType type, int value) {
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write("const " + type.toString() + " " + name + " = " + value + ";");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptParameter(java.lang.String, int, int, long)
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*/
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public void acceptParameter(String name, DebugType type, DebugParameterKind kind, long offset) {
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if (paramCount > 0) {
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write(", ");
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}
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paramCount++;
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write(type.toString() + " " + name + "/* " + offset + " */");
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptVariable(java.lang.String, int, int, long)
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*/
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public void acceptVariable(String name, DebugType type, DebugVariableKind kind, long address) {
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write(printTabs() + type.toString() + " " + name + ";" + "/* " + Long.toHexString(address) + " */");
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newLine();
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}
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/*
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* (non-Javadoc)
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*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptCaughtException(java.lang.String,
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* org.eclipse.cdt.utils.debug.DebugType, long)
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*/
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public void acceptCaughtException(String name, DebugType type, long address) {
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}
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/*
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* (non-Javadoc)
|
||||
*
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* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptTypeDef(java.lang.String, org.eclipse.cdt.utils.debug.DebugType)
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*/
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public void acceptTypeDef(String name, DebugType type) {
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if (!name.equals(type.toString())) {
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write("typedef " + type.toString() + " " + name + ";");
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newLine();
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} else if (type instanceof DebugBaseType){
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DebugBaseType baseType =(DebugBaseType)type;
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write("/* " + name + ": " + baseType.sizeof() + " bytes */");
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newLine();
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} else {
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//int x = 9;
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}
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}
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public static void main(String[] args) {
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try {
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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DebugDump dump = new DebugDump(System.out);
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dump.parse(args[0]);
|
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} catch (IOException e) {
|
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e.printStackTrace();
|
||||
}
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||||
|
||||
}
|
||||
}
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|
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@ -0,0 +1,53 @@
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/**********************************************************************
|
||||
* Copyright (c) 2002,2003 QNX Software Systems and others.
|
||||
* All rights reserved. This program and the accompanying materials
|
||||
* are made available under the terms of the Common Public License v1.0
|
||||
* which accompanies this distribution, and is available at
|
||||
* http://www.eclipse.org/legal/cpl-v10.html
|
||||
*
|
||||
* Contributors:
|
||||
* QNX Software Systems - Initial API and implementation
|
||||
***********************************************************************/
|
||||
|
||||
package org.eclipse.cdt.utils.debug.tools;
|
||||
|
||||
|
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public class DebugSym implements Comparable {
|
||||
|
||||
public long addr;
|
||||
public long size;
|
||||
public int startLine;
|
||||
public int endLine;
|
||||
public String name;
|
||||
public String type;
|
||||
public String filename;
|
||||
|
||||
public DebugSym() {
|
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}
|
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|
||||
public int compareTo(Object obj) {
|
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long thisVal = 0;
|
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long anotherVal = 0;
|
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if (obj instanceof DebugSym) {
|
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DebugSym entry = (DebugSym) obj;
|
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thisVal = this.addr;
|
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anotherVal = entry.addr;
|
||||
} else if (obj instanceof Long) {
|
||||
Long val = (Long) obj;
|
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anotherVal = val.longValue();
|
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thisVal = (long) this.addr;
|
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}
|
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return (thisVal < anotherVal ? -1 : (thisVal == anotherVal ? 0 : 1));
|
||||
}
|
||||
|
||||
public String toString() {
|
||||
StringBuffer buf = new StringBuffer();
|
||||
buf.append("Type:").append(type).append("\n");
|
||||
buf.append("Name: ").append(name).append("\n");
|
||||
buf.append("\taddress:").append("0x").append(Long.toHexString(addr)).append("\n");
|
||||
buf.append("\tstartLine:").append(startLine).append("\n");
|
||||
buf.append("\tendLine:").append(endLine).append("\n");
|
||||
buf.append("\tSize:").append(size).append("\n");
|
||||
return buf.toString();
|
||||
}
|
||||
}
|
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|
|
@ -0,0 +1,222 @@
|
|||
/**********************************************************************
|
||||
* Copyright (c) 2002,2003 QNX Software Systems and others.
|
||||
* All rights reserved. This program and the accompanying materials
|
||||
* are made available under the terms of the Common Public License v1.0
|
||||
* which accompanies this distribution, and is available at
|
||||
* http://www.eclipse.org/legal/cpl-v10.html
|
||||
*
|
||||
* Contributors:
|
||||
* QNX Software Systems - Initial API and implementation
|
||||
***********************************************************************/
|
||||
|
||||
package org.eclipse.cdt.utils.debug.tools;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.Arrays;
|
||||
import java.util.List;
|
||||
|
||||
import org.eclipse.cdt.utils.debug.DebugParameterKind;
|
||||
import org.eclipse.cdt.utils.debug.DebugType;
|
||||
import org.eclipse.cdt.utils.debug.DebugVariableKind;
|
||||
import org.eclipse.cdt.utils.debug.IDebugEntryRequestor;
|
||||
|
||||
|
||||
/**
|
||||
* DebugSymsRequestor
|
||||
*
|
||||
*/
|
||||
public class DebugSymsRequestor implements IDebugEntryRequestor {
|
||||
|
||||
DebugSym currentCU;
|
||||
DebugSym currentFunction;
|
||||
|
||||
List list = new ArrayList();
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
public DebugSymsRequestor() {
|
||||
super();
|
||||
}
|
||||
|
||||
public DebugSym[] getSortedEntries() {
|
||||
DebugSym[] syms = getEntries();
|
||||
Arrays.sort(syms);
|
||||
return syms;
|
||||
}
|
||||
|
||||
public DebugSym[] getEntries() {
|
||||
DebugSym[] syms = new DebugSym[list.size()];
|
||||
list.toArray(syms);
|
||||
return syms;
|
||||
}
|
||||
|
||||
public DebugSym getEntry(long addr) {
|
||||
DebugSym[] entries = getSortedEntries();
|
||||
int insertion = Arrays.binarySearch(entries, new Long(addr));
|
||||
if (insertion >= 0) {
|
||||
return entries[insertion];
|
||||
}
|
||||
if (insertion == -1) {
|
||||
return null;
|
||||
}
|
||||
insertion = -insertion - 1;
|
||||
DebugSym entry = entries[insertion - 1];
|
||||
if (addr < (entry.addr + entry.size)) {
|
||||
return entries[insertion - 1];
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterCompilationUnit(java.lang.String, long)
|
||||
*/
|
||||
public void enterCompilationUnit(String name, long address) {
|
||||
DebugSym sym = new DebugSym();
|
||||
sym.name = name;
|
||||
sym.addr = address;
|
||||
sym.type = "CU";
|
||||
sym.filename = name;
|
||||
currentCU = sym;
|
||||
list.add(sym);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitCompilationUnit(long)
|
||||
*/
|
||||
public void exitCompilationUnit(long address) {
|
||||
if (currentCU != null) {
|
||||
currentCU.size = address;
|
||||
}
|
||||
currentCU = null;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterInclude(java.lang.String)
|
||||
*/
|
||||
public void enterInclude(String name) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitInclude()
|
||||
*/
|
||||
public void exitInclude() {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterFunction(java.lang.String, int, boolean, long)
|
||||
*/
|
||||
public void enterFunction(String name, DebugType type, boolean isGlobal, long address) {
|
||||
DebugSym sym = new DebugSym();
|
||||
sym.name = name;
|
||||
sym.addr = address;
|
||||
sym.type = "Func";
|
||||
if (currentCU != null) {
|
||||
sym.filename = currentCU.filename;
|
||||
}
|
||||
currentFunction = sym;
|
||||
list.add(sym);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitFunction(long)
|
||||
*/
|
||||
public void exitFunction(long address) {
|
||||
if (currentFunction != null) {
|
||||
currentFunction.size = address;
|
||||
}
|
||||
currentFunction = null;
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#enterCodeBlock(long)
|
||||
*/
|
||||
public void enterCodeBlock(long offset) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#exitCodeBlock(long)
|
||||
*/
|
||||
public void exitCodeBlock(long offset) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptStatement(int, long)
|
||||
*/
|
||||
public void acceptStatement(int line, long address) {
|
||||
DebugSym sym = new DebugSym();
|
||||
sym.name = "";
|
||||
sym.addr = address;
|
||||
sym.startLine = line;
|
||||
sym.type = "SLINE";
|
||||
if (currentFunction != null) {
|
||||
if (currentFunction.startLine == 0) {
|
||||
currentFunction.startLine = line;
|
||||
}
|
||||
currentFunction.endLine = line;
|
||||
}
|
||||
if (currentCU != null) {
|
||||
sym.filename = currentCU.filename;
|
||||
}
|
||||
list.add(sym);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptIntegerConst(java.lang.String, long)
|
||||
*/
|
||||
public void acceptIntegerConst(String name, int value) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptFloatConst(java.lang.String, double)
|
||||
*/
|
||||
public void acceptFloatConst(String name, double value) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptTypeConst(java.lang.String, org.eclipse.cdt.utils.debug.DebugType, int)
|
||||
*/
|
||||
public void acceptTypeConst(String name, DebugType type, int value) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptParameter(java.lang.String, int, int, long)
|
||||
*/
|
||||
public void acceptParameter(String name, DebugType type, DebugParameterKind kind, long offset) {
|
||||
DebugSym sym = new DebugSym();
|
||||
sym.name = name;
|
||||
sym.addr = offset;
|
||||
sym.type = "PARAM";
|
||||
if (currentCU != null) {
|
||||
sym.filename = currentCU.filename;
|
||||
}
|
||||
list.add(sym);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptVariable(java.lang.String, int, int, long)
|
||||
*/
|
||||
public void acceptVariable(String name, DebugType type, DebugVariableKind kind, long address) {
|
||||
DebugSym sym = new DebugSym();
|
||||
sym.name = name;
|
||||
sym.addr = address;
|
||||
sym.type = "VAR";
|
||||
if (currentCU != null) {
|
||||
sym.filename = currentCU.filename;
|
||||
}
|
||||
list.add(sym);
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptCaughtException(java.lang.String, org.eclipse.cdt.utils.debug.DebugType, long)
|
||||
*/
|
||||
public void acceptCaughtException(String name, DebugType type, long address) {
|
||||
}
|
||||
|
||||
/* (non-Javadoc)
|
||||
* @see org.eclipse.cdt.utils.debug.IDebugEntryRequestor#acceptTypeDef(java.lang.String, org.eclipse.cdt.utils.debug.DebugType)
|
||||
*/
|
||||
public void acceptTypeDef(String name, DebugType type) {
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Add table
Reference in a new issue