void MemoryDebugger::doLookForValue(const s2e::plugins::ExecutionTraceItemHeader &hdr,
const s2e::plugins::ExecutionTraceMemory &item)
{
/* if (!(item.flags & EXECTRACE_MEM_WRITE)) {
if ((m_valueToFind && (item.value != m_valueToFind))) {
return;
}
}*/
printHeader(hdr);
m_os << " pc=0x" << std::hex << item.pc <<
" addr=0x" << item.address <<
" val=0x" << item.value <<
" size=" << std::dec << (unsigned)item.size <<
" iswrite=" << (item.flags & EXECTRACE_MEM_WRITE);
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(hdr.pid, item.pc);
std::string dbg;
if (m_library->print(mi, item.pc, dbg, true, true, true)) {
m_os << " - " << dbg;
}
m_os << '\n';
}
void TbTrace::printDebugInfo(uint64_t pid, uint64_t pc, unsigned tbSize, bool printListing)
{
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(pid, pc);
if (!mi) {
return;
}
uint64_t relPc = pc - mi->LoadBase + mi->ImageBase;
m_output << std::hex << "(" << mi->Name;
if (relPc != pc) {
m_output << " 0x" << relPc;
}
m_output << ")";
m_hasModuleInfo = true;
std::string file = "?", function="?";
uint64_t line=0;
if (m_library->getInfo(mi, pc, file, line, function)) {
size_t pos = file.find_last_of('/');
if (pos != std::string::npos) {
file = file.substr(pos+1);
}
m_output << " " << file << std::dec << ":" << line << " in " << function;
m_hasDebugInfo = true;
}
if (PrintDisassembly && printListing) {
m_output << std::endl;
printDisassembly(mi->Name, relPc, tbSize);
}
}
void ForkProfiler::doProfile(
const s2e::plugins::ExecutionTraceItemHeader &hdr,
const s2e::plugins::ExecutionTraceFork *te)
{
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(hdr.pid, te->pc);
ForkPoint fp;
fp.pc = te->pc;
fp.pid = hdr.pid;
fp.count = 1;
fp.line = 0;
m_library->getInfo(mi, te->pc, fp.file, fp.line, fp.function);
ForkPoints::iterator it = m_forkPoints.find(fp);
if (it == m_forkPoints.end()) {
if (mi) {
fp.module = mi->Name;
fp.loadbase = mi->LoadBase;
fp.imagebase = mi->ImageBase;
} else {
fp.module = "";
fp.loadbase = 0;
fp.imagebase = 0;
}
m_forkPoints.insert(fp);
}else {
fp = *it;
m_forkPoints.erase(*it);
fp.count++;
m_forkPoints.insert(fp);
}
}
void ForkProfiler::doGraph(
const s2e::plugins::ExecutionTraceItemHeader &hdr,
const s2e::plugins::ExecutionTraceFork *te)
{
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(hdr.pid, te->pc);
Fork f;
f.id = hdr.stateId;
f.pid = hdr.pid;
f.pc = te->pc;
if (mi) {
f.module = mi->Name;
f.relPc = te->pc - mi->LoadBase + mi->ImageBase;
}else {
f.relPc = te->pc;
}
for (unsigned i=0; i<te->stateCount; ++i) {
f.children.push_back(te->children[i]);
}
m_forks.push_back(f);
}
void MemoryDebugger::doPageFault(const s2e::plugins::ExecutionTraceItemHeader &hdr,
const s2e::plugins::ExecutionTracePageFault &item)
{
printHeader(hdr);
m_os << " pc=0x" << std::hex << item.pc <<
" addr=0x" << item.address <<
" iswrite=" << (bool)item.isWrite;
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(hdr.pid, item.pc);
std::string dbg;
if (m_library->print(mi, item.pc, dbg, true, true, true)) {
m_os << " - " << dbg;
}
m_os << '\n';
}
void Coverage::onItem(unsigned traceIndex,
const s2e::plugins::ExecutionTraceItemHeader &hdr,
void *item)
{
if (hdr.type != s2e::plugins::TRACE_TB_START) {
return;
}
const s2e::plugins::ExecutionTraceTb *te =
(const s2e::plugins::ExecutionTraceTb*) item;
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(hdr.pid, te->pc);
if (!mi) {
std::cerr << "Could not find module for pc=0x" << std::hex << te->pc << std::endl;
return;
}
BasicBlockCoverage *bbcov = NULL;
BbCoverageMap::iterator it = m_bbCov.find(mi->Name);
if (it == m_bbCov.end()) {
//Look for the file containing the bbs.
std::string bblist = mi->Name + ".bblist";
std::string path;
if (m_library->findLibrary(bblist, path)) {
BasicBlockCoverage *bb = new BasicBlockCoverage(path, mi->Name);
m_bbCov[mi->Name] = bb;
bbcov = bb;
}
}else {
bbcov = (*it).second;
}
uint64_t relPc = te->pc - mi->LoadBase + mi->ImageBase;
if (!bbcov) {
std::cerr << "The block 0x" << std::hex << relPc << " could not be found in any module. " <<
"Make sure the path to the lists of basic blocks for module " << mi->Name << " is correct." << std::endl;
return;
}
bbcov->addTranslationBlock(hdr.timeStamp, relPc, relPc+te->size-1);
}
void ExecutionDebugger::onItem(unsigned traceIndex,
const s2e::plugins::ExecutionTraceItemHeader &hdr,
void *item)
{
if (hdr.type != TRACE_TB_START) {
return;
}
ExecutionTraceTb *tb = (ExecutionTraceTb*) item;
m_os << " pc=0x" << std::hex << tb->pc <<
" tpc=0x" << std::hex << tb->targetPc ;
ModuleCacheState *mcs = static_cast<ModuleCacheState*>(m_events->getState(m_cache, &ModuleCacheState::factory));
const ModuleInstance *mi = mcs->getInstance(hdr.pid, tb->pc);
std::string dbg;
if (m_library->print(mi, tb->pc, dbg, true, true, true)) {
m_os << " - " << dbg;
}
m_os << '\n';
}
