void
JavaJncReader::_fillLineNumSrcMap(
JNCInlineMap& ilmap,
int numFrames,
void* vbcisArray,
void* vmethodArray,
gtUInt64 thisPc,
gtUInt64 nextPc
)
{
jint* bcisArray = (jint*) vbcisArray;
jmethodID* methodArray = (jmethodID*) vmethodArray;
int xx;
numFrames -= 2;
for (xx = numFrames; xx >= 0; xx--)
{
LineNumSrc lns;
addrRanges addrRange;
bool ret = _getSrcInfoFromBcAndMethodID(bcisArray[xx],
methodArray[xx],
lns.lineNum,
lns.sourceFile);
if (false == ret)
{
continue;
}
addrRange.startAddr = thisPc;
addrRange.stopAddr = nextPc;
// lns.startAddr = thisPc;
// lns.stopAddr = nextPc;
lns.methodId = methodArray[xx];
lns.symName = GetMethodName(methodArray[xx]);
if ((gtUInt64) - 1 == nextPc)
{
for (unsigned int j = 1; j < m_addressRangeTable.size(); j++)
{
if ((m_addressRangeTable[j].id == methodArray[xx])
&& (thisPc >= (gtUInt64) m_addressRangeTable[j].pc_start)
&& (thisPc <= (gtUInt64) m_addressRangeTable[j].pc_end))
{
addrRange.startAddr = (gtUInt64) m_addressRangeTable[j].pc_start;
addrRange.stopAddr = (gtUInt64) m_addressRangeTable[j].pc_end;
break;
}
}
}
lns.addrs.push_back(addrRange);
ilmap.insert(JNCInlineMap::value_type(thisPc, lns));
}
}
// GetOffsetLines()
//
OffsetLinenumMap
JavaJncReader::GetOffsetLines()
{
int line = -1;
string file;
if (! m_lineMap.isEmpty())
{
return m_lineMap;
}
// fprintf (stderr, "CJNCReader::GetOffsetLines (size:%u) n",
// m_jncPcStackInfoMap.size());
for (JncPcStackInfoMap::iterator it = m_jncPcStackInfoMap.begin(), itEnd = m_jncPcStackInfoMap.end(); it != itEnd; ++it)
{
gtUInt64 pc = it->first;
if (gJncReaderVerbose)
{
OS_OUTPUT_FORMAT_DEBUG_LOG(OS_DEBUG_LOG_DEBUG, L"loadaddr: 0x%llx, size:%ld, pc = 0x%llx, stack size = %u",
m_loadAddr, m_textSize, it->first, it->second->numstackframes);
}
int i = 0;
for (i = 0 ; i < it->second->numstackframes; i++)
{
_getSrcInfoFromBcAndMethodID(it->second->bcis[i],
it->second->methods[i],
line,
file);
// Add it to offset line table
unsigned int codeOffset = pc - m_loadAddr;
m_lineMap[codeOffset] = line;
// printf (" Frame:%2u, bcis:%4d, method:(%d) %s (%d,%s)\n",
// i, it->second->bcis[i],
// it->second->methods[i],
// m_jncMethodMap[it->second->methods[i]].name.c_str(),
// line, file.c_str());
}
}
// printf ("CJNcReader::GetOffsetLines: END \n");
return m_lineMap;
} // GetOffsetLines
void
JavaJncReader::DumpJncPcStackInfoMap(FILE* f)
{
if (nullptr == f)
{
return;
}
int line = -1;
std::string file;
fprintf(f, "DumpJncPcStackInfoMap - (size:%u)\n",
m_jncPcStackInfoMap.size());
JncPcStackInfoMap::iterator it, itEnd;
for (it = m_jncPcStackInfoMap.begin(), itEnd = m_jncPcStackInfoMap.end(); it != itEnd; ++it)
{
fprintf(f, "pc = 0x%llx, stack size = %u\n",
it->first, it->second->numstackframes);
for (int i = 0 ; i < it->second->numstackframes; i++)
{
bool ret = _getSrcInfoFromBcAndMethodID(it->second->bcis[i],
it->second->methods[i],
line,
file);
if (false == ret)
{
continue;
}
fprintf(f, " FRAME:%2u, bcis:%4d, method:(%lld) %s (%d,%s)\n",
i, it->second->bcis[i],
it->second->methods[i],
m_jncMethodMap[it->second->methods[i]].name.c_str(),
line, file.c_str());
}
}
fprintf(f, "DumpJncPcStackInfoMap - END\n");
return;
}
void
JavaJncReader::DumpJncPcStackInfoMap(FILE* f)
{
(void)(f); // unused
#if 0
int line = -1;
string file;
fprintf(f, "DumpJncPcStackInfoMap - (size:%u) n",
m_jncPcStackInfoMap.size());
for (JncPcStackInfoMap::iterator it = m_jncPcStackInfoMap.begin(), itEnd = m_jncPcStackInfoMap.end(); it != itEnd; ++it)
{
fprintf(f, "pc = 0x%llx, stack size = %u\n",
it->first, it->second->numstackframes);
for (int i = 0 ; i < it->second->numstackframes; i++)
{
_getSrcInfoFromBcAndMethodID(it->second->bcis[i],
it->second->methods[i],
line,
file);
fprintf(f, " Frame:%2u, bcis:%4d, method:(%d) %s (%d,%s)\n",
i, it->second->bcis[i],
it->second->methods[i],
m_jncMethodMap[it->second->methods[i]].name.c_str(),
line, file.c_str());
}
}
fprintf(f, "DumpJncPcStackInfoMap - END\n");
#endif // 0
return;
}
bool JavaJncReader::_process_inline_map()
{
std::string file;
JncPcStackInfoMap::iterator it = m_jncPcStackInfoMap.begin(), itEnd = m_jncPcStackInfoMap.end();
bool ret = true;
for (; it != itEnd; ++it)
{
int numFrames = it->second->numstackframes;
if (1 == numFrames)
{
continue;
}
gtUInt64 thisPc = (gtUInt64) it->second->pc;
jint* bcisArray = it->second->bcis;
jmethodID* methodArray = it->second->methods;
JNCInlineMap ilmap;
gtUInt64 nextPc = static_cast<gtUInt64>(-1);
JncPcStackInfoMap::iterator nextit = it;
++nextit;
if (nextit != itEnd)
{
nextPc = (gtUInt64) nextit->second->pc;
}
_fillLineNumSrcMap(ilmap,
numFrames,
bcisArray,
methodArray,
thisPc,
nextPc);
int parentLine;
std::string parentSource;
int xx = numFrames - 1;
_getSrcInfoFromBcAndMethodID(bcisArray[xx],
methodArray[xx],
parentLine,
parentSource);
JavaInlineMap::iterator jilmit = m_javaInlineMap.find(parentLine);
std::pair<JavaInlineMap::iterator, JavaInlineMap::iterator> pairMapIt = m_javaInlineMap.equal_range(parentLine);
JavaInlineMap::iterator itr = pairMapIt.first;
while (itr != pairMapIt.second)
{
jilmit = itr;
itr++;
}
if (jilmit == m_javaInlineMap.end())
{
// Parent line does not exist - add it
m_javaInlineMap.insert(JavaInlineMap::value_type(parentLine, ilmap));
}
else
{
// Parent line exists - see if this stack already exists
if (ilmap.size() == jilmit->second.size())
{
bool bMerged = false;
while (!bMerged)
{
JNCInlineMap::iterator newilmapit = ilmap.begin();
JNCInlineMap::iterator newmainit = jilmit->second.begin();
bool bIsEqual = true;
for (; (newilmapit != ilmap.end()) && (newmainit != jilmit->second.end()); ++newilmapit, ++newmainit)
{
if (!(newilmapit->second == newmainit->second))
{
bIsEqual = false;
break;
}
}
if (bIsEqual)
{
// Merge the address range of this stack with the existing stack
newilmapit = ilmap.begin();
newmainit = jilmit->second.begin();
for (; (newilmapit != ilmap.end()) && (newmainit != jilmit->second.end()); ++newilmapit, ++newmainit)
{
addrRanges ilAR = *(newilmapit->second.addrs.begin()); // will only be one of these
// multiple of these
bool bDidMerge = false;
AddressRangeList::iterator arIt = newmainit->second.addrs.begin(), arEnd = newmainit->second.addrs.end();
for (; arIt != arEnd; ++arIt)
{
if ((ilAR.startAddr >= (*arIt).startAddr) && (ilAR.startAddr <= (*arIt).stopAddr))
{
(*arIt).startAddr = std::min((*arIt).startAddr, ilAR.startAddr);
(*arIt).stopAddr = std::max((*arIt).stopAddr, ilAR.stopAddr);
bDidMerge = true;
// TODO: Need to check if adding this range should merge other ranges
break;
}
}
if (!bDidMerge)
{
newmainit->second.addrs.push_back(ilAR);
}
}
bMerged = true;
}
if (bMerged)
{
break;
}
++jilmit;
if ((jilmit == m_javaInlineMap.end()) || (jilmit->first != parentLine))
{
break;
}
}
if (!bMerged)
{
// TODO: What about this case?
// printf("After while - no merge done!!\n"); fflush(stdout);
}
}
else
{
m_javaInlineMap.insert(JavaInlineMap::value_type(parentLine, ilmap));
} // if (ilmap.size() == jilmit->second.size())
} // if (jilmit == m_javaInlineMap.end())
} // for
return ret;
}
OffsetLinenumMap
JavaJncReader::GetOffsetLines(std::wstring funcName)
{
int line = -1;
std::string file;
if (! m_lineMap.isEmpty())
{
return m_lineMap;
}
//fprintf(debugFP, "============================\n");
//DumpJncPcStackInfoMap(debugFP);
//if (gJncReaderVerbose)
//{
//fprintf (stderr, "CJNCReader::GetOffsetLines (size:%lu) n",
// m_jncPcStackInfoMap.size());
//}
JncPcStackInfoMap::iterator it, itEnd;
for (it = m_jncPcStackInfoMap.begin(), itEnd = m_jncPcStackInfoMap.end(); it != itEnd; ++it)
{
gtUInt64 pc = it->first;
if (nullptr != debugFP)
{
fprintf(debugFP,
"loadaddr: 0x%llx, pc = 0x%llx, stack size = %u\n",
m_LoadAddr, pc, it->second->numstackframes);
}
int i = 0;
for (i = 0 ; i < it->second->numstackframes; i++)
{
if (m_jncMethodMap[it->second->methods[i]].name.empty())
{
if (debugFP != nullptr)
{
fprintf(debugFP, "Empty methods name..\n");
}
continue;
}
std::wstring tmpStr(m_jncMethodMap[it->second->methods[i]].name.begin(),
m_jncMethodMap[it->second->methods[i]].name.end());
// parse method signature
char parsedMethodSig[OS_MAX_PATH] = { 0 };
parseMethodSignature(nullptr, m_jncMethodMap[it->second->methods[i]].signature.data(), parsedMethodSig);
// append parsed signature to tmpStr
tmpStr.append(parsedMethodSig, parsedMethodSig + strlen(parsedMethodSig));
if ((!funcName.empty()) && wcscmp(funcName.c_str(), tmpStr.c_str()))
{
continue;
}
bool rv = _getSrcInfoFromBcAndMethodID(it->second->bcis[i],
it->second->methods[i],
line,
file);
if (false == rv)
{
continue;
}
// Add it to offset line table
unsigned int codeOffset = (unsigned int)(pc - m_LoadAddr);
m_lineMap[codeOffset] = line;
// if (gJncReaderVerbose)
if (nullptr != debugFP)
{
fprintf(debugFP, " Frame:%2u, bcis:%4d, method:(%lld) %s (%d,%s)\n",
i, it->second->bcis[i],
it->second->methods[i],
m_jncMethodMap[it->second->methods[i]].name.c_str(),
line, file.c_str());
}
}
}
return m_lineMap;
} // GetOffsetLines(wstring funcName)
bool
JavaJncReader::GetSrcInfoFromAddressWithFile(
gtUInt64 addr,
int& srcLine,
string& srcFile
)
{
// Check if this address belongs to the code section of this module
if ((addr < m_loadAddr)
|| (addr >= (m_loadAddr + m_textSize)))
{
return false;
}
if (m_jncMethodMap.size() == 0)
{
return false;
}
// If the address is the beginning of the function, just return the info
// NOTE: This is often the case, so this block helps speed things up.
if (addr == m_loadAddr)
{
// Get last item in the MethodMap
srcFile = m_srcFile;
srcLine = m_startLine;
return true;
}
// Search the PCStackInfoMap for the appropriate data
bool bFound = false;
JncPcStackInfoMap::reverse_iterator rit = m_jncPcStackInfoMap.rbegin(), rend = m_jncPcStackInfoMap.rend();
for (; rit != rend; ++rit)
{
if (addr >= rit->first)
{
bFound = true;
break;
}
}
// If not found, we assume that this address belongs
// to the first line of the function
if (!bFound)
{
srcFile = m_srcFile;
srcLine = m_startLine;
}
else
{
int level = rit->second->numstackframes - 1;
bool foundit = false;
for (level = 0; level < rit->second->numstackframes; level++)
{
string file;
_getSrcInfoFromBcAndMethodID(rit->second->bcis[level],
rit->second->methods[level],
srcLine,
file);
if (srcFile == file)
{
foundit = true;
break;
}
}
if (!foundit)
{
return false;
}
}
return true;
}
// GetOffsetLines(wstring funcName)
//
OffsetLinenumMap
JavaJncReader::GetOffsetLines(wstring funcName)
{
int line = -1;
string file;
if (! m_lineMap.isEmpty())
{
return m_lineMap;
}
if (gJncReaderVerbose)
{
fprintf(stderr, "CJNCReader::GetOffsetLines (size:%lu) n",
m_jncPcStackInfoMap.size());
}
JncPcStackInfoMap::iterator it = m_jncPcStackInfoMap.begin();
JncPcStackInfoMap::iterator itEnd = m_jncPcStackInfoMap.end();
for (; it != itEnd; it++)
{
uint64_t pc = it->first;
if (gJncReaderVerbose)
{
fprintf(stderr,
"loadaddr: 0x%lx, size:%ld, pc = 0x%lx, stack size = %u\n",
m_loadAddr, m_textSize,
it->first, it->second->numstackframes);
}
int i = 0;
for (i = 0 ; i < it->second->numstackframes; i++)
{
wstring tmpStr(m_jncMethodMap[it->second->methods[i]].name.begin(),
m_jncMethodMap[it->second->methods[i]].name.end());
// parse method signature
char parsedMethodSig[OS_MAX_PATH] = { 0 };
parseMethodSignature(nullptr, m_jncMethodMap[it->second->methods[i]].signature.data(), parsedMethodSig);
// append parsed signature to tmpStr
tmpStr.append(parsedMethodSig, parsedMethodSig + strlen(parsedMethodSig));
if ((!funcName.empty()) && wcscmp(funcName.c_str(), tmpStr.c_str()))
{
continue;
}
_getSrcInfoFromBcAndMethodID(it->second->bcis[i],
it->second->methods[i],
line,
file);
// Add it to offset line table
unsigned int codeOffset = pc - m_loadAddr;
m_lineMap[codeOffset] = line;
if (gJncReaderVerbose)
{
fprintf(stderr, " Frame:%2u, bcis:%4d, method:(%lx) %s (%d,%s)\n",
i, it->second->bcis[i],
(uint64_t)it->second->methods[i],
m_jncMethodMap[it->second->methods[i]].name.c_str(),
line, file.c_str());
}
}
}
return m_lineMap;
} // GetOffsetLines(wstring funcName)