void
OMR_MethodDictionary::formatEntryProperties(const OMR_MethodDictionaryEntry *entry, char **str) const
{
if (_numProperties == 0) {
*str = NULL;
} else {
OMRPORT_ACCESS_FROM_OMRVM(_vm);
size_t buflen = _numProperties; /* space between each property + nul-terminator, might include some extra if we have nulls */
for (size_t i = 0; i < _numProperties; ++i) {
if (NULL != entry->propertyValues[i]) {
buflen += strlen(entry->propertyValues[i]);
}
}
char *buf = (char *)omrmem_allocate_memory(buflen, OMRMEM_CATEGORY_OMRTI);
uintptr_t bufUsed = 0;
if (NULL != buf) {
bufUsed += omrstr_printf(buf, (uintptr_t)buflen, "%s", entry->propertyValues[0]);
for (size_t i = 1; i < _numProperties; ++i) {
if (NULL != entry->propertyValues[i]) {
bufUsed += omrstr_printf(buf + bufUsed, (uintptr_t)buflen - bufUsed, " %s", entry->propertyValues[i]);
}
}
}
*str = buf;
}
}
bool
MM_VerboseWriter::initialize(MM_EnvironmentBase* env)
{
OMRPORT_ACCESS_FROM_OMRPORT(env->getPortLibrary());
MM_GCExtensionsBase* ext = env->getExtensions();
/* Initialize _header */
const char* version = omrgc_get_version(env->getOmrVM());
/* The length is -2 for the "%s" in VERBOSEGC_HEADER and +1 for '\0' */
uintptr_t headerLength = strlen(version) + strlen(VERBOSEGC_HEADER) - 1;
_header = (char*)ext->getForge()->allocate(sizeof(char) * headerLength, OMR::GC::AllocationCategory::DIAGNOSTIC, OMR_GET_CALLSITE());
if (NULL == _header) {
return false;
}
omrstr_printf(_header, headerLength, VERBOSEGC_HEADER, version);
/* Initialize _footer */
uintptr_t footerLength = strlen(VERBOSEGC_FOOTER) + 1;
_footer = (char*)ext->getForge()->allocate(sizeof(char) * footerLength, OMR::GC::AllocationCategory::DIAGNOSTIC, OMR_GET_CALLSITE());
if (NULL == _footer) {
ext->getForge()->free(_header);
return false;
}
omrstr_printf(_footer, footerLength, VERBOSEGC_FOOTER);
return true;
}
/**
* Removes a directory by recursively removing sub-directory and files.
*
* @param[in] portLibrary The port library
* @param[in] directory to clean up
*
* @return void
*/
void
deleteControlDirectory(struct OMRPortLibrary *portLibrary, char *baseDir)
{
OMRPORT_ACCESS_FROM_OMRPORT(portLibrary);
struct J9FileStat buf;
omrfile_stat(baseDir, (uint32_t)0, &buf);
if (buf.isDir != 1) {
omrfile_unlink(baseDir);
} else {
char mybaseFilePath[EsMaxPath];
char resultBuffer[EsMaxPath];
uintptr_t rc, handle;
omrstr_printf(mybaseFilePath, EsMaxPath, "%s", baseDir);
rc = handle = omrfile_findfirst(mybaseFilePath, resultBuffer);
while ((uintptr_t)-1 != rc) {
char nextEntry[EsMaxPath];
/* skip current and parent dir */
if (resultBuffer[0] == '.') {
rc = omrfile_findnext(handle, resultBuffer);
continue;
}
omrstr_printf(nextEntry, EsMaxPath, "%s/%s", mybaseFilePath, resultBuffer);
deleteControlDirectory(OMRPORTLIB, nextEntry);
rc = omrfile_findnext(handle, resultBuffer);
}
if (handle != (uintptr_t)-1) {
omrfile_findclose(handle);
}
omrfile_unlinkdir(mybaseFilePath);
}
}
/**
* Initialize a new lock object.
* A lock must be initialized before it may be used.
*
* @param env
* @param options
* @param name Lock name
* @return TRUE on success
* @note Creates a store barrier.
*/
bool
MM_LightweightNonReentrantLock::initialize(MM_EnvironmentBase *env, ModronLnrlOptions *options, const char * name)
{
OMRPORT_ACCESS_FROM_OMRPORT(env->getPortLibrary());
/* initialize variables in case constructor was not called */
_initialized = false;
_tracing = NULL;
_extensions = env->getExtensions();
if (NULL != _extensions) {
J9Pool* tracingPool = _extensions->_lightweightNonReentrantLockPool;
if (NULL != tracingPool) {
omrthread_monitor_enter(_extensions->_lightweightNonReentrantLockPoolMutex);
_tracing = (J9ThreadMonitorTracing *)pool_newElement(tracingPool);
omrthread_monitor_exit(_extensions->_lightweightNonReentrantLockPoolMutex);
if (NULL == _tracing) {
goto error_no_memory;
}
_tracing->monitor_name = NULL;
if (NULL != name) {
uintptr_t length = omrstr_printf(NULL, 0, "[%p] %s", this, name) + 1;
if (length > MAX_LWNR_LOCK_NAME_SIZE) {
goto error_no_memory;
}
_tracing->monitor_name = _nameBuf;
if (NULL == _tracing->monitor_name) {
goto error_no_memory;
}
omrstr_printf(_tracing->monitor_name, length, "[%p] %s", this, name);
}
}
}
#if defined(OMR_ENV_DATA64)
if(0 != (((uintptr_t)this) % sizeof(uintptr_t))) {
omrtty_printf("GC FATAL: LWNRL misaligned.\n");
abort();
}
#endif
#if defined(J9MODRON_USE_CUSTOM_SPINLOCKS)
_initialized = omrgc_spinlock_init(&_spinlock) ? false : true;
_spinlock.spinCount1 = options->spinCount1;
_spinlock.spinCount2 = options->spinCount2;
_spinlock.spinCount3 = options->spinCount3;
#else /* J9MODRON_USE_CUSTOM_SPINLOCKS */
_initialized = MUTEX_INIT(_mutex) ? true : false;
#endif /* J9MODRON_USE_CUSTOM_SPINLOCKS */
return _initialized;
error_no_memory:
return false;
}
uintptr_t
MM_VerboseHandlerOutput::getTagTemplate(char *buf, uintptr_t bufsize, uintptr_t id, const char *type, uintptr_t contextId, uint64_t timeus, uint64_t wallTimeMs)
{
OMRPORT_ACCESS_FROM_OMRVM(_omrVM);
uintptr_t bufPos = 0;
bufPos += omrstr_printf(buf, bufsize, "id=\"%zu\" type=\"%s\" timems=\"%llu.%03.3llu\" contextid=\"%zu\" timestamp=\"", id, type, timeus / 1000, timeus % 1000, contextId);
bufPos += omrstr_ftime(buf + bufPos, bufsize - bufPos, VERBOSEGC_DATE_FORMAT_PRE_MS, wallTimeMs);
bufPos += omrstr_printf(buf + bufPos, bufsize - bufPos, "%03llu", wallTimeMs % 1000);
bufPos += omrstr_ftime(buf + bufPos, bufsize - bufPos, VERBOSEGC_DATE_FORMAT_POST_MS, wallTimeMs);
bufPos += omrstr_printf(buf + bufPos, bufsize - bufPos, "\"");
return bufPos;
}
uintptr_t
MM_VerboseHandlerOutput::getTagTemplate(char *buf, uintptr_t bufsize, uint64_t wallTimeMs)
{
OMRPORT_ACCESS_FROM_OMRVM(_omrVM);
uintptr_t bufPos = 0;
bufPos += omrstr_printf(buf, bufsize, "timestamp=\"");
bufPos += omrstr_ftime(buf + bufPos, bufsize - bufPos, VERBOSEGC_DATE_FORMAT_PRE_MS, wallTimeMs);
bufPos += omrstr_printf(buf + bufPos, bufsize - bufPos, "%03llu", wallTimeMs % 1000);
bufPos += omrstr_ftime(buf + bufPos, bufsize - bufPos, VERBOSEGC_DATE_FORMAT_POST_MS, wallTimeMs);
bufPos += omrstr_printf(buf + bufPos, bufsize - bufPos, "\"");
return bufPos;
}
ObjectEntry *
GCConfigTest::createObject(const char *namePrefix, OMRGCObjectType objType, int32_t depth, int32_t nthInRow, uintptr_t size)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
ObjectEntry *objEntry = NULL;
char *objName = (char *)omrmem_allocate_memory(MAX_NAME_LENGTH, OMRMEM_CATEGORY_MM);
if (NULL == objName) {
omrtty_printf("%s:%d Failed to allocate native memory.\n", __FILE__, __LINE__);
goto done;
}
omrstr_printf(objName, MAX_NAME_LENGTH, "%s_%d_%d", namePrefix, depth, nthInRow);
objEntry = find(objName);
if (NULL != objEntry) {
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("Found object %s in object table.\n", objEntry->name);
#endif
omrmem_free_memory(objName);
} else {
objEntry = allocateHelper(objName, size);
if (NULL != objEntry) {
/* Keep count of the new allocated non-garbage object size for garbage insertion. If the object exists in objectTable, its size is ignored. */
if ((ROOT == objType) || (NORMAL == objType)) {
gp.accumulatedSize += env->getExtensions()->objectModel.getSizeInBytesWithHeader(objEntry->objPtr);
}
} else {
omrmem_free_memory(objName);
}
}
done:
return objEntry;
}
bool
MM_VerboseHandlerOutput::getThreadName(char *buf, uintptr_t bufLen, OMR_VMThread *vmThread)
{
OMRPORT_ACCESS_FROM_OMRVM(_omrVM);
omrstr_printf(buf, bufLen, "OMR_VMThread [%p]",vmThread);
return true;
}
uintptr_t
escapeXMLString(OMRPortLibrary *portLibrary, char *outBuf, uintptr_t outBufLen, const char *string, uintptr_t stringLen)
{
uintptr_t stringPos = 0;
uintptr_t outBufPos = 0;
OMRPORT_ACCESS_FROM_OMRPORT(portLibrary);
if (0 == outBufLen) {
return 0;
}
/* null terminate in case we can't fit anything in the buffer */
outBuf[0] = '\0';
for (stringPos = 0; stringPos < stringLen; ++stringPos) {
uintptr_t tmpBufLen = 0;
char tmpBuf[8];
switch (string[stringPos]) {
case '<':
strcpy(tmpBuf, "<");
break;
case '>':
strcpy(tmpBuf, ">");
break;
case '&':
strcpy(tmpBuf, "&");
break;
case '\'':
strcpy(tmpBuf, "'");
break;
case '\"':
strcpy(tmpBuf, """);
break;
default:
if (((uint8_t)(string[stringPos])) < 0x20) {
/* use XML escape sequence for characters below 0x20 */
omrstr_printf(tmpBuf, sizeof(tmpBuf), "&#x%X;", (uint32_t)string[stringPos]);
} else {
tmpBuf[0] = string[stringPos];
tmpBuf[1] = '\0';
}
break;
}
/* finish if the output buffer is full */
tmpBufLen = strlen(tmpBuf);
if (outBufPos + tmpBufLen > outBufLen - 1) {
break;
}
strcpy(outBuf + outBufPos, tmpBuf);
outBufPos += tmpBufLen;
}
return stringPos;
}
/*
* Test scenario for CorruptedAgent:
* - create an empty agent file
* - call omr_agent_create() and OMR_Agent::createAgent by providing the empty agent file
* - expect openLibrary() to fail
*/
TEST_F(RASAgentNegativeTest, CorruptedAgent)
{
intptr_t fileDescriptor;
char fileName[256];
char agentName[256];
char hostname[128];
OMRPORT_ACCESS_FROM_OMRVM(&testVM.omrVM);
ASSERT_EQ(0, gethostname(hostname, sizeof(hostname)));
/* generate machine specific file name to prevent conflict between multiple tests running on shared drive */
omrstr_printf(agentName, sizeof(agentName), "corruptedAgent_%s", hostname);
/* create fileName with platform-dependent shared library prefix & suffix.
* for Windows, fileName = corruptedAgent_<hostname>.dll
* for Unix, fileName = libcorruptedAgent_<hostname>.so
* for OSX, fileName = libcorruptedAgent_<hostname>.dylib
*/
#if defined(WIN32) || defined(WIN64)
omrstr_printf(fileName, sizeof(fileName), "%s.dll", agentName);
#elif defined(OSX)
omrstr_printf(fileName, sizeof(fileName), "lib%s.dylib", agentName);
#else /* defined(OSX) */
omrstr_printf(fileName, sizeof(fileName), "lib%s.so", agentName);
#endif /* defined(WIN32) || defined(WIN64) */
/* create the empty agent file with permission 751*/
fileDescriptor = omrfile_open(fileName, EsOpenCreate | EsOpenWrite, 0751);
ASSERT_NE(-1, fileDescriptor) << "omrfile_open \"" << fileName << "\" failed";
omrfile_close(fileDescriptor);
/* call omr_agent_create() by providing the empty agent file */
struct OMR_Agent *agentC = omr_agent_create(&testVM.omrVM, agentName);
ASSERT_FALSE(NULL == agentC) << "testAgent: createAgent() " << agentName << " failed";
OMRTEST_ASSERT_ERROR(OMR_ERROR_ILLEGAL_ARGUMENT, omr_agent_openLibrary(agentC));
/* call OMR_Agent::createAgent() by providing the empty agent file */
OMR_Agent *agentCPP = OMR_Agent::createAgent(&testVM.omrVM, agentName);
ASSERT_FALSE(NULL == agentCPP) << "testAgent: createAgent() failed";
OMRTEST_ASSERT_ERROR(OMR_ERROR_ILLEGAL_ARGUMENT, agentCPP->openLibrary());
omrfile_unlink(fileName);
}
int32_t
GCConfigTest::insertGarbage()
{
OMRPORT_ACCESS_FROM_OMRVM(exampleVM->_omrVM);
int32_t rt = 0;
char fullNamePrefix[MAX_NAME_LENGTH];
omrstr_printf(fullNamePrefix, sizeof(fullNamePrefix), "%s_%d", gp.namePrefix, gp.garbageSeq++);
int32_t breadth = 2;
uintptr_t totalSize = (uintptr_t)(gp.accumulatedSize * gp.percentage) / 100;
uintptr_t objSize = 0;
if (0 == strcmp(gp.structure, "node")) {
objSize = totalSize;
} else if (0 == strcmp(gp.structure, "tree")) {
objSize = 64;
}
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("Inserting garbage %s of %dB (%f%% of previous object/tree size %dB) ...\n", fullNamePrefix, totalSize, gp.percentage, gp.accumulatedSize);
#endif
omrobjectptr_t rootObj = NULL;
rt = createFixedSizeTree(&rootObj, fullNamePrefix, GARBAGE_ROOT, totalSize, objSize, breadth);
OMRGCTEST_CHECK_RT(rt);
/* remove garbage root object from the root set */
if (NULL != rootObj) {
char rootObjName[MAX_NAME_LENGTH];
omrstr_printf(rootObjName, MAX_NAME_LENGTH, "%s_%d_%d", fullNamePrefix, 0, 0);
rt = removeObjectFromRootTable(rootObjName);
OMRGCTEST_CHECK_RT(rt);
}
/* reset accumulatedSize */
gp.accumulatedSize = 0;
done:
return rt;
}
int32_t
GCConfigTest::createObject(omrobjectptr_t *obj, char **objName, const char *namePrefix, OMRGCObjectType objType, int32_t depth, int32_t nthInRow, uintptr_t size)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
int32_t rt = 0;
ObjectEntry *objEntry = NULL;
*objName = (char *)omrmem_allocate_memory(MAX_NAME_LENGTH, OMRMEM_CATEGORY_MM);
if (NULL == *objName) {
rt = 1;
omrtty_printf("%s:%d Failed to allocate native memory.\n", __FILE__, __LINE__);
goto done;
}
omrstr_printf(*objName, MAX_NAME_LENGTH, "%s_%d_%d", namePrefix, depth, nthInRow);
if (0 == objectTable.find(&objEntry, *objName)) {
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("Find object %s in hash table.\n", *objName);
#endif
*obj = objEntry->objPtr;
} else {
rt = allocateHelper(obj, *objName, size);
OMRGCTEST_CHECK_RT(rt);
/* keep object in table */
rt = objectTable.add(*objName, *obj, 0);
OMRGCTEST_CHECK_RT(rt)
/* Keep count of the new allocated non-garbage object size for garbage insertion. If the object exists in objectTable, its size is ignored. */
if ((ROOT == objType) || (NORMAL == objType)) {
gp.accumulatedSize += env->getExtensions()->objectModel.getSizeInBytesWithHeader(*obj);
}
}
done:
return rt;
}
int32_t
GCConfigTest::processObjNode(pugi::xml_node node, const char *namePrefixStr, OMRGCObjectType objType, AttributeElem *numOfFieldsElem, AttributeElem *breadthElem, int32_t depth)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
int32_t rt = 0;
OMR_VM *omrVMPtr = exampleVM->_omrVM;
int32_t numOfParents = 0;
/* Create objects and store them in the root table or the slot object based on objType. */
if ((ROOT == objType) || (GARBAGE_ROOT == objType)) {
for (int32_t i = 0; i < breadthElem->value; i++) {
omrobjectptr_t obj;
char *objName = NULL;
uintptr_t sizeCalculated = numOfFieldsElem->value * sizeof(fomrobject_t) + sizeof(uintptr_t);
rt = createObject(&obj, &objName, namePrefixStr, objType, 0, i, sizeCalculated);
OMRGCTEST_CHECK_RT(rt);
numOfFieldsElem = numOfFieldsElem->linkNext;
/* Add object to root hash table. If it's the root of the garbage tree, temporarily keep it as root for allocating
* the rest of the tree. Remove it from the root set after the entire garbage tree is allocated.*/
RootEntry rEntry;
rEntry.name = objName;
rEntry.rootPtr = obj;
if (NULL == hashTableAdd(exampleVM->rootTable, &rEntry)) {
rt = 1;
omrtty_printf("%s:%d Failed to add new root entry to root table!\n", __FILE__, __LINE__);
goto done;
}
/* insert garbage per node */
if ((ROOT == objType) && (0 == strcmp(gp.frequency, "perObject"))) {
rt = insertGarbage();
OMRGCTEST_CHECK_RT(rt);
}
}
} else if ((NORMAL == objType) || (GARBAGE_TOP == objType) || (GARBAGE_CHILD == objType)) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, MAX_NAME_LENGTH, "%s_%d_%d", node.parent().attribute("namePrefix").value(), 0, 0);
ObjectEntry *parentEntry;
rt = objectTable.find(&parentEntry, parentName);
if (0 != rt) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
omrobjectptr_t parent = parentEntry->objPtr;
GC_ObjectIterator objectIterator(omrVMPtr, parent);
objectIterator.restore(parentEntry->numOfRef);
for (int32_t i = 0; i < breadthElem->value; i++) {
omrobjectptr_t obj;
char *objName = NULL;
uintptr_t sizeCalculated = numOfFieldsElem->value * sizeof(fomrobject_t) + sizeof(uintptr_t);
rt = createObject(&obj, &objName, namePrefixStr, objType, 0, i, sizeCalculated);
OMRGCTEST_CHECK_RT(rt);
numOfFieldsElem = numOfFieldsElem->linkNext;
GC_SlotObject *slotObject = NULL;
if (NULL != (slotObject = objectIterator.nextSlot())) {
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("\tadd to slot of parent(%llu) %d\n", parent, parentEntry->numOfRef + i);
#endif
/* Add object to parent's slot. If it's the top of the garbage tree, temporarily keep it in the slot until
* the rest of the tree is allocated. */
slotObject->writeReferenceToSlot(obj);
} else {
rt = 1;
omrtty_printf("%s:%d Invalid XML input: numOfFields defined for %s is not enough to hold all children references.\n", __FILE__, __LINE__, parentName);
goto done;
}
/* insert garbage per node */
if ((NORMAL == objType) && (0 == strcmp(gp.frequency, "perObject"))) {
rt = insertGarbage();
OMRGCTEST_CHECK_RT(rt);
}
}
parentEntry->numOfRef += breadthElem->value;
} else {
rt = 1;
goto done;
}
/* Create the rest of the tree, if any, defined with depth. First, we set the child object with correct objType. */
if (ROOT == objType) {
objType = NORMAL;
} else if ((GARBAGE_TOP == objType) || (GARBAGE_ROOT == objType)) {
objType = GARBAGE_CHILD;
}
numOfParents = breadthElem->value;
breadthElem = breadthElem->linkNext;
for (int32_t i = 1; i < depth; i++) {
int32_t nthInRow = 0;
for (int32_t j = 0; j < numOfParents; j++) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, sizeof(parentName), "%s_%d_%d", namePrefixStr, (i - 1), j);
ObjectEntry *parentEntry;
rt = objectTable.find(&parentEntry, parentName);
if (0 != rt) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
omrobjectptr_t parent = parentEntry->objPtr;
GC_ObjectIterator objectIterator(omrVMPtr, parent);
objectIterator.restore(parentEntry->numOfRef);
for (int32_t k = 0; k < breadthElem->value; k++) {
omrobjectptr_t obj;
char *objName = NULL;
uintptr_t sizeCalculated = numOfFieldsElem->value * sizeof(fomrobject_t) + sizeof(uintptr_t);
rt = createObject(&obj, &objName, namePrefixStr, objType, i, nthInRow, sizeCalculated);
OMRGCTEST_CHECK_RT(rt);
numOfFieldsElem = numOfFieldsElem->linkNext;
nthInRow += 1;
GC_SlotObject *slotObject = NULL;
if (NULL != (slotObject = objectIterator.nextSlot())) {
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("\tadd to parent(%llu) slot %d.\n", parent, parentEntry->numOfRef + k);
#endif
slotObject->writeReferenceToSlot(obj);
} else {
rt = 1;
omrtty_printf("%s:%d Invalid XML input: numOfFields defined for %s is not enough to hold all children references.\n", __FILE__, __LINE__, parentName);
goto done;
}
/* insert garbage per node */
if ((NORMAL == objType) && (0 == strcmp(gp.frequency, "perObject"))) {
rt = insertGarbage();
OMRGCTEST_CHECK_RT(rt);
}
}
parentEntry->numOfRef += breadthElem->value;
}
numOfParents = nthInRow;
breadthElem = breadthElem->linkNext;
}
done:
return rt;
}
omr_error_t
initialiseComponentData(UtComponentData **componentDataPtr, UtModuleInfo *moduleInfo, const char *componentName)
{
OMRPORT_ACCESS_FROM_OMRPORT(OMR_TRACEGLOBAL(portLibrary));
UtComponentData *componentData = (UtComponentData *)omrmem_allocate_memory(sizeof(UtComponentData), OMRMEM_CATEGORY_TRACE);
UT_DBGOUT(2, ("<UT> initialiseComponentData: %s\n", componentName));
if (componentData == NULL) {
UT_DBGOUT(1, ("<UT> Unable to allocate componentData for %s\n", componentName));
return OMR_ERROR_OUT_OF_NATIVE_MEMORY;
}
initHeader(&componentData->header, UT_TRACE_COMPONENT_DATA, sizeof(UtComponentData));
componentData->componentName = (char *)omrmem_allocate_memory(strlen(componentName) + 1, OMRMEM_CATEGORY_TRACE);
if (componentData->componentName == NULL) {
UT_DBGOUT(1, ("<UT> Unable to allocate componentData's name field for %s\n", componentName));
return OMR_ERROR_OUT_OF_NATIVE_MEMORY;
}
strcpy(componentData->componentName, componentName);
/* Setup the fully qualified name here as when we come to print out trace counters the modules may have been
* freed already. */
if (moduleInfo->traceVersionInfo->traceVersion >= 7 && moduleInfo->containerModule != NULL) {
char qualifiedName[MAX_QUALIFIED_NAME_LENGTH];
omrstr_printf(qualifiedName, MAX_QUALIFIED_NAME_LENGTH, "%s(%s)", moduleInfo->name, moduleInfo->containerModule->name);
componentData->qualifiedComponentName = (char *)omrmem_allocate_memory(strlen(qualifiedName) + 1, OMRMEM_CATEGORY_TRACE);
if (componentData->qualifiedComponentName == NULL) {
UT_DBGOUT(1, ("<UT> Unable to allocate componentData's name field for %s\n", componentName));
return OMR_ERROR_OUT_OF_NATIVE_MEMORY;
}
strcpy(componentData->qualifiedComponentName, qualifiedName);
} else {
componentData->qualifiedComponentName = componentData->componentName;
}
if (moduleInfo->formatStringsFileName != NULL) {
componentData->formatStringsFileName = (char *)omrmem_allocate_memory(strlen(moduleInfo->formatStringsFileName) + 1, OMRMEM_CATEGORY_TRACE);
if (componentData->formatStringsFileName == NULL) {
UT_DBGOUT(1, ("<UT> Unable to allocate componentData's format strings file name field for %s\n", componentName));
return OMR_ERROR_OUT_OF_NATIVE_MEMORY;
}
strcpy(componentData->formatStringsFileName, moduleInfo->formatStringsFileName);
} else {
componentData->formatStringsFileName = NULL;
}
componentData->moduleInfo = moduleInfo;
componentData->tracepointCount = moduleInfo->count;
componentData->numFormats = 0;
componentData->tracepointFormattingStrings = NULL;
componentData->tracepointcounters = NULL;
componentData->alreadyfailedtoloaddetails = 0;
componentData->next = NULL;
componentData->prev = NULL;
*componentDataPtr = componentData;
UT_DBGOUT(2, ("<UT> initialiseComponentData complete: %s\n", componentName));
return OMR_ERROR_NONE;
}
int32_t
GCConfigTest::createFixedSizeTree(ObjectEntry **rootEntryIndirectPtr, const char *namePrefixStr, OMRGCObjectType objType, uintptr_t totalSize, uintptr_t objSize, int32_t breadth)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
*rootEntryIndirectPtr = NULL;
int32_t rt = 0;
uintptr_t bytesLeft = totalSize;
if (bytesLeft < objSize) {
objSize = bytesLeft;
if (objSize <= 0) {
return rt;
}
}
bytesLeft -= objSize;
rt = 1;
int32_t depth = 1;
int32_t numOfParents = 1;
/* allocate the root object and add it to the object table */
*rootEntryIndirectPtr = createObject(namePrefixStr, objType, 0, 0, objSize);
if (NULL == *rootEntryIndirectPtr) {
goto done;
}
/* add it to the root table */
RootEntry rootEntry;
rootEntry.name = (*rootEntryIndirectPtr)->name;
rootEntry.rootPtr = (*rootEntryIndirectPtr)->objPtr;
if (NULL == hashTableAdd(exampleVM->rootTable, &rootEntry)) {
omrtty_printf("%s:%d Failed to add new root entry %s to root table!\n", __FILE__, __LINE__, rootEntry.name);
goto done;
}
/* create the rest of the tree */
if (ROOT == objType) {
objType = NORMAL;
} else if ((GARBAGE_TOP == objType) || (GARBAGE_ROOT == objType)) {
objType = GARBAGE_CHILD;
}
while (bytesLeft > 0) {
int32_t nthInRow = 0;
for (int32_t j = 0; j < numOfParents; j++) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, sizeof(parentName), "%s_%d_%d", namePrefixStr, (depth - 1), j);
ObjectEntry *parentEntry = find(parentName);
if (NULL == parentEntry) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
for (int32_t k = 0; k < breadth; k++) {
if (bytesLeft < objSize) {
objSize = bytesLeft;
if (objSize <= 0) {
rt = 0;
goto done;
}
}
ObjectEntry *childEntry = createObject(namePrefixStr, objType, depth, nthInRow, objSize);
if (NULL == childEntry) {
goto done;
}
parentEntry = find(parentName);
if (NULL == parentEntry) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
if (0 != attachChildEntry(parentEntry, childEntry)) {
goto done;
}
bytesLeft -= objSize;
nthInRow += 1;
}
parentEntry = find(parentName);
if (NULL == parentEntry) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
}
numOfParents = nthInRow;
depth += 1;
}
*rootEntryIndirectPtr = find(rootEntry.name);
if (NULL == *rootEntryIndirectPtr) {
omrtty_printf("%s:%d Could not find root of fixed-size tree %s in object table.\n", __FILE__, __LINE__, rootEntry.name);
goto done;
}
rt = 0;
done:
return rt;
}
intptr_t
j9process_create(OMRPortLibrary *portLibrary, const char *command[], uintptr_t commandLength, const char *dir, uint32_t options, OMRProcessHandle *processHandle)
{
OMRPORT_ACCESS_FROM_OMRPORT(portLibrary);
intptr_t rc = 0;
OMRProcessHandleStruct *processHandleStruct = NULL;
#if defined(WIN32)
STARTUPINFOW sinfo;
PROCESS_INFORMATION pinfo;
SECURITY_ATTRIBUTES sAttrib;
wchar_t *unicodeDir = NULL;
wchar_t *unicodeCmdline = NULL;
wchar_t *unicodeEnv = NULL;
OMRProcessWin32Pipes pipes;
DWORD dwMode = PIPE_NOWAIT; /* it's only used if OMRPORT_PROCESS_NONBLOCKING_IO is set */
if (0 == commandLength) {
return OMRPROCESS_ERROR;
}
processHandleStruct = (OMRProcessHandleStruct *)omrmem_allocate_memory(sizeof(OMRProcessHandleStruct), OMRMEM_CATEGORY_PORT_LIBRARY);
ZeroMemory(&sinfo, sizeof(sinfo));
ZeroMemory(&pinfo, sizeof(pinfo));
ZeroMemory(&sAttrib, sizeof(sAttrib));
sinfo.cb = sizeof(sinfo);
sinfo.dwFlags = STARTF_USESTDHANDLES;
/* Allow handle inheritance */
sAttrib.bInheritHandle = 1;
sAttrib.nLength = sizeof(sAttrib);
ZeroMemory(&pipes, sizeof(OMRProcessWin32Pipes));
// Create input pipe
if (0 == CreatePipe(&(pipes.inR), &(pipes.inW), &sAttrib, 512)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
} else {
if (0 == DuplicateHandle(GetCurrentProcess(), pipes.inW, GetCurrentProcess(),
&(pipes.inDup), 0, FALSE, DUPLICATE_SAME_ACCESS)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
}
if (0 == CloseHandle(pipes.inW)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
}
pipes.inW = NULL;
}
sinfo.hStdInput = pipes.inR;
processHandleStruct->inHandle = (intptr_t)pipes.inDup;
if (OMRPROCESS_DEBUG == options) {
processHandleStruct->outHandle = OMRPROCESS_INVALID_FD;
if (sinfo.dwFlags == STARTF_USESTDHANDLES) {
sinfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
}
processHandleStruct->errHandle = OMRPROCESS_INVALID_FD;
if (sinfo.dwFlags == STARTF_USESTDHANDLES) {
sinfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
}
} else {
// Create output pipe
if (0 == CreatePipe(&(pipes.outR), &(pipes.outW), &sAttrib, 512)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
} else {
if (0 == DuplicateHandle(GetCurrentProcess(), pipes.outR, GetCurrentProcess(),
&(pipes.outDup), 0, FALSE, DUPLICATE_SAME_ACCESS)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
}
if (0 == CloseHandle(pipes.outR)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
}
pipes.outR = NULL;
}
processHandleStruct->outHandle = (intptr_t)pipes.outDup;
sinfo.hStdOutput = pipes.outW;
// create error pipe
if (0 == CreatePipe(&(pipes.errR), &(pipes.errW), &sAttrib, 512)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
} else {
if (0 == DuplicateHandle(GetCurrentProcess(), pipes.errR, GetCurrentProcess(),
&(pipes.errDup), 0, FALSE, DUPLICATE_SAME_ACCESS)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
}
if (NULL != pipes.errR) {
if (0 == CloseHandle(pipes.errR)) {
closeAndDestroyPipes(&pipes);
return OMRPROCESS_ERROR;
}
}
pipes.errR = NULL;
}
processHandleStruct->errHandle = (intptr_t)pipes.errDup;
sinfo.hStdError = pipes.errW;
}
if (0 == rc) {
rc = getUnicodeCmdline(OMRPORTLIB, command, commandLength, &unicodeCmdline);
if (0 == rc) {
if (NULL != dir) {
size_t length = strlen(dir);
unicodeDir = (wchar_t *)omrmem_allocate_memory((length + 1) * 2, OMRMEM_CATEGORY_PORT_LIBRARY);
if (NULL == unicodeDir) {
rc = OMRPROCESS_ERROR;
} else {
convertFromUTF8(OMRPORTLIB, dir, unicodeDir, length + 1);
}
}
if (0 == rc) {
DWORD creationFlags = CREATE_UNICODE_ENVIRONMENT;
if (0 == CreateProcessW( /* CreateProcessW returns 0 upon failure */
NULL,
unicodeCmdline,
NULL,
NULL,
TRUE,
creationFlags, /* add DEBUG_ONLY_THIS_PROCESS for smoother debugging */
unicodeEnv,
unicodeDir,
&sinfo,
&pinfo) /* Pointer to PROCESS_INFORMATION structure; */
) {
rc = OMRPROCESS_ERROR;
} else {
processHandleStruct->procHandle = (intptr_t) pinfo.hProcess;
/* Close Handles passed to child if there is any */
CloseHandle(pipes.inR);
if (OMRPROCESS_DEBUG != options) {
CloseHandle(pipes.outW);
CloseHandle(pipes.errW);
}
CloseHandle(pinfo.hThread); /* Implicitly created, a leak otherwise*/
}
}
}
}
if (NULL != unicodeCmdline) {
omrmem_free_memory(unicodeCmdline);
}
if (NULL != unicodeDir) {
omrmem_free_memory(unicodeDir);
}
if (NULL != unicodeEnv) {
omrmem_free_memory(unicodeEnv);
}
if (0 != rc) {
/* If an error occurred close all handles */
closeAndDestroyPipes(&pipes);
} else {
*processHandle = processHandleStruct;
}
return rc;
#else /* defined(WIN32) */
const char *cmd = NULL;
int grdpid;
unsigned int i;
int newFD[3][2];
int forkedChildProcess[2];
int pipeFailed = 0;
int errorNumber = 0;
char **newCommand;
uintptr_t newCommandSize;
if (0 == commandLength) {
return OMRPROCESS_ERROR;
}
for (i = 0; i < 3; i += 1) {
newFD[i][0] = OMRPROCESS_INVALID_FD;
newFD[i][1] = OMRPROCESS_INVALID_FD;
}
/* Build the new io pipes (in/out/err) */
if (-1 == pipe(newFD[0])) {
pipeFailed = 1;
}
if (OMRPROCESS_DEBUG != options) {
if (-1 == pipe(newFD[1])) {
pipeFailed = 1;
}
if (-1 == pipe(newFD[2])) {
pipeFailed = 1;
}
}
if (-1 == pipe(forkedChildProcess)) { /* pipe for synchronization */
forkedChildProcess[0] = OMRPROCESS_INVALID_FD;
forkedChildProcess[1] = OMRPROCESS_INVALID_FD;
pipeFailed = 1;
}
if (pipeFailed) {
for (i = 0; i < 3; i++) {
if (OMRPROCESS_INVALID_FD != newFD[i][0]) {
if (-1 != rc) {
rc = close(newFD[i][0]);
}
if (-1 != rc) {
rc = close(newFD[i][1]);
}
}
}
if (OMRPROCESS_INVALID_FD != forkedChildProcess[0]) {
if (-1 != rc) {
rc = close(forkedChildProcess[0]);
}
if (-1 != rc) {
rc = close(forkedChildProcess[1]);
}
}
return OMRPROCESS_ERROR;
}
if (-1 != rc) {
rc = setFdCloexec(forkedChildProcess[0]);
}
if (-1 != rc) {
rc = setFdCloexec(forkedChildProcess[1]);
}
/* Create a NULL terminated array to contain the command for call to execv[p|e]()
* We could do this in the child, but if mem_allocate_memory fails, it's easier to diagnose
* failure in parent. Remember to free the memory
*/
newCommandSize = (commandLength + 1) * sizeof(uintptr_t);
newCommand = (char **)omrmem_allocate_memory(newCommandSize, OMRMEM_CATEGORY_PORT_LIBRARY);
if (NULL == newCommand) {
return OMRPROCESS_ERROR;
}
memset(newCommand, 0, newCommandSize);
for (i = 0 ; i < commandLength; i += 1) {
#if defined(OSX)
newCommand[i] = (char *)omrmem_allocate_memory(strlen(command[i]) + 1, OMRMEM_CATEGORY_PORT_LIBRARY);
omrstr_printf(newCommand[i], strlen(command[i]) + 1, command[i]);
#else /* defined(OSX) */
intptr_t translateStatus = translateModifiedUtf8ToPlatform(OMRPORTLIB, command[i], strlen(command[i]), &(newCommand[i]));
if (0 != translateStatus) {
unsigned int j = 0;
/* most likely out of memory, free the strings we just converted. */
for (j = 0; j < i; j += 1) {
if (NULL != newCommand[j]) {
omrmem_free_memory(newCommand[j]);
}
}
return translateStatus;
}
#endif /* defined(OSX) */
}
cmd = newCommand[0];
newCommand[commandLength] = NULL;
grdpid = fork();
if (grdpid == 0) {
/* Child process */
char dummy = '\0';
/* Redirect pipes so grand-child inherits new pipes */
rc = dup2(newFD[0][0], 0);
if (-1 != rc) {
if (OMRPROCESS_DEBUG != options) {
rc = dup2(newFD[1][1], 1);
if (-1 != rc) {
rc = dup2(newFD[2][1], 2);
}
}
}
/* tells the parent that that very process is running */
rc = write(forkedChildProcess[1], (void *) &dummy, 1);
if ((-1 != rc) && dir) {
rc = chdir(dir);
}
if (-1 != rc) {
/* Try to perform the execv; on success, it does not return */
rc = execvp(cmd, newCommand);
}
/* If we get here, tell the parent that the execv failed! Send the error number. */
if (-1 != rc) {
rc = write(forkedChildProcess[1], &errno, sizeof(errno));
}
if (-1 != rc) {
rc = close(forkedChildProcess[0]);
}
if (-1 != rc) {
rc = close(forkedChildProcess[1]);
}
/* If the exec failed, we must exit or there will be two VM processes running. */
exit(rc);
} else {
/* In the parent process */
char dummy;
for (i = 0; i < commandLength; i++) {
if (NULL != newCommand[i]) {
omrmem_free_memory(newCommand[i]);
}
}
omrmem_free_memory(newCommand);
if ((OMRPROCESS_INVALID_FD != newFD[0][0]) && (-1 != rc)) {
rc = close(newFD[0][0]);
}
if ((OMRPROCESS_INVALID_FD != newFD[1][1]) && (-1 != rc)) {
rc = close(newFD[1][1]);
}
if ((OMRPROCESS_INVALID_FD != newFD[2][1]) && (-1 != rc)) {
rc = close(newFD[2][1]);
}
if (grdpid == -1) { /* the fork failed */
/* close the open pipes */
if (-1 != rc) {
rc = close(forkedChildProcess[0]);
}
if (-1 != rc) {
rc = close(forkedChildProcess[1]);
}
if ((OMRPROCESS_INVALID_FD != newFD[0][1]) && (-1 != rc)) {
rc = close(newFD[0][1]);
}
if ((OMRPROCESS_INVALID_FD != newFD[1][0]) && (-1 != rc)) {
rc = close(newFD[1][0]);
}
if ((OMRPROCESS_INVALID_FD != newFD[2][0]) && (-1 != rc)) {
rc = close(newFD[2][0]);
}
return OMRPROCESS_ERROR;
}
/* Store the rw handles to the childs io */
processHandleStruct = (OMRProcessHandleStruct *)omrmem_allocate_memory(sizeof(OMRProcessHandleStruct), OMRMEM_CATEGORY_PORT_LIBRARY);
processHandleStruct->inHandle = (intptr_t)newFD[0][1];
if (OMRPROCESS_DEBUG == options) {
processHandleStruct->outHandle = OMRPROCESS_INVALID_FD;
processHandleStruct->errHandle = OMRPROCESS_INVALID_FD;
} else {
processHandleStruct->outHandle = (intptr_t)newFD[1][0];
processHandleStruct->errHandle = (intptr_t)newFD[2][0];
}
processHandleStruct->procHandle = (intptr_t)grdpid;
processHandleStruct->pid = (int32_t)grdpid;
/* let the forked child start. */
rc = close(forkedChildProcess[1]);
if (-1 != rc) {
rc = read(forkedChildProcess[0], &dummy, 1);
}
/* [PR CMVC 143339]
* Instead of using timeout to determine if child process has been created successfully,
* a single block read/write pipe call is used, if process creation failed, errorNumber
* with sizeof(errno) will be returned, otherwise, read will fail due to pipe closure.
*/
if (-1 != rc) {
rc = read(forkedChildProcess[0], &errorNumber, sizeof(errno));
}
if (-1 != rc) {
rc = close(forkedChildProcess[0]);
}
if (rc == sizeof(errno)) {
return OMRPROCESS_ERROR;
}
*processHandle = processHandleStruct;
return rc;
}
return OMRPROCESS_ERROR;
#endif /* defined(WIN32) */
}
/*
* Inform all registered listeners that the specified event has occurred. Details about the
* event should be available through eventData.
*
* If the J9HOOK_TAG_ONCE bit is set in the taggedEventNum, then the event is disabled
* before the listeners are informed. Any attempts to add listeners to a TAG_ONCE event
* once it has been reported will fail.
*
* This function should not be called directly. It should be called through the hook interface
*
*/
static void
J9HookDispatch(struct J9HookInterface **hookInterface, uintptr_t taggedEventNum, void *eventData)
{
uintptr_t eventNum = taggedEventNum & J9HOOK_EVENT_NUM_MASK;
J9CommonHookInterface *commonInterface = (J9CommonHookInterface *)hookInterface;
J9HookRecord *record = HOOK_RECORD(commonInterface, eventNum);
OMREventInfo4Dump *eventDump = J9HOOK_DUMPINFO(commonInterface, eventNum);
uintptr_t samplingInterval = (taggedEventNum & J9HOOK_TAG_SAMPLING_MASK) >> 16;
bool sampling = false;
if (taggedEventNum & J9HOOK_TAG_ONCE) {
uint8_t oldFlags;
omrthread_monitor_enter(commonInterface->lock);
oldFlags = HOOK_FLAGS(commonInterface, eventNum);
/* clear the HOOKED and RESERVED flags and set the DISABLED flag */
HOOK_FLAGS(commonInterface, eventNum) = (oldFlags | J9HOOK_FLAG_DISABLED) & ~(J9HOOK_FLAG_RESERVED | J9HOOK_FLAG_HOOKED);
omrthread_monitor_exit(commonInterface->lock);
if (oldFlags & J9HOOK_FLAG_DISABLED) {
/* already reported */
return;
}
}
while (record) {
J9HookFunction function;
void *userData;
uintptr_t id;
/* ensure that the id is read before any other fields */
id = record->id;
if (HOOK_IS_VALID_ID(id)) {
VM_AtomicSupport::readBarrier();
function = record->function;
userData = record->userData;
/* now read the id again to make sure that nothing has changed */
VM_AtomicSupport::readBarrier();
if (record->id == id) {
uint64_t startTime = 0;
uintptr_t count = 0;
if (NULL != eventDump) {
count = VM_AtomicSupport::add((volatile uintptr_t *)&eventDump->count, 1);
sampling = (1 >= samplingInterval) || ((100 >= samplingInterval) && (0 == (count % samplingInterval)));
} else {
sampling = false;
}
OMRPORT_ACCESS_FROM_OMRPORT(commonInterface->portLib);
if (sampling) {
startTime = omrtime_current_time_millis();
}
function(hookInterface, eventNum, eventData, userData);
if (sampling) {
uint64_t timeDelta = omrtime_current_time_millis() - startTime;
eventDump->lastHook.startTime = startTime;
eventDump->lastHook.callsite = record->callsite;
eventDump->lastHook.func_ptr = (void *)record->function;
eventDump->lastHook.duration = timeDelta;
if ((eventDump->longestHook.duration < timeDelta) ||
(0 == eventDump->longestHook.startTime)) {
eventDump->longestHook.startTime = startTime;
eventDump->longestHook.callsite = record->callsite;
eventDump->longestHook.func_ptr = (void *)record->function;
eventDump->longestHook.duration = timeDelta;
}
if (commonInterface->threshold4Trace <= timeDelta) {
const char *callsite = "UNKNOWN";
char buffer[32];
if (NULL != record->callsite) {
callsite = record->callsite;
} else {
/* if the callsite info can not be retrieved, use callback function pointer instead */
omrstr_printf(buffer, sizeof(buffer), "0x%p", record->function);
callsite = buffer;
}
Trc_Hook_Dispatch_Exceed_Threshold_Event(callsite, timeDelta);
}
}
} else {
/* this record has been updated while we were reading it. Skip it. */
}
}
record = record->next;
}
}
/**
* Verify port library error handling operations.
*
* Error codes are stored in per thread buffers so errors reported by one thread
* do not effect those reported by a second. Errors stored via the helper
* function @ref omrerror.c::omrerror_set_last_error_with_message_format "omrerror_set_last_error_with_message_format()"
* are recorded in the per thread buffers without an error message.
* Verify the @ref omrerror_last_error_message "omrerror_last_error_message()" returns
* the correct message.
*/
TEST(PortErrorTest, error_test3)
{
OMRPORT_ACCESS_FROM_OMRPORT(portTestEnv->getPortLibrary());
const char *testName = "omrerror_test3";
const char *message;
const char *formatMessage1 = "This is a test message with format specifiers %s %d";
const char *formatMessage2 = "This is also a test message with format specifiers %s %d";
const char *arg1 = "arg1";
int32_t arg2 = 1;
char knownMessage[1024]; /* 1024 is large enough to hold format message */
int32_t errorCode;
reportTestEntry(OMRPORTLIB, testName);
/* Delete the ptBuffers */
omrport_tls_free();
/* In theory there is now nothing stored, if we really did free the buffers.
* Guess it is time to find out
*/
message = omrerror_last_error_message();
if (0 != strlen(message)) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_last_error_message() returned message of length %d expected %d\n", strlen(message), 0);
}
/* Set an error message, verify it is what we get back */
omrstr_printf(knownMessage, 1024, formatMessage1, arg1, arg2);
errorCode = omrerror_set_last_error_with_message_format(200, formatMessage1, arg1, arg2);
message = omrerror_last_error_message();
if (200 != errorCode) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_set_last_error_with_message() returned %d expected %d\n", errorCode, 200);
}
if (strlen(message) != strlen(knownMessage)) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_last_error_message() returned length %d expected %d\n", strlen(message), strlen(knownMessage));
}
if (0 != memcmp(message, knownMessage, strlen(knownMessage))) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_last_error_message() returned \"%s\" expected \"%s\"\n", message, knownMessage);
}
/* Again, different message */
omrstr_printf(knownMessage, 1024, formatMessage2, arg1, arg2);
errorCode = omrerror_set_last_error_with_message_format(100, formatMessage2, arg1, arg2);
message = omrerror_last_error_message();
if (100 != errorCode) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_set_last_error_with_message() returned %d expected %d\n", errorCode, 100);
}
if (strlen(message) != strlen(knownMessage)) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_last_error_message() returned length %d expected %d\n", strlen(message), strlen(knownMessage));
}
if (0 != memcmp(message, knownMessage, strlen(knownMessage))) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_last_error_message() returned \"%s\" expected \"%s\"\n", message, knownMessage);
}
/* Delete the ptBuffers, verify no error is stored */
omrport_tls_free();
errorCode = omrerror_last_error_number();
if (0 != errorCode) {
outputErrorMessage(PORTTEST_ERROR_ARGS, "omrerror_last_error_number() returned %d expected %d\n", errorCode, 0);
}
reportTestExit(OMRPORTLIB, testName);
}
int32_t
GCConfigTest::processObjNode(pugi::xml_node node, const char *namePrefixStr, OMRGCObjectType objType, AttributeElem *numOfFieldsElem, AttributeElem *breadthElem, int32_t depth)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
int32_t rt = 1;
int32_t numOfParents = 0;
/* Create objects and store them in the root table or the slot object based on objType. */
if ((ROOT == objType) || (GARBAGE_ROOT == objType)) {
for (int32_t i = 0; i < breadthElem->value; i++) {
uintptr_t sizeCalculated = numOfFieldsElem->value * sizeof(fomrobject_t) + sizeof(uintptr_t);
ObjectEntry *objectEntry = createObject(namePrefixStr, objType, 0, i, sizeCalculated);
if (NULL == objectEntry) {
goto done;
}
numOfFieldsElem = numOfFieldsElem->linkNext;
/* Add object to root hash table. If it's the root of the garbage tree, temporarily keep it as root for allocating
* the rest of the tree. Remove it from the root set after the entire garbage tree is allocated.*/
RootEntry rEntry;
rEntry.name = objectEntry->name;
rEntry.rootPtr = objectEntry->objPtr;
if (NULL == hashTableAdd(exampleVM->rootTable, &rEntry)) {
omrtty_printf("%s:%d Failed to add new root entry to root table!\n", __FILE__, __LINE__);
goto done;
}
/* insert garbage per node */
if ((ROOT == objType) && (0 == strcmp(gp.frequency, "perObject"))) {
int32_t grt = insertGarbage();
OMRGCTEST_CHECK_RT(grt);
}
}
} else if ((NORMAL == objType) || (GARBAGE_TOP == objType) || (GARBAGE_CHILD == objType)) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, MAX_NAME_LENGTH, "%s_%d_%d", node.parent().attribute("namePrefix").value(), 0, 0);
for (int32_t i = 0; i < breadthElem->value; i++) {
uintptr_t sizeCalculated = numOfFieldsElem->value * sizeof(fomrobject_t) + sizeof(uintptr_t);
ObjectEntry *childEntry = createObject(namePrefixStr, objType, 0, i, sizeCalculated);
if (NULL == childEntry) {
goto done;
}
ObjectEntry *parentEntry = find(parentName);
if (NULL == parentEntry) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
if (0 != attachChildEntry(parentEntry, childEntry)) {
goto done;
}
numOfFieldsElem = numOfFieldsElem->linkNext;
/* insert garbage per node */
if ((NORMAL == objType) && (0 == strcmp(gp.frequency, "perObject"))) {
int32_t grt = insertGarbage();
OMRGCTEST_CHECK_RT(grt);
}
}
} else {
goto done;
}
/* Create the rest of the tree, if any, defined with depth. First, we set the child object with correct objType. */
if (ROOT == objType) {
objType = NORMAL;
} else if ((GARBAGE_TOP == objType) || (GARBAGE_ROOT == objType)) {
objType = GARBAGE_CHILD;
}
numOfParents = breadthElem->value;
breadthElem = breadthElem->linkNext;
for (int32_t i = 1; i < depth; i++) {
int32_t nthInRow = 0;
for (int32_t j = 0; j < numOfParents; j++) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, sizeof(parentName), "%s_%d_%d", namePrefixStr, (i - 1), j);
for (int32_t k = 0; k < breadthElem->value; k++) {
uintptr_t sizeCalculated = sizeof(omrobjectptr_t) + numOfFieldsElem->value * sizeof(fomrobject_t);
ObjectEntry *childEntry = createObject(namePrefixStr, objType, i, nthInRow, sizeCalculated);
if (NULL == childEntry) {
goto done;
}
ObjectEntry *parentEntry = find(parentName);
if (NULL == parentEntry) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
if (0 != attachChildEntry(parentEntry, childEntry)) {
goto done;
}
numOfFieldsElem = numOfFieldsElem->linkNext;
nthInRow += 1;
/* insert garbage per node */
if ((NORMAL == objType) && (0 == strcmp(gp.frequency, "perObject"))) {
int32_t grt = insertGarbage();
OMRGCTEST_CHECK_RT(grt);
}
}
}
numOfParents = nthInRow;
breadthElem = breadthElem->linkNext;
}
rt = 0;
done:
return rt;
}
/**
* @internal
* Generate an IEATDUMP
*
* @param[in] portLibrary the port library
* @param[in,out] asciiLabel the filename to use in ascii. Lowercase letters are _not_ allowed
* @param[in,out] ebcdicLabel the filename to use in ebcdic. Lowercase letters are _not_ allowed
* @param[out] returnCode the zOS return code from the IEATDUMP call
* @param[out] reasonCode the zOS reason code from the IEATDUMP call
* *
* @return 0 if IEATDUMP was actually called, non-zero if there was an error that prevented us
* getting that far
*
* If we return 0, it's the callers responsibility to check returnCode to find out if the TDUMP was
* actually successful
*
* Note that asciiLabel and ebcdicLabel should represent the same
* filename as both are used in this function
*/
static intptr_t
tdump(struct OMRPortLibrary *portLibrary, char *asciiLabel, char *ebcdicLabel, uint32_t *returnCode, uint32_t *reasonCode)
{
struct ioparms_t {
uint64_t plist[256];
uint32_t retcode;
uint32_t rsncode;
uint32_t retval;
} *ioParms31;
struct dsn_pattern_t {
unsigned char len;
char dsn[256];
} *dsnPattern31;
/* _TDUMP subroutine expects 31 bit addresses */
ioParms31 = __malloc31(sizeof(*ioParms31));
if (ioParms31 == NULL) {
omrtty_err_printf(portLibrary, "__malloc31 failed to allocate buffer for ioParms31\n");
return 1;
}
memset(ioParms31, 0, sizeof(*ioParms31));
dsnPattern31 = __malloc31(sizeof(*dsnPattern31));
if (dsnPattern31 == NULL) {
omrtty_err_printf(portLibrary, "__malloc31 failed to allocate buffer for dsnPattern31\n");
free(ioParms31);
return 2;
}
memset(dsnPattern31, 0, sizeof(*dsnPattern31));
strcpy(dsnPattern31->dsn, ebcdicLabel);
dsnPattern31->len = strlen(ebcdicLabel);
/* Note: the actual IEATDUMP options are specified on the assembler macro call in omrgenerate_ieat_dumps.s. The
* message below needs to be kept consistent with the options set on the macro call.
*/
omrtty_err_printf(portLibrary, "IEATDUMP in progress with options SDATA=(LPA,GRSQ,LSQA,NUC,PSA,RGN,SQA,SUM,SWA,TRT)\n");
_TDUMP(ioParms31, dsnPattern31);
if (returnCode) {
*returnCode = ioParms31->retcode;
}
if (reasonCode) {
*reasonCode = ioParms31->rsncode;
}
if (ioParms31->retcode) {
/*
* Please refer to VMDESIGN 1459 about IEATDUMP failure recovery
*/
char errmsg[1024];
omrtty_err_printf(portLibrary, "IEATDUMP failure for DSN='%s' RC=0x%08X RSN=0x%08X\n", asciiLabel, ioParms31->retcode, ioParms31->rsncode);
memset(errmsg, 0, sizeof errmsg);
omrstr_printf(portLibrary, errmsg, sizeof errmsg, "JVMDMP025I IEATDUMP failed RC=0x%08X RSN=0x%08X DSN=%s", ioParms31->retcode, ioParms31->rsncode, asciiLabel);
omrsyslog_write(portLibrary, 0, errmsg);
} else {
omrtty_err_printf(portLibrary, "IEATDUMP success for DSN='%s'\n", asciiLabel);
}
free(dsnPattern31);
free(ioParms31);
return 0;
}
void
GCConfigTest::TearDown()
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
/* free root table */
hashTableFree(exampleVM->rootTable);
/* free object table */
objectTable.free();
/* close verboseManager and clean up verbose files */
verboseManager->closeStreams(env);
verboseManager->disableVerboseGC();
verboseManager->kill(env);
if (false == gcTestEnv->keepLog) {
if (0 == numOfFiles) {
J9FileStat buf;
int32_t fileStatRC = -1;
fileStatRC = omrfile_stat(verboseFile, 0, &buf);
if (0 == fileStatRC) {
if (1 == buf.isFile) {
omrfile_unlink(verboseFile);
}
}
} else {
for (int32_t seq = 1; seq <= (int32_t)numOfFiles; seq++) {
char verboseFileSeq[MAX_NAME_LENGTH];
omrstr_printf(verboseFileSeq, MAX_NAME_LENGTH, "%s.%03zu", verboseFile, seq);
J9FileStat buf;
int32_t fileStatRC = -1;
fileStatRC = omrfile_stat(verboseFileSeq, 0, &buf);
if (0 > fileStatRC) {
if (1 != buf.isFile) {
break;
}
}
omrfile_unlink(verboseFileSeq);
}
}
}
omrmem_free_memory((void *)verboseFile);
/* Shut down the dispatcher threads */
omr_error_t rc = OMR_GC_ShutdownDispatcherThreads(exampleVM->_omrVMThread);
ASSERT_EQ(OMR_ERROR_NONE, rc) << "TearDown(): OMR_GC_ShutdownDispatcherThreads failed, rc=" << rc;
/* Shut down collector */
rc = OMR_GC_ShutdownCollector(exampleVM->_omrVMThread);
ASSERT_EQ(OMR_ERROR_NONE, rc) << "TearDown(): OMR_GC_ShutdownCollector failed, rc=" << rc;
/* Detach from VM */
rc = OMR_Thread_Free(exampleVM->_omrVMThread);
ASSERT_EQ(OMR_ERROR_NONE, rc) << "TearDown(): OMR_Thread_Free failed, rc=" << rc;
/* Shut down heap */
rc = OMR_GC_ShutdownHeap(exampleVM->_omrVM);
ASSERT_EQ(OMR_ERROR_NONE, rc) << "TearDown(): OMR_GC_ShutdownHeap failed, rc=" << rc;
printMemUsed("TearDown()", gcTestEnv->portLib);
}
int32_t
GCConfigTest::verifyVerboseGC(pugi::xpath_node_set verboseGCs)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
int32_t rt = 0;
uintptr_t seq = 1;
size_t numOfNode = verboseGCs.size();
bool *isFound = (bool *)omrmem_allocate_memory(sizeof(int32_t) * numOfNode, OMRMEM_CATEGORY_MM);
if (NULL == isFound) {
rt = 1;
omrtty_printf("%s:%d Failed to allocate native memory.\n", __FILE__, __LINE__);
goto done;
}
for (size_t i = 0; i < numOfNode; i++) {
isFound[i] = false;
}
/* Loop through multiple files if rolling log is enabled */
do {
pugi::xml_document verboseDoc;
if (0 == numOfFiles) {
verboseDoc.load_file(verboseFile);
omrtty_printf("Parsing verbose log %s:\n", verboseFile);
#if defined(OMRGCTEST_PRINTFILE)
printFile(verboseFile);
#endif
} else {
char currentVerboseFile[MAX_NAME_LENGTH];
omrstr_printf(currentVerboseFile, MAX_NAME_LENGTH, "%s.%03zu", verboseFile, seq++);
pugi::xml_parse_result result = verboseDoc.load_file(currentVerboseFile);
if (pugi::status_file_not_found == result.status) {
break;
}
omrtty_printf("Parsing verbose log %s:\n", currentVerboseFile);
#if defined(OMRGCTEST_PRINTFILE)
printFile(currentVerboseFile);
#endif
}
/* verify each xquery criteria */
int32_t i = 0;
for (pugi::xpath_node_set::const_iterator it = verboseGCs.begin(); it != verboseGCs.end(); ++it) {
const char *xpathNodesStr = it->node().attribute("xpathNodes").value();
const char *xqueryStr = it->node().attribute("xquery").value();
pugi::xpath_query resultQuery(xqueryStr);
if (!resultQuery) {
rt = 1;
omrtty_printf("%s:%d Invalid xquery string \"%s\" specified in configuration file.\n", __FILE__, __LINE__, xqueryStr);
goto done;
}
pugi::xpath_query nodeQuery(xpathNodesStr);
if (!nodeQuery) {
rt = 1;
omrtty_printf("%s:%d Invalid xpathNodes string \"%s\" specified in configuration file.\n", __FILE__, __LINE__, xpathNodesStr);
goto done;
}
pugi::xpath_node_set xpathNodes = nodeQuery.evaluate_node_set(verboseDoc);
if (!xpathNodes.empty()) {
bool isPassed = true;
omrtty_printf("Verifying xquery \"%s\" on xpath \"%s\":\n", xqueryStr, xpathNodesStr);
for (pugi::xpath_node_set::const_iterator it = xpathNodes.begin(); it != xpathNodes.end(); ++it) {
pugi::xml_node node = it->node();
if (!resultQuery.evaluate_boolean(node)) {
rt = 1;
isPassed = false;
omrtty_printf("\t*FAILED* on node <%s", node.name());
for (pugi::xml_attribute attr = node.first_attribute(); attr; attr = attr.next_attribute()) {
omrtty_printf("\t%s=%s", attr.name(), attr.value());
}
omrtty_printf(">\n");
}
}
if (isPassed) {
omrtty_printf("*PASSED*\n");
}
isFound[i] = true;
}
i += 1;
}
omrtty_printf("\n");
} while (seq <= numOfFiles);
for (size_t i = 0; i < numOfNode; i++) {
if (!isFound[i]) {
rt = 1;
omrtty_printf("*FAILED* Could not find xpath node \"%s\" in verbose output.\n", verboseGCs[i].node().attribute("xpathNodes").value());
}
}
done:
omrmem_free_memory((void *)isFound);
return rt;
}
int32_t
GCConfigTest::allocationWalker(pugi::xml_node node)
{
OMRPORT_ACCESS_FROM_OMRVM(exampleVM->_omrVM);
int32_t rt = 0;
AttributeElem *numOfFieldsElem = NULL;
AttributeElem *breadthElem = NULL;
int32_t depth = 0;
OMRGCObjectType objType = INVALID;
const char *namePrefixStr = node.attribute("namePrefix").value();
const char *numOfFieldsStr = node.attribute("numOfFields").value();
const char *typeStr = node.attribute("type").value();
const char *breadthStr = node.attribute("breadth").value();
const char *depthStr = node.attribute("depth").value();
if (0 != strcmp(node.name(), "object")) {
/* allow non-object node nested inside allocation? */
goto done;
}
if ((0 == strcmp(namePrefixStr, "")) || (0 == strcmp(typeStr, "")) || (0 == strcmp(numOfFieldsStr, ""))) {
rt = 1;
omrtty_printf("%s:%d Invalid XML input: please specify namePrefix, type and numOfFields for object %s.\n", __FILE__, __LINE__, namePrefixStr);
goto done;
}
/* set default value for breadth and depth to 1 */
if (0 == strcmp(breadthStr, "")) {
breadthStr = "1";
}
if (0 == strcmp(depthStr, "")) {
depthStr = "1";
}
depth = atoi(depthStr);
objType = parseObjectType(node);
rt = parseAttribute(&numOfFieldsElem, numOfFieldsStr);
OMRGCTEST_CHECK_RT(rt)
rt = parseAttribute(&breadthElem, breadthStr);
OMRGCTEST_CHECK_RT(rt);
/* process current xml node, perform allocation for single object or object tree */
rt = processObjNode(node, namePrefixStr, objType, numOfFieldsElem, breadthElem, depth);
OMRGCTEST_CHECK_RT(rt);
/* only single object can contain nested child object */
if ((0 == strcmp(breadthStr, "1")) && (0 == strcmp(depthStr, "1"))) {
for (pugi::xml_node childNode = node.first_child(); childNode; childNode = childNode.next_sibling()) {
rt = allocationWalker(childNode);
OMRGCTEST_CHECK_RT(rt);
}
}
/* After the entire garbage tree is allocated, remove garbage root object from the root set
* or remove garbage top object from the slot of its parent object. */
if (GARBAGE_ROOT == objType) {
for (int32_t i = 0; i < breadthElem->value; i++) {
char objName[MAX_NAME_LENGTH];
omrstr_printf(objName, MAX_NAME_LENGTH, "%s_%d_%d", namePrefixStr, 0, i);
rt = removeObjectFromRootTable(objName);
OMRGCTEST_CHECK_RT(rt);
}
} else if (GARBAGE_TOP == objType) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, MAX_NAME_LENGTH, "%s_%d_%d", node.parent().attribute("namePrefix").value(), 0, 0);
ObjectEntry *parentEntry;
rt = objectTable.find(&parentEntry, parentName);
if (0 != rt) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
omrobjectptr_t parentPtr = parentEntry->objPtr;
for (int32_t i = 0; i < breadthElem->value; i++) {
char objName[MAX_NAME_LENGTH];
omrstr_printf(objName, MAX_NAME_LENGTH, "%s_%d_%d", namePrefixStr, 0, i);
rt = removeObjectFromParentSlot(objName, parentPtr);
OMRGCTEST_CHECK_RT(rt);
}
}
/* insert garbage per tree */
if ((0 == strcmp(gp.frequency, "perRootStruct")) && (ROOT == objType)){
rt = insertGarbage();
OMRGCTEST_CHECK_RT(rt);
}
done:
freeAttributeList(breadthElem);
freeAttributeList(numOfFieldsElem);
return rt;
}
/* This function takes a thread structure already populated with a backtrace by j9introspect_backtrace_thread
* and looks up the symbols for the frames. The format of the string generated is:
* symbol_name (statement_id instruction_pointer [module+offset])
* If it isn't possible to determine any of the items in the string then they are omitted. If no heap is specified
* then this function will use malloc to allocate the memory necessary for the symbols which must be freed by the caller.
*
* @param portLbirary a pointer to an initialized port library
* @param threadInfo a thread structure populated with a backtrace
* @param heap a heap from which to allocate any necessary memory. If NULL malloc is used instead.
*
* @return the number of frames for which a symbol was constructed.
*/
uintptr_t
omrintrospect_backtrace_symbols_raw(struct OMRPortLibrary *portLibrary,
J9PlatformThread *threadInfo, J9Heap *heap)
{
J9PlatformStackFrame *frame;
int i;
for (i = 0, frame = threadInfo->callstack; frame != NULL;
frame = frame->parent_frame, i++) {
char output_buf[512];
char *cursor = output_buf;
Dl_info dlInfo;
uintptr_t length;
uintptr_t iar = frame->instruction_pointer;
uintptr_t symbol_offset = 0;
uintptr_t module_offset = 0;
const char *symbol_name = "";
const char *module_name = "<unknown>";
short symbol_length = 0;
memset(&dlInfo, 0, sizeof(Dl_info));
/* do the symbol resolution while we're here */
if (dladdr((void*) iar, &dlInfo)) {
if (dlInfo.dli_sname != NULL) {
uintptr_t sym = (uintptr_t) dlInfo.dli_saddr;
symbol_name = dlInfo.dli_sname;
symbol_length = strlen(symbol_name);
symbol_offset = iar - (uintptr_t) sym;
}
if (dlInfo.dli_fname != NULL) {
/* strip off the full path if possible */
module_name = strrchr(dlInfo.dli_fname, '/');
if (module_name != NULL) {
module_name++;
}
else {
module_name = dlInfo.dli_fname;
}
}
if (dlInfo.dli_fbase != NULL) {
/* set the module offset */
module_offset = iar - (uintptr_t) dlInfo.dli_fbase;
}
}
/* sanity check */
if (symbol_name == NULL) {
symbol_name = "";
symbol_length = 0;
}
/* symbol_name+offset (id, instruction_pointer [module+offset]) */
if (symbol_length > 0) {
cursor += omrstr_printf(portLibrary, cursor,
sizeof(output_buf) - (cursor - output_buf), "%.*s",
symbol_length, symbol_name);
cursor += omrstr_printf(portLibrary, cursor,
sizeof(output_buf) - (cursor - output_buf), "+0x%x ",
symbol_offset);
}
cursor += omrstr_printf(portLibrary, cursor,
sizeof(output_buf) - (cursor - output_buf), "(0x%p",
frame->instruction_pointer);
if (module_name[0] != '\0') {
cursor += omrstr_printf(portLibrary, cursor,
sizeof(output_buf) - (cursor - output_buf), " [%s+0x%x]",
module_name, module_offset);
}
*(cursor++) = ')';
*cursor = 0;
length = (cursor - output_buf) + 1;
if (heap != NULL) {
frame->symbol = portLibrary->heap_allocate(portLibrary, heap,
length);
}
else {
frame->symbol = portLibrary->mem_allocate_memory(portLibrary,
length, OMR_GET_CALLSITE(), OMRMEM_CATEGORY_PORT_LIBRARY);
}
if (frame->symbol != NULL) {
strncpy(frame->symbol, output_buf, length);
}
else {
frame->symbol = NULL;
if (!threadInfo->error) {
threadInfo->error = ALLOCATION_FAILURE;
}
i--;
}
}
return i;
}
int32_t
GCConfigTest::createFixedSizeTree(omrobjectptr_t *rootObj, const char *namePrefixStr, OMRGCObjectType objType, uintptr_t totalSize, uintptr_t objSize, int32_t breadth)
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
int32_t rt = 0;
OMR_VM *omrVMPtr = exampleVM->_omrVM;
int32_t depth = 1;
int32_t numOfParents = 1;
uintptr_t bytesLeft = totalSize;
if (bytesLeft < objSize) {
objSize = bytesLeft;
if (objSize <= 0) {
return rt;
}
}
/* allocate the root object */
char *rootObjName = NULL;
rt = createObject(rootObj, &rootObjName, namePrefixStr, objType, 0, 0, objSize);
OMRGCTEST_CHECK_RT(rt);
bytesLeft -= objSize;
/* Add object to root hash table. If it's the root of the garbage tree, temporarily keep it as root for allocating
* the rest of the tree. Remove it from the root set after the entire garbage tree is allocated.*/
RootEntry rEntry;
rEntry.name = rootObjName;
rEntry.rootPtr = *rootObj;
if (NULL == hashTableAdd(exampleVM->rootTable, &rEntry)) {
rt = 1;
omrtty_printf("%s:%d Failed to add new root entry to root table!\n", __FILE__, __LINE__);
goto done;
}
/* create the rest of the tree */
if (ROOT == objType) {
objType = NORMAL;
} else if ((GARBAGE_TOP == objType) || (GARBAGE_ROOT == objType)) {
objType = GARBAGE_CHILD;
}
while (bytesLeft > 0) {
int32_t nthInRow = 0;
for (int32_t j = 0; j < numOfParents; j++) {
char parentName[MAX_NAME_LENGTH];
omrstr_printf(parentName, sizeof(parentName), "%s_%d_%d", namePrefixStr, (depth - 1), j);
ObjectEntry *parentEntry;
rt = objectTable.find(&parentEntry, parentName);
if (0 != rt) {
omrtty_printf("%s:%d Could not find object %s in hash table.\n", __FILE__, __LINE__, parentName);
goto done;
}
omrobjectptr_t parent = parentEntry->objPtr;
GC_ObjectIterator objectIterator(omrVMPtr, parent);
objectIterator.restore(parentEntry->numOfRef);
for (int32_t k = 0; k < breadth; k++) {
if (bytesLeft < objSize) {
objSize = bytesLeft;
if (objSize <= 0) {
goto done;
}
}
omrobjectptr_t obj;
char *objName = NULL;
rt = createObject(&obj, &objName, namePrefixStr, objType, depth, nthInRow, objSize);
OMRGCTEST_CHECK_RT(rt);
bytesLeft -= objSize;
nthInRow += 1;
GC_SlotObject *slotObject = NULL;
if (NULL != (slotObject = objectIterator.nextSlot())) {
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("\tadd to parent(%llu) slot %d.\n", parent, parentEntry->numOfRef + k);
#endif
slotObject->writeReferenceToSlot(obj);
} else {
rt = 1;
omrtty_printf("%s:%d Invalid XML input: numOfFields defined for %s is not enough to hold all children references.\n", __FILE__, __LINE__, parentName);
goto done;
}
}
parentEntry->numOfRef += breadth;
}
numOfParents = nthInRow;
depth += 1;
}
done:
return rt;
}
void
GCConfigTest::SetUp()
{
OMRPORT_ACCESS_FROM_OMRPORT(gcTestEnv->portLib);
printMemUsed("Setup()", gcTestEnv->portLib);
/* Initialize heap and collector */
MM_StartupManagerTestExample startupManager(exampleVM->_omrVM, GetParam());
omr_error_t rc = OMR_GC_IntializeHeapAndCollector(exampleVM->_omrVM, &startupManager);
ASSERT_EQ(OMR_ERROR_NONE, rc) << "Setup(): OMR_GC_IntializeHeapAndCollector failed, rc=" << rc;
/* Attach calling thread to the VM */
exampleVM->_omrVMThread = NULL;
rc = OMR_Thread_Init(exampleVM->_omrVM, NULL, &exampleVM->_omrVMThread, "OMRTestThread");
ASSERT_EQ(OMR_ERROR_NONE, rc) << "Setup(): OMR_Thread_Init failed, rc=" << rc;
/* Kick off the dispatcher threads */
rc = OMR_GC_InitializeDispatcherThreads(exampleVM->_omrVMThread);
ASSERT_EQ(OMR_ERROR_NONE, rc) << "Setup(): OMR_GC_InitializeDispatcherThreads failed, rc=" << rc;
env = MM_EnvironmentBase::getEnvironment(exampleVM->_omrVMThread);
/* load config file */
omrtty_printf("Configuration File: %s\n", GetParam());
#if defined(OMRGCTEST_PRINTFILE)
printFile(GetParam());
#endif
pugi::xml_parse_result result = doc.load_file(GetParam());
if (!result) {
FAIL() << "Failed to load test configuration file (" << GetParam() << ") with error description: " << result.description() << ".";
}
/* parse verbose information and initialize verbose manager */
pugi::xml_node optionNode = doc.select_node("/gc-config/option").node();
const char *verboseFileNamePrefix = optionNode.attribute("verboseLog").value();
numOfFiles = (uintptr_t)optionNode.attribute("numOfFiles").as_int();
uintptr_t numOfCycles = (uintptr_t)optionNode.attribute("numOfCycles").as_int();
if (0 == strcmp(verboseFileNamePrefix, "")) {
verboseFileNamePrefix = "VerboseGCOutput";
}
verboseFile = (char *)omrmem_allocate_memory(MAX_NAME_LENGTH, OMRMEM_CATEGORY_MM);
if (NULL == verboseFile) {
FAIL() << "Failed to allocate native memory.";
}
omrstr_printf(verboseFile, MAX_NAME_LENGTH, "%s_%d_%lld.xml", verboseFileNamePrefix, omrsysinfo_get_pid(), omrtime_current_time_millis());
verboseManager = MM_VerboseManager::newInstance(env, exampleVM->_omrVM);
verboseManager->configureVerboseGC(exampleVM->_omrVM, verboseFile, numOfFiles, numOfCycles);
omrtty_printf("Verbose File: %s\n", verboseFile);
#if defined(OMRGCTEST_DEBUG)
omrtty_printf("Verbose GC log name: %s; numOfFiles: %d; numOfCycles: %d.\n", verboseFile, numOfFiles, numOfCycles);
#endif
verboseManager->enableVerboseGC();
verboseManager->setInitializedTime(omrtime_hires_clock());
/* create object table */
objectTable.create();
/* create root table */
exampleVM->rootTable = hashTableNew(
gcTestEnv->portLib, OMR_GET_CALLSITE(), 0, sizeof(RootEntry), 0, 0, OMRMEM_CATEGORY_MM,
rootTableHashFn, rootTableHashEqualFn, NULL, NULL);
}