extern C void SECTION(".entry") _entry()
{
int ret, argc;
char *arguments;
char **argv;
/* Setup the heap, C++ constructors and default mounts. */
setupHeap();
runConstructors();
setupMappings();
/* Allocate buffer for arguments. */
argc = 0;
argv = (char **) new char[ARGV_COUNT];
arguments = (char *) ARGV_ADDR;
/* Fill in arguments list. */
while (argc < ARGV_COUNT && *arguments)
{
argv[argc] = arguments;
arguments += ARGV_SIZE;
argc++;
}
/* Pass control to the program. */
ret = main(argc, argv);
/* Terminate execution. */
runDestructors();
exit(ret);
}
/**
* @see PhysicalOperator::execute
*/
shared_ptr<Array> execute(vector< shared_ptr<Array> >& inputArrays, shared_ptr<Query> query)
{
assert(inputArrays.size() == 1);
shared_ptr<Array>& srcArray = inputArrays[0];
ArrayDesc const& srcArrayDesc = srcArray->getArrayDesc();
Attributes const& destAttrs = _schema.getAttributes(true); // true = exclude empty tag.
Dimensions const& destDims = _schema.getDimensions();
vector<AggregatePtr> aggregates (destAttrs.size());
vector<size_t> attrMapping(destAttrs.size());
vector<size_t> dimMapping(_schema.getDimensions().size());
setupMappings(srcArrayDesc, aggregates, attrMapping, dimMapping, destAttrs, destDims);
ElapsedMilliSeconds timing;
RedistributeMode redistributeMode(AUTO);
if (haveAggregatesOrSynthetic(srcArrayDesc)) {
//XXX TODO: until redistributeAggregate() is cut over to pullRedistribute(),
// the aggreagted SG does not enforce data integrity
redistributeMode = AGGREGATED;
} else if ( isStrict()) {
redistributeMode = VALIDATED;
}
return redimensionArray(srcArray,
attrMapping,
dimMapping,
aggregates,
query,
timing,
redistributeMode);
}
