symbolTable* searchSymbol(symbolTable* table, char* ident) {
symbolTable* curTable = table;
do {
if(containsSymbol(curTable, ident)) {
return curTable;
} else if (curTable->scope != GLOBAL_SCOPE) {
curTable = curTable->parent;
}
} while(curTable->scope != GLOBAL_SCOPE);
if(containsSymbol(curTable, ident)) {
return curTable;
} else {
return NULL;
}
}
ModuleLinkerPass::StringVector ModuleLinkerPass::getAllUndefinedSymbols() const
{
StringVector undefined;
if(_linkedModule == 0) return undefined;
StringSet encountered;
for(auto kernel = _linkedModule->kernels().begin();
kernel != _linkedModule->kernels().end(); ++kernel)
{
auto symbolsUsedByKernel = getAllSymbolsUsedByThisKernel(kernel->first,
_linkedModule);
for(auto symbol = symbolsUsedByKernel.begin();
symbol != symbolsUsedByKernel.end(); ++symbol)
{
if(!encountered.insert(*symbol).second) continue;
if(!containsSymbol(*_linkedModule, *kernel->second, *symbol))
{
undefined.push_back(*symbol);
}
}
}
return undefined;
}
//virtual
bool CUnitDefinitionDB::add(const CUnitDefinition & src)
{
// This form will construct a copy, before adding (inherited
// from CCopasiVectorN). When the CUnitDefinition
// copy constructor is called, an exception will be thrown if
// the symbol is already in use.
// If it's symbol is already present, this form will not add
// a pointer to the src object, and will return false.
if (containsSymbol(src.getSymbol()) ||
getIndex(src.getObjectName()) != C_INVALID_INDEX)
{
return false;
}
CUnitDefinition * pCopy = NULL;
try
{
pCopy = new CUnitDefinition(src, this);
}
catch (...)
{
return false;
}
return true;
}
//virtual
bool CUnitDefinitionDB::add(CUnitDefinition * src, bool adopt)
{
// If it's symbol is already present, this form will not add
// a pointer to the src object, and will return false.
if (containsSymbol(src->getSymbol()) ||
getIndex(src->getObjectName()) != C_INVALID_INDEX)
{
return false;
}
CCopasiVectorN< CUnitDefinition >::add(src, adopt);
mSymbolToUnitDefinitions[src->getSymbol()] = src;
if (src->getSymbol() == "\xCE\xA9")
{
mSymbolToUnitDefinitions["O"] = src;
}
return true;
}
/*
* Returns the ID for a symbol or a negative value (-1), if it does not exists.
* Use add_symbol() as often as possible, if a non const method is ok.
*/
ID resolve_symbol(const Symbol & symbol) const {
return containsSymbol(symbol) ? external_to_internal.find(symbol)->second : -1; // return -1, if the symbol does not exist in the signature.
}
