PrinterType findSub(string, int &, int &);
//This is pretty easy. Just find the closing parenthesis.
-int findEndOfRegPrinter(string config, int startPos)
+int
+findEndOfRegPrinter(string config, int startPos)
{
int pos = config.find(")", startPos);
- if(pos == string::npos)
- {
- cerr << "Couldn't find the closing parenthesis for a reg printer" << endl;
+ if (pos == string::npos) {
+ cerr << "Couldn't find the closing " <<
+ "parenthesis for a reg printer" << endl;
return 0;
}
return pos;
//This is a little harder. We need to make sure we don't
//grab an ending parenthesis that belongs to the nesting printer.
-int findEndOfNestingPrinter(string config, int startPos)
+int
+findEndOfNestingPrinter(string config, int startPos)
{
int length = config.length();
int pos = startPos;
int endPos = length;
int parenPos = config.find(")", pos);
//If we didn't find an ending parenthesis at all, we're in trouble
- if(parenPos == string::npos)
- {
- cerr << "Couldn't find the closing parenthesis for a nesting printer on the first try" << endl;
+ if (parenPos == string::npos) {
+ cerr << "Couldn't find the closing " <<
+ "parenthesis for a nesting printer on the first try" << endl;
return 0;
}
//Keep pulling out embedded stuff until we can't any more
//we need to make sure we aren't skipping over the parenthesis
//that ends -this- printer.
PrinterType type = findSub(config, pos, endPos);
- if(type == PRINTER_ERROR)
+ if (type == PRINTER_ERROR)
return 0;
- while(type != PRINTER_NONE && endPos >= parenPos)
- {
+ while (type != PRINTER_NONE && endPos >= parenPos) {
//Find the next closest ending parenthesis since we passed
//up the last one
parenPos = config.find(")", endPos + 1);
//If we didn't find one, we're in trouble
- if(parenPos == string::npos)
- {
+ if (parenPos == string::npos) {
cerr << "Couldn't find the closing parenthesis for a nested printer on later tries" << endl;
return 0;
}
//Reset endPos so we search to the end of config
endPos = length;
type = findSub(config, pos, endPos);
- if(type == PRINTER_ERROR)
+ if (type == PRINTER_ERROR)
return 0;
}
//We ran out of embedded items, and we didn't pass up our last
//startPos and endPos are set to the beginning and end of the sub printer
//On entry, the search starts at index startPos and ends at either index
//endPos or a closing parenthesis, whichever comes first
-PrinterType findSub(string config, int & startPos, int & endPos)
+PrinterType
+findSub(string config, int & startPos, int & endPos)
{
int length = config.length();
//Figure out where the different types of sub printers may start
int nestingPos = config.find("~(", startPos);
//If a type of printer wasn't found, say it was found too far away.
//This simplifies things later
- if(regPos == string::npos)
+ if (regPos == string::npos)
regPos = endPos;
- if(nestingPos == string::npos)
+ if (nestingPos == string::npos)
nestingPos = endPos;
//If we find a closing paren, that marks the
//end of the region we're searching.
int closingPos = config.find(")", startPos);
- if(closingPos != string::npos &&
+ if (closingPos != string::npos &&
closingPos < regPos &&
closingPos < nestingPos)
return PRINTER_NONE;
//If we didn't find anything close enough, say so.
- if(regPos >= endPos && nestingPos >= endPos)
+ if (regPos >= endPos && nestingPos >= endPos)
return PRINTER_NONE;
//At this point, we know that one of the options starts legally
//We need to find which one is first and return that
- if(regPos < nestingPos)
- {
+ if (regPos < nestingPos) {
int regEnd = findEndOfRegPrinter(config, regPos + 2);
//If we couldn't find the end...
- if(!regEnd)
- {
+ if (!regEnd) {
cerr << "Couldn't find the end of the reg printer" << endl;
return PRINTER_ERROR;
}
startPos = regPos;
endPos = regEnd;
return PRINTER_REG;
- }
- else
- {
+ } else {
int nestingEnd = findEndOfNestingPrinter(config, nestingPos + 2);
//If we couldn't find the end...
- if(!nestingEnd)
- {
+ if (!nestingEnd) {
cerr << "Couldn't find the end of the nesting printer" << endl;
return PRINTER_ERROR;
}
}
//Set up a nesting printer. This printer can contain sub printers
-bool NestingPrinter::configure(string config)
+bool
+NestingPrinter::configure(string config)
{
//Clear out any old stuff
constStrings.clear();
int lastEndPos = -1;
//Try to find a sub printer
PrinterType type = findSub(config, startPos, endPos);
- if(type == PRINTER_ERROR)
- {
+ if (type == PRINTER_ERROR) {
cerr << "Problem finding first sub printer" << endl;
return false;
}
- while(type != PRINTER_NONE)
- {
- string prefix = config.substr(lastEndPos + 1, startPos - lastEndPos - 1);
+ while (type != PRINTER_NONE) {
+ string prefix = config.substr(lastEndPos + 1,
+ startPos - lastEndPos - 1);
lastEndPos = endPos;
constStrings.push_back(prefix);
string subConfig, subString;
//Set up the register printer
RegPrinter * regPrinter = new RegPrinter(child);
NestingPrinter * nestingPrinter = new NestingPrinter(child);
- switch(type)
- {
+ switch (type) {
//If we found a plain register printer
case PRINTER_REG:
numPrinters++;
//Get the register name
subConfig = config.substr(startPos + 2, endPos - startPos - 2);
- if(!regPrinter->configure(subConfig))
- {
+ if (!regPrinter->configure(subConfig)) {
delete regPrinter;
cerr << "Error configuring reg printer" << endl;
return false;
subConfig = config.substr(startPos + 2, endPos - startPos - 2);
lastCommaPos = string::npos;
commaPos = subConfig.find(",");
- if(commaPos == string::npos)
+ if (commaPos == string::npos)
return false;
childSwitchVar = child->getRegNum(subConfig.substr(0, commaPos));
- if(childSwitchVar == -1)
- {
+ if (childSwitchVar == -1) {
cerr << "Couldn't configure switching variable!" << endl;
return false;
}
//Eat up remaining arguments
- while(commaPos != string::npos)
- {
+ while (commaPos != string::npos) {
lastCommaPos = commaPos;
commaPos = subConfig.find(",", commaPos + 1);
}
- if(lastCommaPos != string::npos)
- {
- subConfig = subConfig.substr(lastCommaPos + 1, subConfig.length() - lastCommaPos - 1);
+ if (lastCommaPos != string::npos) {
+ subConfig = subConfig.substr(lastCommaPos + 1,
+ subConfig.length() - lastCommaPos - 1);
}
- if(!nestingPrinter->configure(subConfig))
- {
+ if (!nestingPrinter->configure(subConfig)) {
delete nestingPrinter;
cerr << "Error configuring nesting printer" << endl;
return false;
startPos = endPos + 1;
endPos = length;
type = findSub(config, startPos, endPos);
- if(type == PRINTER_ERROR)
- {
+ if (type == PRINTER_ERROR) {
cerr << "Unable to find subprinters on later tries" << endl;
return false;
}
return true;
}
-bool RegPrinter::configure(string config)
+bool
+RegPrinter::configure(string config)
{
//Figure out what our register number is based on the name we're given
int num = child->getRegNum(config);
- if(num == -1)
- {
+ if (num == -1) {
cerr << "Couldn't find register " << config << endl;
return false;
}
return true;
}
-ostream & NestingPrinter::writeOut(ostream & os)
+ostream &
+NestingPrinter::writeOut(ostream & os)
{
- if(switchVar == -1 || child->diffSinceUpdate(switchVar))
- {
+ if (switchVar == -1 || child->diffSinceUpdate(switchVar)) {
int x;
- for(x = 0; x < numPrinters; x++)
- {
+ for (x = 0; x < numPrinters; x++) {
os << constStrings[x];
os << printers[x];
}
return os;
}
-ostream & RegPrinter::writeOut(ostream & os)
+ostream &
+RegPrinter::writeOut(ostream & os)
{
os << child->printReg(intRegNum);
return os;
projects / gem5.git / blobdiff