2365   StringRef FormatStr;  in optimizePrintFString()  local
2366   if (!getConstantStringInfo(CI->getArgOperand(0), FormatStr))  in optimizePrintFString()
2370   if (FormatStr.empty()) // Tolerate printf's declared void.  in optimizePrintFString()
2380   if (FormatStr.size() == 1 || FormatStr == "%%")  in optimizePrintFString()
2381     return emitPutChar(B.getInt32(FormatStr[0]), B, TLI);  in optimizePrintFString()
2384   if (FormatStr == "%s" && CI->getNumArgOperands() > 1) {  in optimizePrintFString()
2404   if (FormatStr.back() == '\n' &&  in optimizePrintFString()
2405       FormatStr.find('%') == StringRef::npos) { // No format characters.  in optimizePrintFString()
2408     FormatStr = FormatStr.drop_back();  in optimizePrintFString()
2409     Value *GV = B.CreateGlobalString(FormatStr, "str");  in optimizePrintFString()
2415   if (FormatStr == "%c" && CI->getNumArgOperands() > 1 &&  in optimizePrintFString()
2420   if (FormatStr == "%s\n" && CI->getNumArgOperands() > 1 &&  in optimizePrintFString()
2466   StringRef FormatStr;  in optimizeSPrintFString()  local
2467   if (!getConstantStringInfo(CI->getArgOperand(1), FormatStr))  in optimizeSPrintFString()
2475     if (FormatStr.find('%') != StringRef::npos)  in optimizeSPrintFString()
2482                          FormatStr.size() + 1)); // Copy the null byte.  in optimizeSPrintFString()
2483     return ConstantInt::get(CI->getType(), FormatStr.size());  in optimizeSPrintFString()
2488   if (FormatStr.size() != 2 || FormatStr[0] != '%' ||  in optimizeSPrintFString()
2493   if (FormatStr[1] == 'c') {  in optimizeSPrintFString()
2506   if (FormatStr[1] == 's') {  in optimizeSPrintFString()
2595   StringRef FormatStr;  in optimizeSnPrintFString()  local
2596   if (!getConstantStringInfo(CI->getArgOperand(2), FormatStr))  in optimizeSnPrintFString()
2603     if (FormatStr.find('%') != StringRef::npos)  in optimizeSnPrintFString()
2607       return ConstantInt::get(CI->getType(), FormatStr.size());  in optimizeSnPrintFString()
2608     else if (N < FormatStr.size() + 1)  in optimizeSnPrintFString()
2616                          FormatStr.size() + 1)); // Copy the null byte.  in optimizeSnPrintFString()
2617     return ConstantInt::get(CI->getType(), FormatStr.size());  in optimizeSnPrintFString()
2622   if (FormatStr.size() == 2 && FormatStr[0] == '%' &&  in optimizeSnPrintFString()
2626     if (FormatStr[1] == 'c') {  in optimizeSnPrintFString()
2644     if (FormatStr[1] == 's') {  in optimizeSnPrintFString()
2680   StringRef FormatStr;  in optimizeFPrintFString()  local
2681   if (!getConstantStringInfo(CI->getArgOperand(1), FormatStr))  in optimizeFPrintFString()
2693     if (FormatStr.find('%') != StringRef::npos)  in optimizeFPrintFString()
2698         ConstantInt::get(DL.getIntPtrType(CI->getContext()), FormatStr.size()),  in optimizeFPrintFString()
2704   if (FormatStr.size() != 2 || FormatStr[0] != '%' ||  in optimizeFPrintFString()
2709   if (FormatStr[1] == 'c') {  in optimizeFPrintFString()
2716   if (FormatStr[1] == 's') {  in optimizeFPrintFString()