290   Value *SrcStr = CI->getArgOperand(0);  in optimizeStrChr()  local
297     uint64_t Len = GetStringLength(SrcStr);  in optimizeStrChr()
305     return emitMemChr(SrcStr, CI->getArgOperand(1), // include nul.  in optimizeStrChr()
313   if (!getConstantStringInfo(SrcStr, Str)) {  in optimizeStrChr()
315       if (Value *StrLen = emitStrLen(SrcStr, B, DL, TLI))  in optimizeStrChr()
316         return B.CreateGEP(B.getInt8Ty(), SrcStr, StrLen, "strchr");  in optimizeStrChr()
329   return B.CreateGEP(B.getInt8Ty(), SrcStr, B.getInt64(I), "strchr");  in optimizeStrChr()
333   Value *SrcStr = CI->getArgOperand(0);  in optimizeStrRChr()  local
342   if (!getConstantStringInfo(SrcStr, Str)) {  in optimizeStrRChr()
345       return emitStrChr(SrcStr, '\0', B, TLI);  in optimizeStrRChr()
357   return B.CreateGEP(B.getInt8Ty(), SrcStr, B.getInt64(I), "strrchr");  in optimizeStrRChr()
594       std::string SrcStr = Str.str();  in optimizeStrNCpy()  local
595       SrcStr.resize(Len, '\0');  in optimizeStrNCpy()
596       Src = B.CreateGlobalString(SrcStr, "str");  in optimizeStrNCpy()
865   Value *SrcStr = CI->getArgOperand(0);  in optimizeMemChr()  local
881   if (!getConstantStringInfo(SrcStr, Str, 0, /*TrimAtNul=*/false))  in optimizeMemChr()
950   return B.CreateGEP(B.getInt8Ty(), SrcStr, B.getInt64(I), "memchr");  in optimizeMemChr()
1095   StringRef SrcStr;  in optimizeMemCCpy()  local
1102     if (!getConstantStringInfo(Src, SrcStr, /*Offset=*/0,  in optimizeMemCCpy()
1111   size_t Pos = SrcStr.find(StopChar->getSExtValue() & 0xFF);  in optimizeMemCCpy()
1113     if (N->getZExtValue() <= SrcStr.size()) {  in optimizeMemCCpy()