408   Value *SrcStr = CI->getArgOperand(0);  in optimizeStrChr()  local
412   if (isOnlyUsedInEqualityComparison(CI, SrcStr))  in optimizeStrChr()
419     uint64_t Len = GetStringLength(SrcStr);  in optimizeStrChr()
432         emitMemChr(SrcStr, CharVal, // include nul.  in optimizeStrChr()
448   if (!getConstantStringInfo(SrcStr, Str)) {  in optimizeStrChr()
450       if (Value *StrLen = emitStrLen(SrcStr, B, DL, TLI))  in optimizeStrChr()
451         return B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, StrLen, "strchr");  in optimizeStrChr()
464   return B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, B.getInt64(I), "strchr");  in optimizeStrChr()
468   Value *SrcStr = CI->getArgOperand(0);  in optimizeStrRChr()  local
474   if (!getConstantStringInfo(SrcStr, Str)) {  in optimizeStrRChr()
477       return copyFlags(*CI, emitStrChr(SrcStr, '\0', B, TLI));  in optimizeStrRChr()
486   return copyFlags(*CI, emitMemRChr(SrcStr, CharVal, Size, B, DL, TLI));  in optimizeStrRChr()
741       std::string SrcStr = Str.str();  in optimizeStrNCpy()  local
742       SrcStr.resize(Len, '\0');  in optimizeStrNCpy()
743       Src = B.CreateGlobalString(SrcStr, "str");  in optimizeStrNCpy()
1043   Value *SrcStr = CI->getArgOperand(0);  in optimizeMemRChr()  local
1058       Value *Val = B.CreateLoad(B.getInt8Ty(), SrcStr, "memrchr.char0");  in optimizeMemRChr()
1062       return B.CreateSelect(Cmp, SrcStr, NullPtr, "memrchr.sel");  in optimizeMemRChr()
1067   if (!getConstantStringInfo(SrcStr, Str, 0, /*TrimAtNul=*/false))  in optimizeMemRChr()
1094       return B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, B.getInt64(Pos));  in optimizeMemRChr()
1103       Value *SrcPlus = B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr,  in optimizeMemRChr()
1126       B.CreateInBoundsGEP(Int8Ty, SrcStr, SizeM1, "memrchr.ptr_plus");  in optimizeMemRChr()
1131   Value *SrcStr = CI->getArgOperand(0);  in optimizeMemChr()  local
1136     if (isOnlyUsedInEqualityComparison(CI, SrcStr))  in optimizeMemChr()
1153       Value *Val = B.CreateLoad(B.getInt8Ty(), SrcStr, "memchr.char0");  in optimizeMemChr()
1157       return B.CreateSelect(Cmp, SrcStr, NullPtr, "memchr.sel");  in optimizeMemChr()
1162   if (!getConstantStringInfo(SrcStr, Str, 0, /*TrimAtNul=*/false))  in optimizeMemChr()
1177     Value *SrcPlus = B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, B.getInt64(Pos),  in optimizeMemChr()
1217       Value *SrcPlus = B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, PosVal);  in optimizeMemChr()
1225     return B.CreateSelect(And, SrcStr, Sel1, "memchr.sel2");  in optimizeMemChr()
1229     if (isOnlyUsedInEqualityComparison(CI, SrcStr))  in optimizeMemChr()
1455   StringRef SrcStr;  in optimizeMemCCpy()  local
1462     if (!getConstantStringInfo(Src, SrcStr, /*Offset=*/0,  in optimizeMemCCpy()
1472   size_t Pos = SrcStr.find(StopChar->getSExtValue() & 0xFF);  in optimizeMemCCpy()
1474     if (N->getZExtValue() <= SrcStr.size()) {  in optimizeMemCCpy()