468   Value *SrcStr = CI->getArgOperand(0);  in optimizeStrChr()  local
472   if (isOnlyUsedInEqualityComparison(CI, SrcStr))  in optimizeStrChr()
479     uint64_t Len = GetStringLength(SrcStr);  in optimizeStrChr()
494                      emitMemChr(SrcStr, CharVal, // include nul.  in optimizeStrChr()
510   if (!getConstantStringInfo(SrcStr, Str)) {  in optimizeStrChr()
512       if (Value *StrLen = emitStrLen(SrcStr, B, DL, TLI))  in optimizeStrChr()
513         return B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, StrLen, "strchr");  in optimizeStrChr()
526   return B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, B.getInt64(I), "strchr");  in optimizeStrChr()
530   Value *SrcStr = CI->getArgOperand(0);  in optimizeStrRChr()  local
536   if (!getConstantStringInfo(SrcStr, Str)) {  in optimizeStrRChr()
539       return copyFlags(*CI, emitStrChr(SrcStr, '\0', B, TLI));  in optimizeStrRChr()
550   return copyFlags(*CI, emitMemRChr(SrcStr, CharVal, Size, B, DL, TLI));  in optimizeStrRChr()
909     std::string SrcStr = Str.str();  in optimizeStringNCpy()  local
912     SrcStr.resize(N, '\0');  in optimizeStringNCpy()
913     Src = B.CreateGlobalString(SrcStr, "str");  in optimizeStringNCpy()
1212   Value *SrcStr = CI->getArgOperand(0);  in optimizeMemRChr()  local
1227       Value *Val = B.CreateLoad(B.getInt8Ty(), SrcStr, "memrchr.char0");  in optimizeMemRChr()
1231       return B.CreateSelect(Cmp, SrcStr, NullPtr, "memrchr.sel");  in optimizeMemRChr()
1236   if (!getConstantStringInfo(SrcStr, Str, /*TrimAtNul=*/false))  in optimizeMemRChr()
1263       return B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, B.getInt64(Pos));  in optimizeMemRChr()
1272       Value *SrcPlus = B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr,  in optimizeMemRChr()
1295       B.CreateInBoundsGEP(Int8Ty, SrcStr, SizeM1, "memrchr.ptr_plus");  in optimizeMemRChr()
1300   Value *SrcStr = CI->getArgOperand(0);  in optimizeMemChr()  local
1305     if (isOnlyUsedInEqualityComparison(CI, SrcStr))  in optimizeMemChr()
1322       Value *Val = B.CreateLoad(B.getInt8Ty(), SrcStr, "memchr.char0");  in optimizeMemChr()
1326       return B.CreateSelect(Cmp, SrcStr, NullPtr, "memchr.sel");  in optimizeMemChr()
1331   if (!getConstantStringInfo(SrcStr, Str, /*TrimAtNul=*/false))  in optimizeMemChr()
1346     Value *SrcPlus = B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, B.getInt64(Pos),  in optimizeMemChr()
1386       Value *SrcPlus = B.CreateInBoundsGEP(B.getInt8Ty(), SrcStr, PosVal);  in optimizeMemChr()
1394     return B.CreateSelect(And, SrcStr, Sel1, "memchr.sel2");  in optimizeMemChr()
1398     if (isOnlyUsedInEqualityComparison(CI, SrcStr))  in optimizeMemChr()
1641   StringRef SrcStr;  in optimizeMemCCpy()  local
1648     if (!getConstantStringInfo(Src, SrcStr, /*TrimAtNul=*/false) ||  in optimizeMemCCpy()
1657   size_t Pos = SrcStr.find(StopChar->getSExtValue() & 0xFF);  in optimizeMemCCpy()
1659     if (N->getZExtValue() <= SrcStr.size()) {  in optimizeMemCCpy()