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eliminate the last uses of GetConstantStringInfo from this file, I didn't realize I was that close...

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llvm-svn: 149354
This commit is contained in:
Chris Lattner 2012-01-31 04:54:27 +00:00
parent a71c1f9470
commit 3ca194bce8
1 changed files with 7 additions and 7 deletions
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14
lib/Transforms/Scalar/SimplifyLibCalls.cpp
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@ -545,9 +545,9 @@ struct StrPBrkOpt : public LibCallOptimization {
FT->getReturnType() != FT->getParamType(0)) FT->getReturnType() != FT->getParamType(0))
return 0; return 0;
std::string S1, S2; StringRef S1, S2;
bool HasS1 = GetConstantStringInfo(CI->getArgOperand(0), S1); bool HasS1 = getConstantStringInfo(CI->getArgOperand(0), S1);
bool HasS2 = GetConstantStringInfo(CI->getArgOperand(1), S2); bool HasS2 = getConstantStringInfo(CI->getArgOperand(1), S2);
// strpbrk(s, "") -> NULL // strpbrk(s, "") -> NULL
// strpbrk("", s) -> NULL // strpbrk("", s) -> NULL
@ -694,9 +694,9 @@ struct StrStrOpt : public LibCallOptimization {
} }
// See if either input string is a constant string. // See if either input string is a constant string.
std::string SearchStr, ToFindStr; StringRef SearchStr, ToFindStr;
bool HasStr1 = GetConstantStringInfo(CI->getArgOperand(0), SearchStr); bool HasStr1 = getConstantStringInfo(CI->getArgOperand(0), SearchStr);
bool HasStr2 = GetConstantStringInfo(CI->getArgOperand(1), ToFindStr); bool HasStr2 = getConstantStringInfo(CI->getArgOperand(1), ToFindStr);
// fold strstr(x, "") -> x. // fold strstr(x, "") -> x.
if (HasStr2 && ToFindStr.empty()) if (HasStr2 && ToFindStr.empty())
@ -706,7 +706,7 @@ struct StrStrOpt : public LibCallOptimization {
if (HasStr1 && HasStr2) { if (HasStr1 && HasStr2) {
std::string::size_type Offset = SearchStr.find(ToFindStr); std::string::size_type Offset = SearchStr.find(ToFindStr);
if (Offset == std::string::npos) // strstr("foo", "bar") -> null if (Offset == StringRef::npos) // strstr("foo", "bar") -> null
return Constant::getNullValue(CI->getType()); return Constant::getNullValue(CI->getType());
// strstr("abcd", "bc") -> gep((char*)"abcd", 1) // strstr("abcd", "bc") -> gep((char*)"abcd", 1)