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Triple: refactor redundant code.

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Should be no functional change, since most of the logic removed was
completely pointless (after some previous refactoring) and the rest
duplicated elsewhere.

Patch by Kamil Rytarowski.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228926 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tim Northover 2015-02-12 15:12:13 +00:00
parent fb107d8bf0
commit 6950b93dfd
1 changed files with 5 additions and 19 deletions
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24
lib/Support/Unix/Host.inc
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@ -35,29 +35,15 @@ static std::string getOSVersion() {
}
std::string sys::getDefaultTargetTriple() {
StringRef TargetTripleString(LLVM_DEFAULT_TARGET_TRIPLE);
std::pair<StringRef, StringRef> ArchSplit = TargetTripleString.split('-');
// Normalize the arch, since the target triple may not actually match the
// target.
std::string Arch = ArchSplit.first;
std::string Triple(Arch);
Triple += '-';
Triple += ArchSplit.second;
// Force i<N>86 to i386.
if (Triple[0] == 'i' && isdigit(Triple[1]) &&
Triple[2] == '8' && Triple[3] == '6')
Triple[1] = '3';
std::string TargetTripleString(LLVM_DEFAULT_TARGET_TRIPLE);
// On darwin, we want to update the version to match that of the
// target.
std::string::size_type DarwinDashIdx = Triple.find("-darwin");
std::string::size_type DarwinDashIdx = TargetTripleString.find("-darwin");
if (DarwinDashIdx != std::string::npos) {
Triple.resize(DarwinDashIdx + strlen("-darwin"));
Triple += getOSVersion();
TargetTripleString.resize(DarwinDashIdx + strlen("-darwin"));
TargetTripleString += getOSVersion();
}
return Triple::normalize(Triple);
return Triple::normalize(TargetTripleString);
}