Error = "Unable to find target for this triple (no targets are registered)";
return 0;
}
- const Target *Best = 0, *EquallyBest = 0;
- unsigned BestQuality = 0;
+ const Target *Matching = 0;
+ Triple::ArchType Arch = Triple(TT).getArch();
for (iterator it = begin(), ie = end(); it != ie; ++it) {
- if (unsigned Qual = it->TripleMatchQualityFn(TT)) {
- if (!Best || Qual > BestQuality) {
- Best = &*it;
- EquallyBest = 0;
- BestQuality = Qual;
- } else if (Qual == BestQuality)
- EquallyBest = &*it;
+ if (it->ArchMatchFn(Arch)) {
+ if (Matching) {
+ Error = std::string("Cannot choose between targets \"") +
+ Matching->Name + "\" and \"" + it->Name + "\"";
+ return 0;
+ }
+ Matching = &*it;
}
}
- if (!Best) {
+ if (!Matching) {
Error = "No available targets are compatible with this triple, "
"see -version for the available targets.";
return 0;
}
- // Otherwise, take the best target, but make sure we don't have two equally
- // good best targets.
- if (EquallyBest) {
- Error = std::string("Cannot choose between targets \"") +
- Best->Name + "\" and \"" + EquallyBest->Name + "\"";
- return 0;
- }
-
- return Best;
+ return Matching;
}
void TargetRegistry::RegisterTarget(Target &T,
const char *Name,
const char *ShortDesc,
- Target::TripleMatchQualityFnTy TQualityFn,
+ Target::ArchMatchFnTy ArchMatchFn,
bool HasJIT) {
- assert(Name && ShortDesc && TQualityFn &&
+ assert(Name && ShortDesc && ArchMatchFn &&
"Missing required target information!");
// Check if this target has already been initialized, we allow this as a
T.Name = Name;
T.ShortDesc = ShortDesc;
- T.TripleMatchQualityFn = TQualityFn;
+ T.ArchMatchFn = ArchMatchFn;
T.HasJIT = HasJIT;
}
return TheTarget;
}
-static int TargetArraySortFn(const void *LHS, const void *RHS) {
- typedef std::pair<StringRef, const Target*> pair_ty;
- return ((const pair_ty*)LHS)->first.compare(((const pair_ty*)RHS)->first);
+static int TargetArraySortFn(const std::pair<StringRef, const Target *> *LHS,
+ const std::pair<StringRef, const Target *> *RHS) {
+ return LHS->first.compare(RHS->first);
}
void TargetRegistry::printRegisteredTargetsForVersion() {