================
@@ -128,8 +128,54 @@ class AIXABIInfo : public ABIInfo {
RValue EmitVAArg(CodeGenFunction &CGF, Address VAListAddr, QualType Ty,
AggValueSlot Slot) const override;
+
+ using ABIInfo::appendAttributeMangling;
+ void appendAttributeMangling(TargetClonesAttr *Attr, unsigned Index,
+ raw_ostream &Out) const override;
+ void appendAttributeMangling(StringRef AttrStr,
+ raw_ostream &Out) const override;
};
+void AIXABIInfo::appendAttributeMangling(TargetClonesAttr *Attr, unsigned
Index,
+ raw_ostream &Out) const {
+ appendAttributeMangling(Attr->getFeatureStr(Index), Out);
+}
+
+void AIXABIInfo::appendAttributeMangling(StringRef AttrStr,
+ raw_ostream &Out) const {
+ if (AttrStr == "default") {
+ Out << ".default";
+ return;
+ }
+
+ Out << '.';
+ const TargetInfo &TI = CGT.getTarget();
+ ParsedTargetAttr Info = TI.parseTargetAttr(AttrStr);
+
+ llvm::sort(Info.Features, [&TI](StringRef LHS, StringRef RHS) {
+ // Multiversioning doesn't allow "no-${feature}", so we can
+ // only have "+" prefixes here.
+ assert(LHS.starts_with("+") && RHS.starts_with("+") &&
----------------
diggerlin wrote:
in the patch, there is new add code,
Ret.Features.push_back("-" + Feature.split("-").second.str());
that means there is attribute feature begin with '-`' , why
assert(LHS.starts_with("+") && RHS.starts_with("+") &&
"Features should always have a prefix.");
is there something error ?
https://github.com/llvm/llvm-project/pull/177428
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