================
@@ -485,6 +485,24 @@ ABIArgInfo AArch64ABIInfo::classifyArgumentType(QualType
Ty, bool IsVariadicFn,
}
Size = llvm::alignTo(Size, Alignment);
+ // If the Aggregate is made up of pointers, use an array of pointers for
the
+ // coerced type. This prevents having to convert ptr2int->int2ptr through
+ // the call, allowing alias analysis to produce better code.
+ if (const RecordType *RT = Ty->getAs<RecordType>()) {
+ if (const RecordDecl *RD = RT->getDecl()) {
+ if (all_of(RD->fields(), [](FieldDecl *FD) {
+ return FD->getType()->isPointerOrReferenceType();
----------------
davemgreen wrote:
Thanks - isHomogeneousAggregate was useful to look at. Let me know if there are
any other tests that would be useful to add.
https://github.com/llvm/llvm-project/pull/135064
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