[clang] [llvm] [clang][SPARC] Pass 16-aligned 16-byte structs as i128 in CC (PR #155829)

[via llvm-commits]

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@@ -275,10 +276,14 @@ SparcV9ABIInfo::classifyType(QualType Ty, unsigned SizeLimit) const {
   // Try to use the original type for coercion.
   llvm::Type *CoerceTy = CB.isUsableType(StrTy) ? StrTy : CB.getType();
 
+  // We use a pair of i64 for 9-16 byte aggregate with 8 byte alignment.
+  // For 9-16 byte aggregates with 16 byte alignment, we use i128.
+  llvm::Type *WideTy = llvm::Type::getIntNTy(getVMContext(), 128);
+  bool UseI128 = (Size > 64) && (Size <= 128) && (Alignment == 128);
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koachan wrote:

Done~

https://github.com/llvm/llvm-project/pull/155829