[TargetInfo] Use llvm::alignOf() instead of rewriting it. NFCI.

llvm-svn: 299364

diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp
index 34128f3..fadbcea 100644 (file)
--- a/clang/lib/CodeGen/TargetInfo.cpp
+++ b/clang/lib/CodeGen/TargetInfo.cpp
@@ -4917,7 +4917,7 @@ ABIArgInfo AArch64ABIInfo::classifyArgumentType(QualType Ty) const {
       return coerceToIntArray(Ty, getContext(), getVMContext());
     }
     unsigned Alignment = getContext().getTypeAlign(Ty);
-    Size = 64 * ((Size + 63) / 64); // round up to multiple of 8 bytes
+    Size = llvm::alignTo(Size, 64); // round up to multiple of 8 bytes
 
     // We use a pair of i64 for 16-byte aggregate with 8-byte alignment.
     // For aggregates with 16-byte alignment, we use i128.
@@ -4967,7 +4967,7 @@ ABIArgInfo AArch64ABIInfo::classifyReturnType(QualType RetTy) const {
       return coerceToIntArray(RetTy, getContext(), getVMContext());
     }
     unsigned Alignment = getContext().getTypeAlign(RetTy);
-    Size = 64 * ((Size + 63) / 64); // round up to multiple of 8 bytes
+    Size = llvm::alignTo(Size, 64); // round up to multiple of 8 bytes
 
     // We use a pair of i64 for 16-byte aggregate with 8-byte alignment.
     // For aggregates with 16-byte alignment, we use i128.