Add isFixed, getZero, getScalableFixedMin/Max convenience methods

llvm · Jun 21, 2024 · f5e8555 · f5e8555
1 parent 6265205
commit f5e8555
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Showing 2 changed files with 140 additions and 122 deletions.
diff --git a/llvm/include/llvm/Support/TypeSize.h b/llvm/include/llvm/Support/TypeSize.h
@@ -170,6 +170,9 @@ template <typename LeafTy, typename ValueTy> class FixedOrScalableQuantity {
   /// Returns whether the quantity is scaled by a runtime quantity (vscale).
   constexpr bool isScalable() const { return Scalable; }
 
+  /// Returns true if the quantity is not scaled by vscale.
+  constexpr bool isFixed() const { return !Scalable; }
+
   /// A return value of true indicates we know at compile time that the number
   /// of elements (vscale * Min) is definitely even. However, returning false
   /// does not guarantee that the total number of elements is odd.