1 files changed, 43 insertions, 0 deletions
diff --git a/clang-r353983/include/llvm/IR/UseListOrder.h b/clang-r353983/include/llvm/IR/UseListOrder.h
new file mode 100644
index 00000000..a1f313e2
--- /dev/null
+++ b/clang-r353983/include/llvm/IR/UseListOrder.h
@@ -0,0 +1,43 @@
+//===- llvm/IR/UseListOrder.h - LLVM Use List Order -------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file has structures and command-line options for preserving use-list
+// order.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_IR_USELISTORDER_H
+#define LLVM_IR_USELISTORDER_H
+
+#include <cstddef>
+#include <vector>
+
+namespace llvm {
+
+class Function;
+class Value;
+
+/// Structure to hold a use-list order.
+struct UseListOrder {
+  const Value *V = nullptr;
+  const Function *F = nullptr;
+  std::vector<unsigned> Shuffle;
+
+  UseListOrder(const Value *V, const Function *F, size_t ShuffleSize)
+      : V(V), F(F), Shuffle(ShuffleSize) {}
+
+  UseListOrder() = default;
+  UseListOrder(UseListOrder &&) = default;
+  UseListOrder &operator=(UseListOrder &&) = default;
+};
+
+using UseListOrderStack = std::vector<UseListOrder>;
+
+} // end namespace llvm
+
+#endif // LLVM_IR_USELISTORDER_H