Initial Commit

thirdparty/capstone/suite/synctools/tablegen/include/llvm/CodeGen/RegAllocCommon.h

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+//===- RegAllocCommon.h - Utilities shared between allocators ---*- 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CODEGEN_REGALLOCCOMMON_H
+#define LLVM_CODEGEN_REGALLOCCOMMON_H
+
+#include <functional>
+
+namespace llvm {
+
+class TargetRegisterClass;
+class TargetRegisterInfo;
+
+typedef std::function<bool(const TargetRegisterInfo &TRI,
+                           const TargetRegisterClass &RC)> RegClassFilterFunc;
+
+/// Default register class filter function for register allocation. All virtual
+/// registers should be allocated.
+static inline bool allocateAllRegClasses(const TargetRegisterInfo &,
+                                         const TargetRegisterClass &) {
+  return true;
+}
+
+}
+
+#endif // LLVM_CODEGEN_REGALLOCCOMMON_H