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diff --git a/source/Plugins/ABI/SysV-arc/ABISysV_arc.h b/source/Plugins/ABI/SysV-arc/ABISysV_arc.h
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+++ b/source/Plugins/ABI/SysV-arc/ABISysV_arc.h
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+//===-- ArchitectureArc.h ---------------------------------------*- 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 liblldb_ABISysV_arc_h_
+#define liblldb_ABISysV_arc_h_
+
+// Other libraries and framework includes
+#include <llvm/ADT/Optional.h>
+
+// Project includes
+#include "lldb/Target/ABI.h"
+#include "lldb/lldb-private.h"
+
+class ABISysV_arc : public lldb_private::ABI {
+public:
+ ~ABISysV_arc() override = default;
+
+ size_t GetRedZoneSize() const override;
+
+ bool PrepareTrivialCall(lldb_private::Thread &thread, lldb::addr_t sp,
+ lldb::addr_t functionAddress,
+ lldb::addr_t returnAddress,
+ llvm::ArrayRef<lldb::addr_t> args) const override;
+
+ // Special thread plan for GDB style non-jit function calls.
+ bool
+ PrepareTrivialCall(lldb_private::Thread &thread, lldb::addr_t sp,
+ lldb::addr_t functionAddress, lldb::addr_t returnAddress,
+ llvm::Type &prototype,
+ llvm::ArrayRef<ABI::CallArgument> args) const override;
+
+ bool GetArgumentValues(lldb_private::Thread &thread,
+ lldb_private::ValueList &values) const override;
+
+ lldb_private::Status
+ SetReturnValueObject(lldb::StackFrameSP &frame_sp,
+ lldb::ValueObjectSP &new_value) override;
+
+ lldb::ValueObjectSP
+ GetReturnValueObjectImpl(lldb_private::Thread &thread,
+ lldb_private::CompilerType &type) const override;
+
+ // Specialized to work with llvm IR types.
+ lldb::ValueObjectSP GetReturnValueObjectImpl(lldb_private::Thread &thread,
+ llvm::Type &type) const override;
+
+ bool
+ CreateFunctionEntryUnwindPlan(lldb_private::UnwindPlan &unwind_plan) override;
+
+ bool CreateDefaultUnwindPlan(lldb_private::UnwindPlan &unwind_plan) override;
+
+ bool RegisterIsVolatile(const lldb_private::RegisterInfo *reg_info) override;
+
+ bool CallFrameAddressIsValid(lldb::addr_t cfa) override {
+ // Stack call frame address must be 4 byte aligned.
+ return (cfa & 0x3ull) == 0;
+ }
+
+ bool CodeAddressIsValid(lldb::addr_t pc) override {
+ // Code addresse must be 2 byte aligned.
+ return (pc & 1ull) == 0;
+ }
+
+ const lldb_private::RegisterInfo *
+ GetRegisterInfoArray(uint32_t &count) override;
+
+ //------------------------------------------------------------------
+ // Static Functions
+ //------------------------------------------------------------------
+
+ static void Initialize();
+
+ static void Terminate();
+
+ static lldb::ABISP CreateInstance(lldb::ProcessSP process_sp,
+ const lldb_private::ArchSpec &arch);
+
+ static lldb_private::ConstString GetPluginNameStatic();
+
+ //------------------------------------------------------------------
+ // PluginInterface protocol
+ //------------------------------------------------------------------
+
+ lldb_private::ConstString GetPluginName() override;
+
+ uint32_t GetPluginVersion() override;
+
+private:
+ lldb::ValueObjectSP
+ GetReturnValueObjectSimple(lldb_private::Thread &thread,
+ lldb_private::CompilerType &ast_type) const;
+
+ bool IsRegisterFileReduced(lldb_private::RegisterContext &reg_ctx) const;
+
+ using lldb_private::ABI::ABI; // Call CreateInstance instead.
+
+ using RegisterFileFlag = llvm::Optional<bool>;
+ mutable RegisterFileFlag m_is_reg_file_reduced;
+};
+
+#endif // liblldb_ABISysV_arc_h_