1 //===-- RegisterContextPOSIX_arm.h ------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM_H
10 #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM_H
11 
12 #include "RegisterInfoInterface.h"
13 #include "RegisterInfoPOSIX_arm.h"
14 #include "lldb/Target/RegisterContext.h"
15 #include "lldb/Utility/Log.h"
16 
17 class RegisterContextPOSIX_arm : public lldb_private::RegisterContext {
18 public:
19   RegisterContextPOSIX_arm(
20       lldb_private::Thread &thread,
21       std::unique_ptr<RegisterInfoPOSIX_arm> register_info);
22 
23   ~RegisterContextPOSIX_arm() override;
24 
25   void Invalidate();
26 
27   void InvalidateAllRegisters() override;
28 
29   size_t GetRegisterCount() override;
30 
31   virtual size_t GetGPRSize();
32 
33   virtual unsigned GetRegisterSize(unsigned reg);
34 
35   virtual unsigned GetRegisterOffset(unsigned reg);
36 
37   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
38 
39   size_t GetRegisterSetCount() override;
40 
41   const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
42 
43   const char *GetRegisterName(unsigned reg);
44 
45 protected:
46   std::unique_ptr<RegisterInfoPOSIX_arm> m_register_info_up;
47 
48   virtual const lldb_private::RegisterInfo *GetRegisterInfo();
49 
50   bool IsGPR(unsigned reg);
51 
52   bool IsFPR(unsigned reg);
53 
54   size_t GetFPUSize() { return sizeof(RegisterInfoPOSIX_arm::FPU); }
55 
56   virtual bool ReadGPR() = 0;
57   virtual bool ReadFPR() = 0;
58   virtual bool WriteGPR() = 0;
59   virtual bool WriteFPR() = 0;
60 };
61 
62 #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTPOSIX_ARM_H
63