1 //===-- RegisterContextPOSIX_ppc64le.h --------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef liblldb_RegisterContextPOSIX_ppc64le_h_
11 #define liblldb_RegisterContextPOSIX_ppc64le_h_
12 
13 #include "Plugins/Process/Utility/lldb-ppc64le-register-enums.h"
14 #include "RegisterInfoInterface.h"
15 #include "Utility/PPC64LE_DWARF_Registers.h"
16 #include "lldb/Target/RegisterContext.h"
17 #include "lldb/Utility/Log.h"
18 
19 class RegisterContextPOSIX_ppc64le : public lldb_private::RegisterContext {
20 public:
21   RegisterContextPOSIX_ppc64le(
22       lldb_private::Thread &thread, uint32_t concrete_frame_idx,
23       lldb_private::RegisterInfoInterface *register_info);
24 
25   void InvalidateAllRegisters() override;
26 
27   size_t GetRegisterCount() override;
28 
29   virtual size_t GetGPRSize();
30 
31   virtual unsigned GetRegisterSize(unsigned reg);
32 
33   virtual unsigned GetRegisterOffset(unsigned reg);
34 
35   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
36 
37   size_t GetRegisterSetCount() override;
38 
39   const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
40 
41   const char *GetRegisterName(unsigned reg);
42 
43   uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
44                                                uint32_t num) override;
45 
46 protected:
47   // 64-bit general purpose registers.
48   uint64_t m_gpr_ppc64le[k_num_gpr_registers_ppc64le];
49 
50   // floating-point registers including extended register.
51   uint64_t m_fpr_ppc64le[k_num_fpr_registers_ppc64le];
52 
53   // VMX registers.
54   uint64_t m_vmx_ppc64le[k_num_vmx_registers_ppc64le * 2];
55 
56   // VSX registers.
57   uint64_t m_vsx_ppc64le[k_num_vsx_registers_ppc64le * 2];
58 
59   std::unique_ptr<lldb_private::RegisterInfoInterface> m_register_info_ap;
60 
61   // Determines if an extended register set is supported on the processor
62   // running the inferior process.
63   virtual bool IsRegisterSetAvailable(size_t set_index);
64 
65   virtual const lldb_private::RegisterInfo *GetRegisterInfo();
66 
67   bool IsGPR(unsigned reg);
68 
69   bool IsFPR(unsigned reg);
70 
71   bool IsVMX(unsigned reg);
72 
73   bool IsVSX(unsigned reg);
74 
75   lldb::ByteOrder GetByteOrder();
76 };
77 
78 #endif // liblldb_RegisterContextPOSIX_ppc64le_h_
79