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