1 //===-- RegisterInfoPOSIX_riscv64.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_REGISTERINFOPOSIX_RISCV64_H
10 #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOPOSIX_RISCV64_H
11 
12 #include "RegisterInfoAndSetInterface.h"
13 #include "lldb/Target/RegisterContext.h"
14 #include "lldb/lldb-private.h"
15 #include <map>
16 
17 class RegisterInfoPOSIX_riscv64
18     : public lldb_private::RegisterInfoAndSetInterface {
19 public:
20   static const lldb_private::RegisterInfo *
21   GetRegisterInfoPtr(const lldb_private::ArchSpec &target_arch);
22   static uint32_t
23   GetRegisterInfoCount(const lldb_private::ArchSpec &target_arch);
24 
25 public:
26   enum { GPRegSet = 0, FPRegSet };
27 
28   struct GPR {
29     // note: gpr[0] is pc, not x0
30     uint64_t gpr[32];
31   };
32 
33   struct FPR {
34     uint64_t fpr[32];
35     uint32_t fcsr;
36   };
37 
38   struct VPR {
39     // The size should be VLEN*32 in bits, but we don't have VLEN here.
40     void *vpr;
41   };
42 
43   RegisterInfoPOSIX_riscv64(const lldb_private::ArchSpec &target_arch,
44                             lldb_private::Flags flags);
45 
46   size_t GetGPRSize() const override;
47 
48   size_t GetFPRSize() const override;
49 
50   const lldb_private::RegisterInfo *GetRegisterInfo() const override;
51 
52   uint32_t GetRegisterCount() const override;
53 
54   const lldb_private::RegisterSet *
55   GetRegisterSet(size_t reg_set) const override;
56 
57   size_t GetRegisterSetCount() const override;
58 
59   size_t GetRegisterSetFromRegisterIndex(uint32_t reg_index) const override;
60 
61 private:
62   const lldb_private::RegisterInfo *m_register_info_p;
63   uint32_t m_register_info_count;
64 };
65 
66 #endif
67