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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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOPOSIX_RISCV64_H10#define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERINFOPOSIX_RISCV64_H11 12#include "RegisterInfoAndSetInterface.h"13#include "lldb/Target/RegisterContext.h"14#include "lldb/Utility/Flags.h"15#include "lldb/lldb-private.h"16#include <map>17 18class RegisterInfoPOSIX_riscv6419 : public lldb_private::RegisterInfoAndSetInterface {20public:21 enum { GPRegSet = 0 };22 23 // RISC-V64 register set mask value24 enum {25 eRegsetMaskDefault = 0,26 eRegsetMaskFP = 1,27 eRegsetMaskAll = -1,28 };29 30 struct GPR {31 // note: gpr[0] is pc, not x032 uint64_t gpr[32];33 };34 35 struct FPR {36 uint64_t fpr[32];37 uint32_t fcsr;38 };39 40 struct VPR {41 // The size should be VLEN*32 in bits, but we don't have VLEN here.42 void *vpr;43 };44 45 RegisterInfoPOSIX_riscv64(const lldb_private::ArchSpec &target_arch,46 lldb_private::Flags opt_regsets);47 48 void AddRegSetGP();49 50 void AddRegSetFP();51 52 size_t GetGPRSize() const override;53 54 size_t GetFPRSize() const override;55 56 const lldb_private::RegisterInfo *GetRegisterInfo() const override;57 58 uint32_t GetRegisterCount() const override;59 60 const lldb_private::RegisterSet *61 GetRegisterSet(size_t reg_set) const override;62 63 size_t GetRegisterSetCount() const override;64 65 size_t GetRegisterSetFromRegisterIndex(uint32_t reg_index) const override;66 67 bool IsFPPresent() const { return m_opt_regsets.AnySet(eRegsetMaskFP); }68 69 bool IsFPReg(unsigned reg) const;70 71private:72 std::vector<lldb_private::RegisterInfo> m_register_infos;73 74 std::vector<lldb_private::RegisterSet> m_register_sets;75 76 // Contains pair of [start, end] register numbers of a register set with start77 // and end included.78 std::map<uint32_t, std::pair<uint32_t, uint32_t>> m_per_regset_regnum_range;79 80 // Register collections to be stored as reference for m_register_sets items81 std::vector<uint32_t> m_fp_regnum_collection;82 83 lldb_private::Flags m_opt_regsets;84};85 86#endif87