| //===---EmulateInstructionLoongArch.h--------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLDB_SOURCE_PLUGINS_INSTRUCTION_LOONGARCH_EMULATEINSTRUCTIONLOONGARCH_H |
| #define LLDB_SOURCE_PLUGINS_INSTRUCTION_LOONGARCH_EMULATEINSTRUCTIONLOONGARCH_H |
| |
| #include "lldb/Core/EmulateInstruction.h" |
| #include "lldb/Interpreter/OptionValue.h" |
| #include "lldb/Utility/Log.h" |
| #include "lldb/Utility/Status.h" |
| #include <optional> |
| |
| namespace lldb_private { |
| |
| class EmulateInstructionLoongArch : public EmulateInstruction { |
| public: |
| static llvm::StringRef GetPluginNameStatic() { return "LoongArch"; } |
| |
| static llvm::StringRef GetPluginDescriptionStatic() { |
| return "Emulate instructions for the LoongArch architecture."; |
| } |
| |
| static bool SupportsThisInstructionType(InstructionType inst_type) { |
| return inst_type == eInstructionTypePCModifying; |
| } |
| |
| static bool SupportsThisArch(const ArchSpec &arch); |
| |
| static lldb_private::EmulateInstruction * |
| CreateInstance(const lldb_private::ArchSpec &arch, InstructionType inst_type); |
| |
| static void Initialize(); |
| |
| static void Terminate(); |
| |
| public: |
| EmulateInstructionLoongArch(const ArchSpec &arch) : EmulateInstruction(arch) { |
| m_arch_subtype = arch.GetMachine(); |
| } |
| |
| llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); } |
| |
| bool SupportsEmulatingInstructionsOfType(InstructionType inst_type) override { |
| return SupportsThisInstructionType(inst_type); |
| } |
| |
| bool SetTargetTriple(const ArchSpec &arch) override; |
| bool ReadInstruction() override; |
| bool EvaluateInstruction(uint32_t options) override; |
| bool TestEmulation(Stream &out_stream, ArchSpec &arch, |
| OptionValueDictionary *test_data) override; |
| |
| std::optional<RegisterInfo> GetRegisterInfo(lldb::RegisterKind reg_kind, |
| uint32_t reg_num) override; |
| lldb::addr_t ReadPC(bool *success); |
| bool WritePC(lldb::addr_t pc); |
| bool IsLoongArch64() { return m_arch_subtype == llvm::Triple::loongarch64; } |
| bool TestExecute(uint32_t inst); |
| |
| private: |
| struct Opcode { |
| uint32_t mask; |
| uint32_t value; |
| bool (EmulateInstructionLoongArch::*callback)(uint32_t opcode); |
| const char *name; |
| }; |
| |
| llvm::Triple::ArchType m_arch_subtype; |
| Opcode *GetOpcodeForInstruction(uint32_t inst); |
| |
| bool EmulateBEQZ(uint32_t inst); |
| bool EmulateBNEZ(uint32_t inst); |
| bool EmulateBCEQZ(uint32_t inst); |
| bool EmulateBCNEZ(uint32_t inst); |
| bool EmulateJIRL(uint32_t inst); |
| bool EmulateB(uint32_t inst); |
| bool EmulateBL(uint32_t inst); |
| bool EmulateBEQ(uint32_t inst); |
| bool EmulateBNE(uint32_t inst); |
| bool EmulateBLT(uint32_t inst); |
| bool EmulateBGE(uint32_t inst); |
| bool EmulateBLTU(uint32_t inst); |
| bool EmulateBGEU(uint32_t inst); |
| bool EmulateNonJMP(uint32_t inst); |
| |
| bool EmulateBEQZ64(uint32_t inst); |
| bool EmulateBNEZ64(uint32_t inst); |
| bool EmulateBCEQZ64(uint32_t inst); |
| bool EmulateBCNEZ64(uint32_t inst); |
| bool EmulateJIRL64(uint32_t inst); |
| bool EmulateB64(uint32_t inst); |
| bool EmulateBL64(uint32_t inst); |
| bool EmulateBEQ64(uint32_t inst); |
| bool EmulateBNE64(uint32_t inst); |
| bool EmulateBLT64(uint32_t inst); |
| bool EmulateBGE64(uint32_t inst); |
| bool EmulateBLTU64(uint32_t inst); |
| bool EmulateBGEU64(uint32_t inst); |
| }; |
| |
| } // namespace lldb_private |
| |
| #endif // LLDB_SOURCE_PLUGINS_INSTRUCTION_LOONGARCH_EMULATEINSTRUCTIONLOONGARCH_H |