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93 lines
2.6 KiB
93 lines
2.6 KiB
4 months ago
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//===-- EmulateInstructionPPC64.h -------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_SOURCE_PLUGINS_INSTRUCTION_PPC64_EMULATEINSTRUCTIONPPC64_H
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#define LLDB_SOURCE_PLUGINS_INSTRUCTION_PPC64_EMULATEINSTRUCTIONPPC64_H
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#include "lldb/Core/EmulateInstruction.h"
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#include "lldb/Interpreter/OptionValue.h"
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#include "lldb/Utility/Log.h"
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namespace lldb_private {
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class EmulateInstructionPPC64 : public EmulateInstruction {
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public:
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EmulateInstructionPPC64(const ArchSpec &arch);
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static void Initialize();
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static void Terminate();
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static ConstString GetPluginNameStatic();
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static const char *GetPluginDescriptionStatic();
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static EmulateInstruction *CreateInstance(const ArchSpec &arch,
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InstructionType inst_type);
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static bool
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SupportsEmulatingInstructionsOfTypeStatic(InstructionType inst_type) {
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switch (inst_type) {
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case eInstructionTypeAny:
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case eInstructionTypePrologueEpilogue:
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return true;
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case eInstructionTypePCModifying:
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case eInstructionTypeAll:
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return false;
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}
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return false;
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}
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ConstString GetPluginName() override;
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uint32_t GetPluginVersion() override { return 1; }
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bool SetTargetTriple(const ArchSpec &arch) override;
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bool SupportsEmulatingInstructionsOfType(InstructionType inst_type) override {
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return SupportsEmulatingInstructionsOfTypeStatic(inst_type);
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}
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bool ReadInstruction() override;
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bool EvaluateInstruction(uint32_t evaluate_options) override;
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bool TestEmulation(Stream *out_stream, ArchSpec &arch,
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OptionValueDictionary *test_data) override {
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return false;
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}
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bool GetRegisterInfo(lldb::RegisterKind reg_kind, uint32_t reg_num,
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RegisterInfo ®_info) override;
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bool CreateFunctionEntryUnwind(UnwindPlan &unwind_plan) override;
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private:
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struct Opcode {
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uint32_t mask;
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uint32_t value;
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bool (EmulateInstructionPPC64::*callback)(uint32_t opcode);
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const char *name;
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};
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uint32_t m_fp = LLDB_INVALID_REGNUM;
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Opcode *GetOpcodeForInstruction(uint32_t opcode);
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bool EmulateMFSPR(uint32_t opcode);
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bool EmulateLD(uint32_t opcode);
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bool EmulateSTD(uint32_t opcode);
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bool EmulateOR(uint32_t opcode);
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bool EmulateADDI(uint32_t opcode);
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};
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} // namespace lldb_private
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#endif // LLDB_SOURCE_PLUGINS_INSTRUCTION_PPC64_EMULATEINSTRUCTIONPPC64_H
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