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// Copyright 2006 The Android Open Source Project
#pragma once
#include <cstdint>
#include <string>
// Note: this list of opcodes must match the list used to initialize
// the opflags[] array in opcode.cpp.
enum Opcode {
OP_INVALID,
OP_UNDEFINED,
OP_ADC,
OP_ADD,
OP_AND,
OP_B,
OP_BL,
OP_BIC,
OP_BKPT,
OP_BLX,
OP_BX,
OP_CDP,
OP_CLREX,
OP_CLZ,
OP_CMN,
OP_CMP,
OP_EOR,
OP_LDC,
OP_LDM,
OP_LDR,
OP_LDRB,
OP_LDRBT,
OP_LDREX,
OP_LDREXB,
OP_LDREXD,
OP_LDREXH,
OP_LDRH,
OP_LDRSB,
OP_LDRSH,
OP_LDRT,
OP_MCR,
OP_MLA,
OP_MOV,
OP_MRC,
OP_MRS,
OP_MSR,
OP_MUL,
OP_MVN,
OP_NOP,
OP_ORR,
OP_PKH,
OP_PLD,
OP_QADD16,
OP_QADD8,
OP_QASX,
OP_QSAX,
OP_QSUB16,
OP_QSUB8,
OP_REV,
OP_REV16,
OP_REVSH,
OP_RSB,
OP_RSC,
OP_SADD16,
OP_SADD8,
OP_SASX,
OP_SBC,
OP_SEL,
OP_SEV,
OP_SHADD16,
OP_SHADD8,
OP_SHASX,
OP_SHSAX,
OP_SHSUB16,
OP_SHSUB8,
OP_SMLAD,
OP_SMLAL,
OP_SMLALD,
OP_SMLSD,
OP_SMLSLD,
OP_SMMLA,
OP_SMMLS,
OP_SMMUL,
OP_SMUAD,
OP_SMULL,
OP_SMUSD,
OP_SSAT,
OP_SSAT16,
OP_SSAX,
OP_SSUB16,
OP_SSUB8,
OP_STC,
OP_STM,
OP_STR,
OP_STRB,
OP_STRBT,
OP_STREX,
OP_STREXB,
OP_STREXD,
OP_STREXH,
OP_STRH,
OP_STRT,
OP_SUB,
OP_SWI,
OP_SWP,
OP_SWPB,
OP_SXTAB,
OP_SXTAB16,
OP_SXTAH,
OP_SXTB,
OP_SXTB16,
OP_SXTH,
OP_TEQ,
OP_TST,
OP_UADD16,
OP_UADD8,
OP_UASX,
OP_UHADD16,
OP_UHADD8,
OP_UHASX,
OP_UHSAX,
OP_UHSUB16,
OP_UHSUB8,
OP_UMLAL,
OP_UMULL,
OP_UQADD16,
OP_UQADD8,
OP_UQASX,
OP_UQSAX,
OP_UQSUB16,
OP_UQSUB8,
OP_USAD8,
OP_USADA8,
OP_USAT,
OP_USAT16,
OP_USAX,
OP_USUB16,
OP_USUB8,
OP_UXTAB,
OP_UXTAB16,
OP_UXTAH,
OP_UXTB,
OP_UXTB16,
OP_UXTH,
OP_WFE,
OP_WFI,
OP_YIELD,
// Define thumb opcodes
OP_THUMB_UNDEFINED,
OP_THUMB_ADC,
OP_THUMB_ADD,
OP_THUMB_AND,
OP_THUMB_ASR,
OP_THUMB_B,
OP_THUMB_BIC,
OP_THUMB_BKPT,
OP_THUMB_BL,
OP_THUMB_BLX,
OP_THUMB_BX,
OP_THUMB_CMN,
OP_THUMB_CMP,
OP_THUMB_EOR,
OP_THUMB_LDMIA,
OP_THUMB_LDR,
OP_THUMB_LDRB,
OP_THUMB_LDRH,
OP_THUMB_LDRSB,
OP_THUMB_LDRSH,
OP_THUMB_LSL,
OP_THUMB_LSR,
OP_THUMB_MOV,
OP_THUMB_MUL,
OP_THUMB_MVN,
OP_THUMB_NEG,
OP_THUMB_ORR,
OP_THUMB_POP,
OP_THUMB_PUSH,
OP_THUMB_ROR,
OP_THUMB_SBC,
OP_THUMB_STMIA,
OP_THUMB_STR,
OP_THUMB_STRB,
OP_THUMB_STRH,
OP_THUMB_SUB,
OP_THUMB_SWI,
OP_THUMB_TST,
OP_END // must be last
};
class ARM_Disasm {
public:
static std::string Disassemble(uint32_t addr, uint32_t insn);
static Opcode Decode(uint32_t insn);
private:
static Opcode Decode00(uint32_t insn);
static Opcode Decode01(uint32_t insn);
static Opcode Decode10(uint32_t insn);
static Opcode Decode11(uint32_t insn);
static Opcode DecodeSyncPrimitive(uint32_t insn);
static Opcode DecodeParallelAddSub(uint32_t insn);
static Opcode DecodePackingSaturationReversal(uint32_t insn);
static Opcode DecodeMUL(uint32_t insn);
static Opcode DecodeMSRImmAndHints(uint32_t insn);
static Opcode DecodeMediaMulDiv(uint32_t insn);
static Opcode DecodeMedia(uint32_t insn);
static Opcode DecodeLDRH(uint32_t insn);
static Opcode DecodeALU(uint32_t insn);
static std::string DisassembleALU(Opcode opcode, uint32_t insn);
static std::string DisassembleBranch(uint32_t addr, Opcode opcode, uint32_t insn);
static std::string DisassembleBX(uint32_t insn);
static std::string DisassembleBKPT(uint32_t insn);
static std::string DisassembleCLZ(uint32_t insn);
static std::string DisassembleMediaMulDiv(Opcode opcode, uint32_t insn);
static std::string DisassembleMemblock(Opcode opcode, uint32_t insn);
static std::string DisassembleMem(uint32_t insn);
static std::string DisassembleMemHalf(uint32_t insn);
static std::string DisassembleMCR(Opcode opcode, uint32_t insn);
static std::string DisassembleMLA(Opcode opcode, uint32_t insn);
static std::string DisassembleUMLAL(Opcode opcode, uint32_t insn);
static std::string DisassembleMUL(Opcode opcode, uint32_t insn);
static std::string DisassembleMRS(uint32_t insn);
static std::string DisassembleMSR(uint32_t insn);
static std::string DisassembleNoOperands(Opcode opcode, uint32_t insn);
static std::string DisassembleParallelAddSub(Opcode opcode, uint32_t insn);
static std::string DisassemblePKH(uint32_t insn);
static std::string DisassemblePLD(uint32_t insn);
static std::string DisassembleREV(Opcode opcode, uint32_t insn);
static std::string DisassembleREX(Opcode opcode, uint32_t insn);
static std::string DisassembleSAT(Opcode opcode, uint32_t insn);
static std::string DisassembleSEL(uint32_t insn);
static std::string DisassembleSWI(uint32_t insn);
static std::string DisassembleSWP(Opcode opcode, uint32_t insn);
static std::string DisassembleXT(Opcode opcode, uint32_t insn);
};
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