| //==-- AArch64InstPrinter.cpp - Convert AArch64 MCInst to assembly syntax --==// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This class prints an AArch64 MCInst to a .s file. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| /* Capstone Disassembly Engine */ |
| /* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2016 */ |
| |
| #ifdef CAPSTONE_HAS_ARM64 |
| |
| #include <capstone/platform.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "AArch64InstPrinter.h" |
| #include "AArch64BaseInfo.h" |
| #include "../../utils.h" |
| #include "../../MCInst.h" |
| #include "../../SStream.h" |
| #include "../../MCRegisterInfo.h" |
| #include "../../MathExtras.h" |
| |
| #include "AArch64Mapping.h" |
| #include "AArch64AddressingModes.h" |
| |
| #define GET_REGINFO_ENUM |
| #include "AArch64GenRegisterInfo.inc" |
| |
| #define GET_INSTRINFO_ENUM |
| #include "AArch64GenInstrInfo.inc" |
| |
| |
| static const char *getRegisterName(unsigned RegNo, int AltIdx); |
| static void printOperand(MCInst *MI, unsigned OpNo, SStream *O); |
| static bool printSysAlias(MCInst *MI, SStream *O); |
| static char *printAliasInstr(MCInst *MI, SStream *OS, void *info); |
| static void printInstruction(MCInst *MI, SStream *O, MCRegisterInfo *MRI); |
| static void printShifter(MCInst *MI, unsigned OpNum, SStream *O); |
| |
| static cs_ac_type get_op_access(cs_struct *h, unsigned int id, unsigned int index) |
| { |
| #ifndef CAPSTONE_DIET |
| uint8_t *arr = AArch64_get_op_access(h, id); |
| |
| if (arr[index] == CS_AC_IGNORE) |
| return 0; |
| |
| return arr[index]; |
| #else |
| return 0; |
| #endif |
| } |
| |
| static void set_mem_access(MCInst *MI, bool status) |
| { |
| MI->csh->doing_mem = status; |
| |
| if (MI->csh->detail != CS_OPT_ON) |
| return; |
| |
| if (status) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_MEM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.base = ARM64_REG_INVALID; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.index = ARM64_REG_INVALID; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.disp = 0; |
| } else { |
| // done, create the next operand slot |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| void AArch64_printInst(MCInst *MI, SStream *O, void *Info) |
| { |
| // Check for special encodings and print the canonical alias instead. |
| unsigned Opcode = MCInst_getOpcode(MI); |
| int LSB; |
| int Width; |
| char *mnem; |
| |
| if (Opcode == AArch64_SYSxt && printSysAlias(MI, O)) |
| return; |
| |
| // SBFM/UBFM should print to a nicer aliased form if possible. |
| if (Opcode == AArch64_SBFMXri || Opcode == AArch64_SBFMWri || |
| Opcode == AArch64_UBFMXri || Opcode == AArch64_UBFMWri) { |
| MCOperand *Op0 = MCInst_getOperand(MI, 0); |
| MCOperand *Op1 = MCInst_getOperand(MI, 1); |
| MCOperand *Op2 = MCInst_getOperand(MI, 2); |
| MCOperand *Op3 = MCInst_getOperand(MI, 3); |
| |
| bool IsSigned = (Opcode == AArch64_SBFMXri || Opcode == AArch64_SBFMWri); |
| bool Is64Bit = (Opcode == AArch64_SBFMXri || Opcode == AArch64_UBFMXri); |
| |
| if (MCOperand_isImm(Op2) && MCOperand_getImm(Op2) == 0 && MCOperand_isImm(Op3)) { |
| const char *AsmMnemonic = NULL; |
| |
| switch (MCOperand_getImm(Op3)) { |
| default: |
| break; |
| case 7: |
| if (IsSigned) |
| AsmMnemonic = "sxtb"; |
| else if (!Is64Bit) |
| AsmMnemonic = "uxtb"; |
| break; |
| case 15: |
| if (IsSigned) |
| AsmMnemonic = "sxth"; |
| else if (!Is64Bit) |
| AsmMnemonic = "uxth"; |
| break; |
| case 31: |
| // *xtw is only valid for signed 64-bit operations. |
| if (Is64Bit && IsSigned) |
| AsmMnemonic = "sxtw"; |
| break; |
| } |
| |
| if (AsmMnemonic) { |
| SStream_concat(O, "%s\t%s, %s", AsmMnemonic, |
| getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName), |
| getRegisterName(getWRegFromXReg(MCOperand_getReg(Op1)), AArch64_NoRegAltName)); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = getWRegFromXReg(MCOperand_getReg(Op1)); |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| MCInst_setOpcodePub(MI, AArch64_map_insn(AsmMnemonic)); |
| |
| return; |
| } |
| } |
| |
| // All immediate shifts are aliases, implemented using the Bitfield |
| // instruction. In all cases the immediate shift amount shift must be in |
| // the range 0 to (reg.size -1). |
| if (MCOperand_isImm(Op2) && MCOperand_isImm(Op3)) { |
| const char *AsmMnemonic = NULL; |
| int shift = 0; |
| int immr = (int)MCOperand_getImm(Op2); |
| int imms = (int)MCOperand_getImm(Op3); |
| |
| if (Opcode == AArch64_UBFMWri && imms != 0x1F && ((imms + 1) == immr)) { |
| AsmMnemonic = "lsl"; |
| shift = 31 - imms; |
| } else if (Opcode == AArch64_UBFMXri && imms != 0x3f && |
| ((imms + 1 == immr))) { |
| AsmMnemonic = "lsl"; |
| shift = 63 - imms; |
| } else if (Opcode == AArch64_UBFMWri && imms == 0x1f) { |
| AsmMnemonic = "lsr"; |
| shift = immr; |
| } else if (Opcode == AArch64_UBFMXri && imms == 0x3f) { |
| AsmMnemonic = "lsr"; |
| shift = immr; |
| } else if (Opcode == AArch64_SBFMWri && imms == 0x1f) { |
| AsmMnemonic = "asr"; |
| shift = immr; |
| } else if (Opcode == AArch64_SBFMXri && imms == 0x3f) { |
| AsmMnemonic = "asr"; |
| shift = immr; |
| } |
| |
| if (AsmMnemonic) { |
| SStream_concat(O, "%s\t%s, %s, ", AsmMnemonic, |
| getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName), |
| getRegisterName(MCOperand_getReg(Op1), AArch64_NoRegAltName)); |
| |
| printInt32Bang(O, shift); |
| |
| MCInst_setOpcodePub(MI, AArch64_map_insn(AsmMnemonic)); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op1); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = shift; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| return; |
| } |
| } |
| |
| // SBFIZ/UBFIZ aliases |
| if (MCOperand_getImm(Op2) > MCOperand_getImm(Op3)) { |
| SStream_concat(O, "%s\t%s, %s, ", (IsSigned ? "sbfiz" : "ubfiz"), |
| getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName), |
| getRegisterName(MCOperand_getReg(Op1), AArch64_NoRegAltName)); |
| printInt32Bang(O, (int)((Is64Bit ? 64 : 32) - MCOperand_getImm(Op2))); |
| SStream_concat0(O, ", "); |
| printInt32Bang(O, (int)MCOperand_getImm(Op3) + 1); |
| |
| MCInst_setOpcodePub(MI, AArch64_map_insn(IsSigned ? "sbfiz" : "ubfiz")); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op1); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (Is64Bit ? 64 : 32) - (int)MCOperand_getImm(Op2); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = MCOperand_getImm(Op3) + 1; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| return; |
| } |
| |
| // Otherwise SBFX/UBFX is the preferred form |
| SStream_concat(O, "%s\t%s, %s, ", (IsSigned ? "sbfx" : "ubfx"), |
| getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName), |
| getRegisterName(MCOperand_getReg(Op1), AArch64_NoRegAltName)); |
| printInt32Bang(O, (int)MCOperand_getImm(Op2)); |
| SStream_concat0(O, ", "); |
| printInt32Bang(O, (int)MCOperand_getImm(Op3) - (int)MCOperand_getImm(Op2) + 1); |
| |
| MCInst_setOpcodePub(MI, AArch64_map_insn(IsSigned ? "sbfx" : "ubfx")); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op1); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = MCOperand_getImm(Op2); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = MCOperand_getImm(Op3) - MCOperand_getImm(Op2) + 1; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| return; |
| } |
| |
| if (Opcode == AArch64_BFMXri || Opcode == AArch64_BFMWri) { |
| MCOperand *Op0 = MCInst_getOperand(MI, 0); // Op1 == Op0 |
| MCOperand *Op2 = MCInst_getOperand(MI, 2); |
| int ImmR = (int)MCOperand_getImm(MCInst_getOperand(MI, 3)); |
| int ImmS = (int)MCOperand_getImm(MCInst_getOperand(MI, 4)); |
| |
| // BFI alias |
| if (ImmS < ImmR) { |
| int BitWidth = Opcode == AArch64_BFMXri ? 64 : 32; |
| LSB = (BitWidth - ImmR) % BitWidth; |
| Width = ImmS + 1; |
| |
| SStream_concat(O, "bfi\t%s, %s, ", |
| getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName), |
| getRegisterName(MCOperand_getReg(Op2), AArch64_NoRegAltName)); |
| printInt32Bang(O, LSB); |
| SStream_concat0(O, ", "); |
| printInt32Bang(O, Width); |
| MCInst_setOpcodePub(MI, AArch64_map_insn("bfi")); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op2); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = LSB; |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Width; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| return; |
| } |
| |
| LSB = ImmR; |
| Width = ImmS - ImmR + 1; |
| // Otherwise BFXIL the preferred form |
| SStream_concat(O, "bfxil\t%s, %s, ", |
| getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName), |
| getRegisterName(MCOperand_getReg(Op2), AArch64_NoRegAltName)); |
| printInt32Bang(O, LSB); |
| SStream_concat0(O, ", "); |
| printInt32Bang(O, Width); |
| MCInst_setOpcodePub(MI, AArch64_map_insn("bfxil")); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op2); |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = LSB; |
| MI->flat_insn->detail->arm64.op_count++; |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Width; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| return; |
| } |
| |
| mnem = printAliasInstr(MI, O, Info); |
| if (mnem) { |
| MCInst_setOpcodePub(MI, AArch64_map_insn(mnem)); |
| cs_mem_free(mnem); |
| } else { |
| printInstruction(MI, O, Info); |
| } |
| } |
| |
| static bool printSysAlias(MCInst *MI, SStream *O) |
| { |
| // unsigned Opcode = MCInst_getOpcode(MI); |
| //assert(Opcode == AArch64_SYSxt && "Invalid opcode for SYS alias!"); |
| |
| const char *Asm = NULL; |
| MCOperand *Op1 = MCInst_getOperand(MI, 0); |
| MCOperand *Cn = MCInst_getOperand(MI, 1); |
| MCOperand *Cm = MCInst_getOperand(MI, 2); |
| MCOperand *Op2 = MCInst_getOperand(MI, 3); |
| |
| unsigned Op1Val = (unsigned)MCOperand_getImm(Op1); |
| unsigned CnVal = (unsigned)MCOperand_getImm(Cn); |
| unsigned CmVal = (unsigned)MCOperand_getImm(Cm); |
| unsigned Op2Val = (unsigned)MCOperand_getImm(Op2); |
| unsigned insn_id = ARM64_INS_INVALID; |
| unsigned op_ic = 0, op_dc = 0, op_at = 0, op_tlbi = 0; |
| |
| if (CnVal == 7) { |
| switch (CmVal) { |
| default: |
| break; |
| |
| // IC aliases |
| case 1: |
| if (Op1Val == 0 && Op2Val == 0) { |
| Asm = "ic\tialluis"; |
| insn_id = ARM64_INS_IC; |
| op_ic = ARM64_IC_IALLUIS; |
| } |
| break; |
| case 5: |
| if (Op1Val == 0 && Op2Val == 0) { |
| Asm = "ic\tiallu"; |
| insn_id = ARM64_INS_IC; |
| op_ic = ARM64_IC_IALLU; |
| } else if (Op1Val == 3 && Op2Val == 1) { |
| Asm = "ic\tivau"; |
| insn_id = ARM64_INS_IC; |
| op_ic = ARM64_IC_IVAU; |
| } |
| break; |
| |
| // DC aliases |
| case 4: |
| if (Op1Val == 3 && Op2Val == 1) { |
| Asm = "dc\tzva"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_ZVA; |
| } |
| break; |
| case 6: |
| if (Op1Val == 0 && Op2Val == 1) { |
| Asm = "dc\tivac"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_IVAC; |
| } |
| if (Op1Val == 0 && Op2Val == 2) { |
| Asm = "dc\tisw"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_ISW; |
| } |
| break; |
| case 10: |
| if (Op1Val == 3 && Op2Val == 1) { |
| Asm = "dc\tcvac"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_CVAC; |
| } else if (Op1Val == 0 && Op2Val == 2) { |
| Asm = "dc\tcsw"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_CSW; |
| } |
| break; |
| case 11: |
| if (Op1Val == 3 && Op2Val == 1) { |
| Asm = "dc\tcvau"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_CVAU; |
| } |
| break; |
| case 14: |
| if (Op1Val == 3 && Op2Val == 1) { |
| Asm = "dc\tcivac"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_CIVAC; |
| } else if (Op1Val == 0 && Op2Val == 2) { |
| Asm = "dc\tcisw"; |
| insn_id = ARM64_INS_DC; |
| op_dc = ARM64_DC_CISW; |
| } |
| break; |
| |
| // AT aliases |
| case 8: |
| switch (Op1Val) { |
| default: |
| break; |
| case 0: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "at\ts1e1r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1R; break; |
| case 1: Asm = "at\ts1e1w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1W; break; |
| case 2: Asm = "at\ts1e0r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0R; break; |
| case 3: Asm = "at\ts1e0w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0W; break; |
| } |
| break; |
| case 4: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "at\ts1e2r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E2R; break; |
| case 1: Asm = "at\ts1e2w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E2W; break; |
| case 4: Asm = "at\ts12e1r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1R; break; |
| case 5: Asm = "at\ts12e1w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1W; break; |
| case 6: Asm = "at\ts12e0r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0R; break; |
| case 7: Asm = "at\ts12e0w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0W; break; |
| } |
| break; |
| case 6: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "at\ts1e3r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E3R; break; |
| case 1: Asm = "at\ts1e3w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E3W; break; |
| } |
| break; |
| } |
| break; |
| } |
| } else if (CnVal == 8) { |
| // TLBI aliases |
| switch (CmVal) { |
| default: |
| break; |
| case 3: |
| switch (Op1Val) { |
| default: |
| break; |
| case 0: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "tlbi\tvmalle1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLE1IS; break; |
| case 1: Asm = "tlbi\tvae1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE1IS; break; |
| case 2: Asm = "tlbi\taside1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ASIDE1IS; break; |
| case 3: Asm = "tlbi\tvaae1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAAE1IS; break; |
| case 5: Asm = "tlbi\tvale1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE1IS; break; |
| case 7: Asm = "tlbi\tvaale1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAALE1IS; break; |
| } |
| break; |
| case 4: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "tlbi\talle2is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE2IS; break; |
| case 1: Asm = "tlbi\tvae2is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE2IS; break; |
| case 4: Asm = "tlbi\talle1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE1IS; break; |
| case 5: Asm = "tlbi\tvale2is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE2IS; break; |
| case 6: Asm = "tlbi\tvmalls12e1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLS12E1IS; break; |
| } |
| break; |
| case 6: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "tlbi\talle3is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE3IS; break; |
| case 1: Asm = "tlbi\tvae3is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE3IS; break; |
| case 5: Asm = "tlbi\tvale3is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE3IS; break; |
| } |
| break; |
| } |
| break; |
| case 0: |
| switch (Op1Val) { |
| default: |
| break; |
| case 4: |
| switch (Op2Val) { |
| default: |
| break; |
| case 1: Asm = "tlbi\tipas2e1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2E1IS; break; |
| case 5: Asm = "tlbi\tipas2le1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2LE1IS; break; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (Op1Val) { |
| default: |
| break; |
| case 4: |
| switch (Op2Val) { |
| default: |
| break; |
| case 1: Asm = "tlbi\tipas2e1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2E1; break; |
| case 5: Asm = "tlbi\tipas2le1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2LE1; break; |
| } |
| break; |
| } |
| break; |
| case 7: |
| switch (Op1Val) { |
| default: |
| break; |
| case 0: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "tlbi\tvmalle1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLE1; break; |
| case 1: Asm = "tlbi\tvae1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE1; break; |
| case 2: Asm = "tlbi\taside1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ASIDE1; break; |
| case 3: Asm = "tlbi\tvaae1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAAE1; break; |
| case 5: Asm = "tlbi\tvale1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE1; break; |
| case 7: Asm = "tlbi\tvaale1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAALE1; break; |
| } |
| break; |
| case 4: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "tlbi\talle2"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE2; break; |
| case 1: Asm = "tlbi\tvae2"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE2; break; |
| case 4: Asm = "tlbi\talle1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE1; break; |
| case 5: Asm = "tlbi\tvale2"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE2; break; |
| case 6: Asm = "tlbi\tvmalls12e1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLS12E1; break; |
| } |
| break; |
| case 6: |
| switch (Op2Val) { |
| default: |
| break; |
| case 0: Asm = "tlbi\talle3"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE3; break; |
| case 1: Asm = "tlbi\tvae3"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE3; break; |
| case 5: Asm = "tlbi\tvale3"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE3; break; |
| } |
| break; |
| } |
| break; |
| } |
| } |
| |
| if (Asm) { |
| MCInst_setOpcodePub(MI, insn_id); |
| SStream_concat0(O, Asm); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_SYS; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].sys = op_ic + op_dc + op_at + op_tlbi; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| if (!strstr(Asm, "all")) { |
| unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, 4)); |
| SStream_concat(O, ", %s", getRegisterName(Reg, AArch64_NoRegAltName)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Reg; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| |
| return Asm != NULL; |
| } |
| |
| static void printOperand(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNo); |
| |
| if (MCOperand_isReg(Op)) { |
| unsigned Reg = MCOperand_getReg(Op); |
| SStream_concat0(O, getRegisterName(Reg, AArch64_NoRegAltName)); |
| if (MI->csh->detail) { |
| if (MI->csh->doing_mem) { |
| if (MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.base == ARM64_REG_INVALID) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.base = Reg; |
| } |
| else if (MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.index == ARM64_REG_INVALID) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.index = Reg; |
| } |
| } else { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Reg; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } else if (MCOperand_isImm(Op)) { |
| int64_t imm = MCOperand_getImm(Op); |
| |
| if (MI->Opcode == AArch64_ADR) { |
| imm += MI->address; |
| printUInt64Bang(O, imm); |
| } else { |
| if (MI->csh->doing_mem) |
| printInt64Bang(O, imm); |
| else |
| printUInt64Bang(O, imm); |
| } |
| |
| if (MI->csh->detail) { |
| if (MI->csh->doing_mem) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.disp = (int32_t)imm; |
| } else { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = imm; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| } |
| |
| static void printHexImm(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNo); |
| SStream_concat(O, "#%#llx", MCOperand_getImm(Op)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = MCOperand_getImm(Op); |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printPostIncOperand(MCInst *MI, unsigned OpNo, |
| unsigned Imm, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNo); |
| |
| if (MCOperand_isReg(Op)) { |
| unsigned Reg = MCOperand_getReg(Op); |
| if (Reg == AArch64_XZR) { |
| printInt32Bang(O, Imm); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Imm; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } else { |
| SStream_concat0(O, getRegisterName(Reg, AArch64_NoRegAltName)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Reg; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| //llvm_unreachable("unknown operand kind in printPostIncOperand64"); |
| } |
| |
| static void printPostIncOperand2(MCInst *MI, unsigned OpNo, SStream *O, int Amount) |
| { |
| printPostIncOperand(MI, OpNo, Amount, O); |
| } |
| |
| static void printVRegOperand(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNo); |
| //assert(Op.isReg() && "Non-register vreg operand!"); |
| unsigned Reg = MCOperand_getReg(Op); |
| SStream_concat0(O, getRegisterName(Reg, AArch64_vreg)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = AArch64_map_vregister(Reg); |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printSysCROperand(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNo); |
| //assert(Op.isImm() && "System instruction C[nm] operands must be immediates!"); |
| SStream_concat(O, "c%u", MCOperand_getImm(Op)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_CIMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = MCOperand_getImm(Op); |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printAddSubImm(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| MCOperand *MO = MCInst_getOperand(MI, OpNum); |
| if (MCOperand_isImm(MO)) { |
| unsigned Val = (MCOperand_getImm(MO) & 0xfff); |
| //assert(Val == MO.getImm() && "Add/sub immediate out of range!"); |
| unsigned Shift = AArch64_AM_getShiftValue((int)MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1))); |
| |
| printInt32Bang(O, Val); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| if (Shift != 0) |
| printShifter(MI, OpNum + 1, O); |
| } |
| } |
| |
| static void printLogicalImm32(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| int64_t Val = MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| |
| Val = AArch64_AM_decodeLogicalImmediate(Val, 32); |
| printUInt32Bang(O, (int)Val); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printLogicalImm64(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| int64_t Val = MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| Val = AArch64_AM_decodeLogicalImmediate(Val, 64); |
| |
| switch(MI->flat_insn->id) { |
| default: |
| printInt64Bang(O, Val); |
| break; |
| case ARM64_INS_ORR: |
| case ARM64_INS_AND: |
| case ARM64_INS_EOR: |
| case ARM64_INS_TST: |
| // do not print number in negative form |
| if (Val >= 0 && Val <= HEX_THRESHOLD) |
| SStream_concat(O, "#%u", (int)Val); |
| else |
| SStream_concat(O, "#0x%"PRIx64, Val); |
| break; |
| } |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (int64_t)Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printShifter(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| unsigned Val = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| |
| // LSL #0 should not be printed. |
| if (AArch64_AM_getShiftType(Val) == AArch64_AM_LSL && |
| AArch64_AM_getShiftValue(Val) == 0) |
| return; |
| |
| SStream_concat(O, ", %s ", AArch64_AM_getShiftExtendName(AArch64_AM_getShiftType(Val))); |
| printInt32BangDec(O, AArch64_AM_getShiftValue(Val)); |
| if (MI->csh->detail) { |
| arm64_shifter shifter = ARM64_SFT_INVALID; |
| switch(AArch64_AM_getShiftType(Val)) { |
| default: // never reach |
| case AArch64_AM_LSL: |
| shifter = ARM64_SFT_LSL; |
| break; |
| case AArch64_AM_LSR: |
| shifter = ARM64_SFT_LSR; |
| break; |
| case AArch64_AM_ASR: |
| shifter = ARM64_SFT_ASR; |
| break; |
| case AArch64_AM_ROR: |
| shifter = ARM64_SFT_ROR; |
| break; |
| case AArch64_AM_MSL: |
| shifter = ARM64_SFT_MSL; |
| break; |
| } |
| |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].shift.type = shifter; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].shift.value = AArch64_AM_getShiftValue(Val); |
| } |
| } |
| |
| static void printShiftedRegister(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| SStream_concat0(O, getRegisterName(MCOperand_getReg(MCInst_getOperand(MI, OpNum)), AArch64_NoRegAltName)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(MCInst_getOperand(MI, OpNum)); |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| printShifter(MI, OpNum + 1, O); |
| } |
| |
| static void printArithExtend(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| unsigned Val = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| AArch64_AM_ShiftExtendType ExtType = AArch64_AM_getArithExtendType(Val); |
| unsigned ShiftVal = AArch64_AM_getArithShiftValue(Val); |
| |
| // If the destination or first source register operand is [W]SP, print |
| // UXTW/UXTX as LSL, and if the shift amount is also zero, print nothing at |
| // all. |
| if (ExtType == AArch64_AM_UXTW || ExtType == AArch64_AM_UXTX) { |
| unsigned Dest = MCOperand_getReg(MCInst_getOperand(MI, 0)); |
| unsigned Src1 = MCOperand_getReg(MCInst_getOperand(MI, 1)); |
| if ( ((Dest == AArch64_SP || Src1 == AArch64_SP) && |
| ExtType == AArch64_AM_UXTX) || |
| ((Dest == AArch64_WSP || Src1 == AArch64_WSP) && |
| ExtType == AArch64_AM_UXTW) ) { |
| if (ShiftVal != 0) { |
| SStream_concat0(O, ", lsl "); |
| printInt32Bang(O, ShiftVal); |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].shift.type = ARM64_SFT_LSL; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].shift.value = ShiftVal; |
| } |
| } |
| |
| return; |
| } |
| } |
| |
| SStream_concat(O, ", %s", AArch64_AM_getShiftExtendName(ExtType)); |
| if (MI->csh->detail) { |
| arm64_extender ext = ARM64_EXT_INVALID; |
| switch(ExtType) { |
| default: // never reach |
| case AArch64_AM_UXTB: |
| ext = ARM64_EXT_UXTB; |
| break; |
| case AArch64_AM_UXTH: |
| ext = ARM64_EXT_UXTH; |
| break; |
| case AArch64_AM_UXTW: |
| ext = ARM64_EXT_UXTW; |
| break; |
| case AArch64_AM_UXTX: |
| ext = ARM64_EXT_UXTX; |
| break; |
| case AArch64_AM_SXTB: |
| ext = ARM64_EXT_SXTB; |
| break; |
| case AArch64_AM_SXTH: |
| ext = ARM64_EXT_SXTH; |
| break; |
| case AArch64_AM_SXTW: |
| ext = ARM64_EXT_SXTW; |
| break; |
| case AArch64_AM_SXTX: |
| ext = ARM64_EXT_SXTX; |
| break; |
| } |
| |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].ext = ext; |
| } |
| |
| if (ShiftVal != 0) { |
| SStream_concat0(O, " "); |
| printInt32Bang(O, ShiftVal); |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].shift.type = ARM64_SFT_LSL; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].shift.value = ShiftVal; |
| } |
| } |
| } |
| |
| static void printExtendedRegister(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, OpNum)); |
| |
| SStream_concat0(O, getRegisterName(Reg, AArch64_NoRegAltName)); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Reg; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| |
| printArithExtend(MI, OpNum + 1, O); |
| } |
| |
| static void printMemExtend(MCInst *MI, unsigned OpNum, SStream *O, char SrcRegKind, unsigned Width) |
| { |
| unsigned SignExtend = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| unsigned DoShift = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1)); |
| |
| // sxtw, sxtx, uxtw or lsl (== uxtx) |
| bool IsLSL = !SignExtend && SrcRegKind == 'x'; |
| if (IsLSL) { |
| SStream_concat0(O, "lsl"); |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].shift.type = ARM64_SFT_LSL; |
| } |
| } else { |
| SStream_concat(O, "%cxt%c", (SignExtend ? 's' : 'u'), SrcRegKind); |
| if (MI->csh->detail) { |
| if (!SignExtend) { |
| switch(SrcRegKind) { |
| default: break; |
| case 'b': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_UXTB; |
| break; |
| case 'h': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_UXTH; |
| break; |
| case 'w': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_UXTW; |
| break; |
| } |
| } else { |
| switch(SrcRegKind) { |
| default: break; |
| case 'b': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_SXTB; |
| break; |
| case 'h': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_SXTH; |
| break; |
| case 'w': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_SXTW; |
| break; |
| case 'x': |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].ext = ARM64_EXT_SXTX; |
| break; |
| } |
| } |
| } |
| } |
| |
| if (DoShift || IsLSL) { |
| SStream_concat(O, " #%u", Log2_32(Width / 8)); |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].shift.type = ARM64_SFT_LSL; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].shift.value = Log2_32(Width / 8); |
| } |
| } |
| } |
| |
| static void printCondCode(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| A64CC_CondCode CC = (A64CC_CondCode)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| SStream_concat0(O, getCondCodeName(CC)); |
| |
| if (MI->csh->detail) |
| MI->flat_insn->detail->arm64.cc = (arm64_cc)(CC + 1); |
| } |
| |
| static void printInverseCondCode(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| A64CC_CondCode CC = (A64CC_CondCode)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| SStream_concat0(O, getCondCodeName(getInvertedCondCode(CC))); |
| |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.cc = (arm64_cc)(getInvertedCondCode(CC) + 1); |
| } |
| } |
| |
| static void printImmScale(MCInst *MI, unsigned OpNum, SStream *O, int Scale) |
| { |
| int64_t val = Scale * MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| |
| printInt64Bang(O, val); |
| |
| if (MI->csh->detail) { |
| if (MI->csh->doing_mem) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.disp = (int32_t)val; |
| } else { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| |
| static void printUImm12Offset(MCInst *MI, unsigned OpNum, unsigned Scale, SStream *O) |
| { |
| MCOperand *MO = MCInst_getOperand(MI, OpNum); |
| |
| if (MCOperand_isImm(MO)) { |
| int64_t val = Scale * MCOperand_getImm(MO); |
| printInt64Bang(O, val); |
| if (MI->csh->detail) { |
| if (MI->csh->doing_mem) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].mem.disp = (int32_t)val; |
| } else { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (int)val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| } |
| |
| static void printUImm12Offset2(MCInst *MI, unsigned OpNum, SStream *O, int Scale) |
| { |
| printUImm12Offset(MI, OpNum, Scale, O); |
| } |
| |
| static void printPrefetchOp(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| unsigned prfop = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| bool Valid; |
| const char *Name = A64NamedImmMapper_toString(&A64PRFM_PRFMMapper, prfop, &Valid); |
| |
| if (Valid) { |
| SStream_concat0(O, Name); |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_PREFETCH; |
| // we have to plus 1 to prfop because 0 is a valid value of prfop |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].prefetch = prfop + 1; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } else { |
| printInt32Bang(O, prfop); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = prfop; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| |
| static void printFPImmOperand(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| MCOperand *MO = MCInst_getOperand(MI, OpNum); |
| double FPImm = MCOperand_isFPImm(MO) ? MCOperand_getFPImm(MO) : AArch64_AM_getFPImmFloat((int)MCOperand_getImm(MO)); |
| |
| // 8 decimal places are enough to perfectly represent permitted floats. |
| #if defined(_KERNEL_MODE) |
| // Issue #681: Windows kernel does not support formatting float point |
| SStream_concat(O, "#<float_point_unsupported>"); |
| #else |
| SStream_concat(O, "#%.8f", FPImm); |
| #endif |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_FP; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].fp = FPImm; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| //static unsigned getNextVectorRegister(unsigned Reg, unsigned Stride = 1) |
| static unsigned getNextVectorRegister(unsigned Reg, unsigned Stride) |
| { |
| while (Stride--) { |
| switch (Reg) { |
| default: |
| // llvm_unreachable("Vector register expected!"); |
| case AArch64_Q0: Reg = AArch64_Q1; break; |
| case AArch64_Q1: Reg = AArch64_Q2; break; |
| case AArch64_Q2: Reg = AArch64_Q3; break; |
| case AArch64_Q3: Reg = AArch64_Q4; break; |
| case AArch64_Q4: Reg = AArch64_Q5; break; |
| case AArch64_Q5: Reg = AArch64_Q6; break; |
| case AArch64_Q6: Reg = AArch64_Q7; break; |
| case AArch64_Q7: Reg = AArch64_Q8; break; |
| case AArch64_Q8: Reg = AArch64_Q9; break; |
| case AArch64_Q9: Reg = AArch64_Q10; break; |
| case AArch64_Q10: Reg = AArch64_Q11; break; |
| case AArch64_Q11: Reg = AArch64_Q12; break; |
| case AArch64_Q12: Reg = AArch64_Q13; break; |
| case AArch64_Q13: Reg = AArch64_Q14; break; |
| case AArch64_Q14: Reg = AArch64_Q15; break; |
| case AArch64_Q15: Reg = AArch64_Q16; break; |
| case AArch64_Q16: Reg = AArch64_Q17; break; |
| case AArch64_Q17: Reg = AArch64_Q18; break; |
| case AArch64_Q18: Reg = AArch64_Q19; break; |
| case AArch64_Q19: Reg = AArch64_Q20; break; |
| case AArch64_Q20: Reg = AArch64_Q21; break; |
| case AArch64_Q21: Reg = AArch64_Q22; break; |
| case AArch64_Q22: Reg = AArch64_Q23; break; |
| case AArch64_Q23: Reg = AArch64_Q24; break; |
| case AArch64_Q24: Reg = AArch64_Q25; break; |
| case AArch64_Q25: Reg = AArch64_Q26; break; |
| case AArch64_Q26: Reg = AArch64_Q27; break; |
| case AArch64_Q27: Reg = AArch64_Q28; break; |
| case AArch64_Q28: Reg = AArch64_Q29; break; |
| case AArch64_Q29: Reg = AArch64_Q30; break; |
| case AArch64_Q30: Reg = AArch64_Q31; break; |
| // Vector lists can wrap around. |
| case AArch64_Q31: Reg = AArch64_Q0; break; |
| } |
| } |
| |
| return Reg; |
| } |
| |
| static void printVectorList(MCInst *MI, unsigned OpNum, SStream *O, char *LayoutSuffix, MCRegisterInfo *MRI, arm64_vas vas, arm64_vess vess) |
| { |
| #define GETREGCLASS_CONTAIN0(_class, _reg) MCRegisterClass_contains(MCRegisterInfo_getRegClass(MRI, _class), _reg) |
| |
| unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, OpNum)); |
| unsigned NumRegs = 1, FirstReg, i; |
| |
| SStream_concat0(O, "{"); |
| |
| // Work out how many registers there are in the list (if there is an actual |
| // list). |
| if (GETREGCLASS_CONTAIN0(AArch64_DDRegClassID , Reg) || |
| GETREGCLASS_CONTAIN0(AArch64_QQRegClassID, Reg)) |
| NumRegs = 2; |
| else if (GETREGCLASS_CONTAIN0(AArch64_DDDRegClassID, Reg) || |
| GETREGCLASS_CONTAIN0(AArch64_QQQRegClassID, Reg)) |
| NumRegs = 3; |
| else if (GETREGCLASS_CONTAIN0(AArch64_DDDDRegClassID, Reg) || |
| GETREGCLASS_CONTAIN0(AArch64_QQQQRegClassID, Reg)) |
| NumRegs = 4; |
| |
| // Now forget about the list and find out what the first register is. |
| if ((FirstReg = MCRegisterInfo_getSubReg(MRI, Reg, AArch64_dsub0))) |
| Reg = FirstReg; |
| else if ((FirstReg = MCRegisterInfo_getSubReg(MRI, Reg, AArch64_qsub0))) |
| Reg = FirstReg; |
| |
| // If it's a D-reg, we need to promote it to the equivalent Q-reg before |
| // printing (otherwise getRegisterName fails). |
| if (GETREGCLASS_CONTAIN0(AArch64_FPR64RegClassID, Reg)) { |
| const MCRegisterClass *FPR128RC = MCRegisterInfo_getRegClass(MRI, AArch64_FPR128RegClassID); |
| Reg = MCRegisterInfo_getMatchingSuperReg(MRI, Reg, AArch64_dsub, FPR128RC); |
| } |
| |
| for (i = 0; i < NumRegs; ++i, Reg = getNextVectorRegister(Reg, 1)) { |
| SStream_concat(O, "%s%s", getRegisterName(Reg, AArch64_vreg), LayoutSuffix); |
| if (i + 1 != NumRegs) |
| SStream_concat0(O, ", "); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = AArch64_map_vregister(Reg); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].vas = vas; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].vess = vess; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| SStream_concat0(O, "}"); |
| } |
| |
| static void printTypedVectorList(MCInst *MI, unsigned OpNum, SStream *O, unsigned NumLanes, char LaneKind, MCRegisterInfo *MRI) |
| { |
| char Suffix[32]; |
| arm64_vas vas = 0; |
| arm64_vess vess = 0; |
| |
| if (NumLanes) { |
| cs_snprintf(Suffix, sizeof(Suffix), ".%u%c", NumLanes, LaneKind); |
| switch(LaneKind) { |
| default: break; |
| case 'b': |
| switch(NumLanes) { |
| default: break; |
| case 8: |
| vas = ARM64_VAS_8B; |
| break; |
| case 16: |
| vas = ARM64_VAS_16B; |
| break; |
| } |
| break; |
| case 'h': |
| switch(NumLanes) { |
| default: break; |
| case 4: |
| vas = ARM64_VAS_4H; |
| break; |
| case 8: |
| vas = ARM64_VAS_8H; |
| break; |
| } |
| break; |
| case 's': |
| switch(NumLanes) { |
| default: break; |
| case 2: |
| vas = ARM64_VAS_2S; |
| break; |
| case 4: |
| vas = ARM64_VAS_4S; |
| break; |
| } |
| break; |
| case 'd': |
| switch(NumLanes) { |
| default: break; |
| case 1: |
| vas = ARM64_VAS_1D; |
| break; |
| case 2: |
| vas = ARM64_VAS_2D; |
| break; |
| } |
| break; |
| case 'q': |
| switch(NumLanes) { |
| default: break; |
| case 1: |
| vas = ARM64_VAS_1Q; |
| break; |
| } |
| break; |
| } |
| } else { |
| cs_snprintf(Suffix, sizeof(Suffix), ".%c", LaneKind); |
| switch(LaneKind) { |
| default: break; |
| case 'b': |
| vess = ARM64_VESS_B; |
| break; |
| case 'h': |
| vess = ARM64_VESS_H; |
| break; |
| case 's': |
| vess = ARM64_VESS_S; |
| break; |
| case 'd': |
| vess = ARM64_VESS_D; |
| break; |
| } |
| } |
| |
| printVectorList(MI, OpNum, O, Suffix, MRI, vas, vess); |
| } |
| |
| static void printVectorIndex(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| SStream_concat0(O, "["); |
| printInt32(O, (int)MCOperand_getImm(MCInst_getOperand(MI, OpNum))); |
| SStream_concat0(O, "]"); |
| if (MI->csh->detail) { |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count - 1].vector_index = (int)MCOperand_getImm(MCInst_getOperand(MI, OpNum)); |
| } |
| } |
| |
| static void printAlignedLabel(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNum); |
| |
| // If the label has already been resolved to an immediate offset (say, when |
| // we're running the disassembler), just print the immediate. |
| if (MCOperand_isImm(Op)) { |
| uint64_t imm = (MCOperand_getImm(Op) * 4) + MI->address; |
| printUInt64Bang(O, imm); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = imm; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| return; |
| } |
| } |
| |
| static void printAdrpLabel(MCInst *MI, unsigned OpNum, SStream *O) |
| { |
| MCOperand *Op = MCInst_getOperand(MI, OpNum); |
| |
| if (MCOperand_isImm(Op)) { |
| // ADRP sign extends a 21-bit offset, shifts it left by 12 |
| // and adds it to the value of the PC with its bottom 12 bits cleared |
| uint64_t imm = (MCOperand_getImm(Op) * 0x1000) + (MI->address & ~0xfff); |
| printUInt64Bang(O, imm); |
| |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = imm; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| return; |
| } |
| } |
| |
| static void printBarrierOption(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| unsigned Val = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNo)); |
| unsigned Opcode = MCInst_getOpcode(MI); |
| bool Valid; |
| const char *Name; |
| |
| if (Opcode == AArch64_ISB) |
| Name = A64NamedImmMapper_toString(&A64ISB_ISBMapper, Val, &Valid); |
| else |
| Name = A64NamedImmMapper_toString(&A64DB_DBarrierMapper, Val, &Valid); |
| |
| if (Valid) { |
| SStream_concat0(O, Name); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_BARRIER; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].barrier = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } else { |
| printUInt32Bang(O, Val); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| } |
| |
| static void printMRSSystemRegister(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| unsigned Val = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNo)); |
| char Name[128]; |
| |
| A64SysRegMapper_toString(&AArch64_MRSMapper, Val, Name); |
| |
| SStream_concat0(O, Name); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG_MRS; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printMSRSystemRegister(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| unsigned Val = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNo)); |
| char Name[128]; |
| |
| A64SysRegMapper_toString(&AArch64_MSRMapper, Val, Name); |
| |
| SStream_concat0(O, Name); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG_MSR; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printSystemPStateField(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| unsigned Val = (unsigned)MCOperand_getImm(MCInst_getOperand(MI, OpNo)); |
| bool Valid; |
| const char *Name; |
| |
| Name = A64NamedImmMapper_toString(&A64PState_PStateMapper, Val, &Valid); |
| if (Valid) { |
| SStream_concat0(O, Name); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| uint8_t access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_PSTATE; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].pstate = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } else { |
| #ifndef CAPSTONE_DIET |
| unsigned char access; |
| #endif |
| printInt32Bang(O, Val); |
| #ifndef CAPSTONE_DIET |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| static void printSIMDType10Operand(MCInst *MI, unsigned OpNo, SStream *O) |
| { |
| uint8_t RawVal = (uint8_t)MCOperand_getImm(MCInst_getOperand(MI, OpNo)); |
| uint64_t Val = AArch64_AM_decodeAdvSIMDModImmType10(RawVal); |
| SStream_concat(O, "#%#016llx", Val); |
| if (MI->csh->detail) { |
| #ifndef CAPSTONE_DIET |
| unsigned char access; |
| access = get_op_access(MI->csh, MCInst_getOpcode(MI), MI->ac_idx); |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].access = access; |
| MI->ac_idx++; |
| #endif |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM; |
| MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Val; |
| MI->flat_insn->detail->arm64.op_count++; |
| } |
| } |
| |
| |
| #define PRINT_ALIAS_INSTR |
| #include "AArch64GenAsmWriter.inc" |
| |
| void AArch64_post_printer(csh handle, cs_insn *flat_insn, char *insn_asm, MCInst *mci) |
| { |
| if (((cs_struct *)handle)->detail != CS_OPT_ON) |
| return; |
| |
| if (mci->csh->detail) { |
| unsigned opcode = MCInst_getOpcode(mci); |
| switch (opcode) { |
| default: |
| break; |
| case AArch64_LD1Fourv16b_POST: |
| case AArch64_LD1Fourv1d_POST: |
| case AArch64_LD1Fourv2d_POST: |
| case AArch64_LD1Fourv2s_POST: |
| case AArch64_LD1Fourv4h_POST: |
| case AArch64_LD1Fourv4s_POST: |
| case AArch64_LD1Fourv8b_POST: |
| case AArch64_LD1Fourv8h_POST: |
| case AArch64_LD1Onev16b_POST: |
| case AArch64_LD1Onev1d_POST: |
| case AArch64_LD1Onev2d_POST: |
| case AArch64_LD1Onev2s_POST: |
| case AArch64_LD1Onev4h_POST: |
| case AArch64_LD1Onev4s_POST: |
| case AArch64_LD1Onev8b_POST: |
| case AArch64_LD1Onev8h_POST: |
| case AArch64_LD1Rv16b_POST: |
| case AArch64_LD1Rv1d_POST: |
| case AArch64_LD1Rv2d_POST: |
| case AArch64_LD1Rv2s_POST: |
| case AArch64_LD1Rv4h_POST: |
| case AArch64_LD1Rv4s_POST: |
| case AArch64_LD1Rv8b_POST: |
| case AArch64_LD1Rv8h_POST: |
| case AArch64_LD1Threev16b_POST: |
| case AArch64_LD1Threev1d_POST: |
| case AArch64_LD1Threev2d_POST: |
| case AArch64_LD1Threev2s_POST: |
| case AArch64_LD1Threev4h_POST: |
| case AArch64_LD1Threev4s_POST: |
| case AArch64_LD1Threev8b_POST: |
| case AArch64_LD1Threev8h_POST: |
| case AArch64_LD1Twov16b_POST: |
| case AArch64_LD1Twov1d_POST: |
| case AArch64_LD1Twov2d_POST: |
| case AArch64_LD1Twov2s_POST: |
| case AArch64_LD1Twov4h_POST: |
| case AArch64_LD1Twov4s_POST: |
| case AArch64_LD1Twov8b_POST: |
| case AArch64_LD1Twov8h_POST: |
| case AArch64_LD1i16_POST: |
| case AArch64_LD1i32_POST: |
| case AArch64_LD1i64_POST: |
| case AArch64_LD1i8_POST: |
| case AArch64_LD2Rv16b_POST: |
| case AArch64_LD2Rv1d_POST: |
| case AArch64_LD2Rv2d_POST: |
| case AArch64_LD2Rv2s_POST: |
| case AArch64_LD2Rv4h_POST: |
| case AArch64_LD2Rv4s_POST: |
| case AArch64_LD2Rv8b_POST: |
| case AArch64_LD2Rv8h_POST: |
| case AArch64_LD2Twov16b_POST: |
| case AArch64_LD2Twov2d_POST: |
| case AArch64_LD2Twov2s_POST: |
| case AArch64_LD2Twov4h_POST: |
| case AArch64_LD2Twov4s_POST: |
| case AArch64_LD2Twov8b_POST: |
| case AArch64_LD2Twov8h_POST: |
| case AArch64_LD2i16_POST: |
| case AArch64_LD2i32_POST: |
| case AArch64_LD2i64_POST: |
| case AArch64_LD2i8_POST: |
| case AArch64_LD3Rv16b_POST: |
| case AArch64_LD3Rv1d_POST: |
| case AArch64_LD3Rv2d_POST: |
| case AArch64_LD3Rv2s_POST: |
| case AArch64_LD3Rv4h_POST: |
| case AArch64_LD3Rv4s_POST: |
| case AArch64_LD3Rv8b_POST: |
| case AArch64_LD3Rv8h_POST: |
| case AArch64_LD3Threev16b_POST: |
| case AArch64_LD3Threev2d_POST: |
| case AArch64_LD3Threev2s_POST: |
| case AArch64_LD3Threev4h_POST: |
| case AArch64_LD3Threev4s_POST: |
| case AArch64_LD3Threev8b_POST: |
| case AArch64_LD3Threev8h_POST: |
| case AArch64_LD3i16_POST: |
| case AArch64_LD3i32_POST: |
| case AArch64_LD3i64_POST: |
| case AArch64_LD3i8_POST: |
| case AArch64_LD4Fourv16b_POST: |
| case AArch64_LD4Fourv2d_POST: |
| case AArch64_LD4Fourv2s_POST: |
| case AArch64_LD4Fourv4h_POST: |
| case AArch64_LD4Fourv4s_POST: |
| case AArch64_LD4Fourv8b_POST: |
| case AArch64_LD4Fourv8h_POST: |
| case AArch64_LD4Rv16b_POST: |
| case AArch64_LD4Rv1d_POST: |
| case AArch64_LD4Rv2d_POST: |
| case AArch64_LD4Rv2s_POST: |
| case AArch64_LD4Rv4h_POST: |
| case AArch64_LD4Rv4s_POST: |
| case AArch64_LD4Rv8b_POST: |
| case AArch64_LD4Rv8h_POST: |
| case AArch64_LD4i16_POST: |
| case AArch64_LD4i32_POST: |
| case AArch64_LD4i64_POST: |
| case AArch64_LD4i8_POST: |
| case AArch64_LDPDpost: |
| case AArch64_LDPDpre: |
| case AArch64_LDPQpost: |
| case AArch64_LDPQpre: |
| case AArch64_LDPSWpost: |
| case AArch64_LDPSWpre: |
| case AArch64_LDPSpost: |
| case AArch64_LDPSpre: |
| case AArch64_LDPWpost: |
| case AArch64_LDPWpre: |
| case AArch64_LDPXpost: |
| case AArch64_LDPXpre: |
| case AArch64_LDRBBpost: |
| case AArch64_LDRBBpre: |
| case AArch64_LDRBpost: |
| case AArch64_LDRBpre: |
| case AArch64_LDRDpost: |
| case AArch64_LDRDpre: |
| case AArch64_LDRHHpost: |
| case AArch64_LDRHHpre: |
| case AArch64_LDRHpost: |
| case AArch64_LDRHpre: |
| case AArch64_LDRQpost: |
| case AArch64_LDRQpre: |
| case AArch64_LDRSBWpost: |
| case AArch64_LDRSBWpre: |
| case AArch64_LDRSBXpost: |
| case AArch64_LDRSBXpre: |
| case AArch64_LDRSHWpost: |
| case AArch64_LDRSHWpre: |
| case AArch64_LDRSHXpost: |
| case AArch64_LDRSHXpre: |
| case AArch64_LDRSWpost: |
| case AArch64_LDRSWpre: |
| case AArch64_LDRSpost: |
| case AArch64_LDRSpre: |
| case AArch64_LDRWpost: |
| case AArch64_LDRWpre: |
| case AArch64_LDRXpost: |
| case AArch64_LDRXpre: |
| case AArch64_ST1Fourv16b_POST: |
| case AArch64_ST1Fourv1d_POST: |
| case AArch64_ST1Fourv2d_POST: |
| case AArch64_ST1Fourv2s_POST: |
| case AArch64_ST1Fourv4h_POST: |
| case AArch64_ST1Fourv4s_POST: |
| case AArch64_ST1Fourv8b_POST: |
| case AArch64_ST1Fourv8h_POST: |
| case AArch64_ST1Onev16b_POST: |
| case AArch64_ST1Onev1d_POST: |
| case AArch64_ST1Onev2d_POST: |
| case AArch64_ST1Onev2s_POST: |
| case AArch64_ST1Onev4h_POST: |
| case AArch64_ST1Onev4s_POST: |
| case AArch64_ST1Onev8b_POST: |
| case AArch64_ST1Onev8h_POST: |
| case AArch64_ST1Threev16b_POST: |
| case AArch64_ST1Threev1d_POST: |
| case AArch64_ST1Threev2d_POST: |
| case AArch64_ST1Threev2s_POST: |
| case AArch64_ST1Threev4h_POST: |
| case AArch64_ST1Threev4s_POST: |
| case AArch64_ST1Threev8b_POST: |
| case AArch64_ST1Threev8h_POST: |
| case AArch64_ST1Twov16b_POST: |
| case AArch64_ST1Twov1d_POST: |
| case AArch64_ST1Twov2d_POST: |
| case AArch64_ST1Twov2s_POST: |
| case AArch64_ST1Twov4h_POST: |
| case AArch64_ST1Twov4s_POST: |
| case AArch64_ST1Twov8b_POST: |
| case AArch64_ST1Twov8h_POST: |
| case AArch64_ST1i16_POST: |
| case AArch64_ST1i32_POST: |
| case AArch64_ST1i64_POST: |
| case AArch64_ST1i8_POST: |
| case AArch64_ST2Twov16b_POST: |
| case AArch64_ST2Twov2d_POST: |
| case AArch64_ST2Twov2s_POST: |
| case AArch64_ST2Twov4h_POST: |
| case AArch64_ST2Twov4s_POST: |
| case AArch64_ST2Twov8b_POST: |
| case AArch64_ST2Twov8h_POST: |
| case AArch64_ST2i16_POST: |
| case AArch64_ST2i32_POST: |
| case AArch64_ST2i64_POST: |
| case AArch64_ST2i8_POST: |
| case AArch64_ST3Threev16b_POST: |
| case AArch64_ST3Threev2d_POST: |
| case AArch64_ST3Threev2s_POST: |
| case AArch64_ST3Threev4h_POST: |
| case AArch64_ST3Threev4s_POST: |
| case AArch64_ST3Threev8b_POST: |
| case AArch64_ST3Threev8h_POST: |
| case AArch64_ST3i16_POST: |
| case AArch64_ST3i32_POST: |
| case AArch64_ST3i64_POST: |
| case AArch64_ST3i8_POST: |
| case AArch64_ST4Fourv16b_POST: |
| case AArch64_ST4Fourv2d_POST: |
| case AArch64_ST4Fourv2s_POST: |
| case AArch64_ST4Fourv4h_POST: |
| case AArch64_ST4Fourv4s_POST: |
| case AArch64_ST4Fourv8b_POST: |
| case AArch64_ST4Fourv8h_POST: |
| case AArch64_ST4i16_POST: |
| case AArch64_ST4i32_POST: |
| case AArch64_ST4i64_POST: |
| case AArch64_ST4i8_POST: |
| case AArch64_STPDpost: |
| case AArch64_STPDpre: |
| case AArch64_STPQpost: |
| case AArch64_STPQpre: |
| case AArch64_STPSpost: |
| case AArch64_STPSpre: |
| case AArch64_STPWpost: |
| case AArch64_STPWpre: |
| case AArch64_STPXpost: |
| case AArch64_STPXpre: |
| case AArch64_STRBBpost: |
| case AArch64_STRBBpre: |
| case AArch64_STRBpost: |
| case AArch64_STRBpre: |
| case AArch64_STRDpost: |
| case AArch64_STRDpre: |
| case AArch64_STRHHpost: |
| case AArch64_STRHHpre: |
| case AArch64_STRHpost: |
| case AArch64_STRHpre: |
| case AArch64_STRQpost: |
| case AArch64_STRQpre: |
| case AArch64_STRSpost: |
| case AArch64_STRSpre: |
| case AArch64_STRWpost: |
| case AArch64_STRWpre: |
| case AArch64_STRXpost: |
| case AArch64_STRXpre: |
| flat_insn->detail->arm64.writeback = true; |
| break; |
| } |
| } |
| } |
| |
| #endif |