/* Print i386 instructions for GDB, the GNU debugger. Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of the GNU opcodes library. This library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. It is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu) July 1988 modified by John Hassey (hassey@dg-rtp.dg.com) x86-64 support added by Jan Hubicka (jh@suse.cz) VIA PadLock support by Michal Ludvig (mludvig@suse.cz). */ /* The main tables describing the instructions is essentially a copy of the "Opcode Map" chapter (Appendix A) of the Intel 80386 Programmers Manual. Usually, there is a capital letter, followed by a small letter. The capital letter tell the addressing mode, and the small letter tells about the operand size. Refer to the Intel manual for details. */ #include "sysdep.h" #include "dis-asm.h" #include "opintl.h" #include "opcode/i386.h" #include "libiberty.h" #include static int fetch_data (struct disassemble_info *, bfd_byte *); static void ckprefix (void); static const char *prefix_name (int, int); static int print_insn (bfd_vma, disassemble_info *); static void dofloat (int); static void OP_ST (int, int); static void OP_STi (int, int); static int putop (const char *, int); static void oappend (const char *); static void append_seg (void); static void OP_indirE (int, int); static void print_operand_value (char *, int, bfd_vma); static void OP_E_extended (int, int, int); static void print_displacement (char *, bfd_vma); static void OP_E (int, int); static void OP_G (int, int); static bfd_vma get64 (void); static bfd_signed_vma get32 (void); static bfd_signed_vma get32s (void); static int get16 (void); static void set_op (bfd_vma, int); static void OP_Skip_MODRM (int, int); static void OP_REG (int, int); static void OP_IMREG (int, int); static void OP_I (int, int); static void OP_I64 (int, int); static void OP_sI (int, int); static void OP_J (int, int); static void OP_SEG (int, int); static void OP_DIR (int, int); static void OP_OFF (int, int); static void OP_OFF64 (int, int); static void ptr_reg (int, int); static void OP_ESreg (int, int); static void OP_DSreg (int, int); static void OP_C (int, int); static void OP_D (int, int); static void OP_T (int, int); static void OP_R (int, int); static void OP_MMX (int, int); static void OP_XMM (int, int); static void OP_EM (int, int); static void OP_EX (int, int); static void OP_EMC (int,int); static void OP_MXC (int,int); static void OP_MS (int, int); static void OP_XS (int, int); static void OP_M (int, int); static void OP_0f07 (int, int); static void OP_Monitor (int, int); static void OP_Mwait (int, int); static void NOP_Fixup1 (int, int); static void NOP_Fixup2 (int, int); static void OP_3DNowSuffix (int, int); static void OP_SIMD_Suffix (int, int); static void BadOp (void); static void REP_Fixup (int, int); static void CMPXCHG8B_Fixup (int, int); static void XMM_Fixup (int, int); static void CRC32_Fixup (int, int); static void print_drex_arg (unsigned int, int, int); static void OP_DREX4 (int, int); static void OP_DREX3 (int, int); static void OP_DREX_ICMP (int, int); static void OP_DREX_FCMP (int, int); struct dis_private { /* Points to first byte not fetched. */ bfd_byte *max_fetched; bfd_byte the_buffer[MAX_MNEM_SIZE]; bfd_vma insn_start; int orig_sizeflag; jmp_buf bailout; }; enum address_mode { mode_16bit, mode_32bit, mode_64bit }; enum address_mode address_mode; /* Flags for the prefixes for the current instruction. See below. */ static int prefixes; /* REX prefix the current instruction. See below. */ static int rex; /* Bits of REX we've already used. */ static int rex_used; /* Mark parts used in the REX prefix. When we are testing for empty prefix (for 8bit register REX extension), just mask it out. Otherwise test for REX bit is excuse for existence of REX only in case value is nonzero. */ #define USED_REX(value) \ { \ if (value) \ { \ if ((rex & value)) \ rex_used |= (value) | REX_OPCODE; \ } \ else \ rex_used |= REX_OPCODE; \ } /* Special 'registers' for DREX handling */ #define DREX_REG_UNKNOWN 1000 /* not initialized */ #define DREX_REG_MEMORY 1001 /* use MODRM/SIB/OFFSET memory */ /* The DREX byte has the following fields: Bits 7-4 -- DREX.Dest, xmm destination register Bit 3 -- DREX.OC0, operand config bit defines operand order Bit 2 -- DREX.R, equivalent to REX_R bit, to extend ModRM register Bit 1 -- DREX.X, equivalent to REX_X bit, to extend SIB index field Bit 0 -- DREX.W, equivalent to REX_B bit, to extend ModRM r/m field, SIB base field, or opcode reg field. */ #define DREX_XMM(drex) ((drex >> 4) & 0xf) #define DREX_OC0(drex) ((drex >> 3) & 0x1) /* Flags for prefixes which we somehow handled when printing the current instruction. */ static int used_prefixes; /* Flags stored in PREFIXES. */ #define PREFIX_REPZ 1 #define PREFIX_REPNZ 2 #define PREFIX_LOCK 4 #define PREFIX_CS 8 #define PREFIX_SS 0x10 #define PREFIX_DS 0x20 #define PREFIX_ES 0x40 #define PREFIX_FS 0x80 #define PREFIX_GS 0x100 #define PREFIX_DATA 0x200 #define PREFIX_ADDR 0x400 #define PREFIX_FWAIT 0x800 /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive) to ADDR (exclusive) are valid. Returns 1 for success, longjmps on error. */ #define FETCH_DATA(info, addr) \ ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \ ? 1 : fetch_data ((info), (addr))) static int fetch_data (struct disassemble_info *info, bfd_byte *addr) { int status; struct dis_private *priv = (struct dis_private *) info->private_data; bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer); if (addr <= priv->the_buffer + MAX_MNEM_SIZE) status = (*info->read_memory_func) (start, priv->max_fetched, addr - priv->max_fetched, info); else status = -1; if (status != 0) { /* If we did manage to read at least one byte, then print_insn_i386 will do something sensible. Otherwise, print an error. We do that here because this is where we know STATUS. */ if (priv->max_fetched == priv->the_buffer) (*info->memory_error_func) (status, start, info); longjmp (priv->bailout, 1); } else priv->max_fetched = addr; return 1; } #define XX { NULL, 0 } #define Eb { OP_E, b_mode } #define Ev { OP_E, v_mode } #define Ed { OP_E, d_mode } #define Edq { OP_E, dq_mode } #define Edqw { OP_E, dqw_mode } #define Edqb { OP_E, dqb_mode } #define Edqd { OP_E, dqd_mode } #define Eq { OP_E, q_mode } #define indirEv { OP_indirE, stack_v_mode } #define indirEp { OP_indirE, f_mode } #define stackEv { OP_E, stack_v_mode } #define Em { OP_E, m_mode } #define Ew { OP_E, w_mode } #define M { OP_M, 0 } /* lea, lgdt, etc. */ #define Ma { OP_M, v_mode } #define Mb { OP_M, b_mode } #define Md { OP_M, d_mode } #define Mp { OP_M, f_mode } /* 32 or 48 bit memory operand for LDS, LES etc */ #define Mq { OP_M, q_mode } #define Gb { OP_G, b_mode } #define Gv { OP_G, v_mode } #define Gd { OP_G, d_mode } #define Gdq { OP_G, dq_mode } #define Gm { OP_G, m_mode } #define Gw { OP_G, w_mode } #define Rd { OP_R, d_mode } #define Rm { OP_R, m_mode } #define Ib { OP_I, b_mode } #define sIb { OP_sI, b_mode } /* sign extened byte */ #define Iv { OP_I, v_mode } #define Iq { OP_I, q_mode } #define Iv64 { OP_I64, v_mode } #define Iw { OP_I, w_mode } #define I1 { OP_I, const_1_mode } #define Jb { OP_J, b_mode } #define Jv { OP_J, v_mode } #define Cm { OP_C, m_mode } #define Dm { OP_D, m_mode } #define Td { OP_T, d_mode } #define Skip_MODRM { OP_Skip_MODRM, 0 } #define RMeAX { OP_REG, eAX_reg } #define RMeBX { OP_REG, eBX_reg } #define RMeCX { OP_REG, eCX_reg } #define RMeDX { OP_REG, eDX_reg } #define RMeSP { OP_REG, eSP_reg } #define RMeBP { OP_REG, eBP_reg } #define RMeSI { OP_REG, eSI_reg } #define RMeDI { OP_REG, eDI_reg } #define RMrAX { OP_REG, rAX_reg } #define RMrBX { OP_REG, rBX_reg } #define RMrCX { OP_REG, rCX_reg } #define RMrDX { OP_REG, rDX_reg } #define RMrSP { OP_REG, rSP_reg } #define RMrBP { OP_REG, rBP_reg } #define RMrSI { OP_REG, rSI_reg } #define RMrDI { OP_REG, rDI_reg } #define RMAL { OP_REG, al_reg } #define RMAL { OP_REG, al_reg } #define RMCL { OP_REG, cl_reg } #define RMDL { OP_REG, dl_reg } #define RMBL { OP_REG, bl_reg } #define RMAH { OP_REG, ah_reg } #define RMCH { OP_REG, ch_reg } #define RMDH { OP_REG, dh_reg } #define RMBH { OP_REG, bh_reg } #define RMAX { OP_REG, ax_reg } #define RMDX { OP_REG, dx_reg } #define eAX { OP_IMREG, eAX_reg } #define eBX { OP_IMREG, eBX_reg } #define eCX { OP_IMREG, eCX_reg } #define eDX { OP_IMREG, eDX_reg } #define eSP { OP_IMREG, eSP_reg } #define eBP { OP_IMREG, eBP_reg } #define eSI { OP_IMREG, eSI_reg } #define eDI { OP_IMREG, eDI_reg } #define AL { OP_IMREG, al_reg } #define CL { OP_IMREG, cl_reg } #define DL { OP_IMREG, dl_reg } #define BL { OP_IMREG, bl_reg } #define AH { OP_IMREG, ah_reg } #define CH { OP_IMREG, ch_reg } #define DH { OP_IMREG, dh_reg } #define BH { OP_IMREG, bh_reg } #define AX { OP_IMREG, ax_reg } #define DX { OP_IMREG, dx_reg } #define zAX { OP_IMREG, z_mode_ax_reg } #define indirDX { OP_IMREG, indir_dx_reg } #define Sw { OP_SEG, w_mode } #define Sv { OP_SEG, v_mode } #define Ap { OP_DIR, 0 } #define Ob { OP_OFF64, b_mode } #define Ov { OP_OFF64, v_mode } #define Xb { OP_DSreg, eSI_reg } #define Xv { OP_DSreg, eSI_reg } #define Xz { OP_DSreg, eSI_reg } #define Yb { OP_ESreg, eDI_reg } #define Yv { OP_ESreg, eDI_reg } #define DSBX { OP_DSreg, eBX_reg } #define es { OP_REG, es_reg } #define ss { OP_REG, ss_reg } #define cs { OP_REG, cs_reg } #define ds { OP_REG, ds_reg } #define fs { OP_REG, fs_reg } #define gs { OP_REG, gs_reg } #define MX { OP_MMX, 0 } #define XM { OP_XMM, 0 } #define EM { OP_EM, v_mode } #define EMd { OP_EM, d_mode } #define EMx { OP_EM, x_mode } #define EXw { OP_EX, w_mode } #define EXd { OP_EX, d_mode } #define EXq { OP_EX, q_mode } #define EXx { OP_EX, x_mode } #define MS { OP_MS, v_mode } #define XS { OP_XS, v_mode } #define EMCq { OP_EMC, q_mode } #define MXC { OP_MXC, 0 } #define OPSUF { OP_3DNowSuffix, 0 } #define OPSIMD { OP_SIMD_Suffix, 0 } #define XMM0 { XMM_Fixup, 0 } /* Used handle "rep" prefix for string instructions. */ #define Xbr { REP_Fixup, eSI_reg } #define Xvr { REP_Fixup, eSI_reg } #define Ybr { REP_Fixup, eDI_reg } #define Yvr { REP_Fixup, eDI_reg } #define Yzr { REP_Fixup, eDI_reg } #define indirDXr { REP_Fixup, indir_dx_reg } #define ALr { REP_Fixup, al_reg } #define eAXr { REP_Fixup, eAX_reg } #define cond_jump_flag { NULL, cond_jump_mode } #define loop_jcxz_flag { NULL, loop_jcxz_mode } /* bits in sizeflag */ #define SUFFIX_ALWAYS 4 #define AFLAG 2 #define DFLAG 1 #define b_mode 1 /* byte operand */ #define v_mode 2 /* operand size depends on prefixes */ #define w_mode 3 /* word operand */ #define d_mode 4 /* double word operand */ #define q_mode 5 /* quad word operand */ #define t_mode 6 /* ten-byte operand */ #define x_mode 7 /* 16-byte XMM operand */ #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */ #define cond_jump_mode 9 #define loop_jcxz_mode 10 #define dq_mode 11 /* operand size depends on REX prefixes. */ #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */ #define f_mode 13 /* 4- or 6-byte pointer operand */ #define const_1_mode 14 #define stack_v_mode 15 /* v_mode for stack-related opcodes. */ #define z_mode 16 /* non-quad operand size depends on prefixes */ #define o_mode 17 /* 16-byte operand */ #define dqb_mode 18 /* registers like dq_mode, memory like b_mode. */ #define dqd_mode 19 /* registers like dq_mode, memory like d_mode. */ /* Flags that are OR'ed into the bytemode field to pass extra information. */ #define DREX_OC1 0x4000 /* OC1 bit set */ #define DREX_NO_OC0 0x2000 /* OC0 bit not used */ #define DREX_MASK 0x6000 /* mask to delete */ #define es_reg 100 #define cs_reg 101 #define ss_reg 102 #define ds_reg 103 #define fs_reg 104 #define gs_reg 105 #define eAX_reg 108 #define eCX_reg 109 #define eDX_reg 110 #define eBX_reg 111 #define eSP_reg 112 #define eBP_reg 113 #define eSI_reg 114 #define eDI_reg 115 #define al_reg 116 #define cl_reg 117 #define dl_reg 118 #define bl_reg 119 #define ah_reg 120 #define ch_reg 121 #define dh_reg 122 #define bh_reg 123 #define ax_reg 124 #define cx_reg 125 #define dx_reg 126 #define bx_reg 127 #define sp_reg 128 #define bp_reg 129 #define si_reg 130 #define di_reg 131 #define rAX_reg 132 #define rCX_reg 133 #define rDX_reg 134 #define rBX_reg 135 #define rSP_reg 136 #define rBP_reg 137 #define rSI_reg 138 #define rDI_reg 139 #define z_mode_ax_reg 149 #define indir_dx_reg 150 #define FLOATCODE 1 #define USE_GROUPS 2 #define USE_PREFIX_USER_TABLE 3 #define X86_64_SPECIAL 4 #define IS_3BYTE_OPCODE 5 #define USE_OPC_EXT_TABLE 6 #define USE_OPC_EXT_RM_TABLE 7 #define FLOAT NULL, { { NULL, FLOATCODE } } #define GRP1a NULL, { { NULL, USE_GROUPS }, { NULL, 0 } } #define GRP1b NULL, { { NULL, USE_GROUPS }, { NULL, 1 } } #define GRP1S NULL, { { NULL, USE_GROUPS }, { NULL, 2 } } #define GRP1Ss NULL, { { NULL, USE_GROUPS }, { NULL, 3 } } #define GRP2b NULL, { { NULL, USE_GROUPS }, { NULL, 4 } } #define GRP2S NULL, { { NULL, USE_GROUPS }, { NULL, 5 } } #define GRP2b_one NULL, { { NULL, USE_GROUPS }, { NULL, 6 } } #define GRP2S_one NULL, { { NULL, USE_GROUPS }, { NULL, 7 } } #define GRP2b_cl NULL, { { NULL, USE_GROUPS }, { NULL, 8 } } #define GRP2S_cl NULL, { { NULL, USE_GROUPS }, { NULL, 9 } } #define GRP3b NULL, { { NULL, USE_GROUPS }, { NULL, 10 } } #define GRP3S NULL, { { NULL, USE_GROUPS }, { NULL, 11 } } #define GRP4 NULL, { { NULL, USE_GROUPS }, { NULL, 12 } } #define GRP5 NULL, { { NULL, USE_GROUPS }, { NULL, 13 } } #define GRP6 NULL, { { NULL, USE_GROUPS }, { NULL, 14 } } #define GRP7 NULL, { { NULL, USE_GROUPS }, { NULL, 15 } } #define GRP8 NULL, { { NULL, USE_GROUPS }, { NULL, 16 } } #define GRP9 NULL, { { NULL, USE_GROUPS }, { NULL, 17 } } #define GRP11_C6 NULL, { { NULL, USE_GROUPS }, { NULL, 18 } } #define GRP11_C7 NULL, { { NULL, USE_GROUPS }, { NULL, 19 } } #define GRP12 NULL, { { NULL, USE_GROUPS }, { NULL, 20 } } #define GRP13 NULL, { { NULL, USE_GROUPS }, { NULL, 21 } } #define GRP14 NULL, { { NULL, USE_GROUPS }, { NULL, 22 } } #define GRP15 NULL, { { NULL, USE_GROUPS }, { NULL, 23 } } #define GRP16 NULL, { { NULL, USE_GROUPS }, { NULL, 24 } } #define GRPAMD NULL, { { NULL, USE_GROUPS }, { NULL, 25 } } #define GRPPADLCK1 NULL, { { NULL, USE_GROUPS }, { NULL, 26 } } #define GRPPADLCK2 NULL, { { NULL, USE_GROUPS }, { NULL, 27 } } #define PREGRP0 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 0 } } #define PREGRP1 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 1 } } #define PREGRP2 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 2 } } #define PREGRP3 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 3 } } #define PREGRP4 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 4 } } #define PREGRP5 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 5 } } #define PREGRP6 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 6 } } #define PREGRP7 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 7 } } #define PREGRP8 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 8 } } #define PREGRP9 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 9 } } #define PREGRP10 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 10 } } #define PREGRP11 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 11 } } #define PREGRP12 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 12 } } #define PREGRP13 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 13 } } #define PREGRP14 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 14 } } #define PREGRP15 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 15 } } #define PREGRP16 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 16 } } #define PREGRP17 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 17 } } #define PREGRP18 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 18 } } #define PREGRP19 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 19 } } #define PREGRP20 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 20 } } #define PREGRP21 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 21 } } #define PREGRP22 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 22 } } #define PREGRP23 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 23 } } #define PREGRP24 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 24 } } #define PREGRP25 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 25 } } #define PREGRP26 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 26 } } #define PREGRP27 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 27 } } #define PREGRP28 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 28 } } #define PREGRP29 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 29 } } #define PREGRP30 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 30 } } #define PREGRP31 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 31 } } #define PREGRP32 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 32 } } #define PREGRP33 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 33 } } #define PREGRP34 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 34 } } #define PREGRP35 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 35 } } #define PREGRP36 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 36 } } #define PREGRP37 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 37 } } #define PREGRP38 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 38 } } #define PREGRP39 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 39 } } #define PREGRP40 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 40 } } #define PREGRP41 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 41 } } #define PREGRP42 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 42 } } #define PREGRP43 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 43 } } #define PREGRP44 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 44 } } #define PREGRP45 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 45 } } #define PREGRP46 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 46 } } #define PREGRP47 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 47 } } #define PREGRP48 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 48 } } #define PREGRP49 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 49 } } #define PREGRP50 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 50 } } #define PREGRP51 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 51 } } #define PREGRP52 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 52 } } #define PREGRP53 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 53 } } #define PREGRP54 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 54 } } #define PREGRP55 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 55 } } #define PREGRP56 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 56 } } #define PREGRP57 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 57 } } #define PREGRP58 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 58 } } #define PREGRP59 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 59 } } #define PREGRP60 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 60 } } #define PREGRP61 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 61 } } #define PREGRP62 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 62 } } #define PREGRP63 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 63 } } #define PREGRP64 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 64 } } #define PREGRP65 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 65 } } #define PREGRP66 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 66 } } #define PREGRP67 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 67 } } #define PREGRP68 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 68 } } #define PREGRP69 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 69 } } #define PREGRP70 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 70 } } #define PREGRP71 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 71 } } #define PREGRP72 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 72 } } #define PREGRP73 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 73 } } #define PREGRP74 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 74 } } #define PREGRP75 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 75 } } #define PREGRP76 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 76 } } #define PREGRP77 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 77 } } #define PREGRP78 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 78 } } #define PREGRP79 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 79 } } #define PREGRP80 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 80 } } #define PREGRP81 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 81 } } #define PREGRP82 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 82 } } #define PREGRP83 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 83 } } #define PREGRP84 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 84 } } #define PREGRP85 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 85 } } #define PREGRP86 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 86 } } #define PREGRP87 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 87 } } #define PREGRP88 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 88 } } #define PREGRP89 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 89 } } #define PREGRP90 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 90 } } #define PREGRP91 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 91 } } #define PREGRP92 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 92 } } #define PREGRP93 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 93 } } #define PREGRP94 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 94 } } #define PREGRP95 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 95 } } #define PREGRP96 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 96 } } #define PREGRP97 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 97 } } #define PREGRP98 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 98 } } #define PREGRP99 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 99 } } #define PREGRP100 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 100 } } #define X86_64_0 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 0 } } #define X86_64_1 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 1 } } #define X86_64_2 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 2 } } #define X86_64_3 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 3 } } #define THREE_BYTE_0 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 0 } } #define THREE_BYTE_1 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 1 } } #define THREE_BYTE_SSE5_0F24 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 2 } } #define THREE_BYTE_SSE5_0F25 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 3 } } #define THREE_BYTE_SSE5_0F7A NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 4 } } #define THREE_BYTE_SSE5_0F7B NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 5 } } #define OPC_EXT_0 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 0 } } #define OPC_EXT_1 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 1 } } #define OPC_EXT_2 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 2 } } #define OPC_EXT_3 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 3 } } #define OPC_EXT_4 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 4 } } #define OPC_EXT_5 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 5 } } #define OPC_EXT_6 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 6 } } #define OPC_EXT_7 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 7 } } #define OPC_EXT_8 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 8 } } #define OPC_EXT_9 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 9 } } #define OPC_EXT_10 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 10 } } #define OPC_EXT_11 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 11 } } #define OPC_EXT_12 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 12 } } #define OPC_EXT_13 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 13 } } #define OPC_EXT_14 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 14 } } #define OPC_EXT_15 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 15 } } #define OPC_EXT_16 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 16 } } #define OPC_EXT_17 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 17 } } #define OPC_EXT_18 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 18 } } #define OPC_EXT_19 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 19 } } #define OPC_EXT_20 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 20 } } #define OPC_EXT_21 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 21 } } #define OPC_EXT_22 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 22 } } #define OPC_EXT_23 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 23 } } #define OPC_EXT_24 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 24 } } #define OPC_EXT_25 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 25 } } #define OPC_EXT_26 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 26 } } #define OPC_EXT_27 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 27 } } #define OPC_EXT_28 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 28 } } #define OPC_EXT_29 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 29 } } #define OPC_EXT_30 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 30 } } #define OPC_EXT_31 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 31 } } #define OPC_EXT_32 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 32 } } #define OPC_EXT_33 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 33 } } #define OPC_EXT_34 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 34 } } #define OPC_EXT_35 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 35 } } #define OPC_EXT_36 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 36 } } #define OPC_EXT_37 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 37 } } #define OPC_EXT_38 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 38 } } #define OPC_EXT_39 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 39 } } #define OPC_EXT_40 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 40 } } #define OPC_EXT_41 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 41 } } #define OPC_EXT_42 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 42 } } #define OPC_EXT_43 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 43 } } #define OPC_EXT_44 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 44 } } #define OPC_EXT_45 NULL, { { NULL, USE_OPC_EXT_TABLE }, { NULL, 45 } } #define OPC_EXT_RM_0 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 0 } } #define OPC_EXT_RM_1 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 1 } } #define OPC_EXT_RM_2 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 2 } } #define OPC_EXT_RM_3 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 3 } } #define OPC_EXT_RM_4 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 4 } } #define OPC_EXT_RM_5 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 5 } } #define OPC_EXT_RM_6 NULL, { { NULL, USE_OPC_EXT_RM_TABLE }, { NULL, 6 } } typedef void (*op_rtn) (int bytemode, int sizeflag); struct dis386 { const char *name; struct { op_rtn rtn; int bytemode; } op[MAX_OPERANDS]; }; /* Upper case letters in the instruction names here are macros. 'A' => print 'b' if no register operands or suffix_always is true 'B' => print 'b' if suffix_always is true 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand . size prefix 'D' => print 'w' if no register operands or 'w', 'l' or 'q', if . suffix_always is true 'E' => print 'e' if 32-bit form of jcxz 'F' => print 'w' or 'l' depending on address size prefix (loop insns) 'G' => print 'w' or 'l' depending on operand size prefix (i/o insns) 'H' => print ",pt" or ",pn" branch hint 'I' => honor following macro letter even in Intel mode (implemented only . for some of the macro letters) 'J' => print 'l' 'K' => print 'd' or 'q' if rex prefix is present. 'L' => print 'l' if suffix_always is true 'N' => print 'n' if instruction has no wait "prefix" 'O' => print 'd' or 'o' (or 'q' in Intel mode) 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix, . or suffix_always is true. print 'q' if rex prefix is present. 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always . is true 'R' => print 'w', 'l' or 'q' ('d' for 'l' and 'e' in Intel mode) 'S' => print 'w', 'l' or 'q' if suffix_always is true 'T' => print 'q' in 64bit mode and behave as 'P' otherwise 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise 'V' => print 'q' in 64bit mode and behave as 'S' otherwise 'W' => print 'b', 'w' or 'l' ('d' in Intel mode) 'X' => print 's', 'd' depending on data16 prefix (for XMM) 'Y' => 'q' if instruction has an REX 64bit overwrite prefix 'Z' => print 'q' in 64bit mode and behave as 'L' otherwise Many of the above letters print nothing in Intel mode. See "putop" for the details. Braces '{' and '}', and vertical bars '|', indicate alternative mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel modes. In cases where there are only two alternatives, the X86_64 instruction is reserved, and "(bad)" is printed. */ static const struct dis386 dis386[] = { /* 00 */ { "addB", { Eb, Gb } }, { "addS", { Ev, Gv } }, { "addB", { Gb, Eb } }, { "addS", { Gv, Ev } }, { "addB", { AL, Ib } }, { "addS", { eAX, Iv } }, { "push{T|}", { es } }, { "pop{T|}", { es } }, /* 08 */ { "orB", { Eb, Gb } }, { "orS", { Ev, Gv } }, { "orB", { Gb, Eb } }, { "orS", { Gv, Ev } }, { "orB", { AL, Ib } }, { "orS", { eAX, Iv } }, { "push{T|}", { cs } }, { "(bad)", { XX } }, /* 0x0f extended opcode escape */ /* 10 */ { "adcB", { Eb, Gb } }, { "adcS", { Ev, Gv } }, { "adcB", { Gb, Eb } }, { "adcS", { Gv, Ev } }, { "adcB", { AL, Ib } }, { "adcS", { eAX, Iv } }, { "push{T|}", { ss } }, { "pop{T|}", { ss } }, /* 18 */ { "sbbB", { Eb, Gb } }, { "sbbS", { Ev, Gv } }, { "sbbB", { Gb, Eb } }, { "sbbS", { Gv, Ev } }, { "sbbB", { AL, Ib } }, { "sbbS", { eAX, Iv } }, { "push{T|}", { ds } }, { "pop{T|}", { ds } }, /* 20 */ { "andB", { Eb, Gb } }, { "andS", { Ev, Gv } }, { "andB", { Gb, Eb } }, { "andS", { Gv, Ev } }, { "andB", { AL, Ib } }, { "andS", { eAX, Iv } }, { "(bad)", { XX } }, /* SEG ES prefix */ { "daa{|}", { XX } }, /* 28 */ { "subB", { Eb, Gb } }, { "subS", { Ev, Gv } }, { "subB", { Gb, Eb } }, { "subS", { Gv, Ev } }, { "subB", { AL, Ib } }, { "subS", { eAX, Iv } }, { "(bad)", { XX } }, /* SEG CS prefix */ { "das{|}", { XX } }, /* 30 */ { "xorB", { Eb, Gb } }, { "xorS", { Ev, Gv } }, { "xorB", { Gb, Eb } }, { "xorS", { Gv, Ev } }, { "xorB", { AL, Ib } }, { "xorS", { eAX, Iv } }, { "(bad)", { XX } }, /* SEG SS prefix */ { "aaa{|}", { XX } }, /* 38 */ { "cmpB", { Eb, Gb } }, { "cmpS", { Ev, Gv } }, { "cmpB", { Gb, Eb } }, { "cmpS", { Gv, Ev } }, { "cmpB", { AL, Ib } }, { "cmpS", { eAX, Iv } }, { "(bad)", { XX } }, /* SEG DS prefix */ { "aas{|}", { XX } }, /* 40 */ { "inc{S|}", { RMeAX } }, { "inc{S|}", { RMeCX } }, { "inc{S|}", { RMeDX } }, { "inc{S|}", { RMeBX } }, { "inc{S|}", { RMeSP } }, { "inc{S|}", { RMeBP } }, { "inc{S|}", { RMeSI } }, { "inc{S|}", { RMeDI } }, /* 48 */ { "dec{S|}", { RMeAX } }, { "dec{S|}", { RMeCX } }, { "dec{S|}", { RMeDX } }, { "dec{S|}", { RMeBX } }, { "dec{S|}", { RMeSP } }, { "dec{S|}", { RMeBP } }, { "dec{S|}", { RMeSI } }, { "dec{S|}", { RMeDI } }, /* 50 */ { "pushV", { RMrAX } }, { "pushV", { RMrCX } }, { "pushV", { RMrDX } }, { "pushV", { RMrBX } }, { "pushV", { RMrSP } }, { "pushV", { RMrBP } }, { "pushV", { RMrSI } }, { "pushV", { RMrDI } }, /* 58 */ { "popV", { RMrAX } }, { "popV", { RMrCX } }, { "popV", { RMrDX } }, { "popV", { RMrBX } }, { "popV", { RMrSP } }, { "popV", { RMrBP } }, { "popV", { RMrSI } }, { "popV", { RMrDI } }, /* 60 */ { X86_64_0 }, { X86_64_1 }, { X86_64_2 }, { X86_64_3 }, { "(bad)", { XX } }, /* seg fs */ { "(bad)", { XX } }, /* seg gs */ { "(bad)", { XX } }, /* op size prefix */ { "(bad)", { XX } }, /* adr size prefix */ /* 68 */ { "pushT", { Iq } }, { "imulS", { Gv, Ev, Iv } }, { "pushT", { sIb } }, { "imulS", { Gv, Ev, sIb } }, { "ins{b||b|}", { Ybr, indirDX } }, { "ins{R||G|}", { Yzr, indirDX } }, { "outs{b||b|}", { indirDXr, Xb } }, { "outs{R||G|}", { indirDXr, Xz } }, /* 70 */ { "joH", { Jb, XX, cond_jump_flag } }, { "jnoH", { Jb, XX, cond_jump_flag } }, { "jbH", { Jb, XX, cond_jump_flag } }, { "jaeH", { Jb, XX, cond_jump_flag } }, { "jeH", { Jb, XX, cond_jump_flag } }, { "jneH", { Jb, XX, cond_jump_flag } }, { "jbeH", { Jb, XX, cond_jump_flag } }, { "jaH", { Jb, XX, cond_jump_flag } }, /* 78 */ { "jsH", { Jb, XX, cond_jump_flag } }, { "jnsH", { Jb, XX, cond_jump_flag } }, { "jpH", { Jb, XX, cond_jump_flag } }, { "jnpH", { Jb, XX, cond_jump_flag } }, { "jlH", { Jb, XX, cond_jump_flag } }, { "jgeH", { Jb, XX, cond_jump_flag } }, { "jleH", { Jb, XX, cond_jump_flag } }, { "jgH", { Jb, XX, cond_jump_flag } }, /* 80 */ { GRP1b }, { GRP1S }, { "(bad)", { XX } }, { GRP1Ss }, { "testB", { Eb, Gb } }, { "testS", { Ev, Gv } }, { "xchgB", { Eb, Gb } }, { "xchgS", { Ev, Gv } }, /* 88 */ { "movB", { Eb, Gb } }, { "movS", { Ev, Gv } }, { "movB", { Gb, Eb } }, { "movS", { Gv, Ev } }, { "movD", { Sv, Sw } }, { OPC_EXT_0 }, { "movD", { Sw, Sv } }, { GRP1a }, /* 90 */ { PREGRP38 }, { "xchgS", { RMeCX, eAX } }, { "xchgS", { RMeDX, eAX } }, { "xchgS", { RMeBX, eAX } }, { "xchgS", { RMeSP, eAX } }, { "xchgS", { RMeBP, eAX } }, { "xchgS", { RMeSI, eAX } }, { "xchgS", { RMeDI, eAX } }, /* 98 */ { "cW{t||t|}R", { XX } }, { "cR{t||t|}O", { XX } }, { "Jcall{T|}", { Ap } }, { "(bad)", { XX } }, /* fwait */ { "pushfT", { XX } }, { "popfT", { XX } }, { "sahf{|}", { XX } }, { "lahf{|}", { XX } }, /* a0 */ { "movB", { AL, Ob } }, { "movS", { eAX, Ov } }, { "movB", { Ob, AL } }, { "movS", { Ov, eAX } }, { "movs{b||b|}", { Ybr, Xb } }, { "movs{R||R|}", { Yvr, Xv } }, { "cmps{b||b|}", { Xb, Yb } }, { "cmps{R||R|}", { Xv, Yv } }, /* a8 */ { "testB", { AL, Ib } }, { "testS", { eAX, Iv } }, { "stosB", { Ybr, AL } }, { "stosS", { Yvr, eAX } }, { "lodsB", { ALr, Xb } }, { "lodsS", { eAXr, Xv } }, { "scasB", { AL, Yb } }, { "scasS", { eAX, Yv } }, /* b0 */ { "movB", { RMAL, Ib } }, { "movB", { RMCL, Ib } }, { "movB", { RMDL, Ib } }, { "movB", { RMBL, Ib } }, { "movB", { RMAH, Ib } }, { "movB", { RMCH, Ib } }, { "movB", { RMDH, Ib } }, { "movB", { RMBH, Ib } }, /* b8 */ { "movS", { RMeAX, Iv64 } }, { "movS", { RMeCX, Iv64 } }, { "movS", { RMeDX, Iv64 } }, { "movS", { RMeBX, Iv64 } }, { "movS", { RMeSP, Iv64 } }, { "movS", { RMeBP, Iv64 } }, { "movS", { RMeSI, Iv64 } }, { "movS", { RMeDI, Iv64 } }, /* c0 */ { GRP2b }, { GRP2S }, { "retT", { Iw } }, { "retT", { XX } }, { OPC_EXT_1 }, { OPC_EXT_2 }, { GRP11_C6 }, { GRP11_C7 }, /* c8 */ { "enterT", { Iw, Ib } }, { "leaveT", { XX } }, { "lretP", { Iw } }, { "lretP", { XX } }, { "int3", { XX } }, { "int", { Ib } }, { "into{|}", { XX } }, { "iretP", { XX } }, /* d0 */ { GRP2b_one }, { GRP2S_one }, { GRP2b_cl }, { GRP2S_cl }, { "aam{|}", { sIb } }, { "aad{|}", { sIb } }, { "(bad)", { XX } }, { "xlat", { DSBX } }, /* d8 */ { FLOAT }, { FLOAT }, { FLOAT }, { FLOAT }, { FLOAT }, { FLOAT }, { FLOAT }, { FLOAT }, /* e0 */ { "loopneFH", { Jb, XX, loop_jcxz_flag } }, { "loopeFH", { Jb, XX, loop_jcxz_flag } }, { "loopFH", { Jb, XX, loop_jcxz_flag } }, { "jEcxzH", { Jb, XX, loop_jcxz_flag } }, { "inB", { AL, Ib } }, { "inG", { zAX, Ib } }, { "outB", { Ib, AL } }, { "outG", { Ib, zAX } }, /* e8 */ { "callT", { Jv } }, { "jmpT", { Jv } }, { "Jjmp{T|}", { Ap } }, { "jmp", { Jb } }, { "inB", { AL, indirDX } }, { "inG", { zAX, indirDX } }, { "outB", { indirDX, AL } }, { "outG", { indirDX, zAX } }, /* f0 */ { "(bad)", { XX } }, /* lock prefix */ { "icebp", { XX } }, { "(bad)", { XX } }, /* repne */ { "(bad)", { XX } }, /* repz */ { "hlt", { XX } }, { "cmc", { XX } }, { GRP3b }, { GRP3S }, /* f8 */ { "clc", { XX } }, { "stc", { XX } }, { "cli", { XX } }, { "sti", { XX } }, { "cld", { XX } }, { "std", { XX } }, { GRP4 }, { GRP5 }, }; static const struct dis386 dis386_twobyte[] = { /* 00 */ { GRP6 }, { GRP7 }, { "larS", { Gv, Ew } }, { "lslS", { Gv, Ew } }, { "(bad)", { XX } }, { "syscall", { XX } }, { "clts", { XX } }, { "sysretP", { XX } }, /* 08 */ { "invd", { XX } }, { "wbinvd", { XX } }, { "(bad)", { XX } }, { "ud2a", { XX } }, { "(bad)", { XX } }, { GRPAMD }, { "femms", { XX } }, { "", { MX, EM, OPSUF } }, /* See OP_3DNowSuffix. */ /* 10 */ { PREGRP8 }, { PREGRP9 }, { PREGRP30 }, { OPC_EXT_34 }, { "unpcklpX", { XM, EXq } }, { "unpckhpX", { XM, EXq } }, { PREGRP31 }, { OPC_EXT_35 }, /* 18 */ { GRP16 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "nopQ", { Ev } }, /* 20 */ { OPC_EXT_40 }, { OPC_EXT_41 }, { OPC_EXT_42 }, { OPC_EXT_43 }, { OPC_EXT_44 }, { THREE_BYTE_SSE5_0F25 }, { OPC_EXT_45 }, { "(bad)", { XX } }, /* 28 */ { "movapX", { XM, EXx } }, { "movapX", { EXx, XM } }, { PREGRP2 }, { PREGRP33 }, { PREGRP4 }, { PREGRP3 }, { PREGRP93 }, { PREGRP94 }, /* 30 */ { "wrmsr", { XX } }, { "rdtsc", { XX } }, { "rdmsr", { XX } }, { "rdpmc", { XX } }, { "sysenter", { XX } }, { "sysexit", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 38 */ { THREE_BYTE_0 }, { "(bad)", { XX } }, { THREE_BYTE_1 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 40 */ { "cmovo", { Gv, Ev } }, { "cmovno", { Gv, Ev } }, { "cmovb", { Gv, Ev } }, { "cmovae", { Gv, Ev } }, { "cmove", { Gv, Ev } }, { "cmovne", { Gv, Ev } }, { "cmovbe", { Gv, Ev } }, { "cmova", { Gv, Ev } }, /* 48 */ { "cmovs", { Gv, Ev } }, { "cmovns", { Gv, Ev } }, { "cmovp", { Gv, Ev } }, { "cmovnp", { Gv, Ev } }, { "cmovl", { Gv, Ev } }, { "cmovge", { Gv, Ev } }, { "cmovle", { Gv, Ev } }, { "cmovg", { Gv, Ev } }, /* 50 */ { "movmskpX", { Gdq, XS } }, { PREGRP13 }, { PREGRP12 }, { PREGRP11 }, { "andpX", { XM, EXx } }, { "andnpX", { XM, EXx } }, { "orpX", { XM, EXx } }, { "xorpX", { XM, EXx } }, /* 58 */ { PREGRP0 }, { PREGRP10 }, { PREGRP17 }, { PREGRP16 }, { PREGRP14 }, { PREGRP7 }, { PREGRP5 }, { PREGRP6 }, /* 60 */ { PREGRP95 }, { PREGRP96 }, { PREGRP97 }, { "packsswb", { MX, EM } }, { "pcmpgtb", { MX, EM } }, { "pcmpgtw", { MX, EM } }, { "pcmpgtd", { MX, EM } }, { "packuswb", { MX, EM } }, /* 68 */ { "punpckhbw", { MX, EM } }, { "punpckhwd", { MX, EM } }, { "punpckhdq", { MX, EM } }, { "packssdw", { MX, EM } }, { PREGRP26 }, { PREGRP24 }, { "movK", { MX, Edq } }, { PREGRP19 }, /* 70 */ { PREGRP22 }, { GRP12 }, { GRP13 }, { GRP14 }, { "pcmpeqb", { MX, EM } }, { "pcmpeqw", { MX, EM } }, { "pcmpeqd", { MX, EM } }, { "emms", { XX } }, /* 78 */ { PREGRP34 }, { PREGRP35 }, { THREE_BYTE_SSE5_0F7A }, { THREE_BYTE_SSE5_0F7B }, { PREGRP28 }, { PREGRP29 }, { PREGRP23 }, { PREGRP20 }, /* 80 */ { "joH", { Jv, XX, cond_jump_flag } }, { "jnoH", { Jv, XX, cond_jump_flag } }, { "jbH", { Jv, XX, cond_jump_flag } }, { "jaeH", { Jv, XX, cond_jump_flag } }, { "jeH", { Jv, XX, cond_jump_flag } }, { "jneH", { Jv, XX, cond_jump_flag } }, { "jbeH", { Jv, XX, cond_jump_flag } }, { "jaH", { Jv, XX, cond_jump_flag } }, /* 88 */ { "jsH", { Jv, XX, cond_jump_flag } }, { "jnsH", { Jv, XX, cond_jump_flag } }, { "jpH", { Jv, XX, cond_jump_flag } }, { "jnpH", { Jv, XX, cond_jump_flag } }, { "jlH", { Jv, XX, cond_jump_flag } }, { "jgeH", { Jv, XX, cond_jump_flag } }, { "jleH", { Jv, XX, cond_jump_flag } }, { "jgH", { Jv, XX, cond_jump_flag } }, /* 90 */ { "seto", { Eb } }, { "setno", { Eb } }, { "setb", { Eb } }, { "setae", { Eb } }, { "sete", { Eb } }, { "setne", { Eb } }, { "setbe", { Eb } }, { "seta", { Eb } }, /* 98 */ { "sets", { Eb } }, { "setns", { Eb } }, { "setp", { Eb } }, { "setnp", { Eb } }, { "setl", { Eb } }, { "setge", { Eb } }, { "setle", { Eb } }, { "setg", { Eb } }, /* a0 */ { "pushT", { fs } }, { "popT", { fs } }, { "cpuid", { XX } }, { "btS", { Ev, Gv } }, { "shldS", { Ev, Gv, Ib } }, { "shldS", { Ev, Gv, CL } }, { GRPPADLCK2 }, { GRPPADLCK1 }, /* a8 */ { "pushT", { gs } }, { "popT", { gs } }, { "rsm", { XX } }, { "btsS", { Ev, Gv } }, { "shrdS", { Ev, Gv, Ib } }, { "shrdS", { Ev, Gv, CL } }, { GRP15 }, { "imulS", { Gv, Ev } }, /* b0 */ { "cmpxchgB", { Eb, Gb } }, { "cmpxchgS", { Ev, Gv } }, { OPC_EXT_3 }, { "btrS", { Ev, Gv } }, { OPC_EXT_4 }, { OPC_EXT_5 }, { "movz{bR|x|bR|x}", { Gv, Eb } }, { "movz{wR|x|wR|x}", { Gv, Ew } }, /* yes, there really is movzww ! */ /* b8 */ { PREGRP37 }, { "ud2b", { XX } }, { GRP8 }, { "btcS", { Ev, Gv } }, { "bsfS", { Gv, Ev } }, { PREGRP36 }, { "movs{bR|x|bR|x}", { Gv, Eb } }, { "movs{wR|x|wR|x}", { Gv, Ew } }, /* yes, there really is movsww ! */ /* c0 */ { "xaddB", { Eb, Gb } }, { "xaddS", { Ev, Gv } }, { PREGRP1 }, { "movntiS", { Ev, Gv } }, { "pinsrw", { MX, Edqw, Ib } }, { "pextrw", { Gdq, MS, Ib } }, { "shufpX", { XM, EXx, Ib } }, { GRP9 }, /* c8 */ { "bswap", { RMeAX } }, { "bswap", { RMeCX } }, { "bswap", { RMeDX } }, { "bswap", { RMeBX } }, { "bswap", { RMeSP } }, { "bswap", { RMeBP } }, { "bswap", { RMeSI } }, { "bswap", { RMeDI } }, /* d0 */ { PREGRP27 }, { "psrlw", { MX, EM } }, { "psrld", { MX, EM } }, { "psrlq", { MX, EM } }, { "paddq", { MX, EM } }, { "pmullw", { MX, EM } }, { PREGRP21 }, { "pmovmskb", { Gdq, MS } }, /* d8 */ { "psubusb", { MX, EM } }, { "psubusw", { MX, EM } }, { "pminub", { MX, EM } }, { "pand", { MX, EM } }, { "paddusb", { MX, EM } }, { "paddusw", { MX, EM } }, { "pmaxub", { MX, EM } }, { "pandn", { MX, EM } }, /* e0 */ { "pavgb", { MX, EM } }, { "psraw", { MX, EM } }, { "psrad", { MX, EM } }, { "pavgw", { MX, EM } }, { "pmulhuw", { MX, EM } }, { "pmulhw", { MX, EM } }, { PREGRP15 }, { PREGRP25 }, /* e8 */ { "psubsb", { MX, EM } }, { "psubsw", { MX, EM } }, { "pminsw", { MX, EM } }, { "por", { MX, EM } }, { "paddsb", { MX, EM } }, { "paddsw", { MX, EM } }, { "pmaxsw", { MX, EM } }, { "pxor", { MX, EM } }, /* f0 */ { PREGRP32 }, { "psllw", { MX, EM } }, { "pslld", { MX, EM } }, { "psllq", { MX, EM } }, { "pmuludq", { MX, EM } }, { "pmaddwd", { MX, EM } }, { "psadbw", { MX, EM } }, { PREGRP18 }, /* f8 */ { "psubb", { MX, EM } }, { "psubw", { MX, EM } }, { "psubd", { MX, EM } }, { "psubq", { MX, EM } }, { "paddb", { MX, EM } }, { "paddw", { MX, EM } }, { "paddd", { MX, EM } }, { "(bad)", { XX } }, }; static const unsigned char onebyte_has_modrm[256] = { /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ /* ------------------------------- */ /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */ /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */ /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */ /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */ /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */ /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */ /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */ /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */ /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */ /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */ /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */ /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */ /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */ /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */ /* ------------------------------- */ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ }; static const unsigned char twobyte_has_modrm[256] = { /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ /* ------------------------------- */ /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */ /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,1, /* 1f */ /* 20 */ 1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1, /* 2f */ /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */ /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */ /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */ /* 70 */ 1,1,1,1,1,1,1,0,1,1,1,1,1,1,1,1, /* 7f */ /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */ /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */ /* b0 */ 1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1, /* bf */ /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */ /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */ /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */ /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */ /* ------------------------------- */ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ }; static char obuf[100]; static char *obufp; static char scratchbuf[100]; static unsigned char *start_codep; static unsigned char *insn_codep; static unsigned char *codep; static const char *lock_prefix; static const char *data_prefix; static const char *addr_prefix; static const char *repz_prefix; static const char *repnz_prefix; static disassemble_info *the_info; static struct { int mod; int reg; int rm; } modrm; static unsigned char need_modrm; /* If we are accessing mod/rm/reg without need_modrm set, then the values are stale. Hitting this abort likely indicates that you need to update onebyte_has_modrm or twobyte_has_modrm. */ #define MODRM_CHECK if (!need_modrm) abort () static const char **names64; static const char **names32; static const char **names16; static const char **names8; static const char **names8rex; static const char **names_seg; static const char *index64; static const char *index32; static const char **index16; static const char *intel_names64[] = { "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" }; static const char *intel_names32[] = { "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi", "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d" }; static const char *intel_names16[] = { "ax", "cx", "dx", "bx", "sp", "bp", "si", "di", "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w" }; static const char *intel_names8[] = { "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh", }; static const char *intel_names8rex[] = { "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil", "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b" }; static const char *intel_names_seg[] = { "es", "cs", "ss", "ds", "fs", "gs", "?", "?", }; static const char *intel_index64 = "riz"; static const char *intel_index32 = "eiz"; static const char *intel_index16[] = { "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx" }; static const char *att_names64[] = { "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" }; static const char *att_names32[] = { "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" }; static const char *att_names16[] = { "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" }; static const char *att_names8[] = { "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh", }; static const char *att_names8rex[] = { "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil", "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" }; static const char *att_names_seg[] = { "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?", }; static const char *att_index64 = "%riz"; static const char *att_index32 = "%eiz"; static const char *att_index16[] = { "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx" }; static const struct dis386 grps[][8] = { /* GRP1a */ { { "popU", { stackEv } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRP1b */ { { "addA", { Eb, Ib } }, { "orA", { Eb, Ib } }, { "adcA", { Eb, Ib } }, { "sbbA", { Eb, Ib } }, { "andA", { Eb, Ib } }, { "subA", { Eb, Ib } }, { "xorA", { Eb, Ib } }, { "cmpA", { Eb, Ib } }, }, /* GRP1S */ { { "addQ", { Ev, Iv } }, { "orQ", { Ev, Iv } }, { "adcQ", { Ev, Iv } }, { "sbbQ", { Ev, Iv } }, { "andQ", { Ev, Iv } }, { "subQ", { Ev, Iv } }, { "xorQ", { Ev, Iv } }, { "cmpQ", { Ev, Iv } }, }, /* GRP1Ss */ { { "addQ", { Ev, sIb } }, { "orQ", { Ev, sIb } }, { "adcQ", { Ev, sIb } }, { "sbbQ", { Ev, sIb } }, { "andQ", { Ev, sIb } }, { "subQ", { Ev, sIb } }, { "xorQ", { Ev, sIb } }, { "cmpQ", { Ev, sIb } }, }, /* GRP2b */ { { "rolA", { Eb, Ib } }, { "rorA", { Eb, Ib } }, { "rclA", { Eb, Ib } }, { "rcrA", { Eb, Ib } }, { "shlA", { Eb, Ib } }, { "shrA", { Eb, Ib } }, { "(bad)", { XX } }, { "sarA", { Eb, Ib } }, }, /* GRP2S */ { { "rolQ", { Ev, Ib } }, { "rorQ", { Ev, Ib } }, { "rclQ", { Ev, Ib } }, { "rcrQ", { Ev, Ib } }, { "shlQ", { Ev, Ib } }, { "shrQ", { Ev, Ib } }, { "(bad)", { XX } }, { "sarQ", { Ev, Ib } }, }, /* GRP2b_one */ { { "rolA", { Eb, I1 } }, { "rorA", { Eb, I1 } }, { "rclA", { Eb, I1 } }, { "rcrA", { Eb, I1 } }, { "shlA", { Eb, I1 } }, { "shrA", { Eb, I1 } }, { "(bad)", { XX } }, { "sarA", { Eb, I1 } }, }, /* GRP2S_one */ { { "rolQ", { Ev, I1 } }, { "rorQ", { Ev, I1 } }, { "rclQ", { Ev, I1 } }, { "rcrQ", { Ev, I1 } }, { "shlQ", { Ev, I1 } }, { "shrQ", { Ev, I1 } }, { "(bad)", { XX } }, { "sarQ", { Ev, I1 } }, }, /* GRP2b_cl */ { { "rolA", { Eb, CL } }, { "rorA", { Eb, CL } }, { "rclA", { Eb, CL } }, { "rcrA", { Eb, CL } }, { "shlA", { Eb, CL } }, { "shrA", { Eb, CL } }, { "(bad)", { XX } }, { "sarA", { Eb, CL } }, }, /* GRP2S_cl */ { { "rolQ", { Ev, CL } }, { "rorQ", { Ev, CL } }, { "rclQ", { Ev, CL } }, { "rcrQ", { Ev, CL } }, { "shlQ", { Ev, CL } }, { "shrQ", { Ev, CL } }, { "(bad)", { XX } }, { "sarQ", { Ev, CL } }, }, /* GRP3b */ { { "testA", { Eb, Ib } }, { "(bad)", { Eb } }, { "notA", { Eb } }, { "negA", { Eb } }, { "mulA", { Eb } }, /* Don't print the implicit %al register, */ { "imulA", { Eb } }, /* to distinguish these opcodes from other */ { "divA", { Eb } }, /* mul/imul opcodes. Do the same for div */ { "idivA", { Eb } }, /* and idiv for consistency. */ }, /* GRP3S */ { { "testQ", { Ev, Iv } }, { "(bad)", { XX } }, { "notQ", { Ev } }, { "negQ", { Ev } }, { "mulQ", { Ev } }, /* Don't print the implicit register. */ { "imulQ", { Ev } }, { "divQ", { Ev } }, { "idivQ", { Ev } }, }, /* GRP4 */ { { "incA", { Eb } }, { "decA", { Eb } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRP5 */ { { "incQ", { Ev } }, { "decQ", { Ev } }, { "callT", { indirEv } }, { "JcallT", { indirEp } }, { "jmpT", { indirEv } }, { "JjmpT", { indirEp } }, { "pushU", { stackEv } }, { "(bad)", { XX } }, }, /* GRP6 */ { { "sldtD", { Sv } }, { "strD", { Sv } }, { "lldt", { Ew } }, { "ltr", { Ew } }, { "verr", { Ew } }, { "verw", { Ew } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRP7 */ { { OPC_EXT_6 }, { OPC_EXT_7 }, { OPC_EXT_8 }, { OPC_EXT_39 }, { "smswD", { Sv } }, { "(bad)", { XX } }, { "lmsw", { Ew } }, { OPC_EXT_38 }, }, /* GRP8 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "btQ", { Ev, Ib } }, { "btsQ", { Ev, Ib } }, { "btrQ", { Ev, Ib } }, { "btcQ", { Ev, Ib } }, }, /* GRP9 */ { { "(bad)", { XX } }, { "cmpxchg8b", { { CMPXCHG8B_Fixup, q_mode } } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { OPC_EXT_9 }, { OPC_EXT_10 }, }, /* GRP11_C6 */ { { "movA", { Eb, Ib } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRP11_C7 */ { { "movQ", { Ev, Iv } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRP12 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { OPC_EXT_11 }, { "(bad)", { XX } }, { OPC_EXT_12 }, { "(bad)", { XX } }, { OPC_EXT_13 }, { "(bad)", { XX } }, }, /* GRP13 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { OPC_EXT_14 }, { "(bad)", { XX } }, { OPC_EXT_15 }, { "(bad)", { XX } }, { OPC_EXT_16 }, { "(bad)", { XX } }, }, /* GRP14 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { OPC_EXT_17 }, { OPC_EXT_18 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { OPC_EXT_19 }, { OPC_EXT_20 }, }, /* GRP15 */ { { OPC_EXT_21 }, { OPC_EXT_22 }, { OPC_EXT_23 }, { OPC_EXT_24 }, { "(bad)", { XX } }, { OPC_EXT_25 }, { OPC_EXT_26 }, { OPC_EXT_27 }, }, /* GRP16 */ { { OPC_EXT_28 }, { OPC_EXT_29 }, { OPC_EXT_30 }, { OPC_EXT_31 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRPAMD */ { { "prefetch", { Eb } }, { "prefetchw", { Eb } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* GRPPADLCK1 */ { { "xstore-rng", { { OP_0f07, 0 } } }, { "xcrypt-ecb", { { OP_0f07, 0 } } }, { "xcrypt-cbc", { { OP_0f07, 0 } } }, { "xcrypt-ctr", { { OP_0f07, 0 } } }, { "xcrypt-cfb", { { OP_0f07, 0 } } }, { "xcrypt-ofb", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, }, /* GRPPADLCK2 */ { { "montmul", { { OP_0f07, 0 } } }, { "xsha1", { { OP_0f07, 0 } } }, { "xsha256", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, { "(bad)", { { OP_0f07, 0 } } }, } }; static const struct dis386 prefix_user_table[][4] = { /* PREGRP0 */ { { "addps", { XM, EXx } }, { "addss", { XM, EXd } }, { "addpd", { XM, EXx } }, { "addsd", { XM, EXq } }, }, /* PREGRP1 */ { { "", { XM, EXx, OPSIMD } }, /* See OP_SIMD_SUFFIX. */ { "", { XM, EXd, OPSIMD } }, { "", { XM, EXx, OPSIMD } }, { "", { XM, EXq, OPSIMD } }, }, /* PREGRP2 */ { { "cvtpi2ps", { XM, EMCq } }, { "cvtsi2ssY", { XM, Ev } }, { "cvtpi2pd", { XM, EMCq } }, { "cvtsi2sdY", { XM, Ev } }, }, /* PREGRP3 */ { { "cvtps2pi", { MXC, EXq } }, { "cvtss2siY", { Gv, EXd } }, { "cvtpd2pi", { MXC, EXx } }, { "cvtsd2siY", { Gv, EXq } }, }, /* PREGRP4 */ { { "cvttps2pi", { MXC, EXq } }, { "cvttss2siY", { Gv, EXd } }, { "cvttpd2pi", { MXC, EXx } }, { "cvttsd2siY", { Gv, EXq } }, }, /* PREGRP5 */ { { "divps", { XM, EXx } }, { "divss", { XM, EXd } }, { "divpd", { XM, EXx } }, { "divsd", { XM, EXq } }, }, /* PREGRP6 */ { { "maxps", { XM, EXx } }, { "maxss", { XM, EXd } }, { "maxpd", { XM, EXx } }, { "maxsd", { XM, EXq } }, }, /* PREGRP7 */ { { "minps", { XM, EXx } }, { "minss", { XM, EXd } }, { "minpd", { XM, EXx } }, { "minsd", { XM, EXq } }, }, /* PREGRP8 */ { { "movups", { XM, EXx } }, { "movss", { XM, EXd } }, { "movupd", { XM, EXx } }, { "movsd", { XM, EXq } }, }, /* PREGRP9 */ { { "movups", { EXx, XM } }, { "movss", { EXd, XM } }, { "movupd", { EXx, XM } }, { "movsd", { EXq, XM } }, }, /* PREGRP10 */ { { "mulps", { XM, EXx } }, { "mulss", { XM, EXd } }, { "mulpd", { XM, EXx } }, { "mulsd", { XM, EXq } }, }, /* PREGRP11 */ { { "rcpps", { XM, EXx } }, { "rcpss", { XM, EXd } }, { "(bad)", { XM, EXx } }, { "(bad)", { XM, EXx } }, }, /* PREGRP12 */ { { "rsqrtps",{ XM, EXx } }, { "rsqrtss",{ XM, EXd } }, { "(bad)", { XM, EXx } }, { "(bad)", { XM, EXx } }, }, /* PREGRP13 */ { { "sqrtps", { XM, EXx } }, { "sqrtss", { XM, EXd } }, { "sqrtpd", { XM, EXx } }, { "sqrtsd", { XM, EXq } }, }, /* PREGRP14 */ { { "subps", { XM, EXx } }, { "subss", { XM, EXd } }, { "subpd", { XM, EXx } }, { "subsd", { XM, EXq } }, }, /* PREGRP15 */ { { "(bad)", { XM, EXx } }, { "cvtdq2pd", { XM, EXq } }, { "cvttpd2dq", { XM, EXx } }, { "cvtpd2dq", { XM, EXx } }, }, /* PREGRP16 */ { { "cvtdq2ps", { XM, EXx } }, { "cvttps2dq", { XM, EXx } }, { "cvtps2dq", { XM, EXx } }, { "(bad)", { XM, EXx } }, }, /* PREGRP17 */ { { "cvtps2pd", { XM, EXq } }, { "cvtss2sd", { XM, EXd } }, { "cvtpd2ps", { XM, EXx } }, { "cvtsd2ss", { XM, EXq } }, }, /* PREGRP18 */ { { "maskmovq", { MX, MS } }, { "(bad)", { XM, EXx } }, { "maskmovdqu", { XM, XS } }, { "(bad)", { XM, EXx } }, }, /* PREGRP19 */ { { "movq", { MX, EM } }, { "movdqu", { XM, EXx } }, { "movdqa", { XM, EXx } }, { "(bad)", { XM, EXx } }, }, /* PREGRP20 */ { { "movq", { EM, MX } }, { "movdqu", { EXx, XM } }, { "movdqa", { EXx, XM } }, { "(bad)", { EXx, XM } }, }, /* PREGRP21 */ { { "(bad)", { EXx, XM } }, { "movq2dq",{ XM, MS } }, { "movq", { EXq, XM } }, { "movdq2q",{ MX, XS } }, }, /* PREGRP22 */ { { "pshufw", { MX, EM, Ib } }, { "pshufhw",{ XM, EXx, Ib } }, { "pshufd", { XM, EXx, Ib } }, { "pshuflw",{ XM, EXx, Ib } }, }, /* PREGRP23 */ { { "movK", { Edq, MX } }, { "movq", { XM, EXq } }, { "movK", { Edq, XM } }, { "(bad)", { Ed, XM } }, }, /* PREGRP24 */ { { "(bad)", { MX, EXx } }, { "(bad)", { XM, EXx } }, { "punpckhqdq", { XM, EXx } }, { "(bad)", { XM, EXx } }, }, /* PREGRP25 */ { { "movntq", { EM, MX } }, { "(bad)", { EM, XM } }, { "movntdq",{ EM, XM } }, { "(bad)", { EM, XM } }, }, /* PREGRP26 */ { { "(bad)", { MX, EXx } }, { "(bad)", { XM, EXx } }, { "punpcklqdq", { XM, EXx } }, { "(bad)", { XM, EXx } }, }, /* PREGRP27 */ { { "(bad)", { MX, EXx } }, { "(bad)", { XM, EXx } }, { "addsubpd", { XM, EXx } }, { "addsubps", { XM, EXx } }, }, /* PREGRP28 */ { { "(bad)", { MX, EXx } }, { "(bad)", { XM, EXx } }, { "haddpd", { XM, EXx } }, { "haddps", { XM, EXx } }, }, /* PREGRP29 */ { { "(bad)", { MX, EXx } }, { "(bad)", { XM, EXx } }, { "hsubpd", { XM, EXx } }, { "hsubps", { XM, EXx } }, }, /* PREGRP30 */ { { OPC_EXT_36 }, { "movsldup", { XM, EXx } }, { "movlpd", { XM, EXq } }, { "movddup", { XM, EXq } }, }, /* PREGRP31 */ { { OPC_EXT_37 }, { "movshdup", { XM, EXx } }, { "movhpd", { XM, EXq } }, { "(bad)", { XM, EXq } }, }, /* PREGRP32 */ { { "(bad)", { XM, EXx } }, { "(bad)", { XM, EXx } }, { "(bad)", { XM, EXx } }, { OPC_EXT_32 }, }, /* PREGRP33 */ { {"movntps", { Ev, XM } }, {"movntss", { Ed, XM } }, {"movntpd", { Ev, XM } }, {"movntsd", { Eq, XM } }, }, /* PREGRP34 */ { {"vmread", { Em, Gm } }, {"(bad)", { XX } }, {"extrq", { XS, Ib, Ib } }, {"insertq", { XM, XS, Ib, Ib } }, }, /* PREGRP35 */ { {"vmwrite", { Gm, Em } }, {"(bad)", { XX } }, {"extrq", { XM, XS } }, {"insertq", { XM, XS } }, }, /* PREGRP36 */ { { "bsrS", { Gv, Ev } }, { "lzcntS", { Gv, Ev } }, { "bsrS", { Gv, Ev } }, { "(bad)", { XX } }, }, /* PREGRP37 */ { { "(bad)", { XX } }, { "popcntS", { Gv, Ev } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* PREGRP38 */ { { "xchgS", { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, { "pause", { XX } }, { "xchgS", { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, { "(bad)", { XX } }, }, /* PREGRP39 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pblendvb", {XM, EXx, XMM0 } }, { "(bad)", { XX } }, }, /* PREGRP40 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "blendvps", {XM, EXx, XMM0 } }, { "(bad)", { XX } }, }, /* PREGRP41 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "blendvpd", { XM, EXx, XMM0 } }, { "(bad)", { XX } }, }, /* PREGRP42 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "ptest", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP43 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovsxbw", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP44 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovsxbd", { XM, EXd } }, { "(bad)", { XX } }, }, /* PREGRP45 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovsxbq", { XM, EXw } }, { "(bad)", { XX } }, }, /* PREGRP46 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovsxwd", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP47 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovsxwq", { XM, EXd } }, { "(bad)", { XX } }, }, /* PREGRP48 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovsxdq", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP49 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmuldq", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP50 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcmpeqq", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP51 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "movntdqa", { XM, EM } }, { "(bad)", { XX } }, }, /* PREGRP52 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "packusdw", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP53 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovzxbw", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP54 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovzxbd", { XM, EXd } }, { "(bad)", { XX } }, }, /* PREGRP55 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovzxbq", { XM, EXw } }, { "(bad)", { XX } }, }, /* PREGRP56 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovzxwd", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP57 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovzxwq", { XM, EXd } }, { "(bad)", { XX } }, }, /* PREGRP58 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmovzxdq", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP59 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pminsb", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP60 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pminsd", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP61 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pminuw", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP62 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pminud", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP63 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmaxsb", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP64 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmaxsd", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP65 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmaxuw", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP66 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmaxud", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP67 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmulld", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP68 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "phminposuw", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP69 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "roundps", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP70 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "roundpd", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP71 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "roundss", { XM, EXd, Ib } }, { "(bad)", { XX } }, }, /* PREGRP72 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "roundsd", { XM, EXq, Ib } }, { "(bad)", { XX } }, }, /* PREGRP73 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "blendps", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP74 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "blendpd", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP75 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pblendw", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP76 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pextrb", { Edqb, XM, Ib } }, { "(bad)", { XX } }, }, /* PREGRP77 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pextrw", { Edqw, XM, Ib } }, { "(bad)", { XX } }, }, /* PREGRP78 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pextrK", { Edq, XM, Ib } }, { "(bad)", { XX } }, }, /* PREGRP79 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "extractps", { Edqd, XM, Ib } }, { "(bad)", { XX } }, }, /* PREGRP80 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pinsrb", { XM, Edqb, Ib } }, { "(bad)", { XX } }, }, /* PREGRP81 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "insertps", { XM, EXd, Ib } }, { "(bad)", { XX } }, }, /* PREGRP82 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pinsrK", { XM, Edq, Ib } }, { "(bad)", { XX } }, }, /* PREGRP83 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "dpps", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP84 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "dppd", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP85 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "mpsadbw", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP86 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcmpgtq", { XM, EXx } }, { "(bad)", { XX } }, }, /* PREGRP87 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "crc32", { Gdq, { CRC32_Fixup, b_mode } } }, }, /* PREGRP88 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "crc32", { Gdq, { CRC32_Fixup, v_mode } } }, }, /* PREGRP89 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcmpestrm", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP90 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcmpestri", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP91 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcmpistrm", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP92 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcmpistri", { XM, EXx, Ib } }, { "(bad)", { XX } }, }, /* PREGRP93 */ { { "ucomiss",{ XM, EXd } }, { "(bad)", { XX } }, { "ucomisd",{ XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP94 */ { { "comiss", { XM, EXd } }, { "(bad)", { XX } }, { "comisd", { XM, EXq } }, { "(bad)", { XX } }, }, /* PREGRP95 */ { { "punpcklbw",{ MX, EMd } }, { "(bad)", { XX } }, { "punpcklbw",{ MX, EMx } }, { "(bad)", { XX } }, }, /* PREGRP96 */ { { "punpcklwd",{ MX, EMd } }, { "(bad)", { XX } }, { "punpcklwd",{ MX, EMx } }, { "(bad)", { XX } }, }, /* PREGRP97 */ { { "punpckldq",{ MX, EMd } }, { "(bad)", { XX } }, { "punpckldq",{ MX, EMx } }, { "(bad)", { XX } }, }, /* PREGRP98 */ { { "vmptrld",{ Mq } }, { "vmxon", { Mq } }, { "vmclear",{ Mq } }, { "(bad)", { XX } }, }, /* PREGRP99 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "psrldq", { MS, Ib } }, { "(bad)", { XX } }, }, /* PREGRP100 */ { { "(bad)", { XX } }, { "(bad)", { XX } }, { "pslldq", { MS, Ib } }, { "(bad)", { XX } }, }, }; static const struct dis386 x86_64_table[][2] = { { { "pusha{P|}", { XX } }, { "(bad)", { XX } }, }, { { "popa{P|}", { XX } }, { "(bad)", { XX } }, }, { { OPC_EXT_33 }, { "(bad)", { XX } }, }, { { "arpl", { Ew, Gw } }, { "movs{||lq|xd}", { Gv, Ed } }, }, }; static const struct dis386 three_byte_table[][256] = { /* THREE_BYTE_0 */ { /* 00 */ { "pshufb", { MX, EM } }, { "phaddw", { MX, EM } }, { "phaddd", { MX, EM } }, { "phaddsw", { MX, EM } }, { "pmaddubsw", { MX, EM } }, { "phsubw", { MX, EM } }, { "phsubd", { MX, EM } }, { "phsubsw", { MX, EM } }, /* 08 */ { "psignb", { MX, EM } }, { "psignw", { MX, EM } }, { "psignd", { MX, EM } }, { "pmulhrsw", { MX, EM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 10 */ { PREGRP39 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { PREGRP40 }, { PREGRP41 }, { "(bad)", { XX } }, { PREGRP42 }, /* 18 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pabsb", { MX, EM } }, { "pabsw", { MX, EM } }, { "pabsd", { MX, EM } }, { "(bad)", { XX } }, /* 20 */ { PREGRP43 }, { PREGRP44 }, { PREGRP45 }, { PREGRP46 }, { PREGRP47 }, { PREGRP48 }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 28 */ { PREGRP49 }, { PREGRP50 }, { PREGRP51 }, { PREGRP52 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 30 */ { PREGRP53 }, { PREGRP54 }, { PREGRP55 }, { PREGRP56 }, { PREGRP57 }, { PREGRP58 }, { "(bad)", { XX } }, { PREGRP86 }, /* 38 */ { PREGRP59 }, { PREGRP60 }, { PREGRP61 }, { PREGRP62 }, { PREGRP63 }, { PREGRP64 }, { PREGRP65 }, { PREGRP66 }, /* 40 */ { PREGRP67 }, { PREGRP68 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 48 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 50 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 58 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 60 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 68 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 70 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 78 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 88 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 90 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 98 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f0 */ { PREGRP87 }, { PREGRP88 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* THREE_BYTE_1 */ { /* 00 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 08 */ { PREGRP69 }, { PREGRP70 }, { PREGRP71 }, { PREGRP72 }, { PREGRP73 }, { PREGRP74 }, { PREGRP75 }, { "palignr", { MX, EM, Ib } }, /* 10 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { PREGRP76 }, { PREGRP77 }, { PREGRP78 }, { PREGRP79 }, /* 18 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 20 */ { PREGRP80 }, { PREGRP81 }, { PREGRP82 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 28 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 30 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 38 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 40 */ { PREGRP83 }, { PREGRP84 }, { PREGRP85 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 48 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 50 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 58 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 60 */ { PREGRP89 }, { PREGRP90 }, { PREGRP91 }, { PREGRP92 }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 68 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 70 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 78 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 88 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 90 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 98 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* THREE_BYTE_SSE5_0F24 */ { /* 00 */ { "fmaddps", { { OP_DREX4, q_mode } } }, { "fmaddpd", { { OP_DREX4, q_mode } } }, { "fmaddss", { { OP_DREX4, w_mode } } }, { "fmaddsd", { { OP_DREX4, d_mode } } }, { "fmaddps", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fmaddpd", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fmaddss", { { OP_DREX4, DREX_OC1 + w_mode } } }, { "fmaddsd", { { OP_DREX4, DREX_OC1 + d_mode } } }, /* 08 */ { "fmsubps", { { OP_DREX4, q_mode } } }, { "fmsubpd", { { OP_DREX4, q_mode } } }, { "fmsubss", { { OP_DREX4, w_mode } } }, { "fmsubsd", { { OP_DREX4, d_mode } } }, { "fmsubps", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fmsubpd", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fmsubss", { { OP_DREX4, DREX_OC1 + w_mode } } }, { "fmsubsd", { { OP_DREX4, DREX_OC1 + d_mode } } }, /* 10 */ { "fnmaddps", { { OP_DREX4, q_mode } } }, { "fnmaddpd", { { OP_DREX4, q_mode } } }, { "fnmaddss", { { OP_DREX4, w_mode } } }, { "fnmaddsd", { { OP_DREX4, d_mode } } }, { "fnmaddps", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fnmaddpd", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fnmaddss", { { OP_DREX4, DREX_OC1 + w_mode } } }, { "fnmaddsd", { { OP_DREX4, DREX_OC1 + d_mode } } }, /* 18 */ { "fnmsubps", { { OP_DREX4, q_mode } } }, { "fnmsubpd", { { OP_DREX4, q_mode } } }, { "fnmsubss", { { OP_DREX4, w_mode } } }, { "fnmsubsd", { { OP_DREX4, d_mode } } }, { "fnmsubps", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fnmsubpd", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "fnmsubss", { { OP_DREX4, DREX_OC1 + w_mode } } }, { "fnmsubsd", { { OP_DREX4, DREX_OC1 + d_mode } } }, /* 20 */ { "permps", { { OP_DREX4, q_mode } } }, { "permpd", { { OP_DREX4, q_mode } } }, { "pcmov", { { OP_DREX4, q_mode } } }, { "pperm", { { OP_DREX4, q_mode } } }, { "permps", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "permpd", { { OP_DREX4, DREX_OC1 + q_mode } } }, { "pcmov", { { OP_DREX4, DREX_OC1 + w_mode } } }, { "pperm", { { OP_DREX4, DREX_OC1 + d_mode } } }, /* 28 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 30 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 38 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 40 */ { "protb", { { OP_DREX3, q_mode } } }, { "protw", { { OP_DREX3, q_mode } } }, { "protd", { { OP_DREX3, q_mode } } }, { "protq", { { OP_DREX3, q_mode } } }, { "pshlb", { { OP_DREX3, q_mode } } }, { "pshlw", { { OP_DREX3, q_mode } } }, { "pshld", { { OP_DREX3, q_mode } } }, { "pshlq", { { OP_DREX3, q_mode } } }, /* 48 */ { "pshab", { { OP_DREX3, q_mode } } }, { "pshaw", { { OP_DREX3, q_mode } } }, { "pshad", { { OP_DREX3, q_mode } } }, { "pshaq", { { OP_DREX3, q_mode } } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 50 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 58 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 60 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 68 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 70 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 78 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmacssww", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "pmacsswd", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "pmacssdql", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, /* 88 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmacssdd", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "pmacssdqh", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, /* 90 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmacsww", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "pmacswd", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "pmacsdql", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, /* 98 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmacsdd", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "pmacsdqh", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, /* a0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmadcsswd", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "(bad)", { XX } }, /* a8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pmadcswd", { { OP_DREX4, DREX_OC1 + DREX_NO_OC0 + q_mode } } }, { "(bad)", { XX } }, /* b8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* THREE_BYTE_SSE5_0F25 */ { /* 00 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 08 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 10 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 18 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 20 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 28 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "comps", { { OP_DREX3, q_mode }, { OP_DREX_FCMP, b_mode } } }, { "compd", { { OP_DREX3, q_mode }, { OP_DREX_FCMP, b_mode } } }, { "comss", { { OP_DREX3, w_mode }, { OP_DREX_FCMP, b_mode } } }, { "comsd", { { OP_DREX3, d_mode }, { OP_DREX_FCMP, b_mode } } }, /* 30 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 38 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 40 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 48 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcomb", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, { "pcomw", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, { "pcomd", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, { "pcomq", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, /* 50 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 58 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 60 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 68 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "pcomub", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, { "pcomuw", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, { "pcomud", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, { "pcomuq", { { OP_DREX3, q_mode }, { OP_DREX_ICMP, b_mode } } }, /* 70 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 78 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 88 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 90 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 98 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* THREE_BYTE_SSE5_0F7A */ { /* 00 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 08 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 10 */ { "frczps", { XM, EXq } }, { "frczpd", { XM, EXq } }, { "frczss", { XM, EXq } }, { "frczsd", { XM, EXq } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 18 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 20 */ { "ptest", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 28 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 30 */ { "cvtph2ps", { XM, EXd } }, { "cvtps2ph", { EXd, XM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 38 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 40 */ { "(bad)", { XX } }, { "phaddbw", { XM, EXq } }, { "phaddbd", { XM, EXq } }, { "phaddbq", { XM, EXq } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "phaddwd", { XM, EXq } }, { "phaddwq", { XM, EXq } }, /* 48 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "phadddq", { XM, EXq } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 50 */ { "(bad)", { XX } }, { "phaddubw", { XM, EXq } }, { "phaddubd", { XM, EXq } }, { "phaddubq", { XM, EXq } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "phadduwd", { XM, EXq } }, { "phadduwq", { XM, EXq } }, /* 58 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "phaddudq", { XM, EXq } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 60 */ { "(bad)", { XX } }, { "phsubbw", { XM, EXq } }, { "phsubbd", { XM, EXq } }, { "phsubbq", { XM, EXq } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 68 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 70 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 78 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 88 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 90 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 98 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* THREE_BYTE_SSE5_0F7B */ { /* 00 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 08 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 10 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 18 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 20 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 28 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 30 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 38 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 40 */ { "protb", { XM, EXq, Ib } }, { "protw", { XM, EXq, Ib } }, { "protd", { XM, EXq, Ib } }, { "protq", { XM, EXq, Ib } }, { "pshlb", { XM, EXq, Ib } }, { "pshlw", { XM, EXq, Ib } }, { "pshld", { XM, EXq, Ib } }, { "pshlq", { XM, EXq, Ib } }, /* 48 */ { "pshab", { XM, EXq, Ib } }, { "pshaw", { XM, EXq, Ib } }, { "pshad", { XM, EXq, Ib } }, { "pshaq", { XM, EXq, Ib } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 50 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 58 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 60 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 68 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 70 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 78 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 80 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 88 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 90 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* 98 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* a8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* b8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* c8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* d8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* e8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f0 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, /* f8 */ { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, } }; static const struct dis386 opc_ext_table[][2] = { { /* OPC_EXT_0 */ { "leaS", { Gv, M } }, { "(bad)", { XX } }, }, { /* OPC_EXT_1 */ { "les{S|}", { Gv, Mp } }, { "(bad)", { XX } }, }, { /* OPC_EXT_2 */ { "ldsS", { Gv, Mp } }, { "(bad)", { XX } }, }, { /* OPC_EXT_3 */ { "lssS", { Gv, Mp } }, { "(bad)", { XX } }, }, { /* OPC_EXT_4 */ { "lfsS", { Gv, Mp } }, { "(bad)", { XX } }, }, { /* OPC_EXT_5 */ { "lgsS", { Gv, Mp } }, { "(bad)", { XX } }, }, { /* OPC_EXT_6 */ { "sgdt{Q|IQ||}", { M } }, { OPC_EXT_RM_0 }, }, { /* OPC_EXT_7 */ { "sidt{Q|IQ||}", { M } }, { OPC_EXT_RM_1 }, }, { /* OPC_EXT_8 */ { "lgdt{Q|Q||}", { M } }, { "(bad)", { XX } }, }, { /* OPC_EXT_9 */ { PREGRP98 }, { "(bad)", { XX } }, }, { /* OPC_EXT_10 */ { "vmptrst", { Mq } }, { "(bad)", { XX } }, }, { /* OPC_EXT_11 */ { "(bad)", { XX } }, { "psrlw", { MS, Ib } }, }, { /* OPC_EXT_12 */ { "(bad)", { XX } }, { "psraw", { MS, Ib } }, }, { /* OPC_EXT_13 */ { "(bad)", { XX } }, { "psllw", { MS, Ib } }, }, { /* OPC_EXT_14 */ { "(bad)", { XX } }, { "psrld", { MS, Ib } }, }, { /* OPC_EXT_15 */ { "(bad)", { XX } }, { "psrad", { MS, Ib } }, }, { /* OPC_EXT_16 */ { "(bad)", { XX } }, { "pslld", { MS, Ib } }, }, { /* OPC_EXT_17 */ { "(bad)", { XX } }, { "psrlq", { MS, Ib } }, }, { /* OPC_EXT_18 */ { "(bad)", { XX } }, { PREGRP99 }, }, { /* OPC_EXT_19 */ { "(bad)", { XX } }, { "psllq", { MS, Ib } }, }, { /* OPC_EXT_20 */ { "(bad)", { XX } }, { PREGRP100 }, }, { /* OPC_EXT_21 */ { "fxsave", { M } }, { "(bad)", { XX } }, }, { /* OPC_EXT_22 */ { "fxrstor", { M } }, { "(bad)", { XX } }, }, { /* OPC_EXT_23 */ { "ldmxcsr", { Md } }, { "(bad)", { XX } }, }, { /* OPC_EXT_24 */ { "stmxcsr", { Md } }, { "(bad)", { XX } }, }, { /* OPC_EXT_25 */ { "(bad)", { XX } }, { OPC_EXT_RM_2 }, }, { /* OPC_EXT_26 */ { "(bad)", { XX } }, { OPC_EXT_RM_3 }, }, { /* OPC_EXT_27 */ { "clflush", { Mb } }, { OPC_EXT_RM_4 }, }, { /* OPC_EXT_28 */ { "prefetchnta", { Mb } }, { "(bad)", { XX } }, }, { /* OPC_EXT_29 */ { "prefetcht0", { Mb } }, { "(bad)", { XX } }, }, { /* OPC_EXT_30 */ { "prefetcht1", { Mb } }, { "(bad)", { XX } }, }, { /* OPC_EXT_31 */ { "prefetcht2", { Mb } }, { "(bad)", { XX } }, }, { /* OPC_EXT_32 */ { "lddqu", { XM, M } }, { "(bad)", { XX } }, }, { /* OPC_EXT_33 */ { "bound{S|}", { Gv, Ma } }, { "(bad)", { XX } }, }, { /* OPC_EXT_34 */ { "movlpX", { EXq, XM } }, { "(bad)", { XX } }, }, { /* OPC_EXT_35 */ { "movhpX", { EXq, XM } }, { "(bad)", { XX } }, }, { /* OPC_EXT_36 */ { "movlpX", { XM, EXq } }, { "movhlpX", { XM, EXq } }, }, { /* OPC_EXT_37 */ { "movhpX", { XM, EXq } }, { "movlhpX", { XM, EXq } }, }, { /* OPC_EXT_38 */ { "invlpg", { Mb } }, { OPC_EXT_RM_5 }, }, { /* OPC_EXT_39 */ { "lidt{Q|Q||}", { M } }, { OPC_EXT_RM_6 }, }, { /* OPC_EXT_40 */ { "(bad)", { XX } }, { "movZ", { Rm, Cm } }, }, { /* OPC_EXT_41 */ { "(bad)", { XX } }, { "movZ", { Rm, Dm } }, }, { /* OPC_EXT_42 */ { "(bad)", { XX } }, { "movZ", { Cm, Rm } }, }, { /* OPC_EXT_43 */ { "(bad)", { XX } }, { "movZ", { Dm, Rm } }, }, { /* OPC_EXT_44 */ { THREE_BYTE_SSE5_0F24 }, { "movL", { Rd, Td } }, }, { /* OPC_EXT_45 */ { "(bad)", { XX } }, { "movL", { Td, Rd } }, }, }; static const struct dis386 opc_ext_rm_table[][8] = { { /* OPC_EXT_RM_0 */ { "(bad)", { XX } }, { "vmcall", { Skip_MODRM } }, { "vmlaunch", { Skip_MODRM } }, { "vmresume", { Skip_MODRM } }, { "vmxoff", { Skip_MODRM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, { /* OPC_EXT_RM_1 */ { "monitor", { { OP_Monitor, 0 } } }, { "mwait", { { OP_Mwait, 0 } } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, { /* OPC_EXT_RM_2 */ { "lfence", { Skip_MODRM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, { /* OPC_EXT_RM_3 */ { "mfence", { Skip_MODRM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, { /* OPC_EXT_RM_4 */ { "sfence", { Skip_MODRM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, { /* OPC_EXT_RM_5 */ { "swapgs", { Skip_MODRM } }, { "rdtscp", { Skip_MODRM } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, { /* OPC_EXT_RM_6 */ { "vmrun", { Skip_MODRM } }, { "vmmcall", { Skip_MODRM } }, { "vmload", { Skip_MODRM } }, { "vmsave", { Skip_MODRM } }, { "stgi", { Skip_MODRM } }, { "clgi", { Skip_MODRM } }, { "skinit", { Skip_MODRM } }, { "invlpga", { Skip_MODRM } }, }, }; #define INTERNAL_DISASSEMBLER_ERROR _("") static void ckprefix (void) { int newrex; rex = 0; prefixes = 0; used_prefixes = 0; rex_used = 0; while (1) { FETCH_DATA (the_info, codep + 1); newrex = 0; switch (*codep) { /* REX prefixes family. */ case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47: case 0x48: case 0x49: case 0x4a: case 0x4b: case 0x4c: case 0x4d: case 0x4e: case 0x4f: if (address_mode == mode_64bit) newrex = *codep; else return; break; case 0xf3: prefixes |= PREFIX_REPZ; break; case 0xf2: prefixes |= PREFIX_REPNZ; break; case 0xf0: prefixes |= PREFIX_LOCK; break; case 0x2e: prefixes |= PREFIX_CS; break; case 0x36: prefixes |= PREFIX_SS; break; case 0x3e: prefixes |= PREFIX_DS; break; case 0x26: prefixes |= PREFIX_ES; break; case 0x64: prefixes |= PREFIX_FS; break; case 0x65: prefixes |= PREFIX_GS; break; case 0x66: prefixes |= PREFIX_DATA; break; case 0x67: prefixes |= PREFIX_ADDR; break; case FWAIT_OPCODE: /* fwait is really an instruction. If there are prefixes before the fwait, they belong to the fwait, *not* to the following instruction. */ if (prefixes || rex) { prefixes |= PREFIX_FWAIT; codep++; return; } prefixes = PREFIX_FWAIT; break; default: return; } /* Rex is ignored when followed by another prefix. */ if (rex) { rex_used = rex; return; } rex = newrex; codep++; } } /* Return the name of the prefix byte PREF, or NULL if PREF is not a prefix byte. */ static const char * prefix_name (int pref, int sizeflag) { static const char *rexes [16] = { "rex", /* 0x40 */ "rex.B", /* 0x41 */ "rex.X", /* 0x42 */ "rex.XB", /* 0x43 */ "rex.R", /* 0x44 */ "rex.RB", /* 0x45 */ "rex.RX", /* 0x46 */ "rex.RXB", /* 0x47 */ "rex.W", /* 0x48 */ "rex.WB", /* 0x49 */ "rex.WX", /* 0x4a */ "rex.WXB", /* 0x4b */ "rex.WR", /* 0x4c */ "rex.WRB", /* 0x4d */ "rex.WRX", /* 0x4e */ "rex.WRXB", /* 0x4f */ }; switch (pref) { /* REX prefixes family. */ case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47: case 0x48: case 0x49: case 0x4a: case 0x4b: case 0x4c: case 0x4d: case 0x4e: case 0x4f: return rexes [pref - 0x40]; case 0xf3: return "repz"; case 0xf2: return "repnz"; case 0xf0: return "lock"; case 0x2e: return "cs"; case 0x36: return "ss"; case 0x3e: return "ds"; case 0x26: return "es"; case 0x64: return "fs"; case 0x65: return "gs"; case 0x66: return (sizeflag & DFLAG) ? "data16" : "data32"; case 0x67: if (address_mode == mode_64bit) return (sizeflag & AFLAG) ? "addr32" : "addr64"; else return (sizeflag & AFLAG) ? "addr16" : "addr32"; case FWAIT_OPCODE: return "fwait"; default: return NULL; } } static char op_out[MAX_OPERANDS][100]; static int op_ad, op_index[MAX_OPERANDS]; static int two_source_ops; static bfd_vma op_address[MAX_OPERANDS]; static bfd_vma op_riprel[MAX_OPERANDS]; static bfd_vma start_pc; /* * On the 386's of 1988, the maximum length of an instruction is 15 bytes. * (see topic "Redundant prefixes" in the "Differences from 8086" * section of the "Virtual 8086 Mode" chapter.) * 'pc' should be the address of this instruction, it will * be used to print the target address if this is a relative jump or call * The function returns the length of this instruction in bytes. */ static char intel_syntax; static char open_char; static char close_char; static char separator_char; static char scale_char; /* Here for backwards compatibility. When gdb stops using print_insn_i386_att and print_insn_i386_intel these functions can disappear, and print_insn_i386 be merged into print_insn. */ int print_insn_i386_att (bfd_vma pc, disassemble_info *info) { intel_syntax = 0; return print_insn (pc, info); } int print_insn_i386_intel (bfd_vma pc, disassemble_info *info) { intel_syntax = 1; return print_insn (pc, info); } int print_insn_i386 (bfd_vma pc, disassemble_info *info) { intel_syntax = -1; return print_insn (pc, info); } void print_i386_disassembler_options (FILE *stream) { fprintf (stream, _("\n\ The following i386/x86-64 specific disassembler options are supported for use\n\ with the -M switch (multiple options should be separated by commas):\n")); fprintf (stream, _(" x86-64 Disassemble in 64bit mode\n")); fprintf (stream, _(" i386 Disassemble in 32bit mode\n")); fprintf (stream, _(" i8086 Disassemble in 16bit mode\n")); fprintf (stream, _(" att Display instruction in AT&T syntax\n")); fprintf (stream, _(" intel Display instruction in Intel syntax\n")); fprintf (stream, _(" addr64 Assume 64bit address size\n")); fprintf (stream, _(" addr32 Assume 32bit address size\n")); fprintf (stream, _(" addr16 Assume 16bit address size\n")); fprintf (stream, _(" data32 Assume 32bit data size\n")); fprintf (stream, _(" data16 Assume 16bit data size\n")); fprintf (stream, _(" suffix Always display instruction suffix in AT&T syntax\n")); } /* Get a pointer to struct dis386 with a valid name. */ static const struct dis386 * get_valid_dis386 (const struct dis386 *dp, disassemble_info *info) { int index; if (dp->name != NULL) return dp; switch (dp->op[0].bytemode) { case USE_GROUPS: dp = &grps[dp->op[1].bytemode][modrm.reg]; break; case USE_PREFIX_USER_TABLE: index = 0; used_prefixes |= (prefixes & PREFIX_REPZ); if (prefixes & PREFIX_REPZ) { index = 1; repz_prefix = NULL; } else { /* We should check PREFIX_REPNZ and PREFIX_REPZ before PREFIX_DATA. */ used_prefixes |= (prefixes & PREFIX_REPNZ); if (prefixes & PREFIX_REPNZ) { index = 3; repnz_prefix = NULL; } else { used_prefixes |= (prefixes & PREFIX_DATA); if (prefixes & PREFIX_DATA) { index = 2; data_prefix = NULL; } } } dp = &prefix_user_table[dp->op[1].bytemode][index]; break; case X86_64_SPECIAL: index = address_mode == mode_64bit ? 1 : 0; dp = &x86_64_table[dp->op[1].bytemode][index]; break; case IS_3BYTE_OPCODE: FETCH_DATA (info, codep + 2); index = *codep++; dp = &three_byte_table[dp->op[1].bytemode][index]; modrm.mod = (*codep >> 6) & 3; modrm.reg = (*codep >> 3) & 7; modrm.rm = *codep & 7; break; case USE_OPC_EXT_TABLE: index = modrm.mod == 0x3 ? 1 : 0; dp = &opc_ext_table[dp->op[1].bytemode][index]; break; case USE_OPC_EXT_RM_TABLE: index = modrm.rm; dp = &opc_ext_rm_table[dp->op[1].bytemode][index]; break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); return NULL; } if (dp->name != NULL) return dp; else return get_valid_dis386 (dp, info); } static int print_insn (bfd_vma pc, disassemble_info *info) { const struct dis386 *dp; int i; char *op_txt[MAX_OPERANDS]; int needcomma; int sizeflag; const char *p; struct dis_private priv; unsigned char op; char prefix_obuf[32]; char *prefix_obufp; if (info->mach == bfd_mach_x86_64_intel_syntax || info->mach == bfd_mach_x86_64) address_mode = mode_64bit; else address_mode = mode_32bit; if (intel_syntax == (char) -1) intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax || info->mach == bfd_mach_x86_64_intel_syntax); if (info->mach == bfd_mach_i386_i386 || info->mach == bfd_mach_x86_64 || info->mach == bfd_mach_i386_i386_intel_syntax || info->mach == bfd_mach_x86_64_intel_syntax) priv.orig_sizeflag = AFLAG | DFLAG; else if (info->mach == bfd_mach_i386_i8086) priv.orig_sizeflag = 0; else abort (); for (p = info->disassembler_options; p != NULL; ) { if (CONST_STRNEQ (p, "x86-64")) { address_mode = mode_64bit; priv.orig_sizeflag = AFLAG | DFLAG; } else if (CONST_STRNEQ (p, "i386")) { address_mode = mode_32bit; priv.orig_sizeflag = AFLAG | DFLAG; } else if (CONST_STRNEQ (p, "i8086")) { address_mode = mode_16bit; priv.orig_sizeflag = 0; } else if (CONST_STRNEQ (p, "intel")) { intel_syntax = 1; } else if (CONST_STRNEQ (p, "att")) { intel_syntax = 0; } else if (CONST_STRNEQ (p, "addr")) { if (address_mode == mode_64bit) { if (p[4] == '3' && p[5] == '2') priv.orig_sizeflag &= ~AFLAG; else if (p[4] == '6' && p[5] == '4') priv.orig_sizeflag |= AFLAG; } else { if (p[4] == '1' && p[5] == '6') priv.orig_sizeflag &= ~AFLAG; else if (p[4] == '3' && p[5] == '2') priv.orig_sizeflag |= AFLAG; } } else if (CONST_STRNEQ (p, "data")) { if (p[4] == '1' && p[5] == '6') priv.orig_sizeflag &= ~DFLAG; else if (p[4] == '3' && p[5] == '2') priv.orig_sizeflag |= DFLAG; } else if (CONST_STRNEQ (p, "suffix")) priv.orig_sizeflag |= SUFFIX_ALWAYS; p = strchr (p, ','); if (p != NULL) p++; } if (intel_syntax) { names64 = intel_names64; names32 = intel_names32; names16 = intel_names16; names8 = intel_names8; names8rex = intel_names8rex; names_seg = intel_names_seg; index64 = intel_index64; index32 = intel_index32; index16 = intel_index16; open_char = '['; close_char = ']'; separator_char = '+'; scale_char = '*'; } else { names64 = att_names64; names32 = att_names32; names16 = att_names16; names8 = att_names8; names8rex = att_names8rex; names_seg = att_names_seg; index64 = att_index64; index32 = att_index32; index16 = att_index16; open_char = '('; close_char = ')'; separator_char = ','; scale_char = ','; } /* The output looks better if we put 7 bytes on a line, since that puts most long word instructions on a single line. */ info->bytes_per_line = 7; info->private_data = &priv; priv.max_fetched = priv.the_buffer; priv.insn_start = pc; obuf[0] = 0; for (i = 0; i < MAX_OPERANDS; ++i) { op_out[i][0] = 0; op_index[i] = -1; } the_info = info; start_pc = pc; start_codep = priv.the_buffer; codep = priv.the_buffer; if (setjmp (priv.bailout) != 0) { const char *name; /* Getting here means we tried for data but didn't get it. That means we have an incomplete instruction of some sort. Just print the first byte as a prefix or a .byte pseudo-op. */ if (codep > priv.the_buffer) { name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); if (name != NULL) (*info->fprintf_func) (info->stream, "%s", name); else { /* Just print the first byte as a .byte instruction. */ (*info->fprintf_func) (info->stream, ".byte 0x%x", (unsigned int) priv.the_buffer[0]); } return 1; } return -1; } obufp = obuf; ckprefix (); insn_codep = codep; sizeflag = priv.orig_sizeflag; FETCH_DATA (info, codep + 1); two_source_ops = (*codep == 0x62) || (*codep == 0xc8); if (((prefixes & PREFIX_FWAIT) && ((*codep < 0xd8) || (*codep > 0xdf))) || (rex && rex_used)) { const char *name; /* fwait not followed by floating point instruction, or rex followed by other prefixes. Print the first prefix. */ name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); if (name == NULL) name = INTERNAL_DISASSEMBLER_ERROR; (*info->fprintf_func) (info->stream, "%s", name); return 1; } op = 0; if (*codep == 0x0f) { unsigned char threebyte; FETCH_DATA (info, codep + 2); threebyte = *++codep; dp = &dis386_twobyte[threebyte]; need_modrm = twobyte_has_modrm[*codep]; codep++; } else { dp = &dis386[*codep]; need_modrm = onebyte_has_modrm[*codep]; codep++; } if ((prefixes & PREFIX_REPZ)) { repz_prefix = "repz "; used_prefixes |= PREFIX_REPZ; } else repz_prefix = NULL; if ((prefixes & PREFIX_REPNZ)) { repnz_prefix = "repnz "; used_prefixes |= PREFIX_REPNZ; } else repnz_prefix = NULL; if ((prefixes & PREFIX_LOCK)) { lock_prefix = "lock "; used_prefixes |= PREFIX_LOCK; } else lock_prefix = NULL; addr_prefix = NULL; if (prefixes & PREFIX_ADDR) { sizeflag ^= AFLAG; if (dp->op[2].bytemode != loop_jcxz_mode || intel_syntax) { if ((sizeflag & AFLAG) || address_mode == mode_64bit) addr_prefix = "addr32 "; else addr_prefix = "addr16 "; used_prefixes |= PREFIX_ADDR; } } data_prefix = NULL; if ((prefixes & PREFIX_DATA)) { sizeflag ^= DFLAG; if (dp->op[2].bytemode == cond_jump_mode && dp->op[0].bytemode == v_mode && !intel_syntax) { if (sizeflag & DFLAG) data_prefix = "data32 "; else data_prefix = "data16 "; used_prefixes |= PREFIX_DATA; } } if (need_modrm) { FETCH_DATA (info, codep + 1); modrm.mod = (*codep >> 6) & 3; modrm.reg = (*codep >> 3) & 7; modrm.rm = *codep & 7; } if (dp->name == NULL && dp->op[0].bytemode == FLOATCODE) { dofloat (sizeflag); } else { dp = get_valid_dis386 (dp, info); if (dp != NULL && putop (dp->name, sizeflag) == 0) { for (i = 0; i < MAX_OPERANDS; ++i) { obufp = op_out[i]; op_ad = MAX_OPERANDS - 1 - i; if (dp->op[i].rtn) (*dp->op[i].rtn) (dp->op[i].bytemode, sizeflag); } } } /* See if any prefixes were not used. If so, print the first one separately. If we don't do this, we'll wind up printing an instruction stream which does not precisely correspond to the bytes we are disassembling. */ if ((prefixes & ~used_prefixes) != 0) { const char *name; name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); if (name == NULL) name = INTERNAL_DISASSEMBLER_ERROR; (*info->fprintf_func) (info->stream, "%s", name); return 1; } if (rex & ~rex_used) { const char *name; name = prefix_name (rex | 0x40, priv.orig_sizeflag); if (name == NULL) name = INTERNAL_DISASSEMBLER_ERROR; (*info->fprintf_func) (info->stream, "%s ", name); } prefix_obuf[0] = 0; prefix_obufp = prefix_obuf; if (lock_prefix) prefix_obufp = stpcpy (prefix_obufp, lock_prefix); if (repz_prefix) prefix_obufp = stpcpy (prefix_obufp, repz_prefix); if (repnz_prefix) prefix_obufp = stpcpy (prefix_obufp, repnz_prefix); if (addr_prefix) prefix_obufp = stpcpy (prefix_obufp, addr_prefix); if (data_prefix) prefix_obufp = stpcpy (prefix_obufp, data_prefix); if (prefix_obuf[0] != 0) (*info->fprintf_func) (info->stream, "%s", prefix_obuf); obufp = obuf + strlen (obuf); for (i = strlen (obuf) + strlen (prefix_obuf); i < 6; i++) oappend (" "); oappend (" "); (*info->fprintf_func) (info->stream, "%s", obuf); /* The enter and bound instructions are printed with operands in the same order as the intel book; everything else is printed in reverse order. */ if (intel_syntax || two_source_ops) { bfd_vma riprel; for (i = 0; i < MAX_OPERANDS; ++i) op_txt[i] = op_out[i]; for (i = 0; i < (MAX_OPERANDS >> 1); ++i) { op_ad = op_index[i]; op_index[i] = op_index[MAX_OPERANDS - 1 - i]; op_index[MAX_OPERANDS - 1 - i] = op_ad; riprel = op_riprel[i]; op_riprel[i] = op_riprel [MAX_OPERANDS - 1 - i]; op_riprel[MAX_OPERANDS - 1 - i] = riprel; } } else { for (i = 0; i < MAX_OPERANDS; ++i) op_txt[MAX_OPERANDS - 1 - i] = op_out[i]; } needcomma = 0; for (i = 0; i < MAX_OPERANDS; ++i) if (*op_txt[i]) { if (needcomma) (*info->fprintf_func) (info->stream, ","); if (op_index[i] != -1 && !op_riprel[i]) (*info->print_address_func) ((bfd_vma) op_address[op_index[i]], info); else (*info->fprintf_func) (info->stream, "%s", op_txt[i]); needcomma = 1; } for (i = 0; i < MAX_OPERANDS; i++) if (op_index[i] != -1 && op_riprel[i]) { (*info->fprintf_func) (info->stream, " # "); (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep + op_address[op_index[i]]), info); break; } return codep - priv.the_buffer; } static const char *float_mem[] = { /* d8 */ "fadd{s||s|}", "fmul{s||s|}", "fcom{s||s|}", "fcomp{s||s|}", "fsub{s||s|}", "fsubr{s||s|}", "fdiv{s||s|}", "fdivr{s||s|}", /* d9 */ "fld{s||s|}", "(bad)", "fst{s||s|}", "fstp{s||s|}", "fldenvIC", "fldcw", "fNstenvIC", "fNstcw", /* da */ "fiadd{l||l|}", "fimul{l||l|}", "ficom{l||l|}", "ficomp{l||l|}", "fisub{l||l|}", "fisubr{l||l|}", "fidiv{l||l|}", "fidivr{l||l|}", /* db */ "fild{l||l|}", "fisttp{l||l|}", "fist{l||l|}", "fistp{l||l|}", "(bad)", "fld{t||t|}", "(bad)", "fstp{t||t|}", /* dc */ "fadd{l||l|}", "fmul{l||l|}", "fcom{l||l|}", "fcomp{l||l|}", "fsub{l||l|}", "fsubr{l||l|}", "fdiv{l||l|}", "fdivr{l||l|}", /* dd */ "fld{l||l|}", "fisttp{ll||ll|}", "fst{l||l|}", "fstp{l||l|}", "frstorIC", "(bad)", "fNsaveIC", "fNstsw", /* de */ "fiadd", "fimul", "ficom", "ficomp", "fisub", "fisubr", "fidiv", "fidivr", /* df */ "fild", "fisttp", "fist", "fistp", "fbld", "fild{ll||ll|}", "fbstp", "fistp{ll||ll|}", }; static const unsigned char float_mem_mode[] = { /* d8 */ d_mode, d_mode, d_mode, d_mode, d_mode, d_mode, d_mode, d_mode, /* d9 */ d_mode, 0, d_mode, d_mode, 0, w_mode, 0, w_mode, /* da */ d_mode, d_mode, d_mode, d_mode, d_mode, d_mode, d_mode, d_mode, /* db */ d_mode, d_mode, d_mode, d_mode, 0, t_mode, 0, t_mode, /* dc */ q_mode, q_mode, q_mode, q_mode, q_mode, q_mode, q_mode, q_mode, /* dd */ q_mode, q_mode, q_mode, q_mode, 0, 0, 0, w_mode, /* de */ w_mode, w_mode, w_mode, w_mode, w_mode, w_mode, w_mode, w_mode, /* df */ w_mode, w_mode, w_mode, w_mode, t_mode, q_mode, t_mode, q_mode }; #define ST { OP_ST, 0 } #define STi { OP_STi, 0 } #define FGRPd9_2 NULL, { { NULL, 0 } } #define FGRPd9_4 NULL, { { NULL, 1 } } #define FGRPd9_5 NULL, { { NULL, 2 } } #define FGRPd9_6 NULL, { { NULL, 3 } } #define FGRPd9_7 NULL, { { NULL, 4 } } #define FGRPda_5 NULL, { { NULL, 5 } } #define FGRPdb_4 NULL, { { NULL, 6 } } #define FGRPde_3 NULL, { { NULL, 7 } } #define FGRPdf_4 NULL, { { NULL, 8 } } static const struct dis386 float_reg[][8] = { /* d8 */ { { "fadd", { ST, STi } }, { "fmul", { ST, STi } }, { "fcom", { STi } }, { "fcomp", { STi } }, { "fsub", { ST, STi } }, { "fsubr", { ST, STi } }, { "fdiv", { ST, STi } }, { "fdivr", { ST, STi } }, }, /* d9 */ { { "fld", { STi } }, { "fxch", { STi } }, { FGRPd9_2 }, { "(bad)", { XX } }, { FGRPd9_4 }, { FGRPd9_5 }, { FGRPd9_6 }, { FGRPd9_7 }, }, /* da */ { { "fcmovb", { ST, STi } }, { "fcmove", { ST, STi } }, { "fcmovbe",{ ST, STi } }, { "fcmovu", { ST, STi } }, { "(bad)", { XX } }, { FGRPda_5 }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* db */ { { "fcmovnb",{ ST, STi } }, { "fcmovne",{ ST, STi } }, { "fcmovnbe",{ ST, STi } }, { "fcmovnu",{ ST, STi } }, { FGRPdb_4 }, { "fucomi", { ST, STi } }, { "fcomi", { ST, STi } }, { "(bad)", { XX } }, }, /* dc */ { { "fadd", { STi, ST } }, { "fmul", { STi, ST } }, { "(bad)", { XX } }, { "(bad)", { XX } }, #if SYSV386_COMPAT { "fsub", { STi, ST } }, { "fsubr", { STi, ST } }, { "fdiv", { STi, ST } }, { "fdivr", { STi, ST } }, #else { "fsubr", { STi, ST } }, { "fsub", { STi, ST } }, { "fdivr", { STi, ST } }, { "fdiv", { STi, ST } }, #endif }, /* dd */ { { "ffree", { STi } }, { "(bad)", { XX } }, { "fst", { STi } }, { "fstp", { STi } }, { "fucom", { STi } }, { "fucomp", { STi } }, { "(bad)", { XX } }, { "(bad)", { XX } }, }, /* de */ { { "faddp", { STi, ST } }, { "fmulp", { STi, ST } }, { "(bad)", { XX } }, { FGRPde_3 }, #if SYSV386_COMPAT { "fsubp", { STi, ST } }, { "fsubrp", { STi, ST } }, { "fdivp", { STi, ST } }, { "fdivrp", { STi, ST } }, #else { "fsubrp", { STi, ST } }, { "fsubp", { STi, ST } }, { "fdivrp", { STi, ST } }, { "fdivp", { STi, ST } }, #endif }, /* df */ { { "ffreep", { STi } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { "(bad)", { XX } }, { FGRPdf_4 }, { "fucomip", { ST, STi } }, { "fcomip", { ST, STi } }, { "(bad)", { XX } }, }, }; static char *fgrps[][8] = { /* d9_2 0 */ { "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", }, /* d9_4 1 */ { "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)", }, /* d9_5 2 */ { "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)", }, /* d9_6 3 */ { "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp", }, /* d9_7 4 */ { "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos", }, /* da_5 5 */ { "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", }, /* db_4 6 */ { "feni(287 only)","fdisi(287 only)","fNclex","fNinit", "fNsetpm(287 only)","(bad)","(bad)","(bad)", }, /* de_3 7 */ { "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", }, /* df_4 8 */ { "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", }, }; static void OP_Skip_MODRM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { /* Skip mod/rm byte. */ MODRM_CHECK; codep++; } static void dofloat (int sizeflag) { const struct dis386 *dp; unsigned char floatop; floatop = codep[-1]; if (modrm.mod != 3) { int fp_indx = (floatop - 0xd8) * 8 + modrm.reg; putop (float_mem[fp_indx], sizeflag); obufp = op_out[0]; op_ad = 2; OP_E (float_mem_mode[fp_indx], sizeflag); return; } /* Skip mod/rm byte. */ MODRM_CHECK; codep++; dp = &float_reg[floatop - 0xd8][modrm.reg]; if (dp->name == NULL) { putop (fgrps[dp->op[0].bytemode][modrm.rm], sizeflag); /* Instruction fnstsw is only one with strange arg. */ if (floatop == 0xdf && codep[-1] == 0xe0) strcpy (op_out[0], names16[0]); } else { putop (dp->name, sizeflag); obufp = op_out[0]; op_ad = 2; if (dp->op[0].rtn) (*dp->op[0].rtn) (dp->op[0].bytemode, sizeflag); obufp = op_out[1]; op_ad = 1; if (dp->op[1].rtn) (*dp->op[1].rtn) (dp->op[1].bytemode, sizeflag); } } static void OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { oappend ("%st" + intel_syntax); } static void OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { sprintf (scratchbuf, "%%st(%d)", modrm.rm); oappend (scratchbuf + intel_syntax); } /* Capital letters in template are macros. */ static int putop (const char *template, int sizeflag) { const char *p; int alt = 0; for (p = template; *p; p++) { switch (*p) { default: *obufp++ = *p; break; case '{': alt = 0; if (intel_syntax) alt += 1; if (address_mode == mode_64bit) alt += 2; while (alt != 0) { while (*++p != '|') { if (*p == '}') { /* Alternative not valid. */ strcpy (obuf, "(bad)"); obufp = obuf + 5; return 1; } else if (*p == '\0') abort (); } alt--; } /* Fall through. */ case 'I': alt = 1; continue; case '|': while (*++p != '}') { if (*p == '\0') abort (); } break; case '}': break; case 'A': if (intel_syntax) break; if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) *obufp++ = 'b'; break; case 'B': if (intel_syntax) break; if (sizeflag & SUFFIX_ALWAYS) *obufp++ = 'b'; break; case 'C': if (intel_syntax && !alt) break; if ((prefixes & PREFIX_DATA) || (sizeflag & SUFFIX_ALWAYS)) { if (sizeflag & DFLAG) *obufp++ = intel_syntax ? 'd' : 'l'; else *obufp++ = intel_syntax ? 'w' : 's'; used_prefixes |= (prefixes & PREFIX_DATA); } break; case 'D': if (intel_syntax || !(sizeflag & SUFFIX_ALWAYS)) break; USED_REX (REX_W); if (modrm.mod == 3) { if (rex & REX_W) *obufp++ = 'q'; else if (sizeflag & DFLAG) *obufp++ = intel_syntax ? 'd' : 'l'; else *obufp++ = 'w'; used_prefixes |= (prefixes & PREFIX_DATA); } else *obufp++ = 'w'; break; case 'E': /* For jcxz/jecxz */ if (address_mode == mode_64bit) { if (sizeflag & AFLAG) *obufp++ = 'r'; else *obufp++ = 'e'; } else if (sizeflag & AFLAG) *obufp++ = 'e'; used_prefixes |= (prefixes & PREFIX_ADDR); break; case 'F': if (intel_syntax) break; if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS)) { if (sizeflag & AFLAG) *obufp++ = address_mode == mode_64bit ? 'q' : 'l'; else *obufp++ = address_mode == mode_64bit ? 'l' : 'w'; used_prefixes |= (prefixes & PREFIX_ADDR); } break; case 'G': if (intel_syntax || (obufp[-1] != 's' && !(sizeflag & SUFFIX_ALWAYS))) break; if ((rex & REX_W) || (sizeflag & DFLAG)) *obufp++ = 'l'; else *obufp++ = 'w'; if (!(rex & REX_W)) used_prefixes |= (prefixes & PREFIX_DATA); break; case 'H': if (intel_syntax) break; if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS || (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS) { used_prefixes |= prefixes & (PREFIX_CS | PREFIX_DS); *obufp++ = ','; *obufp++ = 'p'; if (prefixes & PREFIX_DS) *obufp++ = 't'; else *obufp++ = 'n'; } break; case 'J': if (intel_syntax) break; *obufp++ = 'l'; break; case 'K': USED_REX (REX_W); if (rex & REX_W) *obufp++ = 'q'; else *obufp++ = 'd'; break; case 'Z': if (intel_syntax) break; if (address_mode == mode_64bit && (sizeflag & SUFFIX_ALWAYS)) { *obufp++ = 'q'; break; } /* Fall through. */ case 'L': if (intel_syntax) break; if (sizeflag & SUFFIX_ALWAYS) *obufp++ = 'l'; break; case 'N': if ((prefixes & PREFIX_FWAIT) == 0) *obufp++ = 'n'; else used_prefixes |= PREFIX_FWAIT; break; case 'O': USED_REX (REX_W); if (rex & REX_W) *obufp++ = 'o'; else if (intel_syntax && (sizeflag & DFLAG)) *obufp++ = 'q'; else *obufp++ = 'd'; if (!(rex & REX_W)) used_prefixes |= (prefixes & PREFIX_DATA); break; case 'T': if (intel_syntax) break; if (address_mode == mode_64bit && (sizeflag & DFLAG)) { *obufp++ = 'q'; break; } /* Fall through. */ case 'P': if (intel_syntax) break; if ((prefixes & PREFIX_DATA) || (rex & REX_W) || (sizeflag & SUFFIX_ALWAYS)) { USED_REX (REX_W); if (rex & REX_W) *obufp++ = 'q'; else { if (sizeflag & DFLAG) *obufp++ = 'l'; else *obufp++ = 'w'; } used_prefixes |= (prefixes & PREFIX_DATA); } break; case 'U': if (intel_syntax) break; if (address_mode == mode_64bit && (sizeflag & DFLAG)) { if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) *obufp++ = 'q'; break; } /* Fall through. */ case 'Q': if (intel_syntax && !alt) break; USED_REX (REX_W); if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) { if (rex & REX_W) *obufp++ = 'q'; else { if (sizeflag & DFLAG) *obufp++ = intel_syntax ? 'd' : 'l'; else *obufp++ = 'w'; } used_prefixes |= (prefixes & PREFIX_DATA); } break; case 'R': USED_REX (REX_W); if (rex & REX_W) *obufp++ = 'q'; else if (sizeflag & DFLAG) { if (intel_syntax) *obufp++ = 'd'; else *obufp++ = 'l'; } else *obufp++ = 'w'; if (intel_syntax && !p[1] && ((rex & REX_W) || (sizeflag & DFLAG))) *obufp++ = 'e'; if (!(rex & REX_W)) used_prefixes |= (prefixes & PREFIX_DATA); break; case 'V': if (intel_syntax) break; if (address_mode == mode_64bit && (sizeflag & DFLAG)) { if (sizeflag & SUFFIX_ALWAYS) *obufp++ = 'q'; break; } /* Fall through. */ case 'S': if (intel_syntax) break; if (sizeflag & SUFFIX_ALWAYS) { if (rex & REX_W) *obufp++ = 'q'; else { if (sizeflag & DFLAG) *obufp++ = 'l'; else *obufp++ = 'w'; used_prefixes |= (prefixes & PREFIX_DATA); } } break; case 'X': if (prefixes & PREFIX_DATA) *obufp++ = 'd'; else *obufp++ = 's'; used_prefixes |= (prefixes & PREFIX_DATA); break; case 'Y': if (intel_syntax) break; if (rex & REX_W) { USED_REX (REX_W); *obufp++ = 'q'; } break; /* implicit operand size 'l' for i386 or 'q' for x86-64 */ case 'W': /* operand size flag for cwtl, cbtw */ USED_REX (REX_W); if (rex & REX_W) { if (intel_syntax) *obufp++ = 'd'; else *obufp++ = 'l'; } else if (sizeflag & DFLAG) *obufp++ = 'w'; else *obufp++ = 'b'; if (!(rex & REX_W)) used_prefixes |= (prefixes & PREFIX_DATA); break; } alt = 0; } *obufp = 0; return 0; } static void oappend (const char *s) { strcpy (obufp, s); obufp += strlen (s); } static void append_seg (void) { if (prefixes & PREFIX_CS) { used_prefixes |= PREFIX_CS; oappend ("%cs:" + intel_syntax); } if (prefixes & PREFIX_DS) { used_prefixes |= PREFIX_DS; oappend ("%ds:" + intel_syntax); } if (prefixes & PREFIX_SS) { used_prefixes |= PREFIX_SS; oappend ("%ss:" + intel_syntax); } if (prefixes & PREFIX_ES) { used_prefixes |= PREFIX_ES; oappend ("%es:" + intel_syntax); } if (prefixes & PREFIX_FS) { used_prefixes |= PREFIX_FS; oappend ("%fs:" + intel_syntax); } if (prefixes & PREFIX_GS) { used_prefixes |= PREFIX_GS; oappend ("%gs:" + intel_syntax); } } static void OP_indirE (int bytemode, int sizeflag) { if (!intel_syntax) oappend ("*"); OP_E (bytemode, sizeflag); } static void print_operand_value (char *buf, int hex, bfd_vma disp) { if (address_mode == mode_64bit) { if (hex) { char tmp[30]; int i; buf[0] = '0'; buf[1] = 'x'; sprintf_vma (tmp, disp); for (i = 0; tmp[i] == '0' && tmp[i + 1]; i++); strcpy (buf + 2, tmp + i); } else { bfd_signed_vma v = disp; char tmp[30]; int i; if (v < 0) { *(buf++) = '-'; v = -disp; /* Check for possible overflow on 0x8000000000000000. */ if (v < 0) { strcpy (buf, "9223372036854775808"); return; } } if (!v) { strcpy (buf, "0"); return; } i = 0; tmp[29] = 0; while (v) { tmp[28 - i] = (v % 10) + '0'; v /= 10; i++; } strcpy (buf, tmp + 29 - i); } } else { if (hex) sprintf (buf, "0x%x", (unsigned int) disp); else sprintf (buf, "%d", (int) disp); } } /* Put DISP in BUF as signed hex number. */ static void print_displacement (char *buf, bfd_vma disp) { bfd_signed_vma val = disp; char tmp[30]; int i, j = 0; if (val < 0) { buf[j++] = '-'; val = -disp; /* Check for possible overflow. */ if (val < 0) { switch (address_mode) { case mode_64bit: strcpy (buf + j, "0x8000000000000000"); break; case mode_32bit: strcpy (buf + j, "0x80000000"); break; case mode_16bit: strcpy (buf + j, "0x8000"); break; } return; } } buf[j++] = '0'; buf[j++] = 'x'; sprintf_vma (tmp, val); for (i = 0; tmp[i] == '0'; i++) continue; if (tmp[i] == '\0') i--; strcpy (buf + j, tmp + i); } static void intel_operand_size (int bytemode, int sizeflag) { switch (bytemode) { case b_mode: case dqb_mode: oappend ("BYTE PTR "); break; case w_mode: case dqw_mode: oappend ("WORD PTR "); break; case stack_v_mode: if (address_mode == mode_64bit && (sizeflag & DFLAG)) { oappend ("QWORD PTR "); used_prefixes |= (prefixes & PREFIX_DATA); break; } /* FALLTHRU */ case v_mode: case dq_mode: USED_REX (REX_W); if (rex & REX_W) oappend ("QWORD PTR "); else if ((sizeflag & DFLAG) || bytemode == dq_mode) oappend ("DWORD PTR "); else oappend ("WORD PTR "); used_prefixes |= (prefixes & PREFIX_DATA); break; case z_mode: if ((rex & REX_W) || (sizeflag & DFLAG)) *obufp++ = 'D'; oappend ("WORD PTR "); if (!(rex & REX_W)) used_prefixes |= (prefixes & PREFIX_DATA); break; case d_mode: case dqd_mode: oappend ("DWORD PTR "); break; case q_mode: oappend ("QWORD PTR "); break; case m_mode: if (address_mode == mode_64bit) oappend ("QWORD PTR "); else oappend ("DWORD PTR "); break; case f_mode: if (sizeflag & DFLAG) oappend ("FWORD PTR "); else oappend ("DWORD PTR "); used_prefixes |= (prefixes & PREFIX_DATA); break; case t_mode: oappend ("TBYTE PTR "); break; case x_mode: oappend ("XMMWORD PTR "); break; case o_mode: oappend ("OWORD PTR "); break; default: break; } } static void OP_E_extended (int bytemode, int sizeflag, int has_drex) { bfd_vma disp; int add = 0; int riprel = 0; USED_REX (REX_B); if (rex & REX_B) add += 8; /* Skip mod/rm byte. */ MODRM_CHECK; codep++; if (modrm.mod == 3) { switch (bytemode) { case b_mode: USED_REX (0); if (rex) oappend (names8rex[modrm.rm + add]); else oappend (names8[modrm.rm + add]); break; case w_mode: oappend (names16[modrm.rm + add]); break; case d_mode: oappend (names32[modrm.rm + add]); break; case q_mode: oappend (names64[modrm.rm + add]); break; case m_mode: if (address_mode == mode_64bit) oappend (names64[modrm.rm + add]); else oappend (names32[modrm.rm + add]); break; case stack_v_mode: if (address_mode == mode_64bit && (sizeflag & DFLAG)) { oappend (names64[modrm.rm + add]); used_prefixes |= (prefixes & PREFIX_DATA); break; } bytemode = v_mode; /* FALLTHRU */ case v_mode: case dq_mode: case dqb_mode: case dqd_mode: case dqw_mode: USED_REX (REX_W); if (rex & REX_W) oappend (names64[modrm.rm + add]); else if ((sizeflag & DFLAG) || bytemode != v_mode) oappend (names32[modrm.rm + add]); else oappend (names16[modrm.rm + add]); used_prefixes |= (prefixes & PREFIX_DATA); break; case 0: break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); break; } return; } disp = 0; if (intel_syntax) intel_operand_size (bytemode, sizeflag); append_seg (); if ((sizeflag & AFLAG) || address_mode == mode_64bit) { /* 32/64 bit address mode */ int havedisp; int havesib; int havebase; int haveindex; int needindex; int base; int index = 0; int scale = 0; havesib = 0; havebase = 1; haveindex = 0; base = modrm.rm; if (base == 4) { havesib = 1; FETCH_DATA (the_info, codep + 1); index = (*codep >> 3) & 7; scale = (*codep >> 6) & 3; base = *codep & 7; USED_REX (REX_X); if (rex & REX_X) index += 8; haveindex = index != 4; codep++; } base += add; /* If we have a DREX byte, skip it now (it has already been handled) */ if (has_drex) { FETCH_DATA (the_info, codep + 1); codep++; } switch (modrm.mod) { case 0: if ((base & 7) == 5) { havebase = 0; if (address_mode == mode_64bit && !havesib) riprel = 1; disp = get32s (); } break; case 1: FETCH_DATA (the_info, codep + 1); disp = *codep++; if ((disp & 0x80) != 0) disp -= 0x100; break; case 2: disp = get32s (); break; } /* In 32bit mode, we need index register to tell [offset] from [eiz*1 + offset]. */ needindex = (havesib && !havebase && !haveindex && address_mode == mode_32bit); havedisp = (havebase || needindex || (havesib && (haveindex || scale != 0))); if (!intel_syntax) if (modrm.mod != 0 || (base & 7) == 5) { if (havedisp || riprel) print_displacement (scratchbuf, disp); else print_operand_value (scratchbuf, 1, disp); oappend (scratchbuf); if (riprel) { set_op (disp, 1); oappend ("(%rip)"); } } if (havedisp || (intel_syntax && riprel)) { *obufp++ = open_char; if (intel_syntax && riprel) { set_op (disp, 1); oappend ("rip"); } *obufp = '\0'; if (havebase) oappend (address_mode == mode_64bit && (sizeflag & AFLAG) ? names64[base] : names32[base]); if (havesib) { /* ESP/RSP won't allow index. If base isn't ESP/RSP, print index to tell base + index from base. */ if (scale != 0 || needindex || haveindex || (havebase && base != ESP_REG_NUM)) { if (!intel_syntax || havebase) { *obufp++ = separator_char; *obufp = '\0'; } if (haveindex) oappend (address_mode == mode_64bit && (sizeflag & AFLAG) ? names64[index] : names32[index]); else oappend (address_mode == mode_64bit && (sizeflag & AFLAG) ? index64 : index32); *obufp++ = scale_char; *obufp = '\0'; sprintf (scratchbuf, "%d", 1 << scale); oappend (scratchbuf); } } if (intel_syntax && (disp || modrm.mod != 0 || (base & 7) == 5)) { if (!havedisp || (bfd_signed_vma) disp >= 0) { *obufp++ = '+'; *obufp = '\0'; } else if (modrm.mod != 1) { *obufp++ = '-'; *obufp = '\0'; disp = - (bfd_signed_vma) disp; } if (havedisp) print_displacement (scratchbuf, disp); else print_operand_value (scratchbuf, 1, disp); oappend (scratchbuf); } *obufp++ = close_char; *obufp = '\0'; } else if (intel_syntax) { if (modrm.mod != 0 || (base & 7) == 5) { if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | PREFIX_ES | PREFIX_FS | PREFIX_GS)) ; else { oappend (names_seg[ds_reg - es_reg]); oappend (":"); } print_operand_value (scratchbuf, 1, disp); oappend (scratchbuf); } } } else { /* 16 bit address mode */ switch (modrm.mod) { case 0: if (modrm.rm == 6) { disp = get16 (); if ((disp & 0x8000) != 0) disp -= 0x10000; } break; case 1: FETCH_DATA (the_info, codep + 1); disp = *codep++; if ((disp & 0x80) != 0) disp -= 0x100; break; case 2: disp = get16 (); if ((disp & 0x8000) != 0) disp -= 0x10000; break; } if (!intel_syntax) if (modrm.mod != 0 || modrm.rm == 6) { print_displacement (scratchbuf, disp); oappend (scratchbuf); } if (modrm.mod != 0 || modrm.rm != 6) { *obufp++ = open_char; *obufp = '\0'; oappend (index16[modrm.rm]); if (intel_syntax && (disp || modrm.mod != 0 || modrm.rm == 6)) { if ((bfd_signed_vma) disp >= 0) { *obufp++ = '+'; *obufp = '\0'; } else if (modrm.mod != 1) { *obufp++ = '-'; *obufp = '\0'; disp = - (bfd_signed_vma) disp; } print_displacement (scratchbuf, disp); oappend (scratchbuf); } *obufp++ = close_char; *obufp = '\0'; } else if (intel_syntax) { if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | PREFIX_ES | PREFIX_FS | PREFIX_GS)) ; else { oappend (names_seg[ds_reg - es_reg]); oappend (":"); } print_operand_value (scratchbuf, 1, disp & 0xffff); oappend (scratchbuf); } } } static void OP_E (int bytemode, int sizeflag) { OP_E_extended (bytemode, sizeflag, 0); } static void OP_G (int bytemode, int sizeflag) { int add = 0; USED_REX (REX_R); if (rex & REX_R) add += 8; switch (bytemode) { case b_mode: USED_REX (0); if (rex) oappend (names8rex[modrm.reg + add]); else oappend (names8[modrm.reg + add]); break; case w_mode: oappend (names16[modrm.reg + add]); break; case d_mode: oappend (names32[modrm.reg + add]); break; case q_mode: oappend (names64[modrm.reg + add]); break; case v_mode: case dq_mode: case dqb_mode: case dqd_mode: case dqw_mode: USED_REX (REX_W); if (rex & REX_W) oappend (names64[modrm.reg + add]); else if ((sizeflag & DFLAG) || bytemode != v_mode) oappend (names32[modrm.reg + add]); else oappend (names16[modrm.reg + add]); used_prefixes |= (prefixes & PREFIX_DATA); break; case m_mode: if (address_mode == mode_64bit) oappend (names64[modrm.reg + add]); else oappend (names32[modrm.reg + add]); break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); break; } } static bfd_vma get64 (void) { bfd_vma x; #ifdef BFD64 unsigned int a; unsigned int b; FETCH_DATA (the_info, codep + 8); a = *codep++ & 0xff; a |= (*codep++ & 0xff) << 8; a |= (*codep++ & 0xff) << 16; a |= (*codep++ & 0xff) << 24; b = *codep++ & 0xff; b |= (*codep++ & 0xff) << 8; b |= (*codep++ & 0xff) << 16; b |= (*codep++ & 0xff) << 24; x = a + ((bfd_vma) b << 32); #else abort (); x = 0; #endif return x; } static bfd_signed_vma get32 (void) { bfd_signed_vma x = 0; FETCH_DATA (the_info, codep + 4); x = *codep++ & (bfd_signed_vma) 0xff; x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; return x; } static bfd_signed_vma get32s (void) { bfd_signed_vma x = 0; FETCH_DATA (the_info, codep + 4); x = *codep++ & (bfd_signed_vma) 0xff; x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31); return x; } static int get16 (void) { int x = 0; FETCH_DATA (the_info, codep + 2); x = *codep++ & 0xff; x |= (*codep++ & 0xff) << 8; return x; } static void set_op (bfd_vma op, int riprel) { op_index[op_ad] = op_ad; if (address_mode == mode_64bit) { op_address[op_ad] = op; op_riprel[op_ad] = riprel; } else { /* Mask to get a 32-bit address. */ op_address[op_ad] = op & 0xffffffff; op_riprel[op_ad] = riprel & 0xffffffff; } } static void OP_REG (int code, int sizeflag) { const char *s; int add = 0; USED_REX (REX_B); if (rex & REX_B) add = 8; switch (code) { case ax_reg: case cx_reg: case dx_reg: case bx_reg: case sp_reg: case bp_reg: case si_reg: case di_reg: s = names16[code - ax_reg + add]; break; case es_reg: case ss_reg: case cs_reg: case ds_reg: case fs_reg: case gs_reg: s = names_seg[code - es_reg + add]; break; case al_reg: case ah_reg: case cl_reg: case ch_reg: case dl_reg: case dh_reg: case bl_reg: case bh_reg: USED_REX (0); if (rex) s = names8rex[code - al_reg + add]; else s = names8[code - al_reg]; break; case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg: case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg: if (address_mode == mode_64bit && (sizeflag & DFLAG)) { s = names64[code - rAX_reg + add]; break; } code += eAX_reg - rAX_reg; /* Fall through. */ case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: USED_REX (REX_W); if (rex & REX_W) s = names64[code - eAX_reg + add]; else if (sizeflag & DFLAG) s = names32[code - eAX_reg + add]; else s = names16[code - eAX_reg + add]; used_prefixes |= (prefixes & PREFIX_DATA); break; default: s = INTERNAL_DISASSEMBLER_ERROR; break; } oappend (s); } static void OP_IMREG (int code, int sizeflag) { const char *s; switch (code) { case indir_dx_reg: if (intel_syntax) s = "dx"; else s = "(%dx)"; break; case ax_reg: case cx_reg: case dx_reg: case bx_reg: case sp_reg: case bp_reg: case si_reg: case di_reg: s = names16[code - ax_reg]; break; case es_reg: case ss_reg: case cs_reg: case ds_reg: case fs_reg: case gs_reg: s = names_seg[code - es_reg]; break; case al_reg: case ah_reg: case cl_reg: case ch_reg: case dl_reg: case dh_reg: case bl_reg: case bh_reg: USED_REX (0); if (rex) s = names8rex[code - al_reg]; else s = names8[code - al_reg]; break; case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: USED_REX (REX_W); if (rex & REX_W) s = names64[code - eAX_reg]; else if (sizeflag & DFLAG) s = names32[code - eAX_reg]; else s = names16[code - eAX_reg]; used_prefixes |= (prefixes & PREFIX_DATA); break; case z_mode_ax_reg: if ((rex & REX_W) || (sizeflag & DFLAG)) s = *names32; else s = *names16; if (!(rex & REX_W)) used_prefixes |= (prefixes & PREFIX_DATA); break; default: s = INTERNAL_DISASSEMBLER_ERROR; break; } oappend (s); } static void OP_I (int bytemode, int sizeflag) { bfd_signed_vma op; bfd_signed_vma mask = -1; switch (bytemode) { case b_mode: FETCH_DATA (the_info, codep + 1); op = *codep++; mask = 0xff; break; case q_mode: if (address_mode == mode_64bit) { op = get32s (); break; } /* Fall through. */ case v_mode: USED_REX (REX_W); if (rex & REX_W) op = get32s (); else if (sizeflag & DFLAG) { op = get32 (); mask = 0xffffffff; } else { op = get16 (); mask = 0xfffff; } used_prefixes |= (prefixes & PREFIX_DATA); break; case w_mode: mask = 0xfffff; op = get16 (); break; case const_1_mode: if (intel_syntax) oappend ("1"); return; default: oappend (INTERNAL_DISASSEMBLER_ERROR); return; } op &= mask; scratchbuf[0] = '$'; print_operand_value (scratchbuf + 1, 1, op); oappend (scratchbuf + intel_syntax); scratchbuf[0] = '\0'; } static void OP_I64 (int bytemode, int sizeflag) { bfd_signed_vma op; bfd_signed_vma mask = -1; if (address_mode != mode_64bit) { OP_I (bytemode, sizeflag); return; } switch (bytemode) { case b_mode: FETCH_DATA (the_info, codep + 1); op = *codep++; mask = 0xff; break; case v_mode: USED_REX (REX_W); if (rex & REX_W) op = get64 (); else if (sizeflag & DFLAG) { op = get32 (); mask = 0xffffffff; } else { op = get16 (); mask = 0xfffff; } used_prefixes |= (prefixes & PREFIX_DATA); break; case w_mode: mask = 0xfffff; op = get16 (); break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); return; } op &= mask; scratchbuf[0] = '$'; print_operand_value (scratchbuf + 1, 1, op); oappend (scratchbuf + intel_syntax); scratchbuf[0] = '\0'; } static void OP_sI (int bytemode, int sizeflag) { bfd_signed_vma op; bfd_signed_vma mask = -1; switch (bytemode) { case b_mode: FETCH_DATA (the_info, codep + 1); op = *codep++; if ((op & 0x80) != 0) op -= 0x100; mask = 0xffffffff; break; case v_mode: USED_REX (REX_W); if (rex & REX_W) op = get32s (); else if (sizeflag & DFLAG) { op = get32s (); mask = 0xffffffff; } else { mask = 0xffffffff; op = get16 (); if ((op & 0x8000) != 0) op -= 0x10000; } used_prefixes |= (prefixes & PREFIX_DATA); break; case w_mode: op = get16 (); mask = 0xffffffff; if ((op & 0x8000) != 0) op -= 0x10000; break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); return; } scratchbuf[0] = '$'; print_operand_value (scratchbuf + 1, 1, op); oappend (scratchbuf + intel_syntax); } static void OP_J (int bytemode, int sizeflag) { bfd_vma disp; bfd_vma mask = -1; bfd_vma segment = 0; switch (bytemode) { case b_mode: FETCH_DATA (the_info, codep + 1); disp = *codep++; if ((disp & 0x80) != 0) disp -= 0x100; break; case v_mode: if ((sizeflag & DFLAG) || (rex & REX_W)) disp = get32s (); else { disp = get16 (); if ((disp & 0x8000) != 0) disp -= 0x10000; /* In 16bit mode, address is wrapped around at 64k within the same segment. Otherwise, a data16 prefix on a jump instruction means that the pc is masked to 16 bits after the displacement is added! */ mask = 0xffff; if ((prefixes & PREFIX_DATA) == 0) segment = ((start_pc + codep - start_codep) & ~((bfd_vma) 0xffff)); } used_prefixes |= (prefixes & PREFIX_DATA); break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); return; } disp = ((start_pc + codep - start_codep + disp) & mask) | segment; set_op (disp, 0); print_operand_value (scratchbuf, 1, disp); oappend (scratchbuf); } static void OP_SEG (int bytemode, int sizeflag) { if (bytemode == w_mode) oappend (names_seg[modrm.reg]); else OP_E (modrm.mod == 3 ? bytemode : w_mode, sizeflag); } static void OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag) { int seg, offset; if (sizeflag & DFLAG) { offset = get32 (); seg = get16 (); } else { offset = get16 (); seg = get16 (); } used_prefixes |= (prefixes & PREFIX_DATA); if (intel_syntax) sprintf (scratchbuf, "0x%x:0x%x", seg, offset); else sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset); oappend (scratchbuf); } static void OP_OFF (int bytemode, int sizeflag) { bfd_vma off; if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) intel_operand_size (bytemode, sizeflag); append_seg (); if ((sizeflag & AFLAG) || address_mode == mode_64bit) off = get32 (); else off = get16 (); if (intel_syntax) { if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | PREFIX_ES | PREFIX_FS | PREFIX_GS))) { oappend (names_seg[ds_reg - es_reg]); oappend (":"); } } print_operand_value (scratchbuf, 1, off); oappend (scratchbuf); } static void OP_OFF64 (int bytemode, int sizeflag) { bfd_vma off; if (address_mode != mode_64bit || (prefixes & PREFIX_ADDR)) { OP_OFF (bytemode, sizeflag); return; } if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) intel_operand_size (bytemode, sizeflag); append_seg (); off = get64 (); if (intel_syntax) { if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | PREFIX_ES | PREFIX_FS | PREFIX_GS))) { oappend (names_seg[ds_reg - es_reg]); oappend (":"); } } print_operand_value (scratchbuf, 1, off); oappend (scratchbuf); } static void ptr_reg (int code, int sizeflag) { const char *s; *obufp++ = open_char; used_prefixes |= (prefixes & PREFIX_ADDR); if (address_mode == mode_64bit) { if (!(sizeflag & AFLAG)) s = names32[code - eAX_reg]; else s = names64[code - eAX_reg]; } else if (sizeflag & AFLAG) s = names32[code - eAX_reg]; else s = names16[code - eAX_reg]; oappend (s); *obufp++ = close_char; *obufp = 0; } static void OP_ESreg (int code, int sizeflag) { if (intel_syntax) { switch (codep[-1]) { case 0x6d: /* insw/insl */ intel_operand_size (z_mode, sizeflag); break; case 0xa5: /* movsw/movsl/movsq */ case 0xa7: /* cmpsw/cmpsl/cmpsq */ case 0xab: /* stosw/stosl */ case 0xaf: /* scasw/scasl */ intel_operand_size (v_mode, sizeflag); break; default: intel_operand_size (b_mode, sizeflag); } } oappend ("%es:" + intel_syntax); ptr_reg (code, sizeflag); } static void OP_DSreg (int code, int sizeflag) { if (intel_syntax) { switch (codep[-1]) { case 0x6f: /* outsw/outsl */ intel_operand_size (z_mode, sizeflag); break; case 0xa5: /* movsw/movsl/movsq */ case 0xa7: /* cmpsw/cmpsl/cmpsq */ case 0xad: /* lodsw/lodsl/lodsq */ intel_operand_size (v_mode, sizeflag); break; default: intel_operand_size (b_mode, sizeflag); } } if ((prefixes & (PREFIX_CS | PREFIX_DS | PREFIX_SS | PREFIX_ES | PREFIX_FS | PREFIX_GS)) == 0) prefixes |= PREFIX_DS; append_seg (); ptr_reg (code, sizeflag); } static void OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { int add = 0; if (rex & REX_R) { USED_REX (REX_R); add = 8; } else if (address_mode != mode_64bit && (prefixes & PREFIX_LOCK)) { lock_prefix = NULL; used_prefixes |= PREFIX_LOCK; add = 8; } sprintf (scratchbuf, "%%cr%d", modrm.reg + add); oappend (scratchbuf + intel_syntax); } static void OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { int add = 0; USED_REX (REX_R); if (rex & REX_R) add = 8; if (intel_syntax) sprintf (scratchbuf, "db%d", modrm.reg + add); else sprintf (scratchbuf, "%%db%d", modrm.reg + add); oappend (scratchbuf); } static void OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { sprintf (scratchbuf, "%%tr%d", modrm.reg); oappend (scratchbuf + intel_syntax); } static void OP_R (int bytemode, int sizeflag) { if (modrm.mod == 3) OP_E (bytemode, sizeflag); else BadOp (); } static void OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { used_prefixes |= (prefixes & PREFIX_DATA); if (prefixes & PREFIX_DATA) { int add = 0; USED_REX (REX_R); if (rex & REX_R) add = 8; sprintf (scratchbuf, "%%xmm%d", modrm.reg + add); } else sprintf (scratchbuf, "%%mm%d", modrm.reg); oappend (scratchbuf + intel_syntax); } static void OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { int add = 0; USED_REX (REX_R); if (rex & REX_R) add = 8; sprintf (scratchbuf, "%%xmm%d", modrm.reg + add); oappend (scratchbuf + intel_syntax); } static void OP_EM (int bytemode, int sizeflag) { if (modrm.mod != 3) { if (intel_syntax && bytemode == v_mode) { bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; used_prefixes |= (prefixes & PREFIX_DATA); } OP_E (bytemode, sizeflag); return; } /* Skip mod/rm byte. */ MODRM_CHECK; codep++; used_prefixes |= (prefixes & PREFIX_DATA); if (prefixes & PREFIX_DATA) { int add = 0; USED_REX (REX_B); if (rex & REX_B) add = 8; sprintf (scratchbuf, "%%xmm%d", modrm.rm + add); } else sprintf (scratchbuf, "%%mm%d", modrm.rm); oappend (scratchbuf + intel_syntax); } /* cvt* are the only instructions in sse2 which have both SSE and MMX operands and also have 0x66 prefix in their opcode. 0x66 was originally used to differentiate between SSE and MMX instruction(operands). So we have to handle the cvt* separately using OP_EMC and OP_MXC */ static void OP_EMC (int bytemode, int sizeflag) { if (modrm.mod != 3) { if (intel_syntax && bytemode == v_mode) { bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; used_prefixes |= (prefixes & PREFIX_DATA); } OP_E (bytemode, sizeflag); return; } /* Skip mod/rm byte. */ MODRM_CHECK; codep++; used_prefixes |= (prefixes & PREFIX_DATA); sprintf (scratchbuf, "%%mm%d", modrm.rm); oappend (scratchbuf + intel_syntax); } static void OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { used_prefixes |= (prefixes & PREFIX_DATA); sprintf (scratchbuf, "%%mm%d", modrm.reg); oappend (scratchbuf + intel_syntax); } static void OP_EX (int bytemode, int sizeflag) { int add = 0; if (modrm.mod != 3) { OP_E (bytemode, sizeflag); return; } USED_REX (REX_B); if (rex & REX_B) add = 8; /* Skip mod/rm byte. */ MODRM_CHECK; codep++; sprintf (scratchbuf, "%%xmm%d", modrm.rm + add); oappend (scratchbuf + intel_syntax); } static void OP_MS (int bytemode, int sizeflag) { if (modrm.mod == 3) OP_EM (bytemode, sizeflag); else BadOp (); } static void OP_XS (int bytemode, int sizeflag) { if (modrm.mod == 3) OP_EX (bytemode, sizeflag); else BadOp (); } static void OP_M (int bytemode, int sizeflag) { if (modrm.mod == 3) /* bad bound,lea,lds,les,lfs,lgs,lss,cmpxchg8b,vmptrst modrm */ BadOp (); else OP_E (bytemode, sizeflag); } static void OP_0f07 (int bytemode, int sizeflag) { if (modrm.mod != 3 || modrm.rm != 0) BadOp (); else OP_E (bytemode, sizeflag); } /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in 32bit mode and "xchg %rax,%rax" in 64bit mode. */ static void NOP_Fixup1 (int bytemode, int sizeflag) { if ((prefixes & PREFIX_DATA) != 0 || (rex != 0 && rex != 0x48 && address_mode == mode_64bit)) OP_REG (bytemode, sizeflag); else strcpy (obuf, "nop"); } static void NOP_Fixup2 (int bytemode, int sizeflag) { if ((prefixes & PREFIX_DATA) != 0 || (rex != 0 && rex != 0x48 && address_mode == mode_64bit)) OP_IMREG (bytemode, sizeflag); } static const char *const Suffix3DNow[] = { /* 00 */ NULL, NULL, NULL, NULL, /* 04 */ NULL, NULL, NULL, NULL, /* 08 */ NULL, NULL, NULL, NULL, /* 0C */ "pi2fw", "pi2fd", NULL, NULL, /* 10 */ NULL, NULL, NULL, NULL, /* 14 */ NULL, NULL, NULL, NULL, /* 18 */ NULL, NULL, NULL, NULL, /* 1C */ "pf2iw", "pf2id", NULL, NULL, /* 20 */ NULL, NULL, NULL, NULL, /* 24 */ NULL, NULL, NULL, NULL, /* 28 */ NULL, NULL, NULL, NULL, /* 2C */ NULL, NULL, NULL, NULL, /* 30 */ NULL, NULL, NULL, NULL, /* 34 */ NULL, NULL, NULL, NULL, /* 38 */ NULL, NULL, NULL, NULL, /* 3C */ NULL, NULL, NULL, NULL, /* 40 */ NULL, NULL, NULL, NULL, /* 44 */ NULL, NULL, NULL, NULL, /* 48 */ NULL, NULL, NULL, NULL, /* 4C */ NULL, NULL, NULL, NULL, /* 50 */ NULL, NULL, NULL, NULL, /* 54 */ NULL, NULL, NULL, NULL, /* 58 */ NULL, NULL, NULL, NULL, /* 5C */ NULL, NULL, NULL, NULL, /* 60 */ NULL, NULL, NULL, NULL, /* 64 */ NULL, NULL, NULL, NULL, /* 68 */ NULL, NULL, NULL, NULL, /* 6C */ NULL, NULL, NULL, NULL, /* 70 */ NULL, NULL, NULL, NULL, /* 74 */ NULL, NULL, NULL, NULL, /* 78 */ NULL, NULL, NULL, NULL, /* 7C */ NULL, NULL, NULL, NULL, /* 80 */ NULL, NULL, NULL, NULL, /* 84 */ NULL, NULL, NULL, NULL, /* 88 */ NULL, NULL, "pfnacc", NULL, /* 8C */ NULL, NULL, "pfpnacc", NULL, /* 90 */ "pfcmpge", NULL, NULL, NULL, /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt", /* 98 */ NULL, NULL, "pfsub", NULL, /* 9C */ NULL, NULL, "pfadd", NULL, /* A0 */ "pfcmpgt", NULL, NULL, NULL, /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1", /* A8 */ NULL, NULL, "pfsubr", NULL, /* AC */ NULL, NULL, "pfacc", NULL, /* B0 */ "pfcmpeq", NULL, NULL, NULL, /* B4 */ "pfmul", NULL, "pfrcpit2", "pmulhrw", /* B8 */ NULL, NULL, NULL, "pswapd", /* BC */ NULL, NULL, NULL, "pavgusb", /* C0 */ NULL, NULL, NULL, NULL, /* C4 */ NULL, NULL, NULL, NULL, /* C8 */ NULL, NULL, NULL, NULL, /* CC */ NULL, NULL, NULL, NULL, /* D0 */ NULL, NULL, NULL, NULL, /* D4 */ NULL, NULL, NULL, NULL, /* D8 */ NULL, NULL, NULL, NULL, /* DC */ NULL, NULL, NULL, NULL, /* E0 */ NULL, NULL, NULL, NULL, /* E4 */ NULL, NULL, NULL, NULL, /* E8 */ NULL, NULL, NULL, NULL, /* EC */ NULL, NULL, NULL, NULL, /* F0 */ NULL, NULL, NULL, NULL, /* F4 */ NULL, NULL, NULL, NULL, /* F8 */ NULL, NULL, NULL, NULL, /* FC */ NULL, NULL, NULL, NULL, }; static void OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { const char *mnemonic; FETCH_DATA (the_info, codep + 1); /* AMD 3DNow! instructions are specified by an opcode suffix in the place where an 8-bit immediate would normally go. ie. the last byte of the instruction. */ obufp = obuf + strlen (obuf); mnemonic = Suffix3DNow[*codep++ & 0xff]; if (mnemonic) oappend (mnemonic); else { /* Since a variable sized modrm/sib chunk is between the start of the opcode (0x0f0f) and the opcode suffix, we need to do all the modrm processing first, and don't know until now that we have a bad opcode. This necessitates some cleaning up. */ op_out[0][0] = '\0'; op_out[1][0] = '\0'; BadOp (); } } static const char *simd_cmp_op[] = { "eq", "lt", "le", "unord", "neq", "nlt", "nle", "ord" }; static void OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { unsigned int cmp_type; FETCH_DATA (the_info, codep + 1); obufp = obuf + strlen (obuf); cmp_type = *codep++ & 0xff; if (cmp_type < 8) { char suffix1 = 'p', suffix2 = 's'; used_prefixes |= (prefixes & PREFIX_REPZ); if (prefixes & PREFIX_REPZ) suffix1 = 's'; else { used_prefixes |= (prefixes & PREFIX_DATA); if (prefixes & PREFIX_DATA) suffix2 = 'd'; else { used_prefixes |= (prefixes & PREFIX_REPNZ); if (prefixes & PREFIX_REPNZ) suffix1 = 's', suffix2 = 'd'; } } sprintf (scratchbuf, "cmp%s%c%c", simd_cmp_op[cmp_type], suffix1, suffix2); used_prefixes |= (prefixes & PREFIX_REPZ); oappend (scratchbuf); } else { /* We have a bad extension byte. Clean up. */ op_out[0][0] = '\0'; op_out[1][0] = '\0'; BadOp (); } } static void OP_Mwait (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { /* mwait %eax,%ecx */ if (!intel_syntax) { const char **names = (address_mode == mode_64bit ? names64 : names32); strcpy (op_out[0], names[0]); strcpy (op_out[1], names[1]); two_source_ops = 1; } /* Skip mod/rm byte. */ MODRM_CHECK; codep++; } static void OP_Monitor (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { /* monitor %eax,%ecx,%edx" */ if (!intel_syntax) { const char **op1_names; const char **names = (address_mode == mode_64bit ? names64 : names32); if (!(prefixes & PREFIX_ADDR)) op1_names = (address_mode == mode_16bit ? names16 : names); else { /* Remove "addr16/addr32". */ addr_prefix = NULL; op1_names = (address_mode != mode_32bit ? names32 : names16); used_prefixes |= PREFIX_ADDR; } strcpy (op_out[0], op1_names[0]); strcpy (op_out[1], names[1]); strcpy (op_out[2], names[2]); two_source_ops = 1; } /* Skip mod/rm byte. */ MODRM_CHECK; codep++; } static void BadOp (void) { /* Throw away prefixes and 1st. opcode byte. */ codep = insn_codep + 1; oappend ("(bad)"); } static void REP_Fixup (int bytemode, int sizeflag) { /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs, lods and stos. */ if (prefixes & PREFIX_REPZ) repz_prefix = "rep "; switch (bytemode) { case al_reg: case eAX_reg: case indir_dx_reg: OP_IMREG (bytemode, sizeflag); break; case eDI_reg: OP_ESreg (bytemode, sizeflag); break; case eSI_reg: OP_DSreg (bytemode, sizeflag); break; default: abort (); break; } } static void CMPXCHG8B_Fixup (int bytemode, int sizeflag) { USED_REX (REX_W); if (rex & REX_W) { /* Change cmpxchg8b to cmpxchg16b. */ char *p = obuf + strlen (obuf) - 2; strcpy (p, "16b"); bytemode = o_mode; } OP_M (bytemode, sizeflag); } static void XMM_Fixup (int reg, int sizeflag ATTRIBUTE_UNUSED) { sprintf (scratchbuf, "%%xmm%d", reg); oappend (scratchbuf + intel_syntax); } static void CRC32_Fixup (int bytemode, int sizeflag) { /* Add proper suffix to "crc32". */ char *p = obuf + strlen (obuf); switch (bytemode) { case b_mode: if (intel_syntax) break; *p++ = 'b'; break; case v_mode: if (intel_syntax) break; USED_REX (REX_W); if (rex & REX_W) *p++ = 'q'; else if (sizeflag & DFLAG) *p++ = 'l'; else *p++ = 'w'; used_prefixes |= (prefixes & PREFIX_DATA); break; default: oappend (INTERNAL_DISASSEMBLER_ERROR); break; } *p = '\0'; if (modrm.mod == 3) { int add; /* Skip mod/rm byte. */ MODRM_CHECK; codep++; USED_REX (REX_B); add = (rex & REX_B) ? 8 : 0; if (bytemode == b_mode) { USED_REX (0); if (rex) oappend (names8rex[modrm.rm + add]); else oappend (names8[modrm.rm + add]); } else { USED_REX (REX_W); if (rex & REX_W) oappend (names64[modrm.rm + add]); else if ((prefixes & PREFIX_DATA)) oappend (names16[modrm.rm + add]); else oappend (names32[modrm.rm + add]); } } else OP_E (bytemode, sizeflag); } /* Print a DREX argument as either a register or memory operation. */ static void print_drex_arg (unsigned int reg, int bytemode, int sizeflag) { if (reg == DREX_REG_UNKNOWN) BadOp (); else if (reg != DREX_REG_MEMORY) { sprintf (scratchbuf, "%%xmm%d", reg); oappend (scratchbuf + intel_syntax); } else OP_E_extended (bytemode, sizeflag, 1); } /* SSE5 instructions that have 4 arguments are encoded as: 0f 24 . The byte has 1 bit (0x4) that is combined with 1 bit in the DREX field (0x8) to determine how the arguments are laid out. The destination register must be the same register as one of the inputs, and it is encoded in the DREX byte. No REX prefix is used for these instructions, since the DREX field contains the 3 extension bits provided by the REX prefix. The bytemode argument adds 2 extra bits for passing extra information: DREX_OC1 -- Set the OC1 bit to indicate dest == 1st arg DREX_NO_OC0 -- OC0 in DREX is invalid (but pretend it is set). */ static void OP_DREX4 (int flag_bytemode, int sizeflag) { unsigned int drex_byte; unsigned int regs[4]; unsigned int modrm_regmem; unsigned int modrm_reg; unsigned int drex_reg; int bytemode; int rex_save = rex; int rex_used_save = rex_used; int has_sib = 0; int oc1 = (flag_bytemode & DREX_OC1) ? 2 : 0; int oc0; int i; bytemode = flag_bytemode & ~ DREX_MASK; for (i = 0; i < 4; i++) regs[i] = DREX_REG_UNKNOWN; /* Determine if we have a SIB byte in addition to MODRM before the DREX byte. */ if (((sizeflag & AFLAG) || address_mode == mode_64bit) && (modrm.mod != 3) && (modrm.rm == 4)) has_sib = 1; /* Get the DREX byte. */ FETCH_DATA (the_info, codep + 2 + has_sib); drex_byte = codep[has_sib+1]; drex_reg = DREX_XMM (drex_byte); modrm_reg = modrm.reg + ((drex_byte & REX_R) ? 8 : 0); /* Is OC0 legal? If not, hardwire oc0 == 1. */ if (flag_bytemode & DREX_NO_OC0) { oc0 = 1; if (DREX_OC0 (drex_byte)) BadOp (); } else oc0 = DREX_OC0 (drex_byte); if (modrm.mod == 3) { /* regmem == register */ modrm_regmem = modrm.rm + ((drex_byte & REX_B) ? 8 : 0); rex = rex_used = 0; /* skip modrm/drex since we don't call OP_E_extended */ codep += 2; } else { /* regmem == memory, fill in appropriate REX bits */ modrm_regmem = DREX_REG_MEMORY; rex = drex_byte & (REX_B | REX_X | REX_R); if (rex) rex |= REX_OPCODE; rex_used = rex; } /* Based on the OC1/OC0 bits, lay out the arguments in the correct order. */ switch (oc0 + oc1) { default: BadOp (); return; case 0: regs[0] = modrm_regmem; regs[1] = modrm_reg; regs[2] = drex_reg; regs[3] = drex_reg; break; case 1: regs[0] = modrm_reg; regs[1] = modrm_regmem; regs[2] = drex_reg; regs[3] = drex_reg; break; case 2: regs[0] = drex_reg; regs[1] = modrm_regmem; regs[2] = modrm_reg; regs[3] = drex_reg; break; case 3: regs[0] = drex_reg; regs[1] = modrm_reg; regs[2] = modrm_regmem; regs[3] = drex_reg; break; } /* Print out the arguments. */ for (i = 0; i < 4; i++) { int j = (intel_syntax) ? 3 - i : i; if (i > 0) { *obufp++ = ','; *obufp = '\0'; } print_drex_arg (regs[j], bytemode, sizeflag); } rex = rex_save; rex_used = rex_used_save; } /* SSE5 instructions that have 3 arguments, and are encoded as: 0f 24 (or) 0f 25 The DREX field has 1 bit (0x8) to determine how the arguments are laid out. The destination register is encoded in the DREX byte. No REX prefix is used for these instructions, since the DREX field contains the 3 extension bits provided by the REX prefix. */ static void OP_DREX3 (int flag_bytemode, int sizeflag) { unsigned int drex_byte; unsigned int regs[3]; unsigned int modrm_regmem; unsigned int modrm_reg; unsigned int drex_reg; int bytemode; int rex_save = rex; int rex_used_save = rex_used; int has_sib = 0; int oc0; int i; bytemode = flag_bytemode & ~ DREX_MASK; for (i = 0; i < 3; i++) regs[i] = DREX_REG_UNKNOWN; /* Determine if we have a SIB byte in addition to MODRM before the DREX byte. */ if (((sizeflag & AFLAG) || address_mode == mode_64bit) && (modrm.mod != 3) && (modrm.rm == 4)) has_sib = 1; /* Get the DREX byte. */ FETCH_DATA (the_info, codep + 2 + has_sib); drex_byte = codep[has_sib+1]; drex_reg = DREX_XMM (drex_byte); modrm_reg = modrm.reg + ((drex_byte & REX_R) ? 8 : 0); /* Is OC0 legal? If not, hardwire oc0 == 0 */ oc0 = DREX_OC0 (drex_byte); if ((flag_bytemode & DREX_NO_OC0) && oc0) BadOp (); if (modrm.mod == 3) { /* regmem == register */ modrm_regmem = modrm.rm + ((drex_byte & REX_B) ? 8 : 0); rex = rex_used = 0; /* skip modrm/drex since we don't call OP_E_extended. */ codep += 2; } else { /* regmem == memory, fill in appropriate REX bits. */ modrm_regmem = DREX_REG_MEMORY; rex = drex_byte & (REX_B | REX_X | REX_R); if (rex) rex |= REX_OPCODE; rex_used = rex; } /* Based on the OC1/OC0 bits, lay out the arguments in the correct order. */ switch (oc0) { default: BadOp (); return; case 0: regs[0] = modrm_regmem; regs[1] = modrm_reg; regs[2] = drex_reg; break; case 1: regs[0] = modrm_reg; regs[1] = modrm_regmem; regs[2] = drex_reg; break; } /* Print out the arguments. */ for (i = 0; i < 3; i++) { int j = (intel_syntax) ? 2 - i : i; if (i > 0) { *obufp++ = ','; *obufp = '\0'; } print_drex_arg (regs[j], bytemode, sizeflag); } rex = rex_save; rex_used = rex_used_save; } /* Emit a floating point comparison for comp instructions. */ static void OP_DREX_FCMP (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { unsigned char byte; static const char *const cmp_test[] = { "eq", "lt", "le", "unord", "ne", "nlt", "nle", "ord", "ueq", "ult", "ule", "false", "une", "unlt", "unle", "true" }; FETCH_DATA (the_info, codep + 1); byte = *codep & 0xff; if (byte >= ARRAY_SIZE (cmp_test) || obuf[0] != 'c' || obuf[1] != 'o' || obuf[2] != 'm') { /* The instruction isn't one we know about, so just append the extension byte as a numeric value. */ OP_I (b_mode, 0); } else { sprintf (scratchbuf, "com%s%s", cmp_test[byte], obuf+3); strcpy (obuf, scratchbuf); codep++; } } /* Emit an integer point comparison for pcom instructions, rewriting the instruction to have the test inside of it. */ static void OP_DREX_ICMP (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) { unsigned char byte; static const char *const cmp_test[] = { "lt", "le", "gt", "ge", "eq", "ne", "false", "true" }; FETCH_DATA (the_info, codep + 1); byte = *codep & 0xff; if (byte >= ARRAY_SIZE (cmp_test) || obuf[0] != 'p' || obuf[1] != 'c' || obuf[2] != 'o' || obuf[3] != 'm') { /* The instruction isn't one we know about, so just print the comparison test byte as a numeric value. */ OP_I (b_mode, 0); } else { sprintf (scratchbuf, "pcom%s%s", cmp_test[byte], obuf+4); strcpy (obuf, scratchbuf); codep++; } }