/* Print i386 instructions for GDB, the GNU debugger.
- Copyright (C) 1988, 89, 91, 93, 94, 95, 96, 97, 98, 1999
- Free Software Foundation, Inc.
-
-This file is part of GDB.
-
-This program 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 2 of the License, or
-(at your option) any later version.
-
-This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-/*
- * 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu)
- * July 1988
- * modified by John Hassey (hassey@dg-rtp.dg.com)
- */
-
-/*
- * 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.
- */
+ Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ This program 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 2 of the License, or
+ (at your option) any later version.
+
+ This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 "dis-asm.h"
#include "sysdep.h"
#define UNIXWARE_COMPAT 1
#endif
-
-static int fetch_data PARAMS ((struct disassemble_info *, bfd_byte *));
-
-struct dis_private
-{
+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 (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_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_Rd (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_MS (int, int);
+static void OP_XS (int, int);
+static void OP_M (int, int);
+static void OP_0fae (int, int);
+static void OP_0f07 (int, int);
+static void NOP_Fixup (int, int);
+static void OP_3DNowSuffix (int, int);
+static void OP_SIMD_Suffix (int, int);
+static void SIMD_Fixup (int, int);
+static void PNI_Fixup (int, int);
+static void INVLPG_Fixup (int, int);
+static void BadOp (void);
+
+struct dis_private {
/* Points to first byte not fetched. */
bfd_byte *max_fetched;
bfd_byte the_buffer[MAXLEN];
bfd_vma insn_start;
+ int orig_sizeflag;
jmp_buf bailout;
};
+/* The opcode for the fwait instruction, which we treat as a prefix
+ when we can. */
+#define FWAIT_OPCODE (0x9b)
+
+/* Set to 1 for 64bit mode disassembly. */
+static int mode_64bit;
+
+/* 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;
+#define REX_MODE64 8
+#define REX_EXTX 4
+#define REX_EXTY 2
+#define REX_EXTZ 1
+/* 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) \
+ rex_used |= (rex & value) ? (value) | 0x40 : 0; \
+ else \
+ rex_used |= 0x40; \
+ }
+
+/* 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 \
+ ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \
? 1 : fetch_data ((info), (addr)))
static int
-fetch_data (info, addr)
- struct disassemble_info *info;
- bfd_byte *addr;
+fetch_data (struct disassemble_info *info, bfd_byte *addr)
{
int status;
- struct dis_private *priv = (struct dis_private *)info->private_data;
+ struct dis_private *priv = (struct dis_private *) info->private_data;
bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer);
status = (*info->read_memory_func) (start,
info);
if (status != 0)
{
- (*info->memory_error_func) (status, start, info);
+ /* 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
return 1;
}
+#define XX NULL, 0
+
#define Eb OP_E, b_mode
-#define indirEb OP_indirE, b_mode
-#define Gb OP_G, b_mode
#define Ev OP_E, v_mode
+#define Ed OP_E, d_mode
+#define Eq OP_E, q_mode
+#define Edq OP_E, dq_mode
+#define Edqw OP_E, dqw_mode
#define indirEv OP_indirE, v_mode
+#define indirEp OP_indirE, f_mode
#define Ew OP_E, w_mode
#define Ma OP_E, v_mode
-#define M OP_E, 0
-#define Mp OP_E, 0 /* ? */
+#define M OP_M, 0 /* lea, lgdt, etc. */
+#define Mp OP_M, f_mode /* 32 or 48 bit memory operand for LDS, LES etc */
+#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 Gw OP_G, w_mode
-#define Rw OP_rm, w_mode
-#define Rd OP_rm, d_mode
+#define Rd OP_Rd, d_mode
+#define Rm OP_Rd, 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
-#if 0
-#define ONE OP_ONE, 0
-#endif
-#define Cd OP_C, d_mode
-#define Dd OP_D, d_mode
+#define Cm OP_C, m_mode
+#define Dm OP_D, m_mode
#define Td OP_T, d_mode
-#define eAX OP_REG, eAX_reg
-#define eBX OP_REG, eBX_reg
-#define eCX OP_REG, eCX_reg
-#define eDX OP_REG, eDX_reg
-#define eSP OP_REG, eSP_reg
-#define eBP OP_REG, eBP_reg
-#define eSI OP_REG, eSI_reg
-#define eDI OP_REG, eDI_reg
-#define AL OP_REG, al_reg
-#define CL OP_REG, cl_reg
-#define DL OP_REG, dl_reg
-#define BL OP_REG, bl_reg
-#define AH OP_REG, ah_reg
-#define CH OP_REG, ch_reg
-#define DH OP_REG, dh_reg
-#define BH OP_REG, bh_reg
-#define AX OP_REG, ax_reg
-#define DX OP_REG, dx_reg
-#define indirDX OP_REG, indir_dx_reg
+#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 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 indirDX OP_IMREG, indir_dx_reg
#define Sw OP_SEG, w_mode
-#define Ap OP_DIR, lptr
-#define Av OP_DIR, v_mode
+#define Ap OP_DIR, 0
#define Ob OP_OFF, b_mode
+#define Ob64 OP_OFF64, b_mode
#define Ov OP_OFF, v_mode
+#define Ov64 OP_OFF64, v_mode
#define Xb OP_DSreg, eSI_reg
#define Xv OP_DSreg, eSI_reg
#define Yb OP_ESreg, eDI_reg
#define gs OP_REG, gs_reg
#define MX OP_MMX, 0
+#define XM OP_XMM, 0
#define EM OP_EM, v_mode
-#define MS OP_MS, b_mode
+#define EX OP_EX, v_mode
+#define MS OP_MS, v_mode
+#define XS OP_XS, v_mode
#define OPSUF OP_3DNowSuffix, 0
+#define OPSIMD OP_SIMD_Suffix, 0
+
+#define cond_jump_flag NULL, cond_jump_mode
+#define loop_jcxz_flag NULL, loop_jcxz_mode
/* bits in sizeflag */
-#if 0 /* leave undefined until someone adds the extra flag to objdump */
#define SUFFIX_ALWAYS 4
-#endif
#define AFLAG 2
#define DFLAG 1
-typedef void (*op_rtn) PARAMS ((int bytemode, int sizeflag ));
-
-static void OP_E PARAMS ((int, int));
-static void OP_G PARAMS ((int, int));
-static void OP_I PARAMS ((int, int));
-static void OP_indirE PARAMS ((int, int));
-static void OP_sI PARAMS ((int, int));
-static void OP_REG PARAMS ((int, int));
-static void OP_J PARAMS ((int, int));
-static void OP_DIR PARAMS ((int, int));
-static void OP_OFF PARAMS ((int, int));
-static void OP_ESreg PARAMS ((int, int));
-static void OP_DSreg PARAMS ((int, int));
-static void OP_SEG PARAMS ((int, int));
-static void OP_C PARAMS ((int, int));
-static void OP_D PARAMS ((int, int));
-static void OP_T PARAMS ((int, int));
-static void OP_rm PARAMS ((int, int));
-static void OP_ST PARAMS ((int, int));
-static void OP_STi PARAMS ((int, int));
-#if 0
-static void OP_ONE PARAMS ((int, int));
-#endif
-static void OP_MMX PARAMS ((int, int));
-static void OP_EM PARAMS ((int, int));
-static void OP_MS PARAMS ((int, int));
-static void OP_3DNowSuffix PARAMS ((int, int));
-
-static void append_seg PARAMS ((void));
-static void set_op PARAMS ((unsigned int op));
-static void putop PARAMS ((char *template, int sizeflag));
-static void dofloat PARAMS ((int sizeflag));
-static int get16 PARAMS ((void));
-static int get32 PARAMS ((void));
-static void ckprefix PARAMS ((void));
-static void ptr_reg PARAMS ((int, int));
-
-#define b_mode 1
-#define v_mode 2
-#define w_mode 3
-#define d_mode 4
-#define x_mode 5
+#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 es_reg 100
#define cs_reg 101
#define ds_reg 103
#define fs_reg 104
#define gs_reg 105
-#define eAX_reg 107
-#define eCX_reg 108
-#define eDX_reg 109
-#define eBX_reg 110
-#define eSP_reg 111
-#define eBP_reg 112
-#define eSI_reg 113
-#define eDI_reg 114
-#define lptr 115
+#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 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 indir_dx_reg 150
-#define GRP1b NULL, NULL, 0
-#define GRP1S NULL, NULL, 1
-#define GRP1Ss NULL, NULL, 2
-#define GRP2b NULL, NULL, 3
-#define GRP2S NULL, NULL, 4
-#define GRP2b_one NULL, NULL, 5
-#define GRP2S_one NULL, NULL, 6
-#define GRP2b_cl NULL, NULL, 7
-#define GRP2S_cl NULL, NULL, 8
-#define GRP3b NULL, NULL, 9
-#define GRP3S NULL, NULL, 10
-#define GRP4 NULL, NULL, 11
-#define GRP5 NULL, NULL, 12
-#define GRP6 NULL, NULL, 13
-#define GRP7 NULL, NULL, 14
-#define GRP8 NULL, NULL, 15
-#define GRP9 NULL, NULL, 16
-#define GRP10 NULL, NULL, 17
-#define GRP11 NULL, NULL, 18
-#define GRP12 NULL, NULL, 19
-#define GRP13 NULL, NULL, 20
-#define GRP14 NULL, NULL, 21
-
-#define FLOATCODE 50
-#define FLOAT NULL, NULL, FLOATCODE
+#define FLOATCODE 1
+#define USE_GROUPS 2
+#define USE_PREFIX_USER_TABLE 3
+#define X86_64_SPECIAL 4
+
+#define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0
+
+#define GRP1b NULL, NULL, USE_GROUPS, NULL, 0, NULL, 0
+#define GRP1S NULL, NULL, USE_GROUPS, NULL, 1, NULL, 0
+#define GRP1Ss NULL, NULL, USE_GROUPS, NULL, 2, NULL, 0
+#define GRP2b NULL, NULL, USE_GROUPS, NULL, 3, NULL, 0
+#define GRP2S NULL, NULL, USE_GROUPS, NULL, 4, NULL, 0
+#define GRP2b_one NULL, NULL, USE_GROUPS, NULL, 5, NULL, 0
+#define GRP2S_one NULL, NULL, USE_GROUPS, NULL, 6, NULL, 0
+#define GRP2b_cl NULL, NULL, USE_GROUPS, NULL, 7, NULL, 0
+#define GRP2S_cl NULL, NULL, USE_GROUPS, NULL, 8, NULL, 0
+#define GRP3b NULL, NULL, USE_GROUPS, NULL, 9, NULL, 0
+#define GRP3S NULL, NULL, USE_GROUPS, NULL, 10, NULL, 0
+#define GRP4 NULL, NULL, USE_GROUPS, NULL, 11, NULL, 0
+#define GRP5 NULL, NULL, USE_GROUPS, NULL, 12, NULL, 0
+#define GRP6 NULL, NULL, USE_GROUPS, NULL, 13, NULL, 0
+#define GRP7 NULL, NULL, USE_GROUPS, NULL, 14, NULL, 0
+#define GRP8 NULL, NULL, USE_GROUPS, NULL, 15, NULL, 0
+#define GRP9 NULL, NULL, USE_GROUPS, NULL, 16, NULL, 0
+#define GRP10 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0
+#define GRP11 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0
+#define GRP12 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0
+#define GRP13 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0
+#define GRP14 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0
+#define GRPAMD NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0
+#define GRPPADLCK1 NULL, NULL, USE_GROUPS, NULL, 23, NULL, 0
+#define GRPPADLCK2 NULL, NULL, USE_GROUPS, NULL, 24, NULL, 0
+
+#define PREGRP0 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 0, NULL, 0
+#define PREGRP1 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 1, NULL, 0
+#define PREGRP2 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 2, NULL, 0
+#define PREGRP3 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 3, NULL, 0
+#define PREGRP4 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 4, NULL, 0
+#define PREGRP5 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 5, NULL, 0
+#define PREGRP6 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 6, NULL, 0
+#define PREGRP7 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 7, NULL, 0
+#define PREGRP8 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 8, NULL, 0
+#define PREGRP9 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 9, NULL, 0
+#define PREGRP10 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 10, NULL, 0
+#define PREGRP11 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 11, NULL, 0
+#define PREGRP12 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 12, NULL, 0
+#define PREGRP13 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 13, NULL, 0
+#define PREGRP14 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 14, NULL, 0
+#define PREGRP15 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 15, NULL, 0
+#define PREGRP16 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 16, NULL, 0
+#define PREGRP17 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 17, NULL, 0
+#define PREGRP18 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 18, NULL, 0
+#define PREGRP19 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 19, NULL, 0
+#define PREGRP20 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 20, NULL, 0
+#define PREGRP21 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 21, NULL, 0
+#define PREGRP22 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 22, NULL, 0
+#define PREGRP23 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 23, NULL, 0
+#define PREGRP24 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 24, NULL, 0
+#define PREGRP25 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 25, NULL, 0
+#define PREGRP26 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 26, NULL, 0
+#define PREGRP27 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 27, NULL, 0
+#define PREGRP28 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 28, NULL, 0
+#define PREGRP29 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 29, NULL, 0
+#define PREGRP30 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 30, NULL, 0
+#define PREGRP31 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 31, NULL, 0
+#define PREGRP32 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 32, NULL, 0
+
+#define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0
+
+typedef void (*op_rtn) (int bytemode, int sizeflag);
struct dis386 {
- char *name;
+ const char *name;
op_rtn op1;
int bytemode1;
op_rtn op2;
/* 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
'E' => print 'e' if 32-bit form of jcxz
+ 'F' => print 'w' or 'l' depending on address size prefix (loop 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'
'L' => print 'l' if suffix_always is true
'N' => print 'n' if instruction has no wait "prefix"
- 'P' => print 'w' or 'l' if instruction has an operand size prefix,
- or suffix_always is true
- 'Q' => print 'w' or 'l' if no register operands or suffix_always is true
- 'R' => print 'w' or 'l'
- 'S' => print 'w' or 'l' if suffix_always is true
- 'W' => print 'b' or 'w'
+ 'O' => print 'd', or 'o'
+ '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' ("wd" or "dq" 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
+ 'W' => print 'b' or 'w' ("w" or "de" in intel mode)
+ 'X' => print 's', 'd' depending on data16 prefix (for XMM)
+ 'Y' => 'q' if instruction has an REX 64bit overwrite prefix
+
+ 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 struct dis386 dis386_att[] = {
- /* 00 */
- { "addB", Eb, Gb },
- { "addS", Ev, Gv },
- { "addB", Gb, Eb },
- { "addS", Gv, Ev },
- { "addB", AL, Ib },
- { "addS", eAX, Iv },
- { "pushP", es },
- { "popP", es },
- /* 08 */
- { "orB", Eb, Gb },
- { "orS", Ev, Gv },
- { "orB", Gb, Eb },
- { "orS", Gv, Ev },
- { "orB", AL, Ib },
- { "orS", eAX, Iv },
- { "pushP", cs },
- { "(bad)" }, /* 0x0f extended opcode escape */
- /* 10 */
- { "adcB", Eb, Gb },
- { "adcS", Ev, Gv },
- { "adcB", Gb, Eb },
- { "adcS", Gv, Ev },
- { "adcB", AL, Ib },
- { "adcS", eAX, Iv },
- { "pushP", ss },
- { "popP", ss },
- /* 18 */
- { "sbbB", Eb, Gb },
- { "sbbS", Ev, Gv },
- { "sbbB", Gb, Eb },
- { "sbbS", Gv, Ev },
- { "sbbB", AL, Ib },
- { "sbbS", eAX, Iv },
- { "pushP", ds },
- { "popP", ds },
- /* 20 */
- { "andB", Eb, Gb },
- { "andS", Ev, Gv },
- { "andB", Gb, Eb },
- { "andS", Gv, Ev },
- { "andB", AL, Ib },
- { "andS", eAX, Iv },
- { "(bad)" }, /* SEG ES prefix */
- { "daa" },
- /* 28 */
- { "subB", Eb, Gb },
- { "subS", Ev, Gv },
- { "subB", Gb, Eb },
- { "subS", Gv, Ev },
- { "subB", AL, Ib },
- { "subS", eAX, Iv },
- { "(bad)" }, /* SEG CS prefix */
- { "das" },
- /* 30 */
- { "xorB", Eb, Gb },
- { "xorS", Ev, Gv },
- { "xorB", Gb, Eb },
- { "xorS", Gv, Ev },
- { "xorB", AL, Ib },
- { "xorS", eAX, Iv },
- { "(bad)" }, /* SEG SS prefix */
- { "aaa" },
- /* 38 */
- { "cmpB", Eb, Gb },
- { "cmpS", Ev, Gv },
- { "cmpB", Gb, Eb },
- { "cmpS", Gv, Ev },
- { "cmpB", AL, Ib },
- { "cmpS", eAX, Iv },
- { "(bad)" }, /* SEG DS prefix */
- { "aas" },
- /* 40 */
- { "incS", eAX },
- { "incS", eCX },
- { "incS", eDX },
- { "incS", eBX },
- { "incS", eSP },
- { "incS", eBP },
- { "incS", eSI },
- { "incS", eDI },
- /* 48 */
- { "decS", eAX },
- { "decS", eCX },
- { "decS", eDX },
- { "decS", eBX },
- { "decS", eSP },
- { "decS", eBP },
- { "decS", eSI },
- { "decS", eDI },
- /* 50 */
- { "pushS", eAX },
- { "pushS", eCX },
- { "pushS", eDX },
- { "pushS", eBX },
- { "pushS", eSP },
- { "pushS", eBP },
- { "pushS", eSI },
- { "pushS", eDI },
- /* 58 */
- { "popS", eAX },
- { "popS", eCX },
- { "popS", eDX },
- { "popS", eBX },
- { "popS", eSP },
- { "popS", eBP },
- { "popS", eSI },
- { "popS", eDI },
- /* 60 */
- { "pushaP" },
- { "popaP" },
- { "boundS", Gv, Ma },
- { "arpl", Ew, Gw },
- { "(bad)" }, /* seg fs */
- { "(bad)" }, /* seg gs */
- { "(bad)" }, /* op size prefix */
- { "(bad)" }, /* adr size prefix */
- /* 68 */
- { "pushP", Iv }, /* 386 book wrong */
- { "imulS", Gv, Ev, Iv },
- { "pushP", sIb }, /* push of byte really pushes 2 or 4 bytes */
- { "imulS", Gv, Ev, sIb },
- { "insb", Yb, indirDX },
- { "insR", Yv, indirDX },
- { "outsb", indirDX, Xb },
- { "outsR", indirDX, Xv },
- /* 70 */
- { "jo", Jb },
- { "jno", Jb },
- { "jb", Jb },
- { "jae", Jb },
- { "je", Jb },
- { "jne", Jb },
- { "jbe", Jb },
- { "ja", Jb },
- /* 78 */
- { "js", Jb },
- { "jns", Jb },
- { "jp", Jb },
- { "jnp", Jb },
- { "jl", Jb },
- { "jge", Jb },
- { "jle", Jb },
- { "jg", Jb },
- /* 80 */
- { GRP1b },
- { GRP1S },
- { "(bad)" },
- { 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 },
- { "movQ", Ev, Sw },
- { "leaS", Gv, M },
- { "movQ", Sw, Ev },
- { "popQ", Ev },
- /* 90 */
- { "nop" },
- { "xchgS", eCX, eAX },
- { "xchgS", eDX, eAX },
- { "xchgS", eBX, eAX },
- { "xchgS", eSP, eAX },
- { "xchgS", eBP, eAX },
- { "xchgS", eSI, eAX },
- { "xchgS", eDI, eAX },
- /* 98 */
- { "cWtR" },
- { "cRtd" },
- { "lcallP", Ap },
- { "(bad)" }, /* fwait */
- { "pushfP" },
- { "popfP" },
- { "sahf" },
- { "lahf" },
- /* a0 */
- { "movB", AL, Ob },
- { "movS", eAX, Ov },
- { "movB", Ob, AL },
- { "movS", Ov, eAX },
- { "movsb", Yb, Xb },
- { "movsR", Yv, Xv },
- { "cmpsb", Xb, Yb },
- { "cmpsR", Xv, Yv },
- /* a8 */
- { "testB", AL, Ib },
- { "testS", eAX, Iv },
- { "stosB", Yb, AL },
- { "stosS", Yv, eAX },
- { "lodsB", AL, Xb },
- { "lodsS", eAX, Xv },
- { "scasB", AL, Yb },
- { "scasS", eAX, Yv },
- /* b0 */
- { "movB", AL, Ib },
- { "movB", CL, Ib },
- { "movB", DL, Ib },
- { "movB", BL, Ib },
- { "movB", AH, Ib },
- { "movB", CH, Ib },
- { "movB", DH, Ib },
- { "movB", BH, Ib },
- /* b8 */
- { "movS", eAX, Iv },
- { "movS", eCX, Iv },
- { "movS", eDX, Iv },
- { "movS", eBX, Iv },
- { "movS", eSP, Iv },
- { "movS", eBP, Iv },
- { "movS", eSI, Iv },
- { "movS", eDI, Iv },
- /* c0 */
- { GRP2b },
- { GRP2S },
- { "retP", Iw },
- { "retP" },
- { "lesS", Gv, Mp },
- { "ldsS", Gv, Mp },
- { "movA", Eb, Ib },
- { "movQ", Ev, Iv },
- /* c8 */
- { "enterP", Iw, Ib },
- { "leaveP" },
- { "lretP", Iw },
- { "lretP" },
- { "int3" },
- { "int", Ib },
- { "into" },
- { "iretP" },
- /* d0 */
- { GRP2b_one },
- { GRP2S_one },
- { GRP2b_cl },
- { GRP2S_cl },
- { "aam", sIb },
- { "aad", sIb },
- { "(bad)" },
- { "xlat", DSBX },
- /* d8 */
- { FLOAT },
- { FLOAT },
- { FLOAT },
- { FLOAT },
- { FLOAT },
- { FLOAT },
- { FLOAT },
- { FLOAT },
- /* e0 */
- { "loopne", Jb },
- { "loope", Jb },
- { "loop", Jb },
- { "jEcxz", Jb },
- { "inB", AL, Ib },
- { "inS", eAX, Ib },
- { "outB", Ib, AL },
- { "outS", Ib, eAX },
- /* e8 */
- { "callP", Av },
- { "jmpP", Jv },
- { "ljmpP", Ap },
- { "jmp", Jb },
- { "inB", AL, indirDX },
- { "inS", eAX, indirDX },
- { "outB", indirDX, AL },
- { "outS", indirDX, eAX },
- /* f0 */
- { "(bad)" }, /* lock prefix */
- { "(bad)" },
- { "(bad)" }, /* repne */
- { "(bad)" }, /* repz */
- { "hlt" },
- { "cmc" },
- { GRP3b },
- { GRP3S },
- /* f8 */
- { "clc" },
- { "stc" },
- { "cli" },
- { "sti" },
- { "cld" },
- { "std" },
- { GRP4 },
- { GRP5 },
-};
-
-static struct dis386 dis386_intel[] = {
+static const struct dis386 dis386[] = {
/* 00 */
- { "addB", Eb, Gb },
- { "addS", Ev, Gv },
- { "addB", Gb, Eb },
- { "addS", Gv, Ev },
- { "addB", AL, Ib },
- { "addS", eAX, Iv },
- { "pushP", es },
- { "popP", es },
+ { "addB", Eb, Gb, XX },
+ { "addS", Ev, Gv, XX },
+ { "addB", Gb, Eb, XX },
+ { "addS", Gv, Ev, XX },
+ { "addB", AL, Ib, XX },
+ { "addS", eAX, Iv, XX },
+ { "push{T|}", es, XX, XX },
+ { "pop{T|}", es, XX, XX },
/* 08 */
- { "orB", Eb, Gb },
- { "orS", Ev, Gv },
- { "orB", Gb, Eb },
- { "orS", Gv, Ev },
- { "orB", AL, Ib },
- { "orS", eAX, Iv },
- { "pushP", cs },
- { "(bad)" }, /* 0x0f extended opcode escape */
+ { "orB", Eb, Gb, XX },
+ { "orS", Ev, Gv, XX },
+ { "orB", Gb, Eb, XX },
+ { "orS", Gv, Ev, XX },
+ { "orB", AL, Ib, XX },
+ { "orS", eAX, Iv, XX },
+ { "push{T|}", cs, XX, XX },
+ { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */
/* 10 */
- { "adcB", Eb, Gb },
- { "adcS", Ev, Gv },
- { "adcB", Gb, Eb },
- { "adcS", Gv, Ev },
- { "adcB", AL, Ib },
- { "adcS", eAX, Iv },
- { "pushP", ss },
- { "popP", ss },
+ { "adcB", Eb, Gb, XX },
+ { "adcS", Ev, Gv, XX },
+ { "adcB", Gb, Eb, XX },
+ { "adcS", Gv, Ev, XX },
+ { "adcB", AL, Ib, XX },
+ { "adcS", eAX, Iv, XX },
+ { "push{T|}", ss, XX, XX },
+ { "popT|}", ss, XX, XX },
/* 18 */
- { "sbbB", Eb, Gb },
- { "sbbS", Ev, Gv },
- { "sbbB", Gb, Eb },
- { "sbbS", Gv, Ev },
- { "sbbB", AL, Ib },
- { "sbbS", eAX, Iv },
- { "pushP", ds },
- { "popP", ds },
+ { "sbbB", Eb, Gb, XX },
+ { "sbbS", Ev, Gv, XX },
+ { "sbbB", Gb, Eb, XX },
+ { "sbbS", Gv, Ev, XX },
+ { "sbbB", AL, Ib, XX },
+ { "sbbS", eAX, Iv, XX },
+ { "push{T|}", ds, XX, XX },
+ { "pop{T|}", ds, XX, XX },
/* 20 */
- { "andB", Eb, Gb },
- { "andS", Ev, Gv },
- { "andB", Gb, Eb },
- { "andS", Gv, Ev },
- { "andB", AL, Ib },
- { "andS", eAX, Iv },
- { "(bad)" }, /* SEG ES prefix */
- { "daa" },
+ { "andB", Eb, Gb, XX },
+ { "andS", Ev, Gv, XX },
+ { "andB", Gb, Eb, XX },
+ { "andS", Gv, Ev, XX },
+ { "andB", AL, Ib, XX },
+ { "andS", eAX, Iv, XX },
+ { "(bad)", XX, XX, XX }, /* SEG ES prefix */
+ { "daa{|}", XX, XX, XX },
/* 28 */
- { "subB", Eb, Gb },
- { "subS", Ev, Gv },
- { "subB", Gb, Eb },
- { "subS", Gv, Ev },
- { "subB", AL, Ib },
- { "subS", eAX, Iv },
- { "(bad)" }, /* SEG CS prefix */
- { "das" },
+ { "subB", Eb, Gb, XX },
+ { "subS", Ev, Gv, XX },
+ { "subB", Gb, Eb, XX },
+ { "subS", Gv, Ev, XX },
+ { "subB", AL, Ib, XX },
+ { "subS", eAX, Iv, XX },
+ { "(bad)", XX, XX, XX }, /* SEG CS prefix */
+ { "das{|}", XX, XX, XX },
/* 30 */
- { "xorB", Eb, Gb },
- { "xorS", Ev, Gv },
- { "xorB", Gb, Eb },
- { "xorS", Gv, Ev },
- { "xorB", AL, Ib },
- { "xorS", eAX, Iv },
- { "(bad)" }, /* SEG SS prefix */
- { "aaa" },
+ { "xorB", Eb, Gb, XX },
+ { "xorS", Ev, Gv, XX },
+ { "xorB", Gb, Eb, XX },
+ { "xorS", Gv, Ev, XX },
+ { "xorB", AL, Ib, XX },
+ { "xorS", eAX, Iv, XX },
+ { "(bad)", XX, XX, XX }, /* SEG SS prefix */
+ { "aaa{|}", XX, XX, XX },
/* 38 */
- { "cmpB", Eb, Gb },
- { "cmpS", Ev, Gv },
- { "cmpB", Gb, Eb },
- { "cmpS", Gv, Ev },
- { "cmpB", AL, Ib },
- { "cmpS", eAX, Iv },
- { "(bad)" }, /* SEG DS prefix */
- { "aas" },
+ { "cmpB", Eb, Gb, XX },
+ { "cmpS", Ev, Gv, XX },
+ { "cmpB", Gb, Eb, XX },
+ { "cmpS", Gv, Ev, XX },
+ { "cmpB", AL, Ib, XX },
+ { "cmpS", eAX, Iv, XX },
+ { "(bad)", XX, XX, XX }, /* SEG DS prefix */
+ { "aas{|}", XX, XX, XX },
/* 40 */
- { "incS", eAX },
- { "incS", eCX },
- { "incS", eDX },
- { "incS", eBX },
- { "incS", eSP },
- { "incS", eBP },
- { "incS", eSI },
- { "incS", eDI },
+ { "inc{S|}", RMeAX, XX, XX },
+ { "inc{S|}", RMeCX, XX, XX },
+ { "inc{S|}", RMeDX, XX, XX },
+ { "inc{S|}", RMeBX, XX, XX },
+ { "inc{S|}", RMeSP, XX, XX },
+ { "inc{S|}", RMeBP, XX, XX },
+ { "inc{S|}", RMeSI, XX, XX },
+ { "inc{S|}", RMeDI, XX, XX },
/* 48 */
- { "decS", eAX },
- { "decS", eCX },
- { "decS", eDX },
- { "decS", eBX },
- { "decS", eSP },
- { "decS", eBP },
- { "decS", eSI },
- { "decS", eDI },
+ { "dec{S|}", RMeAX, XX, XX },
+ { "dec{S|}", RMeCX, XX, XX },
+ { "dec{S|}", RMeDX, XX, XX },
+ { "dec{S|}", RMeBX, XX, XX },
+ { "dec{S|}", RMeSP, XX, XX },
+ { "dec{S|}", RMeBP, XX, XX },
+ { "dec{S|}", RMeSI, XX, XX },
+ { "dec{S|}", RMeDI, XX, XX },
/* 50 */
- { "pushS", eAX },
- { "pushS", eCX },
- { "pushS", eDX },
- { "pushS", eBX },
- { "pushS", eSP },
- { "pushS", eBP },
- { "pushS", eSI },
- { "pushS", eDI },
+ { "pushS", RMrAX, XX, XX },
+ { "pushS", RMrCX, XX, XX },
+ { "pushS", RMrDX, XX, XX },
+ { "pushS", RMrBX, XX, XX },
+ { "pushS", RMrSP, XX, XX },
+ { "pushS", RMrBP, XX, XX },
+ { "pushS", RMrSI, XX, XX },
+ { "pushS", RMrDI, XX, XX },
/* 58 */
- { "popS", eAX },
- { "popS", eCX },
- { "popS", eDX },
- { "popS", eBX },
- { "popS", eSP },
- { "popS", eBP },
- { "popS", eSI },
- { "popS", eDI },
+ { "popS", RMrAX, XX, XX },
+ { "popS", RMrCX, XX, XX },
+ { "popS", RMrDX, XX, XX },
+ { "popS", RMrBX, XX, XX },
+ { "popS", RMrSP, XX, XX },
+ { "popS", RMrBP, XX, XX },
+ { "popS", RMrSI, XX, XX },
+ { "popS", RMrDI, XX, XX },
/* 60 */
- { "pushaP" },
- { "popaP" },
- { "boundS", Gv, Ma },
- { "arpl", Ew, Gw },
- { "(bad)" }, /* seg fs */
- { "(bad)" }, /* seg gs */
- { "(bad)" }, /* op size prefix */
- { "(bad)" }, /* adr size prefix */
+ { "pusha{P|}", XX, XX, XX },
+ { "popa{P|}", XX, XX, XX },
+ { "bound{S|}", Gv, Ma, XX },
+ { X86_64_0 },
+ { "(bad)", XX, XX, XX }, /* seg fs */
+ { "(bad)", XX, XX, XX }, /* seg gs */
+ { "(bad)", XX, XX, XX }, /* op size prefix */
+ { "(bad)", XX, XX, XX }, /* adr size prefix */
/* 68 */
- { "pushP", Iv }, /* 386 book wrong */
- { "imulS", Gv, Ev, Iv },
- { "pushP", sIb }, /* push of byte really pushes 2 or 4 bytes */
- { "imulS", Gv, Ev, sIb },
- { "insb", Yb, indirDX },
- { "insR", Yv, indirDX },
- { "outsb", indirDX, Xb },
- { "outsR", indirDX, Xv },
+ { "pushT", Iq, XX, XX },
+ { "imulS", Gv, Ev, Iv },
+ { "pushT", sIb, XX, XX },
+ { "imulS", Gv, Ev, sIb },
+ { "ins{b||b|}", Yb, indirDX, XX },
+ { "ins{R||R|}", Yv, indirDX, XX },
+ { "outs{b||b|}", indirDX, Xb, XX },
+ { "outs{R||R|}", indirDX, Xv, XX },
/* 70 */
- { "jo", Jb },
- { "jno", Jb },
- { "jb", Jb },
- { "jae", Jb },
- { "je", Jb },
- { "jne", Jb },
- { "jbe", Jb },
- { "ja", Jb },
+ { "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 */
- { "js", Jb },
- { "jns", Jb },
- { "jp", Jb },
- { "jnp", Jb },
- { "jl", Jb },
- { "jge", Jb },
- { "jle", Jb },
- { "jg", Jb },
+ { "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)" },
+ { "(bad)", XX, XX, XX },
{ GRP1Ss },
- { "testB", Eb, Gb },
- { "testS", Ev, Gv },
- { "xchgB", Eb, Gb },
- { "xchgS", Ev, Gv },
+ { "testB", Eb, Gb, XX },
+ { "testS", Ev, Gv, XX },
+ { "xchgB", Eb, Gb, XX },
+ { "xchgS", Ev, Gv, XX },
/* 88 */
- { "movB", Eb, Gb },
- { "movS", Ev, Gv },
- { "movB", Gb, Eb },
- { "movS", Gv, Ev },
- { "movQ", Ev, Sw },
- { "leaS", Gv, M },
- { "movQ", Sw, Ev },
- { "popQ", Ev },
+ { "movB", Eb, Gb, XX },
+ { "movS", Ev, Gv, XX },
+ { "movB", Gb, Eb, XX },
+ { "movS", Gv, Ev, XX },
+ { "movQ", Ev, Sw, XX },
+ { "leaS", Gv, M, XX },
+ { "movQ", Sw, Ev, XX },
+ { "popU", Ev, XX, XX },
/* 90 */
- { "nop" },
- { "xchgS", eCX, eAX },
- { "xchgS", eDX, eAX },
- { "xchgS", eBX, eAX },
- { "xchgS", eSP, eAX },
- { "xchgS", eBP, eAX },
- { "xchgS", eSI, eAX },
- { "xchgS", eDI, eAX },
+ { "nop", NOP_Fixup, 0, XX, XX },
+ { "xchgS", RMeCX, eAX, XX },
+ { "xchgS", RMeDX, eAX, XX },
+ { "xchgS", RMeBX, eAX, XX },
+ { "xchgS", RMeSP, eAX, XX },
+ { "xchgS", RMeBP, eAX, XX },
+ { "xchgS", RMeSI, eAX, XX },
+ { "xchgS", RMeDI, eAX, XX },
/* 98 */
- { "cWtR" },
- { "cRtd" },
- { "lcallP", Ap },
- { "(bad)" }, /* fwait */
- { "pushfP" },
- { "popfP" },
- { "sahf" },
- { "lahf" },
+ { "cW{tR||tR|}", XX, XX, XX },
+ { "cR{tO||tO|}", XX, XX, XX },
+ { "Jcall{T|}", Ap, XX, XX },
+ { "(bad)", XX, XX, XX }, /* fwait */
+ { "pushfT", XX, XX, XX },
+ { "popfT", XX, XX, XX },
+ { "sahf{|}", XX, XX, XX },
+ { "lahf{|}", XX, XX, XX },
/* a0 */
- { "movB", AL, Ob },
- { "movS", eAX, Ov },
- { "movB", Ob, AL },
- { "movS", Ov, eAX },
- { "movsb", Yb, Xb },
- { "movsR", Yv, Xv },
- { "cmpsb", Xb, Yb },
- { "cmpsR", Xv, Yv },
+ { "movB", AL, Ob64, XX },
+ { "movS", eAX, Ov64, XX },
+ { "movB", Ob64, AL, XX },
+ { "movS", Ov64, eAX, XX },
+ { "movs{b||b|}", Yb, Xb, XX },
+ { "movs{R||R|}", Yv, Xv, XX },
+ { "cmps{b||b|}", Xb, Yb, XX },
+ { "cmps{R||R|}", Xv, Yv, XX },
/* a8 */
- { "testB", AL, Ib },
- { "testS", eAX, Iv },
- { "stosB", Yb, AL },
- { "stosS", Yv, eAX },
- { "lodsB", AL, Xb },
- { "lodsS", eAX, Xv },
- { "scasB", AL, Yb },
- { "scasS", eAX, Yv },
+ { "testB", AL, Ib, XX },
+ { "testS", eAX, Iv, XX },
+ { "stosB", Yb, AL, XX },
+ { "stosS", Yv, eAX, XX },
+ { "lodsB", AL, Xb, XX },
+ { "lodsS", eAX, Xv, XX },
+ { "scasB", AL, Yb, XX },
+ { "scasS", eAX, Yv, XX },
/* b0 */
- { "movB", AL, Ib },
- { "movB", CL, Ib },
- { "movB", DL, Ib },
- { "movB", BL, Ib },
- { "movB", AH, Ib },
- { "movB", CH, Ib },
- { "movB", DH, Ib },
- { "movB", BH, Ib },
+ { "movB", RMAL, Ib, XX },
+ { "movB", RMCL, Ib, XX },
+ { "movB", RMDL, Ib, XX },
+ { "movB", RMBL, Ib, XX },
+ { "movB", RMAH, Ib, XX },
+ { "movB", RMCH, Ib, XX },
+ { "movB", RMDH, Ib, XX },
+ { "movB", RMBH, Ib, XX },
/* b8 */
- { "movS", eAX, Iv },
- { "movS", eCX, Iv },
- { "movS", eDX, Iv },
- { "movS", eBX, Iv },
- { "movS", eSP, Iv },
- { "movS", eBP, Iv },
- { "movS", eSI, Iv },
- { "movS", eDI, Iv },
+ { "movS", RMeAX, Iv64, XX },
+ { "movS", RMeCX, Iv64, XX },
+ { "movS", RMeDX, Iv64, XX },
+ { "movS", RMeBX, Iv64, XX },
+ { "movS", RMeSP, Iv64, XX },
+ { "movS", RMeBP, Iv64, XX },
+ { "movS", RMeSI, Iv64, XX },
+ { "movS", RMeDI, Iv64, XX },
/* c0 */
{ GRP2b },
{ GRP2S },
- { "retP", Iw },
- { "retP" },
- { "lesS", Gv, Mp },
- { "ldsS", Gv, Mp },
- { "movA", Eb, Ib },
- { "movQ", Ev, Iv },
+ { "retT", Iw, XX, XX },
+ { "retT", XX, XX, XX },
+ { "les{S|}", Gv, Mp, XX },
+ { "ldsS", Gv, Mp, XX },
+ { "movA", Eb, Ib, XX },
+ { "movQ", Ev, Iv, XX },
/* c8 */
- { "enterP", Iw, Ib },
- { "leaveP" },
- { "lretP", Iw },
- { "lretP" },
- { "int3" },
- { "int", Ib },
- { "into" },
- { "iretP" },
+ { "enterT", Iw, Ib, XX },
+ { "leaveT", XX, XX, XX },
+ { "lretP", Iw, XX, XX },
+ { "lretP", XX, XX, XX },
+ { "int3", XX, XX, XX },
+ { "int", Ib, XX, XX },
+ { "into{|}", XX, XX, XX },
+ { "iretP", XX, XX, XX },
/* d0 */
{ GRP2b_one },
{ GRP2S_one },
{ GRP2b_cl },
{ GRP2S_cl },
- { "aam", sIb },
- { "aad", sIb },
- { "(bad)" },
- { "xlat", DSBX },
+ { "aam{|}", sIb, XX, XX },
+ { "aad{|}", sIb, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "xlat", DSBX, XX, XX },
/* d8 */
{ FLOAT },
{ FLOAT },
{ FLOAT },
{ FLOAT },
/* e0 */
- { "loopne", Jb },
- { "loope", Jb },
- { "loop", Jb },
- { "jEcxz", Jb },
- { "inB", AL, Ib },
- { "inS", eAX, Ib },
- { "outB", Ib, AL },
- { "outS", Ib, eAX },
+ { "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, XX },
+ { "inS", eAX, Ib, XX },
+ { "outB", Ib, AL, XX },
+ { "outS", Ib, eAX, XX },
/* e8 */
- { "callP", Av },
- { "jmpP", Jv },
- { "ljmpP", Ap },
- { "jmp", Jb },
- { "inB", AL, indirDX },
- { "inS", eAX, indirDX },
- { "outB", indirDX, AL },
- { "outS", indirDX, eAX },
+ { "callT", Jv, XX, XX },
+ { "jmpT", Jv, XX, XX },
+ { "Jjmp{T|}", Ap, XX, XX },
+ { "jmp", Jb, XX, XX },
+ { "inB", AL, indirDX, XX },
+ { "inS", eAX, indirDX, XX },
+ { "outB", indirDX, AL, XX },
+ { "outS", indirDX, eAX, XX },
/* f0 */
- { "(bad)" }, /* lock prefix */
- { "(bad)" },
- { "(bad)" }, /* repne */
- { "(bad)" }, /* repz */
- { "hlt" },
- { "cmc" },
+ { "(bad)", XX, XX, XX }, /* lock prefix */
+ { "icebp", XX, XX, XX },
+ { "(bad)", XX, XX, XX }, /* repne */
+ { "(bad)", XX, XX, XX }, /* repz */
+ { "hlt", XX, XX, XX },
+ { "cmc", XX, XX, XX },
{ GRP3b },
{ GRP3S },
/* f8 */
- { "clc" },
- { "stc" },
- { "cli" },
- { "sti" },
- { "cld" },
- { "std" },
+ { "clc", XX, XX, XX },
+ { "stc", XX, XX, XX },
+ { "cli", XX, XX, XX },
+ { "sti", XX, XX, XX },
+ { "cld", XX, XX, XX },
+ { "std", XX, XX, XX },
{ GRP4 },
{ GRP5 },
};
-static struct dis386 dis386_twobyte_att[] = {
+static const struct dis386 dis386_twobyte[] = {
/* 00 */
{ GRP6 },
{ GRP7 },
- { "larS", Gv, Ew },
- { "lslS", Gv, Ew },
- { "(bad)" },
- { "(bad)" },
- { "clts" },
- { "(bad)" },
+ { "larS", Gv, Ew, XX },
+ { "lslS", Gv, Ew, XX },
+ { "(bad)", XX, XX, XX },
+ { "syscall", XX, XX, XX },
+ { "clts", XX, XX, XX },
+ { "sysretP", XX, XX, XX },
/* 08 */
- { "invd" },
- { "wbinvd" },
- { "(bad)" },
- { "ud2a" },
- { "(bad)" },
- { GRP14 },
- { "femms" },
- { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */
+ { "invd", XX, XX, XX },
+ { "wbinvd", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "ud2a", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { GRPAMD },
+ { "femms", XX, XX, XX },
+ { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix. */
/* 10 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
+ { PREGRP8 },
+ { PREGRP9 },
+ { PREGRP30 },
+ { "movlpX", EX, XM, SIMD_Fixup, 'h' },
+ { "unpcklpX", XM, EX, XX },
+ { "unpckhpX", XM, EX, XX },
+ { PREGRP31 },
+ { "movhpX", EX, XM, SIMD_Fixup, 'l' },
/* 18 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- /* 20 */
- /* these are all backward in appendix A of the intel book */
- { "movL", Rd, Cd },
- { "movL", Rd, Dd },
- { "movL", Cd, Rd },
- { "movL", Dd, Rd },
- { "movL", Rd, Td },
- { "(bad)" },
- { "movL", Td, Rd },
- { "(bad)" },
- /* 28 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- /* 30 */
- { "wrmsr" }, { "rdtsc" }, { "rdmsr" }, { "rdpmc" },
- { "sysenter" }, { "sysexit" }, { "(bad)" }, { "(bad)" },
- /* 38 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- /* 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 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- /* 58 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- /* 60 */
- { "punpcklbw", MX, EM },
- { "punpcklwd", MX, EM },
- { "punpckldq", MX, EM },
- { "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 },
- { "(bad)" }, { "(bad)" },
- { "movd", MX, Ev },
- { "movq", MX, EM },
- /* 70 */
- { "(bad)" },
- { GRP10 },
- { GRP11 },
- { GRP12 },
- { "pcmpeqb", MX, EM },
- { "pcmpeqw", MX, EM },
- { "pcmpeqd", MX, EM },
- { "emms" },
- /* 78 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" },
- { "movd", Ev, MX },
- { "movq", EM, MX },
- /* 80 */
- { "jo", Jv },
- { "jno", Jv },
- { "jb", Jv },
- { "jae", Jv },
- { "je", Jv },
- { "jne", Jv },
- { "jbe", Jv },
- { "ja", Jv },
- /* 88 */
- { "js", Jv },
- { "jns", Jv },
- { "jp", Jv },
- { "jnp", Jv },
- { "jl", Jv },
- { "jge", Jv },
- { "jle", Jv },
- { "jg", Jv },
- /* 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 */
- { "pushP", fs },
- { "popP", fs },
- { "cpuid" },
- { "btS", Ev, Gv },
- { "shldS", Ev, Gv, Ib },
- { "shldS", Ev, Gv, CL },
- { "(bad)" },
- { "(bad)" },
- /* a8 */
- { "pushP", gs },
- { "popP", gs },
- { "rsm" },
- { "btsS", Ev, Gv },
- { "shrdS", Ev, Gv, Ib },
- { "shrdS", Ev, Gv, CL },
- { GRP13 },
- { "imulS", Gv, Ev },
- /* b0 */
- { "cmpxchgB", Eb, Gb },
- { "cmpxchgS", Ev, Gv },
- { "lssS", Gv, Mp }, /* 386 lists only Mp */
- { "btrS", Ev, Gv },
- { "lfsS", Gv, Mp }, /* 386 lists only Mp */
- { "lgsS", Gv, Mp }, /* 386 lists only Mp */
- { "movzbR", Gv, Eb },
- { "movzwR", Gv, Ew }, /* yes, there really is movzww ! */
- /* b8 */
- { "(bad)" },
- { "ud2b" },
- { GRP8 },
- { "btcS", Ev, Gv },
- { "bsfS", Gv, Ev },
- { "bsrS", Gv, Ev },
- { "movsbR", Gv, Eb },
- { "movswR", Gv, Ew }, /* yes, there really is movsww ! */
- /* c0 */
- { "xaddB", Eb, Gb },
- { "xaddS", Ev, Gv },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { GRP9 },
- /* c8 */
- { "bswap", eAX }, /* bswap doesn't support 16 bit regs */
- { "bswap", eCX },
- { "bswap", eDX },
- { "bswap", eBX },
- { "bswap", eSP },
- { "bswap", eBP },
- { "bswap", eSI },
- { "bswap", eDI },
- /* d0 */
- { "(bad)" },
- { "psrlw", MX, EM },
- { "psrld", MX, EM },
- { "psrlq", MX, EM },
- { "(bad)" },
- { "pmullw", MX, EM },
- { "(bad)" }, { "(bad)" },
- /* d8 */
- { "psubusb", MX, EM },
- { "psubusw", MX, EM },
- { "(bad)" },
- { "pand", MX, EM },
- { "paddusb", MX, EM },
- { "paddusw", MX, EM },
- { "(bad)" },
- { "pandn", MX, EM },
- /* e0 */
- { "(bad)" },
- { "psraw", MX, EM },
- { "psrad", MX, EM },
- { "(bad)" },
- { "(bad)" },
- { "pmulhw", MX, EM },
- { "(bad)" }, { "(bad)" },
- /* e8 */
- { "psubsb", MX, EM },
- { "psubsw", MX, EM },
- { "(bad)" },
- { "por", MX, EM },
- { "paddsb", MX, EM },
- { "paddsw", MX, EM },
- { "(bad)" },
- { "pxor", MX, EM },
- /* f0 */
- { "(bad)" },
- { "psllw", MX, EM },
- { "pslld", MX, EM },
- { "psllq", MX, EM },
- { "(bad)" },
- { "pmaddwd", MX, EM },
- { "(bad)" }, { "(bad)" },
- /* f8 */
- { "psubb", MX, EM },
- { "psubw", MX, EM },
- { "psubd", MX, EM },
- { "(bad)" },
- { "paddb", MX, EM },
- { "paddw", MX, EM },
- { "paddd", MX, EM },
- { "(bad)" }
-};
-
-static struct dis386 dis386_twobyte_intel[] = {
- /* 00 */
- { GRP6 },
- { GRP7 },
- { "larS", Gv, Ew },
- { "lslS", Gv, Ew },
- { "(bad)" },
- { "(bad)" },
- { "clts" },
- { "(bad)" },
- /* 08 */
- { "invd" },
- { "wbinvd" },
- { "(bad)" },
- { "ud2a" },
- { "(bad)" },
{ GRP14 },
- { "femms" },
- { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */
- /* 10 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- /* 18 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
/* 20 */
- /* these are all backward in appendix A of the intel book */
- { "movL", Rd, Cd },
- { "movL", Rd, Dd },
- { "movL", Cd, Rd },
- { "movL", Dd, Rd },
- { "movL", Rd, Td },
- { "(bad)" },
- { "movL", Td, Rd },
- { "(bad)" },
+ { "movL", Rm, Cm, XX },
+ { "movL", Rm, Dm, XX },
+ { "movL", Cm, Rm, XX },
+ { "movL", Dm, Rm, XX },
+ { "movL", Rd, Td, XX },
+ { "(bad)", XX, XX, XX },
+ { "movL", Td, Rd, XX },
+ { "(bad)", XX, XX, XX },
/* 28 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
+ { "movapX", XM, EX, XX },
+ { "movapX", EX, XM, XX },
+ { PREGRP2 },
+ { "movntpX", Ev, XM, XX },
+ { PREGRP4 },
+ { PREGRP3 },
+ { "ucomisX", XM,EX, XX },
+ { "comisX", XM,EX, XX },
/* 30 */
- { "wrmsr" }, { "rdtsc" }, { "rdmsr" }, { "rdpmc" },
- { "sysenter" }, { "sysexit" }, { "(bad)" }, { "(bad)" },
+ { "wrmsr", XX, XX, XX },
+ { "rdtsc", XX, XX, XX },
+ { "rdmsr", XX, XX, XX },
+ { "rdpmc", XX, XX, XX },
+ { "sysenter", XX, XX, XX },
+ { "sysexit", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
/* 38 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, 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 },
+ { "cmovo", Gv, Ev, XX },
+ { "cmovno", Gv, Ev, XX },
+ { "cmovb", Gv, Ev, XX },
+ { "cmovae", Gv, Ev, XX },
+ { "cmove", Gv, Ev, XX },
+ { "cmovne", Gv, Ev, XX },
+ { "cmovbe", Gv, Ev, XX },
+ { "cmova", Gv, Ev, XX },
/* 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 },
+ { "cmovs", Gv, Ev, XX },
+ { "cmovns", Gv, Ev, XX },
+ { "cmovp", Gv, Ev, XX },
+ { "cmovnp", Gv, Ev, XX },
+ { "cmovl", Gv, Ev, XX },
+ { "cmovge", Gv, Ev, XX },
+ { "cmovle", Gv, Ev, XX },
+ { "cmovg", Gv, Ev, XX },
/* 50 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
+ { "movmskpX", Gdq, XS, XX },
+ { PREGRP13 },
+ { PREGRP12 },
+ { PREGRP11 },
+ { "andpX", XM, EX, XX },
+ { "andnpX", XM, EX, XX },
+ { "orpX", XM, EX, XX },
+ { "xorpX", XM, EX, XX },
/* 58 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
+ { PREGRP0 },
+ { PREGRP10 },
+ { PREGRP17 },
+ { PREGRP16 },
+ { PREGRP14 },
+ { PREGRP7 },
+ { PREGRP5 },
+ { PREGRP6 },
/* 60 */
- { "punpcklbw", MX, EM },
- { "punpcklwd", MX, EM },
- { "punpckldq", MX, EM },
- { "packsswb", MX, EM },
- { "pcmpgtb", MX, EM },
- { "pcmpgtw", MX, EM },
- { "pcmpgtd", MX, EM },
- { "packuswb", MX, EM },
+ { "punpcklbw", MX, EM, XX },
+ { "punpcklwd", MX, EM, XX },
+ { "punpckldq", MX, EM, XX },
+ { "packsswb", MX, EM, XX },
+ { "pcmpgtb", MX, EM, XX },
+ { "pcmpgtw", MX, EM, XX },
+ { "pcmpgtd", MX, EM, XX },
+ { "packuswb", MX, EM, XX },
/* 68 */
- { "punpckhbw", MX, EM },
- { "punpckhwd", MX, EM },
- { "punpckhdq", MX, EM },
- { "packssdw", MX, EM },
- { "(bad)" }, { "(bad)" },
- { "movd", MX, Ev },
- { "movq", MX, EM },
+ { "punpckhbw", MX, EM, XX },
+ { "punpckhwd", MX, EM, XX },
+ { "punpckhdq", MX, EM, XX },
+ { "packssdw", MX, EM, XX },
+ { PREGRP26 },
+ { PREGRP24 },
+ { "movd", MX, Edq, XX },
+ { PREGRP19 },
/* 70 */
- { "(bad)" },
+ { PREGRP22 },
{ GRP10 },
{ GRP11 },
{ GRP12 },
- { "pcmpeqb", MX, EM },
- { "pcmpeqw", MX, EM },
- { "pcmpeqd", MX, EM },
- { "emms" },
+ { "pcmpeqb", MX, EM, XX },
+ { "pcmpeqw", MX, EM, XX },
+ { "pcmpeqd", MX, EM, XX },
+ { "emms", XX, XX, XX },
/* 78 */
- { "(bad)" }, { "(bad)" }, { "(bad)" }, { "(bad)" },
- { "(bad)" }, { "(bad)" },
- { "movd", Ev, MX },
- { "movq", EM, MX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { PREGRP28 },
+ { PREGRP29 },
+ { PREGRP23 },
+ { PREGRP20 },
/* 80 */
- { "jo", Jv },
- { "jno", Jv },
- { "jb", Jv },
- { "jae", Jv },
- { "je", Jv },
- { "jne", Jv },
- { "jbe", Jv },
- { "ja", Jv },
+ { "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 */
- { "js", Jv },
- { "jns", Jv },
- { "jp", Jv },
- { "jnp", Jv },
- { "jl", Jv },
- { "jge", Jv },
- { "jle", Jv },
- { "jg", Jv },
+ { "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 },
+ { "seto", Eb, XX, XX },
+ { "setno", Eb, XX, XX },
+ { "setb", Eb, XX, XX },
+ { "setae", Eb, XX, XX },
+ { "sete", Eb, XX, XX },
+ { "setne", Eb, XX, XX },
+ { "setbe", Eb, XX, XX },
+ { "seta", Eb, XX, XX },
/* 98 */
- { "sets", Eb },
- { "setns", Eb },
- { "setp", Eb },
- { "setnp", Eb },
- { "setl", Eb },
- { "setge", Eb },
- { "setle", Eb },
- { "setg", Eb },
+ { "sets", Eb, XX, XX },
+ { "setns", Eb, XX, XX },
+ { "setp", Eb, XX, XX },
+ { "setnp", Eb, XX, XX },
+ { "setl", Eb, XX, XX },
+ { "setge", Eb, XX, XX },
+ { "setle", Eb, XX, XX },
+ { "setg", Eb, XX, XX },
/* a0 */
- { "pushP", fs },
- { "popP", fs },
- { "cpuid" },
- { "btS", Ev, Gv },
- { "shldS", Ev, Gv, Ib },
- { "shldS", Ev, Gv, CL },
- { "(bad)" },
- { "(bad)" },
+ { "pushT", fs, XX, XX },
+ { "popT", fs, XX, XX },
+ { "cpuid", XX, XX, XX },
+ { "btS", Ev, Gv, XX },
+ { "shldS", Ev, Gv, Ib },
+ { "shldS", Ev, Gv, CL },
+ { GRPPADLCK2 },
+ { GRPPADLCK1 },
/* a8 */
- { "pushP", gs },
- { "popP", gs },
- { "rsm" },
- { "btsS", Ev, Gv },
- { "shrdS", Ev, Gv, Ib },
- { "shrdS", Ev, Gv, CL },
+ { "pushT", gs, XX, XX },
+ { "popT", gs, XX, XX },
+ { "rsm", XX, XX, XX },
+ { "btsS", Ev, Gv, XX },
+ { "shrdS", Ev, Gv, Ib },
+ { "shrdS", Ev, Gv, CL },
{ GRP13 },
- { "imulS", Gv, Ev },
+ { "imulS", Gv, Ev, XX },
/* b0 */
- { "cmpxchgB", Eb, Gb },
- { "cmpxchgS", Ev, Gv },
- { "lssS", Gv, Mp }, /* 386 lists only Mp */
- { "btrS", Ev, Gv },
- { "lfsS", Gv, Mp }, /* 386 lists only Mp */
- { "lgsS", Gv, Mp }, /* 386 lists only Mp */
- { "movzx", Gv, Eb },
- { "movzx", Gv, Ew },
+ { "cmpxchgB", Eb, Gb, XX },
+ { "cmpxchgS", Ev, Gv, XX },
+ { "lssS", Gv, Mp, XX },
+ { "btrS", Ev, Gv, XX },
+ { "lfsS", Gv, Mp, XX },
+ { "lgsS", Gv, Mp, XX },
+ { "movz{bR|x|bR|x}", Gv, Eb, XX },
+ { "movz{wR|x|wR|x}", Gv, Ew, XX }, /* yes, there really is movzww ! */
/* b8 */
- { "(bad)" },
- { "ud2b" },
+ { "(bad)", XX, XX, XX },
+ { "ud2b", XX, XX, XX },
{ GRP8 },
- { "btcS", Ev, Gv },
- { "bsfS", Gv, Ev },
- { "bsrS", Gv, Ev },
- { "movsx", Gv, Eb },
- { "movsx", Gv, Ew },
+ { "btcS", Ev, Gv, XX },
+ { "bsfS", Gv, Ev, XX },
+ { "bsrS", Gv, Ev, XX },
+ { "movs{bR|x|bR|x}", Gv, Eb, XX },
+ { "movs{wR|x|wR|x}", Gv, Ew, XX }, /* yes, there really is movsww ! */
/* c0 */
- { "xaddB", Eb, Gb },
- { "xaddS", Ev, Gv },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
+ { "xaddB", Eb, Gb, XX },
+ { "xaddS", Ev, Gv, XX },
+ { PREGRP1 },
+ { "movntiS", Ev, Gv, XX },
+ { "pinsrw", MX, Edqw, Ib },
+ { "pextrw", Gdq, MS, Ib },
+ { "shufpX", XM, EX, Ib },
{ GRP9 },
/* c8 */
- { "bswap", eAX }, /* bswap doesn't support 16 bit regs */
- { "bswap", eCX },
- { "bswap", eDX },
- { "bswap", eBX },
- { "bswap", eSP },
- { "bswap", eBP },
- { "bswap", eSI },
- { "bswap", eDI },
+ { "bswap", RMeAX, XX, XX },
+ { "bswap", RMeCX, XX, XX },
+ { "bswap", RMeDX, XX, XX },
+ { "bswap", RMeBX, XX, XX },
+ { "bswap", RMeSP, XX, XX },
+ { "bswap", RMeBP, XX, XX },
+ { "bswap", RMeSI, XX, XX },
+ { "bswap", RMeDI, XX, XX },
/* d0 */
- { "(bad)" },
- { "psrlw", MX, EM },
- { "psrld", MX, EM },
- { "psrlq", MX, EM },
- { "(bad)" },
- { "pmullw", MX, EM },
- { "(bad)" }, { "(bad)" },
+ { PREGRP27 },
+ { "psrlw", MX, EM, XX },
+ { "psrld", MX, EM, XX },
+ { "psrlq", MX, EM, XX },
+ { "paddq", MX, EM, XX },
+ { "pmullw", MX, EM, XX },
+ { PREGRP21 },
+ { "pmovmskb", Gdq, MS, XX },
/* d8 */
- { "psubusb", MX, EM },
- { "psubusw", MX, EM },
- { "(bad)" },
- { "pand", MX, EM },
- { "paddusb", MX, EM },
- { "paddusw", MX, EM },
- { "(bad)" },
- { "pandn", MX, EM },
+ { "psubusb", MX, EM, XX },
+ { "psubusw", MX, EM, XX },
+ { "pminub", MX, EM, XX },
+ { "pand", MX, EM, XX },
+ { "paddusb", MX, EM, XX },
+ { "paddusw", MX, EM, XX },
+ { "pmaxub", MX, EM, XX },
+ { "pandn", MX, EM, XX },
/* e0 */
- { "(bad)" },
- { "psraw", MX, EM },
- { "psrad", MX, EM },
- { "(bad)" },
- { "(bad)" },
- { "pmulhw", MX, EM },
- { "(bad)" }, { "(bad)" },
+ { "pavgb", MX, EM, XX },
+ { "psraw", MX, EM, XX },
+ { "psrad", MX, EM, XX },
+ { "pavgw", MX, EM, XX },
+ { "pmulhuw", MX, EM, XX },
+ { "pmulhw", MX, EM, XX },
+ { PREGRP15 },
+ { PREGRP25 },
/* e8 */
- { "psubsb", MX, EM },
- { "psubsw", MX, EM },
- { "(bad)" },
- { "por", MX, EM },
- { "paddsb", MX, EM },
- { "paddsw", MX, EM },
- { "(bad)" },
- { "pxor", MX, EM },
+ { "psubsb", MX, EM, XX },
+ { "psubsw", MX, EM, XX },
+ { "pminsw", MX, EM, XX },
+ { "por", MX, EM, XX },
+ { "paddsb", MX, EM, XX },
+ { "paddsw", MX, EM, XX },
+ { "pmaxsw", MX, EM, XX },
+ { "pxor", MX, EM, XX },
/* f0 */
- { "(bad)" },
- { "psllw", MX, EM },
- { "pslld", MX, EM },
- { "psllq", MX, EM },
- { "(bad)" },
- { "pmaddwd", MX, EM },
- { "(bad)" }, { "(bad)" },
+ { PREGRP32 },
+ { "psllw", MX, EM, XX },
+ { "pslld", MX, EM, XX },
+ { "psllq", MX, EM, XX },
+ { "pmuludq", MX, EM, XX },
+ { "pmaddwd", MX, EM, XX },
+ { "psadbw", MX, EM, XX },
+ { PREGRP18 },
/* f8 */
- { "psubb", MX, EM },
- { "psubw", MX, EM },
- { "psubd", MX, EM },
- { "(bad)" },
- { "paddb", MX, EM },
- { "paddw", MX, EM },
- { "paddd", MX, EM },
- { "(bad)" }
+ { "psubb", MX, EM, XX },
+ { "psubw", MX, EM, XX },
+ { "psubd", MX, EM, XX },
+ { "psubq", MX, EM, XX },
+ { "paddb", MX, EM, XX },
+ { "paddw", MX, EM, XX },
+ { "paddd", MX, EM, XX },
+ { "(bad)", XX, XX, XX }
};
static const unsigned char onebyte_has_modrm[256] = {
- 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,
- 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,
- 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,
- 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0,
- 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1
+ /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
- /* 20 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* 2f */
+ /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */
/* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
/* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
- /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
- /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,1,1, /* 6f */
- /* 70 */ 0,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1, /* 7f */
+ /* 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 */ 1,1,1,1,1,1,1,0,0,0,0,0,1,1,1,1, /* 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 */ 1,1,1,1,1,1,1,1,0,0,1,1,1,1,1,1, /* bf */
/* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
- /* d0 */ 0,1,1,1,0,1,0,0,1,1,0,1,1,1,0,1, /* df */
- /* e0 */ 0,1,1,0,0,1,0,0,1,1,0,1,1,1,0,1, /* ef */
- /* f0 */ 0,1,1,1,0,1,0,0,1,1,1,0,1,1,1,0 /* ff */
+ /* 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 const unsigned char twobyte_uses_SSE_prefix[256] = {
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+ /* ------------------------------- */
+ /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
+ /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0, /* 2f */
+ /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
+ /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
+ /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */
+ /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1, /* 7f */
+ /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
+ /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
+ /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
+ /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
+ /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
};
static char obuf[100];
static int mod;
static int rm;
static int reg;
-static void oappend PARAMS ((char *s));
+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 **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_index16[] = {
+ "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx"
+};
-static char *names32[]={
- "%eax","%ecx","%edx","%ebx", "%esp","%ebp","%esi","%edi",
+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 char *names16[] = {
- "%ax","%cx","%dx","%bx","%sp","%bp","%si","%di",
+static const char *att_names8[] = {
+ "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh",
};
-static char *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 char *names_seg[] = {
- "%es","%cs","%ss","%ds","%fs","%gs","%?","%?",
+static const char *att_names_seg[] = {
+ "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?",
};
-static char *index16[] = {
- "%bx,%si","%bx,%di","%bp,%si","%bp,%di","%si","%di","%bp","%bx"
+static const char *att_index16[] = {
+ "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx"
};
-static struct dis386 grps[][8] = {
+static const struct dis386 grps[][8] = {
/* 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 }
+ { "addA", Eb, Ib, XX },
+ { "orA", Eb, Ib, XX },
+ { "adcA", Eb, Ib, XX },
+ { "sbbA", Eb, Ib, XX },
+ { "andA", Eb, Ib, XX },
+ { "subA", Eb, Ib, XX },
+ { "xorA", Eb, Ib, XX },
+ { "cmpA", Eb, Ib, XX }
},
/* 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 }
+ { "addQ", Ev, Iv, XX },
+ { "orQ", Ev, Iv, XX },
+ { "adcQ", Ev, Iv, XX },
+ { "sbbQ", Ev, Iv, XX },
+ { "andQ", Ev, Iv, XX },
+ { "subQ", Ev, Iv, XX },
+ { "xorQ", Ev, Iv, XX },
+ { "cmpQ", Ev, Iv, XX }
},
/* 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 }
+ { "addQ", Ev, sIb, XX },
+ { "orQ", Ev, sIb, XX },
+ { "adcQ", Ev, sIb, XX },
+ { "sbbQ", Ev, sIb, XX },
+ { "andQ", Ev, sIb, XX },
+ { "subQ", Ev, sIb, XX },
+ { "xorQ", Ev, sIb, XX },
+ { "cmpQ", Ev, sIb, XX }
},
/* GRP2b */
{
- { "rolA", Eb, Ib },
- { "rorA", Eb, Ib },
- { "rclA", Eb, Ib },
- { "rcrA", Eb, Ib },
- { "shlA", Eb, Ib },
- { "shrA", Eb, Ib },
- { "(bad)" },
- { "sarA", Eb, Ib },
+ { "rolA", Eb, Ib, XX },
+ { "rorA", Eb, Ib, XX },
+ { "rclA", Eb, Ib, XX },
+ { "rcrA", Eb, Ib, XX },
+ { "shlA", Eb, Ib, XX },
+ { "shrA", Eb, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "sarA", Eb, Ib, XX },
},
/* GRP2S */
{
- { "rolQ", Ev, Ib },
- { "rorQ", Ev, Ib },
- { "rclQ", Ev, Ib },
- { "rcrQ", Ev, Ib },
- { "shlQ", Ev, Ib },
- { "shrQ", Ev, Ib },
- { "(bad)" },
- { "sarQ", Ev, Ib },
+ { "rolQ", Ev, Ib, XX },
+ { "rorQ", Ev, Ib, XX },
+ { "rclQ", Ev, Ib, XX },
+ { "rcrQ", Ev, Ib, XX },
+ { "shlQ", Ev, Ib, XX },
+ { "shrQ", Ev, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "sarQ", Ev, Ib, XX },
},
/* GRP2b_one */
{
- { "rolA", Eb },
- { "rorA", Eb },
- { "rclA", Eb },
- { "rcrA", Eb },
- { "shlA", Eb },
- { "shrA", Eb },
- { "(bad)" },
- { "sarA", Eb },
+ { "rolA", Eb, I1, XX },
+ { "rorA", Eb, I1, XX },
+ { "rclA", Eb, I1, XX },
+ { "rcrA", Eb, I1, XX },
+ { "shlA", Eb, I1, XX },
+ { "shrA", Eb, I1, XX },
+ { "(bad)", XX, XX, XX },
+ { "sarA", Eb, I1, XX },
},
/* GRP2S_one */
{
- { "rolQ", Ev },
- { "rorQ", Ev },
- { "rclQ", Ev },
- { "rcrQ", Ev },
- { "shlQ", Ev },
- { "shrQ", Ev },
- { "(bad)" },
- { "sarQ", Ev },
+ { "rolQ", Ev, I1, XX },
+ { "rorQ", Ev, I1, XX },
+ { "rclQ", Ev, I1, XX },
+ { "rcrQ", Ev, I1, XX },
+ { "shlQ", Ev, I1, XX },
+ { "shrQ", Ev, I1, XX },
+ { "(bad)", XX, XX, XX},
+ { "sarQ", Ev, I1, XX },
},
/* GRP2b_cl */
{
- { "rolA", Eb, CL },
- { "rorA", Eb, CL },
- { "rclA", Eb, CL },
- { "rcrA", Eb, CL },
- { "shlA", Eb, CL },
- { "shrA", Eb, CL },
- { "(bad)" },
- { "sarA", Eb, CL },
+ { "rolA", Eb, CL, XX },
+ { "rorA", Eb, CL, XX },
+ { "rclA", Eb, CL, XX },
+ { "rcrA", Eb, CL, XX },
+ { "shlA", Eb, CL, XX },
+ { "shrA", Eb, CL, XX },
+ { "(bad)", XX, XX, XX },
+ { "sarA", Eb, CL, XX },
},
/* GRP2S_cl */
{
- { "rolQ", Ev, CL },
- { "rorQ", Ev, CL },
- { "rclQ", Ev, CL },
- { "rcrQ", Ev, CL },
- { "shlQ", Ev, CL },
- { "shrQ", Ev, CL },
- { "(bad)" },
- { "sarQ", Ev, CL }
+ { "rolQ", Ev, CL, XX },
+ { "rorQ", Ev, CL, XX },
+ { "rclQ", Ev, CL, XX },
+ { "rcrQ", Ev, CL, XX },
+ { "shlQ", Ev, CL, XX },
+ { "shrQ", Ev, CL, XX },
+ { "(bad)", XX, XX, XX },
+ { "sarQ", Ev, CL, XX }
},
/* GRP3b */
{
- { "testA", Eb, Ib },
- { "(bad)", Eb },
- { "notA", Eb },
- { "negA", Eb },
- { "mulB", AL, Eb },
- { "imulB", AL, Eb },
- { "divB", AL, Eb },
- { "idivB", AL, Eb }
+ { "testA", Eb, Ib, XX },
+ { "(bad)", Eb, XX, XX },
+ { "notA", Eb, XX, XX },
+ { "negA", Eb, XX, XX },
+ { "mulA", Eb, XX, XX }, /* Don't print the implicit %al register, */
+ { "imulA", Eb, XX, XX }, /* to distinguish these opcodes from other */
+ { "divA", Eb, XX, XX }, /* mul/imul opcodes. Do the same for div */
+ { "idivA", Eb, XX, XX } /* and idiv for consistency. */
},
/* GRP3S */
{
- { "testQ", Ev, Iv },
- { "(bad)" },
- { "notQ", Ev },
- { "negQ", Ev },
- { "mulS", eAX, Ev },
- { "imulS", eAX, Ev },
- { "divS", eAX, Ev },
- { "idivS", eAX, Ev },
+ { "testQ", Ev, Iv, XX },
+ { "(bad)", XX, XX, XX },
+ { "notQ", Ev, XX, XX },
+ { "negQ", Ev, XX, XX },
+ { "mulQ", Ev, XX, XX }, /* Don't print the implicit register. */
+ { "imulQ", Ev, XX, XX },
+ { "divQ", Ev, XX, XX },
+ { "idivQ", Ev, XX, XX },
},
/* GRP4 */
{
- { "incA", Eb },
- { "decA", Eb },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
+ { "incA", Eb, XX, XX },
+ { "decA", Eb, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
},
/* GRP5 */
{
- { "incQ", Ev },
- { "decQ", Ev },
- { "callP", indirEv },
- { "callP", indirEv },
- { "jmpP", indirEv },
- { "ljmpP", indirEv },
- { "pushQ", Ev },
- { "(bad)" },
+ { "incQ", Ev, XX, XX },
+ { "decQ", Ev, XX, XX },
+ { "callT", indirEv, XX, XX },
+ { "JcallT", indirEp, XX, XX },
+ { "jmpT", indirEv, XX, XX },
+ { "JjmpT", indirEp, XX, XX },
+ { "pushU", Ev, XX, XX },
+ { "(bad)", XX, XX, XX },
},
/* GRP6 */
{
- { "sldt", Ew },
- { "str", Ew },
- { "lldt", Ew },
- { "ltr", Ew },
- { "verr", Ew },
- { "verw", Ew },
- { "(bad)" },
- { "(bad)" }
+ { "sldtQ", Ev, XX, XX },
+ { "strQ", Ev, XX, XX },
+ { "lldt", Ew, XX, XX },
+ { "ltr", Ew, XX, XX },
+ { "verr", Ew, XX, XX },
+ { "verw", Ew, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX }
},
/* GRP7 */
{
- { "sgdt", Ew },
- { "sidt", Ew },
- { "lgdt", Ew },
- { "lidt", Ew },
- { "smsw", Ew },
- { "(bad)" },
- { "lmsw", Ew },
- { "invlpg", Ew },
+ { "sgdtIQ", M, XX, XX },
+ { "sidtIQ", PNI_Fixup, 0, XX, XX },
+ { "lgdt{Q|Q||}", M, XX, XX },
+ { "lidt{Q|Q||}", M, XX, XX },
+ { "smswQ", Ev, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "lmsw", Ew, XX, XX },
+ { "invlpg", INVLPG_Fixup, w_mode, XX, XX },
},
/* GRP8 */
{
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "btQ", Ev, Ib },
- { "btsQ", Ev, Ib },
- { "btrQ", Ev, Ib },
- { "btcQ", Ev, Ib },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "btQ", Ev, Ib, XX },
+ { "btsQ", Ev, Ib, XX },
+ { "btrQ", Ev, Ib, XX },
+ { "btcQ", Ev, Ib, XX },
},
/* GRP9 */
{
- { "(bad)" },
- { "cmpxchg8b", Ev },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "cmpxchg8b", Eq, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
},
/* GRP10 */
{
- { "(bad)" },
- { "(bad)" },
- { "psrlw", MS, Ib },
- { "(bad)" },
- { "psraw", MS, Ib },
- { "(bad)" },
- { "psllw", MS, Ib },
- { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "psrlw", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "psraw", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "psllw", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
},
/* GRP11 */
{
- { "(bad)" },
- { "(bad)" },
- { "psrld", MS, Ib },
- { "(bad)" },
- { "psrad", MS, Ib },
- { "(bad)" },
- { "pslld", MS, Ib },
- { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "psrld", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "psrad", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "pslld", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
},
/* GRP12 */
{
- { "(bad)" },
- { "(bad)" },
- { "psrlq", MS, Ib },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "psllq", MS, Ib },
- { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "psrlq", MS, Ib, XX },
+ { "psrldq", MS, Ib, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "psllq", MS, Ib, XX },
+ { "pslldq", MS, Ib, XX },
},
/* GRP13 */
{
- { "fxsave", Ev },
- { "fxrstor", Ev },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
+ { "fxsave", Ev, XX, XX },
+ { "fxrstor", Ev, XX, XX },
+ { "ldmxcsr", Ev, XX, XX },
+ { "stmxcsr", Ev, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "lfence", OP_0fae, 0, XX, XX },
+ { "mfence", OP_0fae, 0, XX, XX },
+ { "clflush", OP_0fae, 0, XX, XX },
},
/* GRP14 */
{
- { "prefetch", Eb },
- { "prefetchw", Eb },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
+ { "prefetchnta", Ev, XX, XX },
+ { "prefetcht0", Ev, XX, XX },
+ { "prefetcht1", Ev, XX, XX },
+ { "prefetcht2", Ev, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ },
+ /* GRPAMD */
+ {
+ { "prefetch", Eb, XX, XX },
+ { "prefetchw", Eb, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ },
+ /* GRPPADLCK1 */
+ {
+ { "xstorerng", OP_0f07, 0, XX, XX },
+ { "xcryptecb", OP_0f07, 0, XX, XX },
+ { "xcryptcbc", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ { "xcryptcfb", OP_0f07, 0, XX, XX },
+ { "xcryptofb", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ },
+ /* GRPPADLCK2 */
+ {
+ { "montmul", OP_0f07, 0, XX, XX },
+ { "xsha1", OP_0f07, 0, XX, XX },
+ { "xsha256", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
+ { "(bad)", OP_0f07, 0, XX, XX },
}
+};
+static const struct dis386 prefix_user_table[][4] = {
+ /* PREGRP0 */
+ {
+ { "addps", XM, EX, XX },
+ { "addss", XM, EX, XX },
+ { "addpd", XM, EX, XX },
+ { "addsd", XM, EX, XX },
+ },
+ /* PREGRP1 */
+ {
+ { "", XM, EX, OPSIMD }, /* See OP_SIMD_SUFFIX. */
+ { "", XM, EX, OPSIMD },
+ { "", XM, EX, OPSIMD },
+ { "", XM, EX, OPSIMD },
+ },
+ /* PREGRP2 */
+ {
+ { "cvtpi2ps", XM, EM, XX },
+ { "cvtsi2ssY", XM, Ev, XX },
+ { "cvtpi2pd", XM, EM, XX },
+ { "cvtsi2sdY", XM, Ev, XX },
+ },
+ /* PREGRP3 */
+ {
+ { "cvtps2pi", MX, EX, XX },
+ { "cvtss2siY", Gv, EX, XX },
+ { "cvtpd2pi", MX, EX, XX },
+ { "cvtsd2siY", Gv, EX, XX },
+ },
+ /* PREGRP4 */
+ {
+ { "cvttps2pi", MX, EX, XX },
+ { "cvttss2siY", Gv, EX, XX },
+ { "cvttpd2pi", MX, EX, XX },
+ { "cvttsd2siY", Gv, EX, XX },
+ },
+ /* PREGRP5 */
+ {
+ { "divps", XM, EX, XX },
+ { "divss", XM, EX, XX },
+ { "divpd", XM, EX, XX },
+ { "divsd", XM, EX, XX },
+ },
+ /* PREGRP6 */
+ {
+ { "maxps", XM, EX, XX },
+ { "maxss", XM, EX, XX },
+ { "maxpd", XM, EX, XX },
+ { "maxsd", XM, EX, XX },
+ },
+ /* PREGRP7 */
+ {
+ { "minps", XM, EX, XX },
+ { "minss", XM, EX, XX },
+ { "minpd", XM, EX, XX },
+ { "minsd", XM, EX, XX },
+ },
+ /* PREGRP8 */
+ {
+ { "movups", XM, EX, XX },
+ { "movss", XM, EX, XX },
+ { "movupd", XM, EX, XX },
+ { "movsd", XM, EX, XX },
+ },
+ /* PREGRP9 */
+ {
+ { "movups", EX, XM, XX },
+ { "movss", EX, XM, XX },
+ { "movupd", EX, XM, XX },
+ { "movsd", EX, XM, XX },
+ },
+ /* PREGRP10 */
+ {
+ { "mulps", XM, EX, XX },
+ { "mulss", XM, EX, XX },
+ { "mulpd", XM, EX, XX },
+ { "mulsd", XM, EX, XX },
+ },
+ /* PREGRP11 */
+ {
+ { "rcpps", XM, EX, XX },
+ { "rcpss", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP12 */
+ {
+ { "rsqrtps", XM, EX, XX },
+ { "rsqrtss", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP13 */
+ {
+ { "sqrtps", XM, EX, XX },
+ { "sqrtss", XM, EX, XX },
+ { "sqrtpd", XM, EX, XX },
+ { "sqrtsd", XM, EX, XX },
+ },
+ /* PREGRP14 */
+ {
+ { "subps", XM, EX, XX },
+ { "subss", XM, EX, XX },
+ { "subpd", XM, EX, XX },
+ { "subsd", XM, EX, XX },
+ },
+ /* PREGRP15 */
+ {
+ { "(bad)", XM, EX, XX },
+ { "cvtdq2pd", XM, EX, XX },
+ { "cvttpd2dq", XM, EX, XX },
+ { "cvtpd2dq", XM, EX, XX },
+ },
+ /* PREGRP16 */
+ {
+ { "cvtdq2ps", XM, EX, XX },
+ { "cvttps2dq",XM, EX, XX },
+ { "cvtps2dq",XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP17 */
+ {
+ { "cvtps2pd", XM, EX, XX },
+ { "cvtss2sd", XM, EX, XX },
+ { "cvtpd2ps", XM, EX, XX },
+ { "cvtsd2ss", XM, EX, XX },
+ },
+ /* PREGRP18 */
+ {
+ { "maskmovq", MX, MS, XX },
+ { "(bad)", XM, EX, XX },
+ { "maskmovdqu", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP19 */
+ {
+ { "movq", MX, EM, XX },
+ { "movdqu", XM, EX, XX },
+ { "movdqa", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP20 */
+ {
+ { "movq", EM, MX, XX },
+ { "movdqu", EX, XM, XX },
+ { "movdqa", EX, XM, XX },
+ { "(bad)", EX, XM, XX },
+ },
+ /* PREGRP21 */
+ {
+ { "(bad)", EX, XM, XX },
+ { "movq2dq", XM, MS, XX },
+ { "movq", EX, XM, XX },
+ { "movdq2q", MX, XS, XX },
+ },
+ /* PREGRP22 */
+ {
+ { "pshufw", MX, EM, Ib },
+ { "pshufhw", XM, EX, Ib },
+ { "pshufd", XM, EX, Ib },
+ { "pshuflw", XM, EX, Ib },
+ },
+ /* PREGRP23 */
+ {
+ { "movd", Edq, MX, XX },
+ { "movq", XM, EX, XX },
+ { "movd", Edq, XM, XX },
+ { "(bad)", Ed, XM, XX },
+ },
+ /* PREGRP24 */
+ {
+ { "(bad)", MX, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "punpckhqdq", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP25 */
+ {
+ { "movntq", EM, MX, XX },
+ { "(bad)", EM, XM, XX },
+ { "movntdq", EM, XM, XX },
+ { "(bad)", EM, XM, XX },
+ },
+ /* PREGRP26 */
+ {
+ { "(bad)", MX, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "punpcklqdq", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP27 */
+ {
+ { "(bad)", MX, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "addsubpd", XM, EX, XX },
+ { "addsubps", XM, EX, XX },
+ },
+ /* PREGRP28 */
+ {
+ { "(bad)", MX, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "haddpd", XM, EX, XX },
+ { "haddps", XM, EX, XX },
+ },
+ /* PREGRP29 */
+ {
+ { "(bad)", MX, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "hsubpd", XM, EX, XX },
+ { "hsubps", XM, EX, XX },
+ },
+ /* PREGRP30 */
+ {
+ { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */
+ { "movsldup", XM, EX, XX },
+ { "movlpd", XM, EX, XX },
+ { "movddup", XM, EX, XX },
+ },
+ /* PREGRP31 */
+ {
+ { "movhpX", XM, EX, SIMD_Fixup, 'l' },
+ { "movshdup", XM, EX, XX },
+ { "movhpd", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ },
+ /* PREGRP32 */
+ {
+ { "(bad)", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "(bad)", XM, EX, XX },
+ { "lddqu", XM, M, XX },
+ },
};
-#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
+static const struct dis386 x86_64_table[][2] = {
+ {
+ { "arpl", Ew, Gw, XX },
+ { "movs{||lq|xd}", Gv, Ed, XX },
+ },
+};
-static int prefixes;
+#define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
static void
-ckprefix ()
+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 (mode_64bit)
+ newrex = *codep;
+ else
+ return;
+ break;
case 0xf3:
prefixes |= PREFIX_REPZ;
break;
case 0x67:
prefixes |= PREFIX_ADDR;
break;
- case 0x9b:
+ 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. */
default:
return;
}
+ /* Rex is ignored when followed by another prefix. */
+ if (rex)
+ {
+ oappend (prefix_name (rex, 0));
+ oappend (" ");
+ }
+ 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)
+{
+ switch (pref)
+ {
+ /* REX prefixes family. */
+ case 0x40:
+ return "rex";
+ case 0x41:
+ return "rexZ";
+ case 0x42:
+ return "rexY";
+ case 0x43:
+ return "rexYZ";
+ case 0x44:
+ return "rexX";
+ case 0x45:
+ return "rexXZ";
+ case 0x46:
+ return "rexXY";
+ case 0x47:
+ return "rexXYZ";
+ case 0x48:
+ return "rex64";
+ case 0x49:
+ return "rex64Z";
+ case 0x4a:
+ return "rex64Y";
+ case 0x4b:
+ return "rex64YZ";
+ case 0x4c:
+ return "rex64X";
+ case 0x4d:
+ return "rex64XZ";
+ case 0x4e:
+ return "rex64XY";
+ case 0x4f:
+ return "rex64XYZ";
+ 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 (mode_64bit)
+ return (sizeflag & AFLAG) ? "addr32" : "addr64";
+ else
+ return ((sizeflag & AFLAG) && !mode_64bit) ? "addr16" : "addr32";
+ case FWAIT_OPCODE:
+ return "fwait";
+ default:
+ return NULL;
+ }
+}
+
static char op1out[100], op2out[100], op3out[100];
static int op_ad, op_index[3];
-static unsigned int op_address[3];
-static unsigned int start_pc;
-
+static int two_source_ops;
+static bfd_vma op_address[3];
+static bfd_vma op_riprel[3];
+static bfd_vma start_pc;
\f
/*
* On the 386's of 1988, the maximum length of an instruction is 15 bytes.
* The function returns the length of this instruction in bytes.
*/
-static int print_insn_x86
- PARAMS ((bfd_vma pc, disassemble_info *info, int sizeflag));
-static int print_insn_i386
- PARAMS ((bfd_vma pc, disassemble_info *info));
-
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 (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+print_insn_i386_att (bfd_vma pc, disassemble_info *info)
{
intel_syntax = 0;
- open_char = '(';
- close_char = ')';
- separator_char = ',';
- scale_char = ',';
- return print_insn_i386 (pc, info);
+ return print_insn (pc, info);
}
int
-print_insn_i386_intel (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+print_insn_i386_intel (bfd_vma pc, disassemble_info *info)
{
intel_syntax = 1;
- open_char = '[';
- close_char = ']';
- separator_char = '+';
- scale_char = '*';
- return print_insn_i386 (pc, info);
+ return print_insn (pc, info);
}
-static int
-print_insn_i386 (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+int
+print_insn_i386 (bfd_vma pc, disassemble_info *info)
{
- int flags;
- if (info->mach == bfd_mach_i386_i386
- || info->mach == bfd_mach_i386_i386_intel_syntax)
- flags = AFLAG|DFLAG;
- else if (info->mach == bfd_mach_i386_i8086)
- flags = 0;
- else
- abort ();
- return print_insn_x86 (pc, info, flags);
+ intel_syntax = -1;
+
+ return print_insn (pc, info);
}
static int
-print_insn_x86 (pc, info, sizeflag)
- bfd_vma pc;
- disassemble_info *info;
- int sizeflag;
+print_insn (bfd_vma pc, disassemble_info *info)
{
- struct dis386 *dp;
+ const struct dis386 *dp;
int i;
- int two_source_ops;
char *first, *second, *third;
int needcomma;
- unsigned char need_modrm;
-
+ unsigned char uses_SSE_prefix;
+ int sizeflag;
+ const char *p;
struct dis_private priv;
- bfd_byte *inbuf = priv.the_buffer;
- /* The output looks better if we put 5 bytes on a line, since that
- puts long word instructions on a single line. */
- info->bytes_per_line = 5;
+ mode_64bit = (info->mach == bfd_mach_x86_64_intel_syntax
+ || info->mach == bfd_mach_x86_64);
+
+ 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 (strncmp (p, "x86-64", 6) == 0)
+ {
+ mode_64bit = 1;
+ priv.orig_sizeflag = AFLAG | DFLAG;
+ }
+ else if (strncmp (p, "i386", 4) == 0)
+ {
+ mode_64bit = 0;
+ priv.orig_sizeflag = AFLAG | DFLAG;
+ }
+ else if (strncmp (p, "i8086", 5) == 0)
+ {
+ mode_64bit = 0;
+ priv.orig_sizeflag = 0;
+ }
+ else if (strncmp (p, "intel", 5) == 0)
+ {
+ intel_syntax = 1;
+ }
+ else if (strncmp (p, "att", 3) == 0)
+ {
+ intel_syntax = 0;
+ }
+ else if (strncmp (p, "addr", 4) == 0)
+ {
+ 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 (strncmp (p, "data", 4) == 0)
+ {
+ 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 (strncmp (p, "suffix", 6) == 0)
+ 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;
+ 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;
+ 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 = (PTR) &priv;
+ info->private_data = &priv;
priv.max_fetched = priv.the_buffer;
priv.insn_start = pc;
- if (setjmp (priv.bailout) != 0)
- /* Error return. */
- return -1;
obuf[0] = 0;
op1out[0] = 0;
the_info = info;
start_pc = pc;
- start_codep = inbuf;
- codep = inbuf;
+ 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);
- obufp = obuf;
-
if ((prefixes & PREFIX_FWAIT)
&& ((*codep < 0xd8) || (*codep > 0xdf)))
{
- /* fwait not followed by floating point instruction. */
- (*info->fprintf_func) (info->stream, "fwait");
- /* There may be other prefixes. Skip any before the fwait. */
- return codep - inbuf;
- }
-
- if (prefixes & PREFIX_REPZ)
- oappend ("repz ");
- if (prefixes & PREFIX_REPNZ)
- oappend ("repnz ");
- if (prefixes & PREFIX_LOCK)
- oappend ("lock ");
-
- if (prefixes & PREFIX_DATA)
- sizeflag ^= DFLAG;
-
- if (prefixes & PREFIX_ADDR)
- {
- sizeflag ^= AFLAG;
- if (sizeflag & AFLAG)
- oappend ("addr32 ");
- else
- oappend ("addr16 ");
+ const char *name;
+
+ /* fwait not followed by floating point instruction. Print the
+ first prefix, which is probably fwait itself. */
+ 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 (*codep == 0x0f)
{
FETCH_DATA (info, codep + 2);
- if (intel_syntax)
- dp = &dis386_twobyte_intel[*++codep];
- else
- dp = &dis386_twobyte_att[*++codep];
+ dp = &dis386_twobyte[*++codep];
need_modrm = twobyte_has_modrm[*codep];
+ uses_SSE_prefix = twobyte_uses_SSE_prefix[*codep];
}
else
{
- if (intel_syntax)
- dp = &dis386_intel[*codep];
- else
- dp = &dis386_att[*codep];
+ dp = &dis386[*codep];
need_modrm = onebyte_has_modrm[*codep];
+ uses_SSE_prefix = 0;
}
codep++;
+ if (!uses_SSE_prefix && (prefixes & PREFIX_REPZ))
+ {
+ oappend ("repz ");
+ used_prefixes |= PREFIX_REPZ;
+ }
+ if (!uses_SSE_prefix && (prefixes & PREFIX_REPNZ))
+ {
+ oappend ("repnz ");
+ used_prefixes |= PREFIX_REPNZ;
+ }
+ if (prefixes & PREFIX_LOCK)
+ {
+ oappend ("lock ");
+ used_prefixes |= PREFIX_LOCK;
+ }
+
+ if (prefixes & PREFIX_ADDR)
+ {
+ sizeflag ^= AFLAG;
+ if (dp->bytemode3 != loop_jcxz_mode || intel_syntax)
+ {
+ if ((sizeflag & AFLAG) || mode_64bit)
+ oappend ("addr32 ");
+ else
+ oappend ("addr16 ");
+ used_prefixes |= PREFIX_ADDR;
+ }
+ }
+
+ if (!uses_SSE_prefix && (prefixes & PREFIX_DATA))
+ {
+ sizeflag ^= DFLAG;
+ if (dp->bytemode3 == cond_jump_mode
+ && dp->bytemode1 == v_mode
+ && !intel_syntax)
+ {
+ if (sizeflag & DFLAG)
+ oappend ("data32 ");
+ else
+ oappend ("data16 ");
+ used_prefixes |= PREFIX_DATA;
+ }
+ }
+
if (need_modrm)
{
FETCH_DATA (info, codep + 1);
}
else
{
+ int index;
if (dp->name == NULL)
- dp = &grps[dp->bytemode1][reg];
+ {
+ switch (dp->bytemode1)
+ {
+ case USE_GROUPS:
+ dp = &grps[dp->bytemode2][reg];
+ break;
+
+ case USE_PREFIX_USER_TABLE:
+ index = 0;
+ used_prefixes |= (prefixes & PREFIX_REPZ);
+ if (prefixes & PREFIX_REPZ)
+ index = 1;
+ else
+ {
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ if (prefixes & PREFIX_DATA)
+ index = 2;
+ else
+ {
+ used_prefixes |= (prefixes & PREFIX_REPNZ);
+ if (prefixes & PREFIX_REPNZ)
+ index = 3;
+ }
+ }
+ dp = &prefix_user_table[dp->bytemode2][index];
+ break;
- putop (dp->name, sizeflag);
+ case X86_64_SPECIAL:
+ dp = &x86_64_table[dp->bytemode2][mode_64bit];
+ break;
- obufp = op1out;
- op_ad = 2;
- if (dp->op1)
- (*dp->op1)(dp->bytemode1, sizeflag);
+ default:
+ oappend (INTERNAL_DISASSEMBLER_ERROR);
+ break;
+ }
+ }
- obufp = op2out;
- op_ad = 1;
- if (dp->op2)
- (*dp->op2)(dp->bytemode2, sizeflag);
+ if (putop (dp->name, sizeflag) == 0)
+ {
+ obufp = op1out;
+ op_ad = 2;
+ if (dp->op1)
+ (*dp->op1) (dp->bytemode1, sizeflag);
+
+ obufp = op2out;
+ op_ad = 1;
+ if (dp->op2)
+ (*dp->op2) (dp->bytemode2, sizeflag);
+
+ obufp = op3out;
+ op_ad = 0;
+ if (dp->op3)
+ (*dp->op3) (dp->bytemode3, sizeflag);
+ }
+ }
- obufp = op3out;
- op_ad = 0;
- if (dp->op3)
- (*dp->op3)(dp->bytemode3, 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);
}
obufp = obuf + strlen (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)
+ if (intel_syntax || two_source_ops)
{
first = op1out;
second = op2out;
needcomma = 0;
if (*first)
{
- if (op_index[0] != -1)
+ if (op_index[0] != -1 && !op_riprel[0])
(*info->print_address_func) ((bfd_vma) op_address[op_index[0]], info);
else
(*info->fprintf_func) (info->stream, "%s", first);
{
if (needcomma)
(*info->fprintf_func) (info->stream, ",");
- if (op_index[1] != -1)
+ if (op_index[1] != -1 && !op_riprel[1])
(*info->print_address_func) ((bfd_vma) op_address[op_index[1]], info);
else
(*info->fprintf_func) (info->stream, "%s", second);
{
if (needcomma)
(*info->fprintf_func) (info->stream, ",");
- if (op_index[2] != -1)
+ if (op_index[2] != -1 && !op_riprel[2])
(*info->print_address_func) ((bfd_vma) op_address[op_index[2]], info);
else
(*info->fprintf_func) (info->stream, "%s", third);
}
- return codep - inbuf;
+ for (i = 0; i < 3; 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);
+ }
+ return codep - priv.the_buffer;
}
-static char *float_mem_att[] = {
+static const char *float_mem[] = {
/* d8 */
- "fadds",
- "fmuls",
- "fcoms",
- "fcomps",
- "fsubs",
- "fsubrs",
- "fdivs",
- "fdivrs",
- /* d9 */
- "flds",
+ "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)",
- "fsts",
- "fstps",
- "fldenv",
+ "fst{s||s|}",
+ "fstp{s||s|}",
+ "fldenvIC",
"fldcw",
- "fNstenv",
+ "fNstenvIC",
"fNstcw",
/* da */
- "fiaddl",
- "fimull",
- "ficoml",
- "ficompl",
- "fisubl",
- "fisubrl",
- "fidivl",
- "fidivrl",
+ "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 */
- "fildl",
- "(bad)",
- "fistl",
- "fistpl",
+ "fild{l||l|}",
+ "fisttp{l||l|}",
+ "fist{l||l|}",
+ "fistp{l||l|}",
"(bad)",
- "fldt",
+ "fld{t||t|}",
"(bad)",
- "fstpt",
+ "fstp{t||t|}",
/* dc */
- "faddl",
- "fmull",
- "fcoml",
- "fcompl",
- "fsubl",
- "fsubrl",
- "fdivl",
- "fdivrl",
+ "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 */
- "fldl",
+ "fld{l||l|}",
+ "fisttp{ll||ll|}",
+ "fst{l||l|}",
+ "fstp{l||l|}",
+ "frstorIC",
"(bad)",
- "fstl",
- "fstpl",
- "frstor",
- "(bad)",
- "fNsave",
+ "fNsaveIC",
"fNstsw",
/* de */
"fiadd",
"fidivr",
/* df */
"fild",
- "(bad)",
+ "fisttp",
"fist",
"fistp",
"fbld",
- "fildll",
+ "fild{ll||ll|}",
"fbstp",
- "fistpll",
+ "fistp{ll||ll|}",
};
-static char *float_mem_intel[] = {
+static const unsigned char float_mem_mode[] = {
/* d8 */
- "fadd",
- "fmul",
- "fcom",
- "fcomp",
- "fsub",
- "fsubr",
- "fdiv",
- "fdivr",
- /* d9 */
- "fld",
- "(bad)",
- "fst",
- "fstp",
- "fldenv",
- "fldcw",
- "fNstenv",
- "fNstcw",
+ 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 */
- "fiadd",
- "fimul",
- "ficom",
- "ficomp",
- "fisub",
- "fisubr",
- "fidiv",
- "fidivr",
+ d_mode,
+ d_mode,
+ d_mode,
+ d_mode,
+ d_mode,
+ d_mode,
+ d_mode,
+ d_mode,
/* db */
- "fild",
- "(bad)",
- "fist",
- "fistp",
- "(bad)",
- "fld",
- "(bad)",
- "fstp",
+ d_mode,
+ d_mode,
+ d_mode,
+ d_mode,
+ 0,
+ t_mode,
+ 0,
+ t_mode,
/* dc */
- "fadd",
- "fmul",
- "fcom",
- "fcomp",
- "fsub",
- "fsubr",
- "fdiv",
- "fdivr",
+ q_mode,
+ q_mode,
+ q_mode,
+ q_mode,
+ q_mode,
+ q_mode,
+ q_mode,
+ q_mode,
/* dd */
- "fld",
- "(bad)",
- "fst",
- "fstp",
- "frstor",
- "(bad)",
- "fNsave",
- "fNstsw",
+ q_mode,
+ q_mode,
+ q_mode,
+ q_mode,
+ 0,
+ 0,
+ 0,
+ w_mode,
/* de */
- "fiadd",
- "fimul",
- "ficom",
- "ficomp",
- "fisub",
- "fisubr",
- "fidiv",
- "fidivr",
+ w_mode,
+ w_mode,
+ w_mode,
+ w_mode,
+ w_mode,
+ w_mode,
+ w_mode,
+ w_mode,
/* df */
- "fild",
- "(bad)",
- "fist",
- "fistp",
- "fbld",
- "fild",
- "fbstp",
- "fistpll",
+ 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 struct dis386 float_reg[][8] = {
+#define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0
+#define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0
+#define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0
+#define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0
+#define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0
+#define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0
+#define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0
+#define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0
+#define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0
+
+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 },
+ { "fadd", ST, STi, XX },
+ { "fmul", ST, STi, XX },
+ { "fcom", STi, XX, XX },
+ { "fcomp", STi, XX, XX },
+ { "fsub", ST, STi, XX },
+ { "fsubr", ST, STi, XX },
+ { "fdiv", ST, STi, XX },
+ { "fdivr", ST, STi, XX },
},
/* d9 */
{
- { "fld", STi },
- { "fxch", STi },
+ { "fld", STi, XX, XX },
+ { "fxch", STi, XX, XX },
{ FGRPd9_2 },
- { "(bad)" },
+ { "(bad)", XX, XX, XX },
{ FGRPd9_4 },
{ FGRPd9_5 },
{ FGRPd9_6 },
},
/* da */
{
- { "fcmovb", ST, STi },
- { "fcmove", ST, STi },
- { "fcmovbe",ST, STi },
- { "fcmovu", ST, STi },
- { "(bad)" },
+ { "fcmovb", ST, STi, XX },
+ { "fcmove", ST, STi, XX },
+ { "fcmovbe",ST, STi, XX },
+ { "fcmovu", ST, STi, XX },
+ { "(bad)", XX, XX, XX },
{ FGRPda_5 },
- { "(bad)" },
- { "(bad)" },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
},
/* db */
{
- { "fcmovnb",ST, STi },
- { "fcmovne",ST, STi },
- { "fcmovnbe",ST, STi },
- { "fcmovnu",ST, STi },
+ { "fcmovnb",ST, STi, XX },
+ { "fcmovne",ST, STi, XX },
+ { "fcmovnbe",ST, STi, XX },
+ { "fcmovnu",ST, STi, XX },
{ FGRPdb_4 },
- { "fucomi", ST, STi },
- { "fcomi", ST, STi },
- { "(bad)" },
+ { "fucomi", ST, STi, XX },
+ { "fcomi", ST, STi, XX },
+ { "(bad)", XX, XX, XX },
},
/* dc */
{
- { "fadd", STi, ST },
- { "fmul", STi, ST },
- { "(bad)" },
- { "(bad)" },
+ { "fadd", STi, ST, XX },
+ { "fmul", STi, ST, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
#if UNIXWARE_COMPAT
- { "fsub", STi, ST },
- { "fsubr", STi, ST },
- { "fdiv", STi, ST },
- { "fdivr", STi, ST },
+ { "fsub", STi, ST, XX },
+ { "fsubr", STi, ST, XX },
+ { "fdiv", STi, ST, XX },
+ { "fdivr", STi, ST, XX },
#else
- { "fsubr", STi, ST },
- { "fsub", STi, ST },
- { "fdivr", STi, ST },
- { "fdiv", STi, ST },
+ { "fsubr", STi, ST, XX },
+ { "fsub", STi, ST, XX },
+ { "fdivr", STi, ST, XX },
+ { "fdiv", STi, ST, XX },
#endif
},
/* dd */
{
- { "ffree", STi },
- { "(bad)" },
- { "fst", STi },
- { "fstp", STi },
- { "fucom", STi },
- { "fucomp", STi },
- { "(bad)" },
- { "(bad)" },
+ { "ffree", STi, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "fst", STi, XX, XX },
+ { "fstp", STi, XX, XX },
+ { "fucom", STi, XX, XX },
+ { "fucomp", STi, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
},
/* de */
{
- { "faddp", STi, ST },
- { "fmulp", STi, ST },
- { "(bad)" },
+ { "faddp", STi, ST, XX },
+ { "fmulp", STi, ST, XX },
+ { "(bad)", XX, XX, XX },
{ FGRPde_3 },
#if UNIXWARE_COMPAT
- { "fsubp", STi, ST },
- { "fsubrp", STi, ST },
- { "fdivp", STi, ST },
- { "fdivrp", STi, ST },
+ { "fsubp", STi, ST, XX },
+ { "fsubrp", STi, ST, XX },
+ { "fdivp", STi, ST, XX },
+ { "fdivrp", STi, ST, XX },
#else
- { "fsubrp", STi, ST },
- { "fsubp", STi, ST },
- { "fdivrp", STi, ST },
- { "fdivp", STi, ST },
+ { "fsubrp", STi, ST, XX },
+ { "fsubp", STi, ST, XX },
+ { "fdivrp", STi, ST, XX },
+ { "fdivp", STi, ST, XX },
#endif
},
/* df */
{
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
- { "(bad)" },
+ { "ffreep", STi, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
+ { "(bad)", XX, XX, XX },
{ FGRPdf_4 },
- { "fucomip",ST, STi },
- { "fcomip", ST, STi },
- { "(bad)" },
+ { "fucomip",ST, STi, XX },
+ { "fcomip", ST, STi, XX },
+ { "(bad)", XX, XX, XX },
},
};
-
static char *fgrps[][8] = {
/* d9_2 0 */
{
};
static void
-dofloat (sizeflag)
- int sizeflag;
+dofloat (int sizeflag)
{
- struct dis386 *dp;
+ const struct dis386 *dp;
unsigned char floatop;
floatop = codep[-1];
if (mod != 3)
{
- if (intel_syntax)
- putop (float_mem_intel[(floatop - 0xd8 ) * 8 + reg], sizeflag);
- else
- putop (float_mem_att[(floatop - 0xd8 ) * 8 + reg], sizeflag);
+ int fp_indx = (floatop - 0xd8) * 8 + reg;
+
+ putop (float_mem[fp_indx], sizeflag);
obufp = op1out;
- if (floatop == 0xdb)
- OP_E (x_mode, sizeflag);
- else if (floatop == 0xdd)
- OP_E (d_mode, sizeflag);
- else
- OP_E (v_mode, sizeflag);
+ OP_E (float_mem_mode[fp_indx], sizeflag);
return;
}
+ /* Skip mod/rm byte. */
+ MODRM_CHECK;
codep++;
dp = &float_reg[floatop - 0xd8][reg];
{
putop (fgrps[dp->bytemode1][rm], sizeflag);
- /* instruction fnstsw is only one with strange arg */
+ /* Instruction fnstsw is only one with strange arg. */
if (floatop == 0xdf && codep[-1] == 0xe0)
strcpy (op1out, names16[0]);
}
obufp = op1out;
if (dp->op1)
- (*dp->op1)(dp->bytemode1, sizeflag);
+ (*dp->op1) (dp->bytemode1, sizeflag);
obufp = op2out;
if (dp->op2)
- (*dp->op2)(dp->bytemode2, sizeflag);
+ (*dp->op2) (dp->bytemode2, sizeflag);
}
}
-/* ARGSUSED */
static void
-OP_ST (ignore, sizeflag)
- int ignore;
- int sizeflag;
+OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
oappend ("%st");
}
-/* ARGSUSED */
static void
-OP_STi (ignore, sizeflag)
- int ignore;
- int sizeflag;
+OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
sprintf (scratchbuf, "%%st(%d)", rm);
- oappend (scratchbuf);
+ oappend (scratchbuf + intel_syntax);
}
-
-/* capital letters in template are macros */
-static void
-putop (template, sizeflag)
- char *template;
- int sizeflag;
+/* Capital letters in template are macros. */
+static int
+putop (const char *template, int sizeflag)
{
- char *p;
+ const char *p;
+ int alt = 0;
for (p = template; *p; p++)
{
default:
*obufp++ = *p;
break;
+ case '{':
+ alt = 0;
+ if (intel_syntax)
+ alt += 1;
+ if (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 (mod != 3
-#ifdef SUFFIX_ALWAYS
- || (sizeflag & SUFFIX_ALWAYS)
-#endif
- )
+ if (intel_syntax)
+ break;
+ if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
*obufp++ = 'b';
break;
case 'B':
- if (intel_syntax)
- break;
-#ifdef SUFFIX_ALWAYS
+ if (intel_syntax)
+ break;
if (sizeflag & SUFFIX_ALWAYS)
*obufp++ = 'b';
-#endif
+ 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 'E': /* For jcxz/jecxz */
- if (sizeflag & AFLAG)
- *obufp++ = 'e';
+ if (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++ = mode_64bit ? 'q' : 'l';
+ else
+ *obufp++ = mode_64bit ? 'l' : 'w';
+ used_prefixes |= (prefixes & PREFIX_ADDR);
+ }
+ 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 'L':
- if (intel_syntax)
- break;
-#ifdef SUFFIX_ALWAYS
+ if (intel_syntax)
+ break;
if (sizeflag & SUFFIX_ALWAYS)
*obufp++ = 'l';
-#endif
break;
case 'N':
if ((prefixes & PREFIX_FWAIT) == 0)
*obufp++ = 'n';
+ else
+ used_prefixes |= PREFIX_FWAIT;
+ break;
+ case 'O':
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ *obufp++ = 'o';
+ else
+ *obufp++ = 'd';
break;
+ case 'T':
+ if (intel_syntax)
+ break;
+ if (mode_64bit)
+ {
+ *obufp++ = 'q';
+ break;
+ }
+ /* Fall through. */
case 'P':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if ((prefixes & PREFIX_DATA)
-#ifdef SUFFIX_ALWAYS
- || (sizeflag & SUFFIX_ALWAYS)
-#endif
- )
+ || (rex & REX_MODE64)
+ || (sizeflag & SUFFIX_ALWAYS))
{
- if (sizeflag & DFLAG)
- *obufp++ = 'l';
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ *obufp++ = 'q';
else
- *obufp++ = 'w';
+ {
+ if (sizeflag & DFLAG)
+ *obufp++ = 'l';
+ else
+ *obufp++ = 'w';
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ }
}
break;
+ case 'U':
+ if (intel_syntax)
+ break;
+ if (mode_64bit)
+ {
+ *obufp++ = 'q';
+ break;
+ }
+ /* Fall through. */
case 'Q':
- if (intel_syntax)
- break;
- if (mod != 3
-#ifdef SUFFIX_ALWAYS
- || (sizeflag & SUFFIX_ALWAYS)
-#endif
- )
+ if (intel_syntax && !alt)
+ break;
+ USED_REX (REX_MODE64);
+ if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
{
- if (sizeflag & DFLAG)
- *obufp++ = 'l';
+ if (rex & REX_MODE64)
+ *obufp++ = 'q';
else
- *obufp++ = 'w';
+ {
+ if (sizeflag & DFLAG)
+ *obufp++ = intel_syntax ? 'd' : 'l';
+ else
+ *obufp++ = 'w';
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ }
}
break;
case 'R':
- if (intel_syntax)
- break;
- if (sizeflag & DFLAG)
- *obufp++ = 'l';
+ USED_REX (REX_MODE64);
+ if (intel_syntax)
+ {
+ if (rex & REX_MODE64)
+ {
+ *obufp++ = 'q';
+ *obufp++ = 't';
+ }
+ else if (sizeflag & DFLAG)
+ {
+ *obufp++ = 'd';
+ *obufp++ = 'q';
+ }
+ else
+ {
+ *obufp++ = 'w';
+ *obufp++ = 'd';
+ }
+ }
else
- *obufp++ = 'w';
+ {
+ if (rex & REX_MODE64)
+ *obufp++ = 'q';
+ else if (sizeflag & DFLAG)
+ *obufp++ = 'l';
+ else
+ *obufp++ = 'w';
+ }
+ if (!(rex & REX_MODE64))
+ used_prefixes |= (prefixes & PREFIX_DATA);
break;
case 'S':
- if (intel_syntax)
- break;
-#ifdef SUFFIX_ALWAYS
+ if (intel_syntax)
+ break;
if (sizeflag & SUFFIX_ALWAYS)
{
- if (sizeflag & DFLAG)
- *obufp++ = 'l';
+ if (rex & REX_MODE64)
+ *obufp++ = 'q';
else
- *obufp++ = 'w';
+ {
+ 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_MODE64)
+ {
+ USED_REX (REX_MODE64);
+ *obufp++ = 'q';
}
-#endif
break;
+ /* implicit operand size 'l' for i386 or 'q' for x86-64 */
case 'W':
- if (intel_syntax)
- break;
/* operand size flag for cwtl, cbtw */
- if (sizeflag & DFLAG)
+ USED_REX (0);
+ if (rex)
+ *obufp++ = 'l';
+ else if (sizeflag & DFLAG)
*obufp++ = 'w';
else
*obufp++ = 'b';
+ if (intel_syntax)
+ {
+ if (rex)
+ {
+ *obufp++ = 'q';
+ *obufp++ = 'e';
+ }
+ if (sizeflag & DFLAG)
+ {
+ *obufp++ = 'd';
+ *obufp++ = 'e';
+ }
+ else
+ {
+ *obufp++ = 'w';
+ }
+ }
+ if (!rex)
+ used_prefixes |= (prefixes & PREFIX_DATA);
break;
}
+ alt = 0;
}
*obufp = 0;
+ return 0;
}
static void
-oappend (s)
- char *s;
+oappend (const char *s)
{
strcpy (obufp, s);
obufp += strlen (s);
}
static void
-append_seg ()
+append_seg (void)
{
if (prefixes & PREFIX_CS)
- oappend ("%cs:");
+ {
+ used_prefixes |= PREFIX_CS;
+ oappend ("%cs:" + intel_syntax);
+ }
if (prefixes & PREFIX_DS)
- oappend ("%ds:");
+ {
+ used_prefixes |= PREFIX_DS;
+ oappend ("%ds:" + intel_syntax);
+ }
if (prefixes & PREFIX_SS)
- oappend ("%ss:");
+ {
+ used_prefixes |= PREFIX_SS;
+ oappend ("%ss:" + intel_syntax);
+ }
if (prefixes & PREFIX_ES)
- oappend ("%es:");
+ {
+ used_prefixes |= PREFIX_ES;
+ oappend ("%es:" + intel_syntax);
+ }
if (prefixes & PREFIX_FS)
- oappend ("%fs:");
+ {
+ used_prefixes |= PREFIX_FS;
+ oappend ("%fs:" + intel_syntax);
+ }
if (prefixes & PREFIX_GS)
- oappend ("%gs:");
+ {
+ used_prefixes |= PREFIX_GS;
+ oappend ("%gs:" + intel_syntax);
+ }
}
static void
-OP_indirE (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_indirE (int bytemode, int sizeflag)
{
if (!intel_syntax)
oappend ("*");
}
static void
-OP_E (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+print_operand_value (char *buf, int hex, bfd_vma disp)
{
- int disp;
+ if (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;
+ }
- /* skip mod/rm byte */
+ 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);
+ }
+}
+
+static void
+OP_E (int bytemode, int sizeflag)
+{
+ bfd_vma disp;
+ int add = 0;
+ int riprel = 0;
+ USED_REX (REX_EXTZ);
+ if (rex & REX_EXTZ)
+ add += 8;
+
+ /* Skip mod/rm byte. */
+ MODRM_CHECK;
codep++;
if (mod == 3)
switch (bytemode)
{
case b_mode:
- oappend (names8[rm]);
+ USED_REX (0);
+ if (rex)
+ oappend (names8rex[rm + add]);
+ else
+ oappend (names8[rm + add]);
break;
case w_mode:
- oappend (names16[rm]);
+ oappend (names16[rm + add]);
+ break;
+ case d_mode:
+ oappend (names32[rm + add]);
+ break;
+ case q_mode:
+ oappend (names64[rm + add]);
+ break;
+ case m_mode:
+ if (mode_64bit)
+ oappend (names64[rm + add]);
+ else
+ oappend (names32[rm + add]);
break;
case v_mode:
- if (sizeflag & DFLAG)
- oappend (names32[rm]);
+ case dq_mode:
+ case dqw_mode:
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ oappend (names64[rm + add]);
+ else if ((sizeflag & DFLAG) || bytemode != v_mode)
+ oappend (names32[rm + add]);
else
- oappend (names16[rm]);
+ oappend (names16[rm + add]);
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ break;
+ case 0:
break;
default:
- oappend ("<bad dis table>");
+ oappend (INTERNAL_DISASSEMBLER_ERROR);
break;
}
return;
disp = 0;
append_seg ();
- if (sizeflag & AFLAG) /* 32 bit address mode */
+ if ((sizeflag & AFLAG) || mode_64bit) /* 32 bit address mode */
{
int havesib;
int havebase;
scale = (*codep >> 6) & 3;
index = (*codep >> 3) & 7;
base = *codep & 7;
+ USED_REX (REX_EXTY);
+ USED_REX (REX_EXTZ);
+ if (rex & REX_EXTY)
+ index += 8;
+ if (rex & REX_EXTZ)
+ base += 8;
codep++;
}
switch (mod)
{
case 0:
- if (base == 5)
+ if ((base & 7) == 5)
{
havebase = 0;
- disp = get32 ();
+ if (mode_64bit && !havesib)
+ riprel = 1;
+ disp = get32s ();
}
break;
case 1:
disp -= 0x100;
break;
case 2:
- disp = get32 ();
+ disp = get32s ();
break;
}
if (!intel_syntax)
- if (mod != 0 || base == 5)
- {
- sprintf (scratchbuf, "0x%x", disp);
- oappend (scratchbuf);
- }
-
+ if (mod != 0 || (base & 7) == 5)
+ {
+ print_operand_value (scratchbuf, !riprel, disp);
+ oappend (scratchbuf);
+ if (riprel)
+ {
+ set_op (disp, 1);
+ oappend ("(%rip)");
+ }
+ }
+
if (havebase || (havesib && (index != 4 || scale != 0)))
{
- if (intel_syntax)
- {
- switch (bytemode)
- {
- case b_mode:
- oappend("BYTE PTR ");
- break;
- case w_mode:
- oappend("WORD PTR ");
- break;
- case v_mode:
- oappend("DWORD PTR ");
- break;
- case d_mode:
- oappend("QWORD PTR ");
- break;
- case x_mode:
- oappend("XWORD PTR ");
- break;
- default:
- break;
- }
- }
+ if (intel_syntax)
+ {
+ switch (bytemode)
+ {
+ case b_mode:
+ oappend ("BYTE PTR ");
+ break;
+ case w_mode:
+ case dqw_mode:
+ oappend ("WORD PTR ");
+ break;
+ case v_mode:
+ case dq_mode:
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ oappend ("QWORD PTR ");
+ else if ((sizeflag & DFLAG) || bytemode == dq_mode)
+ oappend ("DWORD PTR ");
+ else
+ oappend ("WORD PTR ");
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ break;
+ case d_mode:
+ oappend ("DWORD PTR ");
+ break;
+ case q_mode:
+ oappend ("QWORD PTR ");
+ break;
+ case m_mode:
+ if (mode_64bit)
+ oappend ("QWORD PTR ");
+ else
+ oappend ("DWORD PTR ");
+ break;
+ case f_mode:
+ if (sizeflag & DFLAG)
+ {
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ oappend ("FWORD PTR ");
+ }
+ else
+ oappend ("DWORD PTR ");
+ break;
+ case t_mode:
+ oappend ("TBYTE PTR ");
+ break;
+ case x_mode:
+ oappend ("XMMWORD PTR ");
+ break;
+ default:
+ break;
+ }
+ }
*obufp++ = open_char;
- *obufp = '\0';
+ if (intel_syntax && riprel)
+ oappend ("rip + ");
+ *obufp = '\0';
+ USED_REX (REX_EXTZ);
+ if (!havesib && (rex & REX_EXTZ))
+ base += 8;
if (havebase)
- oappend (names32[base]);
+ oappend (mode_64bit && (sizeflag & AFLAG)
+ ? names64[base] : names32[base]);
if (havesib)
{
if (index != 4)
{
- if (intel_syntax)
- {
- if (havebase)
- {
- *obufp++ = separator_char;
- *obufp = '\0';
- }
- sprintf (scratchbuf, "%s", names32[index]);
- }
- else
- sprintf (scratchbuf, ",%s", names32[index]);
+ if (!intel_syntax || havebase)
+ {
+ *obufp++ = separator_char;
+ *obufp = '\0';
+ }
+ oappend (mode_64bit && (sizeflag & AFLAG)
+ ? names64[index] : names32[index]);
+ }
+ if (scale != 0 || (!intel_syntax && index != 4))
+ {
+ *obufp++ = scale_char;
+ *obufp = '\0';
+ sprintf (scratchbuf, "%d", 1 << scale);
oappend (scratchbuf);
}
- if (!intel_syntax
- || (intel_syntax
- && bytemode != b_mode
- && bytemode != w_mode
- && bytemode != v_mode))
- {
- *obufp++ = scale_char;
- *obufp = '\0';
- sprintf (scratchbuf, "%d", 1 << scale);
- oappend (scratchbuf);
- }
}
- if (intel_syntax)
- if (mod != 0 || base == 5)
- {
- /* Don't print zero displacements */
- if (disp > 0)
- {
- sprintf (scratchbuf, "+%d", disp);
- oappend (scratchbuf);
- }
- else if (disp < 0)
- {
- sprintf (scratchbuf, "%d", disp);
- oappend (scratchbuf);
- }
- }
+ if (intel_syntax)
+ if (mod != 0 || (base & 7) == 5)
+ {
+ /* Don't print zero displacements. */
+ if (disp != 0)
+ {
+ if ((bfd_signed_vma) disp > 0)
+ {
+ *obufp++ = '+';
+ *obufp = '\0';
+ }
+
+ print_operand_value (scratchbuf, 0, disp);
+ oappend (scratchbuf);
+ }
+ }
*obufp++ = close_char;
- *obufp = '\0';
+ *obufp = '\0';
}
else if (intel_syntax)
- {
- if (mod != 0 || base == 5)
- {
+ {
+ if (mod != 0 || (base & 7) == 5)
+ {
if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
| PREFIX_ES | PREFIX_FS | PREFIX_GS))
;
else
{
- oappend (names_seg[3]);
+ oappend (names_seg[ds_reg - es_reg]);
oappend (":");
}
- sprintf (scratchbuf, "0x%x", disp);
- oappend (scratchbuf);
- }
- }
+ print_operand_value (scratchbuf, 1, disp);
+ oappend (scratchbuf);
+ }
+ }
}
else
{ /* 16 bit address mode */
switch (mod)
{
case 0:
- if (rm == 6)
+ if ((rm & 7) == 6)
{
disp = get16 ();
if ((disp & 0x8000) != 0)
}
if (!intel_syntax)
- if (mod != 0 || rm == 6)
- {
- sprintf (scratchbuf, "%d", disp);
- oappend (scratchbuf);
- }
+ if (mod != 0 || (rm & 7) == 6)
+ {
+ print_operand_value (scratchbuf, 0, disp);
+ oappend (scratchbuf);
+ }
- if (mod != 0 || rm != 6)
+ if (mod != 0 || (rm & 7) != 6)
{
*obufp++ = open_char;
- *obufp = '\0';
- oappend (index16[rm]);
- *obufp++ = close_char;
- *obufp = '\0';
+ *obufp = '\0';
+ oappend (index16[rm + add]);
+ *obufp++ = close_char;
+ *obufp = '\0';
}
}
}
-#define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
-
static void
-OP_G (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_G (int bytemode, int sizeflag)
{
+ int add = 0;
+ USED_REX (REX_EXTX);
+ if (rex & REX_EXTX)
+ add += 8;
switch (bytemode)
{
case b_mode:
- oappend (names8[reg]);
+ USED_REX (0);
+ if (rex)
+ oappend (names8rex[reg + add]);
+ else
+ oappend (names8[reg + add]);
break;
case w_mode:
- oappend (names16[reg]);
+ oappend (names16[reg + add]);
break;
case d_mode:
- oappend (names32[reg]);
+ oappend (names32[reg + add]);
+ break;
+ case q_mode:
+ oappend (names64[reg + add]);
break;
case v_mode:
- if (sizeflag & DFLAG)
- oappend (names32[reg]);
+ case dq_mode:
+ case dqw_mode:
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ oappend (names64[reg + add]);
+ else if ((sizeflag & DFLAG) || bytemode != v_mode)
+ oappend (names32[reg + add]);
else
- oappend (names16[reg]);
+ oappend (names16[reg + add]);
+ used_prefixes |= (prefixes & PREFIX_DATA);
break;
default:
oappend (INTERNAL_DISASSEMBLER_ERROR);
}
}
-static int
-get32 ()
+static bfd_vma
+get64 (void)
{
- int x = 0;
+ 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++ & 0xff;
- x |= (*codep++ & 0xff) << 8;
- x |= (*codep++ & 0xff) << 16;
- x |= (*codep++ & 0xff) << 24;
+ 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 ()
+get16 (void)
{
int x = 0;
}
static void
-set_op (op)
- unsigned int op;
+set_op (bfd_vma op, int riprel)
{
op_index[op_ad] = op_ad;
- op_address[op_ad] = op;
+ if (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 (code, sizeflag)
- int code;
- int sizeflag;
+OP_REG (int code, int sizeflag)
{
- char *s;
+ const char *s;
+ int add = 0;
+ USED_REX (REX_EXTZ);
+ if (rex & REX_EXTZ)
+ add = 8;
switch (code)
{
case indir_dx_reg:
- s = "(%dx)";
+ 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 + 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 (mode_64bit)
+ {
+ 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_MODE64);
+ if (rex & REX_MODE64)
+ 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:
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:
- s = names8[code - al_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:
- if (sizeflag & DFLAG)
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ 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;
default:
s = INTERNAL_DISASSEMBLER_ERROR;
}
static void
-OP_I (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_I (int bytemode, int sizeflag)
{
- int op;
+ bfd_signed_vma op;
+ bfd_signed_vma mask = -1;
switch (bytemode)
{
case b_mode:
FETCH_DATA (the_info, codep + 1);
- op = *codep++ & 0xff;
+ op = *codep++;
+ mask = 0xff;
break;
+ case q_mode:
+ if (mode_64bit)
+ {
+ op = get32s ();
+ break;
+ }
+ /* Fall through. */
case v_mode:
- if (sizeflag & DFLAG)
- op = get32 ();
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ op = get32s ();
+ else if (sizeflag & DFLAG)
+ {
+ op = get32 ();
+ mask = 0xffffffff;
+ }
else
- op = get16 ();
+ {
+ 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;
}
- if (intel_syntax)
- sprintf (scratchbuf, "0x%x", op);
- else
- sprintf (scratchbuf, "$0x%x", op);
- oappend (scratchbuf);
+ op &= mask;
+ scratchbuf[0] = '$';
+ print_operand_value (scratchbuf + 1, 1, op);
+ oappend (scratchbuf + intel_syntax);
scratchbuf[0] = '\0';
}
static void
-OP_sI (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_I64 (int bytemode, int sizeflag)
{
- int op;
+ bfd_signed_vma op;
+ bfd_signed_vma mask = -1;
+
+ if (!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_MODE64);
+ if (rex & REX_MODE64)
+ 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)
{
op = *codep++;
if ((op & 0x80) != 0)
op -= 0x100;
+ mask = 0xffffffff;
break;
case v_mode:
- if (sizeflag & DFLAG)
- op = get32 ();
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ op = get32s ();
+ else if (sizeflag & DFLAG)
+ {
+ op = get32s ();
+ mask = 0xffffffff;
+ }
else
{
- op = get16();
+ 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;
oappend (INTERNAL_DISASSEMBLER_ERROR);
return;
}
- if (intel_syntax)
- sprintf (scratchbuf, "%d", op);
- else
- sprintf (scratchbuf, "$0x%x", op);
- oappend (scratchbuf);
+
+ scratchbuf[0] = '$';
+ print_operand_value (scratchbuf + 1, 1, op);
+ oappend (scratchbuf + intel_syntax);
}
static void
-OP_J (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_J (int bytemode, int sizeflag)
{
- int disp;
- int mask = -1;
+ bfd_vma disp;
+ bfd_vma mask = -1;
switch (bytemode)
{
break;
case v_mode:
if (sizeflag & DFLAG)
- disp = get32 ();
+ disp = get32s ();
else
{
disp = get16 ();
- /* for some reason, a data16 prefix on a jump instruction
+ /* For some reason, a data16 prefix on a jump instruction
means that the pc is masked to 16 bits after the
displacement is added! */
mask = 0xffff;
return;
}
disp = (start_pc + codep - start_codep + disp) & mask;
- set_op (disp);
- sprintf (scratchbuf, "0x%x", disp);
+ set_op (disp, 0);
+ print_operand_value (scratchbuf, 1, disp);
oappend (scratchbuf);
}
-/* ARGSUSED */
static void
-OP_SEG (dummy, sizeflag)
- int dummy;
- int sizeflag;
+OP_SEG (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
- static char *sreg[] = {
- "%es","%cs","%ss","%ds","%fs","%gs","%?","%?",
- };
-
- oappend (sreg[reg]);
+ oappend (names_seg[reg]);
}
static void
-OP_DIR (size, sizeflag)
- int size;
- int sizeflag;
+OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag)
{
int seg, offset;
- switch (size)
+ if (sizeflag & DFLAG)
{
- case lptr:
- if (sizeflag & DFLAG)
- {
- offset = get32 ();
- seg = get16 ();
- }
- else
- {
- offset = get16 ();
- seg = get16 ();
- }
- sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset);
- oappend (scratchbuf);
- break;
- case v_mode:
- if (sizeflag & DFLAG)
- offset = get32 ();
- else
- {
- offset = get16 ();
- if ((offset & 0x8000) != 0)
- offset -= 0x10000;
- }
-
- offset = start_pc + codep - start_codep + offset;
- set_op (offset);
- sprintf (scratchbuf, "0x%x", offset);
- oappend (scratchbuf);
- break;
- default:
- oappend (INTERNAL_DISASSEMBLER_ERROR);
- break;
+ 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);
}
-/* ARGSUSED */
static void
-OP_OFF (ignore, sizeflag)
- int ignore;
- int sizeflag;
+OP_OFF (int bytemode ATTRIBUTE_UNUSED, int sizeflag)
{
- int off;
+ bfd_vma off;
append_seg ();
- if (sizeflag & AFLAG)
+ if ((sizeflag & AFLAG) || mode_64bit)
off = get32 ();
else
off = get16 ();
if (intel_syntax)
{
if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
- | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
+ | 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 ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
+{
+ bfd_vma off;
+
+ if (!mode_64bit)
+ {
+ OP_OFF (bytemode, sizeflag);
+ return;
+ }
+
+ append_seg ();
+
+ off = get64 ();
+
+ if (intel_syntax)
+ {
+ if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
+ | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
{
- oappend (names_seg[3]);
+ oappend (names_seg[ds_reg - es_reg]);
oappend (":");
}
}
- sprintf (scratchbuf, "0x%x", off);
+ print_operand_value (scratchbuf, 1, off);
oappend (scratchbuf);
}
static void
-ptr_reg (code, sizeflag)
- int code;
- int sizeflag;
+ptr_reg (int code, int sizeflag)
{
- char *s;
- oappend ("(");
- if (sizeflag & AFLAG)
+ const char *s;
+
+ *obufp++ = open_char;
+ used_prefixes |= (prefixes & PREFIX_ADDR);
+ if (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);
- oappend (")");
+ *obufp++ = close_char;
+ *obufp = 0;
}
static void
-OP_ESreg (code, sizeflag)
- int code;
- int sizeflag;
+OP_ESreg (int code, int sizeflag)
{
- oappend ("%es:");
+ if (intel_syntax)
+ {
+ if (codep[-1] & 1)
+ {
+ USED_REX (REX_MODE64);
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ if (rex & REX_MODE64)
+ oappend ("QWORD PTR ");
+ else if ((sizeflag & DFLAG))
+ oappend ("DWORD PTR ");
+ else
+ oappend ("WORD PTR ");
+ }
+ else
+ oappend ("BYTE PTR ");
+ }
+
+ oappend ("%es:" + intel_syntax);
ptr_reg (code, sizeflag);
}
static void
-OP_DSreg (code, sizeflag)
- int code;
- int sizeflag;
+OP_DSreg (int code, int sizeflag)
{
+ if (intel_syntax)
+ {
+ if (codep[-1] != 0xd7 && (codep[-1] & 1))
+ {
+ USED_REX (REX_MODE64);
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ if (rex & REX_MODE64)
+ oappend ("QWORD PTR ");
+ else if ((sizeflag & DFLAG))
+ oappend ("DWORD PTR ");
+ else
+ oappend ("WORD PTR ");
+ }
+ else
+ oappend ("BYTE PTR ");
+ }
+
if ((prefixes
& (PREFIX_CS
| PREFIX_DS
| PREFIX_FS
| PREFIX_GS)) == 0)
prefixes |= PREFIX_DS;
- append_seg();
+ append_seg ();
ptr_reg (code, sizeflag);
}
-#if 0
-/* Not used. */
-
-/* ARGSUSED */
static void
-OP_ONE (dummy, sizeflag)
- int dummy;
- int sizeflag;
+OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
- oappend ("1");
+ int add = 0;
+ USED_REX (REX_EXTX);
+ if (rex & REX_EXTX)
+ add = 8;
+ sprintf (scratchbuf, "%%cr%d", reg + add);
+ oappend (scratchbuf + intel_syntax);
}
-#endif
-
-/* ARGSUSED */
static void
-OP_C (dummy, sizeflag)
- int dummy;
- int sizeflag;
+OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
- codep++; /* skip mod/rm */
- sprintf (scratchbuf, "%%cr%d", reg);
+ int add = 0;
+ USED_REX (REX_EXTX);
+ if (rex & REX_EXTX)
+ add = 8;
+ if (intel_syntax)
+ sprintf (scratchbuf, "db%d", reg + add);
+ else
+ sprintf (scratchbuf, "%%db%d", reg + add);
oappend (scratchbuf);
}
-/* ARGSUSED */
static void
-OP_D (dummy, sizeflag)
- int dummy;
- int sizeflag;
+OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
- codep++; /* skip mod/rm */
- sprintf (scratchbuf, "%%db%d", reg);
- oappend (scratchbuf);
+ sprintf (scratchbuf, "%%tr%d", reg);
+ oappend (scratchbuf + intel_syntax);
}
-/* ARGSUSED */
static void
-OP_T (dummy, sizeflag)
- int dummy;
- int sizeflag;
+OP_Rd (int bytemode, int sizeflag)
{
- codep++; /* skip mod/rm */
- sprintf (scratchbuf, "%%tr%d", reg);
- oappend (scratchbuf);
+ if (mod == 3)
+ OP_E (bytemode, sizeflag);
+ else
+ BadOp ();
}
static void
-OP_rm (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
- switch (bytemode)
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ if (prefixes & PREFIX_DATA)
{
- case d_mode:
- oappend (names32[rm]);
- break;
- case w_mode:
- oappend (names16[rm]);
- break;
+ int add = 0;
+ USED_REX (REX_EXTX);
+ if (rex & REX_EXTX)
+ add = 8;
+ sprintf (scratchbuf, "%%xmm%d", reg + add);
}
+ else
+ sprintf (scratchbuf, "%%mm%d", reg);
+ oappend (scratchbuf + intel_syntax);
}
static void
-OP_MMX (ignore, sizeflag)
- int ignore;
- int sizeflag;
+OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
- sprintf (scratchbuf, "%%mm%d", reg);
- oappend (scratchbuf);
+ int add = 0;
+ USED_REX (REX_EXTX);
+ if (rex & REX_EXTX)
+ add = 8;
+ sprintf (scratchbuf, "%%xmm%d", reg + add);
+ oappend (scratchbuf + intel_syntax);
}
static void
-OP_EM (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_EM (int bytemode, int sizeflag)
{
if (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++;
- sprintf (scratchbuf, "%%mm%d", rm);
- oappend (scratchbuf);
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ if (prefixes & PREFIX_DATA)
+ {
+ int add = 0;
+
+ USED_REX (REX_EXTZ);
+ if (rex & REX_EXTZ)
+ add = 8;
+ sprintf (scratchbuf, "%%xmm%d", rm + add);
+ }
+ else
+ sprintf (scratchbuf, "%%mm%d", rm);
+ oappend (scratchbuf + intel_syntax);
}
static void
-OP_MS (ignore, sizeflag)
- int ignore;
- int sizeflag;
+OP_EX (int bytemode, int sizeflag)
{
- ++codep;
- sprintf (scratchbuf, "%%mm%d", rm);
- oappend (scratchbuf);
+ int add = 0;
+ if (mod != 3)
+ {
+ if (intel_syntax && bytemode == v_mode)
+ {
+ switch (prefixes & (PREFIX_DATA|PREFIX_REPZ|PREFIX_REPNZ))
+ {
+ case 0: bytemode = x_mode; break;
+ case PREFIX_REPZ: bytemode = d_mode; used_prefixes |= PREFIX_REPZ; break;
+ case PREFIX_DATA: bytemode = x_mode; used_prefixes |= PREFIX_DATA; break;
+ case PREFIX_REPNZ: bytemode = q_mode; used_prefixes |= PREFIX_REPNZ; break;
+ default: bytemode = 0; break;
+ }
+ }
+ OP_E (bytemode, sizeflag);
+ return;
+ }
+ USED_REX (REX_EXTZ);
+ if (rex & REX_EXTZ)
+ add = 8;
+
+ /* Skip mod/rm byte. */
+ MODRM_CHECK;
+ codep++;
+ sprintf (scratchbuf, "%%xmm%d", rm + add);
+ oappend (scratchbuf + intel_syntax);
+}
+
+static void
+OP_MS (int bytemode, int sizeflag)
+{
+ if (mod == 3)
+ OP_EM (bytemode, sizeflag);
+ else
+ BadOp ();
+}
+
+static void
+OP_XS (int bytemode, int sizeflag)
+{
+ if (mod == 3)
+ OP_EX (bytemode, sizeflag);
+ else
+ BadOp ();
+}
+
+static void
+OP_M (int bytemode, int sizeflag)
+{
+ if (mod == 3)
+ BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
+ else
+ OP_E (bytemode, sizeflag);
+}
+
+static void
+OP_0f07 (int bytemode, int sizeflag)
+{
+ if (mod != 3 || rm != 0)
+ BadOp ();
+ else
+ OP_E (bytemode, sizeflag);
}
-static const char *Suffix3DNow[] = {
+static void
+OP_0fae (int bytemode, int sizeflag)
+{
+ if (mod == 3)
+ {
+ if (reg == 7)
+ strcpy (obuf + strlen (obuf) - sizeof ("clflush") + 1, "sfence");
+
+ if (reg < 5 || rm != 0)
+ {
+ BadOp (); /* bad sfence, mfence, or lfence */
+ return;
+ }
+ }
+ else if (reg != 7)
+ {
+ BadOp (); /* bad clflush */
+ return;
+ }
+
+ OP_E (bytemode, sizeflag);
+}
+
+static void
+NOP_Fixup (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
+{
+ /* NOP with REPZ prefix is called PAUSE. */
+ if (prefixes == PREFIX_REPZ)
+ strcpy (obuf, "pause");
+}
+
+static const char *const Suffix3DNow[] = {
/* 00 */ NULL, NULL, NULL, NULL,
/* 04 */ NULL, NULL, NULL, NULL,
/* 08 */ NULL, NULL, NULL, NULL,
-/* 0C */ NULL, "pi2fd", NULL, NULL,
+/* 0C */ "pi2fw", "pi2fd", NULL, NULL,
/* 10 */ NULL, NULL, NULL, NULL,
/* 14 */ NULL, NULL, NULL, NULL,
/* 18 */ NULL, NULL, NULL, NULL,
-/* 1C */ NULL, "pf2id", NULL, NULL,
+/* 1C */ "pf2iw", "pf2id", NULL, NULL,
/* 20 */ NULL, NULL, NULL, NULL,
/* 24 */ NULL, NULL, NULL, NULL,
/* 28 */ NULL, NULL, NULL, NULL,
/* 7C */ NULL, NULL, NULL, NULL,
/* 80 */ NULL, NULL, NULL, NULL,
/* 84 */ NULL, NULL, NULL, NULL,
-/* 88 */ NULL, NULL, NULL, NULL,
-/* 8C */ 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,
/* AC */ NULL, NULL, "pfacc", NULL,
/* B0 */ "pfcmpeq", NULL, NULL, NULL,
/* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw",
-/* B8 */ NULL, NULL, NULL, NULL,
+/* B8 */ NULL, NULL, NULL, "pswapd",
/* BC */ NULL, NULL, NULL, "pavgusb",
/* C0 */ NULL, NULL, NULL, NULL,
/* C4 */ NULL, NULL, NULL, NULL,
};
static void
-OP_3DNowSuffix (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
const char *mnemonic;
/* 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. */
- mnemonic = Suffix3DNow[*codep++];
+ obufp = obuf + strlen (obuf);
+ mnemonic = Suffix3DNow[*codep++ & 0xff];
if (mnemonic)
- strcat (obuf, 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. */
- op1out[0] = 0;
- op2out[0] = 0;
- codep = insn_codep + 1;
- strcat (obuf, "(bad)");
+ op1out[0] = '\0';
+ op2out[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. */
+ op1out[0] = '\0';
+ op2out[0] = '\0';
+ BadOp ();
+ }
+}
+
+static void
+SIMD_Fixup (int extrachar, int sizeflag ATTRIBUTE_UNUSED)
+{
+ /* Change movlps/movhps to movhlps/movlhps for 2 register operand
+ forms of these instructions. */
+ if (mod == 3)
+ {
+ char *p = obuf + strlen (obuf);
+ *(p + 1) = '\0';
+ *p = *(p - 1);
+ *(p - 1) = *(p - 2);
+ *(p - 2) = *(p - 3);
+ *(p - 3) = extrachar;
+ }
+}
+
+static void
+PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag)
+{
+ if (mod == 3 && reg == 1 && rm <= 1)
+ {
+ /* Override "sidt". */
+ char *p = obuf + strlen (obuf) - 4;
+
+ /* We might have a suffix. */
+ if (*p == 'i')
+ --p;
+
+ if (rm)
+ {
+ /* mwait %eax,%ecx */
+ strcpy (p, "mwait");
+ }
+ else
+ {
+ /* monitor %eax,%ecx,%edx" */
+ strcpy (p, "monitor");
+ strcpy (op3out, names32[2]);
+ }
+ strcpy (op1out, names32[0]);
+ strcpy (op2out, names32[1]);
+ two_source_ops = 1;
+
+ codep++;
+ }
+ else
+ OP_E (0, sizeflag);
+}
+
+static void
+INVLPG_Fixup (int bytemode, int sizeflag)
+{
+ if (*codep == 0xf8)
+ {
+ char *p = obuf + strlen (obuf);
+
+ /* Override "invlpg". */
+ strcpy (p - 6, "swapgs");
+ codep++;
+ }
+ else
+ OP_E (bytemode, sizeflag);
+}
+
+static void
+BadOp (void)
+{
+ /* Throw away prefixes and 1st. opcode byte. */
+ codep = insn_codep + 1;
+ oappend ("(bad)");
+}