/* Print i386 instructions for GDB, the GNU debugger.
Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of GDB.
static void OP_XMM (int, int);
static void OP_EM (int, int);
static void OP_EX (int, int);
+static void OP_EMC (int,int);
+static void OP_MXC (int,int);
static void OP_MS (int, int);
static void OP_XS (int, int);
static void OP_M (int, int);
static void SVME_Fixup (int, int);
static void INVLPG_Fixup (int, int);
static void BadOp (void);
-static void SEG_Fixup (int, int);
static void VMX_Fixup (int, int);
static void REP_Fixup (int, int);
+static void CMPXCHG8B_Fixup (int, int);
struct dis_private {
/* Points to first byte not fetched. */
#define Eb OP_E, 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, stack_v_mode
#define stackEv OP_E, stack_v_mode
#define Em OP_E, m_mode
#define Ew OP_E, w_mode
-#define Ma OP_E, v_mode
#define M OP_M, 0 /* lea, lgdt, etc. */
+#define Ma OP_M, v_mode
#define Mp OP_M, f_mode /* 32 or 48 bit memory operand for LDS, LES etc */
+#define Mq OP_M, q_mode
#define Gb OP_G, b_mode
#define Gv OP_G, v_mode
#define Gd OP_G, d_mode
#define Cm OP_C, m_mode
#define Dm OP_D, m_mode
#define Td OP_T, d_mode
-#define Sv SEG_Fixup, v_mode
#define RMeAX OP_REG, eAX_reg
#define RMeBX OP_REG, eBX_reg
#define BH OP_IMREG, bh_reg
#define AX OP_IMREG, ax_reg
#define DX OP_IMREG, dx_reg
+#define zAX OP_IMREG, z_mode_ax_reg
#define indirDX OP_IMREG, indir_dx_reg
#define Sw OP_SEG, w_mode
+#define Sv OP_SEG, v_mode
#define Ap OP_DIR, 0
#define Ob OP_OFF64, b_mode
#define Ov OP_OFF64, v_mode
#define Xb OP_DSreg, eSI_reg
#define Xv OP_DSreg, eSI_reg
+#define Xz OP_DSreg, eSI_reg
#define Yb OP_ESreg, eDI_reg
#define Yv OP_ESreg, eDI_reg
#define DSBX OP_DSreg, eBX_reg
#define EX OP_EX, v_mode
#define MS OP_MS, v_mode
#define XS OP_XS, v_mode
+#define EMC OP_EMC, v_mode
+#define MXC OP_MXC, 0
#define VM OP_VMX, q_mode
#define OPSUF OP_3DNowSuffix, 0
#define OPSIMD OP_SIMD_Suffix, 0
#define Xvr REP_Fixup, eSI_reg
#define Ybr REP_Fixup, eDI_reg
#define Yvr REP_Fixup, eDI_reg
+#define Yzr REP_Fixup, eDI_reg
#define indirDXr REP_Fixup, indir_dx_reg
#define ALr REP_Fixup, al_reg
#define eAXr REP_Fixup, eAX_reg
#define f_mode 13 /* 4- or 6-byte pointer operand */
#define const_1_mode 14
#define stack_v_mode 15 /* v_mode for stack-related opcodes. */
+#define z_mode 16 /* non-quad operand size depends on prefixes */
+#define o_mode 17 /* 16-byte operand */
#define es_reg 100
#define cs_reg 101
#define rSI_reg 138
#define rDI_reg 139
+#define z_mode_ax_reg 149
#define indir_dx_reg 150
#define FLOATCODE 1
#define GRP7 NULL, NULL, USE_GROUPS, NULL, 14, NULL, 0, NULL, 0
#define GRP8 NULL, NULL, USE_GROUPS, NULL, 15, NULL, 0, NULL, 0
#define GRP9 NULL, NULL, USE_GROUPS, NULL, 16, NULL, 0, NULL, 0
-#define GRP12 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0, NULL, 0
-#define GRP13 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0, NULL, 0
-#define GRP14 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0, NULL, 0
-#define GRP15 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0, NULL, 0
-#define GRP16 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0, NULL, 0
-#define GRPAMD NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0, NULL, 0
-#define GRPPADLCK1 NULL, NULL, USE_GROUPS, NULL, 23, NULL, 0, NULL, 0
-#define GRPPADLCK2 NULL, NULL, USE_GROUPS, NULL, 24, NULL, 0, NULL, 0
+#define GRP11_C6 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0, NULL, 0
+#define GRP11_C7 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0, NULL, 0
+#define GRP12 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0, NULL, 0
+#define GRP13 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0, NULL, 0
+#define GRP14 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0, NULL, 0
+#define GRP15 NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0, NULL, 0
+#define GRP16 NULL, NULL, USE_GROUPS, NULL, 23, NULL, 0, NULL, 0
+#define GRPAMD NULL, NULL, USE_GROUPS, NULL, 24, NULL, 0, NULL, 0
+#define GRPPADLCK1 NULL, NULL, USE_GROUPS, NULL, 25, NULL, 0, NULL, 0
+#define GRPPADLCK2 NULL, NULL, USE_GROUPS, NULL, 26, NULL, 0, NULL, 0
#define PREGRP0 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 0, NULL, 0, NULL, 0
#define PREGRP1 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 1, NULL, 0, NULL, 0
#define PREGRP34 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 34, NULL, 0, NULL, 0
#define PREGRP35 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 35, NULL, 0, NULL, 0
#define PREGRP36 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 36, NULL, 0, NULL, 0
+#define PREGRP37 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 37, NULL, 0, NULL, 0
-#define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0, NULL, 0
+
+#define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0, NULL, 0
+#define X86_64_1 NULL, NULL, X86_64_SPECIAL, NULL, 1, NULL, 0, NULL, 0
+#define X86_64_2 NULL, NULL, X86_64_SPECIAL, NULL, 2, NULL, 0, NULL, 0
+#define X86_64_3 NULL, NULL, X86_64_SPECIAL, NULL, 3, NULL, 0, NULL, 0
#define THREE_BYTE_0 NULL, NULL, IS_3BYTE_OPCODE, NULL, 0, NULL, 0, NULL, 0
#define THREE_BYTE_1 NULL, NULL, IS_3BYTE_OPCODE, NULL, 1, NULL, 0, NULL, 0
'B' => print 'b' if suffix_always is true
'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand
. size prefix
+ 'D' => print 'w' if no register operands or 'w', 'l' or 'q', if
+ . suffix_always is true
'E' => print 'e' if 32-bit form of jcxz
'F' => print 'w' or 'l' depending on address size prefix (loop insns)
+ 'G' => print 'w' or 'l' depending on operand size prefix (i/o insns)
'H' => print ",pt" or ",pn" branch hint
'I' => honor following macro letter even in Intel mode (implemented only
. for some of the macro letters)
'J' => print 'l'
'L' => print 'l' if suffix_always is true
'N' => print 'n' if instruction has no wait "prefix"
- 'O' => print 'd', or 'o'
+ 'O' => print 'd' or 'o' (or 'q' in Intel mode)
'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix,
. or suffix_always is true. print 'q' if rex prefix is present.
'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always
. is true
- 'R' => print 'w', 'l' or 'q' ("wd" or "dq" in intel mode)
+ 'R' => print 'w', 'l' or 'q' ('d' for 'l' and 'e' in Intel mode)
'S' => print 'w', 'l' or 'q' if suffix_always is true
'T' => print 'q' in 64bit mode and behave as 'P' otherwise
'U' => print 'q' in 64bit mode and behave as 'Q' otherwise
'V' => print 'q' in 64bit mode and behave as 'S' otherwise
- 'W' => print 'b' or 'w' ("w" or "de" in intel mode)
+ 'W' => print 'b', 'w' or 'l' ('d' in Intel mode)
'X' => print 's', 'd' depending on data16 prefix (for XMM)
'Y' => 'q' if instruction has an REX 64bit overwrite prefix
'Z' => print 'q' in 64bit mode and behave as 'L' otherwise
{ "orB", Eb, Gb, XX, XX },
{ "orS", Ev, Gv, XX, XX },
{ "orB", Gb, Eb, XX, XX },
- { "orS", Gv, Ev, XX , XX},
+ { "orS", Gv, Ev, XX, XX },
{ "orB", AL, Ib, XX, XX },
{ "orS", eAX, Iv, XX, XX },
{ "push{T|}", cs, XX, XX, XX },
{ "daa{|}", XX, XX, XX, XX },
/* 28 */
{ "subB", Eb, Gb, XX, XX },
- { "subS", Ev, Gv, XX, XX},
+ { "subS", Ev, Gv, XX, XX },
{ "subB", Gb, Eb, XX, XX },
{ "subS", Gv, Ev, XX, XX },
{ "subB", AL, Ib, XX, XX },
{ "popV", RMrSI, XX, XX, XX },
{ "popV", RMrDI, XX, XX, XX },
/* 60 */
- { "pusha{P|}", XX, XX, XX, XX},
- { "popa{P|}", XX, XX, XX, XX },
- { "bound{S|}", Gv, Ma, XX, XX },
{ X86_64_0 },
+ { X86_64_1 },
+ { X86_64_2 },
+ { X86_64_3 },
{ "(bad)", XX, XX, XX, XX }, /* seg fs */
{ "(bad)", XX, XX, XX, XX }, /* seg gs */
{ "(bad)", XX, XX, XX, XX }, /* op size prefix */
{ "pushT", sIb, XX, XX, XX },
{ "imulS", Gv, Ev, sIb, XX },
{ "ins{b||b|}", Ybr, indirDX, XX, XX },
- { "ins{R||R|}", Yvr, indirDX, XX, XX },
+ { "ins{R||G|}", Yzr, indirDX, XX, XX },
{ "outs{b||b|}", indirDXr, Xb, XX, XX },
- { "outs{R||R|}", indirDXr, Xv, XX, XX },
+ { "outs{R||G|}", indirDXr, Xz, XX, XX },
/* 70 */
{ "joH", Jb, XX, cond_jump_flag, XX },
{ "jnoH", Jb, XX, cond_jump_flag, XX },
{ "movS", Ev, Gv, XX, XX },
{ "movB", Gb, Eb, XX, XX },
{ "movS", Gv, Ev, XX, XX },
- { "movQ", Sv, Sw, XX, XX },
+ { "movD", Sv, Sw, XX, XX },
{ "leaS", Gv, M, XX, XX },
- { "movQ", Sw, Sv, XX, XX },
+ { "movD", Sw, Sv, XX, XX },
{ "popU", stackEv, XX, XX, XX },
/* 90 */
{ "xchgS", NOP_Fixup1, eAX_reg, NOP_Fixup2, eAX_reg, XX, XX },
{ "xchgS", RMeSI, eAX, XX, XX },
{ "xchgS", RMeDI, eAX, XX, XX },
/* 98 */
- { "cW{tR||tR|}", XX, XX, XX, XX },
- { "cR{tO||tO|}", XX, XX, XX, XX },
+ { "cW{t||t|}R", XX, XX, XX, XX },
+ { "cR{t||t|}O", XX, XX, XX, XX },
{ "Jcall{T|}", Ap, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX }, /* fwait */
{ "pushfT", XX, XX, XX, XX },
{ "retT", XX, XX, XX, XX },
{ "les{S|}", Gv, Mp, XX, XX },
{ "ldsS", Gv, Mp, XX, XX },
- { "movA", Eb, Ib, XX, XX },
- { "movQ", Ev, Iv, XX, XX },
+ { GRP11_C6 },
+ { GRP11_C7 },
/* c8 */
{ "enterT", Iw, Ib, XX, XX },
{ "leaveT", XX, XX, XX, XX },
{ "loopFH", Jb, XX, loop_jcxz_flag, XX },
{ "jEcxzH", Jb, XX, loop_jcxz_flag, XX },
{ "inB", AL, Ib, XX, XX },
- { "inS", eAX, Ib, XX, XX },
+ { "inG", zAX, Ib, XX, XX },
{ "outB", Ib, AL, XX, XX },
- { "outS", Ib, eAX, XX, XX },
+ { "outG", Ib, zAX, XX, XX },
/* e8 */
{ "callT", Jv, XX, XX, XX },
{ "jmpT", Jv, XX, XX, XX },
{ "Jjmp{T|}", Ap, XX, XX, XX },
{ "jmp", Jb, XX, XX, XX },
{ "inB", AL, indirDX, XX, XX },
- { "inS", eAX, indirDX, XX, XX },
+ { "inG", zAX, indirDX, XX, XX },
{ "outB", indirDX, AL, XX, XX },
- { "outS", indirDX, eAX, XX, XX },
+ { "outG", indirDX, zAX, XX, XX },
/* f0 */
{ "(bad)", XX, XX, XX, XX }, /* lock prefix */
{ "icebp", XX, XX, XX, XX },
{ "clts", XX, XX, XX, XX },
{ "sysretP", XX, XX, XX, XX },
/* 08 */
- { "invd", XX, XX, XX, XX},
+ { "invd", XX, XX, XX, XX },
{ "wbinvd", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "ud2a", XX, XX, XX, XX },
{ "movz{bR|x|bR|x}", Gv, Eb, XX, XX },
{ "movz{wR|x|wR|x}", Gv, Ew, XX, XX }, /* yes, there really is movzww ! */
/* b8 */
- { "popcntS", Gv, Ev, XX, XX },
+ { PREGRP37 },
{ "ud2b", XX, XX, XX, XX },
{ GRP8 },
{ "btcS", Ev, Gv, XX, XX },
/* 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] = {
+static const unsigned char twobyte_uses_DATA_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 */
/* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
};
+static const unsigned char twobyte_uses_REPNZ_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 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 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 */ 0,1,0,0,0,0,0,0,1,1,1,0,1,1,1,1, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,0,0, /* 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 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+static const unsigned char twobyte_uses_REPZ_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 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 6f */
+ /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 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 */ 0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0, /* bf */
+ /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+/* This is used to determine if opcode 0f 38 XX uses DATA prefix. */
+static const unsigned char threebyte_0x38_uses_DATA_prefix[256] = {
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+ /* ------------------------------- */
+ /* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0, /* 0f */
+ /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+/* This is used to determine if opcode 0f 38 XX uses REPNZ prefix. */
+static const unsigned char threebyte_0x38_uses_REPNZ_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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+/* This is used to determine if opcode 0f 38 XX uses REPZ prefix. */
+static const unsigned char threebyte_0x38_uses_REPZ_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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+/* This is used to determine if opcode 0f 3a XX uses DATA prefix. */
+static const unsigned char threebyte_0x3a_uses_DATA_prefix[256] = {
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+ /* ------------------------------- */
+ /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 0f */
+ /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+/* This is used to determine if opcode 0f 3a XX uses REPNZ prefix. */
+static const unsigned char threebyte_0x3a_uses_REPNZ_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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
+/* This is used to determine if opcode 0f 3a XX uses REPZ prefix. */
+static const unsigned char threebyte_0x3a_uses_REPZ_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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
+ /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
+ /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
+ /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
+ /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
+ /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
+ /* ------------------------------- */
+ /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
+};
+
static char obuf[100];
static char *obufp;
static char scratchbuf[100];
},
/* GRP6 */
{
- { "sldtQ", Ev, XX, XX, XX },
- { "strQ", Ev, XX, XX, XX },
+ { "sldtD", Sv, XX, XX, XX },
+ { "strD", Sv, XX, XX, XX },
{ "lldt", Ew, XX, XX, XX },
{ "ltr", Ew, XX, XX, XX },
{ "verr", Ew, XX, XX, XX },
{ "sidt{Q|IQ||}", PNI_Fixup, 0, XX, XX, XX },
{ "lgdt{Q|Q||}", M, XX, XX, XX },
{ "lidt{Q|Q||}", SVME_Fixup, 0, XX, XX, XX },
- { "smswQ", Ev, XX, XX, XX },
+ { "smswD", Sv, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "lmsw", Ew, XX, XX, XX },
{ "invlpg", INVLPG_Fixup, w_mode, XX, XX, XX },
/* GRP9 */
{
{ "(bad)", XX, XX, XX, XX },
- { "cmpxchg8b", Eq, XX, XX, XX },
+ { "cmpxchg8b", CMPXCHG8B_Fixup, q_mode, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "", VM, XX, XX, XX }, /* See OP_VMX. */
- { "vmptrst", Eq, XX, XX, XX },
+ { "vmptrst", Mq, XX, XX, XX },
+ },
+ /* GRP11_C6 */
+ {
+ { "movA", Eb, Ib, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ },
+ /* GRP11_C7 */
+ {
+ { "movQ", Ev, Iv, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
},
/* GRP12 */
{
},
/* PREGRP2 */
{
- { "cvtpi2ps", XM, EM, XX, XX },
+ { "cvtpi2ps", XM, EMC, XX, XX },
{ "cvtsi2ssY", XM, Ev, XX, XX },
- { "cvtpi2pd", XM, EM, XX, XX },
+ { "cvtpi2pd", XM, EMC, XX, XX },
{ "cvtsi2sdY", XM, Ev, XX, XX },
},
/* PREGRP3 */
{
- { "cvtps2pi", MX, EX, XX, XX },
+ { "cvtps2pi", MXC, EX, XX, XX },
{ "cvtss2siY", Gv, EX, XX, XX },
- { "cvtpd2pi", MX, EX, XX, XX },
+ { "cvtpd2pi", MXC, EX, XX, XX },
{ "cvtsd2siY", Gv, EX, XX, XX },
},
/* PREGRP4 */
{
- { "cvttps2pi", MX, EX, XX, XX },
+ { "cvttps2pi", MXC, EX, XX, XX },
{ "cvttss2siY", Gv, EX, XX, XX },
- { "cvttpd2pi", MX, EX, XX, XX },
+ { "cvttpd2pi", MXC, EX, XX, XX },
{ "cvttsd2siY", Gv, EX, XX, XX },
},
/* PREGRP5 */
},
/* PREGRP15 */
{
- { "(bad)", XM, EX, XX, XX},
+ { "(bad)", XM, EX, XX, XX },
{ "cvtdq2pd", XM, EX, XX, XX },
{ "cvttpd2dq", XM, EX, XX, XX },
{ "cvtpd2dq", XM, EX, XX, XX },
{
{ "maskmovq", MX, MS, XX, XX },
{ "(bad)", XM, EX, XX, XX },
- { "maskmovdqu", XM, EX, XX, XX },
+ { "maskmovdqu", XM, XS, XX, XX },
{ "(bad)", XM, EX, XX, XX },
},
/* PREGRP19 */
{ "pshufw", MX, EM, Ib, XX },
{ "pshufhw", XM, EX, Ib, XX },
{ "pshufd", XM, EX, Ib, XX },
- { "pshuflw", XM, EX, Ib, XX},
+ { "pshuflw", XM, EX, Ib, XX },
},
/* PREGRP23 */
{
},
/* PREGRP33 */
{
- {"movntps",Ev, XM, XX, XX},
- {"movntss",Ev, XM, XX, XX},
- {"movntpd",Ev, XM, XX, XX},
- {"movntsd",Ev, XM, XX, XX},
+ {"movntps",Ev, XM, XX, XX },
+ {"movntss",Ev, XM, XX, XX },
+ {"movntpd",Ev, XM, XX, XX },
+ {"movntsd",Ev, XM, XX, XX },
},
/* PREGRP34 */
{
- {"vmread", Em, Gm, XX, XX},
- {"(bad)", XX, XX, XX, XX},
- {"extrq", XS, Ib, Ib, XX},
- {"insertq",XM, XS, Ib, Ib},
+ {"vmread", Em, Gm, XX, XX },
+ {"(bad)", XX, XX, XX, XX },
+ {"extrq", XS, Ib, Ib, XX },
+ {"insertq",XM, XS, Ib, Ib },
},
/* PREGRP35 */
{
- {"vmwrite", Gm, Em, XX, XX},
- {"(bad)", XX, XX, XX, XX},
- {"extrq", XM, XS, XX, XX},
- {"insertq", XM, XS, XX, XX},
+ {"vmwrite", Gm, Em, XX, XX },
+ {"(bad)", XX, XX, XX, XX },
+ {"extrq", XM, XS, XX, XX },
+ {"insertq", XM, XS, XX, XX },
},
/* PREGRP36 */
{ "(bad)", XX, XX, XX, XX },
},
+ /* PREGRP37 */
+ {
+ { "(bad)", XX, XX, XX, XX },
+ { "popcntS",Gv, Ev, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ },
};
static const struct dis386 x86_64_table[][2] = {
{
- { "arpl", Ew, Gw, XX, XX },
- { "movs{||lq|xd}", Gv, Ed, XX, XX },
+ { "pusha{P|}", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ },
+ {
+ { "popa{P|}", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ },
+ {
+ { "bound{S|}", Gv, Ma, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ },
+ {
+ { "arpl", Ew, Gw, XX, XX },
+ { "movs{||lq|xd}", Gv, Ed, XX, XX },
},
};
-static const struct dis386 three_byte_table[][32] = {
+static const struct dis386 three_byte_table[][256] = {
/* THREE_BYTE_0 */
{
+ /* 00 */
{ "pshufb", MX, EM, XX, XX },
{ "phaddw", MX, EM, XX, XX },
{ "phaddd", MX, EM, XX, XX },
{ "phsubw", MX, EM, XX, XX },
{ "phsubd", MX, EM, XX, XX },
{ "phsubsw", MX, EM, XX, XX },
+ /* 08 */
{ "psignb", MX, EM, XX, XX },
{ "psignw", MX, EM, XX, XX },
{ "psignd", MX, EM, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
+ /* 10 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 18 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "pabsb", MX, EM, XX, XX },
+ { "pabsw", MX, EM, XX, XX },
+ { "pabsd", MX, EM, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 20 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 28 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 30 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 38 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 40 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 48 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 50 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 58 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 60 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 68 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 70 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 78 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 80 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 88 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 90 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 98 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* a0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* a8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* b0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* b8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* c0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* c8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* d0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* d8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* e0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* e8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* f0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* f8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX }
+ },
+ /* THREE_BYTE_1 */
+ {
+ /* 00 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 08 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "palignr", MX, EM, Ib, XX },
+ /* 10 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 18 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 20 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 28 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 30 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 38 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 40 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 48 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 50 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 58 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 60 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 68 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 70 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 78 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 80 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* 88 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
+ /* 90 */
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
- { "pabsb", MX, EM, XX, XX },
- { "pabsw", MX, EM, XX, XX },
- { "pabsd", MX, EM, XX, XX },
- { "(bad)", XX, XX, XX, XX }
- },
- /* THREE_BYTE_1 */
- {
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
+ /* 98 */
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
+ /* a0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* a8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* b0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* b8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* c0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* c8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* d0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* d8 */
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
- { "palignr", MX, EM, Ib, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
+ /* e0 */
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
+ /* e8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* f0 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ /* f8 */
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
+ { "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
{ "(bad)", XX, XX, XX, XX },
return print_insn (pc, info);
}
+void
+print_i386_disassembler_options (FILE *stream)
+{
+ fprintf (stream, _("\n\
+The following i386/x86-64 specific disassembler options are supported for use\n\
+with the -M switch (multiple options should be separated by commas):\n"));
+
+ fprintf (stream, _(" x86-64 Disassemble in 64bit mode\n"));
+ fprintf (stream, _(" i386 Disassemble in 32bit mode\n"));
+ fprintf (stream, _(" i8086 Disassemble in 16bit mode\n"));
+ fprintf (stream, _(" att Display instruction in AT&T syntax\n"));
+ fprintf (stream, _(" intel Display instruction in Intel syntax\n"));
+ fprintf (stream, _(" addr64 Assume 64bit address size\n"));
+ fprintf (stream, _(" addr32 Assume 32bit address size\n"));
+ fprintf (stream, _(" addr16 Assume 16bit address size\n"));
+ fprintf (stream, _(" data32 Assume 32bit data size\n"));
+ fprintf (stream, _(" data16 Assume 16bit data size\n"));
+ fprintf (stream, _(" suffix Always display instruction suffix in AT&T syntax\n"));
+}
+
static int
print_insn (bfd_vma pc, disassemble_info *info)
{
int i;
char *first, *second, *third, *fourth;
int needcomma;
- unsigned char uses_SSE_prefix, uses_LOCK_prefix;
+ unsigned char uses_DATA_prefix, uses_LOCK_prefix;
+ unsigned char uses_REPNZ_prefix, uses_REPZ_prefix;
int sizeflag;
const char *p;
struct dis_private priv;
+ unsigned char op;
if (info->mach == bfd_mach_x86_64_intel_syntax
|| info->mach == bfd_mach_x86_64)
for (p = info->disassembler_options; p != NULL; )
{
- if (strncmp (p, "x86-64", 6) == 0)
+ if (CONST_STRNEQ (p, "x86-64"))
{
address_mode = mode_64bit;
priv.orig_sizeflag = AFLAG | DFLAG;
}
- else if (strncmp (p, "i386", 4) == 0)
+ else if (CONST_STRNEQ (p, "i386"))
{
address_mode = mode_32bit;
priv.orig_sizeflag = AFLAG | DFLAG;
}
- else if (strncmp (p, "i8086", 5) == 0)
+ else if (CONST_STRNEQ (p, "i8086"))
{
address_mode = mode_16bit;
priv.orig_sizeflag = 0;
}
- else if (strncmp (p, "intel", 5) == 0)
+ else if (CONST_STRNEQ (p, "intel"))
{
intel_syntax = 1;
}
- else if (strncmp (p, "att", 3) == 0)
+ else if (CONST_STRNEQ (p, "att"))
{
intel_syntax = 0;
}
- else if (strncmp (p, "addr", 4) == 0)
+ else if (CONST_STRNEQ (p, "addr"))
{
- if (p[4] == '1' && p[5] == '6')
- priv.orig_sizeflag &= ~AFLAG;
- else if (p[4] == '3' && p[5] == '2')
- priv.orig_sizeflag |= AFLAG;
+ if (address_mode == mode_64bit)
+ {
+ if (p[4] == '3' && p[5] == '2')
+ priv.orig_sizeflag &= ~AFLAG;
+ else if (p[4] == '6' && p[5] == '4')
+ priv.orig_sizeflag |= AFLAG;
+ }
+ else
+ {
+ if (p[4] == '1' && p[5] == '6')
+ priv.orig_sizeflag &= ~AFLAG;
+ else if (p[4] == '3' && p[5] == '2')
+ priv.orig_sizeflag |= AFLAG;
+ }
}
- else if (strncmp (p, "data", 4) == 0)
+ else if (CONST_STRNEQ (p, "data"))
{
if (p[4] == '1' && p[5] == '6')
priv.orig_sizeflag &= ~DFLAG;
else if (p[4] == '3' && p[5] == '2')
priv.orig_sizeflag |= DFLAG;
}
- else if (strncmp (p, "suffix", 6) == 0)
+ else if (CONST_STRNEQ (p, "suffix"))
priv.orig_sizeflag |= SUFFIX_ALWAYS;
p = strchr (p, ',');
return 1;
}
+ op = 0;
if (*codep == 0x0f)
{
+ unsigned char threebyte;
FETCH_DATA (info, codep + 2);
- dp = &dis386_twobyte[*++codep];
+ threebyte = *++codep;
+ dp = &dis386_twobyte[threebyte];
need_modrm = twobyte_has_modrm[*codep];
- uses_SSE_prefix = twobyte_uses_SSE_prefix[*codep];
+ uses_DATA_prefix = twobyte_uses_DATA_prefix[*codep];
+ uses_REPNZ_prefix = twobyte_uses_REPNZ_prefix[*codep];
+ uses_REPZ_prefix = twobyte_uses_REPZ_prefix[*codep];
uses_LOCK_prefix = (*codep & ~0x02) == 0x20;
+ codep++;
+ if (dp->name == NULL && dp->bytemode1 == IS_3BYTE_OPCODE)
+ {
+ FETCH_DATA (info, codep + 2);
+ op = *codep++;
+ switch (threebyte)
+ {
+ case 0x38:
+ uses_DATA_prefix = threebyte_0x38_uses_DATA_prefix[op];
+ uses_REPNZ_prefix = threebyte_0x38_uses_REPNZ_prefix[op];
+ uses_REPZ_prefix = threebyte_0x38_uses_REPZ_prefix[op];
+ break;
+ case 0x3a:
+ uses_DATA_prefix = threebyte_0x3a_uses_DATA_prefix[op];
+ uses_REPNZ_prefix = threebyte_0x3a_uses_REPNZ_prefix[op];
+ uses_REPZ_prefix = threebyte_0x3a_uses_REPZ_prefix[op];
+ break;
+ default:
+ break;
+ }
+ }
}
else
{
dp = &dis386[*codep];
need_modrm = onebyte_has_modrm[*codep];
- uses_SSE_prefix = 0;
+ uses_DATA_prefix = 0;
+ uses_REPNZ_prefix = 0;
+ uses_REPZ_prefix = 0;
uses_LOCK_prefix = 0;
+ codep++;
}
- /*"lzcnt"=0xBD is the only non-sse instruction which uses F3 in the opcode without any "rep(z|nz)"*/
- if (!uses_SSE_prefix && (prefixes & PREFIX_REPZ) && *codep !=0xBD)
+ if (!uses_REPZ_prefix && (prefixes & PREFIX_REPZ))
{
oappend ("repz ");
used_prefixes |= PREFIX_REPZ;
}
- if (!uses_SSE_prefix && (prefixes & PREFIX_REPNZ) && *codep !=0xBD)
+ if (!uses_REPNZ_prefix && (prefixes & PREFIX_REPNZ))
{
oappend ("repnz ");
used_prefixes |= PREFIX_REPNZ;
}
- codep++;
-
if (!uses_LOCK_prefix && (prefixes & PREFIX_LOCK))
{
oappend ("lock ");
}
}
- if (!uses_SSE_prefix && (prefixes & PREFIX_DATA))
+ if (!uses_DATA_prefix && (prefixes & PREFIX_DATA))
{
sizeflag ^= DFLAG;
if (dp->bytemode3 == cond_jump_mode
if (dp->name == NULL && dp->bytemode1 == IS_3BYTE_OPCODE)
{
- FETCH_DATA (info, codep + 2);
- dp = &three_byte_table[dp->bytemode2][*codep++];
+ dp = &three_byte_table[dp->bytemode2][op];
mod = (*codep >> 6) & 3;
reg = (*codep >> 3) & 7;
rm = *codep & 7;
index = 1;
else
{
- used_prefixes |= (prefixes & PREFIX_DATA);
- if (prefixes & PREFIX_DATA)
- index = 2;
+ /* We should check PREFIX_REPNZ and PREFIX_REPZ
+ before PREFIX_DATA. */
+ used_prefixes |= (prefixes & PREFIX_REPNZ);
+ if (prefixes & PREFIX_REPNZ)
+ index = 3;
else
{
- used_prefixes |= (prefixes & PREFIX_REPNZ);
- if (prefixes & PREFIX_REPNZ)
- index = 3;
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ if (prefixes & PREFIX_DATA)
+ index = 2;
}
}
dp = &prefix_user_table[dp->bytemode2][index];
used_prefixes |= (prefixes & PREFIX_DATA);
}
break;
+ case 'D':
+ if (intel_syntax || !(sizeflag & SUFFIX_ALWAYS))
+ break;
+ USED_REX (REX_MODE64);
+ if (mod == 3)
+ {
+ if (rex & REX_MODE64)
+ *obufp++ = 'q';
+ else if (sizeflag & DFLAG)
+ *obufp++ = intel_syntax ? 'd' : 'l';
+ else
+ *obufp++ = 'w';
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ }
+ else
+ *obufp++ = 'w';
+ break;
case 'E': /* For jcxz/jecxz */
if (address_mode == mode_64bit)
{
used_prefixes |= (prefixes & PREFIX_ADDR);
}
break;
+ case 'G':
+ if (intel_syntax || (obufp[-1] != 's' && !(sizeflag & SUFFIX_ALWAYS)))
+ break;
+ if ((rex & REX_MODE64) || (sizeflag & DFLAG))
+ *obufp++ = 'l';
+ else
+ *obufp++ = 'w';
+ if (!(rex & REX_MODE64))
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ break;
case 'H':
if (intel_syntax)
break;
USED_REX (REX_MODE64);
if (rex & REX_MODE64)
*obufp++ = 'o';
+ else if (intel_syntax && (sizeflag & DFLAG))
+ *obufp++ = 'q';
else
*obufp++ = 'd';
+ if (!(rex & REX_MODE64))
+ used_prefixes |= (prefixes & PREFIX_DATA);
break;
case 'T':
if (intel_syntax)
break;
case 'R':
USED_REX (REX_MODE64);
- if (intel_syntax)
+ if (rex & REX_MODE64)
+ *obufp++ = 'q';
+ else if (sizeflag & DFLAG)
{
- if (rex & REX_MODE64)
- {
- *obufp++ = 'q';
- *obufp++ = 't';
- }
- else if (sizeflag & DFLAG)
- {
+ if (intel_syntax)
*obufp++ = 'd';
- *obufp++ = 'q';
- }
else
- {
- *obufp++ = 'w';
- *obufp++ = 'd';
- }
+ *obufp++ = 'l';
}
else
- {
- if (rex & REX_MODE64)
- *obufp++ = 'q';
- else if (sizeflag & DFLAG)
- *obufp++ = 'l';
- else
- *obufp++ = 'w';
- }
+ *obufp++ = 'w';
+ if (intel_syntax && !p[1]
+ && ((rex & REX_MODE64) || (sizeflag & DFLAG)))
+ *obufp++ = 'e';
if (!(rex & REX_MODE64))
used_prefixes |= (prefixes & PREFIX_DATA);
break;
/* implicit operand size 'l' for i386 or 'q' for x86-64 */
case 'W':
/* operand size flag for cwtl, cbtw */
- USED_REX (0);
- if (rex)
- *obufp++ = 'l';
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ {
+ if (intel_syntax)
+ *obufp++ = 'd';
+ else
+ *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)
+ if (!(rex & REX_MODE64))
used_prefixes |= (prefixes & PREFIX_DATA);
break;
}
oappend ("WORD PTR ");
used_prefixes |= (prefixes & PREFIX_DATA);
break;
+ case z_mode:
+ if ((rex & REX_MODE64) || (sizeflag & DFLAG))
+ *obufp++ = 'D';
+ oappend ("WORD PTR ");
+ if (!(rex & REX_MODE64))
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ break;
case d_mode:
oappend ("DWORD PTR ");
break;
case x_mode:
oappend ("XMMWORD PTR ");
break;
+ case o_mode:
+ oappend ("OWORD PTR ");
+ break;
default:
break;
}
switch (code)
{
- case indir_dx_reg:
- if (intel_syntax)
- s = "[dx]";
- else
- s = "(%dx)";
- break;
case ax_reg: case cx_reg: case dx_reg: case bx_reg:
case sp_reg: case bp_reg: case si_reg: case di_reg:
s = names16[code - ax_reg + add];
{
case indir_dx_reg:
if (intel_syntax)
- s = "[dx]";
+ s = "dx";
else
s = "(%dx)";
break;
s = names16[code - eAX_reg];
used_prefixes |= (prefixes & PREFIX_DATA);
break;
+ case z_mode_ax_reg:
+ if ((rex & REX_MODE64) || (sizeflag & DFLAG))
+ s = *names32;
+ else
+ s = *names16;
+ if (!(rex & REX_MODE64))
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ break;
default:
s = INTERNAL_DISASSEMBLER_ERROR;
break;
{
bfd_vma disp;
bfd_vma mask = -1;
+ bfd_vma segment = 0;
switch (bytemode)
{
else
{
disp = get16 ();
- /* For some reason, a data16 prefix on a jump instruction
- means that the pc is masked to 16 bits after the
- displacement is added! */
+ if ((disp & 0x8000) != 0)
+ disp -= 0x10000;
+ /* In 16bit mode, address is wrapped around at 64k within
+ the same segment. Otherwise, a data16 prefix on a jump
+ instruction means that the pc is masked to 16 bits after
+ the displacement is added! */
mask = 0xffff;
+ if ((prefixes & PREFIX_DATA) == 0)
+ segment = ((start_pc + codep - start_codep)
+ & ~((bfd_vma) 0xffff));
}
+ used_prefixes |= (prefixes & PREFIX_DATA);
break;
default:
oappend (INTERNAL_DISASSEMBLER_ERROR);
return;
}
- disp = (start_pc + codep - start_codep + disp) & mask;
+ disp = ((start_pc + codep - start_codep + disp) & mask) | segment;
set_op (disp, 0);
print_operand_value (scratchbuf, 1, disp);
oappend (scratchbuf);
}
static void
-OP_SEG (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
+OP_SEG (int bytemode, int sizeflag)
{
- oappend (names_seg[reg]);
+ if (bytemode == w_mode)
+ oappend (names_seg[reg]);
+ else
+ OP_E (mod == 3 ? bytemode : w_mode, sizeflag);
}
static void
{
bfd_vma off;
- if (address_mode != mode_64bit)
+ if (address_mode != mode_64bit
+ || (prefixes & PREFIX_ADDR))
{
OP_OFF (bytemode, sizeflag);
return;
OP_ESreg (int code, int sizeflag)
{
if (intel_syntax)
- intel_operand_size (codep[-1] & 1 ? v_mode : b_mode, sizeflag);
+ {
+ switch (codep[-1])
+ {
+ case 0x6d: /* insw/insl */
+ intel_operand_size (z_mode, sizeflag);
+ break;
+ case 0xa5: /* movsw/movsl/movsq */
+ case 0xa7: /* cmpsw/cmpsl/cmpsq */
+ case 0xab: /* stosw/stosl */
+ case 0xaf: /* scasw/scasl */
+ intel_operand_size (v_mode, sizeflag);
+ break;
+ default:
+ intel_operand_size (b_mode, sizeflag);
+ }
+ }
oappend ("%es:" + intel_syntax);
ptr_reg (code, sizeflag);
}
OP_DSreg (int code, int sizeflag)
{
if (intel_syntax)
- intel_operand_size (codep[-1] != 0xd7 && (codep[-1] & 1)
- ? v_mode
- : b_mode,
- sizeflag);
+ {
+ switch (codep[-1])
+ {
+ case 0x6f: /* outsw/outsl */
+ intel_operand_size (z_mode, sizeflag);
+ break;
+ case 0xa5: /* movsw/movsl/movsq */
+ case 0xa7: /* cmpsw/cmpsl/cmpsq */
+ case 0xad: /* lodsw/lodsl/lodsq */
+ intel_operand_size (v_mode, sizeflag);
+ break;
+ default:
+ intel_operand_size (b_mode, sizeflag);
+ }
+ }
if ((prefixes
& (PREFIX_CS
| PREFIX_DS
oappend (scratchbuf + intel_syntax);
}
+/* cvt* are the only instructions in sse2 which have
+ both SSE and MMX operands and also have 0x66 prefix
+ in their opcode. 0x66 was originally used to differentiate
+ between SSE and MMX instruction(operands). So we have to handle the
+ cvt* separately using OP_EMC and OP_MXC */
+static void
+OP_EMC (int bytemode, int sizeflag)
+{
+ if (mod != 3)
+ {
+ if (intel_syntax && bytemode == v_mode)
+ {
+ bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode;
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ }
+ OP_E (bytemode, sizeflag);
+ return;
+ }
+
+ /* Skip mod/rm byte. */
+ MODRM_CHECK;
+ codep++;
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ sprintf (scratchbuf, "%%mm%d", rm);
+ oappend (scratchbuf + intel_syntax);
+}
+
+static void
+OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
+{
+ used_prefixes |= (prefixes & PREFIX_DATA);
+ sprintf (scratchbuf, "%%mm%d", reg);
+ oappend (scratchbuf + intel_syntax);
+}
+
static void
OP_EX (int bytemode, int sizeflag)
{
OP_M (int bytemode, int sizeflag)
{
if (mod == 3)
- BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
+ /* bad bound,lea,lds,les,lfs,lgs,lss,cmpxchg8b,vmptrst modrm */
+ BadOp ();
else
OP_E (bytemode, sizeflag);
}
&& (prefixes & PREFIX_ADDR)
&& olen >= (4 + 7)
&& *(p - 1) == ' '
- && strncmp (p - 7, "addr", 4) == 0
- && (strncmp (p - 3, "16", 2) == 0
- || strncmp (p - 3, "32", 2) == 0))
+ && CONST_STRNEQ (p - 7, "addr")
+ && (CONST_STRNEQ (p - 3, "16")
+ || CONST_STRNEQ (p - 3, "32")))
p -= 7;
if (rm)
oappend ("(bad)");
}
-static void
-SEG_Fixup (int extrachar, int sizeflag)
-{
- if (mod == 3)
- {
- /* We need to add a proper suffix with
-
- movw %ds,%ax
- movl %ds,%eax
- movq %ds,%rax
- movw %ax,%ds
- movl %eax,%ds
- movq %rax,%ds
- */
- const char *suffix;
-
- if (prefixes & PREFIX_DATA)
- suffix = "w";
- else
- {
- USED_REX (REX_MODE64);
- if (rex & REX_MODE64)
- suffix = "q";
- else
- suffix = "l";
- }
- strcat (obuf, suffix);
- }
- else
- {
- /* We need to fix the suffix for
-
- movw %ds,(%eax)
- movw %ds,(%rax)
- movw (%eax),%ds
- movw (%rax),%ds
-
- Override "mov[l|q]". */
- char *p = obuf + strlen (obuf) - 1;
-
- /* We might not have a suffix. */
- if (*p == 'v')
- ++p;
- *p = 'w';
- }
-
- OP_E (extrachar, sizeflag);
-}
-
static void
VMX_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag)
{
break;
}
}
+
+static void
+CMPXCHG8B_Fixup (int bytemode, int sizeflag)
+{
+ USED_REX (REX_MODE64);
+ if (rex & REX_MODE64)
+ {
+ /* Change cmpxchg8b to cmpxchg16b. */
+ char *p = obuf + strlen (obuf) - 2;
+ strcpy (p, "16b");
+ bytemode = o_mode;
+ }
+ OP_M (bytemode, sizeflag);
+}
projects / deliverable / binutils-gdb.git / blobdiff