/* Print i386 instructions for GDB, the GNU debugger.
Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc.
This file is part of the GNU opcodes library.
static void CMP_Fixup (int, int);
static void BadOp (void);
static void REP_Fixup (int, int);
+static void HLE_Fixup1 (int, int);
+static void HLE_Fixup2 (int, int);
+static void HLE_Fixup3 (int, int);
static void CMPXCHG8B_Fixup (int, int);
static void XMM_Fixup (int, int);
static void CRC32_Fixup (int, int);
#define sIb { OP_sI, b_mode } /* sign extened byte */
#define sIbT { OP_sI, b_T_mode } /* sign extened byte like 'T' */
#define Iv { OP_I, v_mode }
-#define sIv { OP_sI, v_mode }
+#define sIv { OP_sI, v_mode }
#define Iq { OP_I, q_mode }
#define Iv64 { OP_I64, v_mode }
#define Iw { OP_I, w_mode }
#define ALr { REP_Fixup, al_reg }
#define eAXr { REP_Fixup, eAX_reg }
+/* Used handle HLE prefix for lockable instructions. */
+#define Ebh1 { HLE_Fixup1, b_mode }
+#define Evh1 { HLE_Fixup1, v_mode }
+#define Ebh2 { HLE_Fixup2, b_mode }
+#define Evh2 { HLE_Fixup2, v_mode }
+#define Ebh3 { HLE_Fixup3, b_mode }
+#define Evh3 { HLE_Fixup3, v_mode }
+
#define cond_jump_flag { NULL, cond_jump_mode }
#define loop_jcxz_flag { NULL, loop_jcxz_mode }
enum
{
MOD_8D = 0,
+ MOD_C6_REG_7,
+ MOD_C7_REG_7,
MOD_0F01_REG_0,
MOD_0F01_REG_1,
MOD_0F01_REG_2,
MOD_0F18_REG_1,
MOD_0F18_REG_2,
MOD_0F18_REG_3,
+ MOD_0F18_REG_4,
+ MOD_0F18_REG_5,
+ MOD_0F18_REG_6,
+ MOD_0F18_REG_7,
MOD_0F20,
MOD_0F21,
MOD_0F22,
enum
{
- RM_0F01_REG_0 = 0,
+ RM_C6_REG_7 = 0,
+ RM_C7_REG_7,
+ RM_0F01_REG_0,
RM_0F01_REG_1,
RM_0F01_REG_2,
RM_0F01_REG_3,
PREFIX_0F38DF,
PREFIX_0F38F0,
PREFIX_0F38F1,
+ PREFIX_0F38F6,
PREFIX_0F3A08,
PREFIX_0F3A09,
PREFIX_0F3A0A,
VEX_LEN_0F3A7F_P_2,
VEX_LEN_0F3ADF_P_2,
VEX_LEN_0F3AF0_P_3,
+ VEX_LEN_0FXOP_08_CC,
+ VEX_LEN_0FXOP_08_CD,
+ VEX_LEN_0FXOP_08_CE,
+ VEX_LEN_0FXOP_08_CF,
+ VEX_LEN_0FXOP_08_EC,
+ VEX_LEN_0FXOP_08_ED,
+ VEX_LEN_0FXOP_08_EE,
+ VEX_LEN_0FXOP_08_EF,
VEX_LEN_0FXOP_09_80,
VEX_LEN_0FXOP_09_81
};
static const struct dis386 dis386[] = {
/* 00 */
- { "addB", { Eb, Gb } },
- { "addS", { Ev, Gv } },
+ { "addB", { Ebh1, Gb } },
+ { "addS", { Evh1, Gv } },
{ "addB", { Gb, EbS } },
{ "addS", { Gv, EvS } },
{ "addB", { AL, Ib } },
{ X86_64_TABLE (X86_64_06) },
{ X86_64_TABLE (X86_64_07) },
/* 08 */
- { "orB", { Eb, Gb } },
- { "orS", { Ev, Gv } },
+ { "orB", { Ebh1, Gb } },
+ { "orS", { Evh1, Gv } },
{ "orB", { Gb, EbS } },
{ "orS", { Gv, EvS } },
{ "orB", { AL, Ib } },
{ X86_64_TABLE (X86_64_0D) },
{ Bad_Opcode }, /* 0x0f extended opcode escape */
/* 10 */
- { "adcB", { Eb, Gb } },
- { "adcS", { Ev, Gv } },
+ { "adcB", { Ebh1, Gb } },
+ { "adcS", { Evh1, Gv } },
{ "adcB", { Gb, EbS } },
{ "adcS", { Gv, EvS } },
{ "adcB", { AL, Ib } },
{ X86_64_TABLE (X86_64_16) },
{ X86_64_TABLE (X86_64_17) },
/* 18 */
- { "sbbB", { Eb, Gb } },
- { "sbbS", { Ev, Gv } },
+ { "sbbB", { Ebh1, Gb } },
+ { "sbbS", { Evh1, Gv } },
{ "sbbB", { Gb, EbS } },
{ "sbbS", { Gv, EvS } },
{ "sbbB", { AL, Ib } },
{ X86_64_TABLE (X86_64_1E) },
{ X86_64_TABLE (X86_64_1F) },
/* 20 */
- { "andB", { Eb, Gb } },
- { "andS", { Ev, Gv } },
+ { "andB", { Ebh1, Gb } },
+ { "andS", { Evh1, Gv } },
{ "andB", { Gb, EbS } },
{ "andS", { Gv, EvS } },
{ "andB", { AL, Ib } },
{ Bad_Opcode }, /* SEG ES prefix */
{ X86_64_TABLE (X86_64_27) },
/* 28 */
- { "subB", { Eb, Gb } },
- { "subS", { Ev, Gv } },
+ { "subB", { Ebh1, Gb } },
+ { "subS", { Evh1, Gv } },
{ "subB", { Gb, EbS } },
{ "subS", { Gv, EvS } },
{ "subB", { AL, Ib } },
{ Bad_Opcode }, /* SEG CS prefix */
{ X86_64_TABLE (X86_64_2F) },
/* 30 */
- { "xorB", { Eb, Gb } },
- { "xorS", { Ev, Gv } },
+ { "xorB", { Ebh1, Gb } },
+ { "xorS", { Evh1, Gv } },
{ "xorB", { Gb, EbS } },
{ "xorS", { Gv, EvS } },
{ "xorB", { AL, Ib } },
{ REG_TABLE (REG_82) },
{ "testB", { Eb, Gb } },
{ "testS", { Ev, Gv } },
- { "xchgB", { Eb, Gb } },
- { "xchgS", { Ev, Gv } },
+ { "xchgB", { Ebh2, Gb } },
+ { "xchgS", { Evh2, Gv } },
/* 88 */
- { "movB", { Eb, Gb } },
- { "movS", { Ev, Gv } },
+ { "movB", { Ebh3, Gb } },
+ { "movS", { Evh3, Gv } },
{ "movB", { Gb, EbS } },
{ "movS", { Gv, EvS } },
{ "movD", { Sv, Sw } },
{ "pushT", { gs } },
{ "popT", { gs } },
{ "rsm", { XX } },
- { "btsS", { Ev, Gv } },
+ { "btsS", { Evh1, Gv } },
{ "shrdS", { Ev, Gv, Ib } },
{ "shrdS", { Ev, Gv, CL } },
{ REG_TABLE (REG_0FAE) },
{ "imulS", { Gv, Ev } },
/* b0 */
- { "cmpxchgB", { Eb, Gb } },
- { "cmpxchgS", { Ev, Gv } },
+ { "cmpxchgB", { Ebh1, Gb } },
+ { "cmpxchgS", { Evh1, Gv } },
{ MOD_TABLE (MOD_0FB2) },
- { "btrS", { Ev, Gv } },
+ { "btrS", { Evh1, Gv } },
{ MOD_TABLE (MOD_0FB4) },
{ MOD_TABLE (MOD_0FB5) },
{ "movz{bR|x}", { Gv, Eb } },
{ PREFIX_TABLE (PREFIX_0FB8) },
{ "ud1", { XX } },
{ REG_TABLE (REG_0FBA) },
- { "btcS", { Ev, Gv } },
+ { "btcS", { Evh1, Gv } },
{ PREFIX_TABLE (PREFIX_0FBC) },
{ PREFIX_TABLE (PREFIX_0FBD) },
{ "movs{bR|x}", { Gv, Eb } },
{ "movs{wR|x}", { Gv, Ew } }, /* yes, there really is movsww ! */
/* c0 */
- { "xaddB", { Eb, Gb } },
- { "xaddS", { Ev, Gv } },
+ { "xaddB", { Ebh1, Gb } },
+ { "xaddS", { Evh1, Gv } },
{ PREFIX_TABLE (PREFIX_0FC2) },
{ PREFIX_TABLE (PREFIX_0FC3) },
{ "pinsrw", { MX, Edqw, Ib } },
static const struct dis386 reg_table[][8] = {
/* REG_80 */
{
- { "addA", { Eb, Ib } },
- { "orA", { Eb, Ib } },
- { "adcA", { Eb, Ib } },
- { "sbbA", { Eb, Ib } },
- { "andA", { Eb, Ib } },
- { "subA", { Eb, Ib } },
- { "xorA", { Eb, Ib } },
+ { "addA", { Ebh1, Ib } },
+ { "orA", { Ebh1, Ib } },
+ { "adcA", { Ebh1, Ib } },
+ { "sbbA", { Ebh1, Ib } },
+ { "andA", { Ebh1, Ib } },
+ { "subA", { Ebh1, Ib } },
+ { "xorA", { Ebh1, Ib } },
{ "cmpA", { Eb, Ib } },
},
/* REG_81 */
{
- { "addQ", { Ev, Iv } },
- { "orQ", { Ev, Iv } },
- { "adcQ", { Ev, Iv } },
- { "sbbQ", { Ev, Iv } },
- { "andQ", { Ev, Iv } },
- { "subQ", { Ev, Iv } },
- { "xorQ", { Ev, Iv } },
+ { "addQ", { Evh1, Iv } },
+ { "orQ", { Evh1, Iv } },
+ { "adcQ", { Evh1, Iv } },
+ { "sbbQ", { Evh1, Iv } },
+ { "andQ", { Evh1, Iv } },
+ { "subQ", { Evh1, Iv } },
+ { "xorQ", { Evh1, Iv } },
{ "cmpQ", { Ev, Iv } },
},
/* REG_82 */
{
- { "addQ", { Ev, sIb } },
- { "orQ", { Ev, sIb } },
- { "adcQ", { Ev, sIb } },
- { "sbbQ", { Ev, sIb } },
- { "andQ", { Ev, sIb } },
- { "subQ", { Ev, sIb } },
- { "xorQ", { Ev, sIb } },
+ { "addQ", { Evh1, sIb } },
+ { "orQ", { Evh1, sIb } },
+ { "adcQ", { Evh1, sIb } },
+ { "sbbQ", { Evh1, sIb } },
+ { "andQ", { Evh1, sIb } },
+ { "subQ", { Evh1, sIb } },
+ { "xorQ", { Evh1, sIb } },
{ "cmpQ", { Ev, sIb } },
},
/* REG_8F */
},
/* REG_C6 */
{
- { "movA", { Eb, Ib } },
+ { "movA", { Ebh3, Ib } },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { MOD_TABLE (MOD_C6_REG_7) },
},
/* REG_C7 */
{
- { "movQ", { Ev, Iv } },
+ { "movQ", { Evh3, Iv } },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { MOD_TABLE (MOD_C7_REG_7) },
},
/* REG_D0 */
{
{
{ "testA", { Eb, Ib } },
{ Bad_Opcode },
- { "notA", { Eb } },
- { "negA", { Eb } },
+ { "notA", { Ebh1 } },
+ { "negA", { Ebh1 } },
{ "mulA", { Eb } }, /* Don't print the implicit %al register, */
{ "imulA", { Eb } }, /* to distinguish these opcodes from other */
{ "divA", { Eb } }, /* mul/imul opcodes. Do the same for div */
{
{ "testQ", { Ev, Iv } },
{ Bad_Opcode },
- { "notQ", { Ev } },
- { "negQ", { Ev } },
+ { "notQ", { Evh1 } },
+ { "negQ", { Evh1 } },
{ "mulQ", { Ev } }, /* Don't print the implicit register. */
{ "imulQ", { Ev } },
{ "divQ", { Ev } },
},
/* REG_FE */
{
- { "incA", { Eb } },
- { "decA", { Eb } },
+ { "incA", { Ebh1 } },
+ { "decA", { Ebh1 } },
},
/* REG_FF */
{
- { "incQ", { Ev } },
- { "decQ", { Ev } },
+ { "incQ", { Evh1 } },
+ { "decQ", { Evh1 } },
{ "call{T|}", { indirEv } },
{ "Jcall{T|}", { indirEp } },
{ "jmp{T|}", { indirEv } },
{
{ "prefetch", { Mb } },
{ "prefetchw", { Mb } },
+ { "prefetch", { Mb } },
+ { "prefetch", { Mb } },
+ { "prefetch", { Mb } },
+ { "prefetch", { Mb } },
+ { "prefetch", { Mb } },
+ { "prefetch", { Mb } },
},
/* REG_0F18 */
{
{ MOD_TABLE (MOD_0F18_REG_1) },
{ MOD_TABLE (MOD_0F18_REG_2) },
{ MOD_TABLE (MOD_0F18_REG_3) },
+ { MOD_TABLE (MOD_0F18_REG_4) },
+ { MOD_TABLE (MOD_0F18_REG_5) },
+ { MOD_TABLE (MOD_0F18_REG_6) },
+ { MOD_TABLE (MOD_0F18_REG_7) },
},
/* REG_0F71 */
{
{ Bad_Opcode },
{ Bad_Opcode },
{ "btQ", { Ev, Ib } },
- { "btsQ", { Ev, Ib } },
- { "btrQ", { Ev, Ib } },
- { "btcQ", { Ev, Ib } },
+ { "btsQ", { Evh1, Ib } },
+ { "btrQ", { Evh1, Ib } },
+ { "btcQ", { Evh1, Ib } },
},
/* REG_0FC7 */
{
/* PREFIX_0F2E */
{
- { "ucomiss",{ XM, EXd } },
+ { "ucomiss",{ XM, EXd } },
{ Bad_Opcode },
- { "ucomisd",{ XM, EXq } },
+ { "ucomisd",{ XM, EXq } },
},
/* PREFIX_0F2F */
{ "movbeS", { Gv, { MOVBE_Fixup, v_mode } } },
{ Bad_Opcode },
{ "movbeS", { Gv, { MOVBE_Fixup, v_mode } } },
- { "crc32", { Gdq, { CRC32_Fixup, b_mode } } },
+ { "crc32", { Gdq, { CRC32_Fixup, b_mode } } },
},
/* PREFIX_0F38F1 */
{ "movbeS", { { MOVBE_Fixup, v_mode }, Gv } },
{ Bad_Opcode },
{ "movbeS", { { MOVBE_Fixup, v_mode }, Gv } },
- { "crc32", { Gdq, { CRC32_Fixup, v_mode } } },
+ { "crc32", { Gdq, { CRC32_Fixup, v_mode } } },
+ },
+
+ /* PREFIX_0F38F6 */
+ {
+ { Bad_Opcode },
+ { "adoxS", { Gdq, Edq} },
+ { "adcxS", { Gdq, Edq} },
+ { Bad_Opcode },
},
/* PREFIX_0F3A08 */
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
- { Bad_Opcode },
+ { PREFIX_TABLE (PREFIX_0F38F6) },
{ Bad_Opcode },
/* f8 */
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
/* 10 */
- { "bextr", { Gv, Ev, Iq } },
+ { Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
- { "vpcomb", { XM, Vex128, EXx, Ib } },
- { "vpcomw", { XM, Vex128, EXx, Ib } },
- { "vpcomd", { XM, Vex128, EXx, Ib } },
- { "vpcomq", { XM, Vex128, EXx, Ib } },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_CC) },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_CD) },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_CE) },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_CF) },
/* d0 */
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
{ Bad_Opcode },
- { "vpcomub", { XM, Vex128, EXx, Ib } },
- { "vpcomuw", { XM, Vex128, EXx, Ib } },
- { "vpcomud", { XM, Vex128, EXx, Ib } },
- { "vpcomuq", { XM, Vex128, EXx, Ib } },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_EC) },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_ED) },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_EE) },
+ { VEX_LEN_TABLE (VEX_LEN_0FXOP_08_EF) },
/* f0 */
{ Bad_Opcode },
{ Bad_Opcode },
/* VEX_LEN_0F3AF0_P_3 */
{
- { "rorxS", { Gdq, VexGdq, Edq, Ib } },
+ { "rorxS", { Gdq, Edq, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_CC */
+ {
+ { "vpcomb", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_CD */
+ {
+ { "vpcomw", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_CE */
+ {
+ { "vpcomd", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_CF */
+ {
+ { "vpcomq", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_EC */
+ {
+ { "vpcomub", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_ED */
+ {
+ { "vpcomuw", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_EE */
+ {
+ { "vpcomud", { XM, Vex128, EXx, Ib } },
+ },
+
+ /* VEX_LEN_0FXOP_08_EF */
+ {
+ { "vpcomuq", { XM, Vex128, EXx, Ib } },
},
/* VEX_LEN_0FXOP_09_80 */
},
{
/* VEX_W_0F2E_P_0 */
- { "vucomiss", { XMScalar, EXdScalar } },
+ { "vucomiss", { XMScalar, EXdScalar } },
},
{
/* VEX_W_0F2E_P_2 */
- { "vucomisd", { XMScalar, EXqScalar } },
+ { "vucomisd", { XMScalar, EXqScalar } },
},
{
/* VEX_W_0F2F_P_0 */
/* MOD_8D */
{ "leaS", { Gv, M } },
},
+ {
+ /* MOD_C6_REG_7 */
+ { Bad_Opcode },
+ { RM_TABLE (RM_C6_REG_7) },
+ },
+ {
+ /* MOD_C7_REG_7 */
+ { Bad_Opcode },
+ { RM_TABLE (RM_C7_REG_7) },
+ },
{
/* MOD_0F01_REG_0 */
{ X86_64_TABLE (X86_64_0F01_REG_0) },
/* MOD_0F18_REG_3 */
{ "prefetcht2", { Mb } },
},
+ {
+ /* MOD_0F18_REG_4 */
+ { "nop/reserved", { Mb } },
+ },
+ {
+ /* MOD_0F18_REG_5 */
+ { "nop/reserved", { Mb } },
+ },
+ {
+ /* MOD_0F18_REG_6 */
+ { "nop/reserved", { Mb } },
+ },
+ {
+ /* MOD_0F18_REG_7 */
+ { "nop/reserved", { Mb } },
+ },
{
/* MOD_0F20 */
{ Bad_Opcode },
},
{
/* MOD_0F24 */
- { Bad_Opcode },
+ { Bad_Opcode },
{ "movL", { Rd, Td } },
},
{
{
/* MOD_0FC7_REG_7 */
{ "vmptrst", { Mq } },
+ { "rdseed", { Ev } },
},
{
/* MOD_0FD7 */
};
static const struct dis386 rm_table[][8] = {
+ {
+ /* RM_C6_REG_7 */
+ { "xabort", { Skip_MODRM, Ib } },
+ },
+ {
+ /* RM_C7_REG_7 */
+ { "xbeginT", { Skip_MODRM, Jv } },
+ },
{
/* RM_0F01_REG_0 */
{ Bad_Opcode },
/* RM_0F01_REG_1 */
{ "monitor", { { OP_Monitor, 0 } } },
{ "mwait", { { OP_Mwait, 0 } } },
+ { "clac", { Skip_MODRM } },
+ { "stac", { Skip_MODRM } },
},
{
/* RM_0F01_REG_2 */
{ "xgetbv", { Skip_MODRM } },
{ "xsetbv", { Skip_MODRM } },
+ { Bad_Opcode },
+ { Bad_Opcode },
+ { "vmfunc", { Skip_MODRM } },
+ { "xend", { Skip_MODRM } },
+ { "xtest", { Skip_MODRM } },
+ { Bad_Opcode },
},
{
/* RM_0F01_REG_3 */
#define DATA16_PREFIX (0x66 | 0x100)
#define DATA32_PREFIX (0x66 | 0x200)
#define REP_PREFIX (0xf3 | 0x100)
+#define XACQUIRE_PREFIX (0xf2 | 0x200)
+#define XRELEASE_PREFIX (0xf3 | 0x400)
static int
ckprefix (void)
{
prefixes |= PREFIX_FWAIT;
codep++;
+ /* This ensures that the previous REX prefixes are noticed
+ as unused prefixes, as in the return case below. */
+ rex_used = rex;
return 1;
}
prefixes = PREFIX_FWAIT;
return "data32";
case REP_PREFIX:
return "rep";
+ case XACQUIRE_PREFIX:
+ return "xacquire";
+ case XRELEASE_PREFIX:
+ return "xrelease";
default:
return NULL;
}
break;
}
}
- else
+ else
{
vindex = 0;
used_prefixes |= (prefixes & PREFIX_REPZ);
int prefix_length;
int default_prefixes;
- if (info->mach == bfd_mach_x86_64_intel_syntax
- || info->mach == bfd_mach_x86_64
- || info->mach == bfd_mach_x64_32_intel_syntax
- || info->mach == bfd_mach_x64_32
- || info->mach == bfd_mach_l1om
- || info->mach == bfd_mach_l1om_intel_syntax)
- address_mode = mode_64bit;
- else
+ priv.orig_sizeflag = AFLAG | DFLAG;
+ if ((info->mach & bfd_mach_i386_i386) != 0)
address_mode = mode_32bit;
-
- if (intel_syntax == (char) -1)
- intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax
- || info->mach == bfd_mach_x86_64_intel_syntax
- || info->mach == bfd_mach_x64_32_intel_syntax
- || info->mach == bfd_mach_l1om_intel_syntax);
-
- if (info->mach == bfd_mach_i386_i386
- || info->mach == bfd_mach_x86_64
- || info->mach == bfd_mach_x64_32
- || info->mach == bfd_mach_l1om
- || info->mach == bfd_mach_i386_i386_intel_syntax
- || info->mach == bfd_mach_x86_64_intel_syntax
- || info->mach == bfd_mach_x64_32_intel_syntax
- || info->mach == bfd_mach_l1om_intel_syntax)
- priv.orig_sizeflag = AFLAG | DFLAG;
else if (info->mach == bfd_mach_i386_i8086)
- priv.orig_sizeflag = 0;
+ {
+ address_mode = mode_16bit;
+ priv.orig_sizeflag = 0;
+ }
else
- abort ();
+ address_mode = mode_64bit;
+
+ if (intel_syntax == (char) -1)
+ intel_syntax = (info->mach & bfd_mach_i386_intel_syntax) != 0;
for (p = info->disassembler_options; p != NULL; )
{
/* The output looks better if we put 7 bytes on a line, since that
puts most long word instructions on a single line. Use 8 bytes
for Intel L1OM. */
- if (info->mach == bfd_mach_l1om
- || info->mach == bfd_mach_l1om_intel_syntax)
+ if ((info->mach & bfd_mach_l1om) != 0)
info->bytes_per_line = 8;
else
info->bytes_per_line = 7;
{
/* Too many prefixes or unused REX prefixes. */
for (i = 0;
- all_prefixes[i] && i < (int) ARRAY_SIZE (all_prefixes);
+ i < (int) ARRAY_SIZE (all_prefixes) && all_prefixes[i];
i++)
- (*info->fprintf_func) (info->stream, "%s",
+ (*info->fprintf_func) (info->stream, "%s%s",
+ i == 0 ? "" : " ",
prefix_name (all_prefixes[i], sizeflag));
- return 1;
+ return i;
}
insn_codep = codep;
{
dp = get_valid_dis386 (dp, info);
if (dp != NULL && putop (dp->name, sizeflag) == 0)
- {
+ {
get_sib (info);
for (i = 0; i < MAX_OPERANDS; ++i)
{
bfd_vma riprel;
for (i = 0; i < MAX_OPERANDS; ++i)
- op_txt[i] = op_out[i];
+ op_txt[i] = op_out[i];
for (i = 0; i < (MAX_OPERANDS >> 1); ++i)
{
- op_ad = op_index[i];
- op_index[i] = op_index[MAX_OPERANDS - 1 - i];
- op_index[MAX_OPERANDS - 1 - i] = op_ad;
+ op_ad = op_index[i];
+ op_index[i] = op_index[MAX_OPERANDS - 1 - i];
+ op_index[MAX_OPERANDS - 1 - i] = op_ad;
riprel = op_riprel[i];
op_riprel[i] = op_riprel [MAX_OPERANDS - 1 - i];
op_riprel[MAX_OPERANDS - 1 - i] = riprel;
else
{
for (i = 0; i < MAX_OPERANDS; ++i)
- op_txt[MAX_OPERANDS - 1 - i] = op_out[i];
+ op_txt[MAX_OPERANDS - 1 - i] = op_out[i];
}
needcomma = 0;
case 'T':
if (!intel_syntax
&& address_mode == mode_64bit
- && (sizeflag & DFLAG))
+ && ((sizeflag & DFLAG) || (rex & REX_W)))
{
*obufp++ = 'q';
break;
case 'U':
if (intel_syntax)
break;
- if (address_mode == mode_64bit && (sizeflag & DFLAG))
+ if (address_mode == mode_64bit
+ && ((sizeflag & DFLAG) || (rex & REX_W)))
{
if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS))
*obufp++ = 'q';
{
if (intel_syntax)
break;
- if (address_mode == mode_64bit && (sizeflag & DFLAG))
+ if (address_mode == mode_64bit
+ && ((sizeflag & DFLAG) || (rex & REX_W)))
{
if (sizeflag & SUFFIX_ALWAYS)
*obufp++ = 'q';
oappend ("WORD PTR ");
break;
case stack_v_mode:
- if (address_mode == mode_64bit && (sizeflag & DFLAG))
+ if (address_mode == mode_64bit && ((sizeflag & DFLAG) || (rex & REX_W)))
{
oappend ("QWORD PTR ");
break;
names = address_mode == mode_64bit ? names64 : names32;
break;
case stack_v_mode:
- if (address_mode == mode_64bit && (sizeflag & DFLAG))
+ if (address_mode == mode_64bit && ((sizeflag & DFLAG) || (rex & REX_W)))
{
names = names64;
break;
names = names64;
else
{
- if ((sizeflag & DFLAG)
+ if ((sizeflag & DFLAG)
|| (bytemode != v_mode
&& bytemode != v_swap_mode))
names = names32;
switch (vex.length)
{
case 128:
- indexes64 = indexes32 = names_xmm;
+ indexes64 = indexes32 = names_xmm;
break;
case 256:
if (!vex.w || bytemode == vex_vsib_q_w_dq_mode)
- indexes64 = indexes32 = names_ymm;
+ indexes64 = indexes32 = names_ymm;
else
- indexes64 = indexes32 = names_xmm;
+ indexes64 = indexes32 = names_xmm;
break;
default:
abort ();
*obufp = '\0';
}
if (haveindex)
- oappend (address_mode == mode_64bit
+ oappend (address_mode == mode_64bit
&& (sizeflag & AFLAG)
? indexes64[vindex] : indexes32[vindex]);
else
- oappend (address_mode == mode_64bit
+ oappend (address_mode == mode_64bit
&& (sizeflag & AFLAG)
? index64 : index32);
{
const char *s;
int add;
+
+ switch (code)
+ {
+ case es_reg: case ss_reg: case cs_reg:
+ case ds_reg: case fs_reg: case gs_reg:
+ oappend (names_seg[code - es_reg]);
+ return;
+ }
+
USED_REX (REX_B);
if (rex & REX_B)
add = 8;
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);
break;
case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg:
case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg:
- if (address_mode == mode_64bit && (sizeflag & DFLAG))
+ if (address_mode == mode_64bit
+ && ((sizeflag & DFLAG) || (rex & REX_W)))
{
s = names64[code - rAX_reg + add];
break;
break;
case const_1_mode:
if (intel_syntax)
- oappend ("1");
+ oappend ("1");
return;
default:
oappend (INTERNAL_DISASSEMBLER_ERROR);
if (bytemode == b_T_mode)
{
if (address_mode != mode_64bit
- || !(sizeflag & DFLAG))
+ || !((sizeflag & DFLAG) || (rex & REX_W)))
{
- if (sizeflag & DFLAG)
+ /* The operand-size prefix is overridden by a REX prefix. */
+ if ((sizeflag & DFLAG) || (rex & REX_W))
op &= 0xffffffff;
else
op &= 0xffff;
}
break;
case v_mode:
- if (sizeflag & DFLAG)
+ /* The operand-size prefix is overridden by a REX prefix. */
+ if ((sizeflag & DFLAG) || (rex & REX_W))
op = get32s ();
else
op = get16 ();
{
bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode;
used_prefixes |= (prefixes & PREFIX_DATA);
- }
+ }
OP_E (bytemode, sizeflag);
return;
}
{
bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode;
used_prefixes |= (prefixes & PREFIX_DATA);
- }
+ }
OP_E (bytemode, sizeflag);
return;
}
if ((sizeflag & SUFFIX_ALWAYS)
&& (bytemode == x_swap_mode
|| bytemode == d_swap_mode
- || bytemode == d_scalar_swap_mode
+ || bytemode == d_scalar_swap_mode
|| bytemode == q_swap_mode
|| bytemode == q_scalar_swap_mode))
swap_operand ();
&& bytemode != xmm_mq_mode
&& bytemode != xmmq_mode
&& bytemode != d_scalar_mode
- && bytemode != d_scalar_swap_mode
+ && bytemode != d_scalar_swap_mode
&& bytemode != q_scalar_mode
&& bytemode != q_scalar_swap_mode
&& bytemode != vex_scalar_w_dq_mode)
}
}
+/* Similar to OP_E. But the 0xf2/0xf3 prefixes should be displayed as
+ "xacquire"/"xrelease" for memory operand if there is a LOCK prefix.
+ */
+
+static void
+HLE_Fixup1 (int bytemode, int sizeflag)
+{
+ if (modrm.mod != 3
+ && (prefixes & PREFIX_LOCK) != 0)
+ {
+ if (prefixes & PREFIX_REPZ)
+ all_prefixes[last_repz_prefix] = XRELEASE_PREFIX;
+ if (prefixes & PREFIX_REPNZ)
+ all_prefixes[last_repnz_prefix] = XACQUIRE_PREFIX;
+ }
+
+ OP_E (bytemode, sizeflag);
+}
+
+/* Similar to OP_E. But the 0xf2/0xf3 prefixes should be displayed as
+ "xacquire"/"xrelease" for memory operand. No check for LOCK prefix.
+ */
+
+static void
+HLE_Fixup2 (int bytemode, int sizeflag)
+{
+ if (modrm.mod != 3)
+ {
+ if (prefixes & PREFIX_REPZ)
+ all_prefixes[last_repz_prefix] = XRELEASE_PREFIX;
+ if (prefixes & PREFIX_REPNZ)
+ all_prefixes[last_repnz_prefix] = XACQUIRE_PREFIX;
+ }
+
+ OP_E (bytemode, sizeflag);
+}
+
+/* Similar to OP_E. But the 0xf3 prefixes should be displayed as
+ "xrelease" for memory operand. No check for LOCK prefix. */
+
+static void
+HLE_Fixup3 (int bytemode, int sizeflag)
+{
+ if (modrm.mod != 3
+ && last_repz_prefix > last_repnz_prefix
+ && (prefixes & PREFIX_REPZ) != 0)
+ all_prefixes[last_repz_prefix] = XRELEASE_PREFIX;
+
+ OP_E (bytemode, sizeflag);
+}
+
static void
CMPXCHG8B_Fixup (int bytemode, int sizeflag)
{
mnemonicendp = stpcpy (p, "16b");
bytemode = o_mode;
}
+ else if ((prefixes & PREFIX_LOCK) != 0)
+ {
+ if (prefixes & PREFIX_REPZ)
+ all_prefixes[last_repz_prefix] = XRELEASE_PREFIX;
+ if (prefixes & PREFIX_REPNZ)
+ all_prefixes[last_repnz_prefix] = XACQUIRE_PREFIX;
+ }
+
OP_M (bytemode, sizeflag);
}
USED_REX (REX_W);
if (rex & REX_W)
*p++ = 'q';
- else
+ else
{
if (sizeflag & DFLAG)
*p++ = 'l';
{
/* There are SIB/displacement bytes. */
if ((sizeflag & AFLAG) || address_mode == mode_64bit)
- {
+ {
/* 32/64 bit address mode */
- int base = modrm.rm;
+ int base = modrm.rm;
/* Check SIB byte. */
- if (base == 4)
- {
- FETCH_DATA (the_info, codep + 1);
- base = *codep & 7;
- /* When decoding the third source, don't increase
- bytes_before_imm as this has already been incremented
- by one in OP_E_memory while decoding the second
- source operand. */
- if (opnum == 0)
- bytes_before_imm++;
- }
-
- /* Don't increase bytes_before_imm when decoding the third source,
- it has already been incremented by OP_E_memory while decoding
- the second source operand. */
- if (opnum == 0)
- {
- switch (modrm.mod)
- {
- case 0:
- /* When modrm.rm == 5 or modrm.rm == 4 and base in
- SIB == 5, there is a 4 byte displacement. */
- if (base != 5)
- /* No displacement. */
- break;
- case 2:
- /* 4 byte displacement. */
- bytes_before_imm += 4;
- break;
- case 1:
- /* 1 byte displacement. */
- bytes_before_imm++;
- break;
- }
- }
- }
+ if (base == 4)
+ {
+ FETCH_DATA (the_info, codep + 1);
+ base = *codep & 7;
+ /* When decoding the third source, don't increase
+ bytes_before_imm as this has already been incremented
+ by one in OP_E_memory while decoding the second
+ source operand. */
+ if (opnum == 0)
+ bytes_before_imm++;
+ }
+
+ /* Don't increase bytes_before_imm when decoding the third source,
+ it has already been incremented by OP_E_memory while decoding
+ the second source operand. */
+ if (opnum == 0)
+ {
+ switch (modrm.mod)
+ {
+ case 0:
+ /* When modrm.rm == 5 or modrm.rm == 4 and base in
+ SIB == 5, there is a 4 byte displacement. */
+ if (base != 5)
+ /* No displacement. */
+ break;
+ case 2:
+ /* 4 byte displacement. */
+ bytes_before_imm += 4;
+ break;
+ case 1:
+ /* 1 byte displacement. */
+ bytes_before_imm++;
+ break;
+ }
+ }
+ }
else
{
/* 16 bit address mode */
- /* Don't increase bytes_before_imm when decoding the third source,
- it has already been incremented by OP_E_memory while decoding
- the second source operand. */
- if (opnum == 0)
- {
+ /* Don't increase bytes_before_imm when decoding the third source,
+ it has already been incremented by OP_E_memory while decoding
+ the second source operand. */
+ if (opnum == 0)
+ {
switch (modrm.mod)
{
case 0:
break;
default:
break;
- }
+ }
if (pclmul_type < ARRAY_SIZE (pclmul_op))
{
char suffix [4];
oappend (names[vex.register_specifier]);
}
-