/* Print i386 instructions for GDB, the GNU debugger.
Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2001
- Free Software Foundation, Inc.
+ 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of GDB.
#define UNIXWARE_COMPAT 1
#endif
-static int fetch_data PARAMS ((struct disassemble_info *, bfd_byte *));
-static void ckprefix PARAMS ((void));
-static const char *prefix_name PARAMS ((int, int));
-static int print_insn PARAMS ((bfd_vma, disassemble_info *));
-static void dofloat PARAMS ((int));
-static void OP_ST PARAMS ((int, int));
-static void OP_STi PARAMS ((int, int));
-static int putop PARAMS ((const char *, int));
-static void oappend PARAMS ((const char *));
-static void append_seg PARAMS ((void));
-static void OP_indirE PARAMS ((int, int));
-static void print_operand_value PARAMS ((char *, int, bfd_vma));
-static void OP_E PARAMS ((int, int));
-static void OP_G PARAMS ((int, int));
-static bfd_vma get64 PARAMS ((void));
-static bfd_signed_vma get32 PARAMS ((void));
-static bfd_signed_vma get32s PARAMS ((void));
-static int get16 PARAMS ((void));
-static void set_op PARAMS ((bfd_vma, int));
-static void OP_REG PARAMS ((int, int));
-static void OP_IMREG PARAMS ((int, int));
-static void OP_I PARAMS ((int, int));
-static void OP_I64 PARAMS ((int, int));
-static void OP_sI PARAMS ((int, int));
-static void OP_J PARAMS ((int, int));
-static void OP_SEG PARAMS ((int, int));
-static void OP_DIR PARAMS ((int, int));
-static void OP_OFF PARAMS ((int, int));
-static void OP_OFF64 PARAMS ((int, int));
-static void ptr_reg PARAMS ((int, int));
-static void OP_ESreg PARAMS ((int, int));
-static void OP_DSreg 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_Rd PARAMS ((int, int));
-static void OP_MMX PARAMS ((int, int));
-static void OP_XMM PARAMS ((int, int));
-static void OP_EM PARAMS ((int, int));
-static void OP_EX PARAMS ((int, int));
-static void OP_MS PARAMS ((int, int));
-static void OP_XS PARAMS ((int, int));
-static void OP_3DNowSuffix PARAMS ((int, int));
-static void OP_SIMD_Suffix PARAMS ((int, int));
-static void SIMD_Fixup PARAMS ((int, int));
-static void BadOp PARAMS ((void));
+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_3DNowSuffix (int, int);
+static void OP_SIMD_Suffix (int, int);
+static void SIMD_Fixup (int, int);
+static void PNI_Fixup (int, int);
+static void BadOp (void);
struct dis_private {
/* Points to first byte not 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;
if (status != 0)
{
/* If we did manage to read at least one byte, then
- print_insn_i386 will do something sensible. Otherwise, print
- an error. We do that here because this is where we know
- STATUS. */
+ 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);
#define Eb OP_E, b_mode
#define Ev OP_E, v_mode
#define Ed OP_E, d_mode
+#define Edq OP_E, dq_mode
#define indirEb OP_indirE, b_mode
#define indirEv OP_indirE, v_mode
#define Ew OP_E, w_mode
#define m_mode 7 /* d_mode in 32bit, q_mode in 64bit mode. */
#define cond_jump_mode 8
#define loop_jcxz_mode 9
+#define dq_mode 10 /* operand size depends on REX prefixes. */
#define es_reg 100
#define cs_reg 101
#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) PARAMS ((int bytemode, int sizeflag));
+typedef void (*op_rtn) (int bytemode, int sizeflag);
struct dis386 {
const char *name;
{ "outS", indirDX, eAX, XX },
/* f0 */
{ "(bad)", XX, XX, XX }, /* lock prefix */
- { "(bad)", XX, XX, XX },
+ { "icebp", XX, XX, XX },
{ "(bad)", XX, XX, XX }, /* repne */
{ "(bad)", XX, XX, XX }, /* repz */
{ "hlt", XX, XX, XX },
/* 10 */
{ PREGRP8 },
{ PREGRP9 },
- { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */
+ { PREGRP30 },
{ "movlpX", EX, XM, SIMD_Fixup, 'h' },
{ "unpcklpX", XM, EX, XX },
{ "unpckhpX", XM, EX, XX },
- { "movhpX", XM, EX, SIMD_Fixup, 'l' },
+ { PREGRP31 },
{ "movhpX", EX, XM, SIMD_Fixup, 'l' },
/* 18 */
{ GRP14 },
{ "packssdw", MX, EM, XX },
{ PREGRP26 },
{ PREGRP24 },
- { "movd", MX, Ed, XX },
+ { "movd", MX, Edq, XX },
{ PREGRP19 },
/* 70 */
{ PREGRP22 },
{ "(bad)", XX, XX, XX },
{ "(bad)", XX, XX, XX },
{ "(bad)", XX, XX, XX },
- { "(bad)", XX, XX, XX },
- { "(bad)", XX, XX, XX },
+ { PREGRP28 },
+ { PREGRP29 },
{ PREGRP23 },
{ PREGRP20 },
/* 80 */
{ "bswap", RMeSI, XX, XX },
{ "bswap", RMeDI, XX, XX },
/* d0 */
- { "(bad)", XX, XX, XX },
+ { PREGRP27 },
{ "psrlw", MX, EM, XX },
{ "psrld", MX, EM, XX },
{ "psrlq", MX, EM, XX },
{ "pmaxsw", MX, EM, XX },
{ "pxor", MX, EM, XX },
/* f0 */
- { "(bad)", XX, XX, XX },
+ { PREGRP32 },
{ "psllw", MX, EM, XX },
{ "pslld", MX, EM, XX },
{ "psllq", MX, EM, XX },
/* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
/* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */
/* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */
- /* 70 */ 1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1, /* 7f */
+ /* 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 */ 0,0,0,1,1,1,0,0,0,0,0,1,1,1,1,1, /* 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 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */
+ /* 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 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */
+ /* 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 */
};
/* 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 */ 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
+ /* 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 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */
+ /* 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 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
+ /* 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 */ 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
+ /* 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 */
};
/* GRP7 */
{
{ "sgdtQ", M, XX, XX },
- { "sidtQ", M, XX, XX },
+ { "sidtQ", PNI_Fixup, 0, XX, XX },
{ "lgdtQ", M, XX, XX },
{ "lidtQ", M, XX, XX },
{ "smswQ", Ev, XX, XX },
},
/* PREGRP23 */
{
- { "movd", Ed, MX, XX },
+ { "movd", Edq, MX, XX },
{ "movq", XM, EX, XX },
- { "movd", Ed, XM, XX },
+ { "movd", Edq, XM, XX },
{ "(bad)", Ed, XM, XX },
},
/* PREGRP24 */
{ "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 },
+ },
};
static const struct dis386 x86_64_table[][2] = {
#define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
static void
-ckprefix ()
+ckprefix (void)
{
int newrex;
rex = 0;
prefix byte. */
static const char *
-prefix_name (pref, sizeflag)
- int pref;
- int sizeflag;
+prefix_name (int pref, int sizeflag)
{
switch (pref)
{
case 0x66:
return (sizeflag & DFLAG) ? "data16" : "data32";
case 0x67:
- return (sizeflag & AFLAG) ? "addr16" : "addr32";
+ if (mode_64bit)
+ return (sizeflag & AFLAG) ? "addr32" : "addr64";
+ else
+ return ((sizeflag & AFLAG) && !mode_64bit) ? "addr16" : "addr32";
case FWAIT_OPCODE:
return "fwait";
default:
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;
}
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;
}
int
-print_insn_i386 (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+print_insn_i386 (bfd_vma pc, disassemble_info *info)
{
intel_syntax = -1;
}
static int
-print_insn (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+print_insn (bfd_vma pc, disassemble_info *info)
{
const struct dis386 *dp;
int i;
mode_64bit = (info->mach == bfd_mach_x86_64_intel_syntax
|| info->mach == bfd_mach_x86_64);
- if (intel_syntax == -1)
+ if (intel_syntax == (char) -1)
intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax
|| info->mach == bfd_mach_x86_64_intel_syntax);
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;
const char *name;
/* fwait not followed by floating point instruction. Print the
- first prefix, which is probably fwait itself. */
+ first prefix, which is probably fwait itself. */
name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
if (name == NULL)
name = INTERNAL_DISASSEMBLER_ERROR;
sizeflag ^= AFLAG;
if (dp->bytemode3 != loop_jcxz_mode || intel_syntax)
{
- if (sizeflag & AFLAG)
+ if ((sizeflag & AFLAG) || mode_64bit)
oappend ("addr32 ");
else
oappend ("addr16 ");
"fsubr{s||s|}",
"fdiv{s||s|}",
"fdivr{s||s|}",
- /* d9 */
+ /* d9 */
"fld{s||s|}",
"(bad)",
"fst{s||s|}",
"fidivr{l||l|}",
/* db */
"fild{l||l|}",
- "(bad)",
+ "fisttp{l||l|}",
"fist{l||l|}",
"fistp{l||l|}",
"(bad)",
"fdivr{l||l|}",
/* dd */
"fld{l||l|}",
- "(bad)",
+ "fisttpll",
"fst{l||l|}",
"fstp{l||l|}",
"frstor",
"fidivr",
/* df */
"fild",
- "(bad)",
+ "fisttp",
"fist",
"fistp",
"fbld",
};
static void
-dofloat (sizeflag)
- int sizeflag;
+dofloat (int sizeflag)
{
const struct dis386 *dp;
unsigned char floatop;
putop (float_mem[(floatop - 0xd8) * 8 + reg], sizeflag);
obufp = op1out;
if (floatop == 0xdb)
- OP_E (x_mode, sizeflag);
+ OP_E (x_mode, sizeflag);
else if (floatop == 0xdd)
- OP_E (d_mode, sizeflag);
+ OP_E (d_mode, sizeflag);
else
- OP_E (v_mode, sizeflag);
+ OP_E (v_mode, sizeflag);
return;
}
/* Skip mod/rm byte. */
}
static void
-OP_ST (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
oappend ("%st");
}
static void
-OP_STi (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
sprintf (scratchbuf, "%%st(%d)", rm);
oappend (scratchbuf + intel_syntax);
/* Capital letters in template are macros. */
static int
-putop (template, sizeflag)
- const char *template;
- int sizeflag;
+putop (const char *template, int sizeflag)
{
const char *p;
int alt;
case '}':
break;
case 'A':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
*obufp++ = 'b';
break;
case 'B':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (sizeflag & SUFFIX_ALWAYS)
*obufp++ = 'b';
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 (intel_syntax)
+ break;
if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS))
{
if (sizeflag & AFLAG)
- *obufp++ = 'l';
+ *obufp++ = mode_64bit ? 'q' : 'l';
else
- *obufp++ = 'w';
+ *obufp++ = mode_64bit ? 'l' : 'w';
used_prefixes |= (prefixes & PREFIX_ADDR);
}
break;
case 'H':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS
|| (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS)
{
}
break;
case 'L':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (sizeflag & SUFFIX_ALWAYS)
*obufp++ = 'l';
break;
*obufp++ = 'd';
break;
case 'T':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (mode_64bit)
{
*obufp++ = 'q';
}
/* Fall through. */
case 'P':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if ((prefixes & PREFIX_DATA)
|| (rex & REX_MODE64)
|| (sizeflag & SUFFIX_ALWAYS))
}
break;
case 'U':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (mode_64bit)
{
*obufp++ = 'q';
}
/* Fall through. */
case 'Q':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
USED_REX (REX_MODE64);
if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
{
break;
case 'R':
USED_REX (REX_MODE64);
- if (intel_syntax)
+ if (intel_syntax)
{
if (rex & REX_MODE64)
{
used_prefixes |= (prefixes & PREFIX_DATA);
break;
case 'S':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (sizeflag & SUFFIX_ALWAYS)
{
if (rex & REX_MODE64)
*obufp++ = 'd';
else
*obufp++ = 's';
- used_prefixes |= (prefixes & PREFIX_DATA);
+ used_prefixes |= (prefixes & PREFIX_DATA);
break;
case 'Y':
- if (intel_syntax)
- break;
+ if (intel_syntax)
+ break;
if (rex & REX_MODE64)
{
USED_REX (REX_MODE64);
*obufp++ = 'w';
else
*obufp++ = 'b';
- if (intel_syntax)
+ if (intel_syntax)
{
if (rex)
{
}
static void
-oappend (s)
- const char *s;
+oappend (const char *s)
{
strcpy (obufp, s);
obufp += strlen (s);
}
static void
-append_seg ()
+append_seg (void)
{
if (prefixes & PREFIX_CS)
{
}
static void
-OP_indirE (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_indirE (int bytemode, int sizeflag)
{
if (!intel_syntax)
oappend ("*");
}
static void
-print_operand_value (buf, hex, disp)
- char *buf;
- int hex;
- bfd_vma disp;
+print_operand_value (char *buf, int hex, bfd_vma disp)
{
if (mode_64bit)
{
}
static void
-OP_E (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_E (int bytemode, int sizeflag)
{
bfd_vma disp;
int add = 0;
oappend (names32[rm + add]);
break;
case v_mode:
+ case dq_mode:
USED_REX (REX_MODE64);
if (rex & REX_MODE64)
oappend (names64[rm + add]);
- else if (sizeflag & DFLAG)
+ else if ((sizeflag & DFLAG) || bytemode == dq_mode)
oappend (names32[rm + add]);
else
oappend (names16[rm + add]);
disp = 0;
append_seg ();
- if (sizeflag & AFLAG) /* 32 bit address mode */
+ if ((sizeflag & AFLAG) || mode_64bit) /* 32 bit address mode */
{
int havesib;
int havebase;
if ((base & 7) == 5)
{
havebase = 0;
- if (mode_64bit && !havesib)
+ if (mode_64bit && !havesib && (sizeflag & AFLAG))
riprel = 1;
disp = get32s ();
}
}
if (!intel_syntax)
- if (mod != 0 || (base & 7) == 5)
- {
+ if (mod != 0 || (base & 7) == 5)
+ {
print_operand_value (scratchbuf, !riprel, disp);
- oappend (scratchbuf);
+ 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 m_mode:
+ 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 m_mode:
if (mode_64bit)
oappend ("DWORD PTR ");
else
oappend ("QWORD PTR ");
break;
- case x_mode:
- oappend ("XWORD PTR ");
- break;
- default:
- break;
- }
- }
+ case x_mode:
+ oappend ("XWORD PTR ");
+ break;
+ default:
+ break;
+ }
+ }
*obufp++ = open_char;
if (intel_syntax && riprel)
oappend ("rip + ");
- *obufp = '\0';
+ *obufp = '\0';
USED_REX (REX_EXTZ);
if (!havesib && (rex & REX_EXTZ))
base += 8;
if (havebase)
- oappend (mode_64bit ? names64[base] : 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",
- mode_64bit ? names64[index] : names32[index]);
- }
- else
+ if (intel_syntax)
+ {
+ if (havebase)
+ {
+ *obufp++ = separator_char;
+ *obufp = '\0';
+ }
+ sprintf (scratchbuf, "%s",
+ mode_64bit && (sizeflag & AFLAG)
+ ? names64[index] : names32[index]);
+ }
+ else
sprintf (scratchbuf, ",%s",
- mode_64bit ? names64[index] : names32[index]);
+ mode_64bit && (sizeflag & AFLAG)
+ ? names64[index] : names32[index]);
+ oappend (scratchbuf);
+ }
+ 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 & 7) == 5)
- {
+ if (intel_syntax)
+ if (mod != 0 || (base & 7) == 5)
+ {
/* Don't print zero displacements. */
- if (disp != 0)
- {
+ if (disp != 0)
+ {
if ((bfd_signed_vma) disp > 0)
{
*obufp++ = '+';
}
print_operand_value (scratchbuf, 0, disp);
- oappend (scratchbuf);
- }
- }
+ oappend (scratchbuf);
+ }
+ }
*obufp++ = close_char;
- *obufp = '\0';
+ *obufp = '\0';
}
else if (intel_syntax)
- {
- if (mod != 0 || (base & 7) == 5)
- {
+ {
+ if (mod != 0 || (base & 7) == 5)
+ {
if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
| PREFIX_ES | PREFIX_FS | PREFIX_GS))
;
oappend (":");
}
print_operand_value (scratchbuf, 1, disp);
- oappend (scratchbuf);
- }
- }
+ oappend (scratchbuf);
+ }
+ }
}
else
{ /* 16 bit address mode */
}
if (!intel_syntax)
- if (mod != 0 || (rm & 7) == 6)
- {
+ if (mod != 0 || (rm & 7) == 6)
+ {
print_operand_value (scratchbuf, 0, disp);
- oappend (scratchbuf);
- }
+ oappend (scratchbuf);
+ }
if (mod != 0 || (rm & 7) != 6)
{
*obufp++ = open_char;
- *obufp = '\0';
+ *obufp = '\0';
oappend (index16[rm + add]);
- *obufp++ = close_char;
- *obufp = '\0';
+ *obufp++ = close_char;
+ *obufp = '\0';
}
}
}
static void
-OP_G (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_G (int bytemode, int sizeflag)
{
int add = 0;
USED_REX (REX_EXTX);
}
static bfd_vma
-get64 ()
+get64 (void)
{
bfd_vma x;
#ifdef BFD64
}
static bfd_signed_vma
-get32 ()
+get32 (void)
{
bfd_signed_vma x = 0;
}
static bfd_signed_vma
-get32s ()
+get32s (void)
{
bfd_signed_vma x = 0;
}
static int
-get16 ()
+get16 (void)
{
int x = 0;
}
static void
-set_op (op, riprel)
- bfd_vma op;
- int riprel;
+set_op (bfd_vma op, int riprel)
{
op_index[op_ad] = op_ad;
if (mode_64bit)
}
static void
-OP_REG (code, sizeflag)
- int code;
- int sizeflag;
+OP_REG (int code, int sizeflag)
{
const char *s;
int add = 0;
{
case indir_dx_reg:
if (intel_syntax)
- s = "[dx]";
+ s = "[dx]";
else
- s = "(%dx)";
+ 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:
}
static void
-OP_IMREG (code, sizeflag)
- int code;
- int sizeflag;
+OP_IMREG (int code, int sizeflag)
{
const char *s;
{
case indir_dx_reg:
if (intel_syntax)
- s = "[dx]";
+ s = "[dx]";
else
- s = "(%dx)";
+ 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:
}
static void
-OP_I (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_I (int bytemode, int sizeflag)
{
bfd_signed_vma op;
bfd_signed_vma mask = -1;
}
static void
-OP_I64 (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_I64 (int bytemode, int sizeflag)
{
bfd_signed_vma op;
bfd_signed_vma mask = -1;
}
static void
-OP_sI (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_sI (int bytemode, int sizeflag)
{
bfd_signed_vma op;
bfd_signed_vma mask = -1;
}
static void
-OP_J (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_J (int bytemode, int sizeflag)
{
bfd_vma disp;
bfd_vma mask = -1;
}
static void
-OP_SEG (dummy, sizeflag)
- int dummy ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_SEG (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
oappend (names_seg[reg]);
}
static void
-OP_DIR (dummy, sizeflag)
- int dummy ATTRIBUTE_UNUSED;
- int sizeflag;
+OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag)
{
int seg, offset;
}
static void
-OP_OFF (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag;
+OP_OFF (int bytemode ATTRIBUTE_UNUSED, int sizeflag)
{
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 (":");
}
static void
-OP_OFF64 (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_OFF64 (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
bfd_vma off;
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 (":");
}
static void
-ptr_reg (code, sizeflag)
- int code;
- int sizeflag;
+ptr_reg (int code, int sizeflag)
{
const char *s;
if (intel_syntax)
USED_REX (REX_MODE64);
if (rex & REX_MODE64)
- s = names64[code - eAX_reg];
+ {
+ if (!(sizeflag & AFLAG))
+ s = names32[code - eAX_reg];
+ else
+ s = names64[code - eAX_reg];
+ }
else if (sizeflag & AFLAG)
s = names32[code - eAX_reg];
else
}
static void
-OP_ESreg (code, sizeflag)
- int code;
- int sizeflag;
+OP_ESreg (int code, int sizeflag)
{
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 ((prefixes
& (PREFIX_CS
}
static void
-OP_C (dummy, sizeflag)
- int dummy ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
USED_REX (REX_EXTX);
}
static void
-OP_D (dummy, sizeflag)
- int dummy ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
USED_REX (REX_EXTX);
}
static void
-OP_T (dummy, sizeflag)
- int dummy ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
sprintf (scratchbuf, "%%tr%d", reg);
oappend (scratchbuf + intel_syntax);
}
static void
-OP_Rd (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_Rd (int bytemode, int sizeflag)
{
if (mod == 3)
OP_E (bytemode, sizeflag);
}
static void
-OP_MMX (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
USED_REX (REX_EXTX);
}
static void
-OP_XMM (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
USED_REX (REX_EXTX);
}
static void
-OP_EM (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_EM (int bytemode, int sizeflag)
{
int add = 0;
if (mod != 3)
}
static void
-OP_EX (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_EX (int bytemode, int sizeflag)
{
int add = 0;
if (mod != 3)
}
static void
-OP_MS (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_MS (int bytemode, int sizeflag)
{
if (mod == 3)
OP_EM (bytemode, sizeflag);
}
static void
-OP_XS (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_XS (int bytemode, int sizeflag)
{
if (mod == 3)
OP_EX (bytemode, sizeflag);
BadOp ();
}
-static const char *Suffix3DNow[] = {
+static const char *const Suffix3DNow[] = {
/* 00 */ NULL, NULL, NULL, NULL,
/* 04 */ NULL, NULL, NULL, NULL,
/* 08 */ NULL, NULL, NULL, NULL,
};
static void
-OP_3DNowSuffix (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
const char *mnemonic;
};
static void
-OP_SIMD_Suffix (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
+OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
unsigned int cmp_type;
}
static void
-SIMD_Fixup (extrachar, sizeflag)
- int extrachar;
- int sizeflag ATTRIBUTE_UNUSED;
+SIMD_Fixup (int extrachar, int sizeflag ATTRIBUTE_UNUSED)
{
/* Change movlps/movhps to movhlps/movlhps for 2 register operand
forms of these instructions. */
}
}
+static void
+PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
+{
+ if (mod == 3 && reg == 1)
+ {
+ char *p = obuf + strlen (obuf);
+
+ /* Override "sidt". */
+ if (rm)
+ {
+ /* mwait %eax,%ecx */
+ strcpy (p - 4, "mwait %eax,%ecx");
+ }
+ else
+ {
+ /* monitor %eax,%ecx,%edx" */
+ strcpy (p - 4, "monitor %eax,%ecx,%edx");
+ }
+
+ codep++;
+ }
+ else
+ OP_E (0, sizeflag);
+}
+
static void
BadOp (void)
{
projects / deliverable / binutils-gdb.git / blobdiff