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-rw-r--r--gnu/usr.bin/binutils/opcodes/i386-dis.c615
1 files changed, 328 insertions, 287 deletions
diff --git a/gnu/usr.bin/binutils/opcodes/i386-dis.c b/gnu/usr.bin/binutils/opcodes/i386-dis.c
index 37df6ea05f4..c0770d84e18 100644
--- a/gnu/usr.bin/binutils/opcodes/i386-dis.c
+++ b/gnu/usr.bin/binutils/opcodes/i386-dis.c
@@ -1,6 +1,6 @@
/* Print i386 instructions for GDB, the GNU debugger.
Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2001, 2002, 2003 Free Software Foundation, Inc.
+ 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of GDB.
@@ -23,6 +23,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
* July 1988
* modified by John Hassey (hassey@dg-rtp.dg.com)
* x86-64 support added by Jan Hubicka (jh@suse.cz)
+ * VIA PadLock support by Michal Ludvig (mludvig@suse.cz)
*/
/*
@@ -48,54 +49,59 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#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_xcrypt2 PARAMS ((int, int));
-static void OP_xcrypt 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_M (int, int);
+static void OP_0fae (int, int);
+static void NOP_Fixup (int, int);
+static void OP_3DNowSuffix (int, int);
+static void OP_xcrypt2 (int, int);
+static void OP_xcrypt (int, int);
+static void OP_SIMD_Suffix (int, int);
+static void SIMD_Fixup (int, int);
+static void PNI_Fixup (int, int);
+static void INVLPG_Fixup (int, int);
+static void BadOp (void);
struct dis_private {
/* Points to first byte not fetched. */
@@ -162,9 +168,7 @@ static int used_prefixes;
? 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;
@@ -199,8 +203,8 @@ fetch_data (info, addr)
#define indirEv OP_indirE, v_mode
#define Ew OP_E, w_mode
#define Ma OP_E, v_mode
-#define M OP_E, 0 /* lea, lgdt, etc. */
-#define Mp OP_E, 0 /* 32 or 48 bit memory operand for LDS, LES etc */
+#define M OP_M, 0 /* lea, lgdt, etc. */
+#define Mp OP_M, 0 /* 32 or 48 bit memory operand for LDS, LES etc */
#define Gb OP_G, b_mode
#define Gv OP_G, v_mode
#define Gd OP_G, d_mode
@@ -293,7 +297,6 @@ fetch_data (info, addr)
#define EX OP_EX, v_mode
#define MS OP_MS, v_mode
#define XS OP_XS, v_mode
-#define None OP_E, 0
#define OPSUF OP_3DNowSuffix, 0
#define OPXCRYPT OP_xcrypt, 0
#define OPXCRYPT2 OP_xcrypt2, 0
@@ -421,10 +424,16 @@ fetch_data (info, addr)
#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;
@@ -630,8 +639,7 @@ static const struct dis386 dis386[] = {
{ "movQ", Sw, Ev, XX },
{ "popU", Ev, XX, XX },
/* 90 */
- { "nop", XX, XX, XX },
- /* FIXME: NOP with REPz prefix is called PAUSE. */
+ { "nop", NOP_Fixup, 0, XX, XX },
{ "xchgS", RMeCX, eAX, XX },
{ "xchgS", RMeDX, eAX, XX },
{ "xchgS", RMeBX, eAX, XX },
@@ -780,11 +788,11 @@ static const struct dis386 dis386_twobyte[] = {
/* 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 },
@@ -899,8 +907,8 @@ static const struct dis386 dis386_twobyte[] = {
{ "(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 */
@@ -946,6 +954,7 @@ static const struct dis386 dis386_twobyte[] = {
{ "btS", Ev, Gv, XX },
{ "shldS", Ev, Gv, Ib },
{ "shldS", Ev, Gv, CL },
+ { "(bad)", XX, XX, XX },
{ "", OPXCRYPT2, XX, XX },
{ "", OPXCRYPT, XX, XX },
/* a8 */
@@ -994,7 +1003,7 @@ static const struct dis386 dis386_twobyte[] = {
{ "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 },
@@ -1030,7 +1039,7 @@ static const struct dis386 dis386_twobyte[] = {
{ "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 },
@@ -1082,15 +1091,15 @@ static const unsigned char twobyte_has_modrm[256] = {
/* 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 */
+ /* a0 */ 0,0,0,1,1,1,0,1,0,0,0,1,1,1,1,1, /* af */
/* b0 */ 1,1,1,1,1,1,1,1,0,0,1,1,1,1,1,1, /* bf */
/* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
- /* d0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 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 */
};
@@ -1099,21 +1108,21 @@ static const unsigned char twobyte_uses_SSE_prefix[256] = {
/* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
/* ------------------------------- */
/* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
- /* 10 */ 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 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 */
};
@@ -1353,13 +1362,13 @@ static const struct dis386 grps[][8] = {
/* 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 },
{ "(bad)", XX, XX, XX },
{ "lmsw", Ew, XX, XX },
- { "invlpg", Ew, XX, XX },
+ { "invlpg", INVLPG_Fixup, w_mode, XX, XX },
},
/* GRP8 */
{
@@ -1423,10 +1432,9 @@ static const struct dis386 grps[][8] = {
{ "ldmxcsr", Ev, XX, XX },
{ "stmxcsr", Ev, XX, XX },
{ "(bad)", XX, XX, XX },
- { "lfence", None, XX, XX },
- { "mfence", None, XX, XX },
- { "sfence", None, XX, XX },
- /* FIXME: the sfence with memory operand is clflush! */
+ { "lfence", OP_0fae, 0, XX, XX },
+ { "mfence", OP_0fae, 0, XX, XX },
+ { "clflush", OP_0fae, 0, XX, XX },
},
/* GRP14 */
{
@@ -1449,7 +1457,7 @@ static const struct dis386 grps[][8] = {
{ "(bad)", XX, XX, XX },
{ "(bad)", XX, XX, XX },
{ "(bad)", XX, XX, XX },
- }
+ },
};
static const struct dis386 prefix_user_table[][4] = {
@@ -1642,6 +1650,48 @@ static const struct dis386 prefix_user_table[][4] = {
{ "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] = {
@@ -1654,7 +1704,7 @@ static const struct dis386 x86_64_table[][2] = {
#define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
static void
-ckprefix ()
+ckprefix (void)
{
int newrex;
rex = 0;
@@ -1752,9 +1802,7 @@ ckprefix ()
prefix byte. */
static const char *
-prefix_name (pref, sizeflag)
- int pref;
- int sizeflag;
+prefix_name (int pref, int sizeflag)
{
switch (pref)
{
@@ -1848,9 +1896,7 @@ static char scale_char;
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;
@@ -1858,9 +1904,7 @@ print_insn_i386_att (pc, info)
}
int
-print_insn_i386_intel (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+print_insn_i386_intel (bfd_vma pc, disassemble_info *info)
{
intel_syntax = 1;
@@ -1868,9 +1912,7 @@ print_insn_i386_intel (pc, info)
}
int
-print_insn_i386 (pc, info)
- bfd_vma pc;
- disassemble_info *info;
+print_insn_i386 (bfd_vma pc, disassemble_info *info)
{
intel_syntax = -1;
@@ -1878,9 +1920,7 @@ print_insn_i386 (pc, info)
}
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;
@@ -1989,7 +2029,7 @@ print_insn (pc, info)
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;
@@ -2298,7 +2338,7 @@ static const char *float_mem[] = {
"fidivr{l||l|}",
/* db */
"fild{l||l|}",
- "(bad)",
+ "fisttp{l||l|}",
"fist{l||l|}",
"fistp{l||l|}",
"(bad)",
@@ -2316,7 +2356,7 @@ static const char *float_mem[] = {
"fdivr{l||l|}",
/* dd */
"fld{l||l|}",
- "(bad)",
+ "fisttpll",
"fst{l||l|}",
"fstp{l||l|}",
"frstor",
@@ -2334,7 +2374,7 @@ static const char *float_mem[] = {
"fidivr",
/* df */
"fild",
- "(bad)",
+ "fisttp",
"fist",
"fistp",
"fbld",
@@ -2510,8 +2550,7 @@ static char *fgrps[][8] = {
};
static void
-dofloat (sizeflag)
- int sizeflag;
+dofloat (int sizeflag)
{
const struct dis386 *dp;
unsigned char floatop;
@@ -2557,17 +2596,13 @@ dofloat (sizeflag)
}
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);
@@ -2575,9 +2610,7 @@ OP_STi (bytemode, sizeflag)
/* 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;
@@ -2850,15 +2883,14 @@ putop (template, sizeflag)
}
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)
{
@@ -2893,9 +2925,7 @@ append_seg ()
}
static void
-OP_indirE (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_indirE (int bytemode, int sizeflag)
{
if (!intel_syntax)
oappend ("*");
@@ -2903,10 +2933,7 @@ OP_indirE (bytemode, sizeflag)
}
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)
{
@@ -2963,9 +2990,7 @@ print_operand_value (buf, hex, disp)
}
static void
-OP_E (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_E (int bytemode, int sizeflag)
{
bfd_vma disp;
int add = 0;
@@ -3016,10 +3041,6 @@ OP_E (bytemode, sizeflag)
used_prefixes |= (prefixes & PREFIX_DATA);
break;
case 0:
- if (!(codep[-2] == 0xAE && codep[-1] == 0xF8 /* sfence */)
- && !(codep[-2] == 0xAE && codep[-1] == 0xF0 /* mfence */)
- && !(codep[-2] == 0xAE && codep[-1] == 0xe8 /* lfence */))
- BadOp (); /* bad sfence,lea,lds,les,lfs,lgs,lss modrm */
break;
default:
oappend (INTERNAL_DISASSEMBLER_ERROR);
@@ -3155,11 +3176,7 @@ OP_E (bytemode, sizeflag)
? names64[index] : names32[index]);
oappend (scratchbuf);
}
- if (!intel_syntax
- || (intel_syntax
- && bytemode != b_mode
- && bytemode != w_mode
- && bytemode != v_mode))
+ if (scale != 0 || (!intel_syntax && index != 4))
{
*obufp++ = scale_char;
*obufp = '\0';
@@ -3248,9 +3265,7 @@ OP_E (bytemode, sizeflag)
}
static void
-OP_G (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_G (int bytemode, int sizeflag)
{
int add = 0;
USED_REX (REX_EXTX);
@@ -3291,7 +3306,7 @@ OP_G (bytemode, sizeflag)
}
static bfd_vma
-get64 ()
+get64 (void)
{
bfd_vma x;
#ifdef BFD64
@@ -3316,7 +3331,7 @@ get64 ()
}
static bfd_signed_vma
-get32 ()
+get32 (void)
{
bfd_signed_vma x = 0;
@@ -3329,7 +3344,7 @@ get32 ()
}
static bfd_signed_vma
-get32s ()
+get32s (void)
{
bfd_signed_vma x = 0;
@@ -3345,7 +3360,7 @@ get32s ()
}
static int
-get16 ()
+get16 (void)
{
int x = 0;
@@ -3356,9 +3371,7 @@ get16 ()
}
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)
@@ -3375,9 +3388,7 @@ set_op (op, riprel)
}
static void
-OP_REG (code, sizeflag)
- int code;
- int sizeflag;
+OP_REG (int code, int sizeflag)
{
const char *s;
int add = 0;
@@ -3437,9 +3448,7 @@ OP_REG (code, sizeflag)
}
static void
-OP_IMREG (code, sizeflag)
- int code;
- int sizeflag;
+OP_IMREG (int code, int sizeflag)
{
const char *s;
@@ -3486,9 +3495,7 @@ OP_IMREG (code, sizeflag)
}
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;
@@ -3540,9 +3547,7 @@ OP_I (bytemode, sizeflag)
}
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;
@@ -3593,9 +3598,7 @@ OP_I64 (bytemode, sizeflag)
}
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;
@@ -3644,9 +3647,7 @@ OP_sI (bytemode, sizeflag)
}
static void
-OP_J (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_J (int bytemode, int sizeflag)
{
bfd_vma disp;
bfd_vma mask = -1;
@@ -3682,17 +3683,13 @@ OP_J (bytemode, sizeflag)
}
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;
@@ -3715,9 +3712,7 @@ OP_DIR (dummy, sizeflag)
}
static void
-OP_OFF (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag;
+OP_OFF (int bytemode ATTRIBUTE_UNUSED, int sizeflag)
{
bfd_vma off;
@@ -3742,9 +3737,7 @@ OP_OFF (bytemode, sizeflag)
}
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;
@@ -3772,9 +3765,7 @@ OP_OFF64 (bytemode, sizeflag)
}
static void
-ptr_reg (code, sizeflag)
- int code;
- int sizeflag;
+ptr_reg (int code, int sizeflag)
{
const char *s;
if (intel_syntax)
@@ -3802,18 +3793,14 @@ ptr_reg (code, sizeflag)
}
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
@@ -3828,9 +3815,7 @@ OP_DSreg (code, sizeflag)
}
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);
@@ -3841,9 +3826,7 @@ OP_C (dummy, sizeflag)
}
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);
@@ -3857,18 +3840,14 @@ OP_D (dummy, sizeflag)
}
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);
@@ -3877,9 +3856,7 @@ OP_Rd (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);
@@ -3894,9 +3871,7 @@ OP_MMX (bytemode, sizeflag)
}
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);
@@ -3907,9 +3882,7 @@ OP_XMM (bytemode, sizeflag)
}
static void
-OP_EM (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_EM (int bytemode, int sizeflag)
{
int add = 0;
if (mod != 3)
@@ -3933,9 +3906,7 @@ OP_EM (bytemode, sizeflag)
}
static void
-OP_EX (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_EX (int bytemode, int sizeflag)
{
int add = 0;
if (mod != 3)
@@ -3955,9 +3926,7 @@ OP_EX (bytemode, sizeflag)
}
static void
-OP_MS (bytemode, sizeflag)
- int bytemode;
- int sizeflag;
+OP_MS (int bytemode, int sizeflag)
{
if (mod == 3)
OP_EM (bytemode, sizeflag);
@@ -3966,9 +3935,7 @@ OP_MS (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);
@@ -3976,26 +3943,45 @@ OP_XS (bytemode, sizeflag)
BadOp ();
}
-static struct {
- unsigned char opc;
- char *name;
-} xcrypt[] = {
- { 0xc0, "xstore-rng" },
- { 0xc8, "xcrypt-ecb" },
- { 0xd0, "xcrypt-cbc" },
- { 0xd8, "xcrypt-ctr" },
- { 0xe0, "xcrypt-cfb" },
- { 0xe8, "xcrypt-ofb" },
-};
+static void
+OP_M (int bytemode, int sizeflag)
+{
+ if (mod == 3)
+ BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
+ else
+ OP_E (bytemode, sizeflag);
+}
-static struct {
- unsigned char opc;
- char *name;
-} xcrypt2[] = {
- { 0xc0, "montmul" },
- { 0xc8, "xsha1" },
- { 0xd0, "xsha256" },
-};
+static void
+OP_0fae (int bytemode, int sizeflag)
+{
+ if (mod == 3)
+ {
+ if (reg == 7)
+ strcpy (obuf + strlen (obuf) - sizeof ("clflush") + 1, "sfence");
+
+ if (reg < 5 || rm != 0)
+ {
+ BadOp (); /* bad sfence, mfence, or lfence */
+ return;
+ }
+ }
+ else if (reg != 7)
+ {
+ BadOp (); /* bad clflush */
+ return;
+ }
+
+ OP_E (bytemode, sizeflag);
+}
+
+static void
+NOP_Fixup (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
+{
+ /* NOP with REPZ prefix is called PAUSE. */
+ if (prefixes == PREFIX_REPZ)
+ strcpy (obuf, "pause");
+}
static const char *const Suffix3DNow[] = {
/* 00 */ NULL, NULL, NULL, NULL,
@@ -4065,9 +4051,7 @@ static const char *const Suffix3DNow[] = {
};
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;
@@ -4091,54 +4075,6 @@ OP_3DNowSuffix (bytemode, sizeflag)
}
}
-static void
-OP_xcrypt (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
-{
- const char *mnemonic = NULL;
- unsigned int i;
-
- FETCH_DATA (the_info, codep + 1);
- /* VIA C3 xcrypt-* & xmove-* instructions are specified by an opcode
- suffix in the place where an 8-bit immediate would normally go.
- ie. the last byte of the instruction. */
- obufp = obuf + strlen(obuf);
-
- for (i = 0; i < sizeof(xcrypt) / sizeof(xcrypt[0]); i++)
- if (xcrypt[i].opc == (*codep & 0xff))
- mnemonic = xcrypt[i].name;
- codep++;
- if (mnemonic)
- oappend (mnemonic);
- else
- BadOp();
-}
-
-static void
-OP_xcrypt2 (bytemode, sizeflag)
- int bytemode ATTRIBUTE_UNUSED;
- int sizeflag ATTRIBUTE_UNUSED;
-{
- const char *mnemonic = NULL;
- unsigned int i;
-
- FETCH_DATA (the_info, codep + 1);
- /* VIA C3 xcrypt2 instructions are specified by an opcode
- suffix in the place where an 8-bit immediate would normally go.
- ie. the last byte of the instruction. */
- obufp = obuf + strlen(obuf);
-
- for (i = 0; i < sizeof(xcrypt2) / sizeof(xcrypt2[0]); i++)
- if (xcrypt2[i].opc == (*codep & 0xff))
- mnemonic = xcrypt2[i].name;
- codep++;
- if (mnemonic)
- oappend (mnemonic);
- else
- BadOp();
-}
-
static const char *simd_cmp_op[] = {
"eq",
"lt",
@@ -4151,9 +4087,7 @@ static const char *simd_cmp_op[] = {
};
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;
@@ -4193,9 +4127,7 @@ OP_SIMD_Suffix (bytemode, sizeflag)
}
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. */
@@ -4211,6 +4143,115 @@ SIMD_Fixup (extrachar, sizeflag)
}
static void
+PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag)
+{
+ 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
+INVLPG_Fixup (int bytemode, int sizeflag)
+{
+ if (*codep == 0xf8)
+ {
+ char *p = obuf + strlen (obuf);
+
+ /* Override "invlpg". */
+ strcpy (p - 6, "swapgs");
+ codep++;
+ }
+ else
+ OP_E (bytemode, sizeflag);
+}
+
+static struct {
+ unsigned char opc;
+ char *name;
+} xcrypt[] = {
+ { 0xc0, "xstore-rng" },
+ { 0xc8, "xcrypt-ecb" },
+ { 0xd0, "xcrypt-cbc" },
+ { 0xd8, "xcrypt-ctr" },
+ { 0xe0, "xcrypt-cfb" },
+ { 0xe8, "xcrypt-ofb" },
+};
+
+static struct {
+ unsigned char opc;
+ char *name;
+} xcrypt2[] = {
+ { 0xc0, "montmul" },
+ { 0xc8, "xsha1" },
+ { 0xd0, "xsha256" },
+};
+
+static void
+OP_xcrypt (bytemode, sizeflag)
+ int bytemode ATTRIBUTE_UNUSED;
+ int sizeflag ATTRIBUTE_UNUSED;
+{
+ const char *mnemonic = NULL;
+ unsigned int i;
+
+ FETCH_DATA (the_info, codep + 1);
+ /* VIA C3 xcrypt-* & xmove-* instructions are specified by an opcode
+ suffix in the place where an 8-bit immediate would normally go.
+ ie. the last byte of the instruction. */
+ obufp = obuf + strlen(obuf);
+
+ for (i = 0; i < sizeof(xcrypt) / sizeof(xcrypt[0]); i++)
+ if (xcrypt[i].opc == (*codep & 0xff))
+ mnemonic = xcrypt[i].name;
+ codep++;
+ if (mnemonic)
+ oappend (mnemonic);
+ else
+ BadOp();
+}
+
+static void
+OP_xcrypt2 (bytemode, sizeflag)
+ int bytemode ATTRIBUTE_UNUSED;
+ int sizeflag ATTRIBUTE_UNUSED;
+{
+ const char *mnemonic = NULL;
+ unsigned int i;
+
+ FETCH_DATA (the_info, codep + 1);
+ /* VIA C3 xcrypt2 instructions are specified by an opcode
+ suffix in the place where an 8-bit immediate would normally go.
+ ie. the last byte of the instruction. */
+ obufp = obuf + strlen(obuf);
+
+ for (i = 0; i < sizeof(xcrypt2) / sizeof(xcrypt2[0]); i++)
+ if (xcrypt2[i].opc == (*codep & 0xff))
+ mnemonic = xcrypt2[i].name;
+ codep++;
+ if (mnemonic)
+ oappend (mnemonic);
+ else
+ BadOp();
+ }
+
+static void
BadOp (void)
{
/* Throw away prefixes and 1st. opcode byte. */
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-25 03:53:50 +0000