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-rw-r--r--opcodes/ChangeLog4
-rw-r--r--opcodes/i386-dis.c117
2 files changed, 61 insertions, 60 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index e5c7d46..4103ff8 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,7 @@
+2001-07-28 Kazu Hirata <kazu@hxi.com>
+
+ * i386-dis.c: Fix formatting.
+
2001-07-28 Matthias Kramm <kramm@quiss.org>
* i386-dis.c: Change formatting conventions for architecture
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c
index 33f630b..7d9c18c 100644
--- a/opcodes/i386-dis.c
+++ b/opcodes/i386-dis.c
@@ -96,8 +96,7 @@ static void OP_SIMD_Suffix PARAMS ((int, int));
static void SIMD_Fixup PARAMS ((int, int));
static void BadOp PARAMS ((void));
-struct dis_private
-{
+struct dis_private {
/* Points to first byte not fetched. */
bfd_byte *max_fetched;
bfd_byte the_buffer[MAXLEN];
@@ -157,7 +156,7 @@ static int used_prefixes;
to ADDR (exclusive) are valid. Returns 1 for success, longjmps
on error. */
#define FETCH_DATA(info, addr) \
- ((addr) <= ((struct dis_private *)(info->private_data))->max_fetched \
+ ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \
? 1 : fetch_data ((info), (addr)))
static int
@@ -166,7 +165,7 @@ fetch_data (info, addr)
bfd_byte *addr;
{
int status;
- struct dis_private *priv = (struct dis_private *)info->private_data;
+ struct dis_private *priv = (struct dis_private *) info->private_data;
bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer);
status = (*info->read_memory_func) (start,
@@ -299,7 +298,7 @@ fetch_data (info, addr)
#define loop_jcxz_flag NULL, loop_jcxz_mode
/* bits in sizeflag */
-#if 0 /* leave undefined until someone adds the extra flag to objdump */
+#if 0 /* Leave undefined until someone adds the extra flag to objdump. */
#define SUFFIX_ALWAYS 4
#endif
#define AFLAG 2
@@ -773,7 +772,7 @@ static const struct dis386 dis386_twobyte[] = {
{ "(bad)", XX, XX, XX },
{ GRPAMD },
{ "femms", XX, XX, XX },
- { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */
+ { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix. */
/* 10 */
{ PREGRP8 },
{ PREGRP9 },
@@ -1423,7 +1422,7 @@ static const struct dis386 grps[][8] = {
{ "lfence", None, XX, XX },
{ "mfence", None, XX, XX },
{ "sfence", None, XX, XX },
- /* FIXME: the sfence with memory operand is clflush! */
+ /* FIXME: the sfence with memory operand is clflush! */
},
/* GRP14 */
{
@@ -1447,7 +1446,6 @@ static const struct dis386 grps[][8] = {
{ "(bad)", XX, XX, XX },
{ "(bad)", XX, XX, XX },
}
-
};
static const struct dis386 prefix_user_table[][4] = {
@@ -1460,7 +1458,7 @@ static const struct dis386 prefix_user_table[][4] = {
},
/* PREGRP1 */
{
- { "", XM, EX, OPSIMD }, /* See OP_SIMD_SUFFIX */
+ { "", XM, EX, OPSIMD }, /* See OP_SIMD_SUFFIX. */
{ "", XM, EX, OPSIMD },
{ "", XM, EX, OPSIMD },
{ "", XM, EX, OPSIMD },
@@ -1823,7 +1821,6 @@ static int op_ad, op_index[3];
static bfd_vma op_address[3];
static bfd_vma op_riprel[3];
static bfd_vma start_pc;
-
/*
* On the 386's of 1988, the maximum length of an instruction is 15 bytes.
@@ -1906,7 +1903,7 @@ print_insn_i386 (pc, info)
|| info->mach == bfd_mach_x86_64
|| info->mach == bfd_mach_i386_i386_intel_syntax
|| info->mach == bfd_mach_x86_64_intel_syntax)
- sizeflag = AFLAG|DFLAG;
+ sizeflag = AFLAG | DFLAG;
else if (info->mach == bfd_mach_i386_i8086)
sizeflag = 0;
else
@@ -2097,17 +2094,17 @@ print_insn_i386 (pc, info)
obufp = op1out;
op_ad = 2;
if (dp->op1)
- (*dp->op1)(dp->bytemode1, sizeflag);
+ (*dp->op1) (dp->bytemode1, sizeflag);
obufp = op2out;
op_ad = 1;
if (dp->op2)
- (*dp->op2)(dp->bytemode2, sizeflag);
+ (*dp->op2) (dp->bytemode2, sizeflag);
obufp = op3out;
op_ad = 0;
if (dp->op3)
- (*dp->op3)(dp->bytemode3, sizeflag);
+ (*dp->op3) (dp->bytemode3, sizeflag);
}
}
@@ -2388,7 +2385,6 @@ static const struct dis386 float_reg[][8] = {
},
};
-
static char *fgrps[][8] = {
/* d9_2 0 */
{
@@ -2448,7 +2444,7 @@ dofloat (sizeflag)
if (mod != 3)
{
- putop (float_mem[(floatop - 0xd8 ) * 8 + reg], sizeflag);
+ putop (float_mem[(floatop - 0xd8) * 8 + reg], sizeflag);
obufp = op1out;
if (floatop == 0xdb)
OP_E (x_mode, sizeflag);
@@ -2458,7 +2454,7 @@ dofloat (sizeflag)
OP_E (v_mode, sizeflag);
return;
}
- /* skip mod/rm byte */
+ /* Skip mod/rm byte. */
MODRM_CHECK;
codep++;
@@ -2467,7 +2463,7 @@ dofloat (sizeflag)
{
putop (fgrps[dp->bytemode1][rm], sizeflag);
- /* instruction fnstsw is only one with strange arg */
+ /* Instruction fnstsw is only one with strange arg. */
if (floatop == 0xdf && codep[-1] == 0xe0)
strcpy (op1out, names16[0]);
}
@@ -2477,10 +2473,10 @@ dofloat (sizeflag)
obufp = op1out;
if (dp->op1)
- (*dp->op1)(dp->bytemode1, sizeflag);
+ (*dp->op1) (dp->bytemode1, sizeflag);
obufp = op2out;
if (dp->op2)
- (*dp->op2)(dp->bytemode2, sizeflag);
+ (*dp->op2) (dp->bytemode2, sizeflag);
}
}
@@ -2501,7 +2497,7 @@ OP_STi (bytemode, sizeflag)
oappend (scratchbuf + intel_syntax);
}
-/* capital letters in template are macros */
+/* Capital letters in template are macros. */
static int
putop (template, sizeflag)
const char *template;
@@ -2632,7 +2628,7 @@ putop (template, sizeflag)
*obufp++ = 'q';
break;
}
- /* Fall through */
+ /* Fall through. */
case 'P':
if (intel_syntax)
break;
@@ -2664,7 +2660,7 @@ putop (template, sizeflag)
*obufp++ = 'q';
break;
}
- /* Fall through */
+ /* Fall through. */
case 'Q':
if (intel_syntax)
break;
@@ -2858,7 +2854,7 @@ print_operand_value (buf, hex, disp)
buf[0] = '0';
buf[1] = 'x';
sprintf_vma (tmp, disp);
- for (i = 0; tmp[i] == '0' && tmp[i+1]; i++);
+ for (i = 0; tmp[i] == '0' && tmp[i + 1]; i++);
strcpy (buf + 2, tmp + i);
}
else
@@ -2870,7 +2866,7 @@ print_operand_value (buf, hex, disp)
{
*(buf++) = '-';
v = -disp;
- /* Check for possible overflow on 0x8000000000000000 */
+ /* Check for possible overflow on 0x8000000000000000. */
if (v < 0)
{
strcpy (buf, "9223372036854775808");
@@ -2887,7 +2883,7 @@ print_operand_value (buf, hex, disp)
tmp[29] = 0;
while (v)
{
- tmp[28-i] = (v % 10) + '0';
+ tmp[28 - i] = (v % 10) + '0';
v /= 10;
i++;
}
@@ -2915,7 +2911,7 @@ OP_E (bytemode, sizeflag)
if (rex & REX_EXTZ)
add += 8;
- /* skip mod/rm byte */
+ /* Skip mod/rm byte. */
MODRM_CHECK;
codep++;
@@ -2956,10 +2952,10 @@ OP_E (bytemode, sizeflag)
used_prefixes |= (prefixes & PREFIX_DATA);
break;
case 0:
- if ( !(codep[-2] == 0xAE && codep[-1] == 0xF8 /* sfence */)
+ 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 */
+ BadOp (); /* bad sfence,lea,lds,les,lfs,lgs,lss modrm */
break;
default:
oappend (INTERNAL_DISASSEMBLER_ERROR);
@@ -3107,7 +3103,7 @@ OP_E (bytemode, sizeflag)
if (intel_syntax)
if (mod != 0 || (base & 7) == 5)
{
- /* Don't print zero displacements */
+ /* Don't print zero displacements. */
if (disp != 0)
{
if ((bfd_signed_vma) disp > 0)
@@ -3246,7 +3242,7 @@ get64 ()
b |= (*codep++ & 0xff) << 24;
x = a + ((bfd_vma) b << 32);
#else
- abort();
+ abort ();
x = 0;
#endif
return x;
@@ -3354,7 +3350,7 @@ OP_REG (code, sizeflag)
break;
}
code += eAX_reg - rAX_reg;
- /* Fall through */
+ /* Fall through. */
case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
USED_REX (REX_MODE64);
@@ -3443,7 +3439,7 @@ OP_I (bytemode, sizeflag)
op = get32s ();
break;
}
- /* Fall through */
+ /* Fall through. */
case v_mode:
USED_REX (REX_MODE64);
if (rex & REX_MODE64)
@@ -3558,7 +3554,7 @@ OP_sI (bytemode, sizeflag)
else
{
mask = 0xffffffff;
- op = get16();
+ op = get16 ();
if ((op & 0x8000) != 0)
op -= 0x10000;
}
@@ -3602,7 +3598,7 @@ OP_J (bytemode, sizeflag)
else
{
disp = get16 ();
- /* for some reason, a data16 prefix on a jump instruction
+ /* For some reason, a data16 prefix on a jump instruction
means that the pc is masked to 16 bits after the
displacement is added! */
mask = 0xffff;
@@ -3693,7 +3689,7 @@ OP_OFF64 (bytemode, sizeflag)
append_seg ();
- off = get64();
+ off = get64 ();
if (intel_syntax)
{
@@ -3714,7 +3710,7 @@ ptr_reg (code, sizeflag)
int sizeflag;
{
const char *s;
- if(intel_syntax)
+ if (intel_syntax)
oappend ("[");
else
oappend ("(");
@@ -3727,7 +3723,7 @@ ptr_reg (code, sizeflag)
else
s = names16[code - eAX_reg];
oappend (s);
- if(intel_syntax)
+ if (intel_syntax)
oappend ("]");
else
oappend (")");
@@ -3755,7 +3751,7 @@ OP_DSreg (code, sizeflag)
| PREFIX_FS
| PREFIX_GS)) == 0)
prefixes |= PREFIX_DS;
- append_seg();
+ append_seg ();
ptr_reg (code, sizeflag);
}
@@ -3782,9 +3778,9 @@ OP_D (dummy, sizeflag)
if (rex & REX_EXTX)
add = 8;
if (intel_syntax)
- sprintf (scratchbuf, "db%d", reg+add);
+ sprintf (scratchbuf, "db%d", reg + add);
else
- sprintf (scratchbuf, "%%db%d", reg+add);
+ sprintf (scratchbuf, "%%db%d", reg + add);
oappend (scratchbuf);
}
@@ -3805,7 +3801,7 @@ OP_Rd (bytemode, sizeflag)
if (mod == 3)
OP_E (bytemode, sizeflag);
else
- BadOp();
+ BadOp ();
}
static void
@@ -3853,7 +3849,7 @@ OP_EM (bytemode, sizeflag)
if (rex & REX_EXTZ)
add = 8;
- /* skip mod/rm byte */
+ /* Skip mod/rm byte. */
MODRM_CHECK;
codep++;
used_prefixes |= (prefixes & PREFIX_DATA);
@@ -3879,7 +3875,7 @@ OP_EX (bytemode, sizeflag)
if (rex & REX_EXTZ)
add = 8;
- /* skip mod/rm byte */
+ /* Skip mod/rm byte. */
MODRM_CHECK;
codep++;
sprintf (scratchbuf, "%%xmm%d", rm + add);
@@ -3894,7 +3890,7 @@ OP_MS (bytemode, sizeflag)
if (mod == 3)
OP_EM (bytemode, sizeflag);
else
- BadOp();
+ BadOp ();
}
static void
@@ -3905,7 +3901,7 @@ OP_XS (bytemode, sizeflag)
if (mod == 3)
OP_EX (bytemode, sizeflag);
else
- BadOp();
+ BadOp ();
}
static const char *Suffix3DNow[] = {
@@ -3986,7 +3982,7 @@ OP_3DNowSuffix (bytemode, sizeflag)
/* AMD 3DNow! instructions are specified by an opcode suffix in the
place where an 8-bit immediate would normally go. ie. the last
byte of the instruction. */
- obufp = obuf + strlen(obuf);
+ obufp = obuf + strlen (obuf);
mnemonic = Suffix3DNow[*codep++ & 0xff];
if (mnemonic)
oappend (mnemonic);
@@ -3998,12 +3994,11 @@ OP_3DNowSuffix (bytemode, sizeflag)
we have a bad opcode. This necessitates some cleaning up. */
op1out[0] = '\0';
op2out[0] = '\0';
- BadOp();
+ BadOp ();
}
}
-
-static const char *simd_cmp_op [] = {
+static const char *simd_cmp_op[] = {
"eq",
"lt",
"le",
@@ -4022,7 +4017,7 @@ OP_SIMD_Suffix (bytemode, sizeflag)
unsigned int cmp_type;
FETCH_DATA (the_info, codep + 1);
- obufp = obuf + strlen(obuf);
+ obufp = obuf + strlen (obuf);
cmp_type = *codep++ & 0xff;
if (cmp_type < 8)
{
@@ -4052,7 +4047,7 @@ OP_SIMD_Suffix (bytemode, sizeflag)
/* We have a bad extension byte. Clean up. */
op1out[0] = '\0';
op2out[0] = '\0';
- BadOp();
+ BadOp ();
}
}
@@ -4065,17 +4060,19 @@ SIMD_Fixup (extrachar, sizeflag)
forms of these instructions. */
if (mod == 3)
{
- char *p = obuf + strlen(obuf);
- *(p+1) = '\0';
- *p = *(p-1);
- *(p-1) = *(p-2);
- *(p-2) = *(p-3);
- *(p-3) = extrachar;
+ char *p = obuf + strlen (obuf);
+ *(p + 1) = '\0';
+ *p = *(p - 1);
+ *(p - 1) = *(p - 2);
+ *(p - 2) = *(p - 3);
+ *(p - 3) = extrachar;
}
}
-static void BadOp (void)
+static void
+BadOp (void)
{
- codep = insn_codep + 1; /* throw away prefixes and 1st. opcode byte */
+ /* Throw away prefixes and 1st. opcode byte. */
+ codep = insn_codep + 1;
oappend ("(bad)");
}