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2007-10-03 H.J. Lu <hongjiu.lu@intel.com>

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* i386-dis.c (OP_REG): Set add to 0 only when needed.
	(OP_C): Likewise.
	(OP_D): Likewise.
	(OP_MMX): Likewise.
	(OP_XMM): Likewise.
	(OP_EM): Likewise.
	(OP_MXC): Likewise.
	(OP_EX): Likewise.
This commit is contained in:
H.J. Lu 2007-10-03 19:30:44 +00:00
parent 458fa39293
commit 9b60702d0c
2 changed files with 32 additions and 7 deletions
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11
opcodes/ChangeLog
View file

@ -1,3 +1,14 @@
2007-10-03 H.J. Lu <hongjiu.lu@intel.com>
* i386-dis.c (OP_REG): Set add to 0 only when needed.
(OP_C): Likewise.
(OP_D): Likewise.
(OP_MMX): Likewise.
(OP_XMM): Likewise.
(OP_EM): Likewise.
(OP_MXC): Likewise.
(OP_EX): Likewise.
2007-10-03 H.J. Lu <hongjiu.lu@intel.com>
* i386-opc.tbl: Update SSE comments.

28
opcodes/i386-dis.c
View file

@ -6896,10 +6896,12 @@ static void
OP_REG (int code, int sizeflag)
{
const char *s;
int add = 0;
int add;
USED_REX (REX_B);
if (rex & REX_B)
add = 8;
else
add = 0;
switch (code)
{
@ -7372,7 +7374,7 @@ OP_DSreg (int code, int sizeflag)
static void
OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
int add;
if (rex & REX_R)
{
USED_REX (REX_R);
@ -7384,6 +7386,8 @@ OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
used_prefixes |= PREFIX_LOCK;
add = 8;
}
else
add = 0;
sprintf (scratchbuf, "%%cr%d", modrm.reg + add);
oappend (scratchbuf + intel_syntax);
}
@ -7391,10 +7395,12 @@ OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
static void
OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
int add;
USED_REX (REX_R);
if (rex & REX_R)
add = 8;
else
add = 0;
if (intel_syntax)
sprintf (scratchbuf, "db%d", modrm.reg + add);
else
@ -7424,10 +7430,12 @@ OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
used_prefixes |= (prefixes & PREFIX_DATA);
if (prefixes & PREFIX_DATA)
{
int add = 0;
int add;
USED_REX (REX_R);
if (rex & REX_R)
add = 8;
else
add = 0;
sprintf (scratchbuf, "%%xmm%d", modrm.reg + add);
}
else
@ -7438,10 +7446,12 @@ OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
static void
OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
{
int add = 0;
int add;
USED_REX (REX_R);
if (rex & REX_R)
add = 8;
else
add = 0;
sprintf (scratchbuf, "%%xmm%d", modrm.reg + add);
oappend (scratchbuf + intel_syntax);
}
@ -7466,11 +7476,13 @@ OP_EM (int bytemode, int sizeflag)
used_prefixes |= (prefixes & PREFIX_DATA);
if (prefixes & PREFIX_DATA)
{
int add = 0;
int add;
USED_REX (REX_B);
if (rex & REX_B)
add = 8;
else
add = 0;
sprintf (scratchbuf, "%%xmm%d", modrm.rm + add);
}
else
@ -7516,7 +7528,7 @@ OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
static void
OP_EX (int bytemode, int sizeflag)
{
int add = 0;
int add;
if (modrm.mod != 3)
{
OP_E (bytemode, sizeflag);
@ -7525,6 +7537,8 @@ OP_EX (int bytemode, int sizeflag)
USED_REX (REX_B);
if (rex & REX_B)
add = 8;
else
add = 0;
/* Skip mod/rm byte. */
MODRM_CHECK;