[PATCH] x86: monitor/mwait corrections
Jan Beulich
JBeulich@novell.com
Tue Mar 15 08:55:00 GMT 2005
Built and tested on x86_64-unknown-linux-gnu.
Jan
opcodes/
2005-03-15 Jan Beulich <jbeulich@novell.com>
* i386-dis.c (PNI_Fixup): Neither mwait nor monitor have any
visible operands in Intel mode. The first operand of monitor is
%rax in 64-bit mode.
---
/home/jbeulich/src/binutils/mainline/2005-03-08/opcodes/i386-dis.c 2005-03-04
15:53:09.000000000 +0100
+++ 2005-03-08/opcodes/i386-dis.c 2005-03-15 09:30:52.896909664
+0100
@@ -4372,16 +4372,32 @@ PNI_Fixup (int extrachar ATTRIBUTE_UNUSE
{
/* mwait %eax,%ecx */
strcpy (p, "mwait");
+ if (!intel_syntax)
+ strcpy (op1out, names32[0]);
}
else
{
/* monitor %eax,%ecx,%edx" */
strcpy (p, "monitor");
- strcpy (op3out, names32[2]);
+ if (!intel_syntax)
+ {
+ if (!mode_64bit)
+ strcpy (op1out, names32[0]);
+ else if (!(prefixes & PREFIX_ADDR))
+ strcpy (op1out, names64[0]);
+ else
+ {
+ strcpy (op1out, names32[0]);
+ used_prefixes |= PREFIX_ADDR;
+ }
+ strcpy (op3out, names32[2]);
+ }
+ }
+ if (!intel_syntax)
+ {
+ strcpy (op2out, names32[1]);
+ two_source_ops = 1;
}
- strcpy (op1out, names32[0]);
- strcpy (op2out, names32[1]);
- two_source_ops = 1;
codep++;
}
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