Home Original page

PATCH: Add Intel VMX instructions

H. J. Lu hjl@lucon.org
Tue Jul 19 04:14:00 GMT 2005 
On Tue, Jul 19, 2005 at 11:11:20AM +0930, Alan Modra wrote:
> On Mon, Jul 18, 2005 at 02:04:55AM -0600, Jan Beulich wrote:
> > In VMX_Fixup:
> > 
> > >+      /* We might have a suffix.  */
> > >+      if (*p == 'i')
> > >+	--p;
> > 
> > I think this needs to be
> > 
> >       /* We might have a suffix.  */
> >       if (*p == 'g')
> > 	--p;
> 
> No, but you could change the comment to
> 
> /* We might have a suffix, ie. "sidtw" or "sidtl" in obuf,
>    in which case we need to back up one more char.  */
> 

This is the patch I checked in.


H.J.
---
gas/testsuite/

2005-07-18  H.J. Lu  <hongjiu.lu@intel.com>

	* gas/i386/i386.exp: Add suffix.

	* gas/i386/suffix.d: New file.
	* gas/i386/suffix.s: Likewise.

opcodes/

2005-07-18  H.J. Lu  <hongjiu.lu@intel.com>

	* i386-dis.c (PNI_Fixup): Update comment.
	(VMX_Fixup): Properly handle the suffix check.

--- binutils/gas/testsuite/gas/i386/i386.exp.suffix	2005-07-18 08:52:04.000000000 -0700
+++ binutils/gas/testsuite/gas/i386/i386.exp	2005-07-18 19:53:02.000000000 -0700
@@ -61,6 +61,7 @@ if [expr ([istarget "i*86-*-*"] ||  [ist
     run_dump_test "prescott"
     run_dump_test "sib"
     run_dump_test "vmx"
+    run_dump_test "suffix"
 
     if {![istarget "*-*-aix*"]
 	&& (![is_elf_format] || [istarget "*-*-linux*"]
--- binutils/gas/testsuite/gas/i386/suffix.d.suffix	2005-07-18 20:03:44.000000000 -0700
+++ binutils/gas/testsuite/gas/i386/suffix.d	2005-07-18 20:02:53.000000000 -0700
@@ -0,0 +1,15 @@
+#objdump: -dw -Msuffix
+#name: i386 suffix
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+0+000 <foo>:
+   0:	0f 01 c8 [ 	]*monitor %eax,%ecx,%edx
+   3:	0f 01 c9 [ 	]*mwait  %eax,%ecx
+   6:	0f 01 c1 [ 	]*vmcall 
+   9:	0f 01 c2 [ 	]*vmlaunch 
+   c:	0f 01 c3 [ 	]*vmresume 
+   f:	0f 01 c4 [ 	]*vmxoff 
+	...
--- binutils/gas/testsuite/gas/i386/suffix.s.suffix	2005-07-18 20:03:47.000000000 -0700
+++ binutils/gas/testsuite/gas/i386/suffix.s	2005-07-18 19:58:02.000000000 -0700
@@ -0,0 +1,13 @@
+# Disassembling with -Msuffix.
+
+	.text
+foo:
+	monitor
+	mwait
+
+	vmcall
+	vmlaunch
+	vmresume
+	vmxoff
+
+	.p2align	4,0
--- binutils/opcodes/i386-dis.c.suffix	2005-07-15 07:24:19.000000000 -0700
+++ binutils/opcodes/i386-dis.c	2005-07-18 20:00:01.000000000 -0700
@@ -4419,7 +4419,7 @@ PNI_Fixup (int extrachar ATTRIBUTE_UNUSE
       /* Override "sidt".  */
       char *p = obuf + strlen (obuf) - 4;
 
-      /* We might have a suffix.  */
+      /* We might have a suffix when disassembling with -Msuffix.  */
       if (*p == 'i')
 	--p;
 
@@ -4617,8 +4617,8 @@ VMX_Fixup (int extrachar ATTRIBUTE_UNUSE
       /* Override "sgdt".  */
       char *p = obuf + strlen (obuf) - 4;
 
-      /* We might have a suffix.  */
-      if (*p == 'i')
+      /* We might have a suffix when disassembling with -Msuffix.  */
+      if (*p == 'g')
 	--p;
 
       switch (rm)
More information about the Binutils mailing list