Properly handle ".equ symbol, reg + NUM" in x86 Intel syntax.

gas/

2010-04-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/11509
	* config/tc-i386-intel.c (i386_intel_simplify_register): New.
	(i386_intel_simplify): Use i386_is_register and
	i386_intel_simplify_register. Set X_md for O_register and
	check X_md for O_constant.
	(i386_intel_operand): Use i386_is_register.

	* config/tc-i386.c (i386_is_register): New.
	(x86_cons): Initialize the X_md field.  Use i386_is_register.
	(parse_register): Use i386_is_register.
	(tc_x86_parse_to_dw2regnum): Likewise.

gas/testsuite/

2010-04-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/11509
	* gas/i386/equ.s: Add tests for ".equ symbol, reg + NUM".
	* gas/i386/equ.d: Updated.

1 files changed, 1 insertions, 0 deletions

diff --git a/gas/read.c b/gas/read.c
index 4afb190..ae0dbb8 100644
--- a/gas/read.c
+++ b/gas/read.c
@@ -471,6 +471,7 @@ get_absolute_expression (void)
 {
   expressionS exp;
 
+  exp.X_md = 0;
   return get_absolute_expr (&exp);
 }