2007-01-04 H.J. Lu <hongjiu.lu@intel.com>

	PR gas/3826
	* config/tc-i386.c (register_prefix): New.
	(set_intel_syntax): Set set_intel_syntax to "" if register
	prefix is needed.
	(check_byte_reg): Use register_prefix for error message.
	(check_long_reg): Likewise.
	(check_qword_reg): Likewise.
	(check_word_reg): Likewise.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 5c65646221aa5884137c9600508f401bcc4525ee..096ed251e1ea6c79cf42c0377b0762d94ff91c43 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,14 @@
+2007-01-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR gas/3826
+       * config/tc-i386.c (register_prefix): New.
+       (set_intel_syntax): Set set_intel_syntax to "" if register
+       prefix is needed.
+       (check_byte_reg): Use register_prefix for error message.
+       (check_long_reg): Likewise.
+       (check_qword_reg): Likewise.
+       (check_word_reg): Likewise.
+
 2006-01-04  Julian Brown  <julian@codesourcery.com>
 
        * config/tc-arm.c (do_neon_shl_imm): Swap rN, rM.
@@ -11,6 +22,10 @@
        * config/tc-arm.c (NEON_ENC_TAB): Fix encoding of vclt, vcle, vaclt
        and vacle.
 
+2007-01-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/tc-i386.c (swap_operands): Remove branches.
+
 2007-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 
        * config/tc-i386.c: Update copyright year.

diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
index 6cfb04f3d236ab60075493f79c84f94a2fdce90b..67bd39eb5c3bb9e21221151aeb2d606014e0ee5a 100644 (file)
--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -291,6 +291,9 @@ static int intel_syntax = 0;
 /* 1 if register prefix % not required.  */
 static int allow_naked_reg = 0;
 
+/* Register prefix used for error message.  */
+static const char *register_prefix = "%";
+
 /* Used in 16 bit gcc mode to add an l suffix to call, ret, enter,
    leave, push, and pop instructions so that gcc has the same stack
    frame as in 32 bit mode.  */
@@ -1102,7 +1105,13 @@ set_intel_syntax (int syntax_flag)
   else
     allow_naked_reg = (ask_naked_reg < 0);
 
-  identifier_chars['%'] = intel_syntax && allow_naked_reg ? '%' : 0;
+  if (intel_syntax && allow_naked_reg)
+    {
+      identifier_chars['%'] = '%';
+      register_prefix = "";
+    }
+  else
+    identifier_chars['%'] = 0;
   identifier_chars['$'] = intel_syntax ? '$' : 0;
 }
 
@@ -3028,8 +3037,8 @@ check_byte_reg (void)
          if (flag_code == CODE_64BIT
              && (i.tm.operand_types[op] & InOutPortReg) == 0)
            {
-             as_bad (_("Incorrect register `%%%s' used with `%c' suffix"),
-                     i.op[op].regs->reg_name,
+             as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+                     register_prefix, i.op[op].regs->reg_name,
                      i.suffix);
              return 0;
            }
@@ -3087,8 +3096,8 @@ check_long_reg (void)
           lowering is more complicated.  */
        if (flag_code == CODE_64BIT)
          {
-           as_bad (_("Incorrect register `%%%s' used with `%c' suffix"),
-                   i.op[op].regs->reg_name,
+           as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+                   register_prefix, i.op[op].regs->reg_name,
                    i.suffix);
            return 0;
          }
@@ -3104,8 +3113,8 @@ check_long_reg (void)
     else if ((i.types[op] & Reg64) != 0
             && (i.tm.operand_types[op] & (Reg32 | Acc)) != 0)
       {
-       as_bad (_("Incorrect register `%%%s' used with `%c' suffix"),
-               i.op[op].regs->reg_name,
+       as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+               register_prefix, i.op[op].regs->reg_name,
                i.suffix);
        return 0;
       }
@@ -3136,8 +3145,8 @@ check_qword_reg (void)
       {
        /* Prohibit these changes in the 64bit mode, since the
           lowering is more complicated.  */
-       as_bad (_("Incorrect register `%%%s' used with `%c' suffix"),
-               i.op[op].regs->reg_name,
+       as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+               register_prefix, i.op[op].regs->reg_name,
                i.suffix);
        return 0;
       }
@@ -3169,8 +3178,8 @@ check_word_reg (void)
           lowering is more complicated.  */
        if (flag_code == CODE_64BIT)
          {
-           as_bad (_("Incorrect register `%%%s' used with `%c' suffix"),
-                   i.op[op].regs->reg_name,
+           as_bad (_("Incorrect register `%s%s' used with `%c' suffix"),
+                   register_prefix, i.op[op].regs->reg_name,
                    i.suffix);
            return 0;
          }