be a bit more liberal with prefixes

diff --git a/mach/i386/as/mach4.c b/mach/i386/as/mach4.c
index b8da727..51ac50e 100644 (file)
--- a/mach/i386/as/mach4.c
+++ b/mach/i386/as/mach4.c
@@ -7,11 +7,15 @@
  */
 
 operation
-       :               {       address_long = 1; operand_long = 1; }
-               prefix oper
+       :
+               prefix oper             
+                       {       address_long = 1; operand_long = 1; }
+       |       prefix1         /* to allow for only prefixes on a line */
        ;
 prefix :       /* empty */
-       |       prefix PREFIX
+       |       prefix1
+       ;
+prefix1:       prefix PREFIX
                        {       if ($2 == 0146) operand_long = ! operand_long;
                                if ($2 == 0147) address_long = ! address_long;
                                emit1($2);