[multiple changes]

2010-06-17  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch4.adb: expand NOT for VMS types.
	* sem_util.adb: Use OpenVMS_On_Target for IS_VMS_Operator.

2010-06-17  Sergey Rybin  <rybin@adacore.com>

	* vms_data.ads: Add qualifier for '--no-elim-dispatch' gnatelim option.
	* gnat_ugn.texi (gnatelim): add description for --no-elim-dispatch
	option.

From-SVN: r160908

gcc/ada/ChangeLog

 2010-06-17  Ed Schonberg  <schonberg@adacore.com>
 
+	* exp_ch4.adb: expand NOT for VMS types.
+	* sem_util.adb: Use OpenVMS_On_Target for IS_VMS_Operator.
+
+2010-06-17  Sergey Rybin  <rybin@adacore.com>
+
+	* vms_data.ads: Add qualifier for '--no-elim-dispatch' gnatelim option.
+	* gnat_ugn.texi (gnatelim): add description for --no-elim-dispatch
+	option.
+
+2010-06-17  Ed Schonberg  <schonberg@adacore.com>
+
 	* exp_ch6.adb (Expand_Call): Do not expand a call to an internal
 	protected operation if the subprogram has been eliminated.
 

gcc/ada/exp_ch4.adb

@@ -6631,7 +6631,7 @@ package body Exp_Ch4 is
    ---------------------
 
    --  If the argument is other than a Boolean array type, there is no special
-   --  expansion required.
+   --  expansion required, except for VMS operations on signed integers.
 
    --  For the packed case, we call the special routine in Exp_Pakd, except
    --  that if the component size is greater than one, we use the standard
@@ -6681,6 +6681,23 @@ package body Exp_Ch4 is
          return;
       end if;
 
+      --  For the VMS "not" on signed integer types, use conversion to and
+      --  from a predefined modular type.
+
+      if Is_VMS_Operator (Entity (N)) then
+         declare
+            LI : constant Entity_Id := RTE (RE_Unsigned_64);
+
+         begin
+            Rewrite (N,
+              Unchecked_Convert_To (Typ,
+                (Make_Op_Not (Loc,
+                  Right_Opnd => Unchecked_Convert_To (LI, Right_Opnd (N))))));
+            Analyze_And_Resolve (N, Typ);
+            return;
+         end;
+      end if;
+
       --  Only array types need any other processing
 
       if not Is_Array_Type (Typ) then

gcc/ada/gnat_ugn.texi

@@ -10727,6 +10727,10 @@ is named @file{gnatelim.log} and is located in the current directory.
 @cindex @option{^-log^/LOGFILE^} (@command{gnatelim})
 Duplicate all the output sent to @file{stderr} into a specified log file.
 
+@cindex @option{^--no-elim-dispatch^/NO_DISPATCH^} (@command{gnatelim})
+@item ^--no-elim-dispatch^/NO_DISPATCH^
+Do not generate pragmas for dispatching operations.
+
 @cindex @option{^-o^/OUTPUT^} (@command{gnatelim})
 @item ^-o^/OUTPUT^=@var{report_file}
 Put @command{gnatelim} output into a specified file. If this file already exists,

gcc/ada/sem_util.adb

@@ -7034,7 +7034,8 @@ package body Sem_Util is
    begin
       return Ekind (Op) = E_Function
         and then Is_Intrinsic_Subprogram (Op)
-        and then Scope (Op) = System_Aux_Id;
+        and then Chars (Scope (Scope (Op))) = Name_System
+        and then OpenVMS_On_Target;
    end Is_VMS_Operator;
 
    -----------------

gcc/ada/vms_data.ads

@@ -3597,6 +3597,13 @@ package VMS_Data is
    --      HIGH         A great number of messages are output, most of them not
    --                   being useful for the user.
 
+   S_Elim_Nodisp : aliased constant S := "/NO_DISPATCH "                   &
+                                          "--no-elim-dispatch";
+   --        /NONO_DISPATCH (D)
+   --        /NO_DISPATCH
+   --
+   --   Do not generate pragmas for dispatching operations.
+
    S_Elim_Project : aliased constant S := "/PROJECT_FILE=<"                &
                                              "-P>";
    --        /PROJECT_FILE=filename
@@ -3709,6 +3716,7 @@ package VMS_Data is
                       S_Elim_Logfile 'Access,
                       S_Elim_Main    'Access,
                       S_Elim_Mess    'Access,
+                      S_Elim_Nodisp  'Access,
                       S_Elim_Out     'Access,
                       S_Elim_Project 'Access,
                       S_Elim_Quiet   'Access,