[multiple changes]

2004-05-17  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	Part of function-at-a-time conversion

	* misc.c (adjust_decl_rtl): Deleted.
	(LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
	Define.

	* gigi.h: (adjust_decl_rtl, kept_level_p, set_block): Deleted.
	(add_decl_stmt, add_stmt, block_has_vars): New functions.
	(gnat_pushlevel, gnat_poplevel): Renamed from pushlevel and poplevel.

	* decl.c (elaborate_expression, maybe_pad_type): Call add_decl_stmt
	when making a decl.
	(gnat_to_gnu_entity): Likewise.
	Use add_stmt to update setjmp buffer.
	Set TREE_ADDRESSABLE instead of calling put_var_into_stack and
	flush_addressof.
	No longer call adjust_decl_rtl.
	(DECL_INIT_BY_ASSIGN_P): New macro.
	(DECL_STMT_VAR): Likewise.

	* trans.c (gigi): Call start_block_stmt to make the outermost
	BLOCK_STMT.
	(gnat_to_code, gnu_to_gnu, tree_transform, process_decls, process_type):
	Call start_block_stmt and end_block_stmt temporarily.
	Use gnat_expand_stmt instead of expand_expr_stmt.
	(add_decl_stmt): New function.
	(tree_transform): Call it.
	(add_stmt): Also emit initializing assignment for DECL_STMT if needed.
	(end_block_stmt): Set type and NULL_STMT.
	(gnat_expand_stmt): Make recursize call instead of calling
	expand_expr_stmt.
	(gnat_expand_stmt, case DECL_STMT): New case.
	(set_lineno_from_sloc): Do nothing if global.
	(gnu_block_stmt_node, gnu_block_stmt_free_list): New variables.
	(start_block_stmt, add_stmt, end_block_stmt): New functions.
	(build_block_stmt): Call them.
	(gnat_to_code): Don't expand NULL_STMT.
	(build_unit_elab): Rename pushlevel and poplevel to gnat_* and change
	args.
	(tree_transform): Likewise.
	(tree_transform, case N_Null_Statement): Return NULL_STMT.
	(gnat_expand_stmt, case NULL_STMT): New case.
	(gnat_expand_stmt, case IF_STMT): Allow nested IF_STMT to have no
	IF_STMT_TRUE.

	* utils2.c (gnat_mark_addressable, case VAR_DECL): Do not set
	TREE_ADDRESSABLE.

	* utils.c (create_var_decl): Do not call expand_decl or
	expand_decl_init.
	Set TREE_ADDRESSABLE instead of calling gnat_mark_addressable.
	Set DECL_INIT_BY_ASSIGN_P when needed and do not generate MODIFY_EXPR
	here.
	(struct e_stack): Add chain_next to GTY.
	(struct binding_level): Deleted.
	(struct ada_binding_level): New struct.
	(free_block_chain): New.
	(global_binding_level, clear_binding_level): Deleted.
	(global_bindings_p): Rework to see if no chain.
	(kept_level_p, set_block): Deleted.
	(gnat_pushlevel): Renamed from pushlevel and extensive reworked to use
	new data structure and work directly on BLOCK node.
	(gnat_poplevel): Similarly.
	(get_decls): Look at BLOCK_VARS.
	(insert_block): Work directly on BLOCK node.
	(block_has_var): New function.
	(pushdecl): Rework for new binding structures.
	(gnat_init_decl_processing): Rename and rework calls to pushlevel and
	poplevel.
	(build_subprog_body): Likewise.
	(end_subprog_body): Likewise; also set up BLOCK in DECL_INITIAL.

	* ada-tree.def (DECL_STMT, NULL_STMT): New codes.

	* ada-tree.h: (DECL_INIT_BY_ASSIGN_P): New macro.
	(DECL_STMT_VAR): Likewise.

2004-05-17  Robert Dewar  <dewar@gnat.com>

	* restrict.ads, restrict.adb (Process_Restriction_Synonym): New
	procedure

	* sem_prag.adb (Analyze_Pragma, case Restrictions): Cleanup handling
	of restriction synonyums by using
	Restrict.Process_Restriction_Synonyms.

	* snames.ads, snames.adb: Add entries for Process_Restriction_Synonym

	* s-restri.ads (Tasking_Allowed): Correct missing comment

	* s-rident.ads: Add entries for restriction synonyms

	* ali.adb: Fix some problems with badly formatted ALI files that can
	result in infinite loops.

	* s-taprop-lynxos.adb, s-tpopsp-lynxos.adb, s-taprop-tru64.adb,
	s-tpopsp-posix-foreign.adb, s-taprop-irix.adb, s-interr-sigaction.adb,
	s-taprop-irix-athread.adb, s-taprop-hpux-dce.adb, s-taprop-linux.adb,
	s-taprop-dummy.adb, s-interr-dummy.adb, s-taprop-os2.adb,
	s-taprop-solaris.adb, s-tpopsp-solaris.adb, s-asthan-vms.adb,
	s-inmaop-vms.adb, s-interr-vms.adb, s-taprop-vms.adb,
	s-tpopde-vms.adb, s-taprop-mingw.adb, s-interr-vxworks.adb,
	s-taprop-vxworks.adb, s-tpopsp-vxworks.adb, s-taprop-posix.adb,
	s-tpopsp-posix.adb, s-tratas-default.adb, a-dynpri.adb,
	a-tasatt.adb, a-taside.adb, a-taside.ads, exp_attr.adb,
	exp_ch9.adb, g-thread.adb, rtsfind.ads, sem_attr.adb,
	s-interr.adb, s-interr.ads, s-soflin.ads, s-taasde.adb,
	s-taasde.ads, s-taenca.adb, s-taenca.ads, s-taprop.ads,
	s-tarest.adb, s-tarest.ads, s-tasdeb.adb, s-tasdeb.ads,
	s-tasini.adb, s-tasini.ads, s-taskin.adb, s-taskin.ads,
	s-tasque.adb, s-tasque.ads, s-tasren.adb, s-tasren.ads,
	s-tassta.adb, s-tassta.ads, s-tasuti.adb, s-tasuti.ads,
	s-tataat.adb, s-tataat.ads, s-tpinop.adb, s-tpinop.ads,
	s-tpoben.adb, s-tpobop.adb, s-tpobop.ads, s-tporft.adb,
	s-tposen.adb, s-tposen.ads, s-tratas.adb, s-tratas.ads: Change Task_ID
	to Task_Id (minor cleanup).

2004-05-17  Vincent Celier  <celier@gnat.com>

	* g-os_lib.adb (Normalize_Pathname.Final_Value): Remove trailing
	directory separator.

	* prj-proc.adb (Recursive_Process): Inherit attribute Languages from
	project being extended, if Languages is not declared in extending
	project.

2004-05-17  Javier Miranda  <miranda@gnat.com>

	* sem_ch10.adb (Install_Limited_Withed_Unit): Do not install the
	limited view of a visible sibling.

From-SVN: r81935

1 files changed, 39 insertions, 39 deletions

diff --git a/gcc/ada/s-taprop-vxworks.adb b/gcc/ada/s-taprop-vxworks.adb
index 8bbbf0e13b0..4ed3d8d925b 100644
--- a/gcc/ada/s-taprop-vxworks.adb
+++ b/gcc/ada/s-taprop-vxworks.adb
@@ -6,7 +6,7 @@
 --                                                                          --
 --                                  B o d y                                 --
 --                                                                          --
---         Copyright (C) 1992-2003, Free Software Foundation, Inc.          --
+--         Copyright (C) 1992-2004, Free Software Foundation, Inc.          --
 --                                                                          --
 -- GNARL is free software; you can  redistribute it  and/or modify it under --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
@@ -65,7 +65,7 @@ with System.Parameters;
 
 with System.Tasking;
 --  used for Ada_Task_Control_Block
---           Task_ID
+--           Task_Id
 --           ATCB components and types
 
 with Interfaces.C;
@@ -100,7 +100,7 @@ package body System.Task_Primitives.Operations is
    --  Used mainly in Single_Lock mode, but also to protect All_Tasks_List
 
    ATCB_Key : aliased System.Address := System.Null_Address;
-   --  Key used to find the Ada Task_ID associated with a thread
+   --  Key used to find the Ada Task_Id associated with a thread
 
    ATCB_Key_Addr : System.Address := ATCB_Key'Address;
    pragma Export (Ada, ATCB_Key_Addr, "__gnat_ATCB_key_addr");
@@ -108,8 +108,8 @@ package body System.Task_Primitives.Operations is
    --  implementation. This mechanism is used to minimize impact on other
    --  targets.
 
-   Environment_Task_ID : Task_ID;
-   --  A variable to hold Task_ID for the environment task.
+   Environment_Task_Id : Task_Id;
+   --  A variable to hold Task_Id for the environment task.
 
    Unblocked_Signal_Mask : aliased sigset_t;
    --  The set of signals that should unblocked in all tasks
@@ -143,11 +143,11 @@ package body System.Task_Primitives.Operations is
       pragma Inline (Is_Valid_Task);
       --  Does executing thread have a TCB?
 
-      procedure Set (Self_Id : Task_ID);
+      procedure Set (Self_Id : Task_Id);
       pragma Inline (Set);
       --  Set the self id for the current task.
 
-      function Self return Task_ID;
+      function Self return Task_Id;
       pragma Inline (Self);
       --  Return a pointer to the Ada Task Control Block of the calling task.
 
@@ -160,11 +160,11 @@ package body System.Task_Primitives.Operations is
    -- Support for foreign threads --
    ---------------------------------
 
-   function Register_Foreign_Thread (Thread : Thread_Id) return Task_ID;
+   function Register_Foreign_Thread (Thread : Thread_Id) return Task_Id;
    --  Allocate and Initialize a new ATCB for the current Thread.
 
    function Register_Foreign_Thread
-     (Thread : Thread_Id) return Task_ID is separate;
+     (Thread : Thread_Id) return Task_Id is separate;
 
    -----------------------
    -- Local Subprograms --
@@ -176,7 +176,7 @@ package body System.Task_Primitives.Operations is
    procedure Install_Signal_Handlers;
    --  Install the default signal handlers for the current task
 
-   function To_Address is new Unchecked_Conversion (Task_ID, System.Address);
+   function To_Address is new Unchecked_Conversion (Task_Id, System.Address);
 
    -------------------
    -- Abort_Handler --
@@ -185,7 +185,7 @@ package body System.Task_Primitives.Operations is
    procedure Abort_Handler (signo : Signal) is
       pragma Unreferenced (signo);
 
-      Self_ID : constant Task_ID := Self;
+      Self_ID : constant Task_Id := Self;
       Result  : int;
       Old_Set : aliased sigset_t;
 
@@ -217,7 +217,7 @@ package body System.Task_Primitives.Operations is
    -- Stack_Guard --
    -----------------
 
-   procedure Stack_Guard (T : ST.Task_ID; On : Boolean) is
+   procedure Stack_Guard (T : ST.Task_Id; On : Boolean) is
       pragma Unreferenced (T);
       pragma Unreferenced (On);
 
@@ -231,7 +231,7 @@ package body System.Task_Primitives.Operations is
    -- Get_Thread_Id --
    -------------------
 
-   function Get_Thread_Id (T : ST.Task_ID) return OSI.Thread_Id is
+   function Get_Thread_Id (T : ST.Task_Id) return OSI.Thread_Id is
    begin
       return T.Common.LL.Thread;
    end Get_Thread_Id;
@@ -240,7 +240,7 @@ package body System.Task_Primitives.Operations is
    -- Self --
    ----------
 
-   function Self return Task_ID renames Specific.Self;
+   function Self return Task_Id renames Specific.Self;
 
    -----------------------------
    -- Install_Signal_Handlers --
@@ -346,7 +346,7 @@ package body System.Task_Primitives.Operations is
       end if;
    end Write_Lock;
 
-   procedure Write_Lock (T : Task_ID) is
+   procedure Write_Lock (T : Task_Id) is
       Result : int;
 
    begin
@@ -387,7 +387,7 @@ package body System.Task_Primitives.Operations is
       end if;
    end Unlock;
 
-   procedure Unlock (T : Task_ID) is
+   procedure Unlock (T : Task_Id) is
       Result : int;
 
    begin
@@ -401,7 +401,7 @@ package body System.Task_Primitives.Operations is
    -- Sleep --
    -----------
 
-   procedure Sleep (Self_ID : Task_ID; Reason : System.Tasking.Task_States) is
+   procedure Sleep (Self_ID : Task_Id; Reason : System.Tasking.Task_States) is
       pragma Unreferenced (Reason);
 
       Result : int;
@@ -445,7 +445,7 @@ package body System.Task_Primitives.Operations is
    --  holding its own ATCB lock.
 
    procedure Timed_Sleep
-     (Self_ID  : Task_ID;
+     (Self_ID  : Task_Id;
       Time     : Duration;
       Mode     : ST.Delay_Modes;
       Reason   : System.Tasking.Task_States;
@@ -562,7 +562,7 @@ package body System.Task_Primitives.Operations is
    --  we assume the caller is holding no locks.
 
    procedure Timed_Delay
-     (Self_ID  : Task_ID;
+     (Self_ID  : Task_Id;
       Time     : Duration;
       Mode     : ST.Delay_Modes)
    is
@@ -701,7 +701,7 @@ package body System.Task_Primitives.Operations is
    -- Wakeup --
    ------------
 
-   procedure Wakeup (T : Task_ID; Reason : System.Tasking.Task_States) is
+   procedure Wakeup (T : Task_Id; Reason : System.Tasking.Task_States) is
       pragma Unreferenced (Reason);
 
       Result : int;
@@ -736,7 +736,7 @@ package body System.Task_Primitives.Operations is
    --  with run-till-blocked scheduling.
 
    procedure Set_Priority
-     (T                   : Task_ID;
+     (T                   : Task_Id;
       Prio                : System.Any_Priority;
       Loss_Of_Inheritance : Boolean := False)
    is
@@ -785,7 +785,7 @@ package body System.Task_Primitives.Operations is
    -- Get_Priority --
    ------------------
 
-   function Get_Priority (T : Task_ID) return System.Any_Priority is
+   function Get_Priority (T : Task_Id) return System.Any_Priority is
    begin
       return T.Common.Current_Priority;
    end Get_Priority;
@@ -794,7 +794,7 @@ package body System.Task_Primitives.Operations is
    -- Enter_Task --
    ----------------
 
-   procedure Enter_Task (Self_ID : Task_ID) is
+   procedure Enter_Task (Self_ID : Task_Id) is
       procedure Init_Float;
       pragma Import (C, Init_Float, "__gnat_init_float");
       --  Properly initializes the FPU for PPC/MIPS systems.
@@ -828,7 +828,7 @@ package body System.Task_Primitives.Operations is
    -- New_ATCB --
    --------------
 
-   function New_ATCB (Entry_Num : Task_Entry_Index) return Task_ID is
+   function New_ATCB (Entry_Num : Task_Entry_Index) return Task_Id is
    begin
       return new Ada_Task_Control_Block (Entry_Num);
    end New_ATCB;
@@ -843,7 +843,7 @@ package body System.Task_Primitives.Operations is
    -- Register_Foreign_Thread --
    -----------------------------
 
-   function Register_Foreign_Thread return Task_ID is
+   function Register_Foreign_Thread return Task_Id is
    begin
       if Is_Valid_Task then
          return Self;
@@ -856,7 +856,7 @@ package body System.Task_Primitives.Operations is
    -- Initialize_TCB --
    --------------------
 
-   procedure Initialize_TCB (Self_ID : Task_ID; Succeeded : out Boolean) is
+   procedure Initialize_TCB (Self_ID : Task_Id; Succeeded : out Boolean) is
    begin
       Self_ID.Common.LL.CV := semBCreate (SEM_Q_PRIORITY, SEM_EMPTY);
       Self_ID.Common.LL.Thread := 0;
@@ -877,7 +877,7 @@ package body System.Task_Primitives.Operations is
    -----------------
 
    procedure Create_Task
-     (T          : Task_ID;
+     (T          : Task_Id;
       Wrapper    : System.Address;
       Stack_Size : System.Parameters.Size_Type;
       Priority   : System.Any_Priority;
@@ -958,13 +958,13 @@ package body System.Task_Primitives.Operations is
    -- Finalize_TCB --
    ------------------
 
-   procedure Finalize_TCB (T : Task_ID) is
+   procedure Finalize_TCB (T : Task_Id) is
       Result  : int;
-      Tmp     : Task_ID          := T;
+      Tmp     : Task_Id          := T;
       Is_Self : constant Boolean := (T = Self);
 
       procedure Free is new
-        Unchecked_Deallocation (Ada_Task_Control_Block, Task_ID);
+        Unchecked_Deallocation (Ada_Task_Control_Block, Task_Id);
 
    begin
       if not Single_Lock then
@@ -1002,7 +1002,7 @@ package body System.Task_Primitives.Operations is
    -- Abort_Task --
    ----------------
 
-   procedure Abort_Task (T : Task_ID) is
+   procedure Abort_Task (T : Task_Id) is
       Result : int;
 
    begin
@@ -1017,7 +1017,7 @@ package body System.Task_Primitives.Operations is
 
    --  Dummy version
 
-   function Check_Exit (Self_ID : ST.Task_ID) return Boolean is
+   function Check_Exit (Self_ID : ST.Task_Id) return Boolean is
       pragma Unreferenced (Self_ID);
 
    begin
@@ -1028,7 +1028,7 @@ package body System.Task_Primitives.Operations is
    -- Check_No_Locks --
    --------------------
 
-   function Check_No_Locks (Self_ID : ST.Task_ID) return Boolean is
+   function Check_No_Locks (Self_ID : ST.Task_Id) return Boolean is
       pragma Unreferenced (Self_ID);
 
    begin
@@ -1039,9 +1039,9 @@ package body System.Task_Primitives.Operations is
    -- Environment_Task --
    ----------------------
 
-   function Environment_Task return Task_ID is
+   function Environment_Task return Task_Id is
    begin
-      return Environment_Task_ID;
+      return Environment_Task_Id;
    end Environment_Task;
 
    --------------
@@ -1067,7 +1067,7 @@ package body System.Task_Primitives.Operations is
    ------------------
 
    function Suspend_Task
-     (T           : ST.Task_ID;
+     (T           : ST.Task_Id;
       Thread_Self : Thread_Id)
       return        Boolean
    is
@@ -1086,7 +1086,7 @@ package body System.Task_Primitives.Operations is
    -----------------
 
    function Resume_Task
-     (T           : ST.Task_ID;
+     (T           : ST.Task_Id;
       Thread_Self : Thread_Id)
       return        Boolean
    is
@@ -1104,7 +1104,7 @@ package body System.Task_Primitives.Operations is
    -- Initialize --
    ----------------
 
-   procedure Initialize (Environment_Task : Task_ID) is
+   procedure Initialize (Environment_Task : Task_Id) is
       Result : int;
 
    begin
@@ -1132,7 +1132,7 @@ package body System.Task_Primitives.Operations is
          end if;
       end loop;
 
-      Environment_Task_ID := Environment_Task;
+      Environment_Task_Id := Environment_Task;
 
       --  Initialize the lock used to synchronize chain of all ATCBs.