+2012-07-23 Hristian Kirtchev <kirtchev@adacore.com>
+
+ * sem_ch12.adb (Insert_Freeze_Node_For_Instance): Inst is now
+ a local variable. Retrieve the related instance when processing
+ a subprogram instantiation. Such instances appear as wrapper
+ packages.
+
+2012-07-23 Vincent Pucci <pucci@adacore.com>
+
+ * system-aix64.ads, system-aix.ads, system-darwin-ppc.ads,
+ system-hpux.ads, system-linux-alpha.ads,
+ system-linux-hppa.ads, system-linux-ppc.ads,
+ system-linux-s390.ads, system-linux-s390x.ads,
+ system-linux-sh4.ads, system-linux-sparc.ads,
+ system-lynxos-ppc.ads, system-mingw.ads,
+ system-solaris-sparc.ads, system-solaris-sparcv9.ads,
+ system-vms_64.ads, * system-vxworks-arm.ads, system-vxworks-m68k.ads,
+ system-vxworks-mips.ads, system-vxworks-ppc.ads,
+ system-vxworks-sparcv9.ads: Support_Atomic_Primitives set to False.
+ * system-darwin-x86.ads, system-darwin-x86_64.ads,
+ system-freebsd-x86.ads, system-freebsd-x86_64.ads,
+ system-hpux-ia64.ads, system-linux-ia64.ads, system-linux-x86.ads,
+ system-linux-x86_64.ads, system-lynxos-x86.ads,
+ system-mingw-x86_64.ads, system-solaris-x86.ads,
+ system-solaris-x86_64.ads, system-vms-ia64.ads,
+ system-vxworks-x86.ads: Support_Atomic_Primitives set to True.
+ * s-atopri.adb (Lock_Free_Read_X): New body.
+ (Lock_Free_Try_Write_X): Support_Atomic_Primitives check added.
+ (Lock_Free_Try_Write_64): New body.
+ * s-atopri.ads: New type uint.
+ (Sync_Compare_And_Swap_64): __sync_val_compare_and_swap_8 intrinsic
+ import.
+ (Lock_Free_Read_X): Body moved to s-atopri.adb.
+ (Lock_Free_Try_Write_64): Similar to other Lock_Free_Try_Write_X
+ routines.
+ * targparm.adb: New enumeration literal SAP
+ (Support_Atomic_Primitives) for type Targparm_Tags. New constant
+ SAP_Str. New component SAP_Str'Access for array Targparm_Str.
+ (Get_Target_Parameters): Parse Support_Atomic_Primitives_On_Target
+ flag.
+ * targparm.ads: New back-end code generation flag
+ Support_Atomic_Primitives_On_Target
+
+2012-07-23 Vincent Pucci <pucci@adacore.com>
+
+ * gnat_ugn.texi: Dimensionality checking documentation updated.
+
+2012-07-23 Ed Schonberg <schonberg@adacore.com>
+
+ * sem_prag.adb (Make_Inline): If the pragma applies to a
+ subprogram renaming, set inline flags on both the renamed entity
+ and on the renaming, so that some ASIS queries can be handled
+ consistently in the absence of expansion.
+
2012-07-23 Fedor Rybin <frybin@adacore.com>
* gnat_ugn.texi: Removing obsolete limitation of gnattest
@smallexample
Distance := 5.0;
>>> dimensions mismatch in assignment
- >>> left-hand side has dimensions (1, 0, 0, 0, 0, 0, 0)
+ >>> left-hand side has dimension [L]
>>> right-hand side is dimensionless
Distance := 5.0 * kg:
>>> dimensions mismatch in assignment
- >>> left-hand side has dimensions (1, 0, 0, 0, 0, 0, 0)
- >>> right-hand side has dimensions (0, 1, 0, 0, 0, 0, 0)
+ >>> left-hand side has dimension [L]
+ >>> right-hand side has dimension [M]
@end smallexample
@noindent
package body System.Atomic_Primitives is
+ ----------------------
+ -- Lock_Free_Read_8 --
+ ----------------------
+
+ function Lock_Free_Read_8 (Ptr : Address) return uint8 is
+ begin
+ if Support_Atomic_Primitives then
+ return Atomic_Load_8 (Ptr, Acquire);
+ else
+ raise Program_Error;
+ end if;
+ end Lock_Free_Read_8;
+
+ ----------------------
+ -- Lock_Free_Read_16 --
+ ----------------------
+
+ function Lock_Free_Read_16 (Ptr : Address) return uint16 is
+ begin
+ if Support_Atomic_Primitives then
+ return Atomic_Load_16 (Ptr, Acquire);
+ else
+ raise Program_Error;
+ end if;
+ end Lock_Free_Read_16;
+
+ ----------------------
+ -- Lock_Free_Read_32 --
+ ----------------------
+
+ function Lock_Free_Read_32 (Ptr : Address) return uint32 is
+ begin
+ if Support_Atomic_Primitives then
+ return Atomic_Load_32 (Ptr, Acquire);
+ else
+ raise Program_Error;
+ end if;
+ end Lock_Free_Read_32;
+
+ ----------------------
+ -- Lock_Free_Read_64 --
+ ----------------------
+
+ function Lock_Free_Read_64 (Ptr : Address) return uint64 is
+ begin
+ if Support_Atomic_Primitives then
+ return Atomic_Load_64 (Ptr, Acquire);
+ else
+ raise Program_Error;
+ end if;
+ end Lock_Free_Read_64;
+
---------------------------
-- Lock_Free_Try_Write_8 --
---------------------------
begin
if Expected /= Desired then
- Actual := Sync_Compare_And_Swap_8 (Ptr, Expected, Desired);
+
+ if Support_Atomic_Primitives then
+ Actual := Sync_Compare_And_Swap_8 (Ptr, Expected, Desired);
+ else
+ raise Program_Error;
+ end if;
if Actual /= Expected then
Expected := Actual;
begin
if Expected /= Desired then
- Actual := Sync_Compare_And_Swap_16 (Ptr, Expected, Desired);
+
+ if Support_Atomic_Primitives then
+ Actual := Sync_Compare_And_Swap_16 (Ptr, Expected, Desired);
+ else
+ raise Program_Error;
+ end if;
if Actual /= Expected then
Expected := Actual;
begin
if Expected /= Desired then
- Actual := Sync_Compare_And_Swap_32 (Ptr, Expected, Desired);
+
+ if Support_Atomic_Primitives then
+ Actual := Sync_Compare_And_Swap_32 (Ptr, Expected, Desired);
+ else
+ raise Program_Error;
+ end if;
if Actual /= Expected then
Expected := Actual;
return True;
end Lock_Free_Try_Write_32;
+
+ ----------------------------
+ -- Lock_Free_Try_Write_64 --
+ ----------------------------
+
+ function Lock_Free_Try_Write_64
+ (Ptr : Address;
+ Expected : in out uint64;
+ Desired : uint64) return Boolean
+ is
+ Actual : uint64;
+
+ begin
+ if Expected /= Desired then
+
+ if Support_Atomic_Primitives then
+ Actual := Sync_Compare_And_Swap_64 (Ptr, Expected, Desired);
+ else
+ raise Program_Error;
+ end if;
+
+ if Actual /= Expected then
+ Expected := Actual;
+ return False;
+ end if;
+ end if;
+
+ return True;
+ end Lock_Free_Try_Write_64;
end System.Atomic_Primitives;
package System.Atomic_Primitives is
pragma Preelaborate;
+ type uint is mod 2 ** Long_Integer'Size;
+
type uint8 is mod 2**8
with Size => 8;
function Sync_Compare_And_Swap_64
(Ptr : Address;
Expected : uint64;
- Desired : uint64) return Boolean;
+ Desired : uint64) return uint64;
pragma Import (Intrinsic,
Sync_Compare_And_Swap_64,
- "__sync_bool_compare_and_swap_8");
+ "__sync_val_compare_and_swap_8");
--------------------------
-- Lock-free operations --
-- * Lock_Free_Try_Write_N tries to write the Desired value into Ptr only
-- if Expected and Desired mismatch.
- function Lock_Free_Read_8 (Ptr : Address) return uint8 is
- (Atomic_Load_8 (Ptr, Acquire));
+ function Lock_Free_Read_8 (Ptr : Address) return uint8;
- function Lock_Free_Read_16 (Ptr : Address) return uint16 is
- (Atomic_Load_16 (Ptr, Acquire));
+ function Lock_Free_Read_16 (Ptr : Address) return uint16;
- function Lock_Free_Read_32 (Ptr : Address) return uint32 is
- (Atomic_Load_32 (Ptr, Acquire));
+ function Lock_Free_Read_32 (Ptr : Address) return uint32;
- function Lock_Free_Read_64
- (Ptr : Address;
- Model : Mem_Model := Seq_Cst) return uint64 renames Atomic_Load_64;
+ function Lock_Free_Read_64 (Ptr : Address) return uint64;
function Lock_Free_Try_Write_8
(Ptr : Address;
function Lock_Free_Try_Write_64
(Ptr : Address;
- Expected : uint64;
- Desired : uint64) return Boolean renames Sync_Compare_And_Swap_64;
+ Expected : in out uint64;
+ Desired : uint64) return Boolean;
pragma Inline (Lock_Free_Read_8);
pragma Inline (Lock_Free_Read_16);
(N : Node_Id;
F_Node : Node_Id)
is
- Inst : constant Entity_Id := Entity (F_Node);
Decl : Node_Id;
Decls : List_Id;
+ Inst : Entity_Id;
Par_N : Node_Id;
function Enclosing_Body (N : Node_Id) return Node_Id;
begin
if not Is_List_Member (F_Node) then
+ Decl := N;
Decls := List_Containing (N);
+ Inst := Entity (F_Node);
Par_N := Parent (Decls);
- Decl := N;
+
+ -- When processing a subprogram instantiation, utilize the actual
+ -- subprogram instantiation rather than its package wrapper as it
+ -- carries all the context information.
+
+ if Is_Wrapper_Package (Inst) then
+ Inst := Related_Instance (Inst);
+ end if;
-- If this is a package instance, check whether the generic is
-- declared in a previous instance and the current instance is
then
Error_Msg_N
("Inline cannot apply to a formal subprogram", N);
+
+ -- If Subp is a renaming, it is the renamed entity that
+ -- will appear in any call, and be inlined. However, for
+ -- ASIS uses it is convenient to indicate that the renaming
+ -- itself is an inlined subprogram, so that some gnatcheck
+ -- rules can be applied in the absence of expansion.
+
+ elsif Nkind (Decl) = N_Subprogram_Renaming_Declaration then
+ Set_Inline_Flags (Subp);
end if;
end if;
-- S p e c --
-- (AIX/PPC Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (PPC/AIX64 Version) --
-- --
--- Copyright (C) 2009-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 2009-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (Darwin/PPC Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (Darwin/x86 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (Darwin/x86_64 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (FreeBSD/x86 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (FreeBSD/x86_64 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (HP-UX Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/alpha Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU/Linux-HPPA Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/ia64 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/PPC Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/s390 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/s390x Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/sh4 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU/Linux-SPARC Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/x86 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (GNU-Linux/x86-64 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (LynxOS PPC Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (LynxOS x86 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (Windows Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (Windows Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (SUN Solaris Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (Solaris Sparcv9 Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (x86 Solaris Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (x86-64 Solaris Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (OpenVMS 64bit Itanium GCC_ZCX DEC Threads Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (OpenVMS 64bit GCC_ZCX DEC Threads Version) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := True;
Stack_Check_Limits : constant Boolean := False;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (VxWorks Version ARM) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := True;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (VxWorks version M68K) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := True;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (VxWorks Version Mips) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := True;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := True;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (VxWorks Version Sparc/64) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := True;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := False;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
-- S p e c --
-- (VxWorks 5 Version x86) --
-- --
--- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
Stack_Check_Probes : constant Boolean := False;
Stack_Check_Limits : constant Boolean := True;
Support_Aggregates : constant Boolean := True;
+ Support_Atomic_Primitives : constant Boolean := True;
Support_Composite_Assign : constant Boolean := True;
Support_Composite_Compare : constant Boolean := True;
Support_Long_Shifts : constant Boolean := True;
PAS, -- Preallocated_Stacks
RTX, -- RTX_RTSS_Kernel_Module
SAG, -- Support_Aggregates
+ SAP, -- Support_Atomic_Primitives
SCA, -- Support_Composite_Assign
SCC, -- Support_Composite_Compare
SCD, -- Stack_Check_Default
PAS_Str : aliased constant Source_Buffer := "Preallocated_Stacks";
RTX_Str : aliased constant Source_Buffer := "RTX_RTSS_Kernel_Module";
SAG_Str : aliased constant Source_Buffer := "Support_Aggregates";
+ SAP_Str : aliased constant Source_Buffer := "Support_Atomic_Primitives";
SCA_Str : aliased constant Source_Buffer := "Support_Composite_Assign";
SCC_Str : aliased constant Source_Buffer := "Support_Composite_Compare";
SCD_Str : aliased constant Source_Buffer := "Stack_Check_Default";
PAS_Str'Access,
RTX_Str'Access,
SAG_Str'Access,
+ SAP_Str'Access,
SCA_Str'Access,
SCC_Str'Access,
SCD_Str'Access,
when PAS => Preallocated_Stacks_On_Target := Result;
when RTX => RTX_RTSS_Kernel_Module_On_Target := Result;
when SAG => Support_Aggregates_On_Target := Result;
+ when SAP => Support_Atomic_Primitives_On_Target := Result;
when SCA => Support_Composite_Assign_On_Target := Result;
when SCC => Support_Composite_Compare_On_Target := Result;
when SCD => Stack_Check_Default_On_Target := Result;
-- are available. If any of these routines is not available, then
-- this flag is False, and the use of aggregates is not permitted.
+ Support_Atomic_Primitives_On_Target : Boolean := False;
+ -- If this flag is True, then the back-end support GCC built-in atomic
+ -- operations for memory model such as atomic load or atomic compare
+ -- exchange (see the GCC manual for more information). If the flag is
+ -- False, then the back-end doesn't provide this support. Note this flag is
+ -- set to True only if the target supports all atomic primitives up to 64
+ -- bits. ??? To be modified.
+
Support_Composite_Assign_On_Target : Boolean := True;
-- The assignment of composite objects other than small records and
-- arrays whose size is 64-bits or less and is set by an explicit
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