-- --
-- S p e c --
-- --
--- Copyright (C) 2010, Free Software Foundation, Inc. --
+-- Copyright (C) 2010-2011, Free Software Foundation, Inc. --
-- --
-- GNAT 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- --
(No_Aspect, -- Dummy entry for no aspect
Aspect_Address,
Aspect_Alignment,
+ Aspect_Attach_Handler,
Aspect_Bit_Order,
Aspect_Component_Size,
+ Aspect_Constant_Indexing,
+ Aspect_CPU,
+ Aspect_Default_Component_Value,
+ Aspect_Default_Iterator,
+ Aspect_Default_Value,
+ Aspect_Dispatching_Domain,
Aspect_Dynamic_Predicate,
Aspect_External_Tag,
+ Aspect_Implicit_Dereference,
Aspect_Input,
+ Aspect_Interrupt_Priority,
Aspect_Invariant,
+ Aspect_Iterator_Element,
Aspect_Machine_Radix,
Aspect_Object_Size, -- GNAT
Aspect_Output,
Aspect_Pre,
Aspect_Precondition,
Aspect_Predicate, -- GNAT
+ Aspect_Priority,
Aspect_Read,
Aspect_Size,
+ Aspect_Small,
Aspect_Static_Predicate,
Aspect_Storage_Pool,
Aspect_Storage_Size,
Aspect_Stream_Size,
Aspect_Suppress,
+ Aspect_Test_Case, -- GNAT
Aspect_Type_Invariant,
Aspect_Unsuppress,
Aspect_Value_Size, -- GNAT
+ Aspect_Variable_Indexing,
Aspect_Warnings,
Aspect_Write,
Aspect_Ada_2005, -- GNAT
Aspect_Ada_2012, -- GNAT
+ Aspect_Asynchronous,
Aspect_Atomic,
Aspect_Atomic_Components,
Aspect_Discard_Names,
Aspect_Favor_Top_Level, -- GNAT
+ Aspect_Independent,
+ Aspect_Independent_Components,
Aspect_Inline,
Aspect_Inline_Always, -- GNAT
+ Aspect_Interrupt_Handler,
Aspect_No_Return,
Aspect_Pack,
Aspect_Persistent_BSS, -- GNAT
Aspect_Post => True,
others => False);
+ -- The following array identifies all implementation defined aspects
+
+ Impl_Defined_Aspects : constant array (Aspect_Id) of Boolean :=
+ (Aspect_Object_Size => True,
+ Aspect_Predicate => True,
+ Aspect_Test_Case => True,
+ Aspect_Value_Size => True,
+ Aspect_Compiler_Unit => True,
+ Aspect_Preelaborate_05 => True,
+ Aspect_Pure_05 => True,
+ Aspect_Universal_Data => True,
+ Aspect_Ada_2005 => True,
+ Aspect_Ada_2012 => True,
+ Aspect_Favor_Top_Level => True,
+ Aspect_Inline_Always => True,
+ Aspect_Persistent_BSS => True,
+ Aspect_Pure_Function => True,
+ Aspect_Shared => True,
+ Aspect_Suppress_Debug_Info => True,
+ Aspect_Universal_Aliasing => True,
+ Aspect_Unmodified => True,
+ Aspect_Unreferenced => True,
+ Aspect_Unreferenced_Objects => True,
+ others => False);
+
+ -- The following array indicates aspects for which multiple occurrences of
+ -- the same aspect attached to the same declaration are allowed.
+
+ No_Duplicates_Allowed : constant array (Aspect_Id) of Boolean :=
+ (Aspect_Test_Case => False,
+ others => True);
+
-- The following subtype defines aspects corresponding to library unit
-- pragmas, these can only validly appear as aspects for library units,
-- and result in a corresponding pragma being inserted immediately after
type Aspect_Expression is
(Optional, -- Optional boolean expression
- Expression, -- Required non-boolean expression
+ Expression, -- Required expression
Name); -- Required name
-- The following array indicates what argument type is required
Aspect_Argument : constant array (Aspect_Id) of Aspect_Expression :=
- (No_Aspect => Optional,
- Aspect_Address => Expression,
- Aspect_Alignment => Expression,
- Aspect_Bit_Order => Expression,
- Aspect_Component_Size => Expression,
- Aspect_Dynamic_Predicate => Expression,
- Aspect_External_Tag => Expression,
- Aspect_Input => Name,
- Aspect_Invariant => Expression,
- Aspect_Machine_Radix => Expression,
- Aspect_Object_Size => Expression,
- Aspect_Output => Name,
- Aspect_Post => Expression,
- Aspect_Postcondition => Expression,
- Aspect_Pre => Expression,
- Aspect_Precondition => Expression,
- Aspect_Predicate => Expression,
- Aspect_Read => Name,
- Aspect_Size => Expression,
- Aspect_Static_Predicate => Expression,
- Aspect_Storage_Pool => Name,
- Aspect_Storage_Size => Expression,
- Aspect_Stream_Size => Expression,
- Aspect_Suppress => Name,
- Aspect_Type_Invariant => Expression,
- Aspect_Unsuppress => Name,
- Aspect_Value_Size => Expression,
- Aspect_Warnings => Name,
- Aspect_Write => Name,
-
- Library_Unit_Aspects => Optional,
- Boolean_Aspects => Optional);
+ (No_Aspect => Optional,
+ Aspect_Address => Expression,
+ Aspect_Alignment => Expression,
+ Aspect_Attach_Handler => Expression,
+ Aspect_Bit_Order => Expression,
+ Aspect_Component_Size => Expression,
+ Aspect_Constant_Indexing => Name,
+ Aspect_CPU => Expression,
+ Aspect_Default_Component_Value => Expression,
+ Aspect_Default_Iterator => Name,
+ Aspect_Default_Value => Expression,
+ Aspect_Dispatching_Domain => Expression,
+ Aspect_Dynamic_Predicate => Expression,
+ Aspect_External_Tag => Expression,
+ Aspect_Implicit_Dereference => Name,
+ Aspect_Input => Name,
+ Aspect_Interrupt_Priority => Expression,
+ Aspect_Invariant => Expression,
+ Aspect_Iterator_Element => Name,
+ Aspect_Machine_Radix => Expression,
+ Aspect_Object_Size => Expression,
+ Aspect_Output => Name,
+ Aspect_Post => Expression,
+ Aspect_Postcondition => Expression,
+ Aspect_Pre => Expression,
+ Aspect_Precondition => Expression,
+ Aspect_Predicate => Expression,
+ Aspect_Priority => Expression,
+ Aspect_Read => Name,
+ Aspect_Size => Expression,
+ Aspect_Small => Expression,
+ Aspect_Static_Predicate => Expression,
+ Aspect_Storage_Pool => Name,
+ Aspect_Storage_Size => Expression,
+ Aspect_Stream_Size => Expression,
+ Aspect_Suppress => Name,
+ Aspect_Test_Case => Expression,
+ Aspect_Type_Invariant => Expression,
+ Aspect_Unsuppress => Name,
+ Aspect_Value_Size => Expression,
+ Aspect_Variable_Indexing => Name,
+ Aspect_Warnings => Name,
+ Aspect_Write => Name,
+
+ Library_Unit_Aspects => Optional,
+ Boolean_Aspects => Optional);
-----------------------------------------
-- Table Linking Names and Aspect_Id's --
-----------------------------------------
- type Aspect_Entry is record
- Nam : Name_Id;
- Asp : Aspect_Id;
- end record;
-
-- Table linking aspect names and id's
- Aspect_Names : constant array (Integer range <>) of Aspect_Entry :=
- ((Name_Ada_2005, Aspect_Ada_2005),
- (Name_Ada_2012, Aspect_Ada_2012),
- (Name_Address, Aspect_Address),
- (Name_Alignment, Aspect_Alignment),
- (Name_All_Calls_Remote, Aspect_All_Calls_Remote),
- (Name_Atomic, Aspect_Atomic),
- (Name_Atomic_Components, Aspect_Atomic_Components),
- (Name_Bit_Order, Aspect_Bit_Order),
- (Name_Compiler_Unit, Aspect_Compiler_Unit),
- (Name_Component_Size, Aspect_Component_Size),
- (Name_Discard_Names, Aspect_Discard_Names),
- (Name_Dynamic_Predicate, Aspect_Dynamic_Predicate),
- (Name_Elaborate_Body, Aspect_Elaborate_Body),
- (Name_External_Tag, Aspect_External_Tag),
- (Name_Favor_Top_Level, Aspect_Favor_Top_Level),
- (Name_Inline, Aspect_Inline),
- (Name_Inline_Always, Aspect_Inline_Always),
- (Name_Input, Aspect_Input),
- (Name_Invariant, Aspect_Invariant),
- (Name_Machine_Radix, Aspect_Machine_Radix),
- (Name_Object_Size, Aspect_Object_Size),
- (Name_Output, Aspect_Output),
- (Name_Pack, Aspect_Pack),
- (Name_Persistent_BSS, Aspect_Persistent_BSS),
- (Name_Post, Aspect_Post),
- (Name_Postcondition, Aspect_Postcondition),
- (Name_Pre, Aspect_Pre),
- (Name_Precondition, Aspect_Precondition),
- (Name_Predicate, Aspect_Predicate),
- (Name_Preelaborable_Initialization, Aspect_Preelaborable_Initialization),
- (Name_Preelaborate, Aspect_Preelaborate),
- (Name_Preelaborate_05, Aspect_Preelaborate_05),
- (Name_Pure, Aspect_Pure),
- (Name_Pure_05, Aspect_Pure_05),
- (Name_Pure_Function, Aspect_Pure_Function),
- (Name_Read, Aspect_Read),
- (Name_Remote_Call_Interface, Aspect_Remote_Call_Interface),
- (Name_Remote_Types, Aspect_Remote_Types),
- (Name_Shared, Aspect_Shared),
- (Name_Shared_Passive, Aspect_Shared_Passive),
- (Name_Size, Aspect_Size),
- (Name_Static_Predicate, Aspect_Static_Predicate),
- (Name_Storage_Pool, Aspect_Storage_Pool),
- (Name_Storage_Size, Aspect_Storage_Size),
- (Name_Stream_Size, Aspect_Stream_Size),
- (Name_Suppress, Aspect_Suppress),
- (Name_Suppress_Debug_Info, Aspect_Suppress_Debug_Info),
- (Name_Type_Invariant, Aspect_Type_Invariant),
- (Name_Unchecked_Union, Aspect_Unchecked_Union),
- (Name_Universal_Aliasing, Aspect_Universal_Aliasing),
- (Name_Universal_Data, Aspect_Universal_Data),
- (Name_Unmodified, Aspect_Unmodified),
- (Name_Unreferenced, Aspect_Unreferenced),
- (Name_Unreferenced_Objects, Aspect_Unreferenced_Objects),
- (Name_Unsuppress, Aspect_Unsuppress),
- (Name_Value_Size, Aspect_Value_Size),
- (Name_Volatile, Aspect_Volatile),
- (Name_Volatile_Components, Aspect_Volatile_Components),
- (Name_Warnings, Aspect_Warnings),
- (Name_Write, Aspect_Write));
+ Aspect_Names : constant array (Aspect_Id) of Name_Id := (
+ No_Aspect => No_Name,
+ Aspect_Ada_2005 => Name_Ada_2005,
+ Aspect_Ada_2012 => Name_Ada_2012,
+ Aspect_Address => Name_Address,
+ Aspect_Alignment => Name_Alignment,
+ Aspect_All_Calls_Remote => Name_All_Calls_Remote,
+ Aspect_Asynchronous => Name_Asynchronous,
+ Aspect_Atomic => Name_Atomic,
+ Aspect_Atomic_Components => Name_Atomic_Components,
+ Aspect_Attach_Handler => Name_Attach_Handler,
+ Aspect_Bit_Order => Name_Bit_Order,
+ Aspect_Compiler_Unit => Name_Compiler_Unit,
+ Aspect_Component_Size => Name_Component_Size,
+ Aspect_Constant_Indexing => Name_Constant_Indexing,
+ Aspect_CPU => Name_CPU,
+ Aspect_Default_Iterator => Name_Default_Iterator,
+ Aspect_Default_Value => Name_Default_Value,
+ Aspect_Default_Component_Value => Name_Default_Component_Value,
+ Aspect_Discard_Names => Name_Discard_Names,
+ Aspect_Dispatching_Domain => Name_Dispatching_Domain,
+ Aspect_Dynamic_Predicate => Name_Dynamic_Predicate,
+ Aspect_Elaborate_Body => Name_Elaborate_Body,
+ Aspect_External_Tag => Name_External_Tag,
+ Aspect_Favor_Top_Level => Name_Favor_Top_Level,
+ Aspect_Implicit_Dereference => Name_Implicit_Dereference,
+ Aspect_Independent => Name_Independent,
+ Aspect_Independent_Components => Name_Independent_Components,
+ Aspect_Inline => Name_Inline,
+ Aspect_Inline_Always => Name_Inline_Always,
+ Aspect_Input => Name_Input,
+ Aspect_Interrupt_Handler => Name_Interrupt_Handler,
+ Aspect_Interrupt_Priority => Name_Interrupt_Priority,
+ Aspect_Invariant => Name_Invariant,
+ Aspect_Iterator_Element => Name_Iterator_Element,
+ Aspect_Machine_Radix => Name_Machine_Radix,
+ Aspect_No_Return => Name_No_Return,
+ Aspect_Object_Size => Name_Object_Size,
+ Aspect_Output => Name_Output,
+ Aspect_Pack => Name_Pack,
+ Aspect_Persistent_BSS => Name_Persistent_BSS,
+ Aspect_Post => Name_Post,
+ Aspect_Postcondition => Name_Postcondition,
+ Aspect_Pre => Name_Pre,
+ Aspect_Precondition => Name_Precondition,
+ Aspect_Predicate => Name_Predicate,
+ Aspect_Preelaborable_Initialization => Name_Preelaborable_Initialization,
+ Aspect_Preelaborate => Name_Preelaborate,
+ Aspect_Preelaborate_05 => Name_Preelaborate_05,
+ Aspect_Priority => Name_Priority,
+ Aspect_Pure => Name_Pure,
+ Aspect_Pure_05 => Name_Pure_05,
+ Aspect_Pure_Function => Name_Pure_Function,
+ Aspect_Read => Name_Read,
+ Aspect_Remote_Call_Interface => Name_Remote_Call_Interface,
+ Aspect_Remote_Types => Name_Remote_Types,
+ Aspect_Shared => Name_Shared,
+ Aspect_Shared_Passive => Name_Shared_Passive,
+ Aspect_Size => Name_Size,
+ Aspect_Small => Name_Small,
+ Aspect_Static_Predicate => Name_Static_Predicate,
+ Aspect_Storage_Pool => Name_Storage_Pool,
+ Aspect_Storage_Size => Name_Storage_Size,
+ Aspect_Stream_Size => Name_Stream_Size,
+ Aspect_Suppress => Name_Suppress,
+ Aspect_Suppress_Debug_Info => Name_Suppress_Debug_Info,
+ Aspect_Test_Case => Name_Test_Case,
+ Aspect_Type_Invariant => Name_Type_Invariant,
+ Aspect_Unchecked_Union => Name_Unchecked_Union,
+ Aspect_Universal_Aliasing => Name_Universal_Aliasing,
+ Aspect_Universal_Data => Name_Universal_Data,
+ Aspect_Unmodified => Name_Unmodified,
+ Aspect_Unreferenced => Name_Unreferenced,
+ Aspect_Unreferenced_Objects => Name_Unreferenced_Objects,
+ Aspect_Unsuppress => Name_Unsuppress,
+ Aspect_Value_Size => Name_Value_Size,
+ Aspect_Variable_Indexing => Name_Variable_Indexing,
+ Aspect_Volatile => Name_Volatile,
+ Aspect_Volatile_Components => Name_Volatile_Components,
+ Aspect_Warnings => Name_Warnings,
+ Aspect_Write => Name_Write);
function Get_Aspect_Id (Name : Name_Id) return Aspect_Id;
pragma Inline (Get_Aspect_Id);
-- node that has its Has_Aspects flag set True on entry, or with L being an
-- empty list or No_List.
+ function Find_Aspect (Ent : Entity_Id; A : Aspect_Id) return Node_Id;
+ -- Find value of a given aspect from aspect list of entity
+
procedure Move_Aspects (From : Node_Id; To : Node_Id);
-- Moves aspects from 'From' node to 'To' node. Has_Aspects (To) must be
-- False on entry. If Has_Aspects (From) is False, the call has no effect.
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