-- --
-- S p e c --
-- --
--- Copyright (C) 1992-2008, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2009, 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- --
-- building specific types of tree nodes.
with Namet; use Namet;
+with Sinfo; use Sinfo;
with Types; use Types;
package Tbuild is
pragma Inline (Discard_List);
-- This is a dummy procedure that simply returns and does nothing. It is
-- used when a function returning a Node_Id value is called for its side
- -- effect (e.g. a call to the pareser to parse a list of compilation
+ -- effect (e.g. a call to the parser to parse a list of compilation
-- units), but the List_Id value is not required.
function Make_Byte_Aligned_Attribute_Reference
pragma Inline (Make_Implicit_Exception_Handler);
-- This is just like Make_Exception_Handler, except that it also sets the
-- Local_Raise_Statements field to No_Elist, ensuring that it is properly
- -- initialized. This should always be used when creating exception handlers
- -- as part of the expansion.
+ -- initialized. This should always be used when creating implicit exception
+ -- handlers during expansion (i.e. handlers that do not correspond to user
+ -- source program exception handlers).
function Make_Implicit_If_Statement
(Node : Node_Id;
(Loc : Source_Ptr;
Defining_Identifier : Node_Id;
Label_Construct : Node_Id) return Node_Id;
- -- Used to contruct an implicit label declaration node, including setting
+ -- Used to construct an implicit label declaration node, including setting
-- the proper Label_Construct field (since Label_Construct is a semantic
-- field, the normal call to Make_Implicit_Label_Declaration does not
-- set this field).
-- A convenient form of Make_String_Literal, where the string value
-- is given as a normal string instead of a String_Id value.
+ function Make_Temporary
+ (Loc : Source_Ptr;
+ Id : Character;
+ Related_Node : Node_Id := Empty) return Node_Id;
+ -- Create a defining identifier to capture the value of an expression
+ -- or aggregate, and link it to the expression that it replaces, in
+ -- order to provide better CodePeer reports. The defining identifier
+ -- name is obtained by Make_Internal_Name (Id).
+
function Make_Unsuppress_Block
(Loc : Source_Ptr;
Check : Name_Id;
-- "raise Constraint_Error" and returns the root of this tree,
-- the N_Raise_Statement node.
+ function New_Op_Node
+ (New_Node_Kind : Node_Kind;
+ New_Sloc : Source_Ptr) return Node_Id;
+ -- Create node using New_Node and, if its kind is in N_Op, set its Chars
+ -- field accordingly.
+
function New_External_Name
(Related_Id : Name_Id;
Suffix : Character := ' ';
--
-- Prefix is prepended only if Prefix is non-blank (in which case it
-- must be an upper case letter other than O,Q,U,W (which are used for
- -- identifier encoding, see Namet), and T is reserved for use by implicit
- -- types. and X is reserved for use by debug type encoding (see package
- -- Exp_Dbug). Note: the reason that Prefix is last is that it is almost
- -- always omitted. The notable case of Prefix being non-null is when
- -- it is 'T' for an implicit type.
+ -- identifier encoding, see Namet), or an underscore, and T is reserved for
+ -- use by implicit types, and X is reserved for use by debug type encoding
+ -- (see package Exp_Dbug). Note: the reason that Prefix is last is that it
+ -- is almost always omitted. The notable case of Prefix being non-null is
+ -- when it is 'T' for an implicit type.
-- Suffix_Index'Image is appended only if the value of Suffix_Index is
-- positive, or if Suffix_Index is negative 1, then a unique serialized
-- Suffix is also a single upper case letter other than O,Q,U,W,X and is a
-- required parameter (T is permitted). The constructed name is stored
- -- using Find_Name so that it can be located using a subsequent Find_Name
+ -- using Name_Find so that it can be located using a subsequent Name_Find
-- operation (i.e. it is properly hashed into the names table). The upper
-- case letter given as the Suffix argument ensures that the name does
-- not clash with any Ada identifier name. These generated names are
-- Suffix & Suffix_Index'Image
-- where Suffix is a single upper case letter other than O,Q,U,W,X and is
-- a required parameter (T is permitted). The constructed name is stored
- -- using Find_Name so that it can be located using a subsequent Find_Name
+ -- using Name_Find so that it can be located using a subsequent Name_Find
-- operation (i.e. it is properly hashed into the names table). The upper
-- case letter given as the Suffix argument ensures that the name does
-- not clash with any Ada identifier name. These generated names are
function New_Occurrence_Of
(Def_Id : Entity_Id;
Loc : Source_Ptr) return Node_Id;
- -- New_Occurrence_Of creates an N_Identifier node which is an
- -- occurrence of the defining identifier which is passed as its
- -- argument. The Entity and Etype of the result are set from
- -- the given defining identifier as follows: Entity is simply
- -- a copy of Def_Id. Etype is a copy of Def_Id for types, and
- -- a copy of the Etype of Def_Id for other entities.
+ -- New_Occurrence_Of creates an N_Identifier node which is an occurrence
+ -- of the defining identifier which is passed as its argument. The Entity
+ -- and Etype of the result are set from the given defining identifier as
+ -- follows: Entity is simply a copy of Def_Id. Etype is a copy of Def_Id
+ -- for types, and a copy of the Etype of Def_Id for other entities.
function New_Reference_To
(Def_Id : Entity_Id;
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