OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [sem_dist.ads] - Blame information for rev 706

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 706 jeremybenn
------------------------------------------------------------------------------
2
--                                                                          --
3
--                         GNAT COMPILER COMPONENTS                         --
4
--                                                                          --
5
--                             S E M _ D I S T                              --
6
--                                                                          --
7
--                                 S p e c                                  --
8
--                                                                          --
9
--          Copyright (C) 1992-2012, Free Software Foundation, Inc.         --
10
--                                                                          --
11
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
12
-- terms of the  GNU General Public License as published  by the Free Soft- --
13
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
14
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
15
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
16
-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
17
-- for  more details.  You should have  received  a copy of the GNU General --
18
-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
19
-- http://www.gnu.org/licenses for a complete copy of the license.          --
20
--                                                                          --
21
-- GNAT was originally developed  by the GNAT team at  New York University. --
22
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
23
--                                                                          --
24
------------------------------------------------------------------------------
25
 
26
--  Semantic processing for distribution annex facilities
27
 
28
with Snames; use Snames;
29
with Types;  use Types;
30
 
31
package Sem_Dist is
32
 
33
   function Get_PCS_Name return PCS_Names;
34
   --  Return the name of a literal of type DSA_Implementation_Name in package
35
   --  System.Partition_Interface indicating what PCS is currently in use.
36
 
37
   function Get_PCS_Version return Int;
38
   --  Return the version number of the PCS API implemented by the PCS.
39
   --  The consistency of this version with the one expected by Exp_Dist
40
   --  (Exp_Dist.PCS_Version_Number) in Rtsfind.RTE.Check_RPC.
41
   --  If no PCS version information is available, 0 is returned.
42
 
43
   function Is_Valid_Remote_Object_Type (E : Entity_Id) return Boolean;
44
   --  True if tagged type E is a valid candidate as the root type of the
45
   --  designated type for a RACW, i.e. a tagged limited private type, or a
46
   --  limited interface type, or a private extension of such a type.
47
 
48
   procedure Add_Stub_Constructs (N : Node_Id);
49
   --  Create the stubs constructs for a remote call interface package
50
   --  specification or body or for a shared passive specification. For caller
51
   --  stubs, expansion takes place directly in the specification and no
52
   --  additional compilation unit is created.
53
 
54
   function Build_RAS_Primitive_Specification
55
     (Subp_Spec          : Node_Id;
56
      Remote_Object_Type : Node_Id) return Node_Id;
57
   --  Build a subprogram specification for the primitive operation of the
58
   --  Remote_Object_Type used to implement a remote access-to-subprogram
59
   --  type whose parameter profile is given by specification Subp_Spec.
60
 
61
   function Is_All_Remote_Call (N : Node_Id) return Boolean;
62
   --  Check whether a function or procedure call should be expanded into
63
   --  a remote call, because the entity is declared in a package decl that
64
   --  is not currently in scope, and the proper pragmas apply.
65
 
66
   procedure Process_Partition_Id (N : Node_Id);
67
   --  Replace attribute reference with call to runtime function. The result
68
   --  is converted to the context type, because the attribute yields a
69
   --  universal integer value.
70
 
71
   procedure Process_Remote_AST_Attribute (N : Node_Id; New_Type : Entity_Id);
72
   --  Given N, an access attribute reference node whose prefix is a
73
   --  remote subprogram, rewrite N with a call to a conversion function
74
   --  whose return type is New_Type.
75
 
76
   procedure Process_Remote_AST_Declaration (N : Node_Id);
77
   --  Given N, an access to subprogram type declaration node in RCI or remote
78
   --  types unit, build a new record (fat pointer) type declaration using the
79
   --  old Defining_Identifier of N and a link to the old declaration node N
80
   --  whose Defining_Identifier is changed. We also construct declarations of
81
   --  two subprograms in the unit specification which handle remote access to
82
   --  subprogram type (fat pointer) dereference and the unit receiver that
83
   --  handles remote calls (from remote access to subprogram type values.)
84
 
85
   function Remote_AST_E_Dereference (P : Node_Id) return Boolean;
86
   --  If the prefix of an explicit dereference is a record type that
87
   --  represent the fat pointer for an Remote access to subprogram, in the
88
   --  context of a call, rewrite the enclosing call node into remote call,
89
   --  the first actual of which is the fat pointer. Return true if the
90
   --  context is correct and the transformation took place.
91
 
92
   function Remote_AST_I_Dereference (P : Node_Id) return Boolean;
93
   --  If P is a record type that represents the fat pointer for a remote
94
   --  access to subprogram, and P is the prefix of a call, insert an explicit
95
   --  dereference and perform the transformation described for the previous
96
   --  function.
97
 
98
   function Remote_AST_Null_Value
99
     (N   : Node_Id;
100
      Typ : Entity_Id) return Boolean;
101
   --  If N is a null value and Typ a remote access to subprogram type, this
102
   --  function will check if null needs to be replaced with an aggregate and
103
   --  will return True in this case. Otherwise, it will return False.
104
 
105
   function Package_Specification_Of_Scope (E : Entity_Id) return Node_Id;
106
   --  Return the N_Package_Specification corresponding to a scope E
107
 
108
   function Is_RACW_Stub_Type_Operation (Op : Entity_Id) return Boolean;
109
   --  True when Op is a primitive operation of an RACW stub type
110
 
111
end Sem_Dist;

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.