Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/sem_dist.ads @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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children | 84e7813d76e9 |
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1 ------------------------------------------------------------------------------ | |
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; |