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[multiple changes] 

2011-08-29  Thomas Quinot  <quinot@adacore.com>

	* get_scos.adb: Ignore chaining indicators not currently supported
	by Ada.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

	* system.ads: Minor editing.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

	* bindgen.adb (Gen_Elab_Calls): Generate calls to subp'Elab_Subp_Body in
	CodePeer mode.
	* sem_attr.ads, sem_attr.adb, exp_Attr.adb, sem_ch6.adb: Add handling of
	Attribute_Elab_Subp_Body.
	* snames.ads-tmpl (Attribute_Elab_Subp_Body, Name_Elab_Subp_Body): New.
	* sem_util.adb: Update comments.

From-SVN: r178165
This commit is contained in:
Arnaud Charlet 2011-08-29 10:52:00 +02:00
parent 828d4cf0c9
commit 0bfc9a64c3
10 changed files with 81 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
gcc/ada/ChangeLog
View File

@ -1,3 +1,21 @@
2011-08-29 Thomas Quinot <quinot@adacore.com>
* get_scos.adb: Ignore chaining indicators not currently supported
by Ada.
2011-08-29 Arnaud Charlet <charlet@adacore.com>
* system.ads: Minor editing.
2011-08-29 Arnaud Charlet <charlet@adacore.com>
* bindgen.adb (Gen_Elab_Calls): Generate calls to subp'Elab_Subp_Body in
CodePeer mode.
* sem_attr.ads, sem_attr.adb, exp_Attr.adb, sem_ch6.adb: Add handling of
Attribute_Elab_Subp_Body.
* snames.ads-tmpl (Attribute_Elab_Subp_Body, Name_Elab_Subp_Body): New.
* sem_util.adb: Update comments.
2011-08-29 Thomas Quinot <quinot@adacore.com>
* par_sco.adb, scos.adb, scos.ads, put_scos.adb, get_scos.adb: Record

22
gcc/ada/bindgen.adb
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@ -984,7 +984,12 @@ package body Bindgen is
-- Case of no elaboration code
elsif U.No_Elab then
elsif U.No_Elab
and then (not CodePeer_Mode
or else U.Utype = Is_Spec
or else U.Utype = Is_Spec_Only
or else U.Unit_Kind /= 's')
then
-- The only case in which we have to do something is if this
-- is a body, with a separate spec, where the separate spec
@ -1019,10 +1024,7 @@ package body Bindgen is
-- The uname_E increment is skipped if this is a separate spec,
-- since it will be done when we process the body.
-- Ignore subprograms in CodePeer mode, since no useful
-- elaboration subprogram is needed by CodePeer.
elsif U.Unit_Kind /= 's' or else not CodePeer_Mode then
else
Check_Elab_Flag :=
not CodePeer_Mode
and then (Force_Checking_Of_Elaboration_Flags
@ -1055,12 +1057,18 @@ package body Bindgen is
if Name_Buffer (Name_Len) = 's' then
Name_Buffer (Name_Len - 1 .. Name_Len + 8) :=
"'elab_spec";
Name_Len := Name_Len + 8;
elsif U.Unit_Kind = 's' and CodePeer_Mode then
Name_Buffer (Name_Len - 1 .. Name_Len + 13) :=
"'elab_subp_body";
Name_Len := Name_Len + 13;
else
Name_Buffer (Name_Len - 1 .. Name_Len + 8) :=
"'elab_body";
Name_Len := Name_Len + 8;
end if;
Name_Len := Name_Len + 8;
end if;
Set_Casing (U.Icasing);

7
gcc/ada/exp_attr.adb
View File

@ -1813,13 +1813,14 @@ package body Exp_Attr is
-- and then the Elab_Body/Spec attribute is replaced by a reference
-- to this defining identifier.
when Attribute_Elab_Body |
Attribute_Elab_Spec =>
when Attribute_Elab_Body |
Attribute_Elab_Subp_Body |
Attribute_Elab_Spec =>
-- Leave attribute unexpanded in CodePeer mode: the gnat2scil
-- back-end knows how to handle this attribute directly.
if CodePeer_Mode then
if CodePeer_Mode or else Id = Attribute_Elab_Subp_Body then
return;
end if;

12
gcc/ada/get_scos.adb
View File

@ -387,6 +387,18 @@ begin
elsif C = ' ' then
Skip_Spaces;
elsif C = 'T' or else C = 'F' then
-- Chaining indicator: skip for now???
declare
Loc1, Loc2 : Source_Location;
pragma Unreferenced (Loc1, Loc2);
begin
Skipc;
Get_Source_Location_Range (Loc1, Loc2);
end;
else
raise Data_Error;
end if;

8
gcc/ada/sem_attr.adb
View File

@ -1945,6 +1945,8 @@ package body Sem_Attr is
and then
Aname /= Name_Elab_Spec
and then
Aname /= Name_Elab_Subp_Body
and then
Aname /= Name_UET_Address
and then
Aname /= Name_Enabled
@ -3014,7 +3016,10 @@ package body Sem_Attr is
-- Also handles processing for Elab_Spec
when Attribute_Elab_Body | Attribute_Elab_Spec =>
when Attribute_Elab_Body |
Attribute_Elab_Spec |
Attribute_Elab_Subp_Body =>
Check_E0;
Check_Unit_Name (P);
Set_Etype (N, Standard_Void_Type);
@ -7712,6 +7717,7 @@ package body Sem_Attr is
Attribute_Elaborated |
Attribute_Elab_Body |
Attribute_Elab_Spec |
Attribute_Elab_Subp_Body |
Attribute_Enabled |
Attribute_External_Tag |
Attribute_Fast_Math |

13
gcc/ada/sem_attr.ads
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@ -6,7 +6,7 @@
-- --
-- S p e c --
-- --
-- Copyright (C) 1992-2010, Free Software Foundation, Inc. --
-- Copyright (C) 1992-2011, 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- --
@ -172,6 +172,17 @@ package Sem_Attr is
-- Ada code, e.g. if it is necessary to do selective reelaboration to
-- fix some error.
--------------------
-- Elab_Subp_Body --
--------------------
Attribute_Elab_Subp_Body => True,
-- This attribute can only be applied to a library level subprogram
-- name and is only relevant in CodePeer mode. It returns the entity
-- for the corresponding elaboration procedure for elaborating the body
-- of the referenced subprogram unit. This is used in the main generated
-- elaboration procedure by the binder in CodePeer mode only.
---------------
-- Elab_Spec --
---------------

5
gcc/ada/sem_ch6.adb
View File

@ -1156,11 +1156,12 @@ package body Sem_Ch6 is
end loop;
end if;
-- Special processing for Elab_Spec and Elab_Body calls
-- Special processing for Elab_Spec, Elab_Body and Elab_Subp_Body calls
if Nkind (P) = N_Attribute_Reference
and then (Attribute_Name (P) = Name_Elab_Spec
or else Attribute_Name (P) = Name_Elab_Body)
or else Attribute_Name (P) = Name_Elab_Body
or else Attribute_Name (P) = Name_Elab_Subp_Body)
then
if Present (Actuals) then
Error_Msg_N

6
gcc/ada/sem_util.adb
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@ -7584,9 +7584,9 @@ package body Sem_Util is
begin
-- Verify that prefix is analyzed and has the proper form. Note that
-- the attributes Elab_Spec, Elab_Body, and UET_Address, which also
-- produce the address of an entity, do not analyze their prefix
-- because they denote entities that are not necessarily visible.
-- the attributes Elab_Spec, Elab_Body, Elab_Subp_Body and UET_Address,
-- which also produce the address of an entity, do not analyze their
-- prefix because they denote entities that are not necessarily visible.
-- Neither of them can apply to a protected type.
return Ada_Version >= Ada_2005

2
gcc/ada/snames.ads-tmpl
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@ -882,6 +882,7 @@ package Snames is
First_Entity_Attribute_Name : constant Name_Id := N + $;
Name_Elab_Body : constant Name_Id := N + $; -- GNAT
Name_Elab_Spec : constant Name_Id := N + $; -- GNAT
Name_Elab_Subp_Body : constant Name_Id := N + $; -- GNAT
Name_Storage_Pool : constant Name_Id := N + $;
-- These attributes are the ones that return types
@ -1414,6 +1415,7 @@ package Snames is
Attribute_Elab_Body,
Attribute_Elab_Spec,
Attribute_Elab_Subp_Body,
Attribute_Storage_Pool,
-- Type attributes

10
gcc/ada/system.ads
View File

@ -123,11 +123,11 @@ private
-- System Implementation Parameters --
--------------------------------------
-- These parameters provide information about the target that is used
-- by the compiler. They are in the private part of System, where they
-- can be accessed using the special circuitry in the Targparm unit
-- whose source should be consulted for more detailed descriptions
-- of the individual switch values.
-- These parameters provide information about the target that is used by
-- the compiler. They are in the private part of System, where they can be
-- accessed using the special circuitry in the Targparm unit whose source
-- should be consulted for more detailed descriptions of the individual
-- switch values.
-- This version of system.ads is used only for building the compiler.
-- We really ought to use the proper target system (i.e. the one that