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riscv-gcc-1
Commit dea1d3dc by Arnaud Charlet
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[multiple changes] 

2011-12-21  Thomas Quinot  <quinot@adacore.com>

	* thread.c, s-oscons-tmplt.c, init.c (pthread_condattr_setclock): For
	AIX 5.2, define as a dummy weak symbol in init.c.
	(CLOCK_RT_Ada): Set to CLOCK_MONOTONIC on all versions of AIX.

2011-12-21  Thomas Quinot  <quinot@adacore.com>

	* snames.ads-tmpl, sem_ch8.adb: Minor reformatting.
	* sem_prag.adb: Minor comment clarification.

2011-12-21  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Report_No_Sources): New argument Lang for the
	language name as a Name_Id. Do not report no sources if language
	is not allowed.
	(Add_Source): Do not add source if language is not allowed.
	* prj.adb (Add_Restricted_Language): New procedure
	(Is_Allowed_Language): New function
	* prj.ads (Add_Restricted_Language): New procedure
	(Is_Allowed_Language): New function

From-SVN: r182577
parent 88115c2a
Showing with 254 additions and 72 deletions
gcc/ada/ChangeLog
2011-12-21 Thomas Quinot <quinot@adacore.com>
* thread.c, s-oscons-tmplt.c, init.c (pthread_condattr_setclock): For
AIX 5.2, define as a dummy weak symbol in init.c.
(CLOCK_RT_Ada): Set to CLOCK_MONOTONIC on all versions of AIX.
2011-12-21 Thomas Quinot <quinot@adacore.com>
* snames.ads-tmpl, sem_ch8.adb: Minor reformatting.
* sem_prag.adb: Minor comment clarification.
2011-12-21 Vincent Celier <celier@adacore.com>
* prj-nmsc.adb (Report_No_Sources): New argument Lang for the
language name as a Name_Id. Do not report no sources if language
is not allowed.
(Add_Source): Do not add source if language is not allowed.
* prj.adb (Add_Restricted_Language): New procedure
(Is_Allowed_Language): New function
* prj.ads (Add_Restricted_Language): New procedure
(Is_Allowed_Language): New function
2011-12-21 Robert Dewar <dewar@adacore.com>
* exp_ch5.adb, sem_dim.adb, sem_dim.ads, sem_ch12.adb, prj-conf.adb:
......
gcc/ada/init.c
......@@ -219,6 +219,19 @@ nanosleep (struct timestruc_t *Rqtp, struct timestruc_t *Rmtp)
#endif /* _AIXVERSION_430 */
/* Version of AIX before 5.3 don't have pthread_condattr_setclock:
* supply it as a weak symbol here so that if linking on a 5.3 or newer
* machine, we get the real one.
*/
#ifndef _AIXVERSION_530
#pragma weak pthread_condattr_setclock
int
pthread_condattr_setclock (pthread_condattr_t *attr, clockid_t cl) {
return 0;
}
#endif
static void
__gnat_error_handler (int sig,
siginfo_t *si ATTRIBUTE_UNUSED,
......
gcc/ada/prj-nmsc.adb
......@@ -486,6 +486,7 @@ package body Prj.Nmsc is
procedure Report_No_Sources
(Project : Project_Id;
Lang : Name_Id;
Lang_Name : String;
Data : Tree_Processing_Data;
Location : Source_Ptr;
......@@ -642,6 +643,13 @@ package body Prj.Nmsc is
Source_To_Replace : Source_Id := No_Source;
begin
-- Nothing to do if the language is not one of the restricted ones
if not Is_Allowed_Language (Lang_Id.Name) then
Id := No_Source;
return;
end if;
-- Check if the same file name or unit is used in the prj tree
Add_Src := True;
......@@ -1020,6 +1028,56 @@ package body Prj.Nmsc is
(Project : Project_Id;
Data : in out Tree_Processing_Data)
is
procedure Check_Aggregate
(Project : Project_Id;
Data : in out Tree_Processing_Data);
-- Check the aggregate project attributes, reject any not supported
-- attributes.
---------------------
-- Check_Aggregate --
---------------------
procedure Check_Aggregate
(Project : Project_Id;
Data : in out Tree_Processing_Data)
is
procedure Check_Not_Defined (Name : Name_Id);
-- Report an error if Var is defined
-----------------------
-- Check_Not_Defined --
-----------------------
procedure Check_Not_Defined (Name : Name_Id) is
Var : constant Prj.Variable_Value :=
Prj.Util.Value_Of
(Name,
Project.Decl.Attributes,
Data.Tree.Shared);
begin
if not Var.Default then
Error_Msg_Name_1 := Name;
Error_Msg
(Data.Flags, "wrong attribute %% in aggregate library",
Var.Location, Project);
end if;
end Check_Not_Defined;
begin
Check_Not_Defined (Snames.Name_Library_Dir);
Check_Not_Defined (Snames.Name_Library_Interface);
Check_Not_Defined (Snames.Name_Library_Name);
Check_Not_Defined (Snames.Name_Library_Ali_Dir);
Check_Not_Defined (Snames.Name_Library_Src_Dir);
Check_Not_Defined (Snames.Name_Library_Options);
Check_Not_Defined (Snames.Name_Library_Standalone);
Check_Not_Defined (Snames.Name_Library_Kind);
Check_Not_Defined (Snames.Name_Leading_Library_Options);
Check_Not_Defined (Snames.Name_Library_Version);
end Check_Aggregate;
Shared : constant Shared_Project_Tree_Data_Access := Data.Tree.Shared;
Prj_Data : Project_Processing_Data;
......@@ -1058,7 +1116,12 @@ package body Prj.Nmsc is
Check_Configuration (Project, Data);
if Project.Qualifier /= Aggregate then
if Project.Qualifier = Aggregate then
-- For aggregate project checks that no library attributes are
-- defined.
Check_Aggregate (Project, Data);
else
Check_Library_Attributes (Project, Data);
Check_Package_Naming (Project, Data);
......@@ -7745,6 +7808,7 @@ package body Prj.Nmsc is
if Source = No_Source then
Report_No_Sources
(Project.Project,
Language.Name,
Get_Name_String (Language.Display_Name),
Data,
Project.Source_List_File_Location,
......@@ -8191,21 +8255,23 @@ package body Prj.Nmsc is
procedure Report_No_Sources
(Project : Project_Id;
Lang : Name_Id;
Lang_Name : String;
Data : Tree_Processing_Data;
Location : Source_Ptr;
Continuation : Boolean := False)
is
begin
case Data.Flags.When_No_Sources is
if Is_Allowed_Language (Lang) then
case Data.Flags.When_No_Sources is
when Silent =>
null;
when Warning | Error =>
declare
Msg : constant String :=
"<there are no "
& Lang_Name & " sources in this project";
"<there are no "
& Lang_Name & " sources in this project";
begin
Error_Msg_Warn := Data.Flags.When_No_Sources = Warning;
......@@ -8216,7 +8282,8 @@ package body Prj.Nmsc is
Error_Msg (Data.Flags, Msg, Location, Project);
end if;
end;
end case;
end case;
end if;
end Report_No_Sources;
----------------------
......
gcc/ada/prj.adb
......@@ -42,6 +42,17 @@ with GNAT.HTable;
package body Prj is
type Restricted_Lang;
type Restricted_Lang_Access is access Restricted_Lang;
type Restricted_Lang is record
Name : Name_Id;
Next : Restricted_Lang_Access;
end record;
Restricted_Languages : Restricted_Lang_Access := null;
-- When null, all languages are allowed, otherwise only the languages in
-- the list are allowed.
Object_Suffix : constant String := Get_Target_Object_Suffix.all;
-- File suffix for object files
......@@ -86,6 +97,20 @@ package body Prj is
function Contains_ALI_Files (Dir : Path_Name_Type) return Boolean;
-- Return True if there is at least one ALI file in the directory Dir
-----------------------------
-- Add_Restricted_Language --
-----------------------------
procedure Add_Restricted_Language (Name : String) is
N : String (1 .. Name'Length) := Name;
begin
To_Lower (N);
Name_Len := 0;
Add_Str_To_Name_Buffer (N);
Restricted_Languages :=
new Restricted_Lang'(Name => Name_Find, Next => Restricted_Languages);
end Add_Restricted_Language;
-------------------
-- Add_To_Buffer --
-------------------
......@@ -360,6 +385,30 @@ package body Prj is
return Name_Find;
end Extend_Name;
-------------------------
-- Is_Allowed_Language --
-------------------------
function Is_Allowed_Language (Name : Name_Id) return Boolean is
R : Restricted_Lang_Access := Restricted_Languages;
Lang : constant String := Get_Name_String (Name);
begin
if R = null then
return True;
else
while R /= null loop
if Get_Name_String (R.Name) = Lang then
return True;
end if;
R := R.Next;
end loop;
return False;
end if;
end Is_Allowed_Language;
---------------------
-- Project_Changed --
---------------------
......@@ -1549,7 +1598,9 @@ package body Prj is
procedure Debug_Output (Str : String) is
begin
if Current_Verbosity > Default then
Set_Standard_Error;
Write_Line ((1 .. Debug_Level * 2 => ' ') & Str);
Set_Standard_Output;
end if;
end Debug_Output;
......@@ -1560,7 +1611,9 @@ package body Prj is
procedure Debug_Indent is
begin
if Current_Verbosity = High then
Set_Standard_Error;
Write_Str ((1 .. Debug_Level * 2 => ' '));
Set_Standard_Output;
end if;
end Debug_Indent;
......@@ -1572,6 +1625,7 @@ package body Prj is
begin
if Current_Verbosity = High then
Debug_Indent;
Set_Standard_Error;
Write_Str (Str);
if Str2 = No_Name then
......@@ -1579,6 +1633,7 @@ package body Prj is
else
Write_Line (" """ & Get_Name_String (Str2) & '"');
end if;
Set_Standard_Output;
end if;
end Debug_Output;
......
gcc/ada/prj.ads
......@@ -41,6 +41,14 @@ with GNAT.OS_Lib; use GNAT.OS_Lib;
package Prj is
procedure Add_Restricted_Language (Name : String);
-- Call by gprbuild for each language specify by switch
-- --restricted-to-languages=.
function Is_Allowed_Language (Name : Name_Id) return Boolean;
-- Returns True if --restricted-to-languages= is not used or if Name
-- is one of the restricted languages.
All_Other_Names : constant Name_Id := Names_High_Bound;
-- Name used to replace others as an index of an associative array
-- attribute in situations where this is allowed.
......@@ -1370,6 +1378,10 @@ package Prj is
Extended : Project_Id) return Boolean;
-- Return True if Extending is extending the Extended project
function Is_Ext
(Extending : Project_Id;
Extended : Project_Id) return Boolean renames Is_Extending;
function Has_Ada_Sources (Data : Project_Id) return Boolean;
-- Return True if the project has Ada sources
......
gcc/ada/s-oscons-tmplt.c
......@@ -1379,7 +1379,7 @@ CND(CLOCK_THREAD_CPUTIME_ID, "Thread CPU clock")
/* There's no clock_gettime or clock_id's on Darwin, generate a dummy value */
# define CLOCK_RT_Ada "-1"
#elif defined(FreeBSD) || (defined(_AIX) && defined(_AIXVERSION_530))
#elif defined(FreeBSD) || defined(_AIX)
/** On these platforms use system provided monotonic clock instead of
** the default CLOCK_REALTIME. We then need to set up cond var attributes
** appropriately (see thread.c).
......
gcc/ada/sem_ch8.adb
......@@ -8031,7 +8031,7 @@ package body Sem_Ch8 is
end if;
end Use_Class_Wide_Operations;
-- Start of processing for Use_One_Type;
-- Start of processing for Use_One_Type
begin
-- It is the type determined by the subtype mark (8.4(8)) whose
......
gcc/ada/sem_prag.adb
......@@ -14887,7 +14887,8 @@ package body Sem_Prag is
-----------------------------------------
-- This function makes use of the following static table which indicates
-- whether a given pragma is significant.
-- whether appearance of some name in a given pragma is to be considered
-- as a reference for the purposes of warnings about unreferenced objects.
-- -1 indicates that references in any argument position are significant
-- 0 indicates that appearance in any argument is not significant
......
gcc/ada/snames.ads-tmpl
......@@ -35,8 +35,8 @@ package Snames is
-- This package contains definitions of standard names (i.e. entries in the
-- Names table) that are used throughout the GNAT compiler. It also contains
-- the definitions of some enumeration types whose definitions are tied to
-- the order of these preset names.
-- the definitions of some enumeration types whose definitions are tied to the
-- order of these preset names.
------------------
-- Preset Names --
......@@ -51,13 +51,13 @@ package Snames is
-- additional pragmas or attributes are introduced which might otherwise
-- cause a duplicate, then list it only once in this table, and adjust the
-- definition of the functions for testing for pragma names and attribute
-- names, and returning their ID values. Of course everything is simpler
-- if no such duplications occur!
-- names, and returning their ID values. Of course everything is simpler if
-- no such duplications occur!
-- First we have the one character names used to optimize the lookup
-- process for one character identifiers (to avoid the hashing in this
-- case) There are a full 256 of these, but only the entries for lower
-- case and upper case letters have identifiers
-- case) There are a full 256 of these, but only the entries for lower case
-- and upper case letters have identifiers
-- The lower case letter entries are used for one character identifiers
-- appearing in the source, for example in pragma Interface (C).
......@@ -90,8 +90,8 @@ package Snames is
Name_Z : constant Name_Id := First_Name_Id + Character'Pos ('z');
-- The upper case letter entries are used by expander code for local
-- variables that do not require unique names (e.g. formal parameter
-- names in constructed procedures)
-- variables that do not require unique names (e.g. formal parameter names
-- in constructed procedures).
Name_uA : constant Name_Id := First_Name_Id + Character'Pos ('A');
Name_uB : constant Name_Id := First_Name_Id + Character'Pos ('B');
......@@ -291,9 +291,9 @@ package Snames is
Name_Obj_TypeCode : constant Name_Id := N + $;
Name_Stub : constant Name_Id := N + $;
-- Operator Symbol entries. The actual names have an upper case O at
-- the start in place of the Op_ prefix (e.g. the actual name that
-- corresponds to Name_Op_Abs is "Oabs".
-- Operator Symbol entries. The actual names have an upper case O at the
-- start in place of the Op_ prefix (e.g. the actual name that corresponds
-- to Name_Op_Abs is "Oabs".
First_Operator_Name : constant Name_Id := N + $;
Name_Op_Abs : constant Name_Id := N + $; -- "abs"
......@@ -325,21 +325,21 @@ package Snames is
-- The entries marked GNAT are pragmas that are defined by GNAT and that
-- are implemented in all modes (Ada 83, Ada 95, and Ada 2005) Complete
-- descriptions of the syntax of these implementation dependent pragmas
-- may be found in the appropriate section in unit Sem_Prag in file
-- descriptions of the syntax of these implementation dependent pragmas may
-- be found in the appropriate section in unit Sem_Prag in file
-- sem-prag.adb, and they are documented in the GNAT reference manual.
-- The entries marked Ada 05 are Ada 2005 pragmas. They are implemented
-- in Ada 83 and Ada 95 mode as well, where they are technically considered
-- to be implementation dependent pragmas.
-- The entries marked Ada 05 are Ada 2005 pragmas. They are implemented in
-- Ada 83 and Ada 95 mode as well, where they are technically considered to
-- be implementation dependent pragmas.
-- The entries marked Ada 12 are Ada 2012 pragmas. They are implemented
-- in Ada 83, Ada 95, and Ada 2005 mode as well, where they are technically
-- The entries marked Ada 12 are Ada 2012 pragmas. They are implemented in
-- Ada 83, Ada 95, and Ada 2005 mode as well, where they are technically
-- considered to be implementation dependent pragmas.
-- The entries marked VMS are VMS specific pragmas that are recognized
-- only in OpenVMS versions of GNAT. They are ignored in other versions
-- with an appropriate warning.
-- The entries marked VMS are VMS specific pragmas that are recognized only
-- in OpenVMS versions of GNAT. They are ignored in other versions with an
-- appropriate warning.
-- The entries marked AAMP are AAMP specific pragmas that are recognized
-- only in GNAT for the AAMP. They are ignored in other versions with
......@@ -381,11 +381,11 @@ package Snames is
Name_Extensions_Allowed : constant Name_Id := N + $; -- GNAT
Name_External_Name_Casing : constant Name_Id := N + $; -- GNAT
-- Note: Fast_Math is not in this list because its name matches -- GNAT
-- the name of the corresponding attribute. However, it is
-- included in the definition of the type Pragma_Id, and the
-- functions Get_Pragma_Id, Is_[Configuration_]Pragma_Id, and
-- correctly recognize and process Fast_Math.
-- Note: Fast_Math is not in this list because its name matches the name of
-- the corresponding attribute. However, it is included in the definition
-- of the type Pragma_Id, and the functions Get_Pragma_Id,
-- Is_[Configuration_]Pragma_Id, and correctly recognize and process
-- Fast_Math.
Name_Favor_Top_Level : constant Name_Id := N + $; -- GNAT
Name_Float_Representation : constant Name_Id := N + $; -- GNAT
......@@ -432,11 +432,10 @@ package Snames is
Name_Abort_Defer : constant Name_Id := N + $; -- GNAT
Name_All_Calls_Remote : constant Name_Id := N + $;
-- Note: AST_Entry is not in this list because its name matches -- VMS
-- the name of the corresponding attribute. However, it is
-- included in the definition of the type Pragma_Id, and the
-- functions Get_Pragma_Id and Is_Pragma_Id correctly recognize
-- and process Name_AST_Entry.
-- Note: AST_Entry is not in this list because its name matches the name of
-- the corresponding attribute. However, it is included in the definition
-- of the type Pragma_Id, and the functions Get_Pragma_Id and Is_Pragma_Id
-- correctly recognize and process Name_AST_Entry.
Name_Assert : constant Name_Id := N + $; -- Ada 05
Name_Asynchronous : constant Name_Id := N + $;
......@@ -485,11 +484,10 @@ package Snames is
Name_Inline_Generic : constant Name_Id := N + $; -- GNAT
Name_Inspection_Point : constant Name_Id := N + $;
-- Note: Interface is not in this list because its name -- GNAT
-- matches an Ada 05 keyword. However it is included in
-- the definition of the type Attribute_Id, and the functions
-- Get_Pragma_Id and Is_Pragma_Id correctly recognize and
-- process Name_Storage_Size.
-- Note: Interface is not in this list because its name matches an Ada 05
-- keyword. However it is included in the definition of the type
-- Attribute_Id, and the functions Get_Pragma_Id and Is_Pragma_Id correctly
-- recognize and process Name_Storage_Size.
Name_Interface_Name : constant Name_Id := N + $; -- GNAT
Name_Interrupt_Handler : constant Name_Id := N + $;
......@@ -524,11 +522,11 @@ package Snames is
Name_Preelaborate : constant Name_Id := N + $;
Name_Preelaborate_05 : constant Name_Id := N + $; -- GNAT
-- Note: Priority is not in this list because its name matches
-- the name of the corresponding attribute. However, it is
-- included in the definition of the type Pragma_Id, and the
-- functions Get_Pragma_Id and Is_Pragma_Id correctly recognize
-- and process Priority. Priority is a standard Ada 95 pragma.
-- Note: Priority is not in this list because its name matches the name of
-- the corresponding attribute. However, it is included in the definition
-- of the type Pragma_Id, and the functions Get_Pragma_Id and Is_Pragma_Id
-- correctly recognize and process Priority. Priority is a standard Ada 95
-- pragma.
Name_Psect_Object : constant Name_Id := N + $; -- VMS
Name_Pure : constant Name_Id := N + $;
......@@ -542,14 +540,13 @@ package Snames is
Name_Shared : constant Name_Id := N + $; -- Ada 83
Name_Shared_Passive : constant Name_Id := N + $;
-- Note: Storage_Size is not in this list because its name
-- matches the name of the corresponding attribute. However,
-- it is included in the definition of the type Attribute_Id,
-- and the functions Get_Pragma_Id and Is_Pragma_Id correctly
-- recognize and process Name_Storage_Size.
-- Note: Storage_Size is not in this list because its name matches the name
-- of the corresponding attribute. However, it is included in the
-- definition of the type Attribute_Id, and the functions Get_Pragma_Id and
-- Is_Pragma_Id correctly recognize and process Name_Storage_Size.
-- Note: Storage_Unit is also omitted from the list because
-- of a clash with an attribute name, and is treated similarly.
-- Note: Storage_Unit is also omitted from the list because of a clash with
-- an attribute name, and is treated similarly.
Name_Source_Reference : constant Name_Id := N + $; -- GNAT
Name_Static_Elaboration_Desired : constant Name_Id := N + $; -- GNAT
......@@ -580,8 +577,8 @@ package Snames is
-- Language convention names for pragma Convention/Export/Import/Interface
-- Note that Name_C is not included in this list, since it was already
-- declared earlier in the context of one-character identifier names
-- (where the order is critical to the fast look up process).
-- declared earlier in the context of one-character identifier names (where
-- the order is critical to the fast look up process).
-- Note: there are no convention names corresponding to the conventions
-- Entry and Protected, this is because these conventions cannot be
......@@ -721,10 +718,10 @@ package Snames is
-- are attributes that are defined in Ada 83, but not in Ada 95. These
-- attributes are implemented in both Ada 83 and Ada 95 modes in GNAT.
-- The entries marked GNAT are attributes that are defined by GNAT
-- and implemented in both Ada 83 and Ada 95 modes. Full descriptions
-- of these implementation dependent attributes may be found in the
-- appropriate section in package Sem_Attr in file sem-attr.ads.
-- The entries marked GNAT are attributes that are defined by GNAT and
-- implemented in both Ada 83 and Ada 95 modes. Full descriptions of these
-- implementation dependent attributes may be found in the appropriate
-- section in Sem_Attr.
-- The entries marked VMS are recognized only in OpenVMS implementations
-- of GNAT, and are treated as illegal in all other contexts.
......@@ -900,8 +897,8 @@ package Snames is
-- Remaining attributes are ones that return entities
-- Note that Elab_Subp_Body is not considered to be a valid attribute
-- name unless we are operating in CodePeer mode.
-- Note that Elab_Subp_Body is not considered to be a valid attribute name
-- unless we are operating in CodePeer mode.
First_Entity_Attribute_Name : constant Name_Id := N + $;
Name_Elab_Body : constant Name_Id := N + $; -- GNAT
......@@ -929,9 +926,9 @@ package Snames is
-- Names of recognized queuing policy identifiers
-- Note: policies are identified by the first character of the
-- name (e.g. F for FIFO_Queuing). If new policy names are added,
-- the first character must be distinct.
-- Note: policies are identified by the first character of the name (e.g. F
-- for FIFO_Queuing). If new policy names are added, the first character
-- must be distinct.
First_Queuing_Policy_Name : constant Name_Id := N + $;
Name_FIFO_Queuing : constant Name_Id := N + $;
......@@ -940,9 +937,9 @@ package Snames is
-- Names of recognized task dispatching policy identifiers
-- Note: policies are identified by the first character of the
-- name (e.g. F for FIFO_Within_Priorities). If new policy names
-- are added, the first character must be distinct.
-- Note: policies are identified by the first character of the name (e.g. F
-- for FIFO_Within_Priorities). If new policy names are added, the first
-- character must be distinct.
First_Task_Dispatching_Policy_Name : constant Name_Id := N + $;
Name_EDF_Across_Priorities : constant Name_Id := N + $;
......@@ -1088,8 +1085,8 @@ package Snames is
Name_Raise_Exception : constant Name_Id := N + $;
-- Additional reserved words and identifiers used in GNAT Project Files
-- Note that Name_External is already previously declared
-- The names with the -- GB annotation are only used in gprbuild
-- Note that Name_External is already previously declared.
-- The names with the -- GB annotation are only used in gprbuild.
Name_Aggregate : constant Name_Id := N + $;
Name_Archive_Builder : constant Name_Id := N + $;
......
gcc/ada/thread.c
......@@ -37,6 +37,21 @@
# include <pthread.h>
# include <time.h>
#ifndef _AIXVERSION_530
/* We use the same runtime library for AIX 5.2 and 5.3, but pthread_condattr_
* setclock exists only on the latter, so for the former provide a dummy
* implementation (declared below, weak symbol defined in init.c).
*
* Note: this means that under AIX 5.2 we'll be using CLOCK_MONOTONIC
* timestamps from clock_gettime() as arguments to pthread_cond_timedwait,
* which expects a CLOCK_REALTIME value, which is technically wrong, but
* inocuous in practice on that particular platform since both clocks happen
* to use close epochs.
*/
extern int pthread_condattr_setclock (pthread_condattr_t *attr, clockid_t cl);
#endif
int
__gnat_pthread_condattr_setup(pthread_condattr_t *attr) {
/*
......
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