diff options
Diffstat (limited to 'gcc/ada/s-secsta.ads')
| -rw-r--r-- | gcc/ada/s-secsta.ads | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/gcc/ada/s-secsta.ads b/gcc/ada/s-secsta.ads index e292d6a6bd9..b539a3b8670 100644 --- a/gcc/ada/s-secsta.ads +++ b/gcc/ada/s-secsta.ads @@ -6,7 +6,7 @@ -- -- -- S p e c -- -- -- --- Copyright (C) 1992-2003 Free Software Foundation, Inc. -- +-- Copyright (C) 1992-2004 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- -- @@ -37,11 +37,11 @@ package System.Secondary_Stack is package SSE renames System.Storage_Elements; - Default_Secondary_Stack_Size : constant := 10 * 1024; - -- Default size of a secondary stack + Default_Secondary_Stack_Size : Natural := 10 * 1024; + -- Default size of a secondary stack. May be modified by binder -D switch procedure SS_Init - (Stk : in out System.Address; + (Stk : in out Address; Size : Natural := Default_Secondary_Stack_Size); -- Initialize the secondary stack with a main stack of the given Size. -- @@ -62,15 +62,15 @@ package System.Secondary_Stack is -- stack using System.Soft_Links.Get_Sec_Stack_Addr. procedure SS_Allocate - (Address : out System.Address; + (Addr : out Address; Storage_Size : SSE.Storage_Count); -- Allocate enough space for a 'Storage_Size' bytes object with Maximum - -- alignment. The address of the allocated space is returned in 'Address' + -- alignment. The address of the allocated space is returned in Addr. - procedure SS_Free (Stk : in out System.Address); - -- Release the memory allocated for the Secondary Stack. That is to say, - -- all the allocated chuncks. - -- Upon return, Stk will be set to System.Null_Address + procedure SS_Free (Stk : in out Address); + -- Release the memory allocated for the Secondary Stack. That is + -- to say, all the allocated chunks. Upon return, Stk will be set + -- to System.Null_Address. type Mark_Id is private; -- Type used to mark the stack. @@ -82,6 +82,14 @@ package System.Secondary_Stack is -- Restore the state of the stack corresponding to the mark M. If an -- additional chunk have been allocated, it will never be freed during a + function SS_Get_Max return Long_Long_Integer; + -- Return maximum used space in storage units for the current secondary + -- stack. For a dynamically allocated secondary stack, the returned + -- result is always -1. For a statically allocated secondary stack, + -- the returned value shows the largest amount of space allocated so + -- far during execution of the program to the current secondary stack, + -- i.e. the secondary stack for the current task. + generic with procedure Put_Line (S : String); procedure SS_Info; |
