X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gcc%2Fada%2Fg-dyntab.adb;fp=gcc%2Fada%2Fg-dyntab.adb;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=694790f50cb3c37984c84bef5543e44055dba1ff;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gcc/ada/g-dyntab.adb b/gcc/ada/g-dyntab.adb deleted file mode 100644 index 694790f5..00000000 --- a/gcc/ada/g-dyntab.adb +++ /dev/null @@ -1,246 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- G N A T . D Y N A M I C _ T A B L E S -- --- -- --- B o d y -- --- -- --- $Revision: 1.1 $ --- -- --- Copyright (C) 2000-2001 Ada Core Technologies, 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- -- --- ware Foundation; either version 2, or (at your option) any later ver- -- --- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- --- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- --- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- --- for more details. You should have received a copy of the GNU General -- --- Public License distributed with GNAT; see file COPYING. If not, write -- --- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- --- MA 02111-1307, USA. -- --- -- --- As a special exception, if other files instantiate generics from this -- --- unit, or you link this unit with other files to produce an executable, -- --- this unit does not by itself cause the resulting executable to be -- --- covered by the GNU General Public License. This exception does not -- --- however invalidate any other reasons why the executable file might be -- --- covered by the GNU Public License. -- --- -- --- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com). -- --- -- ------------------------------------------------------------------------------- - -with System; use System; - -package body GNAT.Dynamic_Tables is - - Min : constant Integer := Integer (Table_Low_Bound); - -- Subscript of the minimum entry in the currently allocated table - - type size_t is new Integer; - - ----------------------- - -- Local Subprograms -- - ----------------------- - - procedure Reallocate (T : in out Instance); - -- Reallocate the existing table according to the current value stored - -- in Max. Works correctly to do an initial allocation if the table - -- is currently null. - - -------------- - -- Allocate -- - -------------- - - procedure Allocate - (T : in out Instance; - Num : Integer := 1) - is - begin - T.P.Last_Val := T.P.Last_Val + Num; - - if T.P.Last_Val > T.P.Max then - Reallocate (T); - end if; - end Allocate; - - ------------ - -- Append -- - ------------ - - procedure Append (T : in out Instance; New_Val : Table_Component_Type) is - begin - Increment_Last (T); - T.Table (Table_Index_Type (T.P.Last_Val)) := New_Val; - end Append; - - -------------------- - -- Decrement_Last -- - -------------------- - - procedure Decrement_Last (T : in out Instance) is - begin - T.P.Last_Val := T.P.Last_Val - 1; - end Decrement_Last; - - ---------- - -- Free -- - ---------- - - procedure Free (T : in out Instance) is - procedure free (T : Table_Ptr); - pragma Import (C, free); - - begin - free (T.Table); - T.Table := null; - T.P.Length := 0; - end Free; - - -------------------- - -- Increment_Last -- - -------------------- - - procedure Increment_Last (T : in out Instance) is - begin - T.P.Last_Val := T.P.Last_Val + 1; - - if T.P.Last_Val > T.P.Max then - Reallocate (T); - end if; - end Increment_Last; - - ---------- - -- Init -- - ---------- - - procedure Init (T : in out Instance) is - Old_Length : constant Integer := T.P.Length; - - begin - T.P.Last_Val := Min - 1; - T.P.Max := Min + Table_Initial - 1; - T.P.Length := T.P.Max - Min + 1; - - -- If table is same size as before (happens when table is never - -- expanded which is a common case), then simply reuse it. Note - -- that this also means that an explicit Init call right after - -- the implicit one in the package body is harmless. - - if Old_Length = T.P.Length then - return; - - -- Otherwise we can use Reallocate to get a table of the right size. - -- Note that Reallocate works fine to allocate a table of the right - -- initial size when it is first allocated. - - else - Reallocate (T); - end if; - end Init; - - ---------- - -- Last -- - ---------- - - function Last (T : in Instance) return Table_Index_Type is - begin - return Table_Index_Type (T.P.Last_Val); - end Last; - - ---------------- - -- Reallocate -- - ---------------- - - procedure Reallocate (T : in out Instance) is - - function realloc - (memblock : Table_Ptr; - size : size_t) - return Table_Ptr; - pragma Import (C, realloc); - - function malloc - (size : size_t) - return Table_Ptr; - pragma Import (C, malloc); - - New_Size : size_t; - - begin - if T.P.Max < T.P.Last_Val then - while T.P.Max < T.P.Last_Val loop - T.P.Length := T.P.Length * (100 + Table_Increment) / 100; - T.P.Max := Min + T.P.Length - 1; - end loop; - end if; - - New_Size := - size_t ((T.P.Max - Min + 1) * - (Table_Type'Component_Size / Storage_Unit)); - - if T.Table = null then - T.Table := malloc (New_Size); - - elsif New_Size > 0 then - T.Table := - realloc - (memblock => T.Table, - size => New_Size); - end if; - - if T.P.Length /= 0 and then T.Table = null then - raise Storage_Error; - end if; - - end Reallocate; - - ------------- - -- Release -- - ------------- - - procedure Release (T : in out Instance) is - begin - T.P.Length := T.P.Last_Val - Integer (Table_Low_Bound) + 1; - T.P.Max := T.P.Last_Val; - Reallocate (T); - end Release; - - -------------- - -- Set_Item -- - -------------- - - procedure Set_Item - (T : in out Instance; - Index : Table_Index_Type; - Item : Table_Component_Type) - is - begin - if Integer (Index) > T.P.Max then - Set_Last (T, Index); - end if; - - T.Table (Index) := Item; - end Set_Item; - - -------------- - -- Set_Last -- - -------------- - - procedure Set_Last (T : in out Instance; New_Val : Table_Index_Type) is - begin - if Integer (New_Val) < T.P.Last_Val then - T.P.Last_Val := Integer (New_Val); - - else - T.P.Last_Val := Integer (New_Val); - - if T.P.Last_Val > T.P.Max then - Reallocate (T); - end if; - end if; - end Set_Last; - -end GNAT.Dynamic_Tables;