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Diffstat (limited to 'translate/grt/grt-table.adb')
-rw-r--r-- | translate/grt/grt-table.adb | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/translate/grt/grt-table.adb b/translate/grt/grt-table.adb deleted file mode 100644 index 36aa999..0000000 --- a/translate/grt/grt-table.adb +++ /dev/null @@ -1,120 +0,0 @@ --- GHDL Run Time (GRT) - Resizable array --- Copyright (C) 2008 - 2014 Tristan Gingold --- --- GHDL is free software; you can redistribute it and/or modify it under --- the terms of the GNU General Public License as published by the Free --- Software Foundation; either version 2, or (at your option) any later --- version. --- --- GHDL is distributed in the hope that it will be useful, but WITHOUT 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 --- along with GCC; see the 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. - -with System; use System; -with Grt.C; use Grt.C; - -package body Grt.Table is - - -- Maximum index of table before resizing. - Max : Table_Index_Type := Table_Index_Type'Pred (Table_Low_Bound); - - -- Current value of Last - Last_Val : Table_Index_Type; - - function Malloc (Size : size_t) return Table_Ptr; - pragma Import (C, Malloc); - - procedure Free (T : Table_Ptr); - pragma Import (C, Free); - - -- Resize and reallocate the table according to LAST_VAL. - procedure Resize is - function Realloc (T : Table_Ptr; Size : size_t) return Table_Ptr; - pragma Import (C, Realloc); - - New_Size : size_t; - begin - while Max < Last_Val loop - Max := Max + (Max - Table_Low_Bound + 1); - end loop; - - New_Size := size_t ((Max - Table_Low_Bound + 1) * - (Table_Type'Component_Size / Storage_Unit)); - - Table := Realloc (Table, New_Size); - - if Table = null then - raise Storage_Error; - end if; - end Resize; - - procedure Append (New_Val : Table_Component_Type) is - begin - Increment_Last; - Table (Last_Val) := New_Val; - end Append; - - procedure Decrement_Last is - begin - Last_Val := Table_Index_Type'Pred (Last_Val); - end Decrement_Last; - - procedure Free is - begin - Free (Table); - Table := null; - end Free; - - procedure Increment_Last is - begin - Last_Val := Table_Index_Type'Succ (Last_Val); - - if Last_Val > Max then - Resize; - end if; - end Increment_Last; - - function Last return Table_Index_Type is - begin - return Last_Val; - end Last; - - procedure Release is - begin - Max := Last_Val; - Resize; - end Release; - - procedure Set_Last (New_Val : Table_Index_Type) is - begin - if New_Val < Last_Val then - Last_Val := New_Val; - else - Last_Val := New_Val; - - if Last_Val > Max then - Resize; - end if; - end if; - end Set_Last; - -begin - Last_Val := Table_Index_Type'Pred (Table_Low_Bound); - Max := Table_Low_Bound + Table_Index_Type (Table_Initial) - 1; - - Table := Malloc (size_t (Table_Initial * - (Table_Type'Component_Size / Storage_Unit))); -end Grt.Table; |