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Diffstat (limited to 'gcc-4.2.1/gcc/ada/s-casi32.adb')
-rw-r--r-- | gcc-4.2.1/gcc/ada/s-casi32.adb | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/gcc-4.2.1/gcc/ada/s-casi32.adb b/gcc-4.2.1/gcc/ada/s-casi32.adb deleted file mode 100644 index 4fc8d679c..000000000 --- a/gcc-4.2.1/gcc/ada/s-casi32.adb +++ /dev/null @@ -1,121 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME LIBRARY COMPONENTS -- --- -- --- S Y S T E M . C O M P A R E _ A R R A Y _ S I G N E D _ 3 2 -- --- -- --- B o d y -- --- -- --- Copyright (C) 2002-2005 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- -- --- 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, 51 Franklin Street, Fifth Floor, -- --- Boston, MA 02110-1301, 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 was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - -with System.Address_Operations; use System.Address_Operations; - -with Unchecked_Conversion; - -package body System.Compare_Array_Signed_32 is - - type Word is range -2**31 .. 2**31 - 1; - for Word'Size use 32; - -- Used to process operands by words - - type Uword is record - W : Word; - end record; - pragma Pack (Uword); - for Uword'Alignment use 1; - -- Used to process operands when unaligned - - type WP is access Word; - type UP is access Uword; - - function W is new Unchecked_Conversion (Address, WP); - function U is new Unchecked_Conversion (Address, UP); - - ----------------------- - -- Compare_Array_S32 -- - ----------------------- - - function Compare_Array_S32 - (Left : System.Address; - Right : System.Address; - Left_Len : Natural; - Right_Len : Natural) return Integer - is - Clen : Natural := Natural'Min (Left_Len, Right_Len); - -- Number of elements left to compare - - L : Address := Left; - R : Address := Right; - -- Pointers to next elements to compare - - begin - -- Case of going by aligned words - - if ModA (OrA (Left, Right), 4) = 0 then - while Clen /= 0 loop - if W (L).all /= W (R).all then - if W (L).all > W (R).all then - return +1; - else - return -1; - end if; - end if; - - Clen := Clen - 1; - L := AddA (L, 4); - R := AddA (R, 4); - end loop; - - -- Case of going by unaligned words - - else - while Clen /= 0 loop - if U (L).W /= U (R).W then - if U (L).W > U (R).W then - return +1; - else - return -1; - end if; - end if; - - Clen := Clen - 1; - L := AddA (L, 4); - R := AddA (R, 4); - end loop; - end if; - - -- Here if common section equal, result decided by lengths - - if Left_Len = Right_Len then - return 0; - elsif Left_Len > Right_Len then - return +1; - else - return -1; - end if; - end Compare_Array_S32; - -end System.Compare_Array_Signed_32; |