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Diffstat (limited to 'gcc-4.4.0/gcc/ada/s-arit64.ads')
-rw-r--r-- | gcc-4.4.0/gcc/ada/s-arit64.ads | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/gcc-4.4.0/gcc/ada/s-arit64.ads b/gcc-4.4.0/gcc/ada/s-arit64.ads deleted file mode 100644 index 8ecbfede1..000000000 --- a/gcc-4.4.0/gcc/ada/s-arit64.ads +++ /dev/null @@ -1,79 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- S Y S T E M . A R I T H _ 6 4 -- --- -- --- S p e c -- --- -- --- Copyright (C) 1992-2009, 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 3, 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. -- --- -- --- As a special exception under Section 7 of GPL version 3, you are granted -- --- additional permissions described in the GCC Runtime Library Exception, -- --- version 3.1, as published by the Free Software Foundation. -- --- -- --- You should have received a copy of the GNU General Public License and -- --- a copy of the GCC Runtime Library Exception along with this program; -- --- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- --- <http://www.gnu.org/licenses/>. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - --- This unit provides software routines for doing arithmetic on 64-bit --- signed integer values in cases where either overflow checking is --- required, or intermediate results are longer than 64 bits. - -with Interfaces; - -package System.Arith_64 is - pragma Pure; - - subtype Int64 is Interfaces.Integer_64; - - function Add_With_Ovflo_Check (X, Y : Int64) return Int64; - -- Raises Constraint_Error if sum of operands overflows 64 bits, - -- otherwise returns the 64-bit signed integer sum. - - function Subtract_With_Ovflo_Check (X, Y : Int64) return Int64; - -- Raises Constraint_Error if difference of operands overflows 64 - -- bits, otherwise returns the 64-bit signed integer difference. - - function Multiply_With_Ovflo_Check (X, Y : Int64) return Int64; - -- Raises Constraint_Error if product of operands overflows 64 - -- bits, otherwise returns the 64-bit signed integer product. - - procedure Scaled_Divide - (X, Y, Z : Int64; - Q, R : out Int64; - Round : Boolean); - -- Performs the division of (X * Y) / Z, storing the quotient in Q - -- and the remainder in R. Constraint_Error is raised if Z is zero, - -- or if the quotient does not fit in 64-bits. Round indicates if - -- the result should be rounded. If Round is False, then Q, R are - -- the normal quotient and remainder from a truncating division. - -- If Round is True, then Q is the rounded quotient. The remainder - -- R is not affected by the setting of the Round flag. - - procedure Double_Divide - (X, Y, Z : Int64; - Q, R : out Int64; - Round : Boolean); - -- Performs the division X / (Y * Z), storing the quotient in Q and - -- the remainder in R. Constraint_Error is raised if Y or Z is zero, - -- or if the quotient does not fit in 64-bits. Round indicates if the - -- result should be rounded. If Round is False, then Q, R are the normal - -- quotient and remainder from a truncating division. If Round is True, - -- then Q is the rounded quotient. The remainder R is not affected by the - -- setting of the Round flag. - -end System.Arith_64; |