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Diffstat (limited to 'gcc-4.7/gcc/ada/s-flocon.ads')
| -rw-r--r-- | gcc-4.7/gcc/ada/s-flocon.ads | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/gcc-4.7/gcc/ada/s-flocon.ads b/gcc-4.7/gcc/ada/s-flocon.ads deleted file mode 100644 index fca271c46..000000000 --- a/gcc-4.7/gcc/ada/s-flocon.ads +++ /dev/null @@ -1,59 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME COMPONENTS -- --- -- --- S Y S T E M . F L O A T _ C O N T R O L -- --- -- --- S p e c -- --- -- --- Copyright (C) 2000-2011, AdaCore -- --- -- --- 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. -- --- -- ------------------------------------------------------------------------------- - --- Control functions for floating-point unit - -package System.Float_Control is - pragma Pure; - -- This is not fully correct, but this unit is with-ed by pure units - -- (eg s-imgrea). - - procedure Reset; - pragma Inline (Reset); - -- Reset the floating-point processor to the default state needed to get - -- correct Ada semantics for the target. Some third party tools change - -- the settings for the floating-point processor. Reset can be called - -- to reset the floating-point processor into the mode required by GNAT - -- for correct operation. Use this call after a call to foreign code if - -- you suspect incorrect floating-point operation after the call. - -- - -- For example under Windows NT some system DLL calls change the default - -- FPU arithmetic to 64 bit precision mode. However, since in Ada 95 it - -- is required to provide full access to the floating-point types of the - -- architecture, GNAT requires full 80-bit precision mode, and Reset makes - -- sure this mode is established. - -- - -- Similarly on the PPC processor, it is important that overflow and - -- underflow exceptions be disabled. - -- - -- The call to Reset simply has no effect if the target environment - -- does not give rise to such concerns. -end System.Float_Control; |