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Diffstat (limited to 'gcc-4.2.1/gcc/ada/s-memcop.ads')
-rw-r--r-- | gcc-4.2.1/gcc/ada/s-memcop.ads | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/gcc-4.2.1/gcc/ada/s-memcop.ads b/gcc-4.2.1/gcc/ada/s-memcop.ads deleted file mode 100644 index 477cc38f7..000000000 --- a/gcc-4.2.1/gcc/ada/s-memcop.ads +++ /dev/null @@ -1,74 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME COMPONENTS -- --- -- --- S Y S T E M . M E M O R Y _ C O P Y -- --- -- --- S p e c -- --- -- --- Copyright (C) 2001-2005 Free Software Foundation, Inc. -- --- -- --- This specification is derived from the Ada Reference Manual for use with -- --- GNAT. The copyright notice above, and the license provisions that follow -- --- apply solely to the contents of the part following the private keyword. -- --- -- --- 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. -- --- -- ------------------------------------------------------------------------------- - --- This package provides general block copy mechanisms analogous to those --- provided by the C routines memcpy and memmove allowing for copies with --- and without possible overlap of the operands. - --- The idea is to allow a configurable run-time to provide this capability --- for use by the compiler without dragging in C-run time routines. - -with System.CRTL; --- The above with is contrary to the intent ??? - -package System.Memory_Copy is - pragma Preelaborate; - - procedure memcpy (S1 : Address; S2 : Address; N : System.CRTL.size_t) - renames System.CRTL.memcpy; - -- Copies N storage units from area starting at S2 to area starting - -- at S1 without any check for buffer overflow. The memory areas - -- must not overlap, or the result of this call is undefined. - - procedure memmove (S1 : Address; S2 : Address; N : System.CRTL.size_t) - renames System.CRTL.memmove; - -- Copies N storage units from area starting at S2 to area starting - -- at S1 without any check for buffer overflow. The difference between - -- this memmove and memcpy is that with memmove, the storage areas may - -- overlap (forwards or backwards) and the result is correct (i.e. it - -- is as if S2 is first moved to a temporary area, and then this area - -- is copied to S1 in a separate step). - - -- In the standard library, these are just interfaced to the C routines. - -- But in the HI-E (high integrity version) they may be reprogrammed to - -- meet certification requirements (and marked High_Integrity). - - -- Note that in high integrity mode these routines are by default not - -- available, and the HI-E compiler will as a result generate implicit - -- loops (which will violate the restriction No_Implicit_Loops). - -end System.Memory_Copy; |