glibc/sysdeps/sparc/alloca.S
1995-02-18 01:27:10 +00:00

33 lines
1.3 KiB
ArmAsm

/* Copyright (C) 1994 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include "DEFS.h"
/* Code produced by Sun's C compiler calls this function with two extra
arguments which it makes relocatable symbols but seem always to be
the constant 96; I have no idea what they are for. */
#ifndef NO_UNDERSCORES
#define __builtin_alloca ___builtin_alloca
#endif
FUNC (__builtin_alloca)
sub %sp, %o0, %sp /* Push some stack space. */
retl /* Return; the returned buffer leaves 96 */
add %sp, 96, %o0 /* bytes of register save area at the top. */