1/* Copyright (C) 1994-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <sysdep.h>
19
20/* Code produced by Sun's C compiler calls this function with two extra
21 arguments which it makes relocatable symbols but seem always to be
22 the constant 96; I have no idea what they are for. */
23
24ENTRY (__builtin_alloca)
25 sub %sp, %o0, %sp /* Push some stack space. */
26 retl /* Return; the returned buffer leaves 96 */
27 add %sp, 96, %o0 /* bytes of register save area at the top. */
28END (__builtin_alloca)
29

source code of glibc/sysdeps/sparc/sparc32/alloca.S