diff options
Diffstat (limited to 'lib/libc/i386/gen/alloca.s')
| -rw-r--r-- | lib/libc/i386/gen/alloca.s | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/lib/libc/i386/gen/alloca.s b/lib/libc/i386/gen/alloca.s deleted file mode 100644 index a2d6a41..0000000 --- a/lib/libc/i386/gen/alloca.s +++ /dev/null @@ -1,57 +0,0 @@ -/*- - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * William Jolitz. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if defined(LIBC_SCCS) && !defined(lint) - .asciz "@(#)alloca.s 8.1 (Berkeley) 6/4/93" -#endif /* LIBC_SCCS and not lint */ - -/* like alloc, but automatic automatic free in return */ - -#include "DEFS.h" - -ENTRY(alloca) - popl %edx /* pop return addr */ - popl %eax /* pop amount to allocate */ - movl %esp,%ecx - addl $3,%eax /* round up to next word */ - andl $0xfffffffc,%eax - subl %eax,%esp - movl %esp,%eax /* base of newly allocated space */ - pushl 8(%ecx) /* copy possible saved registers */ - pushl 4(%ecx) - pushl 0(%ecx) - pushl %eax /* dummy to pop at callsite */ - jmp %edx /* "return" */ |
