Aren/NetBSD
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Simplify slightly.

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This commit is contained in:
thorpej 2001-07-17 23:13:04 +00:00
parent badb94abdb
commit da2e0bfb7c
1 changed files with 7 additions and 5 deletions
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12
lib/libc/arch/i386/sys/__clone.S
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@ -1,4 +1,4 @@
/* $NetBSD: __clone.S,v 1.1 2001/07/17 06:03:43 fvdl Exp $ */
/* $NetBSD: __clone.S,v 1.2 2001/07/17 23:13:04 thorpej Exp $ */
/*
* Copyright (c) 2001 Wasabi Systems, Inc.
@ -44,6 +44,9 @@ WEAK_ALIAS(clone, __clone)
#endif
.text
/*
* int clone(int (*fn)(void *), void *stack, int flags, void *arg);
*/
ENTRY(__clone)
pushl %ebp
@ -62,8 +65,7 @@ ENTRY(__clone)
*/
movl 20(%esp),%ecx
movl %ecx,-4(%eax) /* argument */
leal -8(%eax),%eax /* sp points to return address */
movl $1f,(%eax) /* return address */
leal -4(%eax),%eax /* sp points to arg */
pushl %eax /* stack */
pushl 20(%esp) /* flags */
@ -73,8 +75,8 @@ ENTRY(__clone)
jc 4f
cmpl $0,%eax
jne 2f /* we're the parent */
jmp *%ebp /* this is the clone, jump to the function */
1:
call *%ebp /* this is the clone, call the function */
pushl %eax /* clone does _exit(func(arg)); */
#ifdef PIC
PIC_PROLOGUE