1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ident  "%Z%%M% %I%     %E% SMI"
  28 
  29 #include <sys/asm_linkage.h>
  30 
  31 #if defined(lint)
  32 
  33 /*ARGSUSED*/
  34 void
  35 lx_runexe(void *argv, int32_t entry)
  36 {
  37 }
  38 
  39 #else   /* lint */
  40 
  41         /*
  42          * Set our stack pointer, clear the general registers,
  43          * and jump to the brand linker's entry point.
  44          */
  45         ENTRY_NP(lx_runexe)
  46         movl    4(%esp), %eax           / %eax = &argv[0]
  47         movl    8(%esp), %ebx           / Brand linker's entry point in %ebx
  48         subl    $4, %eax                / Top of stack - must point at argc
  49         movl    %eax, %esp              / Set %esp to what linkers expect
  50 
  51         movl    $0, %eax
  52         movl    $0, %ecx
  53         movl    $0, %edx
  54         movl    $0, %esi
  55         movl    $0, %edi                
  56         movl    $0, %ebp
  57 
  58         jmp     *%ebx                   / And away we go...
  59         SET_SIZE(lx_runexe)
  60 
  61 #endif  /* lint */