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ptrace.S revision 1.5.6.1 
      1  1.5.6.1      yamt /*	$NetBSD: ptrace.S,v 1.5.6.1 2008/05/18 12:30:11 yamt Exp $	*/
      2      1.1  fredette 
      3      1.1  fredette /*-
      4      1.1  fredette  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5      1.1  fredette  * All rights reserved.
      6      1.1  fredette  *
      7      1.1  fredette  * This code is derived from software contributed to The NetBSD Foundation
      8      1.1  fredette  * by Matt Fredette.
      9      1.1  fredette  *
     10      1.1  fredette  * Redistribution and use in source and binary forms, with or without
     11      1.1  fredette  * modification, are permitted provided that the following conditions
     12      1.1  fredette  * are met:
     13      1.1  fredette  * 1. Redistributions of source code must retain the above copyright
     14      1.1  fredette  *    notice, this list of conditions and the following disclaimer.
     15      1.1  fredette  * 2. Redistributions in binary form must reproduce the above copyright
     16      1.1  fredette  *    notice, this list of conditions and the following disclaimer in the
     17      1.1  fredette  *    documentation and/or other materials provided with the distribution.
     18      1.1  fredette  *
     19      1.1  fredette  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20      1.1  fredette  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21      1.1  fredette  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22      1.1  fredette  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23      1.1  fredette  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24      1.1  fredette  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25      1.1  fredette  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26      1.1  fredette  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27      1.1  fredette  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28      1.1  fredette  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29      1.1  fredette  * POSSIBILITY OF SUCH DAMAGE.
     30      1.1  fredette  */
     31      1.1  fredette 
     32      1.1  fredette #include <sys/errno.h>
     33      1.1  fredette #include "SYS.h"
     34      1.1  fredette 
     35      1.4     skrll 	.import __cerror, code
     36      1.1  fredette 
     37      1.5     skrll /*
     38      1.5     skrll  * int ptrace(int request, pid_t pid, void * addr, int data);
     39      1.5     skrll  */
     40      1.5     skrll 
     41      1.5     skrll ENTRY(ptrace, HPPA_FRAME_SIZE)
     42      1.5     skrll 	stw	%rp, HPPA_FRAME_CRP(%sp)
     43      1.5     skrll 	stw	%arg0, HPPA_FRAME_ARG(0)(%sp)
     44      1.5     skrll 	stw	%arg1, HPPA_FRAME_ARG(1)(%sp)
     45      1.5     skrll 	stw	%arg2, HPPA_FRAME_ARG(2)(%sp)
     46      1.5     skrll 	stw	%arg3, HPPA_FRAME_ARG(3)(%sp)
     47      1.5     skrll 	ldo	HPPA_FRAME_SIZE(%sp),%sp
     48      1.5     skrll 	bl	__cerror, %rp
     49      1.5     skrll 	 copy	%r0, %t1
     50      1.5     skrll 	ldo	-HPPA_FRAME_SIZE(%sp), %sp
     51      1.5     skrll 	ldw	HPPA_FRAME_ARG(0)(%sp), %arg0
     52      1.5     skrll 	ldw	HPPA_FRAME_ARG(1)(%sp), %arg1
     53      1.5     skrll 	ldw	HPPA_FRAME_ARG(2)(%sp), %arg2
     54      1.5     skrll 	ldw	HPPA_FRAME_ARG(3)(%sp), %arg3
     55      1.5     skrll 	ldw	HPPA_FRAME_CRP(%sp), %rp
     56      1.5     skrll 
     57      1.5     skrll 	SYSCALL(ptrace)
     58      1.5     skrll 	bv,n	%r0(%rp)
     59      1.1  fredette EXIT(ptrace)
     60