ppc_gettimeofday.s [plain text]
/*
* Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/* Copyright 1998 Apple Computer, Inc. */
#include "SYS.h"
#define __APPLE_API_PRIVATE
#include <machine/cpu_capabilities.h>
#undef __APPLE_API_PRIVATE
MI_ENTRY_POINT(___commpage_gettimeofday)
ba _COMM_PAGE_GETTIMEOFDAY
/* This syscall is special cased: the timeval is returned in r3/r4.
* Note also that the "seconds" field of the timeval is a long, so
* it's size is mode dependent.
*/
MI_ENTRY_POINT(___ppc_gettimeofday)
mr r12,r3 // save ptr to timeval
SYSCALL_NONAME(gettimeofday,0)
mr. r12,r12 // was timeval ptr null?
beq 3f
stg r3,0(r12) // "stw" in 32-bit mode, "std" in 64-bit mode
stw r4,GPR_BYTES(r12)
li r3,0
3:
blr