freebsd-dev/lib/libc/powerpc/gen/_ctx_start.S
Baptiste Daroussin ad9bbe9854 Ensure that every ENTRY(foo) has a matching END(foo).
It allows to build with newer binutils

Differential Revision:	https://reviews.freebsd.org/D877
Reviewed by:	jhibbits
2014-10-01 15:00:21 +00:00

47 lines
1.8 KiB
ArmAsm

/*
* Copyright (c) 2004 Suleiman Souhlal
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
#include <machine/asm.h>
__FBSDID("$FreeBSD$");
.globl CNAME(_ctx_done)
.globl CNAME(abort)
ENTRY(_ctx_start)
mtlr %r14
blrl /* branch to start function */
mr %r3,%r15 /* pass pointer to ucontext as argument */
bl PIC_PLT(CNAME(_ctx_done)) /* branch to ctxt completion func */
/*
* we should never return from the
* above branch.
*/
bl PIC_PLT(CNAME(abort)) /* abort */
END(_cts_start)
.section .note.GNU-stack,"",%progbits