libucontext/arch/ppc64/swapcontext.S

31 lines
956 B
ArmAsm

/*
* Copyright (c) 2019 Bobby Bingham <koorogi@koorogi.info>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* This software is provided 'as is' and without any warranty, express or
* implied. In no event shall the authors be liable for any damages arising
* from the use of this software.
*/
#include "common-defs.h"
ALIAS(swapcontext, __libucontext_swapcontext)
ALIAS(libucontext_swapcontext, __libucontext_swapcontext)
FUNC(__libucontext_swapcontext)
addis 2, 12, .TOC.-__libucontext_swapcontext@ha
addi 2, 12, .TOC.-__libucontext_swapcontext@l
.localentry __libucontext_swapcontext,.-__libucontext_swapcontext
li 0, 249 # SYS_swapcontext
li 5, 1696 # sizeof(ucontext_t)
sc
.hidden __retfromsyscall
b __retfromsyscall
END(__libucontext_swapcontext)