/* * Copyright (c) 2018, 2020 Ariadne Conill * * 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 "defs.h" ALIAS(getcontext, libucontext_getcontext) FUNC(libucontext_getcontext) lgr %r1, %r2 /* use %r1 as our working register */ la %r2, 0 /* we will return 0 */ stam %a0, %a15, AREG_OFFSET(0)(%r1) /* store access registers */ stmg %r0, %r15, REG_OFFSET(0)(%r1) /* store general-purpose registers */ br %r14 /* return to where we came from */ END(libucontext_getcontext)