libucontext/arch/ppc/startcontext.S

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/*
* Copyright (c) 2018 Ariadne Conill <ariadne@dereferenced.org>
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*
* 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.
*/
.globl __start_context;
__start_context:
/* get the proper context into position and test for NULL */
mr. 3,31
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/* if we have no linked context, lets get out of here */
beq no_linked_context
/* jump to setcontext */
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bl __setcontext@local
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no_linked_context:
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b exit@GOT