linux/tile/get_scno.c


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/*
 * Copyright (c) 2015-2018 The strace developers.
 * All rights reserved.
 *
 * SPDX-License-Identifier: LGPL-2.1-or-later
 */

/* Return codes: 1 - ok, 0 - ignore, other - error. */
static int
arch_get_scno(struct tcb *tcp)
{
	unsigned int currpers;

#ifdef __tilepro__
	currpers = 1;
#else
# ifndef PT_FLAGS_COMPAT
#  define PT_FLAGS_COMPAT 0x10000  /* from Linux 3.8 on */
# endif
	if (tile_regs.flags & PT_FLAGS_COMPAT)
		currpers = 1;
	else
		currpers = 0;
#endif
	update_personality(tcp, currpers);
	tcp->scno = tile_regs.regs[10];

	return 1;
}