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sourceware.org Git - glibc.git/blob - nptl_db/td_thr_setfpregs.c
1 /* Set a thread's floating-point register set.
2 Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@redhat.com>, 1999.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #include "thread_dbP.h"
25 td_thr_setfpregs (const td_thrhandle_t
*th
, const prfpregset_t
*fpregs
)
27 psaddr_t cancelhandling
, tid
;
30 LOG ("td_thr_setfpregs");
32 /* We have to get the state and the PID for this thread. */
33 err
= DB_GET_FIELD (cancelhandling
, th
->th_ta_p
, th
->th_unique
, pthread
,
38 /* Only set the registers if the thread hasn't yet terminated. */
39 if ((((int) (uintptr_t) cancelhandling
) & TERMINATED_BITMASK
) == 0)
41 err
= DB_GET_FIELD (tid
, th
->th_ta_p
, th
->th_unique
, pthread
, tid
, 0);
45 if (ps_lsetfpregs (th
->th_ta_p
->ph
, (uintptr_t) tid
, fpregs
) != PS_OK
)
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