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/* Set a thread's floating-point register set. Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include "thread_dbP.h" td_err_e td_thr_setfpregs (const td_thrhandle_t *th, const prfpregset_t *fpregs) { struct _pthread_descr_struct pds = { .p_terminated = 0, .p_pid = 0 }; LOG ("td_thr_setfpregs"); /* We have to get the state and the PID for this thread. */ if (th->th_unique != NULL && ps_pdread (th->th_ta_p->ph, th->th_unique, &pds, sizeof (struct _pthread_descr_struct)) != PS_OK) return TD_ERR; /* Only set the registers if the thread hasn't yet terminated. */ if (pds.p_terminated == 0) { pid_t pid = pds.p_pid ?: ps_getpid (th->th_ta_p->ph); if (ps_lsetfpregs (th->th_ta_p->ph, pid, fpregs) != PS_OK) return TD_ERR; } return TD_OK; } |