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Diffstat (limited to 'REORG.TODO/nptl_db/td_thr_getfpregs.c')
-rw-r--r--REORG.TODO/nptl_db/td_thr_getfpregs.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/REORG.TODO/nptl_db/td_thr_getfpregs.c b/REORG.TODO/nptl_db/td_thr_getfpregs.c
new file mode 100644
index 0000000000..3c5462c43f
--- /dev/null
+++ b/REORG.TODO/nptl_db/td_thr_getfpregs.c
@@ -0,0 +1,57 @@
+/* Get a thread's floating-point register set.
+   Copyright (C) 1999-2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.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_getfpregs (const td_thrhandle_t *th, prfpregset_t *regset)
+{
+  psaddr_t cancelhandling, tid;
+  td_err_e err;
+
+  LOG ("td_thr_getfpregs");
+
+  if (th->th_unique == 0)
+    /* Special case for the main thread before initialization.  */
+    return ps_lgetfpregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph),
+			  regset) != PS_OK ? TD_ERR : TD_OK;
+
+  /* We have to get the state and the PID for this thread.  */
+  err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread,
+		      cancelhandling, 0);
+  if (err != TD_OK)
+    return err;
+
+  /* If the thread already terminated we return all zeroes.  */
+  if (((int) (uintptr_t) cancelhandling) & TERMINATED_BITMASK)
+    memset (regset, '\0', sizeof (*regset));
+  /* Otherwise get the register content through the callback.  */
+  else
+    {
+      err = DB_GET_FIELD (tid, th->th_ta_p, th->th_unique, pthread, tid, 0);
+      if (err != TD_OK)
+	return err;
+
+      if (ps_lgetfpregs (th->th_ta_p->ph, (uintptr_t) tid, regset) != PS_OK)
+	return TD_ERR;
+    }
+
+  return TD_OK;
+}