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authorJoseph Myers <joseph@codesourcery.com>2012-07-01 13:06:41 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-07-01 13:06:41 +0000
commite64ac02c24b43659048622714afdc92fedf561fa (patch)
tree37162878b72d302de351788bec4c9360c9d55f1d /ports/sysdeps/alpha/soft-fp/ots_cvtxq.c
parenta20c2b3c87aebc7d4b090c622d36480263b80042 (diff)
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Move all files into ports/ subdirectory in preparation for merge with glibc glibc-2.16-ports-before-merge
Diffstat (limited to 'ports/sysdeps/alpha/soft-fp/ots_cvtxq.c')
-rw-r--r--ports/sysdeps/alpha/soft-fp/ots_cvtxq.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/ports/sysdeps/alpha/soft-fp/ots_cvtxq.c b/ports/sysdeps/alpha/soft-fp/ots_cvtxq.c
new file mode 100644
index 0000000000..d7d1fd366d
--- /dev/null
+++ b/ports/sysdeps/alpha/soft-fp/ots_cvtxq.c
@@ -0,0 +1,43 @@
+/* Software floating-point emulation: float to integer conversion.
+   Copyright (C) 1997,1999,2004,2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   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 "local-soft-fp.h"
+
+long
+_OtsCvtXQ (long al, long ah, long _round)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A);
+  unsigned long r;
+  long s;
+
+  /* If bit 3 is set, then integer overflow detection is requested.  */
+  s = _round & 8 ? 1 : -1;
+  _round = _round & 3;
+
+  FP_INIT_ROUNDMODE;
+  FP_UNPACK_RAW_Q(A, a);
+  FP_TO_INT_Q(r, A, 64, s);
+
+  if (s > 0 && (_fex &= FP_EX_INVALID))
+    FP_HANDLE_EXCEPTIONS;
+
+  return r;
+}