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Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_getpayloadl.c')
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_getpayloadl.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_getpayloadl.c b/sysdeps/ieee754/ldbl-128ibm/s_getpayloadl.c
new file mode 100644
index 0000000..c23ba0c
--- /dev/null
+++ b/sysdeps/ieee754/ldbl-128ibm/s_getpayloadl.c
@@ -0,0 +1,34 @@
+/* Get NaN payload. ldbl-128ibm version.
+ Copyright (C) 2016 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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 <fix-int-fp-convert-zero.h>
+#include <math.h>
+#include <math_private.h>
+#include <stdint.h>
+
+long double
+getpayloadl (const long double *x)
+{
+ double xhi = ldbl_high (*x);
+ uint64_t ix;
+ EXTRACT_WORDS64 (ix, xhi);
+ ix &= 0x7ffffffffffffULL;
+ if (FIX_INT_FP_CONVERT_ZERO && ix == 0)
+ return 0.0L;
+ return (long double) ix;
+}