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-rw-r--r--sysdeps/powerpc/powerpc32/fpu/s_llround.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc32/fpu/s_llround.c b/sysdeps/powerpc/powerpc32/fpu/s_llround.c
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+++ b/sysdeps/powerpc/powerpc32/fpu/s_llround.c
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+/* Round double value to long long int.
+ Copyright (C) 1997-2015 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 <math.h>
+#include <math_ldbl_opt.h>
+
+/* Round to the nearest integer, with values exactly on a 0.5 boundary
+ rounded away from zero, regardless of the current rounding mode.
+ If (long long)x, when x is out of range of a long long, clips at
+ LLONG_MAX or LLONG_MIN, then this implementation also clips. */
+
+long long int
+__llround (double x)
+{
+ long long xr = (long long) x;
+ double xrf = (double) xr;
+
+ if (x >= 0.0)
+ {
+ if (x - xrf >= 0.5)
+ xr += (long long) ((unsigned long long) xr + 1) > 0;
+ }
+ else
+ {
+ if (xrf - x >= 0.5)
+ xr -= (long long) ((unsigned long long) xr - 1) < 0;
+ }
+ return xr;
+}
+weak_alias (__llround, llround)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__llround, __llroundl)
+weak_alias (__llround, llroundl)
+#endif
+#if LONG_DOUBLE_COMPAT (libm, GLIBC_2_1)
+compat_symbol (libm, __llround, llroundl, GLIBC_2_1);
+#endif