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Diffstat (limited to 'soft-fp/sysdeps/sparc/sparc64/s_scalblnl.c')
-rw-r--r--soft-fp/sysdeps/sparc/sparc64/s_scalblnl.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/soft-fp/sysdeps/sparc/sparc64/s_scalblnl.c b/soft-fp/sysdeps/sparc/sparc64/s_scalblnl.c
new file mode 100644
index 0000000000..5568cfdab2
--- /dev/null
+++ b/soft-fp/sysdeps/sparc/sparc64/s_scalblnl.c
@@ -0,0 +1,55 @@
+/* Software floating-point emulation.
+ scalblnl(x, exp)
+ Copyright (C) 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+/*
+ * scalblnl (long double x, long int n)
+ * scalblnl(x,n) returns x* 2**n computed by exponent
+ * manipulation rather than by actually performing an
+ * exponentiation or a multiplication.
+ */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double __scalblnl(long double arg, int exp)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ long double r;
+
+ FP_UNPACK_Q(A, arg);
+ switch (A_c)
+ {
+ case FP_CLS_ZERO:
+ return arg;
+ case FP_CLS_NAN:
+ case FP_CLS_INF:
+ FP_HANDLE_EXCEPTIONS;
+ return arg;
+ }
+ A_e += exp;
+ FP_PACK_Q(r, A);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
+
+weak_alias (__scalblnl, scalblnl)