diff options
Diffstat (limited to 'gcc-4.9/libgcc/config/nds32/lib2csrc-mculib/_clzdi2.c')
-rw-r--r-- | gcc-4.9/libgcc/config/nds32/lib2csrc-mculib/_clzdi2.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/gcc-4.9/libgcc/config/nds32/lib2csrc-mculib/_clzdi2.c b/gcc-4.9/libgcc/config/nds32/lib2csrc-mculib/_clzdi2.c new file mode 100644 index 000000000..aa60fb5d8 --- /dev/null +++ b/gcc-4.9/libgcc/config/nds32/lib2csrc-mculib/_clzdi2.c @@ -0,0 +1,38 @@ +/* mculib libgcc routines of Andes NDS32 cpu for GNU compiler + Copyright (C) 2012-2014 Free Software Foundation, Inc. + Contributed by Andes Technology Corporation. + + This file is part of GCC. + + GCC is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 3, or (at your + option) any later version. + + GCC 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 General Public + License for more details. + + Under Section 7 of GPL version 3, you are granted additional + permissions described in the GCC Runtime Library Exception, version + 3.1, as published by the Free Software Foundation. + + You should have received a copy of the GNU General Public License and + a copy of the GCC Runtime Library Exception along with this program; + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + <http://www.gnu.org/licenses/>. */ + +extern int __clzsi2 (int val); +int +__clzdi2 (long long val) +{ + if (val >> 32) + { + return __clzsi2 (val >> 32); + } + else + { + return __clzsi2 (val) + 32; + } +} |