From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- gcc/config/frv/cmovh.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 gcc/config/frv/cmovh.c (limited to 'gcc/config/frv/cmovh.c') diff --git a/gcc/config/frv/cmovh.c b/gcc/config/frv/cmovh.c new file mode 100644 index 000000000..6b0901d95 --- /dev/null +++ b/gcc/config/frv/cmovh.c @@ -0,0 +1,47 @@ +/* Move half-word library function. + Copyright (C) 2000, 2003, 2009 Free Software Foundation, Inc. + Contributed by Red Hat, Inc. + + 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 + . */ + +void +__cmovh (short *dest, const short *src, unsigned len) +{ + unsigned i; + unsigned num = len >> 1; + char *dest_byte = (char *)dest; + const char *src_byte = (const char *)src; + + if (dest_byte < src_byte || dest_byte > src_byte+len) + { + for (i = 0; i < num; i++) + dest[i] = src[i]; + + if ((len & 1) != 0) + dest_byte[len-1] = src_byte[len-1]; + } + else + { + while (len-- > 0) + dest_byte[len] = src_byte[len]; + } +} -- cgit v1.2.3