Adding upstream version 1.2.2.upstream/1.2.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/src/3rdparty/libdepixelize/priv/branchless.h b/src/3rdparty/libdepixelize/priv/branchless.h
new file mode 100644
index 0000000..487a968
--- /dev/null
+++ b/src/3rdparty/libdepixelize/priv/branchless.h
@@ -0,0 +1,58 @@
+/*  This file is part of the libdepixelize project
+    Copyright (C) 2013 Vinícius dos Santos Oliveira <vini.ipsmaker@gmail.com>
+
+    GNU Lesser General Public License Usage
+    This 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.
+    You should have received a copy of the GNU Lesser General Public License
+    along with this library.  If not, see <http://www.gnu.org/licenses/>.
+
+    GNU General Public License Usage
+    Alternatively, this library may be used under the terms of the GNU General
+    Public License as published by the Free Software Foundation, either version
+    2 of the License, or (at your option) any later version.
+    You should have received a copy of the GNU General Public License along with
+    this library.  If not, see <http://www.gnu.org/licenses/>.
+
+    This 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.
+*/
+
+#ifndef LIBDEPIXELIZE_TRACER_BRANCHLESS_H
+#define LIBDEPIXELIZE_TRACER_BRANCHLESS_H
+
+namespace Tracer {
+
+/**
+ * Branch misprediction proof operations
+ */
+namespace branchless {
+
+/*
+ * All modern processors optimize the branch to a conditional move
+ */
+template<class T>
+T first_if(T first, T second, bool cond)
+{
+    return cond ? first : second;
+}
+
+} // namespace branchless
+} // namespace Tracer {
+
+#endif // LIBDEPIXELIZE_TRACER_BRANCHLESS_H
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :