[docs] Stub out structure for Sphinx-based docs.
 - Work in progress, this is just the basic structure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155132 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/llvm-theme/layout.html b/docs/llvm-theme/layout.html
new file mode 100644
index 0000000..746c2f5
--- /dev/null
+++ b/docs/llvm-theme/layout.html
@@ -0,0 +1,23 @@
+{#
+    sphinxdoc/layout.html
+    ~~~~~~~~~~~~~~~~~~~~~
+
+    Sphinx layout template for the sphinxdoc theme.
+
+    :copyright: Copyright 2007-2010 by the Sphinx team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+#}
+{% extends "basic/layout.html" %}
+
+{% block relbar1 %}
+<div class="logo">
+  <a href="{{ pathto('index') }}">
+    <img src="{{pathto("_static/logo.png", 1) }}"
+         alt="LLVM Logo" width="250" height="88"/></a>
+</div>
+{{ super() }}
+{% endblock %}
+
+{# put the sidebar before the body #}
+{% block sidebar1 %}{{ sidebar() }}{% endblock %}
+{% block sidebar2 %}{% endblock %}