Update old llc documentation.
Patch by Hafiz Abid!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187056 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/CommandGuide/llc.rst b/docs/CommandGuide/llc.rst
index e6a5976..f7ca322 100644
--- a/docs/CommandGuide/llc.rst
+++ b/docs/CommandGuide/llc.rst
@@ -141,24 +141,24 @@
.. option:: --regalloc=<allocator>
- Specify the register allocator to use. The default ``allocator`` is *local*.
+ Specify the register allocator to use.
Valid register allocators are:
- *simple*
+ *basic*
- Very simple "always spill" register allocator
+ Basic register allocator.
- *local*
+ *fast*
- Local register allocator
+ Fast register allcator. It is default for unoptimized code.
- *linearscan*
+ *greedy*
- Linear scan global register allocator
+ Greedy register allcator. It is default for optimized code.
- *iterativescan*
+ *pbqp*
- Iterative scan global register allocator
+ Register allocator based on 'Partitioned Boolean Quadratic Programming'.
.. option:: --spiller=<spiller>