Evgeniy Stepanov 1794814198 Optimize tree walking in markAliveBlocks.
Check whether a BB is known as reachable before adding it to the worklist.
This way BB's with multiple predecessors are added to the list no more than
once.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170335 91177308-0d34-0410-b5e6-96231b3b80d8
2012-12-17 14:28:00 +00:00
2012-12-11 00:23:07 +00:00
2012-10-09 23:48:34 +00:00
2012-12-13 15:25:07 +00:00
2012-11-29 21:17:26 +00:00
2012-11-14 22:13:56 +00:00
2012-11-29 16:19:11 +00:00

Low Level Virtual Machine (LLVM)
================================

This directory and its subdirectories contain source code for the Low Level
Virtual Machine, a toolkit for the construction of highly optimized compilers,
optimizers, and runtime environments.

LLVM is open source software. You may freely distribute it under the terms of
the license agreement found in LICENSE.txt.

Please see the HTML documentation provided in docs/index.html for further
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Description
LLVM backend for 6502
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