Jingyue Wu 0a6b8b7be0 [MDA] change BlockScanLimit into a command line option. ...

Summary:
In the benchmark (https://github.com/vetter/shoc) we are researching,
the duplicated load is not eliminated because MemoryDependenceAnalysis
hit the BlockScanLimit. This patch change it into a command line option
instead of a hardcoded value.

Patched by Xuetian Weng. 

Test Plan: test/Analysis/MemoryDependenceAnalysis/memdep-block-scan-limit.ll

Reviewers: jingyue, reames

Subscribers: reames, llvm-commits

Differential Revision: http://reviews.llvm.org/D11366

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242842 91177308-0d34-0410-b5e6-96231b3b80d8

2015-07-21 21:50:39 +00:00

..

memdep_requires_dominator_tree.ll

…

memdep-block-scan-limit.ll

[MDA] change BlockScanLimit into a command line option.

2015-07-21 21:50:39 +00:00