From: Michael Kruse <llvm@meinersbur.de>
Date: Thu, 23 Jul 2015 20:00:20 +0000 (+0000)
Subject: Always execute polly::CodePreparation before Polly
X-Git-Tag: studio-1.4~1765
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=75b6b0c5bd72d3f2c3740fb24e8e366c6f9281d6;p=platform%2Fupstream%2Fllvm.git

Always execute polly::CodePreparation before Polly

ScopDetection does not allow scops to begin with the entry block, were
allocas are added at code generation.

llvm-svn: 243036
---

diff --git a/polly/lib/Support/RegisterPasses.cpp b/polly/lib/Support/RegisterPasses.cpp
index f0c611b..07e4d04 100644
--- a/polly/lib/Support/RegisterPasses.cpp
+++ b/polly/lib/Support/RegisterPasses.cpp
@@ -264,6 +264,7 @@ registerPollyLoopOptimizerEndPasses(const llvm::PassManagerBuilder &Builder,
   if (PassPosition != POSITION_AFTER_LOOPOPT)
     return;
 
+  PM.add(polly::createCodePreparationPass());
   polly::registerPollyPasses(PM);
   // TODO: Add some cleanup passes
 }
@@ -277,6 +278,7 @@ registerPollyScalarOptimizerLatePasses(const llvm::PassManagerBuilder &Builder,
   if (PassPosition != POSITION_BEFORE_VECTORIZER)
     return;
 
+  PM.add(polly::createCodePreparationPass());
   polly::registerPollyPasses(PM);
   // TODO: Add some cleanup passes
 }