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| author | Johannes Doerfert <doerfert@cs.uni-saarland.de> | 2014-10-02 15:31:24 +0000 |
|---|---|---|
| committer | Johannes Doerfert <doerfert@cs.uni-saarland.de> | 2014-10-02 15:31:24 +0000 |
| commit | ecdf263c070297ca24eeaf892cda8fa843a05889 (patch) | |
| tree | 49b943a04b1f37a17e46cad299f8d09bc7ff308a /polly/lib/CodeGen/IslCodeGeneration.cpp | |
| parent | b41d46118ad13f2c398cf209aa1d17811f9885a6 (diff) | |
| download | bcm5719-llvm-ecdf263c070297ca24eeaf892cda8fa843a05889.tar.gz bcm5719-llvm-ecdf263c070297ca24eeaf892cda8fa843a05889.zip | |
Allow to annotate alias scopes in the new SCoP.
The command line flag -polly-annotate-alias-scopes controls whether or not
Polly annotates alias scopes in the new SCoP (default ON). This can improve
later optimizations as the new SCoP is basically an alias free environment for
them.
llvm-svn: 218877
Diffstat (limited to 'polly/lib/CodeGen/IslCodeGeneration.cpp')
| -rw-r--r-- | polly/lib/CodeGen/IslCodeGeneration.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/polly/lib/CodeGen/IslCodeGeneration.cpp b/polly/lib/CodeGen/IslCodeGeneration.cpp index f5599ee3a25..68ed9434462 100644 --- a/polly/lib/CodeGen/IslCodeGeneration.cpp +++ b/polly/lib/CodeGen/IslCodeGeneration.cpp @@ -605,6 +605,10 @@ public: assert(!S.getRegion().isTopLevelRegion() && "Top level regions are not supported"); + // Build the alias scopes for annotations first. + if (PollyAnnotateAliasScopes) + Annotator.buildAliasScopes(S); + BasicBlock *EnteringBB = simplifyRegion(&S, this); PollyIRBuilder Builder = createPollyIRBuilder(EnteringBB, Annotator); |
