Add an option -vectorize-slp-aggressive for running the BB vectorizer. Make -fslp-vectorize run the slp-vectorizer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179508 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp
index d611bed..60957d2 100644
--- a/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -33,7 +33,12 @@
cl::desc("Run the Loop vectorization passes"));
static cl::opt<bool>
-RunSLPVectorization("vectorize-slp", cl::desc("Run the SLP vectorization passes"));
+RunSLPVectorization("vectorize-slp",
+ cl::desc("Run the SLP vectorization passes"));
+
+static cl::opt<bool>
+RunBBVectorization("vectorize-slp-aggressive",
+ cl::desc("Run the BB vectorization passes"));
static cl::opt<bool>
UseGVNAfterVectorization("use-gvn-after-vectorization",
@@ -52,6 +57,7 @@
DisableSimplifyLibCalls = false;
DisableUnitAtATime = false;
DisableUnrollLoops = false;
+ BBVectorize = RunBBVectorization;
SLPVectorize = RunSLPVectorization;
LoopVectorize = RunLoopVectorization;
}
@@ -208,6 +214,11 @@
addExtensionsToPM(EP_ScalarOptimizerLate, MPM);
if (SLPVectorize) {
+ MPM.add(createSLPVectorizerPass());
+ MPM.add(createEarlyCSEPass());
+ }
+
+ if (BBVectorize) {
MPM.add(createBBVectorizePass());
MPM.add(createInstructionCombiningPass());
if (OptLevel > 1 && UseGVNAfterVectorization)