[llvm] 4f56d47 - [VPlan] Make ExpandedSCEVs argument const (NFC).

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2023-10-22T12:31:55+01:00
New Revision: 4f56d47d050e3d71964777151e439fe923e64025

URL: https://github.com/llvm/llvm-project/commit/4f56d47d050e3d71964777151e439fe923e64025
DIFF: https://github.com/llvm/llvm-project/commit/4f56d47d050e3d71964777151e439fe923e64025.diff

LOG: [VPlan] Make ExpandedSCEVs argument const (NFC).

The argument is only used in const contexts. Simplifies a follow-up
diff.

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h
    llvm/lib/Transforms/Vectorize/LoopVectorize.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h b/llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h
index 0435c59a80e6a98..577ce8000de27b9 100644
--- a/llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h
+++ b/llvm/lib/Transforms/Vectorize/LoopVectorizationPlanner.h
@@ -354,7 +354,7 @@ class LoopVectorizationPlanner {
   executePlan(ElementCount VF, unsigned UF, VPlan &BestPlan,
               InnerLoopVectorizer &LB, DominatorTree *DT,
               bool IsEpilogueVectorization,
-              DenseMap<const SCEV *, Value *> *ExpandedSCEVs = nullptr);
+              const DenseMap<const SCEV *, Value *> *ExpandedSCEVs = nullptr);
 
 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
   void printPlans(raw_ostream &O);

diff  --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
index a5d523894bef155..0807d2a7e5a2671 100644
--- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
+++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -7644,7 +7644,7 @@ static void AddRuntimeUnrollDisableMetaData(Loop *L) {
 SCEV2ValueTy LoopVectorizationPlanner::executePlan(
     ElementCount BestVF, unsigned BestUF, VPlan &BestVPlan,
     InnerLoopVectorizer &ILV, DominatorTree *DT, bool IsEpilogueVectorization,
-    DenseMap<const SCEV *, Value *> *ExpandedSCEVs) {
+    const DenseMap<const SCEV *, Value *> *ExpandedSCEVs) {
   assert(BestVPlan.hasVF(BestVF) &&
          "Trying to execute plan with unsupported VF");
   assert(BestVPlan.hasUF(BestUF) &&