diff --git a/llvm/lib/Transforms/Vectorize/VPlan.h b/llvm/lib/Transforms/Vectorize/VPlan.h index a1ad2dbcba8be..2591df8943752 100644 --- a/llvm/lib/Transforms/Vectorize/VPlan.h +++ b/llvm/lib/Transforms/Vectorize/VPlan.h @@ -4172,11 +4172,6 @@ class VPlan { /// definitions are VPValues that hold a pointer to their underlying IR. SmallVector VPLiveIns; - /// Mapping from SCEVs to the VPValues representing their expansions. - /// NOTE: This mapping is temporary and will be removed once all users have - /// been modeled in VPlan directly. - DenseMap SCEVToExpansion; - /// Blocks allocated and owned by the VPlan. They will be deleted once the /// VPlan is destroyed. SmallVector CreatedBlocks; @@ -4424,15 +4419,6 @@ class VPlan { LLVM_DUMP_METHOD void dump() const; #endif - VPValue *getSCEVExpansion(const SCEV *S) const { - return SCEVToExpansion.lookup(S); - } - - void addSCEVExpansion(const SCEV *S, VPValue *V) { - assert(!SCEVToExpansion.contains(S) && "SCEV already expanded"); - SCEVToExpansion[S] = V; - } - /// Clone the current VPlan, update all VPValues of the new VPlan and cloned /// recipes to refer to the clones, and return it. VPlan *duplicate(); diff --git a/llvm/lib/Transforms/Vectorize/VPlanUtils.cpp b/llvm/lib/Transforms/Vectorize/VPlanUtils.cpp index 06c3d75e5708c..fe66f133d7c03 100644 --- a/llvm/lib/Transforms/Vectorize/VPlanUtils.cpp +++ b/llvm/lib/Transforms/Vectorize/VPlanUtils.cpp @@ -32,8 +32,6 @@ bool vputils::onlyScalarValuesUsed(const VPValue *Def) { } VPValue *vputils::getOrCreateVPValueForSCEVExpr(VPlan &Plan, const SCEV *Expr) { - if (auto *Expanded = Plan.getSCEVExpansion(Expr)) - return Expanded; VPValue *Expanded = nullptr; if (auto *E = dyn_cast(Expr)) Expanded = Plan.getOrAddLiveIn(E->getValue()); @@ -50,7 +48,6 @@ VPValue *vputils::getOrCreateVPValueForSCEVExpr(VPlan &Plan, const SCEV *Expr) { Plan.getEntry()->appendRecipe(Expanded->getDefiningRecipe()); } } - Plan.addSCEVExpansion(Expr, Expanded); return Expanded; }