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Remove header mask from EVL tail folded VPInterleaveRecipes

backend:RISC-V

vectorizers

Status: Open.

#150162 In llvm/llvm-project;

· lukel97 opened on Jul 23, 2025

[LV] Use SCEV::getElementCount in selectEpilogueVectorizationFactor.

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 150018

#150018 In llvm/llvm-project;

· fhahn opened on Jul 22, 2025

[RISCV] Enabled masked interleaved access

backend:RISC-V

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149981

#149981 In llvm/llvm-project;

· Mel-Chen opened on Jul 22, 2025

[LV] Also clamp MaxVF by trip count when maximizing vector bandwidth.

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149794

#149794 In llvm/llvm-project;

· fhahn opened on Jul 21, 2025

release/21.x: [LV] Vectorize maxnum/minnum w/o fast-math flags. (#148239)

llvm:analysisIncludes value tracking, cost tables and constant foldingIncludes value tracking, cost tables and constant folding

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149736

#149736 In llvm/llvm-project;

· llvmbot opened on Jul 20, 2025

· 

LLVM 21.x Release

[VPlan] Remove VPVectorPointer for part 0 after unrolling.

backend:PowerPC

backend:RISC-V

backend:SystemZ

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149735

#149735 In llvm/llvm-project;

· fhahn opened on Jul 20, 2025

[LoopInterchange] Creates invalid IR: PHINode should have one entry for each predecessor of its parent basic block!

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

vectorizers

Status: Open.

Bug

#149730 In llvm/llvm-project;

· sjoerdmeijer opened on Jul 20, 2025

[LV] Crash in llvm::DemandedBits::performAnalysis()

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

vectorizers

Status: Open.

Bug

#149727 In llvm/llvm-project;

· sjoerdmeijer opened on Jul 20, 2025

[VPlan] Run narrowInterleaveGroups during general VPlan optimizations.

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149706

#149706 In llvm/llvm-project;

· fhahn opened on Jul 20, 2025

[VPlan] Compute interleave count for VPlan.

backend:RISC-V

backend:SystemZ

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149702

#149702 In llvm/llvm-project;

· fhahn opened on Jul 20, 2025

[LV] VPlan cost model and legacy cost model disagreed

vectorizers

Status: Open.

#149651 In llvm/llvm-project;

· sjoerdmeijer opened on Jul 19, 2025

[SLP] Check for extracts, being replaced by original scalars, for user nodes

backend:RISC-V

llvm:transforms

vectorizers

Status: Open (in progress).

llvm/llvm-projectnumber 149572

#149572 In llvm/llvm-project;

· alexey-bataev opened on Jul 18, 2025