[flang-commits] [lld] [polly] [openmp] [llvm] [flang] [clang] [mlir] [compiler-rt] [lldb] [VPlan] Compute scalable VF in preheader for induction increment. (PR #74762)

[Florian Hahn via flang-commits]

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@@ -340,8 +340,13 @@ Value *VPInstruction::generateInstruction(VPTransformState &State,
       auto *Phi = State.get(getOperand(0), 0);
       // The loop step is equal to the vectorization factor (num of SIMD
       // elements) times the unroll factor (num of SIMD instructions).
-      Value *Step =
-          createStepForVF(Builder, Phi->getType(), State.VF, State.UF);
+      Value *Step;
+      {
+        BasicBlock *VectorPH = State.CFG.getPreheaderBBFor(this);
+        IRBuilder<>::InsertPointGuard Guard(Builder);
+        Builder.SetInsertPoint(VectorPH->getTerminator());
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fhahn wrote:

Adjusted in the latest version, thanks!

https://github.com/llvm/llvm-project/pull/74762