[llvm] WIP:[LV][EVL] Support fixed-order recurrence idiom with EVL tail folding. (PR #124093)

[Elvis Wang via llvm-commits]

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@@ -1235,6 +1235,8 @@ RISCVTTIImpl::getIntrinsicInstrCost(const IntrinsicCostAttributes &ICA,
                                                   : RISCV::VMV_V_X,
                                               LT.second, CostKind);
   }
+  case Intrinsic::experimental_vp_splice:
+    return 1;
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ElvisWang123 wrote:

Sure.

https://github.com/llvm/llvm-project/pull/124093