[llvm] [LV][EVL] Support call instruction with EVL-vectorization (PR #110412)

[via llvm-commits]

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@@ -1023,6 +1038,18 @@ InstructionCost VPWidenIntrinsicRecipe::computeCost(ElementCount VF,
   // clear Arguments.
   // TODO: Rework TTI interface to be independent of concrete IR values.
   SmallVector<const Value *> Arguments;
+
+  Intrinsic::ID FID = VectorIntrinsicID;
+  unsigned NumOperands = getNumOperands();
+  if (VPIntrinsic::isVPIntrinsic(VectorIntrinsicID)) {
+    std::optional<Intrinsic::ID> ID =
+        VPIntrinsic::getFunctionalIntrinsicIDForVP(VectorIntrinsicID);
+    if (ID) {
+      FID = ID.value();
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LiqinWeng wrote:

for 1) Implemented in #108533
for 2) The root cause is that there is no way to get the EVL Value && mask Value at this stage, and VP Intrinsic cannot configure the correct ArgmentsSize in CostAttr
![image](https://github.com/user-attachments/assets/afe0ab91-f662-41e7-ac2f-57a28ecb8158)


https://github.com/llvm/llvm-project/pull/110412