[llvm] [LV] Support binary and unary operations with EVL-vectorization (PR #93854)

Florian Hahn via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 5 06:12:09 PDT 2024


================
@@ -1405,11 +1407,16 @@ class VPInstruction : public VPRecipeWithIRFlags {
 class VPWidenRecipe : public VPRecipeWithIRFlags {
   unsigned Opcode;
 
+protected:
+  template <typename IterT>
+  VPWidenRecipe(unsigned VPDefOpcode, Instruction &I,
+                iterator_range<IterT> Operands)
+      : VPRecipeWithIRFlags(VPDefOpcode, Operands, I), Opcode(I.getOpcode()) {}
+
 public:
   template <typename IterT>
   VPWidenRecipe(Instruction &I, iterator_range<IterT> Operands)
-      : VPRecipeWithIRFlags(VPDef::VPWidenSC, Operands, I),
-        Opcode(I.getOpcode()) {}
+      : VPWidenRecipe(VPDef::VPWidenSC, I, Operands) {}
----------------
fhahn wrote:

Ideally VPWidenRecipe could serve as such a base class as mentioned above, unless there’s a compelling reason not to. That way we automatically benefit from all folds and analysis already implemented for VPWidenRecipe

https://github.com/llvm/llvm-project/pull/93854


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