[llvm] [IVDescriptor][LV] Return Instruction::Or for IAnyOf/FAnyOf in getOpcode(), nfc (PR #140242)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-vectorizers

Author: Mel Chen (Mel-Chen)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/140242.diff


2 Files Affected:

- (modified) llvm/lib/Analysis/IVDescriptors.cpp (+2-2) 
- (modified) llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp (-3) 


``````````diff
diff --git a/llvm/lib/Analysis/IVDescriptors.cpp b/llvm/lib/Analysis/IVDescriptors.cpp
index a216b0347b9fa..a273338670164 100644
--- a/llvm/lib/Analysis/IVDescriptors.cpp
+++ b/llvm/lib/Analysis/IVDescriptors.cpp
@@ -1154,6 +1154,8 @@ unsigned RecurrenceDescriptor::getOpcode(RecurKind Kind) {
     return Instruction::Add;
   case RecurKind::Mul:
     return Instruction::Mul;
+  case RecurKind::IAnyOf:
+  case RecurKind::FAnyOf:
   case RecurKind::Or:
     return Instruction::Or;
   case RecurKind::And:
@@ -1169,7 +1171,6 @@ unsigned RecurrenceDescriptor::getOpcode(RecurKind Kind) {
   case RecurKind::SMin:
   case RecurKind::UMax:
   case RecurKind::UMin:
-  case RecurKind::IAnyOf:
   case RecurKind::IFindLastIV:
     return Instruction::ICmp;
   case RecurKind::FMax:
@@ -1178,7 +1179,6 @@ unsigned RecurrenceDescriptor::getOpcode(RecurKind Kind) {
   case RecurKind::FMinimum:
   case RecurKind::FMaximumNum:
   case RecurKind::FMinimumNum:
-  case RecurKind::FAnyOf:
   case RecurKind::FFindLastIV:
     return Instruction::FCmp;
   default:
diff --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
index fc1ee89e81c75..f77bd8c3c7713 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
@@ -679,9 +679,6 @@ Value *VPInstruction::generate(VPTransformState &State) {
     // Reduce all of the unrolled parts into a single vector.
     Value *ReducedPartRdx = RdxParts[0];
     unsigned Op = RdxDesc.getOpcode();
-    if (RecurrenceDescriptor::isAnyOfRecurrenceKind(RK))
-      Op = Instruction::Or;
-
     if (PhiR->isOrdered()) {
       ReducedPartRdx = RdxParts[UF - 1];
     } else {

``````````

</details>


https://github.com/llvm/llvm-project/pull/140242