[llvm] f594cd0 - [IVDescriptor][LV] Return Instruction::Or for IAnyOf/FAnyOf in getOpcode(), nfc (#140242)

[via llvm-commits]

Author: Mel Chen
Date: 2025-05-19T16:17:04+08:00
New Revision: f594cd09364f52c27452d1369cc1fed5d768eb6c

URL: https://github.com/llvm/llvm-project/commit/f594cd09364f52c27452d1369cc1fed5d768eb6c
DIFF: https://github.com/llvm/llvm-project/commit/f594cd09364f52c27452d1369cc1fed5d768eb6c.diff

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

Added: 
    

Modified: 
    llvm/lib/Analysis/IVDescriptors.cpp
    llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp

Removed: 
    


################################################################################
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 3fa6a21b80b17..f82c29938b632 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 {