[VPlan] Use variadic isa<> in a few more places. NFC (#119538)

Author: lukel97

llvm/lib/Transforms/Vectorize/VPlan.cpp

@@ -310,9 +310,8 @@ Value *VPTransformState::get(VPValue *Def, bool NeedsScalar) {
   if (!hasScalarValue(Def, LastLane)) {
     // At the moment, VPWidenIntOrFpInductionRecipes, VPScalarIVStepsRecipes and
     // VPExpandSCEVRecipes can also be uniform.
-    assert((isa<VPWidenIntOrFpInductionRecipe>(Def->getDefiningRecipe()) ||
-            isa<VPScalarIVStepsRecipe>(Def->getDefiningRecipe()) ||
-            isa<VPExpandSCEVRecipe>(Def->getDefiningRecipe())) &&
+    assert((isa<VPWidenIntOrFpInductionRecipe, VPScalarIVStepsRecipe,
+                VPExpandSCEVRecipe>(Def->getDefiningRecipe())) &&
            "unexpected recipe found to be invariant");
     IsUniform = true;
     LastLane = 0;
@@ -361,7 +360,7 @@ void VPTransformState::addNewMetadata(Instruction *To,
                                       const Instruction *Orig) {
   // If the loop was versioned with memchecks, add the corresponding no-alias
   // metadata.
-  if (LVer && (isa<LoadInst>(Orig) || isa<StoreInst>(Orig)))
+  if (LVer && isa<LoadInst, StoreInst>(Orig))
     LVer->annotateInstWithNoAlias(To, Orig);
 }
 
@@ -1028,8 +1027,7 @@ void VPlan::execute(VPTransformState *State) {
     if (isa<VPWidenPHIRecipe>(&R))
       continue;
 
-    if (isa<VPWidenPointerInductionRecipe>(&R) ||
-        isa<VPWidenIntOrFpInductionRecipe>(&R)) {
+    if (isa<VPWidenPointerInductionRecipe, VPWidenIntOrFpInductionRecipe>(&R)) {
       PHINode *Phi = nullptr;
       if (isa<VPWidenIntOrFpInductionRecipe>(&R)) {
         Phi = cast<PHINode>(State->get(R.getVPSingleValue()));

llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp

@@ -127,7 +127,7 @@ Type *VPTypeAnalysis::inferScalarTypeForRecipe(const VPWidenCallRecipe *R) {
 }
 
 Type *VPTypeAnalysis::inferScalarTypeForRecipe(const VPWidenMemoryRecipe *R) {
-  assert((isa<VPWidenLoadRecipe>(R) || isa<VPWidenLoadEVLRecipe>(R)) &&
+  assert((isa<VPWidenLoadRecipe, VPWidenLoadEVLRecipe>(R)) &&
          "Store recipes should not define any values");
   return cast<LoadInst>(&R->getIngredient())->getType();
 }

llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp

@@ -1687,8 +1687,8 @@ void VPlanTransforms::dropPoisonGeneratingRecipes(
       // instruction. Widen memory instructions involved in address computation
       // will lead to gather/scatter instructions, which don't need to be
       // handled.
-      if (isa<VPWidenMemoryRecipe>(CurRec) || isa<VPInterleaveRecipe>(CurRec) ||
-          isa<VPScalarIVStepsRecipe>(CurRec) || isa<VPHeaderPHIRecipe>(CurRec))
+      if (isa<VPWidenMemoryRecipe, VPInterleaveRecipe, VPScalarIVStepsRecipe,
+              VPHeaderPHIRecipe>(CurRec))
         continue;
 
       // This recipe contributes to the address computation of a widen