[ignition] Report NumberOrOddball feedback for relational comparisons.

src/compiler/simplified-lowering.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/simplified-lowering.h"
 
 #include <limits>
 
 #include "src/address-map.h"
 #include "src/base/bits.h"
@@ skipping 1537 matching lines @@
         }
         // Try to use type feedback.
         NumberOperationHint hint = NumberOperationHintOf(node->op());
         switch (hint) {
           case NumberOperationHint::kSignedSmall:
           case NumberOperationHint::kSigned32:
             VisitBinop(node, CheckedUseInfoAsWord32FromHint(hint),
                        MachineRepresentation::kBit);
             if (lower()) ChangeToPureOp(node, Int32Op(node));
             return;
+          case NumberOperationHint::kNumberOrOddball:
+            // Abstract and strict equality don't perform ToNumber conversions
+            // on Oddballs, so make sure we don't accidentially sneak in a hint
+            // with Oddball feedback here.
+            DCHECK_NE(IrOpcode::kSpeculativeNumberEqual, node->opcode());
+          // Fallthrough
           case NumberOperationHint::kNumber:
-          case NumberOperationHint::kNumberOrOddball:
             VisitBinop(node, CheckedUseInfoAsFloat64FromHint(hint),
                        MachineRepresentation::kBit);
             if (lower()) ChangeToPureOp(node, Float64Op(node));
             return;
         }
         UNREACHABLE();
         return;
       }
 
       case IrOpcode::kNumberAdd:
@@ skipping 1836 matching lines @@
         isolate(), graph()->zone(), callable.descriptor(), 0, flags,
         Operator::kNoProperties);
     to_number_operator_.set(common()->Call(desc));
   }
   return to_number_operator_.get();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8