[turbofan] Adds speculative operator for bitwise and, or and xor.

src/compiler/representation-change.cc

Index: src/compiler/representation-change.cc
diff --git a/src/compiler/representation-change.cc b/src/compiler/representation-change.cc
index 5c0187e697754653b9128c2859af25e29983a538..049ddfa05f77324ecf9ff33e7fdcc28fa98b3373 100644
--- a/src/compiler/representation-change.cc
+++ b/src/compiler/representation-change.cc
@@ -457,7 +457,7 @@ Node* RepresentationChanger::GetWord32RepresentationFor(
     } else if (output_type->Is(Type::Signed32())) {
       op = simplified()->ChangeTaggedToInt32();
     } else if (use_info.truncation().IsUsedAsWord32()) {
-      if (use_info.type_check() == TypeCheckKind::kNumberOrOddball) {
+      if (use_info.type_check() != TypeCheckKind::kNone) {
         op = simplified()->CheckedTruncateTaggedToWord32();
       } else {
         op = simplified()->TruncateTaggedToWord32();
@@ -568,10 +568,13 @@ const Operator* RepresentationChanger::Int32OperatorFor(
     case IrOpcode::kSpeculativeNumberModulus:
     case IrOpcode::kNumberModulus:
       return machine()->Int32Mod();
+    case IrOpcode::kSpeculativeNumberBitwiseOr:  // Fall through.
     case IrOpcode::kNumberBitwiseOr:
       return machine()->Word32Or();
+    case IrOpcode::kSpeculativeNumberBitwiseXor:  // Fall through.
     case IrOpcode::kNumberBitwiseXor:
       return machine()->Word32Xor();
+    case IrOpcode::kSpeculativeNumberBitwiseAnd:  // Fall through.
     case IrOpcode::kNumberBitwiseAnd:
       return machine()->Word32And();
     case IrOpcode::kNumberEqual: