[turbofan] Add BoundsCheckMode to ElementAccess.

src/compiler/simplified-operator.cc

 // Copyright 2012 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-operator.h"
 
+#include <ostream>  // NOLINT(readability/streams)
+
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 #include "src/types-inl.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 std::ostream& operator<<(std::ostream& os, BaseTaggedness base_taggedness) {
   switch (base_taggedness) {
     case kUntaggedBase:
       return os << "untagged base";
     case kTaggedBase:
       return os << "tagged base";
   }
   UNREACHABLE();
   return os;
 }
 
 
+std::ostream& operator<<(std::ostream& os, BoundsCheckMode bounds_check_mode) {
+  switch (bounds_check_mode) {
+    case kNoBoundsCheck:
+      return os << "no bounds check";
+    case kTypedArrayBoundsCheck:
+      return os << "ignore out of bounds";
+  }
+  UNREACHABLE();
+  return os;
+}
+
+
 bool operator==(ElementAccess const& lhs, ElementAccess const& rhs) {
   return lhs.base_is_tagged == rhs.base_is_tagged &&
          lhs.header_size == rhs.header_size && lhs.type == rhs.type &&
          lhs.machine_type == rhs.machine_type;
 }
 
 
 bool operator!=(ElementAccess const& lhs, ElementAccess const& rhs) {
   return !(lhs == rhs);
 }
 
 
 std::ostream& operator<<(std::ostream& os, ElementAccess const& access) {
   os << "[" << access.base_is_tagged << ", " << access.header_size << ", ";
   access.type->PrintTo(os);
-  os << ", " << access.machine_type << "]";
+  os << ", " << access.machine_type << ", " << access.bounds_check << "]";
   return os;
 }
 
 
 const FieldAccess& FieldAccessOf(const Operator* op) {
   DCHECK_NOT_NULL(op);
   DCHECK(op->opcode() == IrOpcode::kLoadField ||
          op->opcode() == IrOpcode::kStoreField);
   return OpParameter<FieldAccess>(op);
 }
@@ skipping 115 matching lines @@
     return new (zone())                                                     \
         Operator1<Type>(IrOpcode::k##Name, Operator::kNoThrow | properties, \
                         input_count, output_count, #Name, access);          \
   }
 ACCESS_OP_LIST(ACCESS)
 #undef ACCESS
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8