[turbofan] Introduce integer multiplication with overflow.

src/compiler/machine-operator.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/machine-operator.h"
 
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 
@@ skipping 377 matching lines @@
   V(Float64RoundTruncate, Operator::kNoProperties, 1, 0, 1) \
   V(Float64RoundTiesAway, Operator::kNoProperties, 1, 0, 1) \
   V(Float32RoundTiesEven, Operator::kNoProperties, 1, 0, 1) \
   V(Float64RoundTiesEven, Operator::kNoProperties, 1, 0, 1) \
   V(Float32Neg, Operator::kNoProperties, 1, 0, 1)           \
   V(Float64Neg, Operator::kNoProperties, 1, 0, 1)
 
 #define OVERFLOW_OP_LIST(V)                                                \
   V(Int32AddWithOverflow, Operator::kAssociative | Operator::kCommutative) \
   V(Int32SubWithOverflow, Operator::kNoProperties)                         \
+  V(Int32MulWithOverflow, Operator::kAssociative | Operator::kCommutative) \
   V(Int64AddWithOverflow, Operator::kAssociative | Operator::kCommutative) \
   V(Int64SubWithOverflow, Operator::kNoProperties)
 
 #define MACHINE_TYPE_LIST(V) \
   V(Float32)                 \
   V(Float64)                 \
   V(Simd128)                 \
   V(Int8)                    \
   V(Uint8)                   \
   V(Int16)                   \
@@ skipping 312 matching lines @@
   }
   ATOMIC_REPRESENTATION_LIST(STORE)
 #undef STORE
   UNREACHABLE();
   return nullptr;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8