[stubs] Introduce MultiplyStub.

src/compiler/code-stub-assembler.h

 // Copyright 2015 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.
 
 #ifndef V8_COMPILER_CODE_STUB_ASSEMBLER_H_
 #define V8_COMPILER_CODE_STUB_ASSEMBLER_H_
 
 #include <map>
 
 // Clients of this interface shouldn't depend on lots of compiler internals.
@@ skipping 47 matching lines @@
   V(WordNotEqual)                                     \
   V(Word32Equal)                                      \
   V(Word32NotEqual)                                   \
   V(Word64Equal)                                      \
   V(Word64NotEqual)
 
 #define CODE_STUB_ASSEMBLER_BINARY_OP_LIST(V)   \
   CODE_STUB_ASSEMBLER_COMPARE_BINARY_OP_LIST(V) \
   V(Float64Add)                                 \
   V(Float64Sub)                                 \
+  V(Float64Mul)                                 \
   V(Float64InsertLowWord32)                     \
   V(Float64InsertHighWord32)                    \
   V(IntPtrAdd)                                  \
   V(IntPtrAddWithOverflow)                      \
   V(IntPtrSub)                                  \
   V(IntPtrSubWithOverflow)                      \
   V(Int32Add)                                   \
   V(Int32AddWithOverflow)                       \
   V(Int32Sub)                                   \
   V(Int32Mul)                                   \
@@ skipping 388 matching lines @@
   // Map of variables to the list of value nodes that have been added from each
   // merge path in their order of merging.
   std::map<Variable::Impl*, std::vector<Node*>> variable_merges_;
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_CODE_STUB_ASSEMBLER_H_