[Atomics] Make Atomics.exchange a builtin using TF

src/builtins/builtins.h

 // Copyright 2011 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_BUILTINS_BUILTINS_H_
 #define V8_BUILTINS_BUILTINS_H_
 
 #include "src/base/flags.h"
 #include "src/handles.h"
 
@@ skipping 679 matching lines @@
   TFJ(RegExpPrototypeStickyGetter, 0)                                          \
   TFJ(RegExpPrototypeTest, 1)                                                  \
   CPP(RegExpPrototypeToString)                                                 \
   TFJ(RegExpPrototypeUnicodeGetter, 0)                                         \
   CPP(RegExpRightContextGetter)                                                \
                                                                                \
   /* SharedArrayBuffer */                                                      \
   CPP(SharedArrayBufferPrototypeGetByteLength)                                 \
   TFJ(AtomicsLoad, 2)                                                          \
   TFJ(AtomicsStore, 3)                                                         \
+  TFJ(AtomicsExchange, 3)                                                      \
                                                                                \
   /* String */                                                                 \
   ASM(StringConstructor)                                                       \
   ASM(StringConstructor_ConstructStub)                                         \
   CPP(StringFromCodePoint)                                                     \
   /* ES6 section 21.1.2.1 String.fromCharCode ( ...codeUnits ) */              \
   TFJ(StringFromCharCode, SharedFunctionInfo::kDontAdaptArgumentsSentinel)     \
   /* ES6 section 21.1.3.1 String.prototype.charAt ( pos ) */                   \
   TFJ(StringPrototypeCharAt, 1)                                                \
   /* ES6 section 21.1.3.2 String.prototype.charCodeAt ( pos ) */               \
@@ skipping 207 matching lines @@
 
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(Builtins);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_BUILTINS_H_