[Atomics] Make Atomics.compareExchange a builtin using TF

src/builtins/builtins.h

Index: src/builtins/builtins.h
diff --git a/src/builtins/builtins.h b/src/builtins/builtins.h
index 15b39e0c1d60a1725f7c2678688ff37dc6710f9c..244958d2f67da9ad111c34fca6b4113520e9d960 100644
--- a/src/builtins/builtins.h
+++ b/src/builtins/builtins.h
@@ -51,10 +51,12 @@ class Isolate;
 //      Args: name
 #if V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64
 #define ATOMICS_BUILTIN_LIST(CPP, API, TFJ, TFS, ASM, ASH, DBG) \
-  CPP(AtomicsExchange)
+  CPP(AtomicsExchange)                                          \
+  CPP(AtomicsCompareExchange)
 #else
 #define ATOMICS_BUILTIN_LIST(CPP, API, TFJ, TFS, ASM, ASH, DBG) \
-  TFJ(AtomicsExchange, 3)
+  TFJ(AtomicsExchange, 3)                                       \
+  TFJ(AtomicsCompareExchange, 4)
 #endif
 
 #define NON_ATOMICS_BUILTIN_LIST(CPP, API, TFJ, TFS, ASM, ASH, DBG)            \
@@ -741,7 +743,6 @@ class Isolate;
   CPP(SharedArrayBufferPrototypeGetByteLength)                                 \
   TFJ(AtomicsLoad, 2)                                                          \
   TFJ(AtomicsStore, 3)                                                         \
-  CPP(AtomicsCompareExchange)                                                  \
   CPP(AtomicsAdd)                                                              \
   CPP(AtomicsSub)                                                              \
   CPP(AtomicsAnd)                                                              \