[Atomics] Make Atomics.exchange a builtin using TF

test/cctest/test-disasm-x64.cc

Index: test/cctest/test-disasm-x64.cc
diff --git a/test/cctest/test-disasm-x64.cc b/test/cctest/test-disasm-x64.cc
index af8beaaa83a90694002eb58d7c3e5d1a7c77f6fd..bb1d2ec9d7698361d6162159433aed3fd5fe3e2b 100644
--- a/test/cctest/test-disasm-x64.cc
+++ b/test/cctest/test-disasm-x64.cc
@@ -906,8 +906,8 @@ TEST(DisasmX64) {
 
   // xchg.
   {
-    __ xchgb(rax, Operand(rax, 8));
-    __ xchgw(rax, Operand(rbx, 8));
+    __ xchgb(rax, Operand(rax, 8), true);
+    __ xchgw(rax, Operand(rbx, 8), true);
     __ xchgq(rax, rax);
     __ xchgq(rax, rbx);
     __ xchgq(rbx, rbx);
@@ -928,7 +928,7 @@ TEST(DisasmX64) {
     __ cmpxchgl(Operand(rsp, 12), rbx);
 
     __ lock();
-    __ xchgw(rax, Operand(rcx, 8));
+    __ xchgw(rax, Operand(rcx, 8), true);
   }
 
   // Nop instructions