diff --git a/src/compiler/code-assembler.h b/src/compiler/code-assembler.h
index 39af56d..c33605c 100644
--- a/src/compiler/code-assembler.h
+++ b/src/compiler/code-assembler.h
@@ -72,6 +72,7 @@
   V(Float64Mul)                            \
   V(Float64Div)                            \
   V(Float64Mod)                            \
+  V(Float64Atan2)                          \
   V(Float64InsertLowWord32)                \
   V(Float64InsertHighWord32)               \
   V(IntPtrAdd)                             \
@@ -106,8 +107,20 @@
   V(Word64Ror)
 
 #define CODE_ASSEMBLER_UNARY_OP_LIST(V) \
+  V(Float64Atan)                        \
+  V(Float64Atanh)                       \
+  V(Float64Cos)                         \
+  V(Float64Exp)                         \
+  V(Float64Expm1)                       \
+  V(Float64Log)                         \
+  V(Float64Log1p)                       \
+  V(Float64Log2)                        \
+  V(Float64Log10)                       \
+  V(Float64Cbrt)                        \
   V(Float64Neg)                         \
+  V(Float64Sin)                         \
   V(Float64Sqrt)                        \
+  V(Float64Tan)                         \
   V(Float64ExtractLowWord32)            \
   V(Float64ExtractHighWord32)           \
   V(BitcastWordToTagged)                \
@@ -166,6 +179,7 @@
   class Variable {
    public:
     explicit Variable(CodeAssembler* assembler, MachineRepresentation rep);
+    ~Variable();
     void Bind(Node* value);
     Node* value() const;
     MachineRepresentation rep() const;
@@ -175,6 +189,7 @@
     friend class CodeAssembler;
     class Impl;
     Impl* impl_;
+    CodeAssembler* assembler_;
   };
 
   enum AllocationFlag : uint8_t {
@@ -208,6 +223,9 @@
   Node* Parameter(int value);
   void Return(Node* value);
 
+  void DebugBreak();
+  void Comment(const char* format, ...);
+
   void Bind(Label* label);
   void Goto(Label* label);
   void GotoIf(Node* condition, Label* true_label);
@@ -293,6 +311,8 @@
                  Node* arg2, size_t result_size = 1);
   Node* CallStub(Callable const& callable, Node* context, Node* arg1,
                  Node* arg2, Node* arg3, size_t result_size = 1);
+  Node* CallStubN(Callable const& callable, Node** args,
+                  size_t result_size = 1);
 
   Node* CallStub(const CallInterfaceDescriptor& descriptor, Node* target,
                  Node* context, Node* arg1, size_t result_size = 1);
@@ -307,6 +327,8 @@
   Node* CallStub(const CallInterfaceDescriptor& descriptor, Node* target,
                  Node* context, Node* arg1, Node* arg2, Node* arg3, Node* arg4,
                  Node* arg5, size_t result_size = 1);
+  Node* CallStubN(const CallInterfaceDescriptor& descriptor, Node* target,
+                  Node** args, size_t result_size = 1);
 
   Node* TailCallStub(Callable const& callable, Node* context, Node* arg1,
                      Node* arg2, size_t result_size = 1);
@@ -318,10 +340,20 @@
   Node* TailCallStub(const CallInterfaceDescriptor& descriptor, Node* target,
                      Node* context, Node* arg1, Node* arg2, Node* arg3,
                      size_t result_size = 1);
+  Node* TailCallStub(const CallInterfaceDescriptor& descriptor, Node* target,
+                     Node* context, Node* arg1, Node* arg2, Node* arg3,
+                     Node* arg4, size_t result_size = 1);
 
   Node* TailCallBytecodeDispatch(const CallInterfaceDescriptor& descriptor,
                                  Node* code_target_address, Node** args);
 
+  Node* CallJS(Callable const& callable, Node* context, Node* function,
+               Node* receiver, size_t result_size = 1);
+  Node* CallJS(Callable const& callable, Node* context, Node* function,
+               Node* receiver, Node* arg1, size_t result_size = 1);
+  Node* CallJS(Callable const& callable, Node* context, Node* function,
+               Node* receiver, Node* arg1, Node* arg2, size_t result_size = 1);
+
   // Branching helpers.
   void BranchIf(Node* condition, Label* if_true, Label* if_false);
 
@@ -348,8 +380,6 @@
   virtual void CallEpilogue();
 
  private:
-  friend class CodeAssemblerTester;
-
   CodeAssembler(Isolate* isolate, Zone* zone, CallDescriptor* call_descriptor,
                 Code::Flags flags, const char* name);
 
@@ -360,7 +390,7 @@
   Code::Flags flags_;
   const char* name_;
   bool code_generated_;
-  ZoneVector<Variable::Impl*> variables_;
+  ZoneSet<Variable::Impl*> variables_;
 
   DISALLOW_COPY_AND_ASSIGN(CodeAssembler);
 };