[runtime] TailCallRuntime and CallRuntime should use default argument counts

src/arm64/macro-assembler-arm64.h

 // Copyright 2013 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_ARM64_MACRO_ASSEMBLER_ARM64_H_
 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_H_
 
 #include <vector>
 
 #include "src/arm64/assembler-arm64.h"
@@ skipping 1072 matching lines @@
   // This is required for compatibility in architecture indepenedant code.
   inline void jmp(Label* L) { B(L); }
 
   void CallStub(CodeStub* stub, TypeFeedbackId ast_id = TypeFeedbackId::None());
   void TailCallStub(CodeStub* stub);
 
   void CallRuntime(const Runtime::Function* f,
                    int num_arguments,
                    SaveFPRegsMode save_doubles = kDontSaveFPRegs);
 
-  void CallRuntime(Runtime::FunctionId id,
-                   int num_arguments,
+  // Convenience function: Same as above, but takes the fid instead.
+  void CallRuntime(Runtime::FunctionId fid, int num_arguments,
                    SaveFPRegsMode save_doubles = kDontSaveFPRegs) {
-    CallRuntime(Runtime::FunctionForId(id), num_arguments, save_doubles);
+    CallRuntime(Runtime::FunctionForId(fid), num_arguments, save_doubles);
   }
 
-  void CallRuntimeSaveDoubles(Runtime::FunctionId id) {
-    const Runtime::Function* function = Runtime::FunctionForId(id);
+  // Convenience function: Same as above, but takes the fid instead.
+  void CallRuntime(Runtime::FunctionId fid,
+                   SaveFPRegsMode save_doubles = kDontSaveFPRegs) {
+    const Runtime::Function* function = Runtime::FunctionForId(fid);
+    CallRuntime(function, function->nargs, save_doubles);
+  }
+
+  void CallRuntimeSaveDoubles(Runtime::FunctionId fid) {
+    const Runtime::Function* function = Runtime::FunctionForId(fid);
     CallRuntime(function, function->nargs, kSaveFPRegs);
   }
 
-  void TailCallRuntime(Runtime::FunctionId fid, int num_arguments);
+  void TailCallRuntime(Runtime::FunctionId fid);
 
   int ActivationFrameAlignment();
 
   // Calls a C function.
   // The called function is not allowed to trigger a
   // garbage collection, since that might move the code and invalidate the
   // return address (unless this is somehow accounted for by the called
   // function).
   void CallCFunction(ExternalReference function,
                      int num_reg_arguments);
   void CallCFunction(ExternalReference function,
                      int num_reg_arguments,
                      int num_double_arguments);
   void CallCFunction(Register function,
                      int num_reg_arguments,
                      int num_double_arguments);
 
   // Jump to a runtime routine.
   void JumpToExternalReference(const ExternalReference& builtin);
-  // Tail call of a runtime routine (jump).
-  // Like JumpToExternalReference, but also takes care of passing the number
-  // of parameters.
-  void TailCallExternalReference(const ExternalReference& ext,
-                                 int num_arguments);
+
+  // Convenience function: call an external reference.
   void CallExternalReference(const ExternalReference& ext,
                              int num_arguments);
 
 
   // Invoke specified builtin JavaScript function.
   void InvokeBuiltin(int native_context_index, InvokeFlag flag,
                      const CallWrapper& call_wrapper = NullCallWrapper());
 
   void Jump(Register target);
   void Jump(Address target, RelocInfo::Mode rmode, Condition cond = al);
@@ skipping 1099 matching lines @@
 #error "Unsupported option"
 #define CODE_COVERAGE_STRINGIFY(x) #x
 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 #endif  // V8_ARM64_MACRO_ASSEMBLER_ARM64_H_