Remove the old builtins framework with the huge, nasty

src/builtins-arm.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 19 matching lines @@
 #include "codegen-inl.h"
 #include "debug.h"
 #include "runtime.h"
 
 namespace v8 { namespace internal {
 
 
 #define __ masm->
 
 
-void Builtins::Generate_Adaptor(MacroAssembler* masm,
-                                int argc,
-                                CFunctionId id) {
+void Builtins::Generate_Adaptor(MacroAssembler* masm, CFunctionId id) {
   // TODO(1238487): Don't pass the function in a static variable.
   __ mov(ip, Operand(ExternalReference::builtin_passed_function()));
   __ str(r1, MemOperand(ip, 0));
 
-  if (argc == -1) {
-    // The actual argument count has already been loaded into register
-    // r0, but JumpToBuiltin expects r0 to contain the number of
-    // arguments including the receiver.
-    __ add(r0, r0, Operand(1));
-  } else {
-    // The number passed in argc excludes the receiver, but
-    // JumpToBuiltin expects r0 to contain the number of arguments
-    // including the receiver.
-    __ mov(r0, Operand(argc + 1));
-  }
+  // The actual argument count has already been loaded into register
+  // r0, but JumpToBuiltin expects r0 to contain the number of
+  // arguments including the receiver.
+  __ add(r0, r0, Operand(1));
   __ JumpToBuiltin(ExternalReference(id));
 }
 
 
 void Builtins::Generate_JSConstructCall(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- r0     : number of arguments
   //  -- r1     : constructor function
   //  -- lr     : return address
   //  -- sp[...]: constructor arguments
@@ skipping 769 matching lines @@
 }
 
 void Builtins::Generate_StubNoRegisters_DebugBreak(MacroAssembler* masm) {
   // Generate nothing as CodeStub CallFunction is not used on ARM.
 }
 
 
 #undef __
 
 } }  // namespace v8::internal