Fix and simplify invocation of noSuchMethod on all platforms after the wrong

runtime/vm/stub_code_arm.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_ARM)
 
 #include "vm/assembler.h"
 #include "vm/code_generator.h"
 #include "vm/compiler.h"
@@ skipping 1263 matching lines @@
   }
   __ Drop(1);  // Pop function object.
   __ Pop(R0);
   // R0: new object
   // Restore the frame pointer.
   __ LeaveStubFrame(true);
   __ Ret();
 }
 
 
-// The target function was not found, so invoke method
-// "dynamic noSuchMethod(Invocation invocation)".
+// Called for invoking "dynamic noSuchMethod(Invocation invocation)" function
+// from the entry code of a dart function after an error in passed argument
+// name or number is detected.
+// Input parameters:
+//  LR : return address.
+//  SP : address of last argument.
 //  R5: inline cache data object.
 //  R4: arguments descriptor array.
 void StubCode::GenerateCallNoSuchMethodFunctionStub(Assembler* assembler) {
   __ EnterStubFrame();
 
   // Load the receiver.
   __ ldr(R2, FieldAddress(R4, ArgumentsDescriptor::count_offset()));
   __ add(IP, FP, ShifterOperand(R2, LSL, 1));  // R2 is Smi.
   __ ldr(R6, Address(IP, kParamEndSlotFromFp * kWordSize));
 
@@ skipping 750 matching lines @@
   __ Bind(&reference_compare);
   __ cmp(left, ShifterOperand(right));
   __ Bind(&done);
   __ PopList((1 << R0) | (1 << R1) | (1 << R2));
   __ Ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM