More optimizations cleanup.

runtime/vm/code_generator_ia32.cc

 // Copyright (c) 2011, 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"  // Needed here to get TARGET_ARCH_IA32.
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/code_generator.h"
 
 #include "lib/error.h"
@@ skipping 415 matching lines @@
     intptr_t token_index,
     const String& function_name,
     int num_arguments,
     const Array& optional_arguments_names,
     intptr_t num_args_checked) {
   ASSERT(num_args_checked > 0);  // At least receiver check is necessary.
   // Set up the function name and number of arguments (including the receiver)
   // to the InstanceCall stub which will resolve the correct entrypoint for
   // the operator and call it.
   ICData ic_data(function_name, num_args_checked);
+  ASSERT(ic_data.NumberOfArgumentsChecked() == num_args_checked);
   __ LoadObject(ECX, Array::ZoneHandle(ic_data.data()));
   __ LoadObject(EDX, ArgumentsDescriptor(num_arguments,
                                          optional_arguments_names));
   uword label_address = 0;
   switch (num_args_checked) {
     case 1:
       label_address = StubCode::OneArgCheckInlineCacheEntryPoint();
       break;
     case 2:
       label_address = StubCode::TwoArgsCheckInlineCacheEntryPoint();
@@ skipping 745 matching lines @@
 
 
 void CodeGenerator::VisitUnaryOpNode(UnaryOpNode* node) {
   if (node->kind() == Token::kNOT) {
     // "!" cannot be overloaded, therefore inline it.
     GenerateLogicalNotOp(node);
     return;
   }
   node->operand()->Visit(this);
   if (node->kind() == Token::kADD) {
+    // TODO(srdjan): Remove this as it is not part of Dart language any longer.
     // Unary operator '+' does not exist, it's a NOP, skip it.
     if (!IsResultNeeded(node)) {
       __ popl(EAX);
     }
     return;
   }
   MarkDeoptPoint(node->id(), node->token_index());
   String& operator_name = String::ZoneHandle();
   if (node->kind() == Token::kSUB) {
     operator_name = String::NewSymbol(Token::Str(Token::kNEGATE));
@@ skipping 1571 matching lines @@
                         message_buffer, kMessageBufferSize,
                         format, args);
   va_end(args);
   Isolate::Current()->long_jump_base()->Jump(1, message_buffer);
   UNREACHABLE();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32