Store arguments descriptor in ICData. Remove loading of arguments descriptor at unoptimized call si…

runtime/vm/instructions_mips.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"  // Needed here to get TARGET_ARCH_MIPS.
 #if defined(TARGET_ARCH_MIPS)
 
 #include "vm/constants_mips.h"
 #include "vm/cpu.h"
 #include "vm/instructions.h"
@@ skipping 111 matching lines @@
 RawICData* CallPattern::IcData() {
   if (ic_data_.IsNull()) {
     Register reg;
     args_desc_load_end_ = DecodeLoadObject(ic_data_load_end_, &reg, &ic_data_);
     ASSERT(reg == S5);
   }
   return ic_data_.raw();
 }
 
 
-RawArray* CallPattern::ArgumentsDescriptor() {
+RawArray* CallPattern::ClosureArgumentsDescriptor() {
   if (args_desc_.IsNull()) {
     IcData();  // Loading of the ic_data must be decoded first, if not already.
     Register reg;
     DecodeLoadObject(args_desc_load_end_, &reg, &args_desc_);
     ASSERT(reg == S4);
   }
   return args_desc_.raw();
 }
 
 
@@ skipping 68 matching lines @@
   const uint16_t target_hi = target_address >> 16;
 
   lui->SetInstructionBits((lui_bits & 0xffff0000) | target_hi);
   ori->SetInstructionBits((ori_bits & 0xffff0000) | target_lo);
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_MIPS