Fix allocation of array tables (use store barrier if needed, store values directly instead of via s…

runtime/vm/intermediate_language_ia32.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_IA32.
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/intermediate_language.h"
 
 #include "lib/error.h"
@@ skipping 1568 matching lines @@
       new LocationSummary(kNumInputs, kNumTemps, LocationSummary::kCall);
   locs->set_in(0, Location::RegisterLocation(ECX));
   locs->set_out(Location::RegisterLocation(EAX));
   return locs;
 }
 
 
 void CreateArrayInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   // Allocate the array.  EDX = length, ECX = element type.
   ASSERT(locs()->in(0).reg() == ECX);
-  __ movl(EDX, Immediate(Smi::RawValue(ArgumentCount())));
+  __ movl(EDX, Immediate(Smi::RawValue(num_elements())));
   compiler->GenerateCall(token_pos(),
                          &StubCode::AllocateArrayLabel(),
                          PcDescriptors::kOther,
                          locs());
   ASSERT(locs()->out().reg() == EAX);
-
-  // Pop the element values from the stack into the array.
-  __ leal(EDX, FieldAddress(EAX, Array::data_offset()));
-  for (int i = ArgumentCount() - 1; i >= 0; --i) {
-    __ popl(Address(EDX, i * kWordSize));
-  }
 }
 
 
 LocationSummary*
 AllocateObjectWithBoundsCheckInstr::MakeLocationSummary() const {
   const intptr_t kNumInputs = 2;
   const intptr_t kNumTemps = 0;
   LocationSummary* locs =
       new LocationSummary(kNumInputs, kNumTemps, LocationSummary::kCall);
   locs->set_in(0, Location::RegisterLocation(EAX));
@@ skipping 1806 matching lines @@
                          PcDescriptors::kOther,
                          locs());
   __ Drop(2);  // Discard type arguments and receiver.
 }
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_IA32