Track live instance and allocation counts for classes

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 1098 matching lines @@
     __ cmp(R3, ShifterOperand(IP));
     if (FLAG_use_slow_path) {
       __ b(&slow_case);
     } else {
       __ b(&slow_case, CS);  // Branch if unsigned higher or equal.
     }
 
     // Successfully allocated the object(s), now update top to point to
     // next object start and initialize the object.
     __ str(R3, Address(R5, 0));
+    __ BumpAllocationCount(Heap::kNew, cls.id(), R5);
 
     if (is_cls_parameterized) {
       // Initialize the type arguments field in the object.
       // R2: new object start.
       // R4: potential new object end and, if R4 != R3, potential new
       // InstantiatedTypeArguments object start.
       // R3: next object start.
       Label type_arguments_ready;
       __ cmp(R4, ShifterOperand(R3));
       __ b(&type_arguments_ready, EQ);
@@ skipping 1013 matching lines @@
   const Register right = R0;
   __ ldr(left, Address(SP, 1 * kWordSize));
   __ ldr(right, Address(SP, 0 * kWordSize));
   GenerateIdenticalWithNumberCheckStub(assembler, left, right, temp);
   __ Ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM