[Interpreter] Add bytecode aging and use it enable CompilationCache for bytecode

src/builtins/arm/builtins-arm.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_ARM
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 1018 matching lines @@
 
   // Check function data field is actually a BytecodeArray object.
   if (FLAG_debug_code) {
     __ SmiTst(kInterpreterBytecodeArrayRegister);
     __ Assert(ne, kFunctionDataShouldBeBytecodeArrayOnInterpreterEntry);
     __ CompareObjectType(kInterpreterBytecodeArrayRegister, r0, no_reg,
                          BYTECODE_ARRAY_TYPE);
     __ Assert(eq, kFunctionDataShouldBeBytecodeArrayOnInterpreterEntry);
   }
 
+  // Reset code age.
+  __ mov(r9, Operand(BytecodeArray::kNoAgeBytecodeAge));
+  __ strb(r9, FieldMemOperand(kInterpreterBytecodeArrayRegister,
+                              BytecodeArray::kBytecodeAgeOffset));
+
   // Load the initial bytecode offset.
   __ mov(kInterpreterBytecodeOffsetRegister,
          Operand(BytecodeArray::kHeaderSize - kHeapObjectTag));
 
   // Push new.target, bytecode array and Smi tagged bytecode array offset.
   __ SmiTag(r0, kInterpreterBytecodeOffsetRegister);
   __ Push(r3, kInterpreterBytecodeArrayRegister, r0);
 
   // Allocate the local and temporary register file on the stack.
   {
@@ skipping 1839 matching lines @@
     __ bkpt(0);
   }
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM