ARM64: Use ARRAY_SIZE where possible.

src/arm64/instrument-arm64.cc

 // Copyright 2013 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.
 
 #include "src/arm64/instrument-arm64.h"
 
 namespace v8 {
 namespace internal {
 
 Counter::Counter(const char* name, CounterType type)
@@ skipping 89 matching lines @@
   // Set up the output stream. If datafile is non-NULL, use that file. If it
   // can't be opened, or datafile is NULL, use stderr.
   if (datafile != NULL) {
     output_stream_ = fopen(datafile, "w");
     if (output_stream_ == NULL) {
       fprintf(stderr, "Can't open output file %s. Using stderr.\n", datafile);
       output_stream_ = stderr;
     }
   }
 
-  static const int num_counters =
-    sizeof(kCounterList) / sizeof(CounterDescriptor);
+  static const int num_counters = ARRAY_SIZE(kCounterList);
 
   // Dump an instrumentation description comment at the top of the file.
   fprintf(output_stream_, "# counters=%d\n", num_counters);
   fprintf(output_stream_, "# sample_period=%" PRIu64 "\n", sample_period_);
 
   // Construct Counter objects from counter description array.
   for (int i = 0; i < num_counters; i++) {
     Counter* counter = new Counter(kCounterList[i].name, kCounterList[i].type);
     counters_.push_back(counter);
   }
@@ skipping 464 matching lines @@
 
 
 void Instrument::VisitUnimplemented(Instruction* instr) {
   Update();
   static Counter* counter = GetCounter("Other");
   counter->Increment();
 }
 
 
 } }  // namespace v8::internal