debug-counters.h

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// Copyright 2012 Cloudera Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.


#ifndef IMPALA_UTIL_DEBUG_COUNTERS_H
#define IMPALA_UTIL_DEBUG_COUNTERS_H

#include "util/runtime-profile.h"

#define ENABLE_DEBUG_COUNTERS 1

namespace impala {

class DebugRuntimeProfile {
 public:
  static RuntimeProfile& profile() {
    static RuntimeProfile profile(new ObjectPool(), "DebugProfile");
    return profile;
  }
};

#if ENABLE_DEBUG_COUNTERS

#define DEBUG_SCOPED_TIMER(counter_name) \
  COUNTER_SCOPED_TIMER(DebugRuntimeProfile::profile().AddCounter(counter_name, \
    TUnit::CPU_TICKS))

#define DEBUG_COUNTER_ADD(counter_name, v) \
  COUNTER_ADD(DebugRuntimeProfile::profile().AddCounter(counter_name, \
    TUnit::UNIT), v)

#define DEBUG_COUNTER_SET(counter_name, v) \
  COUNTER_SET(DebugRuntimeProfile::profile().AddCounter(counter_name, \
    TUnit::UNIT), v)

#define PRETTY_PRINT_DEBUG_COUNTERS(ostream_ptr) \
  DebugRuntimeProfile::profile().PrettyPrint(ostream_ptr)

#else

#define DEBUG_SCOPED_TIMER(counter_name)
#define DEBUG_COUNTER_ADD(counter_name, v)
#define DEBUG_COUNTER_SET(counter_name, v)
#define PRETTY_PRINT_DEBUG_COUNTERS(ostream_ptr)

#endif // ENABLE_DEBUG_COUNTERS

}

#endif // IMPALA_UTIL_DEBUG_COUNTERS_H