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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 /*
     18  * Android's method call profiling goodies.
     19  */
     20 #ifndef ART_TOOLS_DMTRACEDUMP_PROFILE_H_
     21 #define ART_TOOLS_DMTRACEDUMP_PROFILE_H_
     22 
     23 /*
     24  * Enumeration for the two "action" bits.
     25  */
     26 enum {
     27   METHOD_TRACE_ENTER = 0x00,   // method entry
     28   METHOD_TRACE_EXIT = 0x01,    // method exit
     29   METHOD_TRACE_UNROLL = 0x02,  // method exited by exception unrolling
     30   // 0x03 currently unused
     31 };
     32 
     33 #define TOKEN_CHAR '*'
     34 
     35 /*
     36  * Common definitions, shared with the dump tool.
     37  */
     38 #define METHOD_ACTION_MASK 0x03 /* two bits */
     39 #define METHOD_ID(_method) ((_method) & (~METHOD_ACTION_MASK))
     40 #define METHOD_ACTION(_method) (((unsigned int)(_method)) & METHOD_ACTION_MASK)
     41 #define METHOD_COMBINE(_method, _action) ((_method) | (_action))
     42 
     43 #endif  // ART_TOOLS_DMTRACEDUMP_PROFILE_H_
     44