Exemple #1
0
void report_image_structure(IMG img, int depth){
  UINT32 I1 = IMG_Id(img);
  string I2 = IMG_Name(img);
  int I3 = IMG_IsMainExecutable( img );
  int I4 = IMG_IsStaticExecutable( img );
  ADDRINT I5 = IMG_LoadOffset(img);
  ADDRINT I6 = IMG_LowAddress(img);
  ADDRINT I7 = IMG_HighAddress(img);
  ADDRINT I8 = IMG_LoadOffset(img);
  ADDRINT I9 = IMG_StartAddress(img);
  ADDRINT I10 = IMG_Entry(img);
  USIZE   I11 = IMG_SizeMapped( img );
  IMG_TYPE I12 = IMG_Type(img);
  char I13[128];

  int k ; 
  for ( k = 0; k< depth ; k ++ )
    TraceFile << "\t" ; 
  TraceFile << "<IMAGE-LOAD>" << " I1:" << I1 << " I2:" << I2 << " I3:" << I3 << " I4:" << I4 << " I5:" << hex<< I5 << " I6:"<< I6 << " I7:" << I7 << " I8:" << I8 << " I9:"<< I9  << " I10:"<< I10  << " I11:" << I11 ;

  switch ( I12 ){
  case IMG_TYPE_STATIC:
    strcpy( I13 ,"static" ); break;
  case IMG_TYPE_SHARED:
    strcpy( I13 ,"shared" ); break;
  case IMG_TYPE_INVALID:
    strcpy( I13 ,"invalid" ); break;
  case IMG_TYPE_LAST:
    strcpy( I13 ,"last" ); break;
  case IMG_TYPE_SHAREDLIB:
    strcpy( I13 ,"shared-lib" ); break;
  case IMG_TYPE_RELOCATABLE:
    strcpy( I13 ,"relocatable" ); break;
  case IMG_TYPE_DYNAMIC_CODE:
    strcpy( I13 ,"dynamic-code" ); break;
  default:
    strcpy( I13 ,"UNKNOWN" ); break;      }

  TraceFile << " I12:" << I12 << " I13:" << I13 << endl;

  for( SEC sec = IMG_SecHead(img); SEC_Valid(sec); sec = SEC_Next(sec) ){
    report_section_structure( sec, depth + 1   ); 
  }

  /* */

  for (SYM sym = IMG_RegsymHead(img); SYM_Valid(sym); sym = SYM_Next(sym)){
    report_sym_structure( sym, depth +1 );
  }
 
  for ( k = 0; k< depth ; k ++ )
    TraceFile << "\t" ; 
  TraceFile << "</IMAGE-LOAD>" << endl;
}
Exemple #2
0
VOID Trace(TRACE trace, VOID *v)
{
    if ( KnobNoSharedLibs.Value()
         && IMG_Type(SEC_Img(RTN_Sec(TRACE_Rtn(trace)))) == IMG_TYPE_SHAREDLIB)
        return;
    
    for (BBL bbl = TRACE_BblHead(trace); BBL_Valid(bbl); bbl = BBL_Next(bbl))
    {
        // Insert instrumentation to count the number of times the bbl is executed
        BBLSTATS * bblstats = new BBLSTATS(BBL_Address(bbl), BBL_Size(bbl));
        INS_InsertCall(BBL_InsHead(bbl), IPOINT_BEFORE, AFUNPTR(docount), IARG_PTR, &(bblstats->_executed), IARG_END);

        // Remember the counter and stats so we can compute a summary at the end
        statsList.push_back(bblstats);
    }
}
Exemple #3
0
VOID ImageUnload(IMG img, VOID * v)
{
    if ( KnobNoSharedLibs.Value()
         && IMG_Type(img) == IMG_TYPE_SHAREDLIB)
        return;
    
    out << "Image: " << IMG_Name(img) << endl;
    
    // Visit all the sections of the image that are executable
    for (SEC sec = IMG_SecHead(img); SEC_Valid(sec); sec = SEC_Next(sec))
    {
        if (SEC_Type(sec) != SEC_TYPE_EXEC)
            continue;
        
        out << "  Section: " << SEC_Name(sec) << endl;
        
        // Print the addresses of instructions that were not executed
        PrintUntouchedRanges(sec);
    }
}
Exemple #4
0
VOID Trace(TRACE trace, VOID *v)
{
    const RTN rtn = TRACE_Rtn(trace);
    
    if (! RTN_Valid(rtn))
        return;
    
    const SEC sec = RTN_Sec(rtn);
    ASSERTX(SEC_Valid(sec));
    
    const IMG img = SEC_Img(sec);
    ASSERTX(IMG_Valid(img));
    
    if ( KnobNoSharedLibs.Value() && IMG_Type(img) == IMG_TYPE_SHAREDLIB)
        return;
    
    for (BBL bbl = TRACE_BblHead(trace); BBL_Valid(bbl); bbl = BBL_Next(bbl))
    {
        // Record the registers into a dummy buffer so we can count them
#define MAX_STATS_PER_BLOCK (128*1024)
        UINT16 buffer[MAX_STATS_PER_BLOCK];
        INT32 count = RecordRegisters(bbl, buffer, MAX_STATS_PER_BLOCK);
        ASSERTX(count < MAX_STATS_PER_BLOCK);
        
        // Summarize the stats for the bbl in a 0 terminated list
        // This is done at instrumentation time
        UINT16 * stats = new UINT16[count];

        memcpy(stats, buffer, count * sizeof(UINT16));

        // Insert instrumentation to count the number of times the bbl is executed
        BBLSTATS * bblstats = new BBLSTATS(stats);
        INS_InsertCall(BBL_InsHead(bbl), IPOINT_BEFORE, AFUNPTR(docount), 
                       IARG_PTR, bblstats->_counter,
                       IARG_THREAD_ID,
                       IARG_END);

        // Remember the counter and stats so we can compute a summary at the end
        statsList.push_back(bblstats);
    }
}
Exemple #5
0
VOID Trace(TRACE trace, VOID *v)
{
    if ( KnobNoSharedLibs.Value()
         && IMG_Type(SEC_Img(RTN_Sec(TRACE_Rtn(trace)))) == IMG_TYPE_SHAREDLIB)
        return;
    
    const BOOL accurate_handling_of_predicates = KnobProfilePredicated.Value();
    
    for (BBL bbl = TRACE_BblHead(trace); BBL_Valid(bbl); bbl = BBL_Next(bbl))
    {
        // Summarize the stats for the bbl in a 0 terminated list
        // This is done at instrumentation time
        UINT16 * stats = new UINT16[BBL_NumIns(bbl) + 1];

        INT32 index = 0;
        for (INS ins = BBL_InsHead(bbl); INS_Valid(ins); ins = INS_Next(ins))
        {
            // Count the number of times a predicated instruction is actually executed
            // this is expensive and hence disabled by default
            if( INS_IsPredicated(ins) && accurate_handling_of_predicates )
            {
                INS_InsertPredicatedCall(ins,
                                         IPOINT_BEFORE,
                                         AFUNPTR(docount),
                                         IARG_PTR, &(GlobalStatsDynamic.predicated_true[INS_Category(ins)]),
                                         IARG_END);    
            }
            
            stats[index++] = INS_GetStatsIndex(ins);
        }
        stats[index] = 0;

        // Insert instrumentation to count the number of times the bbl is executed
        BBLSTATS * bblstats = new BBLSTATS(stats);
        INS_InsertCall(BBL_InsHead(bbl), IPOINT_BEFORE, AFUNPTR(docount), IARG_PTR, &(bblstats->_counter), IARG_END);

        // Remember the counter and stats so we can compute a summary at the end
        statsList.push_back(bblstats);
    }
}