tdesdk/tdecachegrind/tdecachegrind/fixcost.cpp

/*
 * Part of KCacheGrind
 *
 * 2003, Josef Weidendorfer
 */

#include "fixcost.h"
#include "utils.h"


// FixCost

FixCost::FixCost(TracePart* part, FixPool* pool,
		 TraceFunctionSource* functionSource,
		 PositionSpec& pos,
                 TracePartFunction* partFunction,
		 FixString& s)
{
    int maxCount = part->fixSubMapping()->count();

    _part = part;
    _functionSource = functionSource;
    _pos = pos;

    _cost = (SubCost*) pool->reserve(sizeof(SubCost) * maxCount);
    s.stripSpaces();
    int i = 0;
    while(i<maxCount) {
	if (!s.stripUInt64(_cost[i])) break;
	i++;
    }
    _count = i;

    if (!pool->allocateReserved(sizeof(SubCost) * _count))
	_count = 0;

    _nextCostOfPartFunction = partFunction ?
	partFunction->setFirstFixCost(this) : 0;
}

void* FixCost::operator new(size_t size, FixPool* pool)
{
    return pool->allocate(size);
}

void FixCost::addTo(TraceCost* c)
{
    TraceSubMapping* sm = _part->fixSubMapping();

    int i, realIndex;

    for(i=0; i<_count; i++) {
	realIndex = sm->realIndex(i);
	c->addCost(realIndex, _cost[i]);
    }
}



// FixCallCost

FixCallCost::FixCallCost(TracePart* part, FixPool* pool,
			 TraceFunctionSource* functionSource,
                         unsigned int line, Addr addr,
                         TracePartCall* partCall,
                         SubCost callCount, FixString& s)
{
  if (0) tqDebug("Got FixCallCost (addr 0x%s, line %d): calls %s",
                addr.toString().ascii(), line,
		callCount.pretty().ascii());

  int maxCount = part->fixSubMapping()->count();

    _part = part;
    _functionSource = functionSource;
    _line = line;
    _addr = addr;

    _cost = (SubCost*) pool->reserve(sizeof(SubCost) * (maxCount+1));
    s.stripSpaces();
    int i = 0;
    while(i<maxCount) {
	if (!s.stripUInt64(_cost[i])) break;
	i++;
    }
    _count = i;

    if (!pool->allocateReserved(sizeof(SubCost) * (_count+1) ))
      _count = 0;
    else
      _cost[_count] = callCount;

    _nextCostOfPartCall = partCall ? partCall->setFirstFixCallCost(this) : 0;
}

void* FixCallCost::operator new(size_t size, FixPool* pool)
{
    return pool->allocate(size);
}

void FixCallCost::addTo(TraceCallCost* c)
{
    TraceSubMapping* sm = _part->fixSubMapping();

    int i, realIndex;

    for(i=0; i<_count; i++) {
	realIndex = sm->realIndex(i);
	c->addCost(realIndex, _cost[i]);
    }
    c->addCallCount(_cost[_count]);

    if (0) tqDebug("Adding from (addr 0x%s, ln %d): calls %s",
                  _addr.toString().ascii(), _line,
		  _cost[_count].pretty().ascii());
}

void FixCallCost::setMax(TraceCost* c)
{
    TraceSubMapping* sm = _part->fixSubMapping();

    int i, realIndex;

    for(i=0; i<_count; i++) {
	realIndex = sm->realIndex(i);
	c->maxCost(realIndex, _cost[i]);
    }
}


// FixJump

FixJump::FixJump(TracePart* part, FixPool* pool,
		 unsigned int line, Addr addr,
		 TracePartFunction* partFunction,
		 TraceFunctionSource* source,
		 unsigned int targetLine, Addr targetAddr,
		 TraceFunction* targetFunction,
		 TraceFunctionSource* targetSource,
		 bool isCondJump,
		 SubCost executed, SubCost followed)
{
    _part   = part;
    _source = source;
    _line   = line;
    _addr   = addr;

    _targetFunction = targetFunction;
    _targetSource   = targetSource;
    _targetLine     = targetLine;
    _targetAddr     = targetAddr;
    
    _isCondJump = isCondJump;

    int size = (isCondJump ? 2 : 1) * sizeof(SubCost);
    _cost = (SubCost*) pool->allocate(size);
    _cost[0] = executed;
    if (isCondJump) _cost[1] = followed;

    _nextJumpOfPartFunction = partFunction ?
	partFunction->setFirstFixJump(this) : 0;
}

void* FixJump::operator new(size_t size, FixPool* pool)
{
    return pool->allocate(size);
}

void FixJump::addTo(TraceJumpCost* jc)
{
    jc->addExecutedCount(_cost[0]);
    if (_isCondJump) 
	jc->addFollowedCount(_cost[1]);
}