void* LinearAllocator::allocImpl(size_t size) {
size = ALIGN(size);
if (size > mMaxAllocSize && !fitsInCurrentPage(size)) {
ALOGV("Exceeded max size %zu > %zu", size, mMaxAllocSize);
// Allocation is too large, create a dedicated page for the allocation
Page* page = newPage(size);
mDedicatedPageCount++;
page->setNext(mPages);
mPages = page;
if (!mCurrentPage)
mCurrentPage = mPages;
return start(page);
}
ensureNext(size);
void* ptr = mNext;
mNext = ((char*)mNext) + size;
mWastedSpace -= size;
return ptr;
}
void QFirm::intraInitialize() {
ensureNext(capacity * output());
updateStarted();
}
const void * CStreamMerger::nextRowGE(const void * seek, unsigned numFields, bool & wasCompleteMatch, const SmartStepExtra & stepExtra)
{
if (ensureNext(seek, numFields, wasCompleteMatch, &stepExtra))
return consumeTop();
return NULL;
}
unsigned CStreamMerger::queryNextInput()
{
if (ensureNext())
return mergeheap[0];
return NotFound;
}
const void * CStreamMerger::queryNextRow()
{
if (ensureNext())
return pending[mergeheap[0]];
return NULL;
}
const void * CStreamMerger::nextRow()
{
if (ensureNext())
return consumeTop();
return NULL;
}
bool CStreamMerger::ensureNext()
{
bool isCompleteMatch = true;
return ensureNext(NULL, 0, isCompleteMatch, NULL);
}
