Merge "Always keep PtNodes that represent non-word info during GC."

main
Keisuke Kuroyanagi 2014-05-15 02:38:56 +00:00 committed by Android (Google) Code Review
commit 39e5a15af0
3 changed files with 9 additions and 5 deletions

View File

@ -29,10 +29,10 @@ bool DynamicPtGcEventListeners
// PtNode is useless when the PtNode is not a terminal and doesn't have any not useless
// children.
bool isUselessPtNode = !ptNodeParams->isTerminal();
if (ptNodeParams->isTerminal()) {
if (ptNodeParams->isTerminal() && !ptNodeParams->representsNonWordInfo()) {
bool needsToKeepPtNode = true;
if (!mPtNodeWriter->updatePtNodeProbabilityAndGetNeedsToKeepPtNodeAfterGC(ptNodeParams,
&needsToKeepPtNode)) {
if (!mPtNodeWriter->updatePtNodeProbabilityAndGetNeedsToKeepPtNodeAfterGC(
ptNodeParams, &needsToKeepPtNode)) {
AKLOGE("Cannot update PtNode probability or get needs to keep PtNode after GC.");
return false;
}

View File

@ -160,7 +160,8 @@ class PtNodeParams {
}
AK_FORCE_INLINE bool representsNonWordInfo() const {
return getCodePointCount() > 0 && CharUtils::isInUnicodeSpace(getCodePoints()[0]);
return getCodePointCount() > 0 && CharUtils::isInUnicodeSpace(getCodePoints()[0])
&& isNotAWord();
}
// Parent node position

View File

@ -213,13 +213,16 @@ bool Ver4PatriciaTrieWritingHelper::truncateUnigrams(
// Delete unigrams.
while (static_cast<int>(priorityQueue.size()) > maxUnigramCount) {
const int ptNodePos = priorityQueue.top().getDictPos();
priorityQueue.pop();
const PtNodeParams ptNodeParams =
ptNodeReader->fetchNodeInfoInBufferFromPtNodePos(ptNodePos);
if (ptNodeParams.representsNonWordInfo()) {
continue;
}
if (!ptNodeWriter->markPtNodeAsWillBecomeNonTerminal(&ptNodeParams)) {
AKLOGE("Cannot mark PtNode as willBecomeNonterminal. PtNode pos: %d", ptNodePos);
return false;
}
priorityQueue.pop();
}
return true;
}