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Add Generic-BlockInfo for reducing memory usage of BlockInfo

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Signed-off-by: Seonghyun Kim <sh8281.kim@samsung.com>
This commit is contained in:
Seonghyun Kim 2023-12-26 12:33:46 +09:00 • committed by Patrick Kim
commit 1b9be45708
14 changed files with 323 additions and 183 deletions
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57
src/codecache/CodeCacheReaderWriter.cpp
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@ -172,18 +172,17 @@ void CodeCacheWriter::storeInterpretedCodeBlock(InterpretedCodeBlock* codeBlock)
size = blockInfoVector.size();
m_buffer.ensureSize(sizeof(size_t));
m_buffer.put(size);
// FIXME ignore BlockInfo::m_loc member
for (size_t i = 0; i < size; i++) {
m_buffer.ensureSize(2 * sizeof(bool) + 3 * sizeof(uint16_t));
const InterpretedCodeBlock::BlockInfo* info = blockInfoVector[i];
m_buffer.put(info->m_canAllocateEnvironmentOnStack);
m_buffer.put(info->m_shouldAllocateEnvironment);
m_buffer.put((uint16_t)info->m_nodeType);
m_buffer.put((uint16_t)info->m_parentBlockIndex);
m_buffer.put((uint16_t)info->m_blockIndex);
m_buffer.put(info->canAllocateEnvironmentOnStack());
m_buffer.put(info->shouldAllocateEnvironment());
m_buffer.put(info->fromCatchClauseNode());
m_buffer.put((uint16_t)info->parentBlockIndex());
m_buffer.put((uint16_t)info->blockIndex());
// InterpretedCodeBlock::BlockInfo::m_identifiers
const InterpretedCodeBlock::BlockIdentifierInfoVector& infoVector = info->m_identifiers;
const InterpretedCodeBlock::BlockIdentifierInfoVector& infoVector = info->identifiers();
const size_t vectorSize = infoVector.size();
m_buffer.ensureSize(sizeof(size_t) + vectorSize * (2 * sizeof(bool) + 2 * sizeof(size_t)));
m_buffer.put(vectorSize);
@ -738,27 +737,31 @@ InterpretedCodeBlock* CodeCacheReader::loadInterpretedCodeBlock(Context* context
size = m_buffer.get<size_t>();
blockInfoVector.resizeWithUninitializedValues(size);
for (size_t i = 0; i < size; i++) {
InterpretedCodeBlock::BlockInfo* info = new InterpretedCodeBlock::BlockInfo(
#ifndef NDEBUG
ExtendedNodeLOC(0, 0, 0)
#endif
);
info->m_canAllocateEnvironmentOnStack = m_buffer.get<bool>();
info->m_shouldAllocateEnvironment = m_buffer.get<bool>();
info->m_nodeType = (ASTNodeType)m_buffer.get<uint16_t>();
info->m_parentBlockIndex = (LexicalBlockIndex)m_buffer.get<uint16_t>();
info->m_blockIndex = (LexicalBlockIndex)m_buffer.get<uint16_t>();
bool canAllocateEnvironmentOnStack = m_buffer.get<bool>();
bool shouldAllocateEnvironment = m_buffer.get<bool>();
bool fromCatchClauseNode = m_buffer.get<bool>();
LexicalBlockIndex parentBlockIndex = (LexicalBlockIndex)m_buffer.get<uint16_t>();
LexicalBlockIndex blockIndex = (LexicalBlockIndex)m_buffer.get<uint16_t>();
size_t vectorSize = m_buffer.get<size_t>();
info->m_identifiers.resizeWithUninitializedValues(vectorSize);
for (size_t j = 0; j < vectorSize; j++) {
InterpretedCodeBlock::BlockIdentifierInfo idInfo;
idInfo.m_needToAllocateOnStack = m_buffer.get<bool>();
idInfo.m_isMutable = m_buffer.get<bool>();
idInfo.m_indexForIndexedStorage = m_buffer.get<size_t>();
idInfo.m_name = m_stringTable->get(m_buffer.get<size_t>());
info->m_identifiers[j] = idInfo;
InterpretedCodeBlock::BlockInfo* info = InterpretedCodeBlock::BlockInfo::create(
canAllocateEnvironmentOnStack,
shouldAllocateEnvironment,
fromCatchClauseNode,
parentBlockIndex,
blockIndex,
vectorSize);
if (vectorSize) {
ASSERT(!info->isGenericBlockInfo());
info->identifiers().resizeWithUninitializedValues(vectorSize);
for (size_t j = 0; j < vectorSize; j++) {
InterpretedCodeBlock::BlockIdentifierInfo idInfo;
idInfo.m_needToAllocateOnStack = m_buffer.get<bool>();
idInfo.m_isMutable = m_buffer.get<bool>();
idInfo.m_indexForIndexedStorage = m_buffer.get<size_t>();
idInfo.m_name = m_stringTable->get(m_buffer.get<size_t>());
info->identifiers()[j] = idInfo;
}
}
blockInfoVector[i] = info;