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Fix get object inline cache bug

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we must convert form of inline cache when find complex case(max index is greater than 1) of get object.

Signed-off-by: Seonghyun Kim <sh8281.kim@samsung.com>
This commit is contained in:
Seonghyun Kim 2022-03-28 17:43:18 +09:00 • committed by Hyukwoo Park
commit e6ff2808c8
1 changed files with 11 additions and 1 deletions
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12
src/interpreter/ByteCodeInterpreter.cpp
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@ -2239,10 +2239,20 @@ NEVER_INLINE void ByteCodeInterpreter::getObjectPrecomputedCaseOperationCacheMis
goto GiveUp;
}
if (code->m_inlineCacheProtoTraverseMaxIndex == 0 && (cachedhiddenClassChain.size() - 1) != 0) {
// convert simple case to complex case
for (size_t i = 1; i < inlineCache->m_cache.size(); i++) {
auto oldClass = inlineCache->m_cache[i].m_cachedhiddenClass;
block->m_inlineCacheDataSize += sizeof(size_t);
currentCodeSizeTotal += sizeof(size_t);
inlineCache->m_cache[i].m_cachedhiddenClassChain = (ObjectStructure**)GC_MALLOC(sizeof(ObjectStructure*));
inlineCache->m_cache[i].m_cachedhiddenClassChain[0] = oldClass;
}
}
code->m_inlineCacheProtoTraverseMaxIndex = std::max(cachedhiddenClassChain.size() - 1, (size_t)code->m_inlineCacheProtoTraverseMaxIndex);
newItem.m_cachedhiddenClassChainLength = cachedhiddenClassChain.size();
if (newItem.m_cachedhiddenClassChainLength == 1) {
if (newItem.m_cachedhiddenClassChainLength == 1 && code->m_inlineCacheProtoTraverseMaxIndex == 0) {
newItem.m_cachedhiddenClass = cachedhiddenClassChain[0];
} else {
block->m_inlineCacheDataSize += sizeof(size_t) * cachedhiddenClassChain.size();