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Implement CodeCache for CodeBlock tree

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* update read/write modules for CodeCache
* store and load CodeBlock tree

Signed-off-by: HyukWoo Park <hyukwoo.park@samsung.com>
This commit is contained in:
HyukWoo Park 2020-07-22 15:00:34 +09:00 • committed by Boram Bae
commit 436fac4423
16 changed files with 1322 additions and 8 deletions
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28
src/parser/ScriptParser.cpp
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@ -29,6 +29,9 @@
#include "runtime/Environment.h"
#include "runtime/EnvironmentRecord.h"
#include "debugger/Debugger.h"
#if defined(ENABLE_CODE_CACHE)
#include "codecache/CodeCache.h"
#endif
namespace Escargot {
@ -264,13 +267,36 @@ ScriptParser::InitializeScriptResult ScriptParser::initializeScript(StringView s
programNode->scopeContext()->m_allowSuperCall = parentCodeBlock->allowSuperCall();
programNode->scopeContext()->m_allowSuperProperty = parentCodeBlock->allowSuperProperty();
topCodeBlock = generateCodeBlockTreeFromASTWalker(m_context, scriptSource, script, programNode->scopeContext(), parentCodeBlock, isEvalMode, isEvalCodeInFunction);
generateCodeBlockTreeFromASTWalkerPostProcess(topCodeBlock);
} else {
#if defined(ENABLE_CODE_CACHE)
m_context->vmInstance()->codeCache()->loadMetaInfos(script);
if (getenv("LOAD_CODE_CACHE") && script->codeCacheMetaInfoMap()) {
CacheStringTable* table = m_context->vmInstance()->codeCache()->loadStringTable(m_context, script);
topCodeBlock = m_context->vmInstance()->codeCache()->loadCodeBlockTree(m_context, script, table);
} else {
topCodeBlock = generateCodeBlockTreeFromAST(m_context, scriptSource, script, programNode, isEvalMode, isEvalCodeInFunction);
generateCodeBlockTreeFromASTWalkerPostProcess(topCodeBlock);
}
#else
topCodeBlock = generateCodeBlockTreeFromAST(m_context, scriptSource, script, programNode, isEvalMode, isEvalCodeInFunction);
generateCodeBlockTreeFromASTWalkerPostProcess(topCodeBlock);
#endif
}
generateCodeBlockTreeFromASTWalkerPostProcess(topCodeBlock);
script->m_topCodeBlock = topCodeBlock;
#if defined(ENABLE_CODE_CACHE)
// Code Cache does not support eval code and dynamic function code
if (getenv("STORE_CODE_CACHE")) {
if (!fileName->equals(m_context->staticStrings().lazyEvalInput().string()) && !fileName->equals(m_context->staticStrings().lazyFunctionInput().string())) {
ASSERT(!isEvalMode && !parentCodeBlock);
m_context->vmInstance()->codeCache()->storeCodeBlockTree(script);
m_context->vmInstance()->codeCache()->storeStringTable(script);
}
}
#endif
// dump Code Block
#ifndef NDEBUG
char* dumpCodeBlockTreeValue = getenv("DUMP_CODEBLOCK_TREE");