diff options
Diffstat (limited to 'Source/JavaScriptCore/dfg/DFGOSREntry.cpp')
| -rw-r--r-- | Source/JavaScriptCore/dfg/DFGOSREntry.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGOSREntry.cpp b/Source/JavaScriptCore/dfg/DFGOSREntry.cpp index 21c76c6fe..9a7bc96cc 100644 --- a/Source/JavaScriptCore/dfg/DFGOSREntry.cpp +++ b/Source/JavaScriptCore/dfg/DFGOSREntry.cpp @@ -42,7 +42,6 @@ void* prepareOSREntry(ExecState* exec, CodeBlock* codeBlock, unsigned bytecodeIn ASSERT(codeBlock->alternative()); ASSERT(codeBlock->alternative()->getJITType() == JITCode::BaselineJIT); ASSERT(!codeBlock->jitCodeMap()); - ASSERT(codeBlock->numberOfDFGOSREntries()); #if ENABLE(JIT_VERBOSE_OSR) dataLog("OSR in %p(%p) from bc#%u\n", codeBlock, codeBlock->alternative(), bytecodeIndex); @@ -51,6 +50,13 @@ void* prepareOSREntry(ExecState* exec, CodeBlock* codeBlock, unsigned bytecodeIn JSGlobalData* globalData = &exec->globalData(); OSREntryData* entry = codeBlock->dfgOSREntryDataForBytecodeIndex(bytecodeIndex); + if (!entry) { +#if ENABLE(JIT_VERBOSE_OSR) + dataLog(" OSR failed because the entrypoint was optimized out.\n"); +#endif + return 0; + } + ASSERT(entry->m_bytecodeIndex == bytecodeIndex); // The code below checks if it is safe to perform OSR entry. It may find |