diff --git a/irtoc_scripts/common.irt b/irtoc_scripts/common.irt
index 658faa2d7bacb325a015ba3c6c59126904a7632a..107e868c45a98868c3c5480159e641a12ca1a886 100644
--- a/irtoc_scripts/common.irt
+++ b/irtoc_scripts/common.irt
@@ -90,7 +90,6 @@ module Constants
     JS_HCLASS_OBJECT_SIZE_OFFSET = "cross_values::GetJshclassObjectSizeOffset(graph->GetArch())"
     JS_HCLASS_HCLASS_OFFSET = "cross_values::GetJshclassHclassOffset(graph->GetArch())"
 
-    BASE_CLASS_FLAGS_OFFSET = "cross_values::GetBaseClassFlagsOffset(graph->GetArch())"
     HCLASS_IS_BUILTINS_CTOR_MASK = "cross_values::GetHclassIsBuiltinsCtorMask(graph->GetArch())"
 
     DYN_INT_TYPE = "AnyBaseType::ECMASCRIPT_INT_TYPE"
@@ -144,7 +143,6 @@ module Constants
     NUMBER_DICTIONARY_ENTRY_VALUE_INDEX = "cross_values::GetNumberDictionaryEntryValueIndex(graph->GetArch())"
     NUMBER_DICTIONARY_ENTRY_DETAILS_INDEX = "cross_values::GetNumberDictionaryEntryDetailsIndex(graph->GetArch())"
 
-    THREAD_VM_OFFSET = "cross_values::GetThreadVmOffset(graph->GetArch())"
     ECMA_VM_GLOBAL_ENV_OFFSET = "cross_values::GetEcmaVmGlobalEnvOffset(graph->GetArch())"
     GLOBAL_ENV_EMPTY_ARRAY_OFFSET = "cross_values::GetGlobalEnvHeaderSize(graph->GetArch()) + cross_values::GetGlobalEnvEmptyArrayIndex(graph->GetArch()) * cross_values::GetTaggedTypeSize(graph->GetArch())"
 
diff --git a/runtime/asm_defines/asm_defines.def b/runtime/asm_defines/asm_defines.def
index 8786a3f7e817e76e1dfcbb1da42095c6567d4ecf..838c5dde31a30747365e06d32cf43a1bfbdb66b1 100644
--- a/runtime/asm_defines/asm_defines.def
+++ b/runtime/asm_defines/asm_defines.def
@@ -117,6 +117,5 @@ DEFINE_VALUE(FUNCTION_KIND_BUILTIN_CTOR, panda::ecmascript::FunctionKind::BUILTI
 DEFINE_VALUE(FUNCTION_KIND_DERIVED_CTOR, panda::ecmascript::FunctionKind::DERIVED_CONSTRUCTOR)
 DEFINE_VALUE(TAGGED_TYPE_SIZE, panda::ecmascript::JSTaggedValue::TaggedTypeSize())
 DEFINE_VALUE(ECMA_VM_GLOBAL_ENV_OFFSET, panda::ecmascript::EcmaVM::GetGlobalEnvOffset())
-DEFINE_VALUE(THREAD_VM_OFFSET, panda::Thread::GetVmOffset())
 DEFINE_VALUE(GLOBAL_ENV_HEADER_SIZE, panda::ecmascript::GlobalEnv::HEADER_SIZE)
 DEFINE_VALUE(GLOBAL_ENV_EMPTY_ARRAY_INDEX, panda::ecmascript::GlobalEnv::EMPTY_ARRAY_OBJECT_INDEX)
\ No newline at end of file