diff options
Diffstat (limited to 'Source/JavaScriptCore/llint/LowLevelInterpreter64.asm')
| -rw-r--r-- | Source/JavaScriptCore/llint/LowLevelInterpreter64.asm | 61 |
1 files changed, 42 insertions, 19 deletions
diff --git a/Source/JavaScriptCore/llint/LowLevelInterpreter64.asm b/Source/JavaScriptCore/llint/LowLevelInterpreter64.asm index 4bb7b8e1c..7dfcb6728 100644 --- a/Source/JavaScriptCore/llint/LowLevelInterpreter64.asm +++ b/Source/JavaScriptCore/llint/LowLevelInterpreter64.asm @@ -806,20 +806,20 @@ _llint_op_is_string: macro loadPropertyAtVariableOffsetKnownNotFinal(propertyOffsetAsPointer, objectAndStorage, value) assert(macro (ok) bigteq propertyOffsetAsPointer, InlineStorageCapacity, ok end) negp propertyOffsetAsPointer - loadp JSObject::m_outOfLineStorage[objectAndStorage], objectAndStorage - loadp (InlineStorageCapacity - 2) * 8[objectAndStorage, propertyOffsetAsPointer, 8], value + loadp JSObject::m_butterfly[objectAndStorage], objectAndStorage + loadp (InlineStorageCapacity - 1) * 8 - sizeof IndexingHeader[objectAndStorage, propertyOffsetAsPointer, 8], value end macro loadPropertyAtVariableOffset(propertyOffsetAsInt, objectAndStorage, value) bilt propertyOffsetAsInt, InlineStorageCapacity, .isInline - loadp JSObject::m_outOfLineStorage[objectAndStorage], objectAndStorage + loadp JSObject::m_butterfly[objectAndStorage], objectAndStorage negi propertyOffsetAsInt sxi2p propertyOffsetAsInt, propertyOffsetAsInt jmp .ready .isInline: - addp JSFinalObject::m_inlineStorage - (InlineStorageCapacity - 2) * 8, objectAndStorage + addp JSFinalObject::m_inlineStorage - (InlineStorageCapacity - 1) * 8 + sizeof IndexingHeader, objectAndStorage .ready: - loadp (InlineStorageCapacity - 2) * 8[objectAndStorage, propertyOffsetAsInt, 8], value + loadp (InlineStorageCapacity - 1) * 8 - sizeof IndexingHeader[objectAndStorage, propertyOffsetAsInt, 8], value end macro resolveGlobal(size, slow) @@ -953,6 +953,7 @@ _llint_op_get_global_var_watchable: getGlobalVar(5) +_llint_op_init_global_const: _llint_op_put_global_var: traceExecution() loadis 16[PB, PC, 8], t1 @@ -963,6 +964,7 @@ _llint_op_put_global_var: dispatch(3) +_llint_op_init_global_const_check: _llint_op_put_global_var_check: traceExecution() loadp 24[PB, PC, 8], t2 @@ -1015,6 +1017,33 @@ _llint_op_get_by_id_out_of_line: getById(withOutOfLineStorage) +_llint_op_get_array_length: + traceExecution() + loadis 16[PB, PC, 8], t0 + loadp 32[PB, PC, 8], t1 + loadConstantOrVariableCell(t0, t3, .opGetArrayLengthSlow) + loadp JSCell::m_structure[t3], t2 + if VALUE_PROFILER + storep t2, ArrayProfile::m_lastSeenStructure[t1] + end + loadb Structure::m_indexingType[t2], t1 + btiz t1, IsArray, .opGetArrayLengthSlow + btiz t1, HasArrayStorage, .opGetArrayLengthSlow + loadis 8[PB, PC, 8], t1 + loadp 64[PB, PC, 8], t2 + loadp JSObject::m_butterfly[t3], t0 + loadi -sizeof IndexingHeader + IndexingHeader::m_publicLength[t0], t0 + bilt t0, 0, .opGetArrayLengthSlow + orp tagTypeNumber, t0 + valueProfile(t0, t2) + storep t0, [cfr, t1, 8] + dispatch(9) + +.opGetArrayLengthSlow: + callSlowPath(_llint_slow_path_get_by_id) + dispatch(9) + + _llint_op_get_arguments_length: traceExecution() loadis 16[PB, PC, 8], t0 @@ -1132,12 +1161,9 @@ _llint_op_get_by_val: if VALUE_PROFILER storep t3, ArrayProfile::m_lastSeenStructure[t2] end - loadp CodeBlock[cfr], t2 - loadp CodeBlock::m_globalData[t2], t2 - loadp JSGlobalData::jsArrayClassInfo[t2], t2 - bpneq Structure::m_classInfo[t3], t2, .opGetByValSlow - loadp JSArray::m_storage[t0], t3 - biaeq t1, JSArray::m_vectorLength[t0], .opGetByValSlow + btbz Structure::m_indexingType[t3], HasArrayStorage, .opGetByValSlow + loadp JSObject::m_butterfly[t0], t3 + biaeq t1, -sizeof IndexingHeader + IndexingHeader::m_vectorLength[t3], .opGetByValSlow loadis 8[PB, PC, 8], t0 loadp ArrayStorage::m_vector[t3, t1, 8], t2 btpz t2, .opGetByValSlow @@ -1217,12 +1243,9 @@ _llint_op_put_by_val: if VALUE_PROFILER storep t3, ArrayProfile::m_lastSeenStructure[t0] end - loadp CodeBlock[cfr], t0 - loadp CodeBlock::m_globalData[t0], t0 - loadp JSGlobalData::jsArrayClassInfo[t0], t0 - bpneq Structure::m_classInfo[t3], t0, .opPutByValSlow - biaeq t2, JSArray::m_vectorLength[t1], .opPutByValSlow - loadp JSArray::m_storage[t1], t0 + btbz Structure::m_indexingType[t3], HasArrayStorage, .opPutByValSlow + loadp JSObject::m_butterfly[t1], t0 + biaeq t2, -sizeof IndexingHeader + IndexingHeader::m_vectorLength[t0], .opPutByValSlow btpz ArrayStorage::m_vector[t0, t2, 8], .opPutByValEmpty .opPutByValStoreResult: loadis 24[PB, PC, 8], t3 @@ -1233,9 +1256,9 @@ _llint_op_put_by_val: .opPutByValEmpty: addi 1, ArrayStorage::m_numValuesInVector[t0] - bib t2, ArrayStorage::m_length[t0], .opPutByValStoreResult + bib t2, -sizeof IndexingHeader + IndexingHeader::m_publicLength[t0], .opPutByValStoreResult addi 1, t2, t1 - storei t1, ArrayStorage::m_length[t0] + storei t1, -sizeof IndexingHeader + IndexingHeader::m_publicLength[t0] jmp .opPutByValStoreResult .opPutByValSlow: |