diff options
author | Michaël Zasso <targos@protonmail.com> | 2018-09-07 17:07:13 +0200 |
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committer | Michaël Zasso <targos@protonmail.com> | 2018-09-07 20:59:13 +0200 |
commit | 586db2414a338e1bf6eaf6e672a3adc7ce309f6a (patch) | |
tree | 139fa972aef648481ddee22a3a85b99707d28df5 /deps/v8/src/runtime/runtime-test.cc | |
parent | 12ed7c94e5160aa6d38e3d2cb2a73dae0a6f9342 (diff) | |
download | node-new-586db2414a338e1bf6eaf6e672a3adc7ce309f6a.tar.gz |
deps: update V8 to 6.9.427.22
PR-URL: https://github.com/nodejs/node/pull/21983
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Diffstat (limited to 'deps/v8/src/runtime/runtime-test.cc')
-rw-r--r-- | deps/v8/src/runtime/runtime-test.cc | 184 |
1 files changed, 93 insertions, 91 deletions
diff --git a/deps/v8/src/runtime/runtime-test.cc b/deps/v8/src/runtime/runtime-test.cc index 8cec33c23d..03251b67e1 100644 --- a/deps/v8/src/runtime/runtime-test.cc +++ b/deps/v8/src/runtime/runtime-test.cc @@ -5,6 +5,7 @@ #include "src/runtime/runtime-utils.h" #include <memory> +#include <sstream> #include "src/api.h" #include "src/arguments.h" @@ -59,7 +60,7 @@ bool IsWasmInstantiateAllowed(v8::Isolate* isolate, } v8::Local<v8::WasmCompiledModule> module = v8::Local<v8::WasmCompiledModule>::Cast(module_or_bytes); - return static_cast<uint32_t>(module->GetWasmWireBytes()->Length()) <= + return static_cast<uint32_t>(module->GetWasmWireBytesRef().size) <= ctrls.MaxWasmBufferSize; } @@ -139,16 +140,16 @@ RUNTIME_FUNCTION(Runtime_DeoptimizeFunction) { // Ignore calls on non-function objects to avoid runtime errors. CONVERT_ARG_HANDLE_CHECKED(Object, function_object, 0); if (!function_object->IsJSFunction()) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } Handle<JSFunction> function = Handle<JSFunction>::cast(function_object); // If the function is not optimized, just return. - if (!function->IsOptimized()) return isolate->heap()->undefined_value(); + if (!function->IsOptimized()) return ReadOnlyRoots(isolate).undefined_value(); Deoptimizer::DeoptimizeFunction(*function); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -160,15 +161,15 @@ RUNTIME_FUNCTION(Runtime_DeoptimizeNow) { // Find the JavaScript function on the top of the stack. JavaScriptFrameIterator it(isolate); - if (!it.done()) function = Handle<JSFunction>(it.frame()->function()); - if (function.is_null()) return isolate->heap()->undefined_value(); + if (!it.done()) function = handle(it.frame()->function(), isolate); + if (function.is_null()) return ReadOnlyRoots(isolate).undefined_value(); // If the function is not optimized, just return. - if (!function->IsOptimized()) return isolate->heap()->undefined_value(); + if (!function->IsOptimized()) return ReadOnlyRoots(isolate).undefined_value(); Deoptimizer::DeoptimizeFunction(*function); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -176,9 +177,9 @@ RUNTIME_FUNCTION(Runtime_RunningInSimulator) { SealHandleScope shs(isolate); DCHECK_EQ(0, args.length()); #if defined(USE_SIMULATOR) - return isolate->heap()->true_value(); + return ReadOnlyRoots(isolate).true_value(); #else - return isolate->heap()->false_value(); + return ReadOnlyRoots(isolate).false_value(); #endif } @@ -195,14 +196,14 @@ RUNTIME_FUNCTION(Runtime_OptimizeFunctionOnNextCall) { // This function is used by fuzzers, ignore calls with bogus arguments count. if (args.length() != 1 && args.length() != 2) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } // This function is used by fuzzers to get coverage for optimizations // in compiler. Ignore calls on non-function objects to avoid runtime errors. CONVERT_ARG_HANDLE_CHECKED(Object, function_object, 0); if (!function_object->IsJSFunction()) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } Handle<JSFunction> function = Handle<JSFunction>::cast(function_object); @@ -210,24 +211,24 @@ RUNTIME_FUNCTION(Runtime_OptimizeFunctionOnNextCall) { // JSFunction::MarkForOptimization(). if (!function->shared()->allows_lazy_compilation()) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } // If function isn't compiled, compile it now. if (!function->shared()->is_compiled() && !Compiler::Compile(function, Compiler::CLEAR_EXCEPTION)) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } // If the function is already optimized, just return. if (function->IsOptimized() || function->shared()->HasAsmWasmData()) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } // If the function has optimized code, ensure that we check for it and return. if (function->HasOptimizedCode()) { DCHECK(function->ChecksOptimizationMarker()); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } ConcurrencyMode concurrency_mode = ConcurrencyMode::kNotConcurrent; @@ -256,7 +257,7 @@ RUNTIME_FUNCTION(Runtime_OptimizeFunctionOnNextCall) { JSFunction::EnsureFeedbackVector(function); function->MarkForOptimization(concurrency_mode); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_OptimizeOsr) { @@ -271,11 +272,11 @@ RUNTIME_FUNCTION(Runtime_OptimizeOsr) { // Find the JavaScript function on the top of the stack. JavaScriptFrameIterator it(isolate); while (!it.done() && stack_depth--) it.Advance(); - if (!it.done()) function = Handle<JSFunction>(it.frame()->function()); - if (function.is_null()) return isolate->heap()->undefined_value(); + if (!it.done()) function = handle(it.frame()->function(), isolate); + if (function.is_null()) return ReadOnlyRoots(isolate).undefined_value(); // If the function is already optimized, just return. - if (function->IsOptimized()) return isolate->heap()->undefined_value(); + if (function->IsOptimized()) return ReadOnlyRoots(isolate).undefined_value(); // Ensure that the function is marked for non-concurrent optimization, so that // subsequent runs don't also optimize. @@ -294,7 +295,7 @@ RUNTIME_FUNCTION(Runtime_OptimizeOsr) { it.frame(), AbstractCode::kMaxLoopNestingMarker); } - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -305,12 +306,12 @@ RUNTIME_FUNCTION(Runtime_NeverOptimizeFunction) { // in compiler. Ignore calls on non-function objects to avoid runtime errors. CONVERT_ARG_HANDLE_CHECKED(Object, function_object, 0); if (!function_object->IsJSFunction()) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } Handle<JSFunction> function = Handle<JSFunction>::cast(function_object); function->shared()->DisableOptimization( BailoutReason::kOptimizationDisabledForTest); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_GetOptimizationStatus) { @@ -339,7 +340,8 @@ RUNTIME_FUNCTION(Runtime_GetOptimizationStatus) { bool sync_with_compiler_thread = true; if (args.length() == 2) { CONVERT_ARG_HANDLE_CHECKED(Object, sync_object, 1); - if (!sync_object->IsString()) return isolate->heap()->undefined_value(); + if (!sync_object->IsString()) + return ReadOnlyRoots(isolate).undefined_value(); Handle<String> sync = Handle<String>::cast(sync_object); if (sync->IsOneByteEqualTo(STATIC_CHAR_VECTOR("no sync"))) { sync_with_compiler_thread = false; @@ -401,7 +403,7 @@ RUNTIME_FUNCTION(Runtime_UnblockConcurrentRecompilation) { isolate->concurrent_recompilation_enabled()) { isolate->optimizing_compile_dispatcher()->Unblock(); } - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_GetDeoptCount) { @@ -466,7 +468,7 @@ RUNTIME_FUNCTION(Runtime_ClearFunctionFeedback) { DCHECK_EQ(1, args.length()); CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0); function->ClearTypeFeedbackInfo(); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_SetWasmCompileControls) { @@ -479,7 +481,7 @@ RUNTIME_FUNCTION(Runtime_SetWasmCompileControls) { ctrl.AllowAnySizeForAsync = allow_async; ctrl.MaxWasmBufferSize = static_cast<uint32_t>(block_size->value()); v8_isolate->SetWasmModuleCallback(WasmModuleOverride); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_SetWasmInstantiateControls) { @@ -487,14 +489,14 @@ RUNTIME_FUNCTION(Runtime_SetWasmInstantiateControls) { v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); CHECK_EQ(args.length(), 0); v8_isolate->SetWasmInstanceCallback(WasmInstanceOverride); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_NotifyContextDisposed) { HandleScope scope(isolate); DCHECK_EQ(0, args.length()); isolate->heap()->NotifyContextDisposed(true); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -518,7 +520,7 @@ RUNTIME_FUNCTION(Runtime_SetAllocationTimeout) { } } #endif - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -530,7 +532,7 @@ RUNTIME_FUNCTION(Runtime_DebugPrint) { // MaybeObject*. MaybeObject* maybe_object = reinterpret_cast<MaybeObject*>(args[0]); - OFStream os(stdout); + StdoutStream os; if (maybe_object->IsClearedWeakHeapObject()) { os << "[weak cleared]"; } else { @@ -595,14 +597,14 @@ RUNTIME_FUNCTION(Runtime_PrintWithNameForAssert) { args[1]->ShortPrint(); PrintF("\n"); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_DebugTrace) { SealHandleScope shs(isolate); DCHECK_EQ(0, args.length()); isolate->PrintStack(stdout); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_DebugTrackRetainingPath) { @@ -616,18 +618,18 @@ RUNTIME_FUNCTION(Runtime_DebugTrackRetainingPath) { RetainingPathOption option = RetainingPathOption::kDefault; if (args.length() == 2) { CONVERT_ARG_HANDLE_CHECKED(String, str, 1); - const char track_ephemeral_path[] = "track-ephemeral-path"; - if (str->IsOneByteEqualTo(STATIC_CHAR_VECTOR(track_ephemeral_path))) { - option = RetainingPathOption::kTrackEphemeralPath; + const char track_ephemeron_path[] = "track-ephemeron-path"; + if (str->IsOneByteEqualTo(STATIC_CHAR_VECTOR(track_ephemeron_path))) { + option = RetainingPathOption::kTrackEphemeronPath; } else if (str->length() != 0) { PrintF("Unexpected second argument of DebugTrackRetainingPath.\n"); PrintF("Expected an empty string or '%s', got '%s'.\n", - track_ephemeral_path, str->ToCString().get()); + track_ephemeron_path, str->ToCString().get()); } } isolate->heap()->AddRetainingPathTarget(object, option); } - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } // This will not allocate (flatten the string), but it may run @@ -652,7 +654,7 @@ RUNTIME_FUNCTION(Runtime_SystemBreak) { HandleScope scope(isolate); DCHECK_EQ(0, args.length()); base::OS::DebugBreak(); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -664,7 +666,7 @@ RUNTIME_FUNCTION(Runtime_SetFlags) { std::unique_ptr<char[]> flags = arg->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); FlagList::SetFlagsFromString(flags.get(), StrLength(flags.get())); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_SetForceSlowPath) { @@ -677,7 +679,7 @@ RUNTIME_FUNCTION(Runtime_SetForceSlowPath) { DCHECK(arg->IsFalse(isolate)); isolate->set_force_slow_path(false); } - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_Abort) { @@ -707,12 +709,6 @@ RUNTIME_FUNCTION(Runtime_AbortJS) { } -RUNTIME_FUNCTION(Runtime_NativeScriptsCount) { - DCHECK_EQ(0, args.length()); - return Smi::FromInt(Natives::GetBuiltinsCount()); -} - - RUNTIME_FUNCTION(Runtime_DisassembleFunction) { HandleScope scope(isolate); #ifdef DEBUG @@ -721,13 +717,13 @@ RUNTIME_FUNCTION(Runtime_DisassembleFunction) { CONVERT_ARG_HANDLE_CHECKED(JSFunction, func, 0); if (!func->is_compiled() && !Compiler::Compile(func, Compiler::KEEP_EXCEPTION)) { - return isolate->heap()->exception(); + return ReadOnlyRoots(isolate).exception(); } - OFStream os(stdout); + StdoutStream os; func->code()->Print(os); os << std::endl; #endif // DEBUG - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } namespace { @@ -756,7 +752,7 @@ RUNTIME_FUNCTION(Runtime_TraceEnter) { PrintIndentation(isolate); JavaScriptFrame::PrintTop(isolate, stdout, true, false); PrintF(" {\n"); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } @@ -784,7 +780,7 @@ RUNTIME_FUNCTION(Runtime_InNewSpace) { SealHandleScope shs(isolate); DCHECK_EQ(1, args.length()); CONVERT_ARG_CHECKED(Object, obj, 0); - return isolate->heap()->ToBoolean(isolate->heap()->InNewSpace(obj)); + return isolate->heap()->ToBoolean(Heap::InNewSpace(obj)); } RUNTIME_FUNCTION(Runtime_IsAsmWasmCode) { @@ -793,14 +789,14 @@ RUNTIME_FUNCTION(Runtime_IsAsmWasmCode) { CONVERT_ARG_CHECKED(JSFunction, function, 0); if (!function->shared()->HasAsmWasmData()) { // Doesn't have wasm data. - return isolate->heap()->false_value(); + return ReadOnlyRoots(isolate).false_value(); } if (function->shared()->HasBuiltinId() && function->shared()->builtin_id() == Builtins::kInstantiateAsmJs) { // Hasn't been compiled yet. - return isolate->heap()->false_value(); + return ReadOnlyRoots(isolate).false_value(); } - return isolate->heap()->true_value(); + return ReadOnlyRoots(isolate).true_value(); } namespace { @@ -817,7 +813,7 @@ RUNTIME_FUNCTION(Runtime_DisallowCodegenFromStrings) { v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); v8_isolate->SetAllowCodeGenerationFromStringsCallback( flag ? DisallowCodegenFromStringsCallback : nullptr); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_DisallowWasmCodegen) { @@ -827,7 +823,7 @@ RUNTIME_FUNCTION(Runtime_DisallowWasmCodegen) { v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); v8_isolate->SetAllowWasmCodeGenerationCallback( flag ? DisallowCodegenFromStringsCallback : nullptr); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_IsWasmCode) { @@ -908,18 +904,17 @@ RUNTIME_FUNCTION(Runtime_SerializeWasmModule) { DCHECK_EQ(1, args.length()); CONVERT_ARG_HANDLE_CHECKED(WasmModuleObject, module_obj, 0); - Handle<WasmCompiledModule> compiled_module(module_obj->compiled_module(), - isolate); + wasm::NativeModule* native_module = module_obj->native_module(); size_t compiled_size = - wasm::GetSerializedNativeModuleSize(isolate, compiled_module); + wasm::GetSerializedNativeModuleSize(isolate, native_module); void* array_data = isolate->array_buffer_allocator()->Allocate(compiled_size); Handle<JSArrayBuffer> array_buffer = isolate->factory()->NewJSArrayBuffer(); JSArrayBuffer::Setup(array_buffer, isolate, false, array_data, compiled_size); if (!array_data || !wasm::SerializeNativeModule( - isolate, compiled_module, + isolate, native_module, {reinterpret_cast<uint8_t*>(array_data), compiled_size})) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } return *array_buffer; } @@ -954,35 +949,17 @@ RUNTIME_FUNCTION(Runtime_DeserializeWasmModule) { } Handle<WasmModuleObject> module_object; if (!maybe_module_object.ToHandle(&module_object)) { - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } return *module_object; } -RUNTIME_FUNCTION(Runtime_ValidateWasmInstancesChain) { - HandleScope shs(isolate); - DCHECK_EQ(2, args.length()); - CONVERT_ARG_HANDLE_CHECKED(WasmModuleObject, module_obj, 0); - CONVERT_ARG_HANDLE_CHECKED(Smi, instance_count, 1); - WasmInstanceObject::ValidateInstancesChainForTesting(isolate, module_obj, - instance_count->value()); - return isolate->heap()->ToBoolean(true); -} - -RUNTIME_FUNCTION(Runtime_ValidateWasmModuleState) { - HandleScope shs(isolate); - DCHECK_EQ(1, args.length()); - CONVERT_ARG_HANDLE_CHECKED(WasmModuleObject, module_obj, 0); - WasmModuleObject::ValidateStateForTesting(isolate, module_obj); - return isolate->heap()->ToBoolean(true); -} - RUNTIME_FUNCTION(Runtime_HeapObjectVerify) { HandleScope shs(isolate); DCHECK_EQ(1, args.length()); CONVERT_ARG_HANDLE_CHECKED(Object, object, 0); #ifdef VERIFY_HEAP - object->ObjectVerify(); + object->ObjectVerify(isolate); #else CHECK(object->IsObject()); if (object->IsHeapObject()) { @@ -994,6 +971,18 @@ RUNTIME_FUNCTION(Runtime_HeapObjectVerify) { return isolate->heap()->ToBoolean(true); } +RUNTIME_FUNCTION(Runtime_WasmGetNumberOfInstances) { + SealHandleScope shs(isolate); + DCHECK_EQ(1, args.length()); + CONVERT_ARG_HANDLE_CHECKED(WasmModuleObject, module_obj, 0); + int instance_count = 0; + WeakArrayList* weak_instance_list = module_obj->weak_instance_list(); + for (int i = 0; i < weak_instance_list->length(); ++i) { + if (weak_instance_list->Get(i)->IsWeakHeapObject()) instance_count++; + } + return Smi::FromInt(instance_count); +} + RUNTIME_FUNCTION(Runtime_WasmNumInterpretedCalls) { DCHECK_EQ(1, args.length()); HandleScope scope(isolate); @@ -1012,7 +1001,7 @@ RUNTIME_FUNCTION(Runtime_RedirectToWasmInterpreter) { WasmInstanceObject::GetOrCreateDebugInfo(instance); WasmDebugInfo::RedirectToInterpreter(debug_info, Vector<int>(&function_index, 1)); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_WasmTraceMemory) { @@ -1041,7 +1030,7 @@ RUNTIME_FUNCTION(Runtime_WasmTraceMemory) { : wasm::ExecutionEngine::kTurbofan; wasm::TraceMemoryOperation(eng, info, func_index, pos - func_start, mem_start); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_IsLiftoffFunction) { @@ -1049,9 +1038,14 @@ RUNTIME_FUNCTION(Runtime_IsLiftoffFunction) { DCHECK_EQ(1, args.length()); CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0); CHECK(WasmExportedFunction::IsWasmExportedFunction(*function)); - wasm::WasmCode* wasm_code = - WasmExportedFunction::cast(*function)->GetWasmCode(); - return isolate->heap()->ToBoolean(wasm_code->is_liftoff()); + Handle<WasmExportedFunction> exp_fun = + Handle<WasmExportedFunction>::cast(function); + wasm::NativeModule* native_module = + exp_fun->instance()->module_object()->native_module(); + uint32_t func_index = exp_fun->function_index(); + return isolate->heap()->ToBoolean( + native_module->has_code(func_index) && + native_module->code(func_index)->is_liftoff()); } RUNTIME_FUNCTION(Runtime_CompleteInobjectSlackTracking) { @@ -1059,9 +1053,9 @@ RUNTIME_FUNCTION(Runtime_CompleteInobjectSlackTracking) { DCHECK_EQ(1, args.length()); CONVERT_ARG_HANDLE_CHECKED(JSObject, object, 0); - object->map()->CompleteInobjectSlackTracking(); + object->map()->CompleteInobjectSlackTracking(isolate); - return isolate->heap()->undefined_value(); + return ReadOnlyRoots(isolate).undefined_value(); } RUNTIME_FUNCTION(Runtime_FreezeWasmLazyCompilation) { @@ -1069,8 +1063,16 @@ RUNTIME_FUNCTION(Runtime_FreezeWasmLazyCompilation) { DisallowHeapAllocation no_gc; CONVERT_ARG_CHECKED(WasmInstanceObject, instance, 0); - instance->compiled_module()->GetNativeModule()->set_lazy_compile_frozen(true); - return isolate->heap()->undefined_value(); + instance->module_object()->native_module()->set_lazy_compile_frozen(true); + return ReadOnlyRoots(isolate).undefined_value(); +} + +RUNTIME_FUNCTION(Runtime_WasmMemoryHasFullGuardRegion) { + DCHECK_EQ(1, args.length()); + DisallowHeapAllocation no_gc; + CONVERT_ARG_CHECKED(WasmMemoryObject, memory, 0); + + return isolate->heap()->ToBoolean(memory->has_full_guard_region(isolate)); } } // namespace internal |