// Copyright 2019 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "debug-helper-internal.h" #include "src/common/ptr-compr-inl.h" #include "torque-generated/class-debug-readers-tq.h" namespace i = v8::internal; namespace v8_debug_helper_internal { bool IsPointerCompressed(uintptr_t address) { #if COMPRESS_POINTERS_BOOL return address < i::kPtrComprHeapReservationSize; #else return false; #endif } uintptr_t EnsureDecompressed(uintptr_t address, uintptr_t any_uncompressed_ptr) { if (!COMPRESS_POINTERS_BOOL || !IsPointerCompressed(address)) return address; return i::DecompressTaggedAny(any_uncompressed_ptr, static_cast<i::Tagged_t>(address)); } d::PropertyKind GetArrayKind(d::MemoryAccessResult mem_result) { d::PropertyKind indexed_field_kind{}; switch (mem_result) { case d::MemoryAccessResult::kOk: indexed_field_kind = d::PropertyKind::kArrayOfKnownSize; break; case d::MemoryAccessResult::kAddressNotValid: indexed_field_kind = d::PropertyKind::kArrayOfUnknownSizeDueToInvalidMemory; break; default: indexed_field_kind = d::PropertyKind::kArrayOfUnknownSizeDueToValidButInaccessibleMemory; break; } return indexed_field_kind; } std::vector<std::unique_ptr<ObjectProperty>> TqObject::GetProperties( d::MemoryAccessor accessor) const { return std::vector<std::unique_ptr<ObjectProperty>>(); } const char* TqObject::GetName() const { return "v8::internal::Object"; } void TqObject::Visit(TqObjectVisitor* visitor) const { visitor->VisitObject(this); } bool TqObject::IsSuperclassOf(const TqObject* other) const { return GetName() != other->GetName(); } } // namespace v8_debug_helper_internal