blob: 94cc89c9af1c52015618ca693ae3db79fa38748a [file] [log] [blame]
// Copyright 2018 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 "src/common/globals.h"
#include "src/objects/fixed-array.h"
#include "src/objects/js-objects.h"
#include "src/objects/shared-function-info.h"
namespace v8 {
namespace internal {
namespace wasm {
class ObjectAccess : public AllStatic {
// Convert an offset into an object to an offset into a tagged object.
static constexpr int ToTagged(int offset) { return offset - kHeapObjectTag; }
// Get the offset into a fixed array for a given {index}.
static constexpr int ElementOffsetInTaggedFixedArray(int index) {
return ToTagged(FixedArray::OffsetOfElementAt(index));
// Get the offset of the context stored in a {JSFunction} object.
static constexpr int ContextOffsetInTaggedJSFunction() {
return ToTagged(JSFunction::kContextOffset);
// Get the offset of the shared function info in a {JSFunction} object.
static constexpr int SharedFunctionInfoOffsetInTaggedJSFunction() {
return ToTagged(JSFunction::kSharedFunctionInfoOffset);
// Get the offset of the formal parameter count in a {SharedFunctionInfo}
// object.
static constexpr int FormalParameterCountOffsetInSharedFunctionInfo() {
return ToTagged(SharedFunctionInfo::kFormalParameterCountOffset);
// Get the offset of the flags in a {SharedFunctionInfo} object.
static constexpr int FlagsOffsetInSharedFunctionInfo() {
return ToTagged(SharedFunctionInfo::kFlagsOffset);
} // namespace wasm
} // namespace internal
} // namespace v8