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-rw-r--r--deps/v8/src/objects/module.h113
1 files changed, 66 insertions, 47 deletions
diff --git a/deps/v8/src/objects/module.h b/deps/v8/src/objects/module.h
index fd9f9ace80..ec63ddb640 100644
--- a/deps/v8/src/objects/module.h
+++ b/deps/v8/src/objects/module.h
@@ -8,6 +8,7 @@
#include "src/objects.h"
#include "src/objects/fixed-array.h"
#include "src/objects/js-objects.h"
+#include "src/objects/struct.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
@@ -26,8 +27,9 @@ class String;
class Zone;
// The runtime representation of an ECMAScript module.
-class Module : public Struct, public NeverReadOnlySpaceObject {
+class Module : public Struct {
public:
+ NEVER_READ_ONLY_SPACE
DECL_CAST(Module)
DECL_VERIFIER(Module)
DECL_PRINTER(Module)
@@ -66,11 +68,11 @@ class Module : public Struct, public NeverReadOnlySpaceObject {
};
// The exception in the case {status} is kErrored.
- Object* GetException();
+ Object GetException();
// The shared function info in case {status} is not kEvaluating, kEvaluated or
// kErrored.
- SharedFunctionInfo* GetSharedFunctionInfo() const;
+ SharedFunctionInfo GetSharedFunctionInfo() const;
// The namespace object (or undefined).
DECL_ACCESSORS(module_namespace, HeapObject)
@@ -89,7 +91,7 @@ class Module : public Struct, public NeverReadOnlySpaceObject {
DECL_ACCESSORS(import_meta, Object)
// Get the ModuleInfo associated with the code.
- inline ModuleInfo* info() const;
+ inline ModuleInfo info() const;
// Implementation of spec operation ModuleDeclarationInstantiation.
// Returns false if an exception occurred during instantiation, true
@@ -103,7 +105,7 @@ class Module : public Struct, public NeverReadOnlySpaceObject {
static V8_WARN_UNUSED_RESULT MaybeHandle<Object> Evaluate(
Isolate* isolate, Handle<Module> module);
- Cell* GetCell(int cell_index);
+ Cell GetCell(int cell_index);
static Handle<Object> LoadVariable(Isolate* isolate, Handle<Module> module,
int cell_index);
static void StoreVariable(Handle<Module> module, int cell_index,
@@ -123,21 +125,26 @@ class Module : public Struct, public NeverReadOnlySpaceObject {
static Handle<JSModuleNamespace> GetModuleNamespace(Isolate* isolate,
Handle<Module> module);
- static const int kCodeOffset = HeapObject::kHeaderSize;
- static const int kExportsOffset = kCodeOffset + kPointerSize;
- static const int kRegularExportsOffset = kExportsOffset + kPointerSize;
- static const int kRegularImportsOffset = kRegularExportsOffset + kPointerSize;
- static const int kHashOffset = kRegularImportsOffset + kPointerSize;
- static const int kModuleNamespaceOffset = kHashOffset + kPointerSize;
- static const int kRequestedModulesOffset =
- kModuleNamespaceOffset + kPointerSize;
- static const int kStatusOffset = kRequestedModulesOffset + kPointerSize;
- static const int kDfsIndexOffset = kStatusOffset + kPointerSize;
- static const int kDfsAncestorIndexOffset = kDfsIndexOffset + kPointerSize;
- static const int kExceptionOffset = kDfsAncestorIndexOffset + kPointerSize;
- static const int kScriptOffset = kExceptionOffset + kPointerSize;
- static const int kImportMetaOffset = kScriptOffset + kPointerSize;
- static const int kSize = kImportMetaOffset + kPointerSize;
+// Layout description.
+#define MODULE_FIELDS(V) \
+ V(kCodeOffset, kTaggedSize) \
+ V(kExportsOffset, kTaggedSize) \
+ V(kRegularExportsOffset, kTaggedSize) \
+ V(kRegularImportsOffset, kTaggedSize) \
+ V(kHashOffset, kTaggedSize) \
+ V(kModuleNamespaceOffset, kTaggedSize) \
+ V(kRequestedModulesOffset, kTaggedSize) \
+ V(kStatusOffset, kTaggedSize) \
+ V(kDfsIndexOffset, kTaggedSize) \
+ V(kDfsAncestorIndexOffset, kTaggedSize) \
+ V(kExceptionOffset, kTaggedSize) \
+ V(kScriptOffset, kTaggedSize) \
+ V(kImportMetaOffset, kTaggedSize) \
+ /* Total size. */ \
+ V(kSize, 0)
+
+ DEFINE_FIELD_OFFSET_CONSTANTS(Struct::kHeaderSize, MODULE_FIELDS)
+#undef MODULE_FIELDS
private:
friend class Factory;
@@ -210,7 +217,7 @@ class Module : public Struct, public NeverReadOnlySpaceObject {
void PrintStatusTransition(Status new_status);
#endif // DEBUG
- DISALLOW_IMPLICIT_CONSTRUCTORS(Module);
+ OBJECT_CONSTRUCTORS(Module, Struct);
};
// When importing a module namespace (import * as foo from "bar"), a
@@ -243,13 +250,20 @@ class JSModuleNamespace : public JSObject {
kInObjectFieldCount,
};
- static const int kModuleOffset = JSObject::kHeaderSize;
- static const int kHeaderSize = kModuleOffset + kPointerSize;
+// Layout description.
+#define JS_MODULE_NAMESPACE_FIELDS(V) \
+ V(kModuleOffset, kTaggedSize) \
+ /* Header size. */ \
+ V(kHeaderSize, 0) \
+ V(kInObjectFieldsOffset, kTaggedSize* kInObjectFieldCount) \
+ /* Total size. */ \
+ V(kSize, 0)
- static const int kSize = kHeaderSize + kPointerSize * kInObjectFieldCount;
+ DEFINE_FIELD_OFFSET_CONSTANTS(JSObject::kHeaderSize,
+ JS_MODULE_NAMESPACE_FIELDS)
+#undef JS_MODULE_NAMESPACE_FIELDS
- private:
- DISALLOW_IMPLICIT_CONSTRUCTORS(JSModuleNamespace);
+ OBJECT_CONSTRUCTORS(JSModuleNamespace, JSObject);
};
// ModuleInfo is to ModuleDescriptor what ScopeInfo is to Scope.
@@ -260,21 +274,21 @@ class ModuleInfo : public FixedArray {
static Handle<ModuleInfo> New(Isolate* isolate, Zone* zone,
ModuleDescriptor* descr);
- inline FixedArray* module_requests() const;
- inline FixedArray* special_exports() const;
- inline FixedArray* regular_exports() const;
- inline FixedArray* regular_imports() const;
- inline FixedArray* namespace_imports() const;
- inline FixedArray* module_request_positions() const;
+ inline FixedArray module_requests() const;
+ inline FixedArray special_exports() const;
+ inline FixedArray regular_exports() const;
+ inline FixedArray regular_imports() const;
+ inline FixedArray namespace_imports() const;
+ inline FixedArray module_request_positions() const;
// Accessors for [regular_exports].
int RegularExportCount() const;
- String* RegularExportLocalName(int i) const;
+ String RegularExportLocalName(int i) const;
int RegularExportCellIndex(int i) const;
- FixedArray* RegularExportExportNames(int i) const;
+ FixedArray RegularExportExportNames(int i) const;
#ifdef DEBUG
- inline bool Equals(ModuleInfo* other) const;
+ inline bool Equals(ModuleInfo other) const;
#endif
private:
@@ -295,7 +309,7 @@ class ModuleInfo : public FixedArray {
kRegularExportExportNamesOffset,
kRegularExportLength
};
- DISALLOW_IMPLICIT_CONSTRUCTORS(ModuleInfo);
+ OBJECT_CONSTRUCTORS(ModuleInfo, FixedArray);
};
class ModuleInfoEntry : public Struct {
@@ -319,17 +333,22 @@ class ModuleInfoEntry : public Struct {
int module_request, int cell_index,
int beg_pos, int end_pos);
- static const int kExportNameOffset = HeapObject::kHeaderSize;
- static const int kLocalNameOffset = kExportNameOffset + kPointerSize;
- static const int kImportNameOffset = kLocalNameOffset + kPointerSize;
- static const int kModuleRequestOffset = kImportNameOffset + kPointerSize;
- static const int kCellIndexOffset = kModuleRequestOffset + kPointerSize;
- static const int kBegPosOffset = kCellIndexOffset + kPointerSize;
- static const int kEndPosOffset = kBegPosOffset + kPointerSize;
- static const int kSize = kEndPosOffset + kPointerSize;
-
- private:
- DISALLOW_IMPLICIT_CONSTRUCTORS(ModuleInfoEntry);
+// Layout description.
+#define MODULE_INFO_FIELDS(V) \
+ V(kExportNameOffset, kTaggedSize) \
+ V(kLocalNameOffset, kTaggedSize) \
+ V(kImportNameOffset, kTaggedSize) \
+ V(kModuleRequestOffset, kTaggedSize) \
+ V(kCellIndexOffset, kTaggedSize) \
+ V(kBegPosOffset, kTaggedSize) \
+ V(kEndPosOffset, kTaggedSize) \
+ /* Total size. */ \
+ V(kSize, 0)
+
+ DEFINE_FIELD_OFFSET_CONSTANTS(Struct::kHeaderSize, MODULE_INFO_FIELDS)
+#undef MODULE_INFO_FIELDS
+
+ OBJECT_CONSTRUCTORS(ModuleInfoEntry, Struct);
};
} // namespace internal
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