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Unified Diff: src/objects.h

Issue 894683003: Introduce LanguageMode, drop StrictMode. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebased (w/ conflicts) Created 5 years, 10 months ago
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Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index 7fa71d4ac00781a94d1e8f37a79d3cfeb2262d75..b5da265ecc70d9d5d738d5708a3b409fa9f75bea 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -1121,23 +1121,23 @@ class Object {
// Implementation of [[Put]], ECMA-262 5th edition, section 8.12.5.
MUST_USE_RESULT static MaybeHandle<Object> SetProperty(
Handle<Object> object, Handle<Name> key, Handle<Object> value,
- StrictMode strict_mode,
+ LanguageMode language_mode,
StoreFromKeyed store_mode = MAY_BE_STORE_FROM_KEYED);
MUST_USE_RESULT static MaybeHandle<Object> SetProperty(
- LookupIterator* it, Handle<Object> value, StrictMode strict_mode,
+ LookupIterator* it, Handle<Object> value, LanguageMode language_mode,
StoreFromKeyed store_mode,
StorePropertyMode data_store_mode = NORMAL_PROPERTY);
MUST_USE_RESULT static MaybeHandle<Object> WriteToReadOnlyProperty(
- LookupIterator* it, Handle<Object> value, StrictMode strict_mode);
+ LookupIterator* it, Handle<Object> value, LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> WriteToReadOnlyElement(
Isolate* isolate, Handle<Object> receiver, uint32_t index,
- Handle<Object> value, StrictMode strict_mode);
+ Handle<Object> value, LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> SetDataProperty(
LookupIterator* it, Handle<Object> value);
MUST_USE_RESULT static MaybeHandle<Object> AddDataProperty(
LookupIterator* it, Handle<Object> value, PropertyAttributes attributes,
- StrictMode strict_mode, StoreFromKeyed store_mode);
+ LanguageMode language_mode, StoreFromKeyed store_mode);
MUST_USE_RESULT static inline MaybeHandle<Object> GetPropertyOrElement(
Handle<Object> object,
Handle<Name> key);
@@ -1157,7 +1157,7 @@ class Object {
MUST_USE_RESULT static MaybeHandle<Object> SetPropertyWithAccessor(
Handle<Object> receiver, Handle<Name> name, Handle<Object> value,
Handle<JSObject> holder, Handle<Object> structure,
- StrictMode strict_mode);
+ LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> GetPropertyWithDefinedGetter(
Handle<Object> receiver,
@@ -1180,7 +1180,7 @@ class Object {
MUST_USE_RESULT static MaybeHandle<Object> SetElementWithReceiver(
Isolate* isolate, Handle<Object> object, Handle<Object> receiver,
- uint32_t index, Handle<Object> value, StrictMode strict_mode);
+ uint32_t index, Handle<Object> value, LanguageMode language_mode);
static inline Handle<Object> GetPrototypeSkipHiddenPrototypes(
Isolate* isolate, Handle<Object> receiver);
@@ -1592,11 +1592,8 @@ class JSReceiver: public HeapObject {
DECLARE_CAST(JSReceiver)
MUST_USE_RESULT static MaybeHandle<Object> SetElement(
- Handle<JSReceiver> object,
- uint32_t index,
- Handle<Object> value,
- PropertyAttributes attributes,
- StrictMode strict_mode);
+ Handle<JSReceiver> object, uint32_t index, Handle<Object> value,
+ PropertyAttributes attributes, LanguageMode language_mode);
// Implementation of [[HasProperty]], ECMA-262 5th edition, section 8.12.6.
MUST_USE_RESULT static inline Maybe<bool> HasProperty(
@@ -1611,10 +1608,10 @@ class JSReceiver: public HeapObject {
// Implementation of [[Delete]], ECMA-262 5th edition, section 8.12.7.
MUST_USE_RESULT static MaybeHandle<Object> DeleteProperty(
Handle<JSReceiver> object, Handle<Name> name,
- StrictMode strict_mode = SLOPPY);
+ LanguageMode language_mode = SLOPPY);
MUST_USE_RESULT static MaybeHandle<Object> DeleteElement(
Handle<JSReceiver> object, uint32_t index,
- StrictMode strict_mode = SLOPPY);
+ LanguageMode language_mode = SLOPPY);
// Tests for the fast common case for property enumeration.
bool IsSimpleEnum();
@@ -1932,27 +1929,18 @@ class JSObject: public JSReceiver {
Handle<JSObject> object, uint32_t index);
MUST_USE_RESULT static MaybeHandle<Object> SetFastElement(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- StrictMode strict_mode,
- bool check_prototype);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ LanguageMode language_mode, bool check_prototype);
MUST_USE_RESULT static MaybeHandle<Object> SetOwnElement(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- StrictMode strict_mode);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ LanguageMode language_mode);
// Empty handle is returned if the element cannot be set to the given value.
MUST_USE_RESULT static MaybeHandle<Object> SetElement(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- PropertyAttributes attributes,
- StrictMode strict_mode,
- bool check_prototype = true,
- SetPropertyMode set_mode = SET_PROPERTY);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ PropertyAttributes attributes, LanguageMode language_mode,
+ bool check_prototype = true, SetPropertyMode set_mode = SET_PROPERTY);
// Returns the index'th element.
// The undefined object if index is out of bounds.
@@ -2284,47 +2272,30 @@ class JSObject: public JSReceiver {
bool continue_search);
MUST_USE_RESULT static MaybeHandle<Object> SetElementWithCallback(
Handle<Object> object, Handle<Object> structure, uint32_t index,
- Handle<Object> value, Handle<JSObject> holder, StrictMode strict_mode);
+ Handle<Object> value, Handle<JSObject> holder,
+ LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> SetElementWithInterceptor(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- PropertyAttributes attributes,
- StrictMode strict_mode,
- bool check_prototype,
- SetPropertyMode set_mode);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ PropertyAttributes attributes, LanguageMode language_mode,
+ bool check_prototype, SetPropertyMode set_mode);
MUST_USE_RESULT static MaybeHandle<Object> SetElementWithoutInterceptor(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- PropertyAttributes attributes,
- StrictMode strict_mode,
- bool check_prototype,
- SetPropertyMode set_mode);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ PropertyAttributes attributes, LanguageMode language_mode,
+ bool check_prototype, SetPropertyMode set_mode);
MUST_USE_RESULT
static MaybeHandle<Object> SetElementWithCallbackSetterInPrototypes(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- bool* found,
- StrictMode strict_mode);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ bool* found, LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> SetDictionaryElement(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- PropertyAttributes attributes,
- StrictMode strict_mode,
- bool check_prototype,
- SetPropertyMode set_mode = SET_PROPERTY);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ PropertyAttributes attributes, LanguageMode language_mode,
+ bool check_prototype, SetPropertyMode set_mode = SET_PROPERTY);
MUST_USE_RESULT static MaybeHandle<Object> SetFastDoubleElement(
- Handle<JSObject> object,
- uint32_t index,
- Handle<Object> value,
- StrictMode strict_mode,
- bool check_prototype = true);
+ Handle<JSObject> object, uint32_t index, Handle<Object> value,
+ LanguageMode language_mode, bool check_prototype = true);
MUST_USE_RESULT static MaybeHandle<Object> SetPropertyWithFailedAccessCheck(
- LookupIterator* it, Handle<Object> value, StrictMode strict_mode);
+ LookupIterator* it, Handle<Object> value, LanguageMode language_mode);
// Add a property to a slow-case object.
static void AddSlowProperty(Handle<JSObject> object,
@@ -2333,7 +2304,7 @@ class JSObject: public JSReceiver {
PropertyAttributes attributes);
MUST_USE_RESULT static MaybeHandle<Object> DeleteProperty(
- Handle<JSObject> object, Handle<Name> name, StrictMode strict_mode);
+ Handle<JSObject> object, Handle<Name> name, LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> DeletePropertyWithInterceptor(
Handle<JSObject> holder, Handle<JSObject> receiver, Handle<Name> name);
@@ -2342,7 +2313,7 @@ class JSObject: public JSReceiver {
Handle<Name> name);
MUST_USE_RESULT static MaybeHandle<Object> DeleteElement(
- Handle<JSObject> object, uint32_t index, StrictMode strict_mode);
+ Handle<JSObject> object, uint32_t index, LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> DeleteElementWithInterceptor(
Handle<JSObject> object,
uint32_t index);
@@ -4159,11 +4130,11 @@ class ScopeInfo : public FixedArray {
// Does this scope call eval?
bool CallsEval();
- // Return the strict mode of this scope.
- StrictMode strict_mode();
+ // Return the language mode of this scope.
+ LanguageMode language_mode();
// Does this scope make a sloppy eval call?
- bool CallsSloppyEval() { return CallsEval() && strict_mode() == SLOPPY; }
+ bool CallsSloppyEval() { return CallsEval() && is_sloppy(language_mode()); }
// Return the total number of locals allocated on the stack and in the
// context. This includes the parameters that are allocated in the context.
@@ -4350,7 +4321,8 @@ class ScopeInfo : public FixedArray {
// Properties of scopes.
class ScopeTypeField : public BitField<ScopeType, 0, 4> {};
class CallsEvalField : public BitField<bool, 4, 1> {};
- class StrictModeField : public BitField<StrictMode, 5, 1> {};
+ STATIC_ASSERT(LANGUAGE_END == 2);
+ class LanguageModeField : public BitField<LanguageMode, 5, 1> {};
class FunctionVariableField : public BitField<FunctionVariableInfo, 6, 2> {};
class FunctionVariableMode : public BitField<VariableMode, 8, 3> {};
class AsmModuleField : public BitField<bool, 11, 1> {};
@@ -6910,8 +6882,8 @@ class SharedFunctionInfo: public HeapObject {
DECL_BOOLEAN_ACCESSORS(optimization_disabled)
// Indicates the language mode.
- inline StrictMode strict_mode();
- inline void set_strict_mode(StrictMode strict_mode);
+ inline LanguageMode language_mode();
+ inline void set_language_mode(LanguageMode language_mode);
// False if the function definitely does not allocate an arguments object.
DECL_BOOLEAN_ACCESSORS(uses_arguments)
@@ -7222,6 +7194,8 @@ class SharedFunctionInfo: public HeapObject {
kDeserialized,
kCompilerHintsCount // Pseudo entry
};
+ // Add hints for other modes when they're added.
+ STATIC_ASSERT(LANGUAGE_END == 2);
class FunctionKindBits : public BitField<FunctionKind, kIsArrow, 5> {};
@@ -8081,7 +8055,7 @@ class CompilationCacheTable: public HashTable<CompilationCacheTable,
Handle<Object> Lookup(Handle<String> src, Handle<Context> context);
Handle<Object> LookupEval(Handle<String> src,
Handle<SharedFunctionInfo> shared,
- StrictMode strict_mode, int scope_position);
+ LanguageMode language_mode, int scope_position);
Handle<Object> LookupRegExp(Handle<String> source, JSRegExp::Flags flags);
static Handle<CompilationCacheTable> Put(
Handle<CompilationCacheTable> cache, Handle<String> src,
@@ -9820,7 +9794,7 @@ class JSProxy: public JSReceiver {
MUST_USE_RESULT
static MaybeHandle<Object> SetPropertyViaPrototypesWithHandler(
Handle<JSProxy> proxy, Handle<Object> receiver, Handle<Name> name,
- Handle<Object> value, StrictMode strict_mode, bool* done);
+ Handle<Object> value, LanguageMode language_mode, bool* done);
MUST_USE_RESULT static Maybe<PropertyAttributes>
GetPropertyAttributesWithHandler(Handle<JSProxy> proxy,
@@ -9832,7 +9806,7 @@ class JSProxy: public JSReceiver {
uint32_t index);
MUST_USE_RESULT static MaybeHandle<Object> SetPropertyWithHandler(
Handle<JSProxy> proxy, Handle<Object> receiver, Handle<Name> name,
- Handle<Object> value, StrictMode strict_mode);
+ Handle<Object> value, LanguageMode language_mode);
// Turn the proxy into an (empty) JSObject.
static void Fix(Handle<JSProxy> proxy);
@@ -9873,11 +9847,8 @@ class JSProxy: public JSReceiver {
friend class JSReceiver;
MUST_USE_RESULT static inline MaybeHandle<Object> SetElementWithHandler(
- Handle<JSProxy> proxy,
- Handle<JSReceiver> receiver,
- uint32_t index,
- Handle<Object> value,
- StrictMode strict_mode);
+ Handle<JSProxy> proxy, Handle<JSReceiver> receiver, uint32_t index,
+ Handle<Object> value, LanguageMode language_mode);
MUST_USE_RESULT static Maybe<bool> HasPropertyWithHandler(
Handle<JSProxy> proxy, Handle<Name> name);
@@ -9885,9 +9856,9 @@ class JSProxy: public JSReceiver {
Handle<JSProxy> proxy, uint32_t index);
MUST_USE_RESULT static MaybeHandle<Object> DeletePropertyWithHandler(
- Handle<JSProxy> proxy, Handle<Name> name, StrictMode strict_mode);
+ Handle<JSProxy> proxy, Handle<Name> name, LanguageMode language_mode);
MUST_USE_RESULT static MaybeHandle<Object> DeleteElementWithHandler(
- Handle<JSProxy> proxy, uint32_t index, StrictMode strict_mode);
+ Handle<JSProxy> proxy, uint32_t index, LanguageMode language_mode);
MUST_USE_RESULT Object* GetIdentityHash();
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