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Issue 1149203003: Revert of Implement SharedArrayBuffer (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 7 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/bootstrapper.h" 5 #include "src/bootstrapper.h"
6 6
7 #include "src/accessors.h" 7 #include "src/accessors.h"
8 #include "src/api-natives.h" 8 #include "src/api-natives.h"
9 #include "src/base/utils/random-number-generator.h" 9 #include "src/base/utils/random-number-generator.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
(...skipping 1729 matching lines...) Expand 10 before | Expand all | Expand 10 after
1740 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_sloppy) 1740 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_sloppy)
1741 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_unicode) 1741 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_unicode)
1742 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_unicode_regexps) 1742 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_unicode_regexps)
1743 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_computed_property_names) 1743 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_computed_property_names)
1744 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_rest_parameters) 1744 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_rest_parameters)
1745 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_reflect) 1745 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_reflect)
1746 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_spreadcalls) 1746 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_spreadcalls)
1747 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_destructuring) 1747 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_destructuring)
1748 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_object) 1748 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_object)
1749 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_spread_arrays) 1749 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_spread_arrays)
1750 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_sharedarraybuffer)
1751 1750
1752 1751
1753 void Genesis::InstallNativeFunctions_harmony_proxies() { 1752 void Genesis::InstallNativeFunctions_harmony_proxies() {
1754 if (FLAG_harmony_proxies) { 1753 if (FLAG_harmony_proxies) {
1755 INSTALL_NATIVE(JSFunction, "$proxyDerivedHasTrap", derived_has_trap); 1754 INSTALL_NATIVE(JSFunction, "$proxyDerivedHasTrap", derived_has_trap);
1756 INSTALL_NATIVE(JSFunction, "$proxyDerivedGetTrap", derived_get_trap); 1755 INSTALL_NATIVE(JSFunction, "$proxyDerivedGetTrap", derived_get_trap);
1757 INSTALL_NATIVE(JSFunction, "$proxyDerivedSetTrap", derived_set_trap); 1756 INSTALL_NATIVE(JSFunction, "$proxyDerivedSetTrap", derived_set_trap);
1758 INSTALL_NATIVE(JSFunction, "$proxyEnumerate", proxy_enumerate); 1757 INSTALL_NATIVE(JSFunction, "$proxyEnumerate", proxy_enumerate);
1759 } 1758 }
1760 } 1759 }
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1834 Handle<JSObject> builtins(native_context()->builtins()); 1833 Handle<JSObject> builtins(native_context()->builtins());
1835 1834
1836 Handle<HeapObject> flag(FLAG_harmony_tostring ? heap()->true_value() 1835 Handle<HeapObject> flag(FLAG_harmony_tostring ? heap()->true_value()
1837 : heap()->false_value()); 1836 : heap()->false_value());
1838 Runtime::SetObjectProperty(isolate(), builtins, 1837 Runtime::SetObjectProperty(isolate(), builtins,
1839 factory()->harmony_tostring_string(), flag, 1838 factory()->harmony_tostring_string(), flag,
1840 STRICT).Assert(); 1839 STRICT).Assert();
1841 } 1840 }
1842 1841
1843 1842
1844 void Genesis::InitializeGlobal_harmony_sharedarraybuffer() {
1845 if (!FLAG_harmony_sharedarraybuffer) return;
1846
1847 Handle<JSGlobalObject> global(
1848 JSGlobalObject::cast(native_context()->global_object()));
1849
1850 Handle<JSFunction> shared_array_buffer_fun = InstallFunction(
1851 global, "SharedArrayBuffer", JS_ARRAY_BUFFER_TYPE,
1852 JSArrayBuffer::kSizeWithInternalFields,
1853 isolate()->initial_object_prototype(), Builtins::kIllegal);
1854 native_context()->set_shared_array_buffer_fun(*shared_array_buffer_fun);
1855 }
1856
1857
1858 Handle<JSFunction> Genesis::InstallInternalArray(Handle<JSObject> target, 1843 Handle<JSFunction> Genesis::InstallInternalArray(Handle<JSObject> target,
1859 const char* name, 1844 const char* name,
1860 ElementsKind elements_kind) { 1845 ElementsKind elements_kind) {
1861 // --- I n t e r n a l A r r a y --- 1846 // --- I n t e r n a l A r r a y ---
1862 // An array constructor on the builtins object that works like 1847 // An array constructor on the builtins object that works like
1863 // the public Array constructor, except that its prototype 1848 // the public Array constructor, except that its prototype
1864 // doesn't inherit from Object.prototype. 1849 // doesn't inherit from Object.prototype.
1865 // To be used only for internal work by builtins. Instances 1850 // To be used only for internal work by builtins. Instances
1866 // must not be leaked to user code. 1851 // must not be leaked to user code.
1867 Handle<JSObject> prototype = 1852 Handle<JSObject> prototype =
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2412 static const char* harmony_computed_property_names_natives[] = {nullptr}; 2397 static const char* harmony_computed_property_names_natives[] = {nullptr};
2413 static const char* harmony_rest_parameters_natives[] = {nullptr}; 2398 static const char* harmony_rest_parameters_natives[] = {nullptr};
2414 static const char* harmony_reflect_natives[] = {"native harmony-reflect.js", 2399 static const char* harmony_reflect_natives[] = {"native harmony-reflect.js",
2415 nullptr}; 2400 nullptr};
2416 static const char* harmony_spreadcalls_natives[] = { 2401 static const char* harmony_spreadcalls_natives[] = {
2417 "native harmony-spread.js", nullptr}; 2402 "native harmony-spread.js", nullptr};
2418 static const char* harmony_destructuring_natives[] = {nullptr}; 2403 static const char* harmony_destructuring_natives[] = {nullptr};
2419 static const char* harmony_object_natives[] = {"native harmony-object.js", 2404 static const char* harmony_object_natives[] = {"native harmony-object.js",
2420 NULL}; 2405 NULL};
2421 static const char* harmony_spread_arrays_natives[] = {nullptr}; 2406 static const char* harmony_spread_arrays_natives[] = {nullptr};
2422 static const char* harmony_sharedarraybuffer_natives[] = {
2423 "native harmony-sharedarraybuffer.js", NULL};
2424 2407
2425 for (int i = ExperimentalNatives::GetDebuggerCount(); 2408 for (int i = ExperimentalNatives::GetDebuggerCount();
2426 i < ExperimentalNatives::GetBuiltinsCount(); i++) { 2409 i < ExperimentalNatives::GetBuiltinsCount(); i++) {
2427 #define INSTALL_EXPERIMENTAL_NATIVES(id, desc) \ 2410 #define INSTALL_EXPERIMENTAL_NATIVES(id, desc) \
2428 if (FLAG_##id) { \ 2411 if (FLAG_##id) { \
2429 for (size_t j = 0; id##_natives[j] != NULL; j++) { \ 2412 for (size_t j = 0; id##_natives[j] != NULL; j++) { \
2430 Vector<const char> script_name = ExperimentalNatives::GetScriptName(i); \ 2413 Vector<const char> script_name = ExperimentalNatives::GetScriptName(i); \
2431 if (strncmp(script_name.start(), id##_natives[j], \ 2414 if (strncmp(script_name.start(), id##_natives[j], \
2432 script_name.length()) == 0) { \ 2415 script_name.length()) == 0) { \
2433 if (!CompileExperimentalBuiltin(isolate(), i)) return false; \ 2416 if (!CompileExperimentalBuiltin(isolate(), i)) return false; \
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3062 return from + sizeof(NestingCounterType); 3045 return from + sizeof(NestingCounterType);
3063 } 3046 }
3064 3047
3065 3048
3066 // Called when the top-level V8 mutex is destroyed. 3049 // Called when the top-level V8 mutex is destroyed.
3067 void Bootstrapper::FreeThreadResources() { 3050 void Bootstrapper::FreeThreadResources() {
3068 DCHECK(!IsActive()); 3051 DCHECK(!IsActive());
3069 } 3052 }
3070 3053
3071 } } // namespace v8::internal 3054 } } // namespace v8::internal
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