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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/245411">245411</a></dd>
<dt>Author</dt> <dd>kocsen_chung@apple.com</dd>
<dt>Date</dt> <dd>2019-05-16 15:47:59 -0700 (Thu, 16 May 2019)</dd>
</dl>
<h3>Log Message</h3>
<pre>Revert "Cherry-pick <a href="http://trac.webkit.org/projects/webkit/changeset/244996">r244996</a>. rdar://problem/50754980"</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branchessafari607212branchJSTestsChangeLog">branches/safari-607.2.1.2-branch/JSTests/ChangeLog</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoreAPIJSValueRefcpp">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/JSValueRef.cpp</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoreAPIteststestapicpp">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/tests/testapi.cpp</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoreChangeLog">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoredfgDFGOperationscpp">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/dfg/DFGOperations.cpp</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoreruntimeSymbolcpp">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.cpp</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoreruntimeSymbolh">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.h</a></li>
<li><a href="#branchessafari607212branchSourceJavaScriptCoreruntimeSymbolConstructorcpp">branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/SymbolConstructor.cpp</a></li>
</ul>
<h3>Removed Paths</h3>
<ul>
<li><a href="#branchessafari607212branchJSTestsstresschecksymboldescriptionoomjs">branches/safari-607.2.1.2-branch/JSTests/stress/check-symbol-description-oom.js</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="branchessafari607212branchJSTestsChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/JSTests/ChangeLog (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/JSTests/ChangeLog 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/JSTests/ChangeLog 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -1,51 +1,5 @@
</span><span class="cx"> 2019-05-15 Alan Coon <alancoon@apple.com>
</span><span class="cx">
</span><del>- Cherry-pick r244996. rdar://problem/50754980
-
- [JSC] We should check OOM for description string of Symbol
- https://bugs.webkit.org/show_bug.cgi?id=197634
-
- Reviewed by Keith Miller.
-
- JSTests:
-
- * stress/check-symbol-description-oom.js: Added.
- (shouldThrow):
-
- Source/JavaScriptCore:
-
- When resoling JSString for description of Symbol, we should check OOM error.
- We also change JSValueMakeSymbol(..., nullptr) to returning a symbol value
- without description, (1) to simplify the code and (2) give a way for JSC API
- to create a symbol value without description.
-
- * API/JSValueRef.cpp:
- (JSValueMakeSymbol):
- * API/tests/testapi.cpp:
- (TestAPI::symbolsTypeof):
- (TestAPI::symbolsDescription):
- (testCAPIViaCpp):
- * dfg/DFGOperations.cpp:
- * runtime/Symbol.cpp:
- (JSC::Symbol::createWithDescription):
- * runtime/Symbol.h:
- * runtime/SymbolConstructor.cpp:
- (JSC::callSymbol):
-
- git-svn-id: https://svn.webkit.org/repository/webkit/trunk@244996 268f45cc-cd09-0410-ab3c-d52691b4dbfc
-
- 2019-05-06 Yusuke Suzuki <ysuzuki@apple.com>
-
- [JSC] We should check OOM for description string of Symbol
- https://bugs.webkit.org/show_bug.cgi?id=197634
-
- Reviewed by Keith Miller.
-
- * stress/check-symbol-description-oom.js: Added.
- (shouldThrow):
-
-2019-05-15 Alan Coon <alancoon@apple.com>
-
</del><span class="cx"> Cherry-pick r243948. rdar://problem/50754972
</span><span class="cx">
</span><span class="cx"> SIGSEGV in JSC::BytecodeGenerator::addStringConstant
</span></span></pre></div>
<a id="branchessafari607212branchJSTestsstresschecksymboldescriptionoomjs"></a>
<div class="delfile"><h4>Deleted: branches/safari-607.2.1.2-branch/JSTests/stress/check-symbol-description-oom.js (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/JSTests/stress/check-symbol-description-oom.js 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/JSTests/stress/check-symbol-description-oom.js 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -1,18 +0,0 @@
</span><del>-function shouldThrow(func, errorMessage) {
- var errorThrown = false;
- var error = null;
- try {
- func();
- } catch (e) {
- errorThrown = true;
- error = e;
- }
- if (!errorThrown)
- throw new Error('not thrown');
- if (String(error) !== errorMessage)
- throw new Error(`bad error: ${String(error)}`);
-}
-
-const s0 = (-1).toLocaleString();
-const s1 = s0.padEnd(2147483647, ' ');
-shouldThrow(() => Symbol(s1), `Error: Out of memory`);
</del></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoreAPIJSValueRefcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/JSValueRef.cpp (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/JSValueRef.cpp 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/JSValueRef.cpp 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -330,12 +330,13 @@
</span><span class="cx"> return nullptr;
</span><span class="cx"> }
</span><span class="cx"> ExecState* exec = toJS(ctx);
</span><del>- VM& vm = exec->vm();
</del><span class="cx"> JSLockHolder locker(exec);
</span><ins>+ auto scope = DECLARE_CATCH_SCOPE(exec->vm());
</ins><span class="cx">
</span><del>- if (!description)
- return toRef(exec, Symbol::create(vm));
- return toRef(exec, Symbol::createWithDescription(vm, description->string()));
</del><ins>+ JSString* jsDescription = jsString(exec, description ? description->string() : String());
+ RETURN_IF_EXCEPTION(scope, nullptr);
+
+ return toRef(exec, Symbol::create(exec, jsDescription));
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> JSValueRef JSValueMakeString(JSContextRef ctx, JSStringRef string)
</span></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoreAPIteststestapicpp"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/tests/testapi.cpp (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/tests/testapi.cpp 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/API/tests/testapi.cpp 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -129,7 +129,6 @@
</span><span class="cx">
</span><span class="cx"> void basicSymbol();
</span><span class="cx"> void symbolsTypeof();
</span><del>- void symbolsDescription();
</del><span class="cx"> void symbolsGetPropertyForKey();
</span><span class="cx"> void symbolsSetPropertyForKey();
</span><span class="cx"> void symbolsHasPropertyForKey();
</span><span class="lines">@@ -268,7 +267,6 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> static const char* isSymbolFunction = "(function isSymbol(symbol) { return typeof(symbol) === 'symbol'; })";
</span><del>-static const char* getSymbolDescription = "(function getSymbolDescription(symbol) { return symbol.description; })";
</del><span class="cx"> static const char* getFunction = "(function get(object, key) { return object[key]; })";
</span><span class="cx"> static const char* setFunction = "(function set(object, key, value) { object[key] = value; })";
</span><span class="cx">
</span><span class="lines">@@ -282,32 +280,11 @@
</span><span class="cx">
</span><span class="cx"> void TestAPI::symbolsTypeof()
</span><span class="cx"> {
</span><del>- {
- JSValueRef symbol = JSValueMakeSymbol(context, nullptr);
- check(functionReturnsTrue(isSymbolFunction, symbol), "JSValueMakeSymbol makes a symbol value");
- }
- {
- APIString description("dope");
- JSValueRef symbol = JSValueMakeSymbol(context, description);
- check(functionReturnsTrue(isSymbolFunction, symbol), "JSValueMakeSymbol makes a symbol value");
- }
</del><ins>+ APIString description("dope");
+ JSValueRef symbol = JSValueMakeSymbol(context, description);
+ check(functionReturnsTrue(isSymbolFunction, symbol), "JSValueMakeSymbol makes a symbol value");
</ins><span class="cx"> }
</span><span class="cx">
</span><del>-void TestAPI::symbolsDescription()
-{
- {
- JSValueRef symbol = JSValueMakeSymbol(context, nullptr);
- auto result = callFunction(getSymbolDescription, symbol);
- check(JSValueIsStrictEqual(context, result.value(), JSValueMakeUndefined(context)), "JSValueMakeSymbol with nullptr description produces a symbol value without description");
- }
- {
- APIString description("dope");
- JSValueRef symbol = JSValueMakeSymbol(context, description);
- auto result = callFunction(getSymbolDescription, symbol);
- check(JSValueIsStrictEqual(context, result.value(), JSValueMakeString(context, description)), "JSValueMakeSymbol with description string produces a symbol value with description");
- }
-}
-
</del><span class="cx"> void TestAPI::symbolsGetPropertyForKey()
</span><span class="cx"> {
</span><span class="cx"> auto objects = interestingObjects();
</span><span class="lines">@@ -517,7 +494,6 @@
</span><span class="cx">
</span><span class="cx"> RUN(basicSymbol());
</span><span class="cx"> RUN(symbolsTypeof());
</span><del>- RUN(symbolsDescription());
</del><span class="cx"> RUN(symbolsGetPropertyForKey());
</span><span class="cx"> RUN(symbolsSetPropertyForKey());
</span><span class="cx"> RUN(symbolsHasPropertyForKey());
</span></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/ChangeLog (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/ChangeLog 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/ChangeLog 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -1,66 +1,5 @@
</span><span class="cx"> 2019-05-15 Alan Coon <alancoon@apple.com>
</span><span class="cx">
</span><del>- Cherry-pick r244996. rdar://problem/50754980
-
- [JSC] We should check OOM for description string of Symbol
- https://bugs.webkit.org/show_bug.cgi?id=197634
-
- Reviewed by Keith Miller.
-
- JSTests:
-
- * stress/check-symbol-description-oom.js: Added.
- (shouldThrow):
-
- Source/JavaScriptCore:
-
- When resoling JSString for description of Symbol, we should check OOM error.
- We also change JSValueMakeSymbol(..., nullptr) to returning a symbol value
- without description, (1) to simplify the code and (2) give a way for JSC API
- to create a symbol value without description.
-
- * API/JSValueRef.cpp:
- (JSValueMakeSymbol):
- * API/tests/testapi.cpp:
- (TestAPI::symbolsTypeof):
- (TestAPI::symbolsDescription):
- (testCAPIViaCpp):
- * dfg/DFGOperations.cpp:
- * runtime/Symbol.cpp:
- (JSC::Symbol::createWithDescription):
- * runtime/Symbol.h:
- * runtime/SymbolConstructor.cpp:
- (JSC::callSymbol):
-
- git-svn-id: https://svn.webkit.org/repository/webkit/trunk@244996 268f45cc-cd09-0410-ab3c-d52691b4dbfc
-
- 2019-05-06 Yusuke Suzuki <ysuzuki@apple.com>
-
- [JSC] We should check OOM for description string of Symbol
- https://bugs.webkit.org/show_bug.cgi?id=197634
-
- Reviewed by Keith Miller.
-
- When resoling JSString for description of Symbol, we should check OOM error.
- We also change JSValueMakeSymbol(..., nullptr) to returning a symbol value
- without description, (1) to simplify the code and (2) give a way for JSC API
- to create a symbol value without description.
-
- * API/JSValueRef.cpp:
- (JSValueMakeSymbol):
- * API/tests/testapi.cpp:
- (TestAPI::symbolsTypeof):
- (TestAPI::symbolsDescription):
- (testCAPIViaCpp):
- * dfg/DFGOperations.cpp:
- * runtime/Symbol.cpp:
- (JSC::Symbol::createWithDescription):
- * runtime/Symbol.h:
- * runtime/SymbolConstructor.cpp:
- (JSC::callSymbol):
-
-2019-05-15 Alan Coon <alancoon@apple.com>
-
</del><span class="cx"> Cherry-pick r243948. rdar://problem/50754972
</span><span class="cx">
</span><span class="cx"> SIGSEGV in JSC::BytecodeGenerator::addStringConstant
</span></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoredfgDFGOperationscpp"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/dfg/DFGOperations.cpp (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/dfg/DFGOperations.cpp 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/dfg/DFGOperations.cpp 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -2272,12 +2272,8 @@
</span><span class="cx"> {
</span><span class="cx"> VM& vm = exec->vm();
</span><span class="cx"> NativeCallFrameTracer tracer(&vm, exec);
</span><del>- auto scope = DECLARE_THROW_SCOPE(vm);
</del><span class="cx">
</span><del>- String string = description->value(exec);
- RETURN_IF_EXCEPTION(scope, nullptr);
-
- return Symbol::createWithDescription(vm, string);
</del><ins>+ return Symbol::create(exec, description);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> JSCell* JIT_OPERATION operationNewStringObject(ExecState* exec, JSString* string, Structure* structure)
</span></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoreruntimeSymbolcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.cpp (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.cpp 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.cpp 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -116,9 +116,11 @@
</span><span class="cx"> return symbol;
</span><span class="cx"> }
</span><span class="cx">
</span><del>-Symbol* Symbol::createWithDescription(VM& vm, const String& description)
</del><ins>+Symbol* Symbol::create(ExecState* exec, JSString* description)
</ins><span class="cx"> {
</span><del>- Symbol* symbol = new (NotNull, allocateCell<Symbol>(vm.heap)) Symbol(vm, description);
</del><ins>+ VM& vm = exec->vm();
+ String desc = description->value(exec);
+ Symbol* symbol = new (NotNull, allocateCell<Symbol>(vm.heap)) Symbol(vm, desc);
</ins><span class="cx"> symbol->finishCreation(vm);
</span><span class="cx"> return symbol;
</span><span class="cx"> }
</span></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoreruntimeSymbolh"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.h (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.h 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/Symbol.h 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -52,7 +52,7 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> static Symbol* create(VM&);
</span><del>- static Symbol* createWithDescription(VM&, const String&);
</del><ins>+ static Symbol* create(ExecState*, JSString* description);
</ins><span class="cx"> JS_EXPORT_PRIVATE static Symbol* create(VM&, SymbolImpl& uid);
</span><span class="cx">
</span><span class="cx"> const PrivateName& privateName() const { return m_privateName; }
</span></span></pre></div>
<a id="branchessafari607212branchSourceJavaScriptCoreruntimeSymbolConstructorcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/SymbolConstructor.cpp (245410 => 245411)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/SymbolConstructor.cpp 2019-05-16 22:47:56 UTC (rev 245410)
+++ branches/safari-607.2.1.2-branch/Source/JavaScriptCore/runtime/SymbolConstructor.cpp 2019-05-16 22:47:59 UTC (rev 245411)
</span><span class="lines">@@ -79,16 +79,10 @@
</span><span class="cx">
</span><span class="cx"> static EncodedJSValue JSC_HOST_CALL callSymbol(ExecState* exec)
</span><span class="cx"> {
</span><del>- VM& vm = exec->vm();
- auto scope = DECLARE_THROW_SCOPE(vm);
-
</del><span class="cx"> JSValue description = exec->argument(0);
</span><span class="cx"> if (description.isUndefined())
</span><del>- return JSValue::encode(Symbol::create(vm));
-
- String string = description.toWTFString(exec);
- RETURN_IF_EXCEPTION(scope, { });
- return JSValue::encode(Symbol::createWithDescription(vm, string));
</del><ins>+ return JSValue::encode(Symbol::create(exec->vm()));
+ return JSValue::encode(Symbol::create(exec, description.toString(exec)));
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> EncodedJSValue JSC_HOST_CALL symbolConstructorFor(ExecState* exec)
</span></span></pre>
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