Title: [178435] trunk
Revision
178435
Author
[email protected]
Date
2015-01-14 12:16:23 -0800 (Wed, 14 Jan 2015)

Log Message

Unreviewed, rolling out r178432.
https://bugs.webkit.org/show_bug.cgi?id=140460

Caused 20 JSC Test Failures (Requested by JoePeck on #webkit).

Reverted changeset:

"REGRESSION (r174226): Header on huffingtonpost.com is too
large"
https://bugs.webkit.org/show_bug.cgi?id=140306
http://trac.webkit.org/changeset/178432

Modified Paths

Removed Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (178434 => 178435)


--- trunk/LayoutTests/ChangeLog	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/LayoutTests/ChangeLog	2015-01-14 20:16:23 UTC (rev 178435)
@@ -1,3 +1,17 @@
+2015-01-14  Commit Queue  <[email protected]>
+
+        Unreviewed, rolling out r178432.
+        https://bugs.webkit.org/show_bug.cgi?id=140460
+
+        Caused 20 JSC Test Failures (Requested by JoePeck on #webkit).
+
+        Reverted changeset:
+
+        "REGRESSION (r174226): Header on huffingtonpost.com is too
+        large"
+        https://bugs.webkit.org/show_bug.cgi?id=140306
+        http://trac.webkit.org/changeset/178432
+
 2015-01-14  Michael Saboff  <[email protected]>
 
         REGRESSION (r174226): Header on huffingtonpost.com is too large

Modified: trunk/LayoutTests/js/arguments-iterator-expected.txt (178434 => 178435)


--- trunk/LayoutTests/js/arguments-iterator-expected.txt	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/LayoutTests/js/arguments-iterator-expected.txt	2015-01-14 20:16:23 UTC (rev 178435)
@@ -36,24 +36,36 @@
 PASS actualArgumentsLength is iteratedArgumentsLength
 PASS arg === realArg is true
 PASS actualArgumentsLength is iteratedArgumentsLength
-PASS testEmptyArrayArguments('a') is true
-PASS testEmptyArrayArguments() is true
 PASS arg === realArg is true
 PASS arg === realArg is true
 PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
 PASS actualArgumentsLength is iteratedArgumentsLength
 PASS arg === realArg is true
 PASS arg === realArg is true
 PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
 PASS actualArgumentsLength is iteratedArgumentsLength
 PASS arg === realArg is true
 PASS arg === realArg is true
 PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
 PASS actualArgumentsLength is iteratedArgumentsLength
 PASS arg === realArg is true
 PASS arg === realArg is true
 PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
+PASS arg === realArg is true
 PASS actualArgumentsLength is iteratedArgumentsLength
+PASS testNullArguments() threw exception TypeError: null is not an object (evaluating 'fail("nothing to iterate")').
+PASS testNonArrayLikeArguments() is true
 PASS successfullyParsed is true
 
 TEST COMPLETE

Deleted: trunk/LayoutTests/js/regress-140306-expected.txt (178434 => 178435)


--- trunk/LayoutTests/js/regress-140306-expected.txt	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/LayoutTests/js/regress-140306-expected.txt	2015-01-14 20:16:23 UTC (rev 178435)
@@ -1,9 +0,0 @@
-Regression test for https://webkit.org/b/140306. This test should run without any exceptions.
-
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-
-PASS successfullyParsed is true
-
-TEST COMPLETE
-

Deleted: trunk/LayoutTests/js/regress-140306.html (178434 => 178435)


--- trunk/LayoutTests/js/regress-140306.html	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/LayoutTests/js/regress-140306.html	2015-01-14 20:16:23 UTC (rev 178435)
@@ -1,10 +0,0 @@
-<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
-<html>
-<head>
-<script src=""
-</head>
-<body>
-<script src=""
-<script src=""
-</body>
-</html>

Modified: trunk/LayoutTests/js/script-tests/arguments-iterator.js (178434 => 178435)


--- trunk/LayoutTests/js/script-tests/arguments-iterator.js	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/LayoutTests/js/script-tests/arguments-iterator.js	2015-01-14 20:16:23 UTC (rev 178435)
@@ -76,33 +76,43 @@
 testReifiedArguments({})
 
 
-function testEmptyArrayArguments() {
-    arguments = [];
+function testOverwrittenArguments() {
+    var i = 0;
+    arguments = "foobar";
     for (arg of arguments) {
-        fail("nothing to iterate");
-        return false;
+        realArg = arguments[i++];
+        shouldBeTrue("arg === realArg");
     }
-
-    return true;
+    iteratedArgumentsLength = i;
+    actualArgumentsLength = arguments.length;
+    shouldBe("actualArgumentsLength", "iteratedArgumentsLength");
 }
 
-shouldBeTrue("testEmptyArrayArguments('a')");
-shouldBeTrue("testEmptyArrayArguments()");
 
+testOverwrittenArguments();
+testOverwrittenArguments("a");
+testOverwrittenArguments("a", "b");
+testOverwrittenArguments({})
 
-function testArrayArguments() {
+
+
+function testNullArguments() {
     var i = 0;
-    arguments = [1, 2, 3];
+    arguments = null;
     for (arg of arguments) {
-        realArg = arguments[i++];
-        shouldBeTrue("arg === realArg");
+        fail("nothing to iterate");
     }
-    iteratedArgumentsLength = i;
-    actualArgumentsLength = arguments.length;
-    shouldBe("actualArgumentsLength", "iteratedArgumentsLength");
 }
 
-testArrayArguments();
-testArrayArguments("a");
-testArrayArguments("a", "b");
-testArrayArguments({});
+shouldThrow("testNullArguments()");
+function testNonArrayLikeArguments() {
+    var i = 0;
+    arguments = {};
+    for (arg of arguments) {
+        fail("nothing to iterate");
+        return false;
+    }
+    return true;
+}
+shouldBeTrue("testNonArrayLikeArguments()");
+

Deleted: trunk/LayoutTests/js/script-tests/regress-140306.js (178434 => 178435)


--- trunk/LayoutTests/js/script-tests/regress-140306.js	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/LayoutTests/js/script-tests/regress-140306.js	2015-01-14 20:16:23 UTC (rev 178435)
@@ -1,34 +0,0 @@
-description(
-"Regression test for https://webkit.org/b/140306. This test should run without any exceptions."
-);
-
-testArgs = [ 1, "Second", new Number(3) ];
-
-function checkArgs(a0, a1, a2) {
-    if (a0 !== testArgs[0])
-        throw "Value of declared arg a0 is wrong.  Should be: " + testArgs[0] + ", was: " + a0;
-
-    if (a1 !== testArgs[1])
-        throw "Value of declared arg a1 is wrong.  Should be: " + testArgs[1] + ", was: " + a1;
-
-    if (a2 !== testArgs[2])
-        throw "Value of declared arg a2 is wrong.  Should be: " + testArgs[2] + ", was: " + a2;
-
-    if (arguments.length != 3)
-        throw "Length of arguments is wrong.  Should be: 3, was: " + arguments.length;
-
-    for (var i = 0; i < arguments.length; i++) {
-        if (arguments[i] !== testArgs[i])
-            throw "Value of arguments[" + i + "] is wrong.  Should be: " + testArgs[i] + ", was: " + arguments[i];
-    }
-}
-
-function applyToArgs() {
-    arguments = testArgs;
-
-    checkArgs.apply(this, arguments)
-
-    try { } catch (e) { throw e; }  // To force the creation of an activation object
-}
-
-applyToArgs(42);

Modified: trunk/Source/_javascript_Core/ChangeLog (178434 => 178435)


--- trunk/Source/_javascript_Core/ChangeLog	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/Source/_javascript_Core/ChangeLog	2015-01-14 20:16:23 UTC (rev 178435)
@@ -1,3 +1,17 @@
+2015-01-14  Commit Queue  <[email protected]>
+
+        Unreviewed, rolling out r178432.
+        https://bugs.webkit.org/show_bug.cgi?id=140460
+
+        Caused 20 JSC Test Failures (Requested by JoePeck on #webkit).
+
+        Reverted changeset:
+
+        "REGRESSION (r174226): Header on huffingtonpost.com is too
+        large"
+        https://bugs.webkit.org/show_bug.cgi?id=140306
+        http://trac.webkit.org/changeset/178432
+
 2015-01-14  Brian J. Burg  <[email protected]>
 
         Web Inspector: Stopwatch ASSERT when continuing inspector

Modified: trunk/Source/_javascript_Core/bytecompiler/BytecodeGenerator.cpp (178434 => 178435)


--- trunk/Source/_javascript_Core/bytecompiler/BytecodeGenerator.cpp	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/Source/_javascript_Core/bytecompiler/BytecodeGenerator.cpp	2015-01-14 20:16:23 UTC (rev 178435)
@@ -563,7 +563,7 @@
     m_codeBlock->addParameter();
 }
 
-bool BytecodeGenerator::willResolveToArgumentsRegister(const Identifier& ident)
+bool BytecodeGenerator::willResolveToArguments(const Identifier& ident)
 {
     if (ident != propertyNames().arguments)
         return false;
@@ -575,9 +575,6 @@
     if (entry.isNull())
         return false;
 
-    if (m_localArgumentsRegister && isCaptured(m_localArgumentsRegister->index()))
-        return false;
-
     if (m_codeBlock->usesArguments() && m_codeType == FunctionCode && m_localArgumentsRegister)
         return true;
     
@@ -586,7 +583,7 @@
 
 RegisterID* BytecodeGenerator::uncheckedLocalArgumentsRegister()
 {
-    ASSERT(willResolveToArgumentsRegister(propertyNames().arguments));
+    ASSERT(willResolveToArguments(propertyNames().arguments));
     ASSERT(m_localArgumentsRegister);
     return m_localArgumentsRegister;
 }
@@ -1877,7 +1874,7 @@
             RELEASE_ASSERT(!n->m_next);
             auto _expression_ = static_cast<SpreadExpressionNode*>(n->m_expr)->_expression_();
             RefPtr<RegisterID> argumentRegister;
-            if (_expression_->isResolveNode() && willResolveToArgumentsRegister(static_cast<ResolveNode*>(_expression_)->identifier()) && !symbolTable().slowArguments())
+            if (_expression_->isResolveNode() && willResolveToArguments(static_cast<ResolveNode*>(_expression_)->identifier()) && !symbolTable().slowArguments())
                 argumentRegister = uncheckedLocalArgumentsRegister();
             else
                 argumentRegister = _expression_->emitBytecode(*this, callArguments.argumentRegister(0));
@@ -2019,7 +2016,7 @@
             RELEASE_ASSERT(!n->m_next);
             auto _expression_ = static_cast<SpreadExpressionNode*>(n->m_expr)->_expression_();
             RefPtr<RegisterID> argumentRegister;
-            if (_expression_->isResolveNode() && willResolveToArgumentsRegister(static_cast<ResolveNode*>(_expression_)->identifier()) && !symbolTable().slowArguments())
+            if (_expression_->isResolveNode() && willResolveToArguments(static_cast<ResolveNode*>(_expression_)->identifier()) && !symbolTable().slowArguments())
                 argumentRegister = uncheckedLocalArgumentsRegister();
             else
                 argumentRegister = _expression_->emitBytecode(*this, callArguments.argumentRegister(0));
@@ -2597,7 +2594,7 @@
 void BytecodeGenerator::emitEnumeration(ThrowableExpressionData* node, ExpressionNode* subjectNode, const std::function<void(BytecodeGenerator&, RegisterID*)>& callBack)
 {
     if (subjectNode->isResolveNode()
-        && willResolveToArgumentsRegister(static_cast<ResolveNode*>(subjectNode)->identifier())
+        && willResolveToArguments(static_cast<ResolveNode*>(subjectNode)->identifier())
         && !symbolTable().slowArguments()) {
         RefPtr<RegisterID> index = emitLoad(newTemporary(), jsNumber(0));
 

Modified: trunk/Source/_javascript_Core/bytecompiler/BytecodeGenerator.h (178434 => 178435)


--- trunk/Source/_javascript_Core/bytecompiler/BytecodeGenerator.h	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/Source/_javascript_Core/bytecompiler/BytecodeGenerator.h	2015-01-14 20:16:23 UTC (rev 178435)
@@ -277,7 +277,7 @@
 
         void setIsNumericCompareFunction(bool isNumericCompareFunction);
 
-        bool willResolveToArgumentsRegister(const Identifier&);
+        bool willResolveToArguments(const Identifier&);
 
         bool hasSafeLocalArgumentsRegister() { return m_localArgumentsRegister; }
         RegisterID* uncheckedLocalArgumentsRegister();

Modified: trunk/Source/_javascript_Core/bytecompiler/NodesCodegen.cpp (178434 => 178435)


--- trunk/Source/_javascript_Core/bytecompiler/NodesCodegen.cpp	2015-01-14 20:11:44 UTC (rev 178434)
+++ trunk/Source/_javascript_Core/bytecompiler/NodesCodegen.cpp	2015-01-14 20:16:23 UTC (rev 178435)
@@ -382,7 +382,7 @@
 RegisterID* BracketAccessorNode::emitBytecode(BytecodeGenerator& generator, RegisterID* dst)
 {
     if (m_base->isResolveNode() 
-        && generator.willResolveToArgumentsRegister(static_cast<ResolveNode*>(m_base)->identifier())
+        && generator.willResolveToArguments(static_cast<ResolveNode*>(m_base)->identifier())
         && !generator.symbolTable().slowArguments()) {
         RefPtr<RegisterID> property = generator.emitNode(m_subscript);
         generator.emitExpressionInfo(divot(), divotStart(), divotEnd());
@@ -418,7 +418,7 @@
         if (!m_base->isResolveNode())
             goto nonArgumentsPath;
         ResolveNode* resolveNode = static_cast<ResolveNode*>(m_base);
-        if (!generator.willResolveToArgumentsRegister(resolveNode->identifier()))
+        if (!generator.willResolveToArguments(resolveNode->identifier()))
             goto nonArgumentsPath;
         generator.emitExpressionInfo(divot(), divotStart(), divotEnd());
         return generator.emitGetArgumentsLength(generator.finalDestination(dst), generator.uncheckedLocalArgumentsRegister());
@@ -599,7 +599,7 @@
 static RegisterID* getArgumentByVal(BytecodeGenerator& generator, ExpressionNode* base, RegisterID* property, RegisterID* dst, JSTextPosition divot, JSTextPosition divotStart, JSTextPosition divotEnd)
 {
     if (base->isResolveNode()
-        && generator.willResolveToArgumentsRegister(static_cast<ResolveNode*>(base)->identifier())
+        && generator.willResolveToArguments(static_cast<ResolveNode*>(base)->identifier())
         && !generator.symbolTable().slowArguments()) {
         generator.emitExpressionInfo(divot, divotStart, divotEnd);
         return generator.emitGetArgumentByVal(generator.finalDestination(dst), generator.uncheckedLocalArgumentsRegister(), property);
@@ -757,7 +757,7 @@
         RefPtr<RegisterID> thisRegister = generator.emitNode(m_args->m_listNode->m_expr);
         RefPtr<RegisterID> argsRegister;
         ArgumentListNode* args = m_args->m_listNode->m_next;
-        if (args->m_expr->isResolveNode() && generator.willResolveToArgumentsRegister(static_cast<ResolveNode*>(args->m_expr)->identifier()) && !generator.symbolTable().slowArguments())
+        if (args->m_expr->isResolveNode() && generator.willResolveToArguments(static_cast<ResolveNode*>(args->m_expr)->identifier()) && !generator.symbolTable().slowArguments())
             argsRegister = generator.uncheckedLocalArgumentsRegister();
         else
             argsRegister = generator.emitNode(args->m_expr);
@@ -2776,7 +2776,7 @@
 RegisterID* ArrayPatternNode::emitDirectBinding(BytecodeGenerator& generator, RegisterID* dst, ExpressionNode* rhs)
 {
     if (rhs->isResolveNode()
-        && generator.willResolveToArgumentsRegister(static_cast<ResolveNode*>(rhs)->identifier())
+        && generator.willResolveToArguments(static_cast<ResolveNode*>(rhs)->identifier())
         && generator.hasSafeLocalArgumentsRegister()&& !generator.symbolTable().slowArguments()) {
         for (size_t i = 0; i < m_targetPatterns.size(); i++) {
             auto target = m_targetPatterns[i];
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