Revert of Revert of Revert of Wrap typed array implementations in functions....

Revert of Revert of Revert of Wrap typed array implementations in functions. (patchset #1 id:1 of https://codereview.chromium.org/1083013002/)

Reason for revert:
Seems to still break those tests.

Original issue's description:
> Revert of Revert of Wrap typed array implementations in functions. (patchset #1 id:1 of https://codereview.chromium.org/1086683002/)
>
> Reason for revert:
> I don't think this is the cause.
>
> Original issue's description:
> > Revert of Wrap typed array implementations in functions. (patchset #1 id:1 of https://codereview.chromium.org/1082703003/)
> >
> > Reason for revert:
> > [Sheriff] Flaky nosnap failures:
> > http://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20arm64%20-%20sim%20-%20nosnap%20-%20debug%20-%201/builds/1720
> > http://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20nosnap%20-%20debug/builds/3312
> > http://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20nosnap%20-%20debug/builds/3313
> >
> > Original issue's description:
> > > Wrap typed array implementations in functions.
> > >
> > > R=mvstanton@chromium.org
> > >
> > > Committed: https://crrev.com/6fc394a15614b74776f9bbeeb0486f430bdc8597
> > > Cr-Commit-Position: refs/heads/master@{#27784}
> >
> > TBR=mvstanton@chromium.org,yangguo@chromium.org
> > NOPRESUBMIT=true
> > NOTREECHECKS=true
> > NOTRY=true
> >
> > Committed: https://crrev.com/8e3fa7adf20f4f9c9125076a878d601eee7c9f35
> > Cr-Commit-Position: refs/heads/master@{#27789}
>
> TBR=mvstanton@chromium.org,machenbach@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
>
> Committed: https://crrev.com/d7fe3b83f5dfa997f0c8a29436a22b999dc49a76
> Cr-Commit-Position: refs/heads/master@{#27803}

TBR=mvstanton@chromium.org,machenbach@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1088863002

Cr-Commit-Position: refs/heads/master@{#27810}

src/array-iterator.js

@@ -2,35 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-var $iteratorCreateResultObject;
-var $arrayValues;
-
-(function() {
-
 "use strict";
 
-%CheckIsBootstrapping();
 
-var GlobalArray = global.Array;
-var GlobalObject = global.Object;
+// This file relies on the fact that the following declaration has been made
+// in runtime.js:
+// var $Array = global.Array;
 
-macro TYPED_ARRAYS(FUNCTION)
-  FUNCTION(Uint8Array)
-  FUNCTION(Int8Array)
-  FUNCTION(Uint16Array)
-  FUNCTION(Int16Array)
-  FUNCTION(Uint32Array)
-  FUNCTION(Int32Array)
-  FUNCTION(Float32Array)
-  FUNCTION(Float64Array)
-  FUNCTION(Uint8ClampedArray)
-endmacro
-
-macro COPY_FROM_GLOBAL(NAME)
-  var GlobalNAME = global.NAME;
-endmacro
-
-TYPED_ARRAYS(COPY_FROM_GLOBAL)
 
 var arrayIteratorObjectSymbol = GLOBAL_PRIVATE("ArrayIterator#object");
 var arrayIteratorNextIndexSymbol = GLOBAL_PRIVATE("ArrayIterator#next");
@@ -122,38 +100,60 @@ function ArrayKeys() {
 }
 
 
-%FunctionSetPrototype(ArrayIterator, new GlobalObject());
-%FunctionSetInstanceClassName(ArrayIterator, 'Array Iterator');
+function SetUpArrayIterator() {
+  %CheckIsBootstrapping();
 
-InstallFunctions(ArrayIterator.prototype, DONT_ENUM, [
-  'next', ArrayIteratorNext
-]);
-%FunctionSetName(ArrayIteratorIterator, '[Symbol.iterator]');
-%AddNamedProperty(ArrayIterator.prototype, symbolIterator,
-                  ArrayIteratorIterator, DONT_ENUM);
-%AddNamedProperty(ArrayIterator.prototype, symbolToStringTag,
-                  "Array Iterator", READ_ONLY | DONT_ENUM);
+  %FunctionSetPrototype(ArrayIterator, new $Object());
+  %FunctionSetInstanceClassName(ArrayIterator, 'Array Iterator');
 
-InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
-  // No 'values' since it breaks webcompat: http://crbug.com/409858
-  'entries', ArrayEntries,
-  'keys', ArrayKeys
-]);
+  InstallFunctions(ArrayIterator.prototype, DONT_ENUM, [
+    'next', ArrayIteratorNext
+  ]);
+  %FunctionSetName(ArrayIteratorIterator, '[Symbol.iterator]');
+  %AddNamedProperty(ArrayIterator.prototype, symbolIterator,
+                    ArrayIteratorIterator, DONT_ENUM);
+  %AddNamedProperty(ArrayIterator.prototype, symbolToStringTag,
+                    "Array Iterator", READ_ONLY | DONT_ENUM);
+}
+SetUpArrayIterator();
 
-%AddNamedProperty(GlobalArray.prototype, symbolIterator, ArrayValues,
-                  DONT_ENUM);
 
-macro EXTEND_TYPED_ARRAY(NAME)
-  %AddNamedProperty(GlobalNAME.prototype, 'entries', ArrayEntries, DONT_ENUM);
-  %AddNamedProperty(GlobalNAME.prototype, 'values', ArrayValues, DONT_ENUM);
-  %AddNamedProperty(GlobalNAME.prototype, 'keys', ArrayKeys, DONT_ENUM);
-  %AddNamedProperty(GlobalNAME.prototype, symbolIterator, ArrayValues,
-                    DONT_ENUM);
-endmacro
+function ExtendArrayPrototype() {
+  %CheckIsBootstrapping();
 
-TYPED_ARRAYS(EXTEND_TYPED_ARRAY)
+  InstallFunctions($Array.prototype, DONT_ENUM, [
+    // No 'values' since it breaks webcompat: http://crbug.com/409858
+    'entries', ArrayEntries,
+    'keys', ArrayKeys
+  ]);
 
-$iteratorCreateResultObject = CreateIteratorResultObject;
-$arrayValues = ArrayValues;
+  %AddNamedProperty($Array.prototype, symbolIterator, ArrayValues, DONT_ENUM);
+}
+ExtendArrayPrototype();
+
+
+function ExtendTypedArrayPrototypes() {
+  %CheckIsBootstrapping();
 
-})();
+macro TYPED_ARRAYS(FUNCTION)
+  FUNCTION(Uint8Array)
+  FUNCTION(Int8Array)
+  FUNCTION(Uint16Array)
+  FUNCTION(Int16Array)
+  FUNCTION(Uint32Array)
+  FUNCTION(Int32Array)
+  FUNCTION(Float32Array)
+  FUNCTION(Float64Array)
+  FUNCTION(Uint8ClampedArray)
+endmacro
+
+macro EXTEND_TYPED_ARRAY(NAME)
+  %AddNamedProperty($NAME.prototype, 'entries', ArrayEntries, DONT_ENUM);
+  %AddNamedProperty($NAME.prototype, 'values', ArrayValues, DONT_ENUM);
+  %AddNamedProperty($NAME.prototype, 'keys', ArrayKeys, DONT_ENUM);
+  %AddNamedProperty($NAME.prototype, symbolIterator, ArrayValues, DONT_ENUM);
+endmacro
+
+  TYPED_ARRAYS(EXTEND_TYPED_ARRAY)
+}
+ExtendTypedArrayPrototypes();

src/arraybuffer.js

@@ -2,14 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-(function() {
-
 "use strict";
 
-%CheckIsBootstrapping();
-
-var GlobalArrayBuffer = global.ArrayBuffer;
-var GlobalObject = global.Object;
+var $ArrayBuffer = global.ArrayBuffer;
 
 // -------------------------------------------------------------------
 
@@ -61,7 +56,7 @@ function ArrayBufferSlice(start, end) {
   }
   var newLen = fin - first;
   // TODO(dslomov): implement inheritance
-  var result = new GlobalArrayBuffer(newLen);
+  var result = new $ArrayBuffer(newLen);
 
   %ArrayBufferSliceImpl(this, result, first);
   return result;
@@ -71,26 +66,29 @@ function ArrayBufferIsViewJS(obj) {
   return %ArrayBufferIsView(obj);
 }
 
+function SetUpArrayBuffer() {
+  %CheckIsBootstrapping();
 
-// Set up the ArrayBuffer constructor function.
-%SetCode(GlobalArrayBuffer, ArrayBufferConstructor);
-%FunctionSetPrototype(GlobalArrayBuffer, new GlobalObject());
+  // Set up the ArrayBuffer constructor function.
+  %SetCode($ArrayBuffer, ArrayBufferConstructor);
+  %FunctionSetPrototype($ArrayBuffer, new $Object());
 
-// Set up the constructor property on the ArrayBuffer prototype object.
-%AddNamedProperty(
-    GlobalArrayBuffer.prototype, "constructor", GlobalArrayBuffer, DONT_ENUM);
+  // Set up the constructor property on the ArrayBuffer prototype object.
+  %AddNamedProperty(
+      $ArrayBuffer.prototype, "constructor", $ArrayBuffer, DONT_ENUM);
 
-%AddNamedProperty(GlobalArrayBuffer.prototype,
-    symbolToStringTag, "ArrayBuffer", DONT_ENUM | READ_ONLY);
+  %AddNamedProperty($ArrayBuffer.prototype,
+      symbolToStringTag, "ArrayBuffer", DONT_ENUM | READ_ONLY);
 
-InstallGetter(GlobalArrayBuffer.prototype, "byteLength", ArrayBufferGetByteLen);
+  InstallGetter($ArrayBuffer.prototype, "byteLength", ArrayBufferGetByteLen);
 
-InstallFunctions(GlobalArrayBuffer, DONT_ENUM, [
-  "isView", ArrayBufferIsViewJS
-]);
+  InstallFunctions($ArrayBuffer, DONT_ENUM, [
+    "isView", ArrayBufferIsViewJS
+  ]);
 
-InstallFunctions(GlobalArrayBuffer.prototype, DONT_ENUM, [
-  "slice", ArrayBufferSlice
-]);
+  InstallFunctions($ArrayBuffer.prototype, DONT_ENUM, [
+    "slice", ArrayBufferSlice
+  ]);
+}
 
-})();
+SetUpArrayBuffer();

src/bootstrapper.cc

@@ -1566,7 +1566,7 @@ void Genesis::InstallNativeFunctions() {
                  native_object_get_notifier);
   INSTALL_NATIVE(JSFunction, "NativeObjectNotifierPerformChange",
                  native_object_notifier_perform_change);
-  INSTALL_NATIVE(JSFunction, "$arrayValues", array_values_iterator);
+  INSTALL_NATIVE(JSFunction, "ArrayValues", array_values_iterator);
 }
 
 

src/string-iterator.js

@@ -48,7 +48,7 @@ function StringIteratorNext() {
 
   var s = GET_PRIVATE(iterator, stringIteratorIteratedStringSymbol);
   if (IS_UNDEFINED(s)) {
-    return $iteratorCreateResultObject(UNDEFINED, true);
+    return CreateIteratorResultObject(UNDEFINED, true);
   }
 
   var position = GET_PRIVATE(iterator, stringIteratorNextIndexSymbol);
@@ -57,7 +57,7 @@ function StringIteratorNext() {
   if (position >= length) {
     SET_PRIVATE(iterator, stringIteratorIteratedStringSymbol,
                 UNDEFINED);
-    return $iteratorCreateResultObject(UNDEFINED, true);
+    return CreateIteratorResultObject(UNDEFINED, true);
   }
 
   var first = %_StringCharCodeAt(s, position);
@@ -74,7 +74,7 @@ function StringIteratorNext() {
 
   SET_PRIVATE(iterator, stringIteratorNextIndexSymbol, position);
 
-  return $iteratorCreateResultObject(resultString, false);
+  return CreateIteratorResultObject(resultString, false);
 }
 
 

src/typedarray.js

@@ -2,14 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-(function() {
-
 "use strict";
 
-%CheckIsBootstrapping();
+// This file relies on the fact that the following declaration has been made
+// in runtime.js:
+// var $Array = global.Array;
+var $ArrayBuffer = global.ArrayBuffer;
 
-var GlobalArray = global.Array;
-var GlobalArrayBuffer = global.ArrayBuffer;
 
 // --------------- Typed Arrays ---------------------
 macro TYPED_ARRAYS(FUNCTION)
@@ -79,7 +78,7 @@ function NAMEConstructByLength(obj, length) {
   }
   var byteLength = l * ELEMENT_SIZE;
   if (byteLength > %_TypedArrayMaxSizeInHeap()) {
-    var buffer = new GlobalArrayBuffer(byteLength);
+    var buffer = new $ArrayBuffer(byteLength);
     %_TypedArrayInitialize(obj, ARRAY_ID, buffer, 0, byteLength);
   } else {
     %_TypedArrayInitialize(obj, ARRAY_ID, null, 0, byteLength);
@@ -244,7 +243,7 @@ function TypedArraySetFromOverlappingTypedArray(target, source, offset) {
   }
   var rightIndex = CopyRightPart();
 
-  var temp = new GlobalArray(rightIndex + 1 - leftIndex);
+  var temp = new $Array(rightIndex + 1 - leftIndex);
   for (var i = leftIndex; i <= rightIndex; i++) {
     temp[i - leftIndex] = source[i];
   }
@@ -301,6 +300,7 @@ function TypedArrayGetToStringTag() {
 
 // -------------------------------------------------------------------
 
+function SetupTypedArrays() {
 macro SETUP_TYPED_ARRAY(ARRAY_ID, NAME, ELEMENT_SIZE)
   %CheckIsBootstrapping();
   %SetCode(global.NAME, NAMEConstructor);
@@ -329,6 +329,9 @@ macro SETUP_TYPED_ARRAY(ARRAY_ID, NAME, ELEMENT_SIZE)
 endmacro
 
 TYPED_ARRAYS(SETUP_TYPED_ARRAY)
+}
+
+SetupTypedArrays();
 
 // --------------------------- DataView -----------------------------
 
@@ -436,43 +439,47 @@ endmacro
 
 DATA_VIEW_TYPES(DATA_VIEW_GETTER_SETTER)
 
-// Setup the DataView constructor.
-%SetCode($DataView, DataViewConstructor);
-%FunctionSetPrototype($DataView, new $Object);
+function SetupDataView() {
+  %CheckIsBootstrapping();
 
-// Set up constructor property on the DataView prototype.
-%AddNamedProperty($DataView.prototype, "constructor", $DataView, DONT_ENUM);
-%AddNamedProperty(
-    $DataView.prototype, symbolToStringTag, "DataView", READ_ONLY|DONT_ENUM);
+  // Setup the DataView constructor.
+  %SetCode($DataView, DataViewConstructor);
+  %FunctionSetPrototype($DataView, new $Object);
 
-InstallGetter($DataView.prototype, "buffer", DataViewGetBufferJS);
-InstallGetter($DataView.prototype, "byteOffset", DataViewGetByteOffset);
-InstallGetter($DataView.prototype, "byteLength", DataViewGetByteLength);
+  // Set up constructor property on the DataView prototype.
+  %AddNamedProperty($DataView.prototype, "constructor", $DataView, DONT_ENUM);
+  %AddNamedProperty(
+      $DataView.prototype, symbolToStringTag, "DataView", READ_ONLY|DONT_ENUM);
 
-InstallFunctions($DataView.prototype, DONT_ENUM, [
-  "getInt8", DataViewGetInt8JS,
-  "setInt8", DataViewSetInt8JS,
+  InstallGetter($DataView.prototype, "buffer", DataViewGetBufferJS);
+  InstallGetter($DataView.prototype, "byteOffset", DataViewGetByteOffset);
+  InstallGetter($DataView.prototype, "byteLength", DataViewGetByteLength);
 
-  "getUint8", DataViewGetUint8JS,
-  "setUint8", DataViewSetUint8JS,
+  InstallFunctions($DataView.prototype, DONT_ENUM, [
+    "getInt8", DataViewGetInt8JS,
+    "setInt8", DataViewSetInt8JS,
 
-  "getInt16", DataViewGetInt16JS,
-  "setInt16", DataViewSetInt16JS,
+    "getUint8", DataViewGetUint8JS,
+    "setUint8", DataViewSetUint8JS,
 
-  "getUint16", DataViewGetUint16JS,
-  "setUint16", DataViewSetUint16JS,
+    "getInt16", DataViewGetInt16JS,
+    "setInt16", DataViewSetInt16JS,
 
-  "getInt32", DataViewGetInt32JS,
-  "setInt32", DataViewSetInt32JS,
+    "getUint16", DataViewGetUint16JS,
+    "setUint16", DataViewSetUint16JS,
 
-  "getUint32", DataViewGetUint32JS,
-  "setUint32", DataViewSetUint32JS,
+    "getInt32", DataViewGetInt32JS,
+    "setInt32", DataViewSetInt32JS,
 
-  "getFloat32", DataViewGetFloat32JS,
-  "setFloat32", DataViewSetFloat32JS,
+    "getUint32", DataViewGetUint32JS,
+    "setUint32", DataViewSetUint32JS,
 
-  "getFloat64", DataViewGetFloat64JS,
-  "setFloat64", DataViewSetFloat64JS
-]);
+    "getFloat32", DataViewGetFloat32JS,
+    "setFloat32", DataViewSetFloat32JS,
+
+    "getFloat64", DataViewGetFloat64JS,
+    "setFloat64", DataViewSetFloat64JS
+  ]);
+}
 
-})();
+SetupDataView();