Timeline



Dec 31, 2020:

7:38 PM Changeset in webkit [271117] by Alexey Shvayka
  • 3 edits
    1 add in trunk

JSFunction::deleteProperty() fails to delete a non-existent "prototype" property
https://bugs.webkit.org/show_bug.cgi?id=220211

Reviewed by Yusuke Suzuki.

JSTests:

  • stress/function-delete-prototype.js: Added.

Source/JavaScriptCore:

This patch replaces arrow function check with hasPrototypeProperty() since there
are more functions without a "prototype" (accessors, methods, async functions),
aligning JSC with the spec, V8, and SpiderMonkey.

hasPrototypeProperty() is already used by JSFunction::getOwnPropertySlot().

  • runtime/JSFunction.cpp:

(JSC::JSFunction::deleteProperty):

8:29 AM Changeset in webkit [271116] by Alan Bujtas
  • 2 edits in trunk/Source/WebCore

[LFC][IFC] Horizontal padding/border makes the inline box non-empty
https://bugs.webkit.org/show_bug.cgi?id=220208

Reviewed by Antti Koivisto.

<span style="padding-left: 1px"></span> makes this inline box non-empty and it stretches the line box.
(note that horizontal margin does not make the inline box non-empty)
(fast/inline/inline-padding-disables-text-quirk.html)

  • layout/inlineformatting/InlineFormattingContextGeometry.cpp:

(WebCore::Layout::LineBoxBuilder::constructInlineLevelBoxes):

Dec 30, 2020:

7:27 PM Changeset in webkit [271115] by ysuzuki@apple.com
  • 8 edits in trunk

[JSC] WebAssembly Table/Memory/Global should allow inheritance
https://bugs.webkit.org/show_bug.cgi?id=220207

Reviewed by Alexey Shvayka.

LayoutTests/imported/w3c:

  • web-platform-tests/wasm/jsapi/proto-from-ctor-realm-expected.txt:
  • web-platform-tests/wasm/jsapi/prototypes.any-expected.txt:
  • web-platform-tests/wasm/jsapi/prototypes.any.worker-expected.txt:

Source/JavaScriptCore:

WebAssembly.{Table,Memory,Global} should accept inheritance by JS class syntax.
We need to create structure from new.target value.

  • wasm/js/WebAssemblyGlobalConstructor.cpp:

(JSC::JSC_DEFINE_HOST_FUNCTION):

  • wasm/js/WebAssemblyMemoryConstructor.cpp:

(JSC::JSC_DEFINE_HOST_FUNCTION):

  • wasm/js/WebAssemblyTableConstructor.cpp:

(JSC::JSC_DEFINE_HOST_FUNCTION):

7:20 PM Changeset in webkit [271114] by ysuzuki@apple.com
  • 3 edits
    1 add in trunk

Unreviewed, fix iteration count check
https://bugs.webkit.org/show_bug.cgi?id=220206

JSTests:

  • wasm/stress/multivalue-iteration-count.js: Added.

(async let):

Source/JavaScriptCore:

We should have iterationCount variable to track iteration count since it can be larger than MarkedArgumentBuffer's size.

  • wasm/WasmOperations.cpp:

(JSC::Wasm::JSC_DEFINE_JIT_OPERATION):

6:49 PM Changeset in webkit [271113] by ysuzuki@apple.com
  • 5 edits in trunk

[JSC] Wasm multivalue should iterate iterable result from JS function first before converting values
https://bugs.webkit.org/show_bug.cgi?id=220206

Reviewed by Alexey Shvayka.

LayoutTests/imported/w3c:

  • web-platform-tests/wasm/jsapi/constructor/multi-value.any-expected.txt:
  • web-platform-tests/wasm/jsapi/constructor/multi-value.any.worker-expected.txt:

Source/JavaScriptCore:

When converting JS results to Wasm multivalue (result from JS when executing Wasm->JS calls), we should first iterate all results from iterable.
And then, we should convert each element into Wasm value. Currently, we are converting while iterating, this is not aligned to the spec.

  • wasm/WasmOperations.cpp:

(JSC::Wasm::JSC_DEFINE_JIT_OPERATION):

4:04 PM Changeset in webkit [271112] by ysuzuki@apple.com
  • 17 edits
    1 add in trunk

[JSC] Update WebAssembly instance's exports object
https://bugs.webkit.org/show_bug.cgi?id=220189

Reviewed by Alexey Shvayka.

JSTests:

  • stress/sampling-profiler-wasm-name-section.js:

(platformSupportsSamplingProfiler.vm.isWasmSupported):

  • stress/sampling-profiler-wasm.js:

(platformSupportsSamplingProfiler.vm.isWasmSupported):

  • wasm/js-api/test_basic_api.js:

(const.c.in.constructorProperties.switch):

  • wasm/stress/exports-object.js: Added.

(async try):
(catch):

LayoutTests/imported/w3c:

  • web-platform-tests/wasm/jsapi/constructor/instantiate.any-expected.txt:
  • web-platform-tests/wasm/jsapi/constructor/instantiate.any.worker-expected.txt:
  • web-platform-tests/wasm/jsapi/instance/constructor.any-expected.txt:
  • web-platform-tests/wasm/jsapi/instance/constructor.any.worker-expected.txt:
  • web-platform-tests/wasm/jsapi/table/grow-reftypes.tentative.any-expected.txt:

Source/JavaScriptCore:

This patch aligns the WebAssembly Instance's exports object to the updated spec.

  1. exports object is a plain object which Prototype is null[1]. We were using module namespace object. Also, the object should be frozen.
  2. exported functions' name should be index, according to the spec[2].

[1]: https://webassembly.github.io/spec/js-api/index.html#create-an-exports-object
[2]: https://webassembly.github.io/spec/js-api/index.html#exported-function-exotic-objects

  • wasm/js/JSWebAssembly.cpp:

(JSC::resolve):

  • wasm/js/JSWebAssemblyInstance.cpp:

(JSC::JSWebAssemblyInstance::finishCreation):
(JSC::JSWebAssemblyInstance::visitChildren):
(JSC::JSWebAssemblyInstance::finalizeCreation):
(JSC::JSWebAssemblyInstance::tryCreate):

  • wasm/js/JSWebAssemblyInstance.h:
  • wasm/js/WebAssemblyInstancePrototype.cpp:

(JSC::JSC_DEFINE_HOST_FUNCTION):

  • wasm/js/WebAssemblyModuleRecord.cpp:

(JSC::WebAssemblyModuleRecord::visitChildren):
(JSC::WebAssemblyModuleRecord::link):

  • wasm/js/WebAssemblyModuleRecord.h:
3:01 PM Changeset in webkit [271111] by Nikolas Zimmermann
  • 4 edits
    2 adds in trunk/Source/WebCore

Introduce RenderLayerScrollableArea
https://bugs.webkit.org/show_bug.cgi?id=219808

Reviewed by Simon Fraser.

Overhaul RenderLayer:
The goal is to move all overflow/scroll/... handling
out of RenderLayer, to streamline its interface and
make it re-usable for layer types that do not need
nor support scrolling/overflow.

This patch introduces RenderLayerScrollableArea inheriting
from ScrollableArea, with a back-reference to RenderLayer --
that mimics the design of RenderLayerFilters.

Follow-up patches will land the actual implementation, this
only adds a stub and adds it to the build systems.

No functional change - no new tests needed.

  • Headers.cmake: Add RenderLayerScrollableArea.* to build.
  • Sources.txt: Ditto.
  • WebCore.xcodeproj/project.pbxproj: Ditto.
  • rendering/RenderLayerScrollableArea.cpp: Added.

(WebCore::RenderLayerScrollableArea::RenderLayerScrollableArea):
(WebCore::RenderLayerScrollableArea::~RenderLayerScrollableArea):
(WebCore::RenderLayerScrollableArea::shouldPlaceBlockDirectionScrollbarOnLeft const):

  • rendering/RenderLayerScrollableArea.h: Added.
2:31 PM Changeset in webkit [271110] by Alan Bujtas
  • 23 edits in trunk

[Legacy Line Layout] Remove unnecessary 'vertical-align: middle' integral rounding
https://bugs.webkit.org/show_bug.cgi?id=220198

Reviewed by Antti Koivisto.

Source/WebCore:

Let's not do "random" rounding for 'vertical-align: middle'. Fix it for all the alignment types by
adjusting the logical top position when the inline box stretches the line.

  • rendering/InlineFlowBox.cpp:

(WebCore::InlineFlowBox::computeLogicalBoxHeights):

  • rendering/RootInlineBox.cpp:

(WebCore::RootInlineBox::verticalPositionForBox):

LayoutTests:

Added additional 'vertical-align' values.

  • fast/sub-pixel/vertical-align-middle-overflow.html:
1:30 PM Changeset in webkit [271109] by Simon Fraser
  • 4 edits
    3 adds in trunk

[LFC Display] Stacking item bounds were wrong in some cases
https://bugs.webkit.org/show_bug.cgi?id=220201

Reviewed by Zalan Bujtas.

Source/WebCore:

Display::StackingItem were computed incorrectly for some content configurations,
such as:

  • inline non-container box
  • inline container box with no children
  • positioned inline non-container box
  • positioned inline container box with no children
  • positioned block non-container box

Fix by ensuring that when we create a StackingItem for a box with no children
to descend into, we run the same geometry logic that happens for
pushStateForBoxDescendants()/popState(). Also ensure that we call
accountForBoxPaintingExtent() for leaf boxes without a stacking item.

Test: fast/layoutformattingcontext/display/stacking-item-bounds.html

  • display/DisplayTreeBuilder.cpp:

(WebCore::Display::TreeBuilder::popState):
(WebCore::Display::TreeBuilder::didAppendNonContainerStackingItem):
(WebCore::Display::TreeBuilder::insertIntoTree):
(WebCore::Display::TreeBuilder::buildInlineDisplayTree):
(WebCore::Display::TreeBuilder::recursiveBuildDisplayTree):

  • display/DisplayTreeBuilder.h:

LayoutTests:

  • fast/layoutformattingcontext/display/stacking-item-bounds-expected.html: Added.
  • fast/layoutformattingcontext/display/stacking-item-bounds.html: Added.

Dec 29, 2020:

10:57 PM Changeset in webkit [271108] by Simon Fraser
  • 14 edits in trunk/Source/WebCore

[LFC Display] Clean up display tree dumping
https://bugs.webkit.org/show_bug.cgi?id=220195

Reviewed by Daniel Bates.

Reduce redundant code in debugDescription() functions by having boxes
report their box type.

Improve the formatting of the tree dump.

  • display/DisplayTreeBuilder.cpp:

(WebCore::Display::outputStackingTree):
(WebCore::Display::displayTreeAsText):

  • display/css/DisplayBox.cpp:

(WebCore::Display::Box::boxName const):
(WebCore::Display::Box::debugDescription const):

  • display/css/DisplayBox.h:
  • display/css/DisplayBoxModelBox.cpp:

(WebCore::Display::BoxModelBox::boxName const):
(WebCore::Display::BoxModelBox::debugDescription const):

  • display/css/DisplayBoxModelBox.h:
  • display/css/DisplayContainerBox.cpp:

(WebCore::Display::ContainerBox::boxName const):
(WebCore::Display::ContainerBox::debugDescription const): Deleted.

  • display/css/DisplayContainerBox.h:
  • display/css/DisplayImageBox.cpp:

(WebCore::Display::ImageBox::boxName const):
(WebCore::Display::ImageBox::debugDescription const):

  • display/css/DisplayImageBox.h:
  • display/css/DisplayReplacedBox.cpp:

(WebCore::Display::ReplacedBox::boxName const):

  • display/css/DisplayReplacedBox.h:
  • display/css/DisplayTextBox.cpp:

(WebCore::Display::TextBox::boxName const):
(WebCore::Display::TextBox::debugDescription const):

  • display/css/DisplayTextBox.h:
3:18 PM Changeset in webkit [271107] by ysuzuki@apple.com
  • 2 edits in trunk/Source/WebCore

Fix compile error in non libressl WinCairo
https://bugs.webkit.org/show_bug.cgi?id=220191

Reviewed by Don Olmstead.

  • platform/network/curl/CurlSSLVerifier.cpp:

(WebCore::CurlSSLVerifier::CurlSSLVerifier):

10:08 AM Changeset in webkit [271106] by Alan Bujtas
  • 2 edits in trunk/Source/WebCore

[LFC][IFC] Incorrectly positioned content with vertical-align: length/percentage
https://bugs.webkit.org/show_bug.cgi?id=220193

Reviewed by Antti Koivisto.

vertical-align: length/percentage is a baseline shift. Let's use the inline level box's baseline and not its height
when adjusting the vertical position (css1/text_properties/vertical_align.html).

  • layout/inlineformatting/InlineFormattingContextGeometry.cpp:

(WebCore::Layout::LineBoxBuilder::computeLineBoxHeightAndAlignInlineLevelBoxesVertically):

Dec 28, 2020:

1:43 PM Changeset in webkit [271105] by ap@apple.com
  • 2 edits in trunk/LayoutTests

Mark tests as flaky for https://bugs.webkit.org/show_bug.cgi?id=220188

  • platform/mac-wk1/TestExpectations:
1:03 PM Changeset in webkit [271104] by ap@apple.com
  • 2 edits in trunk/LayoutTests

Mark webanimations/accelerated-animation-with-easing.html as flaky
https://bugs.webkit.org/show_bug.cgi?id=220187

  • platform/mac/TestExpectations:
10:26 AM Changeset in webkit [271103] by Alan Bujtas
  • 2 edits in trunk/Source/WebCore

[LFC][Integration] Add support for non-baseline aligned text painting
https://bugs.webkit.org/show_bug.cgi?id=220185

Reviewed by Antti Koivisto.

Use the run's vertical position to set the text origin (instead of using the line's baseline position).
This is in preparation for enabling inline box content.
(e.g. <div><span style="vertical-align: text-top">non-baseline aligned text</span></div>)

  • layout/integration/LayoutIntegrationLineLayout.cpp:

(WebCore::LayoutIntegration::LineLayout::paint):

9:33 AM Changeset in webkit [271102] by ap@apple.com
  • 2 edits in trunk/Tools

built-product-archive should work with Python 3
https://bugs.webkit.org/show_bug.cgi?id=220157

Reviewed by Aakash Jain.

  • CISupport/built-product-archive:

(webkitBuildDirectoryForConfigurationAndPlatform): Decode result as a string,
because the directory is then used in string manipulation.
(createZipFromList): Use Python 3 compatible 'except' syntax. The new syntax works
in Python 2.6 and newer.
(createZip): Ditto.

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