Andreas Kling
a05be67e4a
LibJS: Let invokers (callers) of [[Call]] allocate ExecutionContext
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Instead of letting every [[Call]] implementation allocate an
ExecutionContext, we now make that a responsibility of the caller.
The main point of this exercise is to allow the Call instruction
to write function arguments directly into the callee ExecutionContext
instead of copying them later.
This makes function calls significantly faster:
- 10-20% faster on micro-benchmarks (depending on argument count)
- 4% speedup on Kraken
- 2% speedup on Octane
- 5% speedup on JetStream
2025-04-28 01:23:56 +02:00
Timothy Flynn
0b23717bc9
LibWeb/WebDriver: Use WebIDL promise AOs to execute async scripts
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This removes the use of `spin_event_loop_until` when waiting for async
script results.
2025-04-11 14:35:37 -04:00
Timothy Flynn
8b7bbc81e3
LibWeb/WebDriver: Execute script bodies in a promise-calling manner
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This is a bit of a peculiarity with the synchronous script executor. We
must wrap the script result in a promise.
2025-04-11 14:35:37 -04:00
Timothy Flynn
7539d808cd
LibWeb/WebDriver: Add a FIXME about allowing await
in script bodies
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There will soon only be a couple of remaining script execution WPT
promise.py failures. This comment is to explain why.
2025-04-11 14:35:37 -04:00
Andreas Kling
4209b18b88
LibJS: Add ECMAScriptFunctionObject::create_from_function_node() helper
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This gives us a shared entry point for every situation where we
instantiate a function based on a FunctionNode from the AST.
2025-04-08 18:52:35 +02:00
Andreas Kling
de424d6879
LibJS: Make Completion.[[Value]] non-optional
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Instead, just use js_undefined() whenever the [[Value]] field is unused.
This avoids a whole bunch of presence checks.
2025-04-05 11:20:26 +02:00
Andreas Kling
46a5710238
LibJS: Use FlyString in PropertyKey instead of DeprecatedFlyString
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This required dealing with *substantial* fallout.
2025-03-24 22:27:17 +00:00
Timothy Flynn
9879ac0893
LibWeb+WebContent+WebDriver: Port WebDriver to String
2025-02-20 19:27:51 -05:00
Timothy Flynn
85b424464a
AK+Everywhere: Rename verify_cast
to as
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Follow-up to fc20e61e72
.
2025-01-21 11:34:06 -05:00
Andreas Kling
3bfb0534be
LibGC: Rename MarkedVector => RootVector
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Let's try to make it a bit more clear that this is a Vector of GC roots.
2024-12-26 19:10:44 +01:00
Tim Ledbetter
7d2a037d03
LibWeb: Align execute_async_script
variable name with the latest spec
2024-12-12 05:16:18 -08:00
Shannon Booth
f87041bf3a
LibGC+Everywhere: Factor out a LibGC from LibJS
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Resulting in a massive rename across almost everywhere! Alongside the
namespace change, we now have the following names:
* JS::NonnullGCPtr -> GC::Ref
* JS::GCPtr -> GC::Ptr
* JS::HeapFunction -> GC::Function
* JS::CellImpl -> GC::Cell
* JS::Handle -> GC::Root
2024-11-15 14:49:20 +01:00
Shannon Booth
9b79a686eb
LibJS+LibWeb: Use realm.create<T> instead of heap.allocate<T>
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The main motivation behind this is to remove JS specifics of the Realm
from the implementation of the Heap.
As a side effect of this change, this is a bit nicer to read than the
previous approach, and in my opinion, also makes it a little more clear
that this method is specific to a JavaScript Realm.
2024-11-13 16:51:44 -05:00
Timothy Flynn
93712b24bf
Everywhere: Hoist the Libraries folder to the top-level
2024-11-10 12:50:45 +01:00