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LibWeb: Support creation of shared memory in WebAssembly API

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Add support for shared memory creation in WebAssembly memory API.
This API is needed for WPT tests that use shared array buffers.

Import related WPT tests.
This commit is contained in:
Konstantin Konstantin
2024-12-07 21:17:20 +01:00
committed by Ali Mohammad Pur
parent 6ec06a01a2
commit b03138cbff
Notes: github-actions[bot] 2024-12-08 21:11:34 +00:00 
Author: https://github.com/zetslief
Commit: https://github.com/LadybirdBrowser/ladybird/commit/b03138cbffd
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2828
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/alimpfard ✅
13 changed files with 516 additions and 16 deletions
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5
Libraries/LibWeb/HTML/StructuredSerialize.cpp
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@@ -27,6 +27,7 @@
#include <LibJS/Runtime/PrimitiveString.h>
#include <LibJS/Runtime/RegExpObject.h>
#include <LibJS/Runtime/Set.h>
#include <LibJS/Runtime/SharedArrayBufferConstructor.h>
#include <LibJS/Runtime/StringObject.h>
#include <LibJS/Runtime/TypedArray.h>
#include <LibJS/Runtime/VM.h>
@@ -803,7 +804,7 @@ public:
if (bytes_or_error.is_error())
return WebIDL::DataCloneError::create(*realm, "out of memory"_string);
auto bytes = bytes_or_error.release_value();
JS::ArrayBuffer* buffer = TRY(JS::allocate_shared_array_buffer(m_vm, realm->intrinsics().array_buffer_constructor(), bytes.size()));
JS::ArrayBuffer* buffer = TRY(JS::allocate_shared_array_buffer(m_vm, realm->intrinsics().shared_array_buffer_constructor(), bytes.size()));
bytes.span().copy_to(buffer->buffer().span());
value = buffer;
break;
@@ -820,7 +821,7 @@ public:
return WebIDL::DataCloneError::create(*realm, "out of memory"_string);
size_t max_byte_length = deserialize_primitive_type<size_t>(m_serialized, m_position);
auto bytes = bytes_or_error.release_value();
JS::ArrayBuffer* buffer = TRY(JS::allocate_shared_array_buffer(m_vm, realm->intrinsics().array_buffer_constructor(), bytes.size()));
JS::ArrayBuffer* buffer = TRY(JS::allocate_shared_array_buffer(m_vm, realm->intrinsics().shared_array_buffer_constructor(), bytes.size()));
bytes.span().copy_to(buffer->buffer().span());
buffer->set_max_byte_length(max_byte_length);
value = buffer;