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LibJS: Add six typed arrays (signed and unsigned 8/16/32-bit)

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This patch adds six of the standard type arrays and tries to share as
much code as possible:

- Uint8Array
- Uint16Array
- Uint32Array
- Int8Array
- Int16Array
- Int32Array
This commit is contained in:
Andreas Kling 2020-12-01 21:05:25 +01:00
parent 93feb7a81f
commit 3565d3c60c
15 changed files with 402 additions and 43 deletions
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10
Libraries/LibJS/Runtime/GlobalObject.cpp
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@ -62,6 +62,7 @@
#include <LibJS/Runtime/StringPrototype.h>
#include <LibJS/Runtime/SymbolConstructor.h>
#include <LibJS/Runtime/SymbolPrototype.h>
#include <LibJS/Runtime/TypedArray.h>
#include <LibJS/Runtime/Value.h>
namespace JS {
@ -95,8 +96,8 @@ void GlobalObject::initialize()
set_prototype(m_object_prototype);
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName) \
if (!m_##snake_name##_prototype) \
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
if (!m_##snake_name##_prototype) \
m_##snake_name##_prototype = heap().allocate<PrototypeName>(*this, *this);
JS_ENUMERATE_BUILTIN_TYPES
#undef __JS_ENUMERATE
@ -136,9 +137,10 @@ void GlobalObject::initialize()
add_constructor(vm.names.String, m_string_constructor, m_string_prototype);
add_constructor(vm.names.Symbol, m_symbol_constructor, m_symbol_prototype);
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName) \
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
add_constructor(vm.names.ClassName, m_##snake_name##_constructor, m_##snake_name##_prototype);
JS_ENUMERATE_ERROR_SUBCLASSES
JS_ENUMERATE_TYPED_ARRAYS
#undef __JS_ENUMERATE
}
@ -154,7 +156,7 @@ void GlobalObject::visit_edges(Visitor& visitor)
visitor.visit(m_new_object_shape);
visitor.visit(m_new_script_function_prototype_object_shape);
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName) \
#define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName, ArrayType) \
visitor.visit(m_##snake_name##_constructor);
JS_ENUMERATE_ERROR_SUBCLASSES
#undef __JS_ENUMERATE