beenull/ladybird
1
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2024-11-26 17:40:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 7

LibJS/JIT: Compile the ThrowIfNullish instruction

Browse source
This commit is contained in:
Simon Wanner 2023-10-29 16:13:07 +01:00 committed by Andreas Kling
parent 9e2edc3085
commit e7fdf9c7e5
Notes: sideshowbarker 2024-07-17 04:09:56 +09:00 
Author: https://github.com/skyrising
Commit: https://github.com/SerenityOS/serenity/commit/e7fdf9c7e5
Pull-request: https://github.com/SerenityOS/serenity/pull/21677
2 changed files with 16 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
Userland/Libraries/LibJS/JIT/Compiler.cpp
View file

@ -1255,6 +1255,20 @@ void Compiler::compile_throw_if_not_object(Bytecode::Op::ThrowIfNotObject const&
check_exception();
}
static Value cxx_throw_if_nullish(VM& vm, Value value)
{
if (value.is_nullish())
TRY_OR_SET_EXCEPTION(vm.throw_completion<TypeError>(ErrorType::NotObjectCoercible, value.to_string_without_side_effects()));
return {};
}
void Compiler::compile_throw_if_nullish(Bytecode::Op::ThrowIfNullish const&)
{
load_vm_register(ARG1, Bytecode::Register::accumulator());
native_call((void*)cxx_throw_if_nullish);
check_exception();
}
void Compiler::jump_to_exit()
{
m_assembler.jump(m_exit_label);

3
Userland/Libraries/LibJS/JIT/Compiler.h
View file

@ -109,7 +109,8 @@ private:
O(GetIterator, get_iterator) \
O(IteratorNext, iterator_next) \
O(IteratorResultDone, iterator_result_done) \
O(ThrowIfNotObject, throw_if_not_object)
O(ThrowIfNotObject, throw_if_not_object) \
O(ThrowIfNullish, throw_if_nullish)
# define DECLARE_COMPILE_OP(OpTitleCase, op_snake_case) \
void compile_##op_snake_case(Bytecode::Op::OpTitleCase const&);