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LibJS/JIT: Compile the GetMethod instruction

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This commit is contained in:
Simon Wanner 2023-10-30 00:04:52 +01:00 • committed by Andreas Kling
parent 06ea4cfc4f
commit 19045d6431
3 changed files with 21 additions and 1 deletions
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2
Userland/Libraries/LibJS/Bytecode/Op.h
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@ -1349,6 +1349,8 @@ public:
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const; ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const; DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
IdentifierTableIndex property() const { return m_property; }
private: private:
IdentifierTableIndex m_property; IdentifierTableIndex m_property;
}; };

17
Userland/Libraries/LibJS/JIT/Compiler.cpp
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@ -1568,6 +1568,23 @@ void Compiler::compile_delete_variable(Bytecode::Op::DeleteVariable const& op)
check_exception(); check_exception();
} }
static Value cxx_get_method(VM& vm, Value value, DeprecatedFlyString const& identifier)
{
auto method = TRY_OR_SET_EXCEPTION(value.get_method(vm, identifier));
return method ?: js_undefined();
}
void Compiler::compile_get_method(Bytecode::Op::GetMethod const& op)
{
load_vm_register(ARG1, Bytecode::Register::accumulator());
m_assembler.mov(
Assembler::Operand::Register(ARG2),
Assembler::Operand::Imm(bit_cast<u64>(&m_bytecode_executable.get_identifier(op.property()))));
native_call((void*)cxx_get_method);
store_vm_register(Bytecode::Register::accumulator(), RET);
check_exception();
}
void Compiler::jump_to_exit() void Compiler::jump_to_exit()
{ {
m_assembler.jump(m_exit_label); m_assembler.jump(m_exit_label);

3
Userland/Libraries/LibJS/JIT/Compiler.h
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@ -129,7 +129,8 @@ private:
O(PutPrivateById, put_private_by_id) \ O(PutPrivateById, put_private_by_id) \
O(ImportCall, import_call) \ O(ImportCall, import_call) \
O(GetImportMeta, get_import_meta) \ O(GetImportMeta, get_import_meta) \
O(DeleteVariable, delete_variable) O(DeleteVariable, delete_variable) \
O(GetMethod, get_method)
# define DECLARE_COMPILE_OP(OpTitleCase, op_snake_case) \ # define DECLARE_COMPILE_OP(OpTitleCase, op_snake_case) \
void compile_##op_snake_case(Bytecode::Op::OpTitleCase const&); void compile_##op_snake_case(Bytecode::Op::OpTitleCase const&);