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LibJS/JIT: Compile the SetVariable bytecode instruction
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393d90abe1
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2 changed files with 31 additions and 0 deletions
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@ -565,6 +565,33 @@ void Compiler::compile_typeof_variable(Bytecode::Op::TypeofVariable const& op)
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check_exception();
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}
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static Value cxx_set_variable(
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VM& vm,
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DeprecatedFlyString const& identifier,
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Value value,
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Bytecode::Op::EnvironmentMode environment_mode,
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Bytecode::Op::SetVariable::InitializationMode initialization_mode)
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{
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TRY_OR_SET_EXCEPTION(Bytecode::set_variable(vm, identifier, value, environment_mode, initialization_mode));
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return {};
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}
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void Compiler::compile_set_variable(Bytecode::Op::SetVariable const& op)
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{
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m_assembler.mov(
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Assembler::Operand::Register(ARG1),
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Assembler::Operand::Imm64(bit_cast<u64>(&m_bytecode_executable.get_identifier(op.identifier().value()))));
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load_vm_register(ARG2, Bytecode::Register::accumulator());
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m_assembler.mov(
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Assembler::Operand::Register(ARG3),
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Assembler::Operand::Imm64(to_underlying(op.mode())));
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m_assembler.mov(
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Assembler::Operand::Register(ARG4),
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Assembler::Operand::Imm64(to_underlying(op.initialization_mode())));
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m_assembler.native_call((void*)cxx_set_variable);
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check_exception();
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}
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OwnPtr<NativeExecutable> Compiler::compile(Bytecode::Executable& bytecode_executable)
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{
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if (getenv("LIBJS_NO_JIT"))
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@ -659,6 +686,9 @@ OwnPtr<NativeExecutable> Compiler::compile(Bytecode::Executable& bytecode_execut
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case Bytecode::Instruction::Type::TypeofVariable:
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compiler.compile_typeof_variable(static_cast<Bytecode::Op::TypeofVariable const&>(op));
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break;
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case Bytecode::Instruction::Type::SetVariable:
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compiler.compile_set_variable(static_cast<Bytecode::Op::SetVariable const&>(op));
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break;
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#define DO_COMPILE_COMMON_BINARY_OP(TitleCaseName, snake_case_name) \
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case Bytecode::Instruction::Type::TitleCaseName: \
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