(reg: Register = Register.id_max, opd: Operand = None)
| 432 | |
| 433 | |
| 434 | def alloc_reg(reg: Register = Register.id_max, opd: Operand = None) -> Register: |
| 435 | if not reg_is_free(reg): |
| 436 | print_error('alloc_reg', f'Unavailable register {reg}') |
| 437 | |
| 438 | if reg != Register.id_max: |
| 439 | reg_avail_map[reg] = False |
| 440 | if opd is not None: |
| 441 | opd_map[reg] = opd |
| 442 | |
| 443 | return reg |
| 444 | |
| 445 | reg = next(filter(lambda reg: reg_avail_map[reg], REGS)) |
| 446 | reg_avail_map[reg] = False |
| 447 | if opd is not None: |
| 448 | opd_map[reg] = opd |
| 449 | |
| 450 | return reg |
| 451 | |
| 452 | |
| 453 | def free_reg(reg: Register): |
no test coverage detected