perf for mandelbrot in php 8

perf for mandelbrot.txt

Overhead  Command  Shared Object     Symbol
  13.83%  php      php               [.] ZEND_FETCH_OBJ_R_SPEC_UNUSED_CONST_INLINE_HANDLER                                                           ◆
  12.45%  php      php               [.] ZEND_FETCH_OBJ_R_SPEC_CV_CONST_INLINE_HANDLER                                                               ▒
   6.37%  php      php               [.] execute_ex                                                                                                  ▒
   4.54%  php      php               [.] ZEND_INIT_METHOD_CALL_SPEC_CV_CONST_HANDLER                                                                 ▒
   4.43%  php      php               [.] ZEND_MUL_SPEC_TMPVARCV_TMPVARCV_HANDLER                                                                     ▒
   4.16%  php      php               [.] zval_get_type                                                                                               ▒
   3.63%  php      php               [.] ZEND_ASSIGN_OBJ_SPEC_UNUSED_CONST_OP_DATA_CV_HANDLER                                                        ▒
   3.07%  php      php               [.] ZEND_ASSIGN_OBJ_OP_SPEC_UNUSED_CONST_HANDLER                                                                ▒
   3.05%  php      php               [.] ZEND_ADD_SPEC_TMPVARCV_TMPVARCV_HANDLER                                                                     ▒
   2.81%  php      php               [.] ZEND_SEND_VAR_EX_SPEC_CV_UNUSED_QUICK_HANDLER                                                               ▒
   2.30%  php      php               [.] i_free_compiled_variables                                                                                   ▒
   2.29%  php      php               [.] i_init_func_execute_data                                                                                    ▒
   2.00%  php      php               [.] zend_gc_delref                                                                                              ▒
   1.97%  php      php               [.] zend_vm_calc_used_stack                                                                                     ▒
   1.78%  php      php               [.] zend_init_cvs                                                                                               ▒
   1.78%  php      php               [.] ZEND_IS_SMALLER_OR_EQUAL_SPEC_CONST_TMPVARCV_JMPZ_HANDLER                                                   ▒
   1.48%  php      php               [.] ZEND_SUB_SPEC_TMPVARCV_TMPVARCV_HANDLER                                                                     ▒
   1.20%  php      php               [.] ZEND_SEND_VAL_SPEC_TMPVAR_UNUSED_HANDLER                                                                    ▒
   1.18%  php      php               [.] zend_gc_addref                                                                                              ▒
   1.17%  php      php               [.] zend_vm_stack_push_call_frame                                                                               ▒
   1.13%  php      php               [.] add_function_fast                                                                                           ▒
   1.10%  php      php               [.] _get_zval_ptr_cv_BP_VAR_R                                                                                   ▒
   1.07%  php      php               [.] zif_sqrt                                                                                                    ▒
   1.03%  php      php               [.] zend_vm_stack_push_call_frame_ex                                                                            ▒
   1.01%  php      php               [.] ZEND_PRE_INC_SPEC_CV_RETVAL_UNUSED_HANDLER                                                                  ▒
   1.01%  php      php               [.] zend_vm_init_call_frame                                                                                     ▒
   1.00%  php      php               [.] zend_check_type                                                                                             ▒
   0.99%  php      php               [.] ZEND_DO_ICALL_SPEC_RETVAL_USED_HANDLER                                                                      ▒
   0.90%  php      php               [.] zend_std_get_property_ptr_ptr                                                                               ▒
   0.88%  php      php               [.] i_zval_ptr_dtor                                                                                             ▒
   0.88%  php      php               [.] zend_object_release                                                                                         ▒
   0.86%  php      php               [.] ZEND_DO_FCALL_SPEC_RETVAL_UNUSED_HANDLER                                                                    ▒
   0.77%  php      php               [.] ZEND_DO_FCALL_SPEC_RETVAL_USED_HANDLER                                                                      ▒
   0.74%  php      php               [.] _get_zval_ptr_tmp                                                                                           ▒
   0.73%  php      php               [.] _get_zval_ptr_var                                                                                           ▒
   0.71%  php      php               [.] zend_copy_to_variable                                                                                       ▒
   0.70%  php      php               [.] zend_verify_internal_arg_types                                                                              ▒
   0.68%  php      php               [.] ZEND_INIT_FCALL_SPEC_CONST_HANDLER                                                                          ▒
   0.66%  php      php               [.] zend_internal_call_should_throw                                                                             ▒
   0.61%  php      php               [.] zend_binary_op                                                                                              ▒
   0.58%  php      php               [.] zval_get_type                                                                                               ▒
   0.52%  php      php               [.] zend_get_property_offset