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<?php function factorial($n) { if ($n <= 0) { return 1; } return $n * factorial($n); } echo factorial(8) . "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/r7i07
function name:  (null)
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   INIT_FCALL                                               'factorial'
          1        SEND_VAL                                                 8
          2        DO_FCALL                                      0  $0      
          3        CONCAT                                           ~1      $0, '%0A'
          4        ECHO                                                     ~1
          5      > RETURN                                                   1

Function factorial:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/r7i07
function name:  factorial
number of ops:  10
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        IS_SMALLER_OR_EQUAL                                      !0, 0
          2      > JMPZ                                                     ~1, ->4
    5     3    > > RETURN                                                   1
    8     4    >   INIT_FCALL_BY_NAME                                       'factorial'
          5        SEND_VAR_EX                                              !0
          6        DO_FCALL                                      0  $2      
          7        MUL                                              ~3      !0, $2
          8      > RETURN                                                   ~3
    9     9*     > RETURN                                                   null

End of function factorial

Generated using Vulcan Logic Dumper, using php 8.0.0


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