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<?php function fibonacci() { $last = 0; $current = 1; yield 1; while (true) { $current = $last + $current; $last = $current - $last; if ($current > 1000) {break;} yield $current; } } foreach (fibonacci() as $number) { echo $number . "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 7
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
filename:       /in/1EAEq
function name:  (null)
number of ops:  9
compiled vars:  !0 = $number
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E >   INIT_FCALL                                               'fibonacci'
          1        DO_FCALL                                      0  $1      
          2      > FE_RESET_R                                       $2      $1, ->7
          3    > > FE_FETCH_R                                               $2, !0, ->7
   19     4    >   CONCAT                                           ~3      !0, '%0A'
          5        ECHO                                                     ~3
   18     6      > JMP                                                      ->3
          7    >   FE_FREE                                                  $2
   20     8      > RETURN                                                   1

Function fibonacci:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 5
Branch analysis from position: 14
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 12
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 5
Branch analysis from position: 14
Branch analysis from position: 5
filename:       /in/1EAEq
function name:  fibonacci
number of ops:  15
compiled vars:  !0 = $last, !1 = $current
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                         
    4     1        ASSIGN                                                   !0, 0
    5     2        ASSIGN                                                   !1, 1
    6     3        YIELD                                                    1
    7     4      > JMP                                                      ->13
    8     5    >   ADD                                              ~5      !0, !1
          6        ASSIGN                                                   !1, ~5
    9     7        SUB                                              ~7      !1, !0
          8        ASSIGN                                                   !0, ~7
   11     9        IS_SMALLER                                               1000, !1
         10      > JMPZ                                                     ~9, ->12
         11    > > JMP                                                      ->14
   12    12    >   YIELD                                                    !1
    7    13    > > JMPNZ                                                    <true>, ->5
   16    14    > > GENERATOR_RETURN                                         

End of function fibonacci

Generated using Vulcan Logic Dumper, using php 8.0.0


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255.04 ms | 1399 KiB | 14 Q