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<?php function foo($max) { $i = 0; while ($i <= $max) { yield $i; $i++; } } print_r(foo(9));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GiScj
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   INIT_FCALL                                               'print_r'
          1        INIT_FCALL                                               'foo'
          2        SEND_VAL                                                 9
          3        DO_FCALL                                      0  $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 4
Branch analysis from position: 8
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 4
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 4
Branch analysis from position: 8
Branch analysis from position: 4
filename:       /in/GiScj
function name:  foo
number of ops:  9
compiled vars:  !0 = $max, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        GENERATOR_CREATE                                         
    4     2        ASSIGN                                                   !1, 0
    5     3      > JMP                                                      ->6
    6     4    >   YIELD                                                    !1
    7     5        PRE_INC                                                  !1
    5     6    >   IS_SMALLER_OR_EQUAL                                      !1, !0
          7      > JMPNZ                                                    ~5, ->4
    9     8    > > GENERATOR_RETURN                                         

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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