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<?php function foo() { for ($i = 0; $i < 10 ; $i++) { yield $i; yield $i; } for ($j = 0; $j < 10 ; $j++) { yield $j; } } foreach (foo() as $f) { echo $f; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
filename:       /in/EYG52
function name:  (null)
number of ops:  8
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   INIT_FCALL                                               'foo'
          1        DO_FCALL                                      0  $1      
          2      > FE_RESET_R                                       $2      $1, ->6
          3    > > FE_FETCH_R                                               $2, !0, ->6
   14     4    >   ECHO                                                     !0
   13     5      > JMP                                                      ->3
          6    >   FE_FREE                                                  $2
   15     7      > 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 = 3
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 10
Branch analysis from position: 14
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 10
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 10
Branch analysis from position: 14
Branch analysis from position: 10
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 3
Branch analysis from position: 8
Branch analysis from position: 3
filename:       /in/EYG52
function name:  foo
number of ops:  15
compiled vars:  !0 = $i, !1 = $j
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   GENERATOR_CREATE                                         
    3     1        ASSIGN                                                   !0, 0
          2      > JMP                                                      ->6
    4     3    >   YIELD                                                    !0
    5     4        YIELD                                                    !0
    3     5        PRE_INC                                                  !0
          6    >   IS_SMALLER                                               !0, 10
          7      > JMPNZ                                                    ~6, ->3
    8     8    >   ASSIGN                                                   !1, 0
          9      > JMP                                                      ->12
    9    10    >   YIELD                                                    !1
    8    11        PRE_INC                                                  !1
         12    >   IS_SMALLER                                               !1, 10
         13      > JMPNZ                                                    ~10, ->10
   11    14    > > GENERATOR_RETURN                                         

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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