$516a2e0b async-generator-yield.js:7:1
  Registers: 7
  Blocks:    1
  Constants:
    [0] = Undefined
    [1] = Int32(1)

block0:
  [   0] GetGlobal dst:reg6, `f`
  [  18] Call dst:reg5, callee:reg6, this_value:Undefined, f, arguments:[Int32(1)]
  [  40] End value:reg5


f$aa186530 async-generator-yield.js:5:5
  Registers: 10
  Blocks:    16
  Constants:
    [0] = Undefined
    [1] = Int32(1)
    [2] = Int32(4)
    [3] = Int32(5)

block0:
  [   0] Yield continuation_label:block1, value:Undefined

block1:
  [  10] Await continuation_label:block3, argument:arg0

block2:
  [  20] Mov dst:reg5, src:reg0
  [  30] GetCompletionFields type_dst:reg6, value_dst:reg7, completion:reg5
  [  40] JumpStrictlyEquals lhs:reg6, rhs:Int32(1), true_target:block12, false_target:block13

block3:
  [  58] Mov dst:reg5, src:reg0
  [  68] GetCompletionFields type_dst:reg6, value_dst:reg7, completion:reg5
  [  78] JumpStrictlyEquals lhs:reg6, rhs:Int32(1), true_target:block4, false_target:block5

block4:
  [  90] Yield continuation_label:block6, value:reg7

block5:
  [  a0] Throw src:reg7

block6:
  [  a8] Mov dst:reg5, src:reg0
  [  b8] GetCompletionFields type_dst:reg6, value_dst:reg7, completion:reg5
  [  c8] JumpStrictlyInequals lhs:reg6, rhs:Int32(4), true_target:block2, false_target:block7

block7:
  [  e0] Await continuation_label:block8, argument:reg7

block8:
  [  f0] Mov dst:reg5, src:reg0
  [ 100] GetCompletionFields type_dst:reg6, value_dst:reg7, completion:reg5
  [ 110] JumpStrictlyEquals lhs:reg6, rhs:Int32(1), true_target:block9, false_target:block10

block9:
  [ 128] JumpStrictlyEquals lhs:reg6, rhs:Int32(5), true_target:block2, false_target:block11

block10:
  [ 140] Throw src:reg7

block11:
  [ 148] SetCompletionType completion:reg5
  [ 158] Jump target:block2

block12:
  [ 160] Yield value:Undefined

block13:
  [ 170] JumpStrictlyEquals lhs:reg6, rhs:Int32(5), true_target:block14, false_target:block15

block14:
  [ 188] Throw src:reg7

block15:
  [ 190] Yield value:reg7