$fd650eed async-await.js:9:1
  Registers: 7
  Blocks:    1
  Constants:
    [0] = Undefined

block0:
  [   0] GetGlobal dst:reg6, `f`
  [  18] Call dst:reg5, callee:reg6, this_value:Undefined, f
  [  38] End value:reg5


f$efa3ed5e async-await.js:7:5
  Registers: 10
  Blocks:    8
  Constants:
    [0] = Undefined
    [1] = Int32(42)
    [2] = Int32(1)

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

block1:
  [  10] GetGlobal dst:reg6, `Promise`
  [  28] GetById dst:reg7, base:reg6, `resolve` (Promise.resolve)
  [  48] Call dst:reg5, callee:reg7, this_value:reg6, Promise.resolve, arguments:[Int32(42)]
  [  70] Mov dst:reg7, src:reg0
  [  80] Await continuation_label:block2, argument:reg5

block2:
  [  90] Mov dst:reg7, src:reg0
  [  a0] GetCompletionFields type_dst:reg6, value_dst:reg8, completion:reg7
  [  b0] JumpStrictlyEquals lhs:reg6, rhs:Int32(1), true_target:block3, false_target:block4

block3:
  [  c8] Await continuation_label:block5, argument:reg8

block4:
  [  d8] Throw src:reg8

block5:
  [  e0] Mov dst:reg5, src:reg0
  [  f0] GetCompletionFields type_dst:reg7, value_dst:reg6, completion:reg5
  [ 100] JumpStrictlyEquals lhs:reg7, rhs:Int32(1), true_target:block6, false_target:block7

block6:
  [ 118] Yield value:reg6

block7:
  [ 128] Throw src:reg6