Code

improved coroutine cancel semantics#1307

Code

Merged

andrewrk merged 21 commits intomasterziglang/zig:masterfrom cancel-semanticsziglang/zig:cancel-semanticsCopy head branch name to clipboardJul 30, 2018

+486-142

Commits

Commits on Jul 27, 2018

• coroutines have 3 more bits of atomic state

  andrewrk

  committed
  b3f4182

  Copy full SHA for b3f4182

• update coroutine return codegen with new status bits

  andrewrk

  committed
  7113f10

  Copy full SHA for 7113f10

• resume clears suspend bit

  andrewrk

  committed
  10764ee

  Copy full SHA for 10764ee

• suspend sets suspend bit

  andrewrk

  committed
  442e244

  Copy full SHA for 442e244

• remove ability to break from suspend blocks

  Show description for 02c5bda
  andrewrk

  committed
  02c5bda

  Copy full SHA for 02c5bda

• cancel sets the cancel bit

  andrewrk

  committed
  0b7a9c0

  Copy full SHA for 0b7a9c0

• await sets the await bit

  andrewrk

  committed
  341bd0d

  Copy full SHA for 341bd0d

• resume detects resuming when not suspended

  andrewrk

  committed
  e491c38

  Copy full SHA for e491c38

• suspend checks the cancel bit

  andrewrk

  committed
  e5beca8

  Copy full SHA for e5beca8

• detect double await

  andrewrk

  committed
  f0c049d

  Copy full SHA for f0c049d

Commits on Jul 28, 2018

• cancel detects if the target handle has already returned

  andrewrk

  committed
  6fed777

  Copy full SHA for 6fed777

• cancel detects suspend bit

  andrewrk

  committed
  c6f9a4c

  Copy full SHA for c6f9a4c

• suspend cancels awaiter when it gets canceled

  andrewrk

  committed
  60cda37

  Copy full SHA for 60cda37

• await checks the cancel bit

  andrewrk

  committed
  0ba2bc3

  Copy full SHA for 0ba2bc3

• await cancels the await target when it is canceled

  andrewrk

  committed
  dd272d1

  Copy full SHA for dd272d1

• make some functions in std.event.Loop public

  andrewrk

  committed
  05456eb

  Copy full SHA for 05456eb

• canceling an await also cancels things awaiting it

  andrewrk

  committed
  0d79e03

  Copy full SHA for 0d79e03

Commits on Jul 30, 2018

• fix cancel and await semantics

  andrewrk

  committed
  09304aa

  Copy full SHA for 09304aa

• await sets suspend bit; return clears suspend bit

  andrewrk

  committed
  6fd6bc9

  Copy full SHA for 6fd6bc9

• add behavior tests for cancel semantics

  andrewrk

  committed
  c91c781

  Copy full SHA for c91c781

• fix docs for break from suspend

  andrewrk

  committed
  cfe03c7

  Copy full SHA for cfe03c7