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[Concurrency] Split out the default cooperative executor into a separate opt-in library #77032
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kubamracek
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kubamracek:embedded-split-out-default-executor
Oct 17, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| // RUN: %empty-directory(%t) | ||
| // RUN: %target-swift-frontend -target %target-cpu-apple-macos14 -disable-availability-checking -parse-as-library -enable-experimental-feature Embedded %s -c -o %t/a.o | ||
| // RUN: %target-clang -nostdlib -lSystem %t/a.o -o %t/a.out -L%swift_obj_root/lib/swift/embedded/%target-cpu-apple-macos -lswift_Concurrency -dead_strip -Wl,-undefined,dynamic_lookup | ||
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| // RUN: grep DEP\: %s | sed 's#// DEP\: ##' | sort > %t/allowed-dependencies.txt | ||
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| // RUN: %llvm-nm --undefined-only --format=just-symbols %t/a.out | sort | tee %t/actual-dependencies.txt | ||
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| // Fail if there is any entry in actual-dependencies.txt that's not in allowed-dependencies.txt | ||
| // RUN: test -z "`comm -13 %t/allowed-dependencies.txt %t/actual-dependencies.txt`" | ||
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| // DEP: ___assert_rtn | ||
| // DEP: ___stack_chk_fail | ||
| // DEP: ___stack_chk_guard | ||
| // DEP: _abort | ||
| // DEP: _exit | ||
| // DEP: _free | ||
| // DEP: _malloc | ||
| // DEP: _memmove | ||
| // DEP: _memset | ||
| // DEP: _memset_s | ||
| // DEP: _posix_memalign | ||
| // DEP: _putchar | ||
| // DEP: _puts | ||
| // DEP: _strlen | ||
| // DEP: _swift_task_asyncMainDrainQueueImpl | ||
| // DEP: _swift_task_enqueueGlobalImpl | ||
| // DEP: _swift_task_getMainExecutorImpl | ||
| // DEP: _swift_task_asyncMainDrainQueueImpl | ||
| // DEP: _swift_task_checkIsolatedImpl | ||
| // DEP: _swift_task_donateThreadToGlobalExecutorUntilImpl | ||
| // DEP: _swift_task_enqueueGlobalImpl | ||
| // DEP: _swift_task_enqueueGlobalWithDeadlineImpl | ||
| // DEP: _swift_task_enqueueGlobalWithDelayImpl | ||
| // DEP: _swift_task_enqueueMainExecutorImpl | ||
| // DEP: _swift_task_getMainExecutorImpl | ||
| // DEP: _swift_task_isMainExecutorImpl | ||
| // DEP: _vprintf | ||
| // DEP: _vsnprintf | ||
| // DEP: dyld_stub_binder | ||
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| // REQUIRES: swift_in_compiler | ||
| // REQUIRES: optimized_stdlib | ||
| // REQUIRES: OS=macosx | ||
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| import _Concurrency | ||
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| public func test() async -> Int { | ||
| print("test") | ||
| let t = Task { | ||
| print("return 42") | ||
| return 42 | ||
| } | ||
| print("await") | ||
| let v = await t.value | ||
| print("return") | ||
| return v | ||
| } | ||
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| @main | ||
| struct Main { | ||
| static func main() async { | ||
| print("main") | ||
| let t = Task { | ||
| print("task") | ||
| let x = await test() | ||
| print(x == 42 ? "42" : "???") | ||
| } | ||
| print("after task") | ||
| await t.value | ||
| } | ||
| } |
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