xref: /llvm-project/llvm/test/Transforms/Coroutines/coro-resume-destroy.ll (revision f42eb15c39405a8ae26d7f4f2fe7b29337ed6799) 
1; Tests that CoroEarly pass correctly lowers coro.resume, coro.destroy
2; RUN: opt < %s -S -passes=coro-early | FileCheck %s
3
4; CHECK-LABEL: @callResume(
5define void @callResume(ptr %hdl) {
6; CHECK-NEXT: entry
7entry:
8; CHECK-NEXT: %0 = call ptr @llvm.coro.subfn.addr(ptr %hdl, i8 0)
9; CHECK-NEXT: call fastcc void %0(ptr %hdl)
10  call void @llvm.coro.resume(ptr %hdl)
11
12; CHECK-NEXT: %1 = call ptr @llvm.coro.subfn.addr(ptr %hdl, i8 1)
13; CHECK-NEXT: call fastcc void %1(ptr %hdl)
14  call void @llvm.coro.destroy(ptr %hdl)
15
16  ret void
17; CHECK-NEXT: ret void
18}
19
20; CHECK-LABEL: @eh(
21define void @eh(ptr %hdl) personality ptr null {
22; CHECK-NEXT: entry
23entry:
24;  CHECK-NEXT: %0 = call ptr @llvm.coro.subfn.addr(ptr %hdl, i8 0)
25;  CHECK-NEXT: invoke fastcc void %0(ptr %hdl)
26  invoke void @llvm.coro.resume(ptr %hdl)
27          to label %cont unwind label %ehcleanup
28cont:
29  ret void
30
31ehcleanup:
32  %0 = cleanuppad within none []
33  cleanupret from %0 unwind to caller
34}
35
36
37declare void @llvm.coro.resume(ptr)
38declare void @llvm.coro.destroy(ptr)
39