Skip to content

[OpenMP][SystemZ] Compile __kmpc_omp_task_begin_if0() with backchain #71834

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Nov 9, 2023
Merged

[OpenMP][SystemZ] Compile __kmpc_omp_task_begin_if0() with backchain #71834

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 8 additions & 0 deletions openmp/runtime/src/kmp_tasking.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -839,6 +839,14 @@ static void __kmpc_omp_task_begin_if0_ompt(ident_t *loc_ref, kmp_int32 gtid,
// loc_ref: source location information; points to beginning of task block.
// gtid: global thread number.
// task: task thunk for the started task.
#ifdef __s390x__
// This is required for OMPT_GET_FRAME_ADDRESS(1) to compile on s390x.
// In order for it to work correctly, the caller also needs to be compiled with
// backchain. If a caller is compiled without backchain,
// OMPT_GET_FRAME_ADDRESS(1) will produce an incorrect value, but will not
// crash.
__attribute__((target("backchain")))
#endif
void __kmpc_omp_task_begin_if0(ident_t *loc_ref, kmp_int32 gtid,
kmp_task_t *task) {
#if OMPT_SUPPORT
Expand Down