diff options
Diffstat (limited to 'libgomp/taskloop.c')
| -rw-r--r-- | libgomp/taskloop.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/libgomp/taskloop.c b/libgomp/taskloop.c index 75697fecb8a..791178a1fd7 100644 --- a/libgomp/taskloop.c +++ b/libgomp/taskloop.c @@ -51,20 +51,32 @@ GOMP_taskloop (void (*fn) (void *), void *data, void (*cpyfn) (void *, void *), /* If parallel or taskgroup has been cancelled, don't start new tasks. */ if (team && gomp_team_barrier_cancelled (&team->barrier)) - return; + { + early_return: + if ((flags & (GOMP_TASK_FLAG_NOGROUP | GOMP_TASK_FLAG_REDUCTION)) + == GOMP_TASK_FLAG_REDUCTION) + { + struct gomp_data_head { TYPE t1, t2; uintptr_t *ptr; }; + uintptr_t *ptr = ((struct gomp_data_head *) data)->ptr; + /* Tell callers GOMP_taskgroup_reduction_register has not been + called. */ + ptr[2] = 0; + } + return; + } #ifdef TYPE_is_long TYPE s = step; if (step > 0) { if (start >= end) - return; + goto early_return; s--; } else { if (start <= end) - return; + goto early_return; s++; } UTYPE n = (end - start + s) / step; @@ -73,13 +85,13 @@ GOMP_taskloop (void (*fn) (void *), void *data, void (*cpyfn) (void *, void *), if (flags & GOMP_TASK_FLAG_UP) { if (start >= end) - return; + goto early_return; n = (end - start + step - 1) / step; } else { if (start <= end) - return; + goto early_return; n = (start - end - step - 1) / -step; } #endif |