xref: /llvm-project/flang/test/Lower/OpenMP/wsloop-monotonic.f90 (revision 937cbce14c9aa956342a9c818c26a8a557802843)
1! This test checks lowering of OpenMP DO Directive (Worksharing) with
2! monotonic schedule modifier.
3
4! RUN: bbc -fopenmp -emit-hlfir %s -o - | FileCheck %s
5
6program wsloop_dynamic
7  integer :: i
8!CHECK-LABEL: func @_QQmain()
9
10!$OMP PARALLEL
11!CHECK:  omp.parallel {
12
13!$OMP DO SCHEDULE(monotonic:dynamic)
14!CHECK:     %[[ALLOCA_IV:.*]] = fir.alloca i32 {{{.*}}, pinned, {{.*}}}
15!CHECK:     %[[WS_LB:.*]] = arith.constant 1 : i32
16!CHECK:     %[[WS_UB:.*]] = arith.constant 9 : i32
17!CHECK:     %[[WS_STEP:.*]] = arith.constant 1 : i32
18!CHECK:     omp.wsloop nowait schedule(dynamic, monotonic) {
19!CHECK-NEXT:  omp.loop_nest (%[[I:.*]]) : i32 = (%[[WS_LB]]) to (%[[WS_UB]]) inclusive step (%[[WS_STEP]]) {
20!CHECK:         fir.store %[[I]] to %[[ALLOCA_IV:.*]]#1 : !fir.ref<i32>
21
22  do i=1, 9
23    print*, i
24!CHECK:         %[[RTBEGIN:.*]] = fir.call @_FortranAioBeginExternalListOutput
25!CHECK:         %[[LOAD:.*]] = fir.load %[[ALLOCA_IV]]#0 : !fir.ref<i32>
26!CHECK:         fir.call @_FortranAioOutputInteger32(%[[RTBEGIN]], %[[LOAD]]) {{.*}}: (!fir.ref<i8>, i32) -> i1
27!CHECK:         fir.call @_FortranAioEndIoStatement(%[[RTBEGIN]]) {{.*}}: (!fir.ref<i8>) -> i32
28  end do
29!CHECK:         omp.yield
30!CHECK:     omp.terminator
31!CHECK:   }
32
33!$OMP END DO NOWAIT
34!$OMP END PARALLEL
35end
36