llvm/flang/test/Lower/OpenMP/wsloop-monotonic.f90

! This test checks lowering of OpenMP DO Directive (Worksharing) with
! monotonic schedule modifier.

! RUN: bbc -fopenmp -emit-hlfir %s -o - | FileCheck %s

program wsloop_dynamic
  integer :: i
!CHECK-LABEL: func @_QQmain()

!$OMP PARALLEL
!CHECK:  omp.parallel {

!$OMP DO SCHEDULE(monotonic:dynamic)
!CHECK:     %[[ALLOCA_IV:.*]] = fir.alloca i32 {{{.*}}, pinned, {{.*}}}
!CHECK:     %[[WS_LB:.*]] = arith.constant 1 : i32
!CHECK:     %[[WS_UB:.*]] = arith.constant 9 : i32
!CHECK:     %[[WS_STEP:.*]] = arith.constant 1 : i32
!CHECK:     omp.wsloop schedule(dynamic, monotonic) nowait {
!CHECK-NEXT:  omp.loop_nest (%[[I:.*]]) : i32 = (%[[WS_LB]]) to (%[[WS_UB]]) inclusive step (%[[WS_STEP]]) {
!CHECK:         fir.store %[[I]] to %[[ALLOCA_IV:.*]]#1 : !fir.ref<i32>

  do i=1, 9
    print*, i
!CHECK:         %[[RTBEGIN:.*]] = fir.call @_FortranAioBeginExternalListOutput
!CHECK:         %[[LOAD:.*]] = fir.load %[[ALLOCA_IV]]#0 : !fir.ref<i32>
!CHECK:         fir.call @_FortranAioOutputInteger32(%[[RTBEGIN]], %[[LOAD]]) {{.*}}: (!fir.ref<i8>, i32) -> i1
!CHECK:         fir.call @_FortranAioEndIoStatement(%[[RTBEGIN]]) {{.*}}: (!fir.ref<i8>) -> i32
  end do
!CHECK:         omp.yield
!CHECK:       omp.terminator
!CHECK:     omp.terminator
!CHECK:   }

!$OMP END DO NOWAIT
!$OMP END PARALLEL
end