flang/test/Lower/OpenMP/threadprivate-common-block-hlfir.f90

   1 ! Simple test for lowering of OpenMP Threadprivate Directive with HLFIR.
   2 ! Test for common block.
   3
   4 !RUN: %flang_fc1 -flang-experimental-hlfir -emit-hlfir -fopenmp %s -o - | FileCheck %s
   5 !RUN: bbc -hlfir -emit-hlfir -fopenmp %s -o - | FileCheck %s
   6
   7
   8 !CHECK: %[[CBLK_ADDR:.*]] = fir.address_of(@blk_) : !fir.ref<!fir.array<4xi8>>
   9 !CHECK: {{.*}} = omp.threadprivate %[[CBLK_ADDR]] : !fir.ref<!fir.array<4xi8>> -> !fir.ref<!fir.array<4xi8>>
  10 !CHECK: omp.parallel   {
  11 !CHECK:   %[[TP_PARALLEL:.*]] = omp.threadprivate %[[CBLK_ADDR]] : !fir.ref<!fir.array<4xi8>> -> !fir.ref<!fir.array<4xi8>>
  12 !CHECK:   %[[TP_PARALLEL_ADDR:.*]] = fir.convert %[[TP_PARALLEL]] : (!fir.ref<!fir.array<4xi8>>) -> !fir.ref<!fir.array<?xi8>>
  13 !CHECK:   %[[A_ADDR:.*]] = fir.coordinate_of %[[TP_PARALLEL_ADDR]], %c0_1 : (!fir.ref<!fir.array<?xi8>>, index) -> !fir.ref<i8>
  14 !CHECK:   %[[A_ADDR_CVT:.*]] = fir.convert %[[A_ADDR]] : (!fir.ref<i8>) -> !fir.ref<i32>
  15 !CHECK:   %[[A_DECL:.*]]:2 = hlfir.declare %[[A_ADDR_CVT]] {uniq_name = "_QFsub_commonblockEa"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)
  16 !CHECK:   %[[A_VAL:.*]] = fir.load %[[A_DECL]]#0 : !fir.ref<i32>
  17 !CHECK:   {{.*}} = fir.call @_FortranAioOutputInteger32({{.*}}, %[[A_VAL]]) fastmath<contract> : (!fir.ref<i8>, i32) -> i1
  18 !CHECK:   omp.terminator
  19 !CHECK: }
  20
  21 subroutine sub_commonblock()
  22   integer:: a
  23   common /blk/ a
  24   !$omp threadprivate(/blk/)
  25
  26   !$omp parallel
  27     print *, a
  28   !$omp end parallel
  29 end