derek.holloway
7502bf64a4
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96 lines
6.1 KiB
Fortran
96 lines
6.1 KiB
Fortran
! RUN: bbc -emit-hlfir -fopenmp -o - %s | FileCheck %s
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! RUN: %flang_fc1 -emit-hlfir -fopenmp -o - %s | FileCheck %s
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program reduce
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integer :: i = 0
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integer, allocatable :: r
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allocate(r)
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r = 0
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!$omp parallel do reduction(+:r)
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do i=0,10
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r = i
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enddo
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!$omp end parallel do
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print *,r
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end program
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! CHECK-LABEL: omp.declare_reduction @add_reduction_byref_box_heap_i32 : !fir.ref<!fir.box<!fir.heap<i32>>> attributes {byref_element_type = i32} alloc {
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! CHECK: %[[VAL_2:.*]] = fir.alloca !fir.box<!fir.heap<i32>>
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! CHECK: omp.yield(%[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<i32>>>)
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! CHECK-LABEL: } init {
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! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>, %[[ALLOC:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>):
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! CHECK: %[[VAL_1:.*]] = arith.constant 0 : i32
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! CHECK: %[[LOAD:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: %[[ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>
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! CHECK: %[[ADDRI:.*]] = fir.convert %[[ADDR]] : (!fir.heap<i32>) -> i64
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! CHECK: %[[C0_I64:.*]] = arith.constant 0 : i64
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! CHECK: %[[IS_NULL:.*]] = arith.cmpi eq, %[[ADDRI]], %[[C0_I64]] : i64
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! CHECK: fir.if %[[IS_NULL]] {
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! CHECK: %[[NULL_BOX:.*]] = fir.embox %[[ADDR]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>
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! CHECK: fir.store %[[NULL_BOX]] to %[[ALLOC]] : !fir.ref<!fir.box<!fir.heap<i32>>
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! CHECK: } else {
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! CHECK: %[[VAL_3:.*]] = fir.allocmem i32
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! CHECK: fir.store %[[VAL_1]] to %[[VAL_3]] : !fir.heap<i32>
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! CHECK: %[[VAL_4:.*]] = fir.embox %[[VAL_3]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>
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! CHECK: fir.store %[[VAL_4]] to %[[ALLOC]] : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: }
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! CHECK: omp.yield(%[[ALLOC]] : !fir.ref<!fir.box<!fir.heap<i32>>>)
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! CHECK: } combiner {
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! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>, %[[VAL_1:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>):
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! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: %[[VAL_3:.*]] = fir.load %[[VAL_1]] : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: %[[VAL_4:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>
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! CHECK: %[[VAL_5:.*]] = fir.box_addr %[[VAL_3]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>
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! CHECK: %[[VAL_6:.*]] = fir.load %[[VAL_4]] : !fir.heap<i32>
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! CHECK: %[[VAL_7:.*]] = fir.load %[[VAL_5]] : !fir.heap<i32>
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! CHECK: %[[VAL_8:.*]] = arith.addi %[[VAL_6]], %[[VAL_7]] : i32
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! CHECK: fir.store %[[VAL_8]] to %[[VAL_4]] : !fir.heap<i32>
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! CHECK: omp.yield(%[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>)
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! CHECK: } cleanup {
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! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>):
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! CHECK: %[[VAL_1:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: %[[VAL_2:.*]] = fir.box_addr %[[VAL_1]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>
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! CHECK: %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (!fir.heap<i32>) -> i64
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! CHECK: %[[VAL_4:.*]] = arith.constant 0 : i64
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! CHECK: %[[VAL_5:.*]] = arith.cmpi ne, %[[VAL_3]], %[[VAL_4]] : i64
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! CHECK: fir.if %[[VAL_5]] {
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! CHECK: fir.freemem %[[VAL_2]] : !fir.heap<i32>
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! CHECK: }
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! CHECK: omp.yield
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! CHECK: }
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! CHECK-LABEL: func.func @_QQmain() attributes {fir.bindc_name = "REDUCE"} {
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! CHECK: %[[VAL_0:.*]] = fir.address_of(@_QFEi) : !fir.ref<i32>
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! CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %[[VAL_0]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)
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! CHECK: %[[VAL_2:.*]] = fir.alloca !fir.box<!fir.heap<i32>> {bindc_name = "r", uniq_name = "_QFEr"}
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! CHECK: %[[VAL_3:.*]] = fir.zero_bits !fir.heap<i32>
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! CHECK: %[[VAL_4:.*]] = fir.embox %[[VAL_3]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>
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! CHECK: fir.store %[[VAL_4]] to %[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: %[[VAL_5:.*]]:2 = hlfir.declare %[[VAL_2]] {fortran_attrs = {{.*}}<allocatable>, uniq_name = "_QFEr"} : (!fir.ref<!fir.box<!fir.heap<i32>>>) -> (!fir.ref<!fir.box<!fir.heap<i32>>>, !fir.ref<!fir.box<!fir.heap<i32>>>)
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! CHECK: %[[VAL_6:.*]] = fir.allocmem i32 {fir.must_be_heap = true, uniq_name = "_QFEr.alloc"}
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! CHECK: %[[VAL_7:.*]] = fir.embox %[[VAL_6]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>
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! CHECK: fir.store %[[VAL_7]] to %[[VAL_5]]#0 : !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: %[[VAL_8:.*]] = arith.constant 0 : i32
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! CHECK: hlfir.assign %[[VAL_8]] to %[[VAL_5]]#0 realloc : i32, !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: omp.parallel {
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! CHECK: %[[VAL_11:.*]] = arith.constant 0 : i32
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! CHECK: %[[VAL_12:.*]] = arith.constant 10 : i32
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! CHECK: %[[VAL_13:.*]] = arith.constant 1 : i32
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! CHECK: omp.wsloop private(@{{.*}} %{{.*}}#0 -> %[[VAL_9:.*]] : !fir.ref<i32>) reduction(byref @add_reduction_byref_box_heap_i32 %[[VAL_5]]#0 -> %[[VAL_14:.*]] : !fir.ref<!fir.box<!fir.heap<i32>>>) {
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! CHECK-NEXT: omp.loop_nest (%[[VAL_15:.*]]) : i32 = (%[[VAL_11]]) to (%[[VAL_12]]) inclusive step (%[[VAL_13]]) {
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! CHECK: %[[VAL_10:.*]]:2 = hlfir.declare %[[VAL_9]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)
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! CHECK: %[[VAL_16:.*]]:2 = hlfir.declare %[[VAL_14]] {fortran_attrs = {{.*}}<allocatable>, uniq_name = "_QFEr"} : (!fir.ref<!fir.box<!fir.heap<i32>>>) -> (!fir.ref<!fir.box<!fir.heap<i32>>>, !fir.ref<!fir.box<!fir.heap<i32>>>)
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! CHECK: hlfir.assign %[[VAL_15]] to %[[VAL_10]]#0 : i32, !fir.ref<i32>
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! CHECK: %[[VAL_17:.*]] = fir.load %[[VAL_10]]#0 : !fir.ref<i32>
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! CHECK: hlfir.assign %[[VAL_17]] to %[[VAL_16]]#0 realloc : i32, !fir.ref<!fir.box<!fir.heap<i32>>>
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! CHECK: omp.yield
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! CHECK: }
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! CHECK: }
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! CHECK: omp.terminator
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! CHECK: }
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