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1! RUN: bbc -emit-hlfir -fopenmp -o - %s | FileCheck %s2! RUN: %flang_fc1 -emit-hlfir -fopenmp -o - %s | FileCheck %s3 4program reduce5integer :: i = 06integer, allocatable :: r7 8allocate(r)9r = 010 11!$omp parallel do reduction(+:r)12do i=0,1013 r = i14enddo15!$omp end parallel do16 17print *,r18 19end program20 21! CHECK-LABEL: omp.declare_reduction @add_reduction_byref_box_heap_i32 : !fir.ref<!fir.box<!fir.heap<i32>>> attributes {byref_element_type = i32} alloc {22! CHECK: %[[VAL_2:.*]] = fir.alloca !fir.box<!fir.heap<i32>>23! CHECK: omp.yield(%[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<i32>>>)24! CHECK-LABEL: } init {25! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>, %[[ALLOC:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>):26! CHECK: %[[VAL_1:.*]] = arith.constant 0 : i3227! CHECK: %[[LOAD:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>28! CHECK: %[[ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>29! CHECK: %[[ADDRI:.*]] = fir.convert %[[ADDR]] : (!fir.heap<i32>) -> i6430! CHECK: %[[C0_I64:.*]] = arith.constant 0 : i6431! CHECK: %[[IS_NULL:.*]] = arith.cmpi eq, %[[ADDRI]], %[[C0_I64]] : i6432! CHECK: fir.if %[[IS_NULL]] {33! CHECK: %[[NULL_BOX:.*]] = fir.embox %[[ADDR]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>34! CHECK: fir.store %[[NULL_BOX]] to %[[ALLOC]] : !fir.ref<!fir.box<!fir.heap<i32>>35! CHECK: } else {36! CHECK: %[[VAL_3:.*]] = fir.allocmem i3237! CHECK: fir.store %[[VAL_1]] to %[[VAL_3]] : !fir.heap<i32>38! CHECK: %[[VAL_4:.*]] = fir.embox %[[VAL_3]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>39! CHECK: fir.store %[[VAL_4]] to %[[ALLOC]] : !fir.ref<!fir.box<!fir.heap<i32>>>40! CHECK: }41! CHECK: omp.yield(%[[ALLOC]] : !fir.ref<!fir.box<!fir.heap<i32>>>)42! CHECK: } combiner {43! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>, %[[VAL_1:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>):44! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>45! CHECK: %[[VAL_3:.*]] = fir.load %[[VAL_1]] : !fir.ref<!fir.box<!fir.heap<i32>>>46! CHECK: %[[VAL_4:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>47! CHECK: %[[VAL_5:.*]] = fir.box_addr %[[VAL_3]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>48! CHECK: %[[VAL_6:.*]] = fir.load %[[VAL_4]] : !fir.heap<i32>49! CHECK: %[[VAL_7:.*]] = fir.load %[[VAL_5]] : !fir.heap<i32>50! CHECK: %[[VAL_8:.*]] = arith.addi %[[VAL_6]], %[[VAL_7]] : i3251! CHECK: fir.store %[[VAL_8]] to %[[VAL_4]] : !fir.heap<i32>52! CHECK: omp.yield(%[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>)53! CHECK: } cleanup {54! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<i32>>>):55! CHECK: %[[VAL_1:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<i32>>>56! CHECK: %[[VAL_2:.*]] = fir.box_addr %[[VAL_1]] : (!fir.box<!fir.heap<i32>>) -> !fir.heap<i32>57! CHECK: %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (!fir.heap<i32>) -> i6458! CHECK: %[[VAL_4:.*]] = arith.constant 0 : i6459! CHECK: %[[VAL_5:.*]] = arith.cmpi ne, %[[VAL_3]], %[[VAL_4]] : i6460! CHECK: fir.if %[[VAL_5]] {61! CHECK: fir.freemem %[[VAL_2]] : !fir.heap<i32>62! CHECK: }63! CHECK: omp.yield64! CHECK: }65 66! CHECK-LABEL: func.func @_QQmain() attributes {fir.bindc_name = "REDUCE"} {67! CHECK: %[[VAL_0:.*]] = fir.address_of(@_QFEi) : !fir.ref<i32>68! CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %[[VAL_0]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)69! CHECK: %[[VAL_2:.*]] = fir.alloca !fir.box<!fir.heap<i32>> {bindc_name = "r", uniq_name = "_QFEr"}70! CHECK: %[[VAL_3:.*]] = fir.zero_bits !fir.heap<i32>71! CHECK: %[[VAL_4:.*]] = fir.embox %[[VAL_3]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>72! CHECK: fir.store %[[VAL_4]] to %[[VAL_2]] : !fir.ref<!fir.box<!fir.heap<i32>>>73! 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>>>)74! CHECK: %[[VAL_6:.*]] = fir.allocmem i32 {fir.must_be_heap = true, uniq_name = "_QFEr.alloc"}75! CHECK: %[[VAL_7:.*]] = fir.embox %[[VAL_6]] : (!fir.heap<i32>) -> !fir.box<!fir.heap<i32>>76! CHECK: fir.store %[[VAL_7]] to %[[VAL_5]]#0 : !fir.ref<!fir.box<!fir.heap<i32>>>77! CHECK: %[[VAL_8:.*]] = arith.constant 0 : i3278! CHECK: hlfir.assign %[[VAL_8]] to %[[VAL_5]]#0 realloc : i32, !fir.ref<!fir.box<!fir.heap<i32>>>79! CHECK: omp.parallel {80! CHECK: %[[VAL_11:.*]] = arith.constant 0 : i3281! CHECK: %[[VAL_12:.*]] = arith.constant 10 : i3282! CHECK: %[[VAL_13:.*]] = arith.constant 1 : i3283! 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>>>) {84! CHECK-NEXT: omp.loop_nest (%[[VAL_15:.*]]) : i32 = (%[[VAL_11]]) to (%[[VAL_12]]) inclusive step (%[[VAL_13]]) {85! CHECK: %[[VAL_10:.*]]:2 = hlfir.declare %[[VAL_9]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)86! 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>>>)87! CHECK: hlfir.assign %[[VAL_15]] to %[[VAL_10]]#0 : i32, !fir.ref<i32>88! CHECK: %[[VAL_17:.*]] = fir.load %[[VAL_10]]#0 : !fir.ref<i32>89! CHECK: hlfir.assign %[[VAL_17]] to %[[VAL_16]]#0 realloc : i32, !fir.ref<!fir.box<!fir.heap<i32>>>90! CHECK: omp.yield91! CHECK: }92! CHECK: }93! CHECK: omp.terminator94! CHECK: }95 96