1! RUN: bbc -emit-hlfir -fopenmp -o - %s | FileCheck %s 2! RUN: %flang_fc1 -emit-hlfir -fopenmp -o - %s | FileCheck %s 3 4program reduce 5integer :: i = 0 6integer, dimension(:), pointer :: r 7 8allocate(r(2)) 9 10!$omp parallel do reduction(+:r) 11do i=0,10 12 r(1) = i 13 r(2) = -i 14enddo 15!$omp end parallel do 16 17print *,r 18deallocate(r) 19 20end program 21 22! CHECK-LABEL: omp.declare_reduction @add_reduction_byref_box_ptr_Uxi32 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> alloc { 23! CHECK: %[[VAL_3:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.array<?xi32>>> 24! CHECK: omp.yield(%[[VAL_3]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) 25! CHECK-LABEL: } init { 26! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>, %[[ALLOC:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>): 27! CHECK: %[[VAL_1:.*]] = arith.constant 0 : i32 28! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 29! CHECK: %[[VAL_4:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>) -> !fir.ptr<!fir.array<?xi32>> 30! CHECK: %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (!fir.ptr<!fir.array<?xi32>>) -> i64 31! CHECK: %[[VAL_6:.*]] = arith.constant 0 : i64 32! CHECK: %[[VAL_7:.*]] = arith.cmpi eq, %[[VAL_5]], %[[VAL_6]] : i64 33! CHECK: fir.if %[[VAL_7]] { 34! CHECK: %[[VAL_8:.*]] = fir.embox %[[VAL_4]] : (!fir.ptr<!fir.array<?xi32>>) -> !fir.box<!fir.ptr<!fir.array<?xi32>>> 35! CHECK: fir.store %[[VAL_8]] to %[[ALLOC]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 36! CHECK: } else { 37! CHECK: %[[VAL_9:.*]] = arith.constant 0 : index 38! CHECK: %[[VAL_10:.*]]:3 = fir.box_dims %[[VAL_2]], %[[VAL_9]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, index) -> (index, index, index) 39! CHECK: %[[VAL_11:.*]] = fir.shape %[[VAL_10]]#1 : (index) -> !fir.shape<1> 40! CHECK: %[[VAL_12:.*]] = fir.allocmem !fir.array<?xi32>, %[[VAL_10]]#1 {bindc_name = ".tmp", uniq_name = ""} 41! CHECK: %[[VAL_13:.*]] = arith.constant true 42! CHECK: %[[VAL_14:.*]]:2 = hlfir.declare %[[VAL_12]](%[[VAL_11]]) {uniq_name = ".tmp"} : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> (!fir.box<!fir.array<?xi32>>, !fir.heap<!fir.array<?xi32>>) 43! CHECK: %[[VAL_15:.*]] = arith.constant 0 : index 44! CHECK: %[[VAL_16:.*]]:3 = fir.box_dims %[[VAL_2]], %[[VAL_15]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, index) -> (index, index, index) 45! CHECK: %[[VAL_17:.*]] = fir.shape_shift %[[VAL_16]]#0, %[[VAL_16]]#1 : (index, index) -> !fir.shapeshift<1> 46! CHECK: %[[VAL_18:.*]] = fir.rebox %[[VAL_14]]#0(%[[VAL_17]]) : (!fir.box<!fir.array<?xi32>>, !fir.shapeshift<1>) -> !fir.box<!fir.ptr<!fir.array<?xi32>>> 47! CHECK: hlfir.assign %[[VAL_1]] to %[[VAL_18]] : i32, !fir.box<!fir.ptr<!fir.array<?xi32>>> 48! CHECK: fir.store %[[VAL_18]] to %[[ALLOC]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 49! CHECK: } 50! CHECK: omp.yield(%[[ALLOC]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) 51! CHECK-LABEL: } combiner { 52! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>, %[[VAL_1:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>): 53! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 54! CHECK: %[[VAL_3:.*]] = fir.load %[[VAL_1]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 55! CHECK: %[[VAL_4:.*]] = arith.constant 0 : index 56! CHECK: %[[VAL_5:.*]]:3 = fir.box_dims %[[VAL_2]], %[[VAL_4]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, index) -> (index, index, index) 57! CHECK: %[[VAL_6:.*]] = fir.shape_shift %[[VAL_5]]#0, %[[VAL_5]]#1 : (index, index) -> !fir.shapeshift<1> 58! CHECK: %[[VAL_7:.*]] = arith.constant 1 : index 59! CHECK: fir.do_loop %[[VAL_8:.*]] = %[[VAL_7]] to %[[VAL_5]]#1 step %[[VAL_7]] unordered { 60! CHECK: %[[VAL_9:.*]] = fir.array_coor %[[VAL_2]](%[[VAL_6]]) %[[VAL_8]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, !fir.shapeshift<1>, index) -> !fir.ref<i32> 61! CHECK: %[[VAL_10:.*]] = fir.array_coor %[[VAL_3]](%[[VAL_6]]) %[[VAL_8]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, !fir.shapeshift<1>, index) -> !fir.ref<i32> 62! CHECK: %[[VAL_11:.*]] = fir.load %[[VAL_9]] : !fir.ref<i32> 63! CHECK: %[[VAL_12:.*]] = fir.load %[[VAL_10]] : !fir.ref<i32> 64! CHECK: %[[VAL_13:.*]] = arith.addi %[[VAL_11]], %[[VAL_12]] : i32 65! CHECK: fir.store %[[VAL_13]] to %[[VAL_9]] : !fir.ref<i32> 66! CHECK: } 67! CHECK: omp.yield(%[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) 68! CHECK-LABEL: } cleanup { 69! CHECK: ^bb0(%[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>): 70! CHECK: %[[VAL_1:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 71! CHECK: %[[VAL_2:.*]] = fir.box_addr %[[VAL_1]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>) -> !fir.ptr<!fir.array<?xi32>> 72! CHECK: %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (!fir.ptr<!fir.array<?xi32>>) -> i64 73! CHECK: %[[VAL_4:.*]] = arith.constant 0 : i64 74! CHECK: %[[VAL_5:.*]] = arith.cmpi ne, %[[VAL_3]], %[[VAL_4]] : i64 75! CHECK: fir.if %[[VAL_5]] { 76! CHECK: %[[VAL_6:.*]] = fir.convert %[[VAL_2]] : (!fir.ptr<!fir.array<?xi32>>) -> !fir.heap<!fir.array<?xi32>> 77! CHECK: fir.freemem %[[VAL_6]] : !fir.heap<!fir.array<?xi32>> 78! CHECK: } 79! CHECK: omp.yield 80! CHECK: } 81 82! CHECK-LABEL: func.func @_QQmain() attributes {fir.bindc_name = "reduce"} { 83! CHECK: %[[VAL_0:.*]] = fir.address_of(@_QFEi) : !fir.ref<i32> 84! CHECK: %[[VAL_1:.*]]:2 = hlfir.declare %[[VAL_0]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) 85! CHECK: %[[VAL_2:.*]] = fir.address_of(@_QFEr) : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 86! CHECK: %[[VAL_3:.*]]:2 = hlfir.declare %[[VAL_2]] {fortran_attrs = {{.*}}<pointer>, uniq_name = "_QFEr"} : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) -> (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>, !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) 87! CHECK: %[[VAL_4:.*]] = arith.constant false 88! CHECK: %[[VAL_5:.*]] = fir.absent !fir.box<none> 89! CHECK: %[[VAL_6:.*]] = fir.address_of( 90! CHECK: %[[VAL_7:.*]] = arith.constant 8 : i32 91! CHECK: %[[VAL_8:.*]] = fir.zero_bits !fir.ptr<!fir.array<?xi32>> 92! CHECK: %[[VAL_9:.*]] = arith.constant 0 : index 93! CHECK: %[[VAL_10:.*]] = fir.shape %[[VAL_9]] : (index) -> !fir.shape<1> 94! CHECK: %[[VAL_11:.*]] = fir.embox %[[VAL_8]](%[[VAL_10]]) : (!fir.ptr<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.ptr<!fir.array<?xi32>>> 95! CHECK: fir.store %[[VAL_11]] to %[[VAL_3]]#1 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 96! CHECK: %[[VAL_12:.*]] = arith.constant 1 : index 97! CHECK: %[[VAL_13:.*]] = arith.constant 2 : i32 98! CHECK: %[[VAL_14:.*]] = arith.constant 0 : i32 99! CHECK: %[[VAL_15:.*]] = fir.convert %[[VAL_3]]#1 : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) -> !fir.ref<!fir.box<none>> 100! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_12]] : (index) -> i64 101! CHECK: %[[VAL_17:.*]] = fir.convert %[[VAL_13]] : (i32) -> i64 102! CHECK: fir.call @_FortranAPointerSetBounds(%[[VAL_15]], %[[VAL_14]], %[[VAL_16]], %[[VAL_17]]) fastmath<contract> : (!fir.ref<!fir.box<none>>, i32, i64, i64) -> () 103! CHECK: %[[VAL_19:.*]] = fir.convert %[[VAL_3]]#1 : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) -> !fir.ref<!fir.box<none>> 104! CHECK: %[[VAL_20:.*]] = fir.convert %[[VAL_6]] : (!fir.ref<!fir.char<{{.*}}>>) -> !fir.ref<i8> 105! CHECK: %[[VAL_21:.*]] = fir.call @_FortranAPointerAllocate(%[[VAL_19]], %[[VAL_4]], %[[VAL_5]], %[[VAL_20]], %[[VAL_7]]) fastmath<contract> : (!fir.ref<!fir.box<none>>, i1, !fir.box<none>, !fir.ref<i8>, i32) -> i32 106! CHECK: omp.parallel { 107! CHECK: %[[VAL_22:.*]] = fir.alloca i32 {bindc_name = "i", pinned, uniq_name = "_QFEi"} 108! CHECK: %[[VAL_23:.*]]:2 = hlfir.declare %[[VAL_22]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) 109! CHECK: %[[VAL_24:.*]] = arith.constant 0 : i32 110! CHECK: %[[VAL_25:.*]] = arith.constant 10 : i32 111! CHECK: %[[VAL_26:.*]] = arith.constant 1 : i32 112! CHECK: omp.wsloop reduction(byref @add_reduction_byref_box_ptr_Uxi32 %[[VAL_3]]#0 -> %[[VAL_27:.*]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) { 113! CHECK: omp.loop_nest (%[[VAL_28:.*]]) : i32 = (%[[VAL_24]]) to (%[[VAL_25]]) inclusive step (%[[VAL_26]]) { 114! CHECK: %[[VAL_29:.*]]:2 = hlfir.declare %[[VAL_27]] {fortran_attrs = {{.*}}<pointer>, uniq_name = "_QFEr"} : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) -> (!fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>, !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>) 115! CHECK: fir.store %[[VAL_28]] to %[[VAL_23]]#1 : !fir.ref<i32> 116! CHECK: %[[VAL_30:.*]] = fir.load %[[VAL_23]]#0 : !fir.ref<i32> 117! CHECK: %[[VAL_31:.*]] = fir.load %[[VAL_29]]#0 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 118! CHECK: %[[VAL_32:.*]] = arith.constant 1 : index 119! CHECK: %[[VAL_33:.*]] = hlfir.designate %[[VAL_31]] (%[[VAL_32]]) : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, index) -> !fir.ref<i32> 120! CHECK: hlfir.assign %[[VAL_30]] to %[[VAL_33]] : i32, !fir.ref<i32> 121! CHECK: %[[VAL_34:.*]] = fir.load %[[VAL_23]]#0 : !fir.ref<i32> 122! CHECK: %[[VAL_35:.*]] = arith.constant 0 : i32 123! CHECK: %[[VAL_36:.*]] = arith.subi %[[VAL_35]], %[[VAL_34]] : i32 124! CHECK: %[[VAL_37:.*]] = fir.load %[[VAL_29]]#0 : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>> 125! CHECK: %[[VAL_38:.*]] = arith.constant 2 : index 126! CHECK: %[[VAL_39:.*]] = hlfir.designate %[[VAL_37]] (%[[VAL_38]]) : (!fir.box<!fir.ptr<!fir.array<?xi32>>>, index) -> !fir.ref<i32> 127! CHECK: hlfir.assign %[[VAL_36]] to %[[VAL_39]] : i32, !fir.ref<i32> 128! CHECK: omp.yield 129! CHECK: } 130! CHECK: } 131! CHECK: omp.terminator 132! CHECK: } 133