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1! RUN: bbc -emit-hlfir --force-byref-reduction -fopenmp -o - %s 2>&1 | FileCheck %s2! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --force-byref-reduction -o - %s 2>&1 | FileCheck %s3 4!CHECK-LABEL: omp.declare_reduction5!CHECK-SAME: @[[RED_F32_NAME:.*]] : !fir.ref<f32>6!CHECK-SAME: alloc {7!CHECK: %[[REF:.*]] = fir.alloca f328!CHECK: omp.yield(%[[REF]] : !fir.ref<f32>)9!CHECK-LABEL: } init {10!CHECK: ^bb0(%{{.*}}: !fir.ref<f32>, %[[ALLOC:.*]]: !fir.ref<f32>):11!CHECK: %[[C0_1:.*]] = arith.constant 0.000000e+00 : f3212!CHECKL fir.store [[%C0_1]] to %[[ALLOC]] : !fir.ref<f32>13!CHECK: omp.yield(%[[ALLOC]] : !fir.ref<f32>)14!CHECK: } combiner {15!CHECK: ^bb0(%[[ARG0:.*]]: !fir.ref<f32>, %[[ARG1:.*]]: !fir.ref<f32>):16!CHECK: %[[LD0:.*]] = fir.load %[[ARG0]] : !fir.ref<f32>17!CHECK: %[[LD1:.*]] = fir.load %[[ARG1]] : !fir.ref<f32>18!CHECK: %[[RES:.*]] = arith.addf %[[LD0]], %[[LD1]] {{.*}}: f3219!CHECK: fir.store %[[RES]] to %[[ARG0]] : !fir.ref<f32>20!CHECK: omp.yield(%[[ARG0]] : !fir.ref<f32>)21!CHECK: }22 23!CHECK-LABEL: omp.declare_reduction24!CHECK-SAME: @[[RED_I32_NAME:.*]] : !fir.ref<i32>25!CHECK-SAME: alloc {26!CHECK: %[[REF:.*]] = fir.alloca i3227!CHECK: omp.yield(%[[REF]] : !fir.ref<i32>)28!CHECK-LABEL: } init {29!CHECK: ^bb0(%{{.*}}: !fir.ref<i32>, %[[ALLOC:.*]]: !fir.ref<i32>):30!CHECK: %[[C0_1:.*]] = arith.constant 0 : i3231!CHECK: fir.store %[[C0_1]] to %[[ALLOC]] : !fir.ref<i32>32!CHECK: omp.yield(%[[ALLOC]] : !fir.ref<i32>)33!CHECK: } combiner {34!CHECK: ^bb0(%[[ARG0:.*]]: !fir.ref<i32>, %[[ARG1:.*]]: !fir.ref<i32>):35!CHECK: %[[LD0:.*]] = fir.load %[[ARG0]] : !fir.ref<i32>36!CHECK: %[[LD1:.*]] = fir.load %[[ARG1]] : !fir.ref<i32>37!CHECK: %[[RES:.*]] = arith.addi %[[LD0]], %[[LD1]] : i3238!CHECK: fir.store %[[RES]] to %[[ARG0]] : !fir.ref<i32>39!CHECK: omp.yield(%[[ARG0]] : !fir.ref<i32>)40!CHECK: }41 42!CHECK-LABEL: func.func @_QPsimple_int_add43!CHECK: %[[IREF:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QFsimple_int_addEi"}44!CHECK: %[[I_DECL:.*]]:2 = hlfir.declare %[[IREF]] {uniq_name = "_QFsimple_int_addEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)45!CHECK: %[[I_START:.*]] = arith.constant 0 : i3246!CHECK: hlfir.assign %[[I_START]] to %[[I_DECL]]#0 : i32, !fir.ref<i32>47!CHECK: omp.parallel reduction(byref @[[RED_I32_NAME]] %[[I_DECL]]#0 -> %[[PRV:.+]] : !fir.ref<i32>) {48!CHECK: %[[P_DECL:.+]]:2 = hlfir.declare %[[PRV]] {{.*}} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)49!CHECK: %[[LPRV:.+]] = fir.load %[[P_DECL]]#0 : !fir.ref<i32>50!CHECK: %[[I_INCR:.*]] = arith.constant 1 : i3251!CHECK: %[[RES:.+]] = arith.addi %[[LPRV]], %[[I_INCR]] : i3252!CHECK: hlfir.assign %[[RES]] to %[[P_DECL]]#0 : i32, !fir.ref<i32>53!CHECK: omp.terminator54!CHECK: }55!CHECK: return56subroutine simple_int_add57 integer :: i58 i = 059 60 !$omp parallel reduction(+:i)61 i = i + 162 !$omp end parallel63 64 print *, i65end subroutine66 67!CHECK-LABEL: func.func @_QPsimple_real_add68!CHECK: %[[RREF:.*]] = fir.alloca f32 {bindc_name = "r", uniq_name = "_QFsimple_real_addEr"}69!CHECK: %[[R_DECL:.*]]:2 = hlfir.declare %[[RREF]] {uniq_name = "_QFsimple_real_addEr"} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>)70!CHECK: %[[R_START:.*]] = arith.constant 0.000000e+00 : f3271!CHECK: hlfir.assign %[[R_START]] to %[[R_DECL]]#0 : f32, !fir.ref<f32>72!CHECK: omp.parallel reduction(byref @[[RED_F32_NAME]] %[[R_DECL]]#0 -> %[[PRV:.+]] : !fir.ref<f32>) {73!CHECK: %[[P_DECL:.+]]:2 = hlfir.declare %[[PRV]] {{.*}} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>)74!CHECK: %[[LPRV:.+]] = fir.load %[[P_DECL]]#0 : !fir.ref<f32>75!CHECK: %[[R_INCR:.*]] = arith.constant 1.500000e+00 : f3276!CHECK: %[[RES:.+]] = arith.addf %[[LPRV]], %[[R_INCR]] {{.*}} : f3277!CHECK: hlfir.assign %[[RES]] to %[[P_DECL]]#0 : f32, !fir.ref<f32>78!CHECK: omp.terminator79!CHECK: }80!CHECK: return81subroutine simple_real_add82 real :: r83 r = 0.084 85 !$omp parallel reduction(+:r)86 r = r + 1.587 !$omp end parallel88 89 print *, r90end subroutine91 92!CHECK-LABEL: func.func @_QPint_real_add93!CHECK: %[[IREF:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QFint_real_addEi"}94!CHECK: %[[I_DECL:.*]]:2 = hlfir.declare %[[IREF]] {uniq_name = "_QFint_real_addEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)95!CHECK: %[[RREF:.*]] = fir.alloca f32 {bindc_name = "r", uniq_name = "_QFint_real_addEr"}96!CHECK: %[[R_DECL:.*]]:2 = hlfir.declare %[[RREF]] {uniq_name = "_QFint_real_addEr"} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>)97!CHECK: %[[R_START:.*]] = arith.constant 0.000000e+00 : f3298!CHECK: hlfir.assign %[[R_START]] to %[[R_DECL]]#0 : f32, !fir.ref<f32>99!CHECK: %[[I_START:.*]] = arith.constant 0 : i32100!CHECK: hlfir.assign %[[I_START]] to %[[I_DECL]]#0 : i32, !fir.ref<i32>101!CHECK: omp.parallel reduction(byref @[[RED_I32_NAME]] %[[I_DECL]]#0 -> %[[IPRV:.+]], byref @[[RED_F32_NAME]] %[[R_DECL]]#0 -> %[[RPRV:.+]] : !fir.ref<i32>, !fir.ref<f32>) {102!CHECK: %[[IP_DECL:.+]]:2 = hlfir.declare %[[IPRV]] {{.*}} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)103!CHECK: %[[RP_DECL:.+]]:2 = hlfir.declare %[[RPRV]] {{.*}} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>)104!CHECK: %[[R_INCR:.*]] = arith.constant 1.500000e+00 : f32105!CHECK: %[[R_LPRV:.+]] = fir.load %[[RP_DECL]]#0 : !fir.ref<f32>106!CHECK: %[[RES1:.+]] = arith.addf %[[R_INCR]], %[[R_LPRV]] {{.*}} : f32107!CHECK: hlfir.assign %[[RES1]] to %[[RP_DECL]]#0 : f32, !fir.ref<f32>108!CHECK: %[[I_LPRV:.+]] = fir.load %[[IP_DECL]]#0 : !fir.ref<i32>109!CHECK: %[[I_INCR:.*]] = arith.constant 3 : i32110!CHECK: %[[RES0:.+]] = arith.addi %[[I_LPRV]], %[[I_INCR]] : i32111!CHECK: hlfir.assign %[[RES0]] to %[[IP_DECL]]#0 : i32, !fir.ref<i32>112!CHECK: omp.terminator113!CHECK: }114!CHECK: return115subroutine int_real_add116 real :: r117 integer :: i118 119 r = 0.0120 i = 0121 122 !$omp parallel reduction(+:i,r)123 r = 1.5 + r124 i = i + 3125 !$omp end parallel126 127 print *, r128 print *, i129end subroutine130