| ! RUN: bbc -emit-hlfir -fopenmp -o - %s 2>&1 | FileCheck %s |
| ! RUN: %flang_fc1 -emit-hlfir -fopenmp -o - %s 2>&1 | FileCheck %s |
| |
| ! NOTE: Assertions have been autogenerated by utils/generate-test-checks.py |
| |
| ! CHECK-LABEL: omp.declare_reduction @max_f32 : f32 init { |
| ! CHECK: ^bb0(%[[VAL_0:.*]]: f32): |
| ! CHECK: %[[VAL_1:.*]] = arith.constant -3.40282347E+38 : f32 |
| ! CHECK: omp.yield(%[[VAL_1]] : f32) |
| |
| ! CHECK-LABEL: } combiner { |
| ! CHECK: ^bb0(%[[VAL_0:.*]]: f32, %[[VAL_1:.*]]: f32): |
| ! CHECK: %[[VAL_2:.*]] = arith.maxnumf %[[VAL_0]], %[[VAL_1]] fastmath<contract> : f32 |
| ! CHECK: omp.yield(%[[VAL_2]] : f32) |
| ! CHECK: } |
| |
| ! CHECK-LABEL: omp.declare_reduction @max_i32 : i32 init { |
| ! CHECK: ^bb0(%[[VAL_0:.*]]: i32): |
| ! CHECK: %[[VAL_1:.*]] = arith.constant -2147483648 : i32 |
| ! CHECK: omp.yield(%[[VAL_1]] : i32) |
| |
| ! CHECK-LABEL: } combiner { |
| ! CHECK: ^bb0(%[[VAL_0:.*]]: i32, %[[VAL_1:.*]]: i32): |
| ! CHECK: %[[VAL_2:.*]] = arith.maxsi %[[VAL_0]], %[[VAL_1]] : i32 |
| ! CHECK: omp.yield(%[[VAL_2]] : i32) |
| ! CHECK: } |
| |
| ! CHECK-LABEL: func.func @_QPreduction_max_int( |
| ! CHECK-SAME: %[[VAL_0:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "y"}) { |
| ! CHECK: %[[VAL_1:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QFreduction_max_intEi"} |
| ! CHECK: %[[VAL_2:.*]]:2 = hlfir.declare %[[VAL_1]] {uniq_name = "_QFreduction_max_intEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: %[[VAL_3:.*]] = fir.alloca i32 {bindc_name = "x", uniq_name = "_QFreduction_max_intEx"} |
| ! CHECK: %[[VAL_4:.*]]:2 = hlfir.declare %[[VAL_3]] {uniq_name = "_QFreduction_max_intEx"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: %[[VAL_5:.*]]:2 = hlfir.declare %[[VAL_0]] dummy_scope %{{[0-9]+}} {uniq_name = "_QFreduction_max_intEy"} : (!fir.box<!fir.array<?xi32>>, !fir.dscope) -> (!fir.box<!fir.array<?xi32>>, !fir.box<!fir.array<?xi32>>) |
| ! CHECK: %[[VAL_6:.*]] = arith.constant 0 : i32 |
| ! CHECK: hlfir.assign %[[VAL_6]] to %[[VAL_4]]#0 : i32, !fir.ref<i32> |
| ! CHECK: omp.parallel { |
| ! CHECK: %[[VAL_7:.*]] = fir.alloca i32 {bindc_name = "i", pinned, {{.*}}} |
| ! CHECK: %[[VAL_8:.*]]:2 = hlfir.declare %[[VAL_7]] {uniq_name = "_QFreduction_max_intEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: %[[VAL_9:.*]] = arith.constant 1 : i32 |
| ! CHECK: %[[VAL_10:.*]] = arith.constant 100 : i32 |
| ! CHECK: %[[VAL_11:.*]] = arith.constant 1 : i32 |
| ! CHECK: omp.wsloop reduction(@max_i32 %[[VAL_4]]#0 -> %[[VAL_12:.*]] : !fir.ref<i32>) { |
| ! CHECK-NEXT: omp.loop_nest (%[[VAL_13:.*]]) : i32 = (%[[VAL_9]]) to (%[[VAL_10]]) inclusive step (%[[VAL_11]]) { |
| ! CHECK: %[[VAL_14:.*]]:2 = hlfir.declare %[[VAL_12]] {uniq_name = "_QFreduction_max_intEx"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: fir.store %[[VAL_13]] to %[[VAL_8]]#1 : !fir.ref<i32> |
| ! CHECK: %[[VAL_15:.*]] = fir.load %[[VAL_8]]#0 : !fir.ref<i32> |
| ! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (i32) -> i64 |
| ! CHECK: %[[VAL_17:.*]] = hlfir.designate %[[VAL_5]]#0 (%[[VAL_16]]) : (!fir.box<!fir.array<?xi32>>, i64) -> !fir.ref<i32> |
| ! CHECK: %[[VAL_18:.*]] = fir.load %[[VAL_14]]#0 : !fir.ref<i32> |
| ! CHECK: %[[VAL_19:.*]] = fir.load %[[VAL_17]] : !fir.ref<i32> |
| ! CHECK: %[[VAL_20:.*]] = arith.cmpi sgt, %[[VAL_18]], %[[VAL_19]] : i32 |
| ! CHECK: %[[VAL_21:.*]] = arith.select %[[VAL_20]], %[[VAL_18]], %[[VAL_19]] : i32 |
| ! CHECK: hlfir.assign %[[VAL_21]] to %[[VAL_14]]#0 : i32, !fir.ref<i32> |
| ! CHECK: omp.yield |
| ! CHECK: omp.terminator |
| ! CHECK: omp.terminator |
| |
| ! CHECK-LABEL: func.func @_QPreduction_max_real( |
| ! CHECK-SAME: %[[VAL_0:.*]]: !fir.box<!fir.array<?xf32>> {fir.bindc_name = "y"}) { |
| ! CHECK: %[[VAL_1:.*]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QFreduction_max_realEi"} |
| ! CHECK: %[[VAL_2:.*]]:2 = hlfir.declare %[[VAL_1]] {uniq_name = "_QFreduction_max_realEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: %[[VAL_3:.*]] = fir.alloca f32 {bindc_name = "x", uniq_name = "_QFreduction_max_realEx"} |
| ! CHECK: %[[VAL_4:.*]]:2 = hlfir.declare %[[VAL_3]] {uniq_name = "_QFreduction_max_realEx"} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>) |
| ! CHECK: %[[VAL_5:.*]]:2 = hlfir.declare %[[VAL_0]] dummy_scope %{{[0-9]+}} {uniq_name = "_QFreduction_max_realEy"} : (!fir.box<!fir.array<?xf32>>, !fir.dscope) -> (!fir.box<!fir.array<?xf32>>, !fir.box<!fir.array<?xf32>>) |
| ! CHECK: %[[VAL_6:.*]] = arith.constant 0.000000e+00 : f32 |
| ! CHECK: hlfir.assign %[[VAL_6]] to %[[VAL_4]]#0 : f32, !fir.ref<f32> |
| ! CHECK: omp.parallel { |
| ! CHECK: %[[VAL_7:.*]] = fir.alloca i32 {bindc_name = "i", pinned, {{.*}}} |
| ! CHECK: %[[VAL_8:.*]]:2 = hlfir.declare %[[VAL_7]] {uniq_name = "_QFreduction_max_realEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: %[[VAL_9:.*]] = arith.constant 1 : i32 |
| ! CHECK: %[[VAL_10:.*]] = arith.constant 100 : i32 |
| ! CHECK: %[[VAL_11:.*]] = arith.constant 1 : i32 |
| ! CHECK: omp.wsloop reduction(@max_f32 %[[VAL_4]]#0 -> %[[VAL_12:.*]] : !fir.ref<f32>) { |
| ! CHECK-NEXT: omp.loop_nest (%[[VAL_13:.*]]) : i32 = (%[[VAL_9]]) to (%[[VAL_10]]) inclusive step (%[[VAL_11]]) { |
| ! CHECK: %[[VAL_14:.*]]:2 = hlfir.declare %[[VAL_12]] {uniq_name = "_QFreduction_max_realEx"} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>) |
| ! CHECK: fir.store %[[VAL_13]] to %[[VAL_8]]#1 : !fir.ref<i32> |
| ! CHECK: %[[VAL_15:.*]] = fir.load %[[VAL_8]]#0 : !fir.ref<i32> |
| ! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (i32) -> i64 |
| ! CHECK: %[[VAL_17:.*]] = hlfir.designate %[[VAL_5]]#0 (%[[VAL_16]]) : (!fir.box<!fir.array<?xf32>>, i64) -> !fir.ref<f32> |
| ! CHECK: %[[VAL_18:.*]] = fir.load %[[VAL_17]] : !fir.ref<f32> |
| ! CHECK: %[[VAL_19:.*]] = fir.load %[[VAL_14]]#0 : !fir.ref<f32> |
| ! CHECK: %[[VAL_20:.*]] = arith.cmpf ogt, %[[VAL_18]], %[[VAL_19]] fastmath<contract> : f32 |
| ! CHECK: %[[VAL_21:.*]] = arith.select %[[VAL_20]], %[[VAL_18]], %[[VAL_19]] : f32 |
| ! CHECK: hlfir.assign %[[VAL_21]] to %[[VAL_14]]#0 : f32, !fir.ref<f32> |
| ! CHECK: omp.yield |
| ! CHECK: omp.terminator |
| ! CHECK: omp.terminator |
| ! CHECK: omp.parallel { |
| ! CHECK: %[[VAL_30:.*]] = fir.alloca i32 {bindc_name = "i", pinned, {{.*}}} |
| ! CHECK: %[[VAL_31:.*]]:2 = hlfir.declare %[[VAL_30]] {uniq_name = "_QFreduction_max_realEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| ! CHECK: %[[VAL_32:.*]] = arith.constant 1 : i32 |
| ! CHECK: %[[VAL_33:.*]] = arith.constant 100 : i32 |
| ! CHECK: %[[VAL_34:.*]] = arith.constant 1 : i32 |
| ! CHECK: omp.wsloop reduction(@max_f32 %[[VAL_4]]#0 -> %[[VAL_35:.*]] : !fir.ref<f32>) { |
| ! CHECK-NEXT: omp.loop_nest (%[[VAL_36:.*]]) : i32 = (%[[VAL_32]]) to (%[[VAL_33]]) inclusive step (%[[VAL_34]]) { |
| ! CHECK: %[[VAL_37:.*]]:2 = hlfir.declare %[[VAL_35]] {uniq_name = "_QFreduction_max_realEx"} : (!fir.ref<f32>) -> (!fir.ref<f32>, !fir.ref<f32>) |
| ! CHECK: fir.store %[[VAL_36]] to %[[VAL_31]]#1 : !fir.ref<i32> |
| ! CHECK: %[[VAL_38:.*]] = fir.load %[[VAL_31]]#0 : !fir.ref<i32> |
| ! CHECK: %[[VAL_39:.*]] = fir.convert %[[VAL_38]] : (i32) -> i64 |
| ! CHECK: %[[VAL_40:.*]] = hlfir.designate %[[VAL_5]]#0 (%[[VAL_39]]) : (!fir.box<!fir.array<?xf32>>, i64) -> !fir.ref<f32> |
| ! CHECK: %[[VAL_41:.*]] = fir.load %[[VAL_40]] : !fir.ref<f32> |
| ! CHECK: %[[VAL_42:.*]] = fir.load %[[VAL_37]]#0 : !fir.ref<f32> |
| ! CHECK: %[[VAL_43:.*]] = arith.cmpf ogt, %[[VAL_41]], %[[VAL_42]] fastmath<contract> : f32 |
| ! CHECK: fir.if %[[VAL_43]] { |
| ! CHECK: %[[VAL_44:.*]] = fir.load %[[VAL_31]]#0 : !fir.ref<i32> |
| ! CHECK: %[[VAL_45:.*]] = fir.convert %[[VAL_44]] : (i32) -> i64 |
| ! CHECK: %[[VAL_46:.*]] = hlfir.designate %[[VAL_5]]#0 (%[[VAL_45]]) : (!fir.box<!fir.array<?xf32>>, i64) -> !fir.ref<f32> |
| ! CHECK: %[[VAL_47:.*]] = fir.load %[[VAL_46]] : !fir.ref<f32> |
| ! CHECK: hlfir.assign %[[VAL_47]] to %[[VAL_37]]#0 : f32, !fir.ref<f32> |
| ! CHECK: } else { |
| ! CHECK: } |
| ! CHECK: omp.yield |
| ! CHECK: omp.terminator |
| ! CHECK: omp.terminator |
| |
| |
| |
| subroutine reduction_max_int(y) |
| integer :: x, y(:) |
| x = 0 |
| !$omp parallel |
| !$omp do reduction(max:x) |
| do i=1, 100 |
| x = max(x, y(i)) |
| end do |
| !$omp end do |
| !$omp end parallel |
| print *, x |
| end subroutine |
| |
| subroutine reduction_max_real(y) |
| real :: x, y(:) |
| x = 0.0 |
| !$omp parallel |
| !$omp do reduction(max:x) |
| do i=1, 100 |
| x = max(y(i), x) |
| end do |
| !$omp end do |
| !$omp end parallel |
| print *, x |
| |
| !$omp parallel |
| !$omp do reduction(max:x) |
| do i=1, 100 |
| if (y(i) .gt. x) x = y(i) |
| end do |
| !$omp end do |
| !$omp end parallel |
| print *, x |
| end subroutine |