flang/test/Lower/HLFIR/count.f90

   1 ! Test lowering of COUNT intrinsic to HLFIR
   2 ! RUN: bbc -emit-hlfir -o - %s 2>&1 | FileCheck %s
   3
   4 ! simple 1 argument COUNT
   5 subroutine count1(a, s)
   6   logical :: a(:)
   7   integer :: s
   8   s = COUNT(a)
   9 end subroutine
  10 ! CHECK-LABEL: func.func @_QPcount1(
  11 ! CHECK:           %[[ARG0:.*]]: !fir.box<!fir.array<?x!fir.logical<4>>>
  12 ! CHECK:           %[[ARG1:.*]]: !fir.ref<i32>
  13 ! CHECK-DAG:     %[[MASK:.*]]:2 = hlfir.declare %[[ARG0]]
  14 ! CHECK-DAG:     %[[OUT:.*]]:2 = hlfir.declare %[[ARG1]]
  15 ! CHECK-NEXT:    %[[EXPR:.*]] = hlfir.count %[[MASK]]#0 : (!fir.box<!fir.array<?x!fir.logical<4>>>) -> i32
  16 ! CHECK-NEXT:    hlfir.assign %[[EXPR]] to %[[OUT]]#0 : i32, !fir.ref<i32>
  17 ! CHECK-NEXT:    return
  18 ! CHECK-NEXT:  }
  19
  20 ! count with by-ref DIM argument
  21 subroutine count2(a, s, d)
  22   logical :: a(:,:)
  23   integer :: s(:), d
  24   s = COUNT(a, d)
  25 end subroutine
  26 ! CHECK-LABEL: func.func @_QPcount2(
  27 ! CHECK:           %[[ARG0:.*]]: !fir.box<!fir.array<?x?x!fir.logical<4>>>
  28 ! CHECK:           %[[ARG1:.*]]: !fir.box<!fir.array<?xi32>>
  29 ! CHECK:           %[[ARG2:.*]]: !fir.ref<i32>
  30 ! CHECK-DAG:     %[[MASK:.*]]:2 = hlfir.declare %[[ARG0]]
  31 ! CHECK-DAG:     %[[DIM_REF:.*]]:2 = hlfir.declare %[[ARG2]]
  32 ! CHECK-DAG:     %[[OUT:.*]]:2 = hlfir.declare %[[ARG1]]
  33 ! CHECK-DAG:     %[[DIM:.*]] = fir.load %[[DIM_REF]]#0 : !fir.ref<i32>
  34 ! CHECK-DAG:     %[[EXPR:.*]] = hlfir.count %[[MASK]]#0 dim %[[DIM]] : (!fir.box<!fir.array<?x?x!fir.logical<4>>>, i32) -> !hlfir.expr<?xi32>
  35 ! CHECK-NEXT:    hlfir.assign %[[EXPR]] to %[[OUT]]#0 : !hlfir.expr<?xi32>, !fir.box<!fir.array<?xi32>>
  36 ! CHECK-NEXT:    hlfir.destroy %[[EXPR]] : !hlfir.expr<?xi32>
  37 ! CHECK-NEXT:    return
  38 ! CHECK-NEXT:  }
  39
  40 ! count with DIM argument by-val, mask isn't boxed
  41 subroutine count3(s)
  42   integer :: s(2)
  43   logical :: a(2,2) = reshape((/.true.,.false.,.true.,.false./), shape(a))
  44   s = COUNT(a, 1)
  45 end subroutine
  46 ! CHECK-LABEL: func.func @_QPcount3(
  47 ! CHECK:           %[[ARG0:.*]]: !fir.ref<!fir.array<2xi32>>
  48 ! CHECK-DAG:     %[[ADDR:.*]] = fir.address_of{{.*}} : !fir.ref<!fir.array<2x2x!fir.logical<4>>>
  49 ! CHECK-DAG:     %[[MASK_SHAPE:.*]] = fir.shape {{.*}} -> !fir.shape<2>
  50 ! CHECK-DAG:     %[[MASK:.*]]:2 = hlfir.declare %[[ADDR]](%[[MASK_SHAPE]])
  51 ! CHECK-DAG:     %[[OUT_SHAPE:.*]] = fir.shape {{.*}} -> !fir.shape<1>
  52 ! CHECK-DAG:     %[[OUT:.*]]:2 = hlfir.declare %[[ARG0]](%[[OUT_SHAPE]])
  53 ! CHECK-DAG:     %[[C1:.*]] = arith.constant 1 : i32
  54 ! CHECK-DAG:     %[[EXPR:.*]] = hlfir.count %[[MASK]]#0 dim %[[C1]] : (!fir.ref<!fir.array<2x2x!fir.logical<4>>>, i32) -> !hlfir.expr<2xi32>
  55 ! CHECK-DAG:     hlfir.assign %[[EXPR]] to %[[OUT]]#0 : !hlfir.expr<2xi32>, !fir.ref<!fir.array<2xi32>>
  56 ! CHECK-NEXT:    hlfir.destroy %[[EXPR]] : !hlfir.expr<2xi32>
  57 ! CHECK-NEXT:    return
  58 ! CHECK-NEXT:  }
  59
  60 ! count with dim and kind arguments
  61 subroutine count4(a, s, d)
  62   logical :: a(:,:)
  63   integer :: s(:), d
  64   s = COUNT(a, d, 8)
  65 end subroutine
  66 ! CHECK-LABEL: func.func @_QPcount4(
  67 ! CHECK:           %[[ARG0:.*]]: !fir.box<!fir.array<?x?x!fir.logical<4>>>
  68 ! CHECK:           %[[ARG1:.*]]: !fir.box<!fir.array<?xi32>>
  69 ! CHECK:           %[[ARG2:.*]]: !fir.ref<i32>
  70 ! CHECK-DAG:     %[[MASK:.*]]:2 = hlfir.declare %[[ARG0]]
  71 ! CHECK-DAG:     %[[DIM_REF:.*]]:2 = hlfir.declare %[[ARG2]]
  72 ! CHECK-DAG:     %[[OUT:.*]]:2 = hlfir.declare %[[ARG1]]
  73 ! CHECK-DAG:     %[[C8:.*]] = arith.constant 8 : i32
  74 ! CHECK-DAG:     %[[DIM:.*]] = fir.load %[[DIM_REF]]#0 : !fir.ref<i32>
  75 ! CHECK-DAG:     %[[EXPR:.*]] = hlfir.count %[[MASK]]#0 dim %[[DIM]] kind %[[C8]] : (!fir.box<!fir.array<?x?x!fir.logical<4>>>, i32, i32) -> !hlfir.expr<?xi64>
  76 ! CHECK-DAG:     %[[RES_SHAPE:.*]] = hlfir.shape_of %[[EXPR]]
  77 ! CHECK-DAG:     %[[RES:.*]] = hlfir.elemental %[[RES_SHAPE]] unordered : (!fir.shape<1>) -> !hlfir.expr<?xi32>
  78 ! CHECK-DAG:     hlfir.assign %[[RES]] to %[[OUT]]#0
  79 ! CHECK-NEXT:    hlfir.destroy %[[RES]] : !hlfir.expr<?xi32>
  80 ! CHECK-NEXT:    hlfir.destroy %[[EXPR]] : !hlfir.expr<?xi64>
  81 ! CHECK-NEXT:    return
  82 ! CHECK-NEXT:  }
  83
  84 subroutine count5(a, s)
  85   logical, allocatable :: a(:)
  86   integer :: s
  87   s = COUNT(a)
  88 end subroutine
  89 ! CHECK-LABEL: func.func @_QPcount5(
  90 ! CHECK:           %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.logical<4>>>>>
  91 ! CHECK:           %[[ARG1:.*]]: !fir.ref<i32>
  92 ! CHECK-DAG:     %[[MASK:.*]]:2 = hlfir.declare %[[ARG0]]
  93 ! CHECK-DAG:     %[[OUT:.*]]:2 = hlfir.declare %[[ARG1]]
  94 ! CHECK-NEXT:    %[[MASK_LOADED:.*]] = fir.load %[[MASK]]#0
  95 ! CHECK-NEXT:    %[[EXPR:.*]] = hlfir.count %[[MASK_LOADED]] : (!fir.box<!fir.heap<!fir.array<?x!fir.logical<4>>>>) -> i32
  96 ! CHECK-NEXT:    hlfir.assign %[[EXPR]] to %[[OUT]]#0 : i32, !fir.ref<i32>
  97 ! CHECK-NEXT:    return
  98 ! CHECK-NEXT:  }