xref: /llvm-project/flang/test/Lower/HLFIR/count.f90 (revision 34eee5d64703a1d258f85b0c14e14c5a52f28eed)
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
5subroutine count1(a, s)
6  logical :: a(:)
7  integer :: s
8  s = COUNT(a)
9end 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
21subroutine count2(a, s, d)
22  logical :: a(:,:)
23  integer :: s(:), d
24  s = COUNT(a, d)
25end 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
41subroutine count3(s)
42  integer :: s(2)
43  logical :: a(2,2) = reshape((/.true.,.false.,.true.,.false./), shape(a))
44  s = COUNT(a, 1)
45end 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
61subroutine count4(a, s, d)
62  logical :: a(:,:)
63  integer :: s(:), d
64  s = COUNT(a, d, 8)
65end 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:     %[[DIM:.*]] = fir.load %[[DIM_REF]]#0 : !fir.ref<i32>
74! CHECK-DAG:     %[[EXPR:.*]] = hlfir.count %[[MASK]]#0 dim %[[DIM]] : (!fir.box<!fir.array<?x?x!fir.logical<4>>>, i32) -> !hlfir.expr<?xi64>
75! CHECK-DAG:     %[[RES_SHAPE:.*]] = hlfir.shape_of %[[EXPR]]
76! CHECK-DAG:     %[[RES:.*]] = hlfir.elemental %[[RES_SHAPE]] unordered : (!fir.shape<1>) -> !hlfir.expr<?xi32>
77! CHECK-DAG:     hlfir.assign %[[RES]] to %[[OUT]]#0
78! CHECK-NEXT:    hlfir.destroy %[[RES]] : !hlfir.expr<?xi32>
79! CHECK-NEXT:    hlfir.destroy %[[EXPR]] : !hlfir.expr<?xi64>
80! CHECK-NEXT:    return
81! CHECK-NEXT:  }
82
83subroutine count5(a, s)
84  logical, allocatable :: a(:)
85  integer :: s
86  s = COUNT(a)
87end subroutine
88! CHECK-LABEL: func.func @_QPcount5(
89! CHECK:           %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.logical<4>>>>>
90! CHECK:           %[[ARG1:.*]]: !fir.ref<i32>
91! CHECK-DAG:     %[[MASK:.*]]:2 = hlfir.declare %[[ARG0]]
92! CHECK-DAG:     %[[OUT:.*]]:2 = hlfir.declare %[[ARG1]]
93! CHECK-NEXT:    %[[MASK_LOADED:.*]] = fir.load %[[MASK]]#0
94! CHECK-NEXT:    %[[EXPR:.*]] = hlfir.count %[[MASK_LOADED]] : (!fir.box<!fir.heap<!fir.array<?x!fir.logical<4>>>>) -> i32
95! CHECK-NEXT:    hlfir.assign %[[EXPR]] to %[[OUT]]#0 : i32, !fir.ref<i32>
96! CHECK-NEXT:    return
97! CHECK-NEXT:  }
98