flang/test/Lower/Intrinsics/max.f90

   1 ! RUN: bbc -emit-fir %s -o - | FileCheck %s
   2
   3 module max_test
   4     contains
   5     ! CHECK-LABEL: func @_QMmax_testPdynamic_optional(
   6     ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "a"},
   7     ! CHECK-SAME:  %[[VAL_1:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "b"},
   8     ! CHECK-SAME:  %[[VAL_2:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "c", fir.optional}) {
   9     subroutine dynamic_optional(a, b, c)
  10       integer :: a(:), b(:)
  11       integer, optional :: c(:)
  12     ! CHECK:  %[[VAL_10:.*]] = fir.array_load %[[VAL_0]] : (!fir.box<!fir.array<?xi32>>) -> !fir.array<?xi32>
  13     ! CHECK:  %[[VAL_11:.*]] = fir.array_load %[[VAL_1]] : (!fir.box<!fir.array<?xi32>>) -> !fir.array<?xi32>
  14     ! CHECK:  %[[VAL_12:.*]] = fir.is_present %[[VAL_2]] : (!fir.box<!fir.array<?xi32>>) -> i1
  15     ! CHECK:  %[[VAL_17:.*]] = arith.select %[[VAL_12]], %[[VAL_2]], %{{.*}} : !fir.box<!fir.array<?xi32>>
  16     ! CHECK:  %[[VAL_18:.*]] = fir.array_load %[[VAL_17]] {fir.optional} : (!fir.box<!fir.array<?xi32>>) -> !fir.array<?xi32>
  17     ! CHECK:  fir.do_loop %[[VAL_26:.*]] = %{{.*}} to %{{.*}} step %{{.*}} unordered iter_args(%[[VAL_27:.*]] = %{{.*}}) -> (!fir.array<?xi32>) {
  18     ! CHECK:    %[[VAL_28:.*]] = fir.array_fetch %[[VAL_10]], %[[VAL_26]] : (!fir.array<?xi32>, index) -> i32
  19     ! CHECK:    %[[VAL_29:.*]] = fir.array_fetch %[[VAL_11]], %[[VAL_26]] : (!fir.array<?xi32>, index) -> i32
  20     ! CHECK:    %[[VAL_30:.*]] = arith.cmpi sgt, %[[VAL_28]], %[[VAL_29]] : i32
  21     ! CHECK:    %[[VAL_31:.*]] = arith.select %[[VAL_30]], %[[VAL_28]], %[[VAL_29]] : i32
  22     ! CHECK:    %[[VAL_32:.*]] = fir.if %[[VAL_12]] -> (i32) {
  23     ! CHECK:      %[[VAL_33:.*]] = fir.array_fetch %[[VAL_18]], %[[VAL_26]] : (!fir.array<?xi32>, index) -> i32
  24     ! CHECK:      %[[VAL_34:.*]] = arith.cmpi sgt, %[[VAL_31]], %[[VAL_33]] : i32
  25     ! CHECK:      %[[VAL_35:.*]] = arith.select %[[VAL_34]], %[[VAL_31]], %[[VAL_33]] : i32
  26     ! CHECK:      fir.result %[[VAL_35]] : i32
  27     ! CHECK:    } else {
  28     ! CHECK:      fir.result %[[VAL_31]] : i32
  29     ! CHECK:    }
  30     ! CHECK:    %[[VAL_36:.*]] = fir.array_update %[[VAL_27]], %[[VAL_32]], %[[VAL_26]] : (!fir.array<?xi32>, i32, index) -> !fir.array<?xi32>
  31     ! CHECK:    fir.result %[[VAL_36]] : !fir.array<?xi32>
  32     ! CHECK:  }
  33       print *, max(a, b, c)
  34     end subroutine
  35
  36     ! CHECK-LABEL: func @_QMmax_testPdynamic_optional_array_expr_scalar_optional(
  37     ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "a"},
  38     ! CHECK-SAME:  %[[VAL_1:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "b"},
  39     ! CHECK-SAME:  %[[VAL_2:.*]]: !fir.ref<i32> {fir.bindc_name = "c", fir.optional}) {
  40     subroutine dynamic_optional_array_expr_scalar_optional(a, b, c)
  41       integer :: a(:), b(:)
  42       integer, optional :: c
  43       print *, max(a, b, c)
  44     ! CHECK:  %[[VAL_10:.*]] = fir.array_load %[[VAL_0]] : (!fir.box<!fir.array<?xi32>>) -> !fir.array<?xi32>
  45     ! CHECK:  %[[VAL_11:.*]] = fir.array_load %[[VAL_1]] : (!fir.box<!fir.array<?xi32>>) -> !fir.array<?xi32>
  46     ! CHECK:  %[[VAL_12:.*]] = fir.is_present %[[VAL_2]] : (!fir.ref<i32>) -> i1
  47     ! CHECK:  fir.do_loop %[[VAL_20:.*]] = %{{.*}} to %{{.*}} step %{{.*}} unordered iter_args(%[[VAL_21:.*]] = %{{.*}}) -> (!fir.array<?xi32>) {
  48     ! CHECK:    %[[VAL_22:.*]] = fir.array_fetch %[[VAL_10]], %[[VAL_20]] : (!fir.array<?xi32>, index) -> i32
  49     ! CHECK:    %[[VAL_23:.*]] = fir.array_fetch %[[VAL_11]], %[[VAL_20]] : (!fir.array<?xi32>, index) -> i32
  50     ! CHECK:    %[[VAL_24:.*]] = arith.cmpi sgt, %[[VAL_22]], %[[VAL_23]] : i32
  51     ! CHECK:    %[[VAL_25:.*]] = arith.select %[[VAL_24]], %[[VAL_22]], %[[VAL_23]] : i32
  52     ! CHECK:    %[[VAL_26:.*]] = fir.if %[[VAL_12]] -> (i32) {
  53     ! CHECK:      %[[VAL_27:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
  54     ! CHECK:      %[[VAL_28:.*]] = arith.cmpi sgt, %[[VAL_25]], %[[VAL_27]] : i32
  55     ! CHECK:      %[[VAL_29:.*]] = arith.select %[[VAL_28]], %[[VAL_25]], %[[VAL_27]] : i32
  56     ! CHECK:      fir.result %[[VAL_29]] : i32
  57     ! CHECK:    } else {
  58     ! CHECK:      fir.result %[[VAL_25]] : i32
  59     ! CHECK:    }
  60     ! CHECK:    %[[VAL_30:.*]] = fir.array_update %[[VAL_21]], %[[VAL_26]], %[[VAL_20]] : (!fir.array<?xi32>, i32, index) -> !fir.array<?xi32>
  61     ! CHECK:    fir.result %[[VAL_30]] : !fir.array<?xi32>
  62     ! CHECK:  }
  63     end subroutine
  64
  65     ! CHECK-LABEL: func @_QMmax_testPdynamic_optional_scalar(
  66     ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<i32> {fir.bindc_name = "a"},
  67     ! CHECK-SAME:  %[[VAL_1:.*]]: !fir.ref<i32> {fir.bindc_name = "b"},
  68     ! CHECK-SAME:  %[[VAL_2:.*]]: !fir.ref<i32> {fir.bindc_name = "c", fir.optional}) {
  69     subroutine dynamic_optional_scalar(a, b, c)
  70       integer :: a, b
  71       integer, optional :: c
  72       print *, max(a, b, c)
  73     ! CHECK:  %[[VAL_8:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
  74     ! CHECK:  %[[VAL_9:.*]] = fir.load %[[VAL_1]] : !fir.ref<i32>
  75     ! CHECK:  %[[VAL_10:.*]] = fir.is_present %[[VAL_2]] : (!fir.ref<i32>) -> i1
  76     ! CHECK:  %[[VAL_11:.*]] = arith.cmpi sgt, %[[VAL_8]], %[[VAL_9]] : i32
  77     ! CHECK:  %[[VAL_12:.*]] = arith.select %[[VAL_11]], %[[VAL_8]], %[[VAL_9]] : i32
  78     ! CHECK:  %[[VAL_13:.*]] = fir.if %[[VAL_10]] -> (i32) {
  79     ! CHECK:    %[[VAL_14:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
  80     ! CHECK:    %[[VAL_15:.*]] = arith.cmpi sgt, %[[VAL_12]], %[[VAL_14]] : i32
  81     ! CHECK:    %[[VAL_16:.*]] = arith.select %[[VAL_15]], %[[VAL_12]], %[[VAL_14]] : i32
  82     ! CHECK:    fir.result %[[VAL_16]] : i32
  83     ! CHECK:  } else {
  84     ! CHECK:    fir.result %[[VAL_12]] : i32
  85     ! CHECK:  }
  86     ! CHECK:  fir.call @_FortranAioOutputInteger32(%{{.*}}, %[[VAL_13]]) {{.*}}: (!fir.ref<i8>, i32) -> i1
  87     end subroutine
  88
  89     ! CHECK-LABEL: func @_QMmax_testPdynamic_optional_weird(
  90     ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<i32> {fir.bindc_name = "a"},
  91     ! CHECK-SAME:  %[[VAL_1:.*]]: !fir.ref<i32> {fir.bindc_name = "b"},
  92     ! CHECK-SAME:  %[[VAL_2:.*]]: !fir.ref<i32> {fir.bindc_name = "c", fir.optional},
  93     ! CHECK-SAME:  %[[VAL_3:.*]]: !fir.ref<i32> {fir.bindc_name = "d"},
  94     ! CHECK-SAME:  %[[VAL_4:.*]]: !fir.ref<i32> {fir.bindc_name = "e", fir.optional}) {
  95     subroutine dynamic_optional_weird(a, b, c, d, e)
  96       integer :: a, b, d
  97       integer, optional :: c, e
  98       ! a3, a4, a6, a8 statically missing. a5, a9 dynamically optional.
  99       print *, max(a1=a, a2=b, a5=c, a7=d, a9 = e)
 100     ! CHECK:  %[[VAL_10:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
 101     ! CHECK:  %[[VAL_11:.*]] = fir.load %[[VAL_1]] : !fir.ref<i32>
 102     ! CHECK:  %[[VAL_12:.*]] = fir.is_present %[[VAL_2]] : (!fir.ref<i32>) -> i1
 103     ! CHECK:  %[[VAL_13:.*]] = fir.load %[[VAL_3]] : !fir.ref<i32>
 104     ! CHECK:  %[[VAL_14:.*]] = fir.is_present %[[VAL_4]] : (!fir.ref<i32>) -> i1
 105     ! CHECK:  %[[VAL_15:.*]] = arith.cmpi sgt, %[[VAL_10]], %[[VAL_11]] : i32
 106     ! CHECK:  %[[VAL_16:.*]] = arith.select %[[VAL_15]], %[[VAL_10]], %[[VAL_11]] : i32
 107     ! CHECK:  %[[VAL_17:.*]] = fir.if %[[VAL_12]] -> (i32) {
 108     ! CHECK:    %[[VAL_18:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
 109     ! CHECK:    %[[VAL_19:.*]] = arith.cmpi sgt, %[[VAL_16]], %[[VAL_18]] : i32
 110     ! CHECK:    %[[VAL_20:.*]] = arith.select %[[VAL_19]], %[[VAL_16]], %[[VAL_18]] : i32
 111     ! CHECK:    fir.result %[[VAL_20]] : i32
 112     ! CHECK:  } else {
 113     ! CHECK:    fir.result %[[VAL_16]] : i32
 114     ! CHECK:  }
 115     ! CHECK:  %[[VAL_21:.*]] = arith.cmpi sgt, %[[VAL_17]], %[[VAL_13]] : i32
 116     ! CHECK:  %[[VAL_23:.*]] = arith.select %[[VAL_21]], %[[VAL_17]], %[[VAL_13]] : i32
 117     ! CHECK:  %[[VAL_24:.*]] = fir.if %[[VAL_14]] -> (i32) {
 118     ! CHECK:    %[[VAL_25:.*]] = fir.load %[[VAL_4]] : !fir.ref<i32>
 119     ! CHECK:    %[[VAL_26:.*]] = arith.cmpi sgt, %[[VAL_23]], %[[VAL_25]] : i32
 120     ! CHECK:    %[[VAL_27:.*]] = arith.select %[[VAL_26]], %[[VAL_23]], %[[VAL_25]] : i32
 121     ! CHECK:    fir.result %[[VAL_27]] : i32
 122     ! CHECK:  } else {
 123     ! CHECK:    fir.result %[[VAL_23]] : i32
 124     ! CHECK:  }
 125     ! CHECK:  fir.call @_FortranAioOutputInteger32(%{{.*}}, %[[VAL_24]]) {{.*}}: (!fir.ref<i8>, i32) -> i1
 126     end subroutine
 127     end module
 128
 129       use :: max_test
 130       integer :: a(4) = [1,12,23, 34]
 131       integer :: b(4) = [31,22,13, 4]
 132       integer :: c(4) = [21,32,3, 14]
 133       call dynamic_optional(a, b)
 134       call dynamic_optional(a, b, c)
 135       call dynamic_optional_array_expr_scalar_optional(a, b)
 136       call dynamic_optional_array_expr_scalar_optional(a, b, c(2))
 137       call dynamic_optional_scalar(a(2), b(2))
 138       call dynamic_optional_scalar(a(2), b(2), c(2))
 139     end