flang/test/Lower/Intrinsics/c_associated.f90

   1 ! RUN: bbc -emit-fir %s -o - | FileCheck %s
   2 ! RUN: %flang_fc1 -emit-fir %s -o - | FileCheck %s
   3
   4 ! Test intrinsic module procedure c_associated
   5
   6 ! CHECK-LABEL: func.func @_QPtest_c_ptr(
   7 ! CHECK-SAME:                           %[[VAL_0:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>> {fir.bindc_name = "cptr1"},
   8 ! CHECK-SAME:                           %[[VAL_1:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>> {fir.bindc_name = "cptr2"}) {
   9 ! CHECK:         %[[VAL_2:.*]] = fir.alloca !fir.logical<4> {bindc_name = "z1", uniq_name = "_QFtest_c_ptrEz1"}
  10 ! CHECK:         %[[VAL_3:.*]] = fir.alloca !fir.logical<4> {bindc_name = "z2", uniq_name = "_QFtest_c_ptrEz2"}
  11 ! CHECK:         %[[VAL_4:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
  12 ! CHECK:         %[[VAL_5:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_4]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
  13 ! CHECK:         %[[VAL_6:.*]] = fir.load %[[VAL_5]] : !fir.ref<i64>
  14 ! CHECK:         %[[VAL_7:.*]] = arith.constant 0 : i64
  15 ! CHECK:         %[[VAL_8:.*]] = arith.cmpi ne, %[[VAL_6]], %[[VAL_7]] : i64
  16 ! CHECK:         %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (i1) -> !fir.logical<4>
  17 ! CHECK:         fir.store %[[VAL_9]] to %[[VAL_2]] : !fir.ref<!fir.logical<4>>
  18 ! CHECK:         %[[VAL_10:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
  19 ! CHECK:         %[[VAL_11:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_10]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
  20 ! CHECK:         %[[VAL_12:.*]] = fir.load %[[VAL_11]] : !fir.ref<i64>
  21 ! CHECK:         %[[VAL_13:.*]] = arith.constant 0 : i64
  22 ! CHECK:         %[[VAL_14:.*]] = arith.cmpi ne, %[[VAL_12]], %[[VAL_13]] : i64
  23 ! CHECK:         %[[VAL_15:.*]] = fir.convert %[[VAL_1]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>) -> i64
  24 ! CHECK:         %[[VAL_16:.*]] = arith.constant 0 : i64
  25 ! CHECK:         %[[VAL_17:.*]] = arith.cmpi eq, %[[VAL_15]], %[[VAL_16]] : i64
  26 ! CHECK:         %[[VAL_18:.*]] = fir.if %[[VAL_17]] -> (i1) {
  27 ! CHECK:           fir.result %[[VAL_14]] : i1
  28 ! CHECK:         } else {
  29 ! CHECK:           %[[VAL_19:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
  30 ! CHECK:           %[[VAL_20:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_19]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
  31 ! CHECK:           %[[VAL_21:.*]] = fir.load %[[VAL_20]] : !fir.ref<i64>
  32 ! CHECK:           %[[VAL_22:.*]] = arith.cmpi eq, %[[VAL_12]], %[[VAL_21]] : i64
  33 ! CHECK:           %[[VAL_23:.*]] = arith.andi %[[VAL_14]], %[[VAL_22]] : i1
  34 ! CHECK:           fir.result %[[VAL_23]] : i1
  35 ! CHECK:         }
  36 ! CHECK:         %[[VAL_24:.*]] = fir.convert %[[VAL_25:.*]] : (i1) -> !fir.logical<4>
  37 ! CHECK:         fir.store %[[VAL_24]] to %[[VAL_3]] : !fir.ref<!fir.logical<4>>
  38 ! CHECK:         return
  39 ! CHECK:       }
  40
  41 subroutine test_c_ptr(cptr1, cptr2)
  42   use iso_c_binding
  43   type(c_ptr) :: cptr1, cptr2
  44   logical :: z1, z2
  45
  46   z1 = c_associated(cptr1)
  47
  48   z2 = c_associated(cptr1, cptr2)
  49 end
  50
  51 ! CHECK-LABEL: func.func @_QPtest_c_funptr(
  52 ! CHECK-SAME:                              %[[VAL_0:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>> {fir.bindc_name = "cptr1"},
  53 ! CHECK-SAME:                              %[[VAL_1:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>> {fir.bindc_name = "cptr2"}) {
  54 ! CHECK:         %[[VAL_2:.*]] = fir.alloca !fir.logical<4> {bindc_name = "z1", uniq_name = "_QFtest_c_funptrEz1"}
  55 ! CHECK:         %[[VAL_3:.*]] = fir.alloca !fir.logical<4> {bindc_name = "z2", uniq_name = "_QFtest_c_funptrEz2"}
  56 ! CHECK:         %[[VAL_4:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>
  57 ! CHECK:         %[[VAL_5:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_4]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
  58 ! CHECK:         %[[VAL_6:.*]] = fir.load %[[VAL_5]] : !fir.ref<i64>
  59 ! CHECK:         %[[VAL_7:.*]] = arith.constant 0 : i64
  60 ! CHECK:         %[[VAL_8:.*]] = arith.cmpi ne, %[[VAL_6]], %[[VAL_7]] : i64
  61 ! CHECK:         %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (i1) -> !fir.logical<4>
  62 ! CHECK:         fir.store %[[VAL_9]] to %[[VAL_2]] : !fir.ref<!fir.logical<4>>
  63 ! CHECK:         %[[VAL_10:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>
  64 ! CHECK:         %[[VAL_11:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_10]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
  65 ! CHECK:         %[[VAL_12:.*]] = fir.load %[[VAL_11]] : !fir.ref<i64>
  66 ! CHECK:         %[[VAL_13:.*]] = arith.constant 0 : i64
  67 ! CHECK:         %[[VAL_14:.*]] = arith.cmpi ne, %[[VAL_12]], %[[VAL_13]] : i64
  68 ! CHECK:         %[[VAL_15:.*]] = fir.convert %[[VAL_1]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>) -> i64
  69 ! CHECK:         %[[VAL_16:.*]] = arith.constant 0 : i64
  70 ! CHECK:         %[[VAL_17:.*]] = arith.cmpi eq, %[[VAL_15]], %[[VAL_16]] : i64
  71 ! CHECK:         %[[VAL_18:.*]] = fir.if %[[VAL_17]] -> (i1) {
  72 ! CHECK:           fir.result %[[VAL_14]] : i1
  73 ! CHECK:         } else {
  74 ! CHECK:           %[[VAL_19:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>
  75 ! CHECK:           %[[VAL_20:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_19]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
  76 ! CHECK:           %[[VAL_21:.*]] = fir.load %[[VAL_20]] : !fir.ref<i64>
  77 ! CHECK:           %[[VAL_22:.*]] = arith.cmpi eq, %[[VAL_12]], %[[VAL_21]] : i64
  78 ! CHECK:           %[[VAL_23:.*]] = arith.andi %[[VAL_14]], %[[VAL_22]] : i1
  79 ! CHECK:           fir.result %[[VAL_23]] : i1
  80 ! CHECK:         }
  81 ! CHECK:         %[[VAL_24:.*]] = fir.convert %[[VAL_25:.*]] : (i1) -> !fir.logical<4>
  82 ! CHECK:         fir.store %[[VAL_24]] to %[[VAL_3]] : !fir.ref<!fir.logical<4>>
  83 ! CHECK:         return
  84 ! CHECK:       }
  85
  86 subroutine test_c_funptr(cptr1, cptr2)
  87   use iso_c_binding
  88   type(c_funptr) :: cptr1, cptr2
  89   logical :: z1, z2
  90
  91   z1 = c_associated(cptr1)
  92
  93   z2 = c_associated(cptr1, cptr2)
  94 end
  95
  96 ! CHECK-LABEL: func.func @_QPtest_optional_argument(
  97 ! CHECK-SAME:                                       %[[VAL_0:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>> {fir.bindc_name = "cptr1"},
  98 ! CHECK-SAME:                                       %[[VAL_1:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>> {fir.bindc_name = "cptr2", fir.optional},
  99 ! CHECK-SAME:                                       %[[VAL_2:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>> {fir.bindc_name = "cfunptr1"},
 100 ! CHECK-SAME:                                       %[[VAL_3:.*]]: !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>> {fir.bindc_name = "cfunptr2", fir.optional}) {
 101 ! CHECK:         %[[VAL_4:.*]] = fir.alloca !fir.logical<4> {bindc_name = "z1", uniq_name = "_QFtest_optional_argumentEz1"}
 102 ! CHECK:         %[[VAL_5:.*]] = fir.alloca !fir.logical<4> {bindc_name = "z2", uniq_name = "_QFtest_optional_argumentEz2"}
 103 ! CHECK:         %[[VAL_6:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
 104 ! CHECK:         %[[VAL_7:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_6]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
 105 ! CHECK:         %[[VAL_8:.*]] = fir.load %[[VAL_7]] : !fir.ref<i64>
 106 ! CHECK:         %[[VAL_9:.*]] = arith.constant 0 : i64
 107 ! CHECK:         %[[VAL_10:.*]] = arith.cmpi ne, %[[VAL_8]], %[[VAL_9]] : i64
 108 ! CHECK:         %[[VAL_11:.*]] = fir.convert %[[VAL_1]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>) -> i64
 109 ! CHECK:         %[[VAL_12:.*]] = arith.constant 0 : i64
 110 ! CHECK:         %[[VAL_13:.*]] = arith.cmpi eq, %[[VAL_11]], %[[VAL_12]] : i64
 111 ! CHECK:         %[[VAL_14:.*]] = fir.if %[[VAL_13]] -> (i1) {
 112 ! CHECK:           fir.result %[[VAL_10]] : i1
 113 ! CHECK:         } else {
 114 ! CHECK:           %[[VAL_15:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
 115 ! CHECK:           %[[VAL_16:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_15]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
 116 ! CHECK:           %[[VAL_17:.*]] = fir.load %[[VAL_16]] : !fir.ref<i64>
 117 ! CHECK:           %[[VAL_18:.*]] = arith.cmpi eq, %[[VAL_8]], %[[VAL_17]] : i64
 118 ! CHECK:           %[[VAL_19:.*]] = arith.andi %[[VAL_10]], %[[VAL_18]] : i1
 119 ! CHECK:           fir.result %[[VAL_19]] : i1
 120 ! CHECK:         }
 121 ! CHECK:         %[[VAL_20:.*]] = fir.convert %[[VAL_21:.*]] : (i1) -> !fir.logical<4>
 122 ! CHECK:         fir.store %[[VAL_20]] to %[[VAL_4]] : !fir.ref<!fir.logical<4>>
 123 ! CHECK:         %[[VAL_22:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>
 124 ! CHECK:         %[[VAL_23:.*]] = fir.coordinate_of %[[VAL_2]], %[[VAL_22]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
 125 ! CHECK:         %[[VAL_24:.*]] = fir.load %[[VAL_23]] : !fir.ref<i64>
 126 ! CHECK:         %[[VAL_25:.*]] = arith.constant 0 : i64
 127 ! CHECK:         %[[VAL_26:.*]] = arith.cmpi ne, %[[VAL_24]], %[[VAL_25]] : i64
 128 ! CHECK:         %[[VAL_27:.*]] = fir.convert %[[VAL_3]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>) -> i64
 129 ! CHECK:         %[[VAL_28:.*]] = arith.constant 0 : i64
 130 ! CHECK:         %[[VAL_29:.*]] = arith.cmpi eq, %[[VAL_27]], %[[VAL_28]] : i64
 131 ! CHECK:         %[[VAL_30:.*]] = fir.if %[[VAL_29]] -> (i1) {
 132 ! CHECK:           fir.result %[[VAL_26]] : i1
 133 ! CHECK:         } else {
 134 ! CHECK:           %[[VAL_31:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>
 135 ! CHECK:           %[[VAL_32:.*]] = fir.coordinate_of %[[VAL_3]], %[[VAL_31]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_funptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
 136 ! CHECK:           %[[VAL_33:.*]] = fir.load %[[VAL_32]] : !fir.ref<i64>
 137 ! CHECK:           %[[VAL_34:.*]] = arith.cmpi eq, %[[VAL_24]], %[[VAL_33]] : i64
 138 ! CHECK:           %[[VAL_35:.*]] = arith.andi %[[VAL_26]], %[[VAL_34]] : i1
 139 ! CHECK:           fir.result %[[VAL_35]] : i1
 140 ! CHECK:         }
 141 ! CHECK:         %[[VAL_36:.*]] = fir.convert %[[VAL_37:.*]] : (i1) -> !fir.logical<4>
 142 ! CHECK:         fir.store %[[VAL_36]] to %[[VAL_5]] : !fir.ref<!fir.logical<4>>
 143 ! CHECK:         return
 144 ! CHECK:       }
 145
 146 subroutine test_optional_argument(cptr1, cptr2, cfunptr1, cfunptr2)
 147   use iso_c_binding
 148   type(c_ptr) :: cptr1
 149   type(c_ptr), optional :: cptr2
 150   type(c_funptr) :: cfunptr1
 151   type(c_funptr), optional :: cfunptr2
 152   logical :: z1, z2
 153
 154   z1 = c_associated(cptr1, cptr2)
 155
 156   z2 = c_associated(cfunptr1, cfunptr2)
 157 end