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1! Test character substring lowering2! RUN: bbc %s -o - -emit-hlfir | FileCheck %s3 4! Test substring lower where the parent is a scalar-char-literal-constant5subroutine scalar_substring_embox(i, j)6 integer(8) :: i, j7 call bar("abcHello World!dfg"(i:j))8end subroutine scalar_substring_embox9! CHECK-LABEL: func.func @_QPscalar_substring_embox(10! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<i64> {fir.bindc_name = "i"},11! CHECK-SAME: %[[VAL_1:.*]]: !fir.ref<i64> {fir.bindc_name = "j"}) {12! CHECK: %[[VAL_2:.*]] = fir.dummy_scope : !fir.dscope13! CHECK: %[[VAL_3:.*]]:2 = hlfir.declare %[[VAL_0]] dummy_scope %[[VAL_2]] arg {{[0-9]+}} {uniq_name = "_QFscalar_substring_emboxEi"} : (!fir.ref<i64>, !fir.dscope) -> (!fir.ref<i64>, !fir.ref<i64>)14! CHECK: %[[VAL_4:.*]]:2 = hlfir.declare %[[VAL_1]] dummy_scope %[[VAL_2]] arg {{[0-9]+}} {uniq_name = "_QFscalar_substring_emboxEj"} : (!fir.ref<i64>, !fir.dscope) -> (!fir.ref<i64>, !fir.ref<i64>)15! CHECK: %[[VAL_5:.*]] = fir.address_of(@_QQclX61626348656C6C6F20576F726C6421646667) : !fir.ref<!fir.char<1,18>>16! CHECK: %[[VAL_6:.*]] = arith.constant 18 : index17! CHECK: %[[VAL_7:.*]]:2 = hlfir.declare %[[VAL_5]] typeparams %[[VAL_6]] {fortran_attrs = #fir.var_attrs<parameter>, uniq_name = ".stringlit"} : (!fir.ref<!fir.char<1,18>>, index) -> (!fir.ref<!fir.char<1,18>>, !fir.ref<!fir.char<1,18>>)18! CHECK: %[[VAL_8:.*]] = fir.load %[[VAL_3]]#0 : !fir.ref<i64>19! CHECK: %[[VAL_9:.*]] = fir.load %[[VAL_4]]#0 : !fir.ref<i64>20! CHECK: %[[VAL_10:.*]] = fir.convert %[[VAL_8]] : (i64) -> index21! CHECK: %[[VAL_11:.*]] = fir.convert %[[VAL_9]] : (i64) -> index22! CHECK: %[[VAL_12:.*]] = arith.constant 1 : index23! CHECK: %[[VAL_13:.*]] = arith.subi %[[VAL_11]], %[[VAL_10]] : index24! CHECK: %[[VAL_14:.*]] = arith.addi %[[VAL_13]], %[[VAL_12]] : index25! CHECK: %[[VAL_15:.*]] = arith.constant 0 : index26! CHECK: %[[VAL_16:.*]] = arith.cmpi sgt, %[[VAL_14]], %[[VAL_15]] : index27! CHECK: %[[VAL_17:.*]] = arith.select %[[VAL_16]], %[[VAL_14]], %[[VAL_15]] : index28! CHECK: %[[VAL_18:.*]] = hlfir.designate %[[VAL_7]]#0 substr %[[VAL_10]], %[[VAL_11]] typeparams %[[VAL_17]] : (!fir.ref<!fir.char<1,18>>, index, index, index) -> !fir.boxchar<1>29! CHECK: %[[VAL_19:.*]] = hlfir.as_expr %[[VAL_18]] : (!fir.boxchar<1>) -> !hlfir.expr<!fir.char<1,?>>30! CHECK: %[[VAL_20:.*]]:3 = hlfir.associate %[[VAL_19]] typeparams %[[VAL_17]] {adapt.valuebyref} : (!hlfir.expr<!fir.char<1,?>>, index) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>, i1)31! CHECK: fir.call @_QPbar(%[[VAL_20]]#0) fastmath<contract> : (!fir.boxchar<1>) -> ()32! CHECK: hlfir.end_associate %[[VAL_20]]#1, %[[VAL_20]]#2 : !fir.ref<!fir.char<1,?>>, i133! CHECK: return34! CHECK: }35 36 37subroutine array_substring_embox(arr)38 interface39 subroutine s(a)40 character(1) :: a(:)41 end subroutine s42 end interface43 44 character(7) arr(4)45 46 call s(arr(:)(5:5))47end subroutine array_substring_embox48! CHECK-LABEL: func.func @_QParray_substring_embox(49! CHECK-SAME: %[[VAL_0:.*]]: !fir.boxchar<1> {fir.bindc_name = "arr"}) {50! CHECK: %[[VAL_1:.*]] = fir.dummy_scope : !fir.dscope51! CHECK: %[[VAL_2:.*]]:2 = fir.unboxchar %[[VAL_0]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)52! CHECK: %[[VAL_3:.*]] = fir.convert %[[VAL_2]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<4x!fir.char<1,7>>>53! CHECK: %[[VAL_4:.*]] = arith.constant 7 : index54! CHECK: %[[VAL_5:.*]] = arith.constant 4 : index55! CHECK: %[[VAL_6:.*]] = fir.shape %[[VAL_5]] : (index) -> !fir.shape<1>56! CHECK: %[[VAL_7:.*]]:2 = hlfir.declare %[[VAL_3]](%[[VAL_6]]) typeparams %[[VAL_4]] dummy_scope %[[VAL_1]] arg {{[0-9]+}} {uniq_name = "_QFarray_substring_emboxEarr"} : (!fir.ref<!fir.array<4x!fir.char<1,7>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.ref<!fir.array<4x!fir.char<1,7>>>, !fir.ref<!fir.array<4x!fir.char<1,7>>>)57! CHECK: %[[VAL_8:.*]] = arith.constant 1 : index58! CHECK: %[[VAL_9:.*]] = arith.constant 1 : index59! CHECK: %[[VAL_10:.*]] = arith.constant 4 : index60! CHECK: %[[VAL_11:.*]] = fir.shape %[[VAL_10]] : (index) -> !fir.shape<1>61! CHECK: %[[VAL_12:.*]] = arith.constant 5 : index62! CHECK: %[[VAL_13:.*]] = arith.constant 5 : index63! CHECK: %[[VAL_14:.*]] = arith.constant 1 : index64! CHECK: %[[VAL_15:.*]] = hlfir.designate %[[VAL_7]]#0 (%[[VAL_8]]:%[[VAL_5]]:%[[VAL_9]]) substr %[[VAL_12]], %[[VAL_13]] shape %[[VAL_11]] typeparams %[[VAL_14]] : (!fir.ref<!fir.array<4x!fir.char<1,7>>>, index, index, index, index, index, !fir.shape<1>, index) -> !fir.box<!fir.array<4x!fir.char<1>>>65! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (!fir.box<!fir.array<4x!fir.char<1>>>) -> !fir.box<!fir.array<?x!fir.char<1>>>66! CHECK: fir.call @_QPs(%[[VAL_16]]) fastmath<contract> : (!fir.box<!fir.array<?x!fir.char<1>>>) -> ()67! CHECK: return68! CHECK: }69 70subroutine substring_assignment(a,b)71 72 character(4) :: a, b73 a(1:2) = b(3:4)74end subroutine substring_assignment75! CHECK-LABEL: func.func @_QPsubstring_assignment(76! CHECK-SAME: %[[VAL_0:.*]]: !fir.boxchar<1> {fir.bindc_name = "a"},77! CHECK-SAME: %[[VAL_1:.*]]: !fir.boxchar<1> {fir.bindc_name = "b"}) {78! CHECK: %[[VAL_2:.*]] = fir.dummy_scope : !fir.dscope79! CHECK: %[[VAL_3:.*]]:2 = fir.unboxchar %[[VAL_0]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)80! CHECK: %[[VAL_4:.*]] = fir.convert %[[VAL_3]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.char<1,4>>81! CHECK: %[[VAL_5:.*]] = arith.constant 4 : index82! CHECK: %[[VAL_6:.*]]:2 = hlfir.declare %[[VAL_4]] typeparams %[[VAL_5]] dummy_scope %[[VAL_2]] arg {{[0-9]+}} {uniq_name = "_QFsubstring_assignmentEa"} : (!fir.ref<!fir.char<1,4>>, index, !fir.dscope) -> (!fir.ref<!fir.char<1,4>>, !fir.ref<!fir.char<1,4>>)83! CHECK: %[[VAL_7:.*]]:2 = fir.unboxchar %[[VAL_1]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)84! CHECK: %[[VAL_8:.*]] = fir.convert %[[VAL_7]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.char<1,4>>85! CHECK: %[[VAL_9:.*]] = arith.constant 4 : index86! CHECK: %[[VAL_10:.*]]:2 = hlfir.declare %[[VAL_8]] typeparams %[[VAL_9]] dummy_scope %[[VAL_2]] arg {{[0-9]+}} {uniq_name = "_QFsubstring_assignmentEb"} : (!fir.ref<!fir.char<1,4>>, index, !fir.dscope) -> (!fir.ref<!fir.char<1,4>>, !fir.ref<!fir.char<1,4>>)87! CHECK: %[[VAL_11:.*]] = arith.constant 3 : index88! CHECK: %[[VAL_12:.*]] = arith.constant 4 : index89! CHECK: %[[VAL_13:.*]] = arith.constant 2 : index90! CHECK: %[[VAL_14:.*]] = hlfir.designate %[[VAL_10]]#0 substr %[[VAL_11]], %[[VAL_12]] typeparams %[[VAL_13]] : (!fir.ref<!fir.char<1,4>>, index, index, index) -> !fir.ref<!fir.char<1,2>>91! CHECK: %[[VAL_15:.*]] = arith.constant 1 : index92! CHECK: %[[VAL_16:.*]] = arith.constant 2 : index93! CHECK: %[[VAL_17:.*]] = arith.constant 2 : index94! CHECK: %[[VAL_18:.*]] = hlfir.designate %[[VAL_6]]#0 substr %[[VAL_15]], %[[VAL_16]] typeparams %[[VAL_17]] : (!fir.ref<!fir.char<1,4>>, index, index, index) -> !fir.ref<!fir.char<1,2>>95! CHECK: hlfir.assign %[[VAL_14]] to %[[VAL_18]] : !fir.ref<!fir.char<1,2>>, !fir.ref<!fir.char<1,2>>96! CHECK: return97! CHECK: }98 99 100subroutine array_substring_assignment(a)101 character(5) :: a(6)102 a(:)(3:5) = "BAD"103end subroutine array_substring_assignment104! CHECK-LABEL: func.func @_QParray_substring_assignment(105! CHECK-SAME: %[[VAL_0:.*]]: !fir.boxchar<1> {fir.bindc_name = "a"}) {106! CHECK: %[[VAL_1:.*]] = fir.dummy_scope : !fir.dscope107! CHECK: %[[VAL_2:.*]]:2 = fir.unboxchar %[[VAL_0]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)108! CHECK: %[[VAL_3:.*]] = fir.convert %[[VAL_2]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<6x!fir.char<1,5>>>109! CHECK: %[[VAL_4:.*]] = arith.constant 5 : index110! CHECK: %[[VAL_5:.*]] = arith.constant 6 : index111! CHECK: %[[VAL_6:.*]] = fir.shape %[[VAL_5]] : (index) -> !fir.shape<1>112! CHECK: %[[VAL_7:.*]]:2 = hlfir.declare %[[VAL_3]](%[[VAL_6]]) typeparams %[[VAL_4]] dummy_scope %[[VAL_1]] arg {{[0-9]+}} {uniq_name = "_QFarray_substring_assignmentEa"} : (!fir.ref<!fir.array<6x!fir.char<1,5>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.ref<!fir.array<6x!fir.char<1,5>>>, !fir.ref<!fir.array<6x!fir.char<1,5>>>)113! CHECK: %[[VAL_8:.*]] = fir.address_of(@_QQclX424144) : !fir.ref<!fir.char<1,3>>114! CHECK: %[[VAL_9:.*]] = arith.constant 3 : index115! CHECK: %[[VAL_10:.*]]:2 = hlfir.declare %[[VAL_8]] typeparams %[[VAL_9]] {fortran_attrs = #fir.var_attrs<parameter>, uniq_name = "_QQclX424144"} : (!fir.ref<!fir.char<1,3>>, index) -> (!fir.ref<!fir.char<1,3>>, !fir.ref<!fir.char<1,3>>)116! CHECK: %[[VAL_11:.*]] = arith.constant 1 : index117! CHECK: %[[VAL_12:.*]] = arith.constant 1 : index118! CHECK: %[[VAL_13:.*]] = arith.constant 6 : index119! CHECK: %[[VAL_14:.*]] = fir.shape %[[VAL_13]] : (index) -> !fir.shape<1>120! CHECK: %[[VAL_15:.*]] = arith.constant 3 : index121! CHECK: %[[VAL_16:.*]] = arith.constant 5 : index122! CHECK: %[[VAL_17:.*]] = arith.constant 3 : index123! CHECK: %[[VAL_18:.*]] = hlfir.designate %[[VAL_7]]#0 (%[[VAL_11]]:%[[VAL_5]]:%[[VAL_12]]) substr %[[VAL_15]], %[[VAL_16]] shape %[[VAL_14]] typeparams %[[VAL_17]] : (!fir.ref<!fir.array<6x!fir.char<1,5>>>, index, index, index, index, index, !fir.shape<1>, index) -> !fir.box<!fir.array<6x!fir.char<1,3>>>124! CHECK: hlfir.assign %[[VAL_10]]#0 to %[[VAL_18]] : !fir.ref<!fir.char<1,3>>, !fir.box<!fir.array<6x!fir.char<1,3>>>125! CHECK: return126! CHECK: }127 128 129subroutine array_substring_assignment2(a)130 type t131 character(7) :: ch132 end type t133 type(t) :: a(8)134 a%ch(4:7) = "nice"135end subroutine array_substring_assignment2136! CHECK-LABEL: func.func @_QParray_substring_assignment2(137! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment2Tt{ch:!fir.char<1,7>}>>> {fir.bindc_name = "a"}) {138! CHECK: %[[VAL_1:.*]] = fir.dummy_scope : !fir.dscope139! CHECK: %[[VAL_8:.*]] = arith.constant 8 : index140! CHECK: %[[VAL_9:.*]] = fir.shape %[[VAL_8]] : (index) -> !fir.shape<1>141! CHECK: %[[VAL_10:.*]]:2 = hlfir.declare %[[VAL_0]](%[[VAL_9]]) dummy_scope %[[VAL_1]] arg {{[0-9]+}} {uniq_name = "_QFarray_substring_assignment2Ea"} : (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment2Tt{ch:!fir.char<1,7>}>>>, !fir.shape<1>, !fir.dscope) -> (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment2Tt{ch:!fir.char<1,7>}>>>, !fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment2Tt{ch:!fir.char<1,7>}>>>)142! CHECK: %[[VAL_18:.*]] = fir.address_of(@_QQclX6E696365) : !fir.ref<!fir.char<1,4>>143! CHECK: %[[VAL_19:.*]] = arith.constant 4 : index144! CHECK: %[[VAL_20:.*]]:2 = hlfir.declare %[[VAL_18]] typeparams %[[VAL_19]] {fortran_attrs = #fir.var_attrs<parameter>, uniq_name = "_QQclX6E696365"} : (!fir.ref<!fir.char<1,4>>, index) -> (!fir.ref<!fir.char<1,4>>, !fir.ref<!fir.char<1,4>>)145! CHECK: %[[VAL_21:.*]] = arith.constant 4 : index146! CHECK: %[[VAL_22:.*]] = arith.constant 7 : index147! CHECK: %[[VAL_23:.*]] = arith.constant 4 : index148! CHECK: %[[VAL_24:.*]] = hlfir.designate %[[VAL_10]]#0{"ch"} substr %[[VAL_21]], %[[VAL_22]] shape %[[VAL_9]] typeparams %[[VAL_23]] : (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment2Tt{ch:!fir.char<1,7>}>>>, index, index, !fir.shape<1>, index) -> !fir.box<!fir.array<8x!fir.char<1,4>>>149! CHECK: hlfir.assign %[[VAL_20]]#0 to %[[VAL_24]] : !fir.ref<!fir.char<1,4>>, !fir.box<!fir.array<8x!fir.char<1,4>>>150! CHECK: return151! CHECK: }152 153 154subroutine array_substring_assignment3(a,b)155 type t156 character(7) :: ch157 end type t158 type(t) :: a(8), b(8)159 a%ch(4:7) = b%ch(2:5)160end subroutine array_substring_assignment3161! CHECK-LABEL: func.func @_QParray_substring_assignment3(162! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>> {fir.bindc_name = "a"},163! CHECK-SAME: %[[VAL_1:.*]]: !fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>> {fir.bindc_name = "b"}) {164! CHECK: %[[VAL_2:.*]] = fir.dummy_scope : !fir.dscope165! CHECK: %[[VAL_9:.*]] = arith.constant 8 : index166! CHECK: %[[VAL_10:.*]] = fir.shape %[[VAL_9]] : (index) -> !fir.shape<1>167! CHECK: %[[VAL_11:.*]]:2 = hlfir.declare %[[VAL_0]](%[[VAL_10]]) dummy_scope %[[VAL_2]] arg {{[0-9]+}} {uniq_name = "_QFarray_substring_assignment3Ea"} : (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>, !fir.shape<1>, !fir.dscope) -> (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>, !fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>)168! CHECK: %[[VAL_12:.*]] = arith.constant 8 : index169! CHECK: %[[VAL_13:.*]] = fir.shape %[[VAL_12]] : (index) -> !fir.shape<1>170! CHECK: %[[VAL_14:.*]]:2 = hlfir.declare %[[VAL_1]](%[[VAL_13]]) dummy_scope %[[VAL_2]] arg {{[0-9]+}} {uniq_name = "_QFarray_substring_assignment3Eb"} : (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>, !fir.shape<1>, !fir.dscope) -> (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>, !fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>)171! CHECK: %[[VAL_22:.*]] = arith.constant 2 : index172! CHECK: %[[VAL_23:.*]] = arith.constant 5 : index173! CHECK: %[[VAL_24:.*]] = arith.constant 4 : index174! CHECK: %[[VAL_25:.*]] = hlfir.designate %[[VAL_14]]#0{"ch"} substr %[[VAL_22]], %[[VAL_23]] shape %[[VAL_13]] typeparams %[[VAL_24]] : (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>, index, index, !fir.shape<1>, index) -> !fir.box<!fir.array<8x!fir.char<1,4>>>175! CHECK: %[[VAL_26:.*]] = arith.constant 4 : index176! CHECK: %[[VAL_27:.*]] = arith.constant 7 : index177! CHECK: %[[VAL_28:.*]] = arith.constant 4 : index178! CHECK: %[[VAL_29:.*]] = hlfir.designate %[[VAL_11]]#0{"ch"} substr %[[VAL_26]], %[[VAL_27]] shape %[[VAL_10]] typeparams %[[VAL_28]] : (!fir.ref<!fir.array<8x!fir.type<_QFarray_substring_assignment3Tt{ch:!fir.char<1,7>}>>>, index, index, !fir.shape<1>, index) -> !fir.box<!fir.array<8x!fir.char<1,4>>>179! CHECK: hlfir.assign %[[VAL_25]] to %[[VAL_29]] : !fir.box<!fir.array<8x!fir.char<1,4>>>, !fir.box<!fir.array<8x!fir.char<1,4>>>180! CHECK: return181! CHECK: }182