! Test copy-in / copy-out of non-contiguous variable passed as F77 array arguments. ! RUN: bbc -emit-fir -hlfir=false %s -o - | FileCheck %s ! Nominal test ! CHECK-LABEL: func @_QPtest_assumed_shape_to_array( ! CHECK-SAME: %[[x:.*]]: !fir.box>{{.*}}) { subroutine test_assumed_shape_to_array(x) real :: x(:) ! CHECK: %[[box_none:.*]] = fir.convert %[[x]] : (!fir.box>) -> !fir.box ! CHECK: %[[is_contiguous:.*]] = fir.call @_FortranAIsContiguous(%[[box_none]]) {{.*}}: (!fir.box) -> i1 ! CHECK: %[[addr:.*]] = fir.if %[[is_contiguous]] -> (!fir.heap>) { ! CHECK: %[[box_addr:.*]] = fir.box_addr %[[x]] : (!fir.box>) -> !fir.heap> ! CHECK: fir.result %[[box_addr]] : !fir.heap> ! CHECK: } else { ! Creating temp ! CHECK: %[[dim:.*]]:3 = fir.box_dims %[[x:.*]], %c0{{.*}} : (!fir.box>, index) -> (index, index, index) ! CHECK: %[[temp:.*]] = fir.allocmem !fir.array, %[[dim]]#1 {uniq_name = ".copyinout"} ! Copy-in ! CHECK-DAG: %[[shape:.*]] = fir.shape %[[dim]]#1 : (index) -> !fir.shape<1> ! CHECK-DAG: %[[temp_box:.*]] = fir.embox %[[temp]](%[[shape]]) : (!fir.heap>, !fir.shape<1>) -> !fir.box> ! CHECK-DAG: fir.store %[[temp_box]] to %[[temp_box_loc:.*]] : !fir.ref>> ! CHECK-DAG: %[[temp_box_addr:.*]] = fir.convert %[[temp_box_loc]] : (!fir.ref>>) -> !fir.ref> ! CHECK-DAG: %[[arg_box:.*]] = fir.convert %[[x]] : (!fir.box>) -> !fir.box ! CHECK-DAG: fir.call @_FortranAAssignTemporary(%[[temp_box_addr]], %[[arg_box]], %{{.*}}, %{{.*}}){{.*}}: (!fir.ref>, !fir.box, !fir.ref, i32) -> none ! CHECK: fir.result %[[temp]] : !fir.heap> ! CHECK: %[[dim:.*]]:3 = fir.box_dims %[[x]], %c0{{.*}} : (!fir.box>, index) -> (index, index, index) ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap>) -> !fir.ref> ! CHECK: fir.call @_QPbar(%[[cast]]) {{.*}}: (!fir.ref>) -> () ! Copy-out ! CHECK-DAG: %[[shape:.*]] = fir.shape %[[dim]]#1 : (index) -> !fir.shape<1> ! CHECK-DAG: %[[temp_box:.*]] = fir.embox %[[addr]](%[[shape]]) : (!fir.heap>, !fir.shape<1>) -> !fir.box> ! CHECK-DAG: fir.store %[[x]] to %[[arg_box_loc:.*]] : !fir.ref>> ! CHECK-DAG: %[[skipToInit:.*]] = arith.constant true ! CHECK-DAG: %[[arg_box_addr:.*]] = fir.convert %[[arg_box_loc]] : (!fir.ref>>) -> !fir.ref> ! CHECK-DAG: %[[temp_box_cast:.*]] = fir.convert %[[temp_box]] : (!fir.box>) -> !fir.box ! CHECK-DAG: fir.call @_FortranACopyOutAssign(%[[arg_box_addr]], %[[temp_box_cast]], %[[skipToInit]], %{{.*}}, %{{.*}}){{.*}}: (!fir.ref>, !fir.box, i1, !fir.ref, i32) -> none ! CHECK: fir.freemem %[[addr]] : !fir.heap> call bar(x) end subroutine ! Test that copy-in/copy-out does not trigger the re-evaluation of ! the designator expression. ! CHECK-LABEL: func @_QPeval_expr_only_once( ! CHECK-SAME: %[[x:.*]]: !fir.ref>{{.*}}) { subroutine eval_expr_only_once(x) integer :: only_once real :: x(200) ! CHECK: fir.call @_QPonly_once() ! CHECK: %[[x_section:.*]] = fir.embox %[[x]](%{{.*}}) [%{{.*}}] : (!fir.ref>, !fir.shape<1>, !fir.slice<1>) -> !fir.box> ! CHECK: %[[box_none:.*]] = fir.convert %[[x_section]] : (!fir.box>) -> !fir.box ! CHECK: %[[is_contiguous:.*]] = fir.call @_FortranAIsContiguous(%[[box_none]]) {{.*}}: (!fir.box) -> i1 ! CHECK: %[[addr:.*]] = fir.if %[[is_contiguous]] -> (!fir.heap>) { ! CHECK: %[[temp:.*]] = fir.allocmem !fir.array ! CHECK-NOT: fir.call @_QPonly_once() ! CHECK: fir.call @_FortranAAssignTemporary ! CHECK-NOT: fir.call @_QPonly_once() ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap>) -> !fir.ref> ! CHECK: fir.call @_QPbar(%[[cast]]) {{.*}}: (!fir.ref>) -> () call bar(x(1:200:only_once())) ! CHECK-NOT: fir.call @_QPonly_once() ! CHECK: fir.call @_FortranACopyOutAssign ! CHECK-NOT: fir.call @_QPonly_once() ! CHECK: fir.freemem %[[addr]] : !fir.heap> end subroutine ! Test no copy-in/copy-out is generated for contiguous assumed shapes. ! CHECK-LABEL: func @_QPtest_contiguous( ! CHECK-SAME: %[[x:.*]]: !fir.box> subroutine test_contiguous(x) real, contiguous :: x(:) ! CHECK: %[[addr:.*]] = fir.box_addr %[[x]] : (!fir.box>) -> !fir.ref> ! CHECK-NOT: fir.call @_FortranAAssignTemporary ! CHECK: fir.call @_QPbar(%[[addr]]) {{.*}}: (!fir.ref>) -> () call bar(x) ! CHECK-NOT: fir.call @_FortranACopyOutAssign ! CHECK: return end subroutine ! Test the parenthesis are preventing copy-out. ! CHECK: func @_QPtest_parenthesis( ! CHECK: %[[x:.*]]: !fir.box>{{.*}}) { subroutine test_parenthesis(x) real :: x(:) ! CHECK: %[[dim:.*]]:3 = fir.box_dims %[[x]], %c0{{.*}} : (!fir.box>, index) -> (index, index, index) ! CHECK: %[[temp:.*]] = fir.allocmem !fir.array, %[[dim]]#1 {uniq_name = ".array.expr"} ! CHECK: fir.array_merge_store %{{.*}}, %{{.*}} to %[[temp]] ! CHECK: %[[cast:.*]] = fir.convert %[[temp]] : (!fir.heap>) -> !fir.ref> ! CHECK: fir.call @_QPbar(%[[cast]]) {{.*}}: (!fir.ref>) -> () call bar((x)) ! CHECK-NOT: fir.call @_FortranACopyOutAssign ! CHECK: fir.freemem %[[temp]] : !fir.heap> ! CHECK: return end subroutine ! Test copy-in in is skipped for intent(out) arguments. ! CHECK: func @_QPtest_intent_out( ! CHECK: %[[x:.*]]: !fir.box>{{.*}}) { subroutine test_intent_out(x) real :: x(:) interface subroutine bar_intent_out(x) real, intent(out) :: x(100) end subroutine end interface ! CHECK: %[[box_none:.*]] = fir.convert %[[x]] : (!fir.box>) -> !fir.box ! CHECK: %[[is_contiguous:.*]] = fir.call @_FortranAIsContiguous(%[[box_none]]) {{.*}}: (!fir.box) -> i1 ! CHECK: %[[addr:.*]] = fir.if %[[is_contiguous]] ! CHECK: } else { ! CHECK: %[[dim:.*]]:3 = fir.box_dims %[[x]], %c0{{.*}} : (!fir.box>, index) -> (index, index, index) ! CHECK: %[[temp:.*]] = fir.allocmem !fir.array, %[[dim]]#1 ! CHECK-NOT: fir.call @_FortranAAssignTemporary ! CHECK: %[[not_contiguous:.*]] = arith.cmpi eq, %[[is_contiguous]], %false{{.*}} : i1 ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap>) -> !fir.ref> ! CHECK: fir.call @_QPbar_intent_out(%[[cast]]) {{.*}}: (!fir.ref>) -> () call bar_intent_out(x) ! CHECK: fir.if %[[not_contiguous]] ! CHECK: fir.call @_FortranACopyOutAssign ! CHECK: fir.freemem %[[addr]] : !fir.heap> ! CHECK: return end subroutine ! Test copy-out is skipped for intent(out) arguments. ! CHECK-LABEL: func.func @_QPtest_intent_in( ! CHECK: %[[x:.*]]: !fir.box>{{.*}}) { subroutine test_intent_in(x) real :: x(:) interface subroutine bar_intent_in(x) real, intent(in) :: x(100) end subroutine end interface ! CHECK: %[[box_none:.*]] = fir.convert %[[x]] : (!fir.box>) -> !fir.box ! CHECK: %[[is_contiguous:.*]] = fir.call @_FortranAIsContiguous(%[[box_none]]) {{.*}}: (!fir.box) -> i1 ! CHECK: %[[addr:.*]] = fir.if %[[is_contiguous]] ! CHECK: } else { ! CHECK: %[[dim:.*]]:3 = fir.box_dims %[[x]], %c0{{.*}} : (!fir.box>, index) -> (index, index, index) ! CHECK: %[[temp:.*]] = fir.allocmem !fir.array, %[[dim]]#1 ! CHECK: %[[temp_shape:.*]] = fir.shape %[[dim]]#1 : (index) -> !fir.shape<1> ! CHECK: %[[temp_box:.*]] = fir.embox %[[temp]](%[[temp_shape]]) : (!fir.heap>, !fir.shape<1>) -> !fir.box> ! CHECK: fir.store %[[temp_box]] to %[[temp_box_loc:.*]] : !fir.ref>> ! CHECK: %[[temp_box_addr:.*]] = fir.convert %[[temp_box_loc]] : (!fir.ref>>) -> !fir.ref> ! CHECK: fir.call @_FortranAAssignTemporary(%[[temp_box_addr]], ! CHECK: %[[not_contiguous:.*]] = arith.cmpi eq, %[[is_contiguous]], %false{{.*}} : i1 ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap>) -> !fir.ref> ! CHECK: fir.call @_QPbar_intent_in(%[[cast]]) {{.*}}: (!fir.ref>) -> () call bar_intent_in(x) ! CHECK: fir.if %[[not_contiguous]] ! CHECK-NOT: fir.call @_FortranACopyOutAssign ! CHECK: fir.freemem %[[addr]] : !fir.heap> ! CHECK: return end subroutine ! Test copy-in/copy-out is done for intent(inout) ! CHECK: func @_QPtest_intent_inout( ! CHECK: %[[x:.*]]: !fir.box>{{.*}}) { subroutine test_intent_inout(x) real :: x(:) interface subroutine bar_intent_inout(x) real, intent(inout) :: x(100) end subroutine end interface ! CHECK: %[[box_none:.*]] = fir.convert %[[x]] : (!fir.box>) -> !fir.box ! CHECK: %[[is_contiguous:.*]] = fir.call @_FortranAIsContiguous(%[[box_none]]) {{.*}}: (!fir.box) -> i1 ! CHECK: %[[addr:.*]] = fir.if %[[is_contiguous]] ! CHECK: } else { ! CHECK: %[[dim:.*]]:3 = fir.box_dims %[[x]], %c0{{.*}} : (!fir.box>, index) -> (index, index, index) ! CHECK: %[[temp:.*]] = fir.allocmem !fir.array, %[[dim]]#1 ! CHECK: fir.call @_FortranAAssign ! CHECK: %[[not_contiguous:.*]] = arith.cmpi eq, %[[is_contiguous]], %false{{.*}} : i1 ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap>) -> !fir.ref> ! CHECK: fir.call @_QPbar_intent_inout(%[[cast]]) {{.*}}: (!fir.ref>) -> () call bar_intent_inout(x) ! CHECK: fir.if %[[not_contiguous]] ! CHECK: fir.call @_FortranACopyOutAssign ! CHECK: fir.freemem %[[addr]] : !fir.heap> ! CHECK: return end subroutine ! Test characters are handled correctly ! CHECK-LABEL: func @_QPtest_char( ! CHECK-SAME: %[[VAL_0:.*]]: !fir.box>>{{.*}}) { subroutine test_char(x) ! CHECK: %[[VAL_1:.*]] = fir.alloca !fir.box>> ! CHECK: %[[VAL_2:.*]] = fir.alloca !fir.box>> ! CHECK: %[[VAL_3:.*]] = arith.constant 10 : index ! CHECK: %[[VAL_4:.*]] = fir.convert %[[VAL_0]] : (!fir.box>>) -> !fir.box ! CHECK: %[[VAL_5:.*]] = fir.call @_FortranAIsContiguous(%[[VAL_4]]) fastmath : (!fir.box) -> i1 ! CHECK: %[[VAL_6:.*]] = fir.if %[[VAL_5]] -> (!fir.heap>>) { ! CHECK: %[[VAL_7:.*]] = fir.box_addr %[[VAL_0]] : (!fir.box>>) -> !fir.heap>> ! CHECK: fir.result %[[VAL_7]] : !fir.heap>> ! CHECK: } else { ! CHECK: %[[VAL_8:.*]] = arith.constant 0 : index ! CHECK: %[[VAL_9:.*]]:3 = fir.box_dims %[[VAL_0]], %[[VAL_8]] : (!fir.box>>, index) -> (index, index, index) ! CHECK: %[[VAL_10:.*]] = fir.allocmem !fir.array>, %[[VAL_9]]#1 {uniq_name = ".copyinout"} ! CHECK: %[[VAL_11:.*]] = fir.shape %[[VAL_9]]#1 : (index) -> !fir.shape<1> ! CHECK: %[[VAL_12:.*]] = fir.embox %[[VAL_10]](%[[VAL_11]]) : (!fir.heap>>, !fir.shape<1>) -> !fir.box>> ! CHECK: fir.store %[[VAL_12]] to %[[VAL_2]] : !fir.ref>>> ! CHECK: %[[VAL_15:.*]] = fir.convert %[[VAL_2]] : (!fir.ref>>>) -> !fir.ref> ! CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_0]] : (!fir.box>>) -> !fir.box ! CHECK: %[[VAL_18:.*]] = fir.call @_FortranAAssignTemporary(%[[VAL_15]], %[[VAL_16]], %{{.*}}, %{{.*}}) fastmath : (!fir.ref>, !fir.box, !fir.ref, i32) -> none ! CHECK: fir.result %[[VAL_10]] : !fir.heap>> ! CHECK: } ! CHECK: %[[VAL_19:.*]] = arith.constant 0 : index ! CHECK: %[[VAL_20:.*]]:3 = fir.box_dims %[[VAL_0]], %[[VAL_19]] : (!fir.box>>, index) -> (index, index, index) ! CHECK: %[[VAL_21:.*]] = arith.constant false ! CHECK: %[[VAL_22:.*]] = arith.cmpi eq, %[[VAL_5]], %[[VAL_21]] : i1 ! CHECK: %[[VAL_23:.*]] = fir.convert %[[VAL_24:.*]] : (!fir.heap>>) -> !fir.ref> ! CHECK: %[[VAL_25:.*]] = fir.emboxchar %[[VAL_23]], %[[VAL_3]] : (!fir.ref>, index) -> !fir.boxchar<1> ! CHECK: fir.call @_QPbar_char(%[[VAL_25]]) fastmath : (!fir.boxchar<1>) -> () ! CHECK: fir.if %[[VAL_22]] { ! CHECK: %[[VAL_26:.*]] = fir.shape %[[VAL_20]]#1 : (index) -> !fir.shape<1> ! CHECK: %[[VAL_27:.*]] = fir.embox %[[VAL_24]](%[[VAL_26]]) : (!fir.heap>>, !fir.shape<1>) -> !fir.box>> ! CHECK: fir.store %[[VAL_0]] to %[[VAL_1]] : !fir.ref>>> ! CHECK: %[[VAL_30:.*]] = arith.constant true ! CHECK: %[[VAL_31:.*]] = fir.convert %[[VAL_1]] : (!fir.ref>>>) -> !fir.ref> ! CHECK: %[[VAL_32:.*]] = fir.convert %[[VAL_27]] : (!fir.box>>) -> !fir.box ! CHECK: %[[VAL_34:.*]] = fir.call @_FortranACopyOutAssign(%[[VAL_31]], %[[VAL_32]], %[[VAL_30]], %{{.*}}, %{{.*}}) fastmath : (!fir.ref>, !fir.box, i1, !fir.ref, i32) -> none ! CHECK: fir.freemem %[[VAL_24]] : !fir.heap>> ! CHECK: } character(10) :: x(:) call bar_char(x) ! CHECK: return ! CHECK: } end subroutine test_char ! CHECK-LABEL: func @_QPtest_scalar_substring_does_no_trigger_copy_inout ! CHECK-SAME: %[[arg0:.*]]: !fir.boxchar<1> subroutine test_scalar_substring_does_no_trigger_copy_inout(c, i, j) character(*) :: c integer :: i, j ! CHECK: %[[unbox:.*]]:2 = fir.unboxchar %[[arg0]] : (!fir.boxchar<1>) -> (!fir.ref>, index) ! CHECK: %[[c:.*]] = fir.convert %[[unbox]]#0 : (!fir.ref>) -> !fir.ref>> ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[c]], %{{.*}} : (!fir.ref>>, index) -> !fir.ref> ! CHECK: %[[substr:.*]] = fir.convert %[[coor]] : (!fir.ref>) -> !fir.ref> ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[substr]], %{{.*}} : (!fir.ref>, index) -> !fir.boxchar<1> ! CHECK: fir.call @_QPbar_char_2(%[[boxchar]]) {{.*}}: (!fir.boxchar<1>) -> () call bar_char_2(c(i:j)) end subroutine ! CHECK-LABEL: func @_QPissue871( ! CHECK-SAME: %[[p:.*]]: !fir.ref>>>{{.*}}) subroutine issue871(p) ! Test passing implicit derived from scalar pointer (no copy-in/out). type t integer :: i end type t type(t), pointer :: p ! CHECK: %[[box_load:.*]] = fir.load %[[p]] ! CHECK: %[[addr:.*]] = fir.box_addr %[[box_load]] ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] ! CHECK: fir.call @_QPbar_derived(%[[cast]]) call bar_derived(p) end subroutine ! CHECK-LABEL: func @_QPissue871_array( ! CHECK-SAME: %[[p:.*]]: !fir.ref>>>> subroutine issue871_array(p) ! Test passing implicit derived from contiguous pointer (no copy-in/out). type t integer :: i end type t type(t), pointer, contiguous :: p(:) ! CHECK: %[[box_load:.*]] = fir.load %[[p]] ! CHECK: %[[addr:.*]] = fir.box_addr %[[box_load]] ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] ! CHECK: fir.call @_QPbar_derived_array(%[[cast]]) call bar_derived_array(p) end subroutine ! CHECK-LABEL: func @_QPwhole_components() subroutine whole_components() ! Test no copy is made for whole components. type t integer :: i(100) end type ! CHECK: %[[a:.*]] = fir.alloca !fir.type<_QFwhole_componentsTt{i:!fir.array<100xi32>}> type(t) :: a ! CHECK: %[[field:.*]] = fir.field_index i, !fir.type<_QFwhole_componentsTt{i:!fir.array<100xi32>}> ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[a]], %[[field]] : (!fir.ref}>>, !fir.field) -> !fir.ref> ! CHECK: fir.call @_QPbar_integer(%[[addr]]) {{.*}}: (!fir.ref>) -> () call bar_integer(a%i) end subroutine ! CHECK-LABEL: func @_QPwhole_component_contiguous_pointer() subroutine whole_component_contiguous_pointer() ! Test no copy is made for whole contiguous pointer components. type t integer, pointer, contiguous :: i(:) end type ! CHECK: %[[a:.*]] = fir.alloca !fir.type<_QFwhole_component_contiguous_pointerTt{i:!fir.box>>}> type(t) :: a ! CHECK: %[[field:.*]] = fir.field_index i, !fir.type<_QFwhole_component_contiguous_pointerTt{i:!fir.box>>}> ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a]], %[[field]] : (!fir.ref>>}>>, !fir.field) -> !fir.ref>>> ! CHECK: %[[box_load:.*]] = fir.load %[[coor]] : !fir.ref>>> ! CHECK: %[[addr:.*]] = fir.box_addr %[[box_load]] : (!fir.box>>) -> !fir.ptr> ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.ptr>) -> !fir.ref> ! CHECK: fir.call @_QPbar_integer(%[[cast]]) {{.*}}: (!fir.ref>) -> () call bar_integer(a%i) end subroutine ! CHECK-LABEL: func @_QPwhole_component_contiguous_char_pointer() subroutine whole_component_contiguous_char_pointer() ! Test no copy is made for whole contiguous character pointer components. type t character(:), pointer, contiguous :: i(:) end type ! CHECK: %[[a:.*]] = fir.alloca !fir.type<_QFwhole_component_contiguous_char_pointerTt{i:!fir.box>>>}> type(t) :: a ! CHECK: %[[field:.*]] = fir.field_index i, !fir.type<_QFwhole_component_contiguous_char_pointerTt{i:!fir.box>>>}> ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a]], %[[field]] : (!fir.ref>>>}>>, !fir.field) -> !fir.ref>>>> ! CHECK: %[[box_load:.*]] = fir.load %[[coor]] : !fir.ref>>>> ! CHECK: %[[addr:.*]] = fir.box_addr %[[box_load]] : (!fir.box>>>) -> !fir.ptr>> ! CHECK: %[[len:.*]] = fir.box_elesize %[[box_load]] : (!fir.box>>>) -> index ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.ptr>>) -> !fir.ref> ! CHECK: %[[embox:.*]] = fir.emboxchar %[[cast]], %[[len]] : (!fir.ref>, index) -> !fir.boxchar<1> ! CHECK: fir.call @_QPbar_char_3(%[[embox]]) {{.*}}: (!fir.boxchar<1>) -> () call bar_char_3(a%i) end subroutine