xref: /llvm-project/flang/test/Fir/box-offset.fir (revision 91e1b4a64f7df6cc51af74e91610f84ee1bdc74a)
1// Test fir.box_offset parse/print/parse/print identity.
2// RUN: fir-opt %s | fir-opt | FileCheck %s
3
4func.func @test_box_offset(%unlimited : !fir.ref<!fir.class<none>>, %type_star : !fir.ref<!fir.box<!fir.array<?xnone>>>) {
5  %box1 = fir.alloca !fir.box<i32>
6  %addr1 = fir.box_offset %box1 base_addr : (!fir.ref<!fir.box<i32>>) -> !fir.llvm_ptr<!fir.ref<i32>>
7
8  %box2 = fir.alloca !fir.box<!fir.type<t>>
9  %addr2 = fir.box_offset %box2 base_addr : (!fir.ref<!fir.box<!fir.type<t>>>) -> !fir.llvm_ptr<!fir.ref<!fir.type<t>>>
10  %tdesc2 = fir.box_offset %box2 derived_type : (!fir.ref<!fir.box<!fir.type<t>>>) -> !fir.llvm_ptr<!fir.tdesc<!fir.type<t>>>
11
12  %box3 = fir.alloca !fir.box<!fir.array<?xi32>>
13  %addr3 = fir.box_offset %box3 base_addr : (!fir.ref<!fir.box<!fir.array<?xi32>>>) -> !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>>
14
15  %box4 = fir.alloca !fir.box<!fir.ptr<!fir.array<?x!fir.type<t>>>>
16  %addr4 = fir.box_offset %box4 base_addr : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.type<t>>>>>) -> !fir.llvm_ptr<!fir.ptr<!fir.array<?x!fir.type<t>>>>
17  %tdesc4 = fir.box_offset %box4 derived_type : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.type<t>>>>>) -> !fir.llvm_ptr<!fir.tdesc<!fir.type<t>>>
18
19  %addr5 = fir.box_offset %unlimited base_addr : (!fir.ref<!fir.class<none>>) -> !fir.llvm_ptr<!fir.ref<none>>
20  %tdesc5 = fir.box_offset %unlimited derived_type : (!fir.ref<!fir.class<none>>) -> !fir.llvm_ptr<!fir.tdesc<none>>
21
22  %addr6 = fir.box_offset %type_star base_addr : (!fir.ref<!fir.box<!fir.array<?xnone>>>) -> !fir.llvm_ptr<!fir.ref<!fir.array<?xnone>>>
23  %tdesc6 = fir.box_offset %type_star derived_type : (!fir.ref<!fir.box<!fir.array<?xnone>>>) -> !fir.llvm_ptr<!fir.tdesc<none>>
24  return
25}
26// CHECK-LABEL:   func.func @test_box_offset(
27// CHECK-SAME:                               %[[VAL_0:.*]]: !fir.ref<!fir.class<none>>,
28// CHECK-SAME:                               %[[VAL_1:.*]]: !fir.ref<!fir.box<!fir.array<?xnone>>>) {
29// CHECK:           %[[VAL_2:.*]] = fir.alloca !fir.box<i32>
30// CHECK:           %[[VAL_3:.*]] = fir.box_offset %[[VAL_2]] base_addr : (!fir.ref<!fir.box<i32>>) -> !fir.llvm_ptr<!fir.ref<i32>>
31// CHECK:           %[[VAL_4:.*]] = fir.alloca !fir.box<!fir.type<t>>
32// CHECK:           %[[VAL_5:.*]] = fir.box_offset %[[VAL_4]] base_addr : (!fir.ref<!fir.box<!fir.type<t>>>) -> !fir.llvm_ptr<!fir.ref<!fir.type<t>>>
33// CHECK:           %[[VAL_6:.*]] = fir.box_offset %[[VAL_4]] derived_type : (!fir.ref<!fir.box<!fir.type<t>>>) -> !fir.llvm_ptr<!fir.tdesc<!fir.type<t>>>
34// CHECK:           %[[VAL_7:.*]] = fir.alloca !fir.box<!fir.array<?xi32>>
35// CHECK:           %[[VAL_8:.*]] = fir.box_offset %[[VAL_7]] base_addr : (!fir.ref<!fir.box<!fir.array<?xi32>>>) -> !fir.llvm_ptr<!fir.ref<!fir.array<?xi32>>>
36// CHECK:           %[[VAL_9:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.array<?x!fir.type<t>>>>
37// CHECK:           %[[VAL_10:.*]] = fir.box_offset %[[VAL_9]] base_addr : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.type<t>>>>>) -> !fir.llvm_ptr<!fir.ptr<!fir.array<?x!fir.type<t>>>>
38// CHECK:           %[[VAL_11:.*]] = fir.box_offset %[[VAL_9]] derived_type : (!fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.type<t>>>>>) -> !fir.llvm_ptr<!fir.tdesc<!fir.type<t>>>
39// CHECK:           %[[VAL_12:.*]] = fir.box_offset %[[VAL_0]] base_addr : (!fir.ref<!fir.class<none>>) -> !fir.llvm_ptr<!fir.ref<none>>
40// CHECK:           %[[VAL_13:.*]] = fir.box_offset %[[VAL_0]] derived_type : (!fir.ref<!fir.class<none>>) -> !fir.llvm_ptr<!fir.tdesc<none>>
41// CHECK:           %[[VAL_14:.*]] = fir.box_offset %[[VAL_1]] base_addr : (!fir.ref<!fir.box<!fir.array<?xnone>>>) -> !fir.llvm_ptr<!fir.ref<!fir.array<?xnone>>>
42// CHECK:           %[[VAL_15:.*]] = fir.box_offset %[[VAL_1]] derived_type : (!fir.ref<!fir.box<!fir.array<?xnone>>>) -> !fir.llvm_ptr<!fir.tdesc<none>>
43