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equivalence-2.f90
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equivalence-2.f90
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! RUN: bbc -emit-fir -o - %s | FileCheck %s
! Check more advanced equivalence cases
! Several set of local and global equivalences in the same scope
! CHECK-LABEL: @_QPtest_eq_sets
subroutine test_eq_sets
DIMENSION Al(4), Bl(4)
EQUIVALENCE (Al(1), Bl(2))
! CHECK-DAG: %[[albl:.*]] = fir.alloca !fir.array<20xi8>
! CHECK-DAG: %[[alAddr:.*]] = fir.coordinate_of %[[albl]], %c4{{.*}} : (!fir.ref<!fir.array<20xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[al:.*]] = fir.convert %[[alAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<4xf32>>
! CHECK-DAG: %[[blAddr:.*]] = fir.coordinate_of %[[albl]], %c0{{.*}} : (!fir.ref<!fir.array<20xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[bl:.*]] = fir.convert %[[blAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<4xf32>>
DIMENSION Il(2), Xl(2)
EQUIVALENCE (Il(2), Xl(1))
! CHECK-DAG: %[[ilxl:.*]] = fir.alloca !fir.array<12xi8>
! CHECK-DAG: %[[ilAddr:.*]] = fir.coordinate_of %[[ilxl]], %c0{{.*}} : (!fir.ref<!fir.array<12xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[il:.*]] = fir.convert %[[ilAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xi32>>
! CHECK-DAG: %[[xlAddr:.*]] = fir.coordinate_of %[[ilxl]], %c4{{.*}} : (!fir.ref<!fir.array<12xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[xl:.*]] = fir.convert %[[xlAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xf32>>
DIMENSION Ag(2), Bg(2)
SAVE Ag, Bg
EQUIVALENCE (Ag(1), Bg(2))
! CHECK-DAG: %[[agbg:.*]] = fir.address_of(@_QFtest_eq_setsEag) : !fir.ref<!fir.array<12xi8>>
! CHECK-DAG: %[[agAddr:.*]] = fir.coordinate_of %[[agbg]], %c4{{.*}} : (!fir.ref<!fir.array<12xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[ag:.*]] = fir.convert %[[agAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xf32>>
! CHECK-DAG: %[[bgAddr:.*]] = fir.coordinate_of %[[agbg]], %c0{{.*}} : (!fir.ref<!fir.array<12xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[bg:.*]] = fir.convert %[[bgAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xf32>>
DIMENSION Ig(2), Xg(2)
SAVE Ig, Xg
EQUIVALENCE (Ig(1), Xg(1))
! CHECK-DAG: %[[igxg:.*]] = fir.address_of(@_QFtest_eq_setsEig) : !fir.ref<!fir.array<8xi8>>
! CHECK-DAG: %[[igOffset:.*]] = arith.constant 0 : index
! CHECK-DAG: %[[igAddr:.*]] = fir.coordinate_of %[[igxg]], %c0{{.*}} : (!fir.ref<!fir.array<8xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[ig:.*]] = fir.convert %[[igAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xi32>>
! CHECK-DAG: %[[xgAddr:.*]] = fir.coordinate_of %[[igxg]], %c0{{.*}} : (!fir.ref<!fir.array<8xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[xg:.*]] = fir.convert %[[xgAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xf32>>
! CHECK: %[[alCast:.*]] = fir.convert %[[al]] : (!fir.ptr<!fir.array<4xf32>>) -> !fir.ref<!fir.array<4xf32>>
! CHECK: %[[blCast:.*]] = fir.convert %[[bl]] : (!fir.ptr<!fir.array<4xf32>>) -> !fir.ref<!fir.array<4xf32>>
! CHECK: %[[ilCast:.*]] = fir.convert %[[il]] : (!fir.ptr<!fir.array<2xi32>>) -> !fir.ref<!fir.array<2xi32>>
! CHECK: %[[xlCast:.*]] = fir.convert %[[xl]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[agCast:.*]] = fir.convert %[[ag]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[bgCast:.*]] = fir.convert %[[bg]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[xgCast:.*]] = fir.convert %[[xg]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[igCast:.*]] = fir.convert %[[ig]] : (!fir.ptr<!fir.array<2xi32>>) -> !fir.ref<!fir.array<2xi32>>
call fooc(Al, Bl, Il, Xl, Ag, Bg, Xg, Ig)
! CHECK: fir.call @_QPfooc(%[[alCast]], %[[blCast]], %[[ilCast]], %[[xlCast]], %[[agCast]], %[[bgCast]], %[[xgCast]], %[[igCast]])
end subroutine
! Mixing global equivalence and entry
! CHECK-LABEL: @_QPeq_and_entry_foo()
subroutine eq_and_entry_foo
SAVE x, i
DIMENSION :: x(2)
EQUIVALENCE (x(2), i)
call foo1(x, i)
! CHECK: %[[xi:.*]] = fir.address_of(@_QFeq_and_entry_fooEi) : !fir.ref<!fir.array<8xi8>>
! CHECK-DAG: %[[iOffset:.*]] = arith.constant 4 : index
! CHECK-DAG: %[[iAddr:.*]] = fir.coordinate_of %[[xi]], %[[iOffset]] : (!fir.ref<!fir.array<8xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[i:.*]] = fir.convert %[[iAddr]] : (!fir.ref<i8>) -> !fir.ptr<i32>
! CHECK-DAG: %[[xOffset:.*]] = arith.constant 0 : index
! CHECK-DAG: %[[xAddr:.*]] = fir.coordinate_of %[[xi]], %[[xOffset]] : (!fir.ref<!fir.array<8xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[x:.*]] = fir.convert %[[xAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xf32>>
call foo2(x, i)
! CHECK: %[[xCast:.*]] = fir.convert %[[x]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[iCast:.*]] = fir.convert %[[i]] : (!fir.ptr<i32>) -> !fir.ref<i32>
! CHECK: fir.call @_QPfoo1(%[[xCast]], %[[iCast]]) : (!fir.ref<!fir.array<2xf32>>, !fir.ref<i32>) -> ()
entry eq_and_entry_bar
call foo2(x, i)
! CHECK: %[[xCast2:.*]] = fir.convert %[[x]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[iCast2:.*]] = fir.convert %[[i]] : (!fir.ptr<i32>) -> !fir.ref<i32>
! CHECK: fir.call @_QPfoo2(%[[xCast2]], %[[iCast2]]) : (!fir.ref<!fir.array<2xf32>>, !fir.ref<i32>) -> ()
end
! CHECK-LABEL: @_QPeq_and_entry_bar()
! CHECK: %[[xi:.*]] = fir.address_of(@_QFeq_and_entry_fooEi) : !fir.ref<!fir.array<8xi8>>
! CHECK-DAG: %[[iOffset:.*]] = arith.constant 4 : index
! CHECK-DAG: %[[iAddr:.*]] = fir.coordinate_of %[[xi]], %[[iOffset]] : (!fir.ref<!fir.array<8xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[i:.*]] = fir.convert %[[iAddr]] : (!fir.ref<i8>) -> !fir.ptr<i32>
! CHECK-DAG: %[[xOffset:.*]] = arith.constant 0 : index
! CHECK-DAG: %[[xAddr:.*]] = fir.coordinate_of %[[xi]], %[[xOffset]] : (!fir.ref<!fir.array<8xi8>>, index) -> !fir.ref<i8>
! CHECK-DAG: %[[x:.*]] = fir.convert %[[xAddr]] : (!fir.ref<i8>) -> !fir.ptr<!fir.array<2xf32>>
! CHECK-NOT: fir.call @_QPfoo1
! CHECK: %[[xCast:.*]] = fir.convert %[[x]] : (!fir.ptr<!fir.array<2xf32>>) -> !fir.ref<!fir.array<2xf32>>
! CHECK: %[[iCast:.*]] = fir.convert %[[i]] : (!fir.ptr<i32>) -> !fir.ref<i32>
! CHECK: fir.call @_QPfoo2(%[[xCast]], %[[iCast]]) : (!fir.ref<!fir.array<2xf32>>, !fir.ref<i32>) -> ()