| // RUN: fir-opt %s -pass-pipeline='builtin.module(func.func(test-fir-alias-analysis))' 2>&1 | FileCheck %s |
| |
| // leslie3d case with two allocatable module variables |
| // that cannot alias: |
| // module les3d_data |
| // implicit real*8 (a-h,o-z) |
| // integer imax, jmax, kmax |
| // double precision,allocatable,dimension(:,:,:,:,:) :: q |
| // double precision,allocatable,dimension(:,:,:,:) :: du |
| // end module les3d_data |
| // subroutine update() |
| // use les3d_data |
| // implicit real*8(a-h,o-z) |
| // i2 = imax - 1 |
| // do k = 1, kmax - 1 |
| // do j = 1, jmax - 1 |
| // q(1:i2,j,k,1,m) = (q(1:i2,j,k,1,m) + du(1:i2,j,k,1)) |
| // end do |
| // end do |
| // end subroutine update |
| |
| // CHECK: allocatable_mod1#0 <-> allocatable_mod2#0: NoAlias |
| func.func @_QPupdate() { |
| %c1 = arith.constant 1 : index |
| %c0 = arith.constant 0 : index |
| %c1_i32 = arith.constant 1 : i32 |
| %0 = fir.address_of(@_QMles3d_dataEdu) : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?xf64>>>> |
| %1:2 = hlfir.declare %0 {fortran_attrs = #fir.var_attrs<allocatable>, uniq_name = "_QMles3d_dataEdu"} : (!fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?xf64>>>>) -> (!fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?xf64>>>>, !fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?xf64>>>>) |
| %2 = fir.alloca i32 {bindc_name = "i2", uniq_name = "_QFupdateEi2"} |
| %3:2 = hlfir.declare %2 {uniq_name = "_QFupdateEi2"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %4 = fir.address_of(@_QMles3d_dataEimax) : !fir.ref<i32> |
| %5:2 = hlfir.declare %4 {uniq_name = "_QMles3d_dataEimax"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %6 = fir.alloca i32 {bindc_name = "j", uniq_name = "_QFupdateEj"} |
| %7:2 = hlfir.declare %6 {uniq_name = "_QFupdateEj"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %8 = fir.address_of(@_QMles3d_dataEjmax) : !fir.ref<i32> |
| %9:2 = hlfir.declare %8 {uniq_name = "_QMles3d_dataEjmax"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %10 = fir.alloca i32 {bindc_name = "k", uniq_name = "_QFupdateEk"} |
| %11:2 = hlfir.declare %10 {uniq_name = "_QFupdateEk"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %12 = fir.address_of(@_QMles3d_dataEkmax) : !fir.ref<i32> |
| %13:2 = hlfir.declare %12 {uniq_name = "_QMles3d_dataEkmax"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %14 = fir.alloca i32 {bindc_name = "m", uniq_name = "_QFupdateEm"} |
| %15:2 = hlfir.declare %14 {uniq_name = "_QFupdateEm"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) |
| %16 = fir.address_of(@_QMles3d_dataEq) : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?x?xf64>>>> |
| %17:2 = hlfir.declare %16 {fortran_attrs = #fir.var_attrs<allocatable>, uniq_name = "_QMles3d_dataEq"} : (!fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?x?xf64>>>>) -> (!fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?x?xf64>>>>, !fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?x?xf64>>>>) |
| %18 = fir.load %5#0 : !fir.ref<i32> |
| %19 = arith.subi %18, %c1_i32 : i32 |
| hlfir.assign %19 to %3#0 : i32, !fir.ref<i32> |
| %20 = fir.load %13#0 : !fir.ref<i32> |
| %21 = arith.subi %20, %c1_i32 : i32 |
| %22 = fir.convert %21 : (i32) -> index |
| %23 = fir.convert %c1 : (index) -> i32 |
| %24:2 = fir.do_loop %arg0 = %c1 to %22 step %c1 iter_args(%arg1 = %23) -> (index, i32) { |
| fir.store %arg1 to %11#1 : !fir.ref<i32> |
| %25 = fir.load %9#0 : !fir.ref<i32> |
| %26 = arith.subi %25, %c1_i32 : i32 |
| %27 = fir.convert %26 : (i32) -> index |
| %28:2 = fir.do_loop %arg2 = %c1 to %27 step %c1 iter_args(%arg3 = %23) -> (index, i32) { |
| fir.store %arg3 to %7#1 : !fir.ref<i32> |
| %32 = fir.load %17#0 : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?x?xf64>>>> |
| %33 = fir.load %3#0 : !fir.ref<i32> |
| %34 = fir.convert %33 : (i32) -> index |
| %35 = arith.cmpi sgt, %34, %c0 : index |
| %36 = arith.select %35, %34, %c0 : index |
| %37 = fir.load %7#0 : !fir.ref<i32> |
| %38 = fir.convert %37 : (i32) -> i64 |
| %39 = fir.load %11#0 : !fir.ref<i32> |
| %40 = fir.convert %39 : (i32) -> i64 |
| %41 = fir.load %15#0 : !fir.ref<i32> |
| %42 = fir.convert %41 : (i32) -> i64 |
| %43 = fir.shape %36 : (index) -> !fir.shape<1> |
| %44 = hlfir.designate %32 (%c1:%34:%c1, %38, %40, %c1, %42) shape %43 {test.ptr = "allocatable_mod1"} : (!fir.box<!fir.heap<!fir.array<?x?x?x?x?xf64>>>, index, index, index, i64, i64, index, i64, !fir.shape<1>) -> !fir.box<!fir.array<?xf64>> |
| %45 = fir.load %1#0 : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?x?x?xf64>>>> |
| %46 = hlfir.designate %45 (%c1:%34:%c1, %38, %40, %c1) shape %43 {test.ptr = "allocatable_mod2"} : (!fir.box<!fir.heap<!fir.array<?x?x?x?xf64>>>, index, index, index, i64, i64, index, !fir.shape<1>) -> !fir.box<!fir.array<?xf64>> |
| %47 = hlfir.elemental %43 unordered : (!fir.shape<1>) -> !hlfir.expr<?xf64> { |
| ^bb0(%arg4: index): |
| %51 = hlfir.designate %44 (%arg4) : (!fir.box<!fir.array<?xf64>>, index) -> !fir.ref<f64> |
| %52 = hlfir.designate %46 (%arg4) : (!fir.box<!fir.array<?xf64>>, index) -> !fir.ref<f64> |
| %53 = fir.load %51 : !fir.ref<f64> |
| %54 = fir.load %52 : !fir.ref<f64> |
| %55 = arith.addf %53, %54 fastmath<fast> : f64 |
| %56 = hlfir.no_reassoc %55 : f64 |
| hlfir.yield_element %56 : f64 |
| } |
| hlfir.assign %47 to %44 : !hlfir.expr<?xf64>, !fir.box<!fir.array<?xf64>> |
| hlfir.destroy %47 : !hlfir.expr<?xf64> |
| %48 = arith.addi %arg2, %c1 : index |
| %49 = fir.load %7#1 : !fir.ref<i32> |
| %50 = arith.addi %49, %23 : i32 |
| fir.result %48, %50 : index, i32 |
| } |
| fir.store %28#1 to %7#1 : !fir.ref<i32> |
| %29 = arith.addi %arg0, %c1 : index |
| %30 = fir.load %11#1 : !fir.ref<i32> |
| %31 = arith.addi %30, %23 : i32 |
| fir.result %29, %31 : index, i32 |
| } |
| fir.store %24#1 to %11#1 : !fir.ref<i32> |
| return |
| } |