flang/test/HLFIR/order_assignments/where-fusing-scheduling.f90

   1 ! Test scheduling of WHERE in lower-hlfir-ordered-assignments pass
   2 ! when fusing is enabled or disabled.
   3
   4 !RUN: bbc -hlfir -o - -pass-pipeline="builtin.module(lower-hlfir-ordered-assignments{fuse-assignments=false})" --debug-only=flang-ordered-assignment -flang-dbg-order-assignment-schedule-only %s 2>&1 | FileCheck %s --check-prefix NOFUSE
   5
   6 !RUN: bbc -hlfir -o - -pass-pipeline="builtin.module(lower-hlfir-ordered-assignments{fuse-assignments=true})" --debug-only=flang-ordered-assignment -flang-dbg-order-assignment-schedule-only %s 2>&1 | FileCheck %s --check-prefix FUSE
   7
   8 !REQUIRES: asserts
   9
  10 subroutine fusable(x, y, mask)
  11   real :: x(:), y(:)
  12   logical :: mask(:)
  13   where (mask)
  14     x = 41.
  15     y = 42.
  16   end where
  17 end subroutine
  18
  19 subroutine unfusable(x, y, mask)
  20   real :: x(:), y(:)
  21   logical :: mask(:)
  22   where (mask)
  23     x(1:10) = y
  24     y = x(10:1:-1)
  25   end where
  26 end subroutine
  27
  28 !NOFUSE-LABEL: ------------ scheduling where in _QPfusable ------------
  29 !NOFUSE-NEXT: run 1 evaluate: where/region_assign1
  30 !NOFUSE-NEXT: run 2 evaluate: where/region_assign2
  31 !NOFUSE-LABEL: ------------ scheduling where in _QPunfusable ------------
  32 !NOFUSE-NEXT: run 1 evaluate: where/region_assign1
  33 !NOFUSE-NEXT: run 2 evaluate: where/region_assign2
  34
  35 !FUSE-LABEL: ------------ scheduling where in _QPfusable ------------
  36 !FUSE-NEXT: run 1 evaluate: where/region_assign1
  37 !FUSE-NEXT: run 1 evaluate: where/region_assign2
  38 !FUSE-LABEL: ------------ scheduling where in _QPunfusable ------------
  39 !FUSE-NEXT: run 1 evaluate: where/region_assign1
  40 !FUSE-NEXT: conflict: R/W: <block argument> of type '!fir.box<!fir.array<?xf32>>' at index: 1 W:<block argument> of type '!fir.box<!fir.array<?xf32>>' at index: 1
  41 !FUSE-NEXT: run 2 evaluate: where/region_assign2