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TheRock/compiler/amd-llvm/flang/test/Integration/unroll.f90
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58 lines
1.8 KiB
Fortran

! RUN: %flang_fc1 -emit-llvm -o - %s | FileCheck %s
! CHECK-LABEL: unroll_dir
subroutine unroll_dir
integer :: a(10)
!dir$ unroll
! CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}
! CHECK-NOT: !llvm.loop
! CHECK: br label {{.*}}, !llvm.loop ![[UNROLL_ENABLE_FULL_ANNO:.*]]
do i=1,10
a(i)=i
end do
end subroutine unroll_dir
! CHECK-LABEL: unroll_dir_0
subroutine unroll_dir_0
integer :: a(10)
!dir$ unroll 0
! CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}
! CHECK-NOT: !llvm.loop
! CHECK: br label {{.*}}, !llvm.loop ![[UNROLL_DISABLE_ANNO:.*]]
do i=1,10
a(i)=i
end do
end subroutine unroll_dir_0
! CHECK-LABEL: unroll_dir_1
subroutine unroll_dir_1
integer :: a(10)
!dir$ unroll 1
! CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}
! CHECK-NOT: !llvm.loop
! CHECK: br label {{.*}}, !llvm.loop ![[UNROLL_DISABLE_ANNO]]
do i=1,10
a(i)=i
end do
end subroutine unroll_dir_1
! CHECK-LABEL: unroll_dir_2
subroutine unroll_dir_2
integer :: a(10)
!dir$ unroll 2
! CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}
! CHECK-NOT: !llvm.loop
! CHECK: br label {{.*}}, !llvm.loop ![[UNROLL_ENABLE_COUNT_2:.*]]
do i=1,10
a(i)=i
end do
end subroutine unroll_dir_2
! CHECK: ![[UNROLL_ENABLE_FULL_ANNO]] = distinct !{![[UNROLL_ENABLE_FULL_ANNO]], ![[UNROLL_ENABLE:.*]], ![[UNROLL_FULL:.*]]}
! CHECK: ![[UNROLL_ENABLE:.*]] = !{!"llvm.loop.unroll.enable"}
! CHECK: ![[UNROLL_FULL:.*]] = !{!"llvm.loop.unroll.full"}
! CHECK: ![[UNROLL_DISABLE_ANNO]] = distinct !{![[UNROLL_DISABLE_ANNO]], ![[UNROLL_DISABLE:.*]]}
! CHECK: ![[UNROLL_DISABLE]] = !{!"llvm.loop.unroll.disable"}
! CHECK: ![[UNROLL_ENABLE_COUNT_2]] = distinct !{![[UNROLL_ENABLE_COUNT_2]], ![[UNROLL_ENABLE]], ![[UNROLL_COUNT_2:.*]]}
! CHECK: ![[UNROLL_COUNT_2]] = !{!"llvm.loop.unroll.count", i32 2}