Subversion Repositories openrisc

! Test the MERGE_BITS intrinsic

!

! { dg-do run }

! { dg-options "-ffree-line-length-none" }

  interface run_merge

    procedure run_merge_1

    procedure run_merge_2

    procedure run_merge_4

    procedure run_merge_8

  end interface

#define CHECK(I,J,K) \

  if (merge_bits(I,J,K) /= ior(iand(I,K),iand(J,not(K)))) call abort ; \

  if (run_merge(I,J,K) /= merge_bits(I,J,K)) call abort

  CHECK(13_1,18_1,22_1)

  CHECK(-13_1,18_1,22_1)

  CHECK(13_1,-18_1,22_1)

  CHECK(13_1,18_1,-22_1)

  CHECK(13_2,18_2,22_2)

  CHECK(-13_2,18_2,22_2)

  CHECK(13_2,-18_2,22_2)

  CHECK(13_2,18_2,-22_2)

  CHECK(13_4,18_4,22_4)

  CHECK(-13_4,18_4,22_4)

  CHECK(13_4,-18_4,22_4)

  CHECK(13_4,18_4,-22_4)

  CHECK(13_8,18_8,22_8)

  CHECK(-13_8,18_8,22_8)

  CHECK(13_8,-18_8,22_8)

  CHECK(13_8,18_8,-22_8)

contains

  function run_merge_1 (i, j, k) result(res)

    integer(kind=1) :: i, j, k, res

    res = merge_bits(i,j,k)

  end function

  function run_merge_2 (i, j, k) result(res)

    integer(kind=2) :: i, j, k, res

    res = merge_bits(i,j,k)

  end function

  function run_merge_4 (i, j, k) result(res)

    integer(kind=4) :: i, j, k, res

    res = merge_bits(i,j,k)

  end function

  function run_merge_8 (i, j, k) result(res)

    integer(kind=8) :: i, j, k, res

    res = merge_bits(i,j,k)

  end function

end