message: add test with blocksize 64 on amd
diff: @@ -303,6 +303,19 @@ TEST_F(Jacobi, HipPreconditionerEquivalentToRefWithBlockSize32)
  }
  +#if GINKGO_HIP_PLATFORM_HCC
  +TEST_F(Jacobi, HipPreconditionerEquivalentToRefWithBlockSize64)
  +{
  + initialize_data({0, 64, 128, 192, 256}, {}, {}, 64, 100, 110);
  +
  + auto bj = bj_factory->generate(mtx);
  + auto d_bj = d_bj_factory->generate(mtx);
  +
  + GKO_ASSERT_MTX_NEAR(gko::as<Bj>(d_bj.get()), gko::as<Bj>(bj.get()), 1e-13);
  +}
  +#endif
  +
  +
  TEST_F(Jacobi, HipPreconditionerEquivalentToRefWithDifferentBlockSize)
  {
  initialize_data({0, 11, 24, 33, 45, 55, 67, 70, 80, 92, 100}, {}, {}, 32,
  @@ -340,6 +353,21 @@ TEST_F(Jacobi, HipApplyEquivalentToRefWithBlockSize32)
  }
  +#if GINKGO_HIP_PLATFORM_HCC
  +TEST_F(Jacobi, HipApplyEquivalentToRefWithBlockSize64)
  +{
  + initialize_data({0, 64, 128, 192, 256}, {}, {}, 64, 100, 111);
  + auto bj = bj_factory->generate(mtx);
  + auto d_bj = d_bj_factory->generate(mtx);
  +
  + bj->apply(b.get(), x.get());
  + d_bj->apply(d_b.get(), d_x.get());
  +
  + GKO_ASSERT_MTX_NEAR(d_x, x, 1e-12);
  +}
  +#endif
  +
  +
  TEST_F(Jacobi, HipApplyEquivalentToRefWithDifferentBlockSize)
  {
  initialize_data({0, 11, 24, 33, 45, 55, 67, 70, 80, 92, 100}, {}, {}, 32,
  