def test_barrier_counter_barriers():
knl = lp.make_kernel(
"[n,m,l] -> {[i,k,j]: 0<=i<50 and 1<=k<98 and 0<=j<10}",
[
"""
c[i,j,k] = 2*a[i,j,k] {id=first}
e[i,j,k] = c[i,j,k+1]+c[i,j,k-1] {dep=first}
"""
], [
lp.TemporaryVariable("c", lp.auto, shape=(50, 10, 99)),
"..."
],
name="weird2",
)
knl = lp.add_and_infer_dtypes(knl, dict(a=np.int32))
knl = lp.split_iname(knl, "k", 128, outer_tag="g.0", inner_tag="l.0")
poly = lp.get_synchronization_poly(knl)
print(poly)
n = 512
m = 256
l = 128
params = {'n': n, 'm': m, 'l': l}
barrier_count = poly["barrier_local"].eval_with_dict(params)
assert barrier_count == 50*10*2
def test_all_counters_parallel_matmul():
knl = lp.make_kernel(
"{[i,k,j]: 0<=i<n and 0<=k<m and 0<=j<l}",
[
"c[i, j] = sum(k, a[i, k]*b[k, j])"
],
name="matmul", assumptions="n,m,l >= 1")
knl = lp.add_and_infer_dtypes(knl, dict(a=np.float32, b=np.float32))
knl = lp.split_iname(knl, "i", 16, outer_tag="g.0", inner_tag="l.1")
knl = lp.split_iname(knl, "j", 16, outer_tag="g.1", inner_tag="l.0")
n = 512
m = 256
l = 128
params = {'n': n, 'm': m, 'l': l}
sync_poly = lp.get_synchronization_poly(knl)
assert len(sync_poly) == 1
assert sync_poly["kernel_launch"].eval_with_dict(params) == 1
op_map = lp.get_op_poly(knl)
f32mul = op_map[
(np.dtype(np.float32), 'mul')
].eval_with_dict(params)
f32add = op_map[
(np.dtype(np.float32), 'add')
].eval_with_dict(params)
i32ops = op_map[
(np.dtype(np.int32), 'add')
].eval_with_dict(params)
i32ops += op_map[
(np.dtype(np.int32), 'mul')
].eval_with_dict(params)
assert f32mul+f32add == n*m*l*2
assert i32ops == n*m*l*4 + l*n*4
subscript_map = lp.get_gmem_access_poly(knl)
f32uncoal = subscript_map[
(np.dtype(np.float32), 'nonconsecutive', 'load')
].eval_with_dict(params)
f32coal = subscript_map[
(np.dtype(np.float32), 'consecutive', 'load')
].eval_with_dict(params)
assert f32uncoal == n*m*l
assert f32coal == n*m*l
f32coal = subscript_map[
(np.dtype(np.float32), 'consecutive', 'store')
].eval_with_dict(params)
assert f32coal == n*l
def test_all_counters_parallel_matmul():
knl = lp.make_kernel("{[i,k,j]: 0<=i<n and 0<=k<m and 0<=j<l}",
["c[i, j] = sum(k, a[i, k]*b[k, j])"],
name="matmul",
assumptions="n,m,l >= 1")
knl = lp.add_and_infer_dtypes(knl, dict(a=np.float32, b=np.float32))
knl = lp.split_iname(knl, "i", 16, outer_tag="g.0", inner_tag="l.1")
knl = lp.split_iname(knl, "j", 16, outer_tag="g.1", inner_tag="l.0")
n = 512
m = 256
l = 128
params = {'n': n, 'm': m, 'l': l}
sync_poly = lp.get_synchronization_poly(knl)
assert len(sync_poly) == 1
assert sync_poly["kernel_launch"].eval_with_dict(params) == 1
op_map = lp.get_op_poly(knl)
f32mul = op_map[(np.dtype(np.float32), 'mul')].eval_with_dict(params)
f32add = op_map[(np.dtype(np.float32), 'add')].eval_with_dict(params)
i32ops = op_map[(np.dtype(np.int32), 'add')].eval_with_dict(params)
i32ops += op_map[(np.dtype(np.int32), 'mul')].eval_with_dict(params)
assert f32mul + f32add == n * m * l * 2
assert i32ops == n * m * l * 4 + l * n * 4
subscript_map = lp.get_gmem_access_poly(knl)
f32uncoal = subscript_map[(np.dtype(np.float32), 'nonconsecutive',
'load')].eval_with_dict(params)
f32coal = subscript_map[(np.dtype(np.float32), 'consecutive',
'load')].eval_with_dict(params)
assert f32uncoal == n * m * l
assert f32coal == n * m * l
f32coal = subscript_map[(np.dtype(np.float32), 'consecutive',
'store')].eval_with_dict(params)
assert f32coal == n * l
def test_barrier_counter_nobarriers():
knl = lp.make_kernel("[n,m,l] -> {[i,k,j]: 0<=i<n and 0<=k<m and 0<=j<l}",
[
"""
c[i, j, k] = a[i,j,k]*b[i,j,k]/3.0+a[i,j,k]
e[i, k] = g[i,k]*h[i,k+1]
"""
],
name="basic",
assumptions="n,m,l >= 1")
knl = lp.add_and_infer_dtypes(
knl, dict(a=np.float32, b=np.float32, g=np.float64, h=np.float64))
sync_poly = lp.get_synchronization_poly(knl)
n = 512
m = 256
l = 128
params = {'n': n, 'm': m, 'l': l}
assert len(sync_poly) == 1
assert sync_poly["kernel_launch"].eval_with_dict(params) == 1
def test_barrier_counter_nobarriers():
knl = lp.make_kernel(
"[n,m,l] -> {[i,k,j]: 0<=i<n and 0<=k<m and 0<=j<l}",
[
"""
c[i, j, k] = a[i,j,k]*b[i,j,k]/3.0+a[i,j,k]
e[i, k] = g[i,k]*h[i,k+1]
"""
],
name="basic", assumptions="n,m,l >= 1")
knl = lp.add_and_infer_dtypes(knl,
dict(a=np.float32, b=np.float32, g=np.float64, h=np.float64))
sync_poly = lp.get_synchronization_poly(knl)
n = 512
m = 256
l = 128
params = {'n': n, 'm': m, 'l': l}
assert len(sync_poly) == 1
assert sync_poly["kernel_launch"].eval_with_dict(params) == 1
def test_barrier_counter_barriers():
knl = lp.make_kernel(
"[n,m,l] -> {[i,k,j]: 0<=i<50 and 1<=k<98 and 0<=j<10}",
[
"""
c[i,j,k] = 2*a[i,j,k] {id=first}
e[i,j,k] = c[i,j,k+1]+c[i,j,k-1] {dep=first}
"""
],
[lp.TemporaryVariable("c", lp.auto, shape=(50, 10, 99)), "..."],
name="weird2",
)
knl = lp.add_and_infer_dtypes(knl, dict(a=np.int32))
knl = lp.split_iname(knl, "k", 128, outer_tag="g.0", inner_tag="l.0")
poly = lp.get_synchronization_poly(knl)
print(poly)
n = 512
m = 256
l = 128
params = {'n': n, 'm': m, 'l': l}
barrier_count = poly["barrier_local"].eval_with_dict(params)
assert barrier_count == 50 * 10 * 2
