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test_topi_sparse.py
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test_topi_sparse.py
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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
"""Test code for sparse operator"""
import numpy as np
import tvm
from tvm import te
import topi
import topi.testing
from topi.util import get_const_tuple
import tvm.contrib.sparse as tvmsp
from collections import namedtuple
import time
import scipy.sparse as sp
_sparse_dense_implement = {
"generic": (topi.nn.sparse_dense, topi.generic.schedule_sparse_dense),
"cuda": (topi.cuda.sparse_dense, topi.cuda.schedule_sparse_dense),
"x86": (topi.nn.sparse_dense, topi.x86.schedule_sparse_dense)
}
def verify_dynamic_csrmv(batch, in_dim, out_dim, use_bias=True):
nr, nc, n = te.var("nr"), te.var("nc"), te.var("n")
dtype = 'float32'
A = tvmsp.placeholder(shape=(nr, nc), nonzeros=n, dtype=dtype, name='A')
B = te.placeholder((in_dim, 1), name='B')
C = te.placeholder((nr,), name='C')
D = topi.sparse.csrmv(A, B, C if use_bias else None)
s = te.create_schedule(D.op)
dtype = A.dtype
# get the test data
def get_ref_data():
a_np = np.maximum(np.random.uniform(size=(batch, in_dim)).astype(dtype)-0.5, 0.)
b_np = np.random.uniform(size=(in_dim, 1)).astype(dtype)-0.5
c_np = np.random.uniform(size=(batch, )).astype(dtype)
if use_bias:
d_np = np.dot(a_np, b_np) + c_np.reshape((batch, 1))
else:
d_np = np.dot(a_np, b_np)
return (a_np, b_np, c_np, d_np)
a_np, b_np, c_np, d_np = get_ref_data()
def check_device(device):
ctx = tvm.context(device, 0)
if not ctx.exist:
print("Skip because %s is not enabled" % device)
return
print("Running on target: %s" % device)
a = tvmsp.array(a_np, ctx)
_nr, _nc, _n = a.shape[0], a.shape[1], a.data.shape[0]
assert a.shape[0] == a.indptr.shape[0]-1
b = tvm.nd.array(b_np, ctx)
c = tvm.nd.array(c_np, ctx)
d = tvm.nd.array(np.zeros((_nr, 1), dtype=dtype), ctx)
assert a.data.dtype == A.data.dtype
assert a.indices.dtype == A.indices.dtype
assert a.indptr.dtype == A.indptr.dtype
f = tvm.build(s, [nr, A.data, A.indices, A.indptr, B, C, D], device, name="csrmv")
f(_nr, a.data, a.indices, a.indptr, b, c, d)
tvm.testing.assert_allclose(d.asnumpy(), d_np, rtol=1e-4, atol=1e-4)
for device in ["llvm"]:
check_device(device)
def verify_dynamic_csrmm(batch, in_dim, out_dim, use_bias=True):
nr, nc, n = te.var("nr"), te.var("nc"), te.var("n")
dtype = 'float32'
A = tvmsp.placeholder(shape=(nr, nc), nonzeros=n, dtype=dtype, name='A')
B = te.placeholder((in_dim, out_dim), name='B')
C = te.placeholder((nr,), name='C')
D = topi.sparse.csrmm(A, B, C if use_bias else None)
s = te.create_schedule(D.op)
dtype = A.dtype
# get the test data
def get_ref_data():
a_np = np.maximum(np.random.uniform(size=(batch, in_dim)).astype(dtype)-0.5, 0.)
b_np = np.random.uniform(size=(in_dim, out_dim)).astype(dtype)-0.5
c_np = np.random.uniform(size=(batch, )).astype(dtype)
if use_bias:
d_np = np.dot(a_np, b_np) + c_np.reshape((batch, 1))
else:
d_np = np.dot(a_np, b_np)
return (a_np, b_np, c_np, d_np)
a_np, b_np, c_np, d_np = get_ref_data()
def check_device(device):
ctx = tvm.context(device, 0)
if not ctx.exist:
print("Skip because %s is not enabled" % device)
return
print("Running on target: %s" % device)
a = tvmsp.array(a_np, ctx)
_nr, _nc, _n = a.shape[0], a.shape[1], a.data.shape[0]
assert a.shape[0] == a.indptr.shape[0]-1
b = tvm.nd.array(b_np, ctx)
c = tvm.nd.array(c_np, ctx)
d = tvm.nd.array(np.zeros((_nr, out_dim), dtype=dtype), ctx)
f = tvm.build(s, [nr, A.data, A.indices, A.indptr, B, C, D], device, name="csrmm")
f(_nr, a.data, a.indices, a.indptr, b, c, d)
tvm.testing.assert_allclose(d.asnumpy(), d_np, rtol=1e-2, atol=1e-2)
for device in ["llvm"]:
check_device(device)
def verify_dense_si(batch, in_dim, out_dim, use_bias=True, dtype='float32'):
nonzeros = te.var('nonzeros')
A = tvmsp.placeholder(shape=(batch, in_dim), nonzeros=nonzeros, dtype=dtype, name='A')
B = te.placeholder((out_dim, in_dim), dtype=dtype, name='B')
C = te.placeholder((out_dim,), dtype=dtype, name='C')
D = topi.sparse.dense(A, B, C if use_bias else None)
s = te.create_schedule(D.op)
# get the test data
def get_ref_data():
mag = 10.
a_np = np.maximum(mag*(np.random.uniform(size=(batch, in_dim)).astype('float32')-0.5), 0.).astype(dtype)
b_np = (mag*(np.random.uniform(size=(out_dim, in_dim)).astype('float32')-.5)).astype(dtype)
c_np = (mag*(np.random.uniform(size=(out_dim,)).astype('float32')-.5)).astype(dtype)
if use_bias:
d_np = np.dot(a_np, b_np.T) + c_np
else:
d_np = np.dot(a_np, b_np.T)
return (a_np, b_np, c_np, d_np)
a_np, b_np, c_np, d_np = get_ref_data()
def check_device(device):
ctx = tvm.context(device, 0)
if not ctx.exist:
print("Skip because %s is not enabled" % device)
return
print("Running on target: %s" % device)
a = tvmsp.array(a_np, ctx)
b = tvm.nd.array(b_np, ctx)
c = tvm.nd.array(c_np, ctx)
d = tvm.nd.array(np.zeros(get_const_tuple(D.shape), dtype=dtype), ctx)
f = tvm.build(s, [A.data, A.indices, A.indptr, B, C, D], device, name="dense")
f(a.data, a.indices, a.indptr, b, c, d)
tvm.testing.assert_allclose(d.asnumpy(), d_np, rtol=1e-4, atol=1e-4)
check_device('llvm')
def verify_dense_sw(batch, in_dim, out_dim, use_bias=True, dtype='float32'):
nonzeros = te.var('nonzeros')
A = te.placeholder((batch, in_dim), dtype=dtype, name='A')
B = tvmsp.placeholder(shape=(out_dim, in_dim), nonzeros=nonzeros, dtype=dtype, name='B')
C = te.placeholder((out_dim,), dtype=dtype, name='C')
D = topi.sparse.dense(A, B, C if use_bias else None)
s = te.create_schedule(D.op)
# get the test data
def get_ref_data():
mag = 10.
a_np = (mag*(np.random.uniform(size=(batch, in_dim)).astype('float32')-.5)).astype(dtype)
b_np = np.maximum(mag*(np.random.uniform(size=(out_dim, in_dim)).astype('float32')-0.5), 0.).astype(dtype)
c_np = (mag*(np.random.uniform(size=(out_dim,)).astype('float32')-.5)).astype(dtype)
if use_bias:
d_np = np.dot(a_np, b_np.T) + c_np
else:
d_np = np.dot(a_np, b_np.T)
return (a_np, b_np, c_np, d_np)
a_np, b_np, c_np, d_np = get_ref_data()
def check_device(device):
ctx = tvm.context(device, 0)
if not ctx.exist:
print("Skip because %s is not enabled" % device)
return
print("Running on target: %s" % device)
a = tvm.nd.array(a_np, ctx)
b = tvmsp.array(b_np, ctx)
c = tvm.nd.array(c_np, ctx)
d = tvm.nd.array(np.zeros(get_const_tuple(D.shape), dtype=dtype), ctx)
f = tvm.build(s, [A, B.data, B.indices, B.indptr, C, D], device, name="dense")
f(a, b.data, b.indices, b.indptr, c, d)
tvm.testing.assert_allclose(d.asnumpy(), d_np, rtol=1e-4, atol=1e-4)
check_device('llvm')
def test_csrmv():
verify_dynamic_csrmv(batch=5, in_dim=7, out_dim=1, use_bias=False)
verify_dynamic_csrmv(batch=5, in_dim=7, out_dim=1, use_bias=True)
def test_csrmm():
M, K, N = 5, 7, 2
verify_dynamic_csrmm(batch=M, in_dim=K, out_dim=N, use_bias=False)
verify_dynamic_csrmm(batch=M, in_dim=K, out_dim=N, use_bias=True)
def test_dense_si():
M, K, N = 3, 5, 2
verify_dense_si(batch=M, in_dim=K, out_dim=N, use_bias=False, dtype='float32')
verify_dense_si(batch=M, in_dim=K, out_dim=N, use_bias=True, dtype='float32')
verify_dense_si(batch=M, in_dim=K, out_dim=N, use_bias=False, dtype='int32')
verify_dense_si(batch=M, in_dim=K, out_dim=N, use_bias=True, dtype='int32')
verify_dense_si(batch=M, in_dim=K, out_dim=N, use_bias=False, dtype='int16')
verify_dense_si(batch=M, in_dim=K, out_dim=N, use_bias=True, dtype='int16')
def test_dense_sw():
M, K, N = 3, 5, 2
verify_dense_sw(batch=M, in_dim=K, out_dim=N, use_bias=False, dtype='float32')
verify_dense_sw(batch=M, in_dim=K, out_dim=N, use_bias=True, dtype='float32')
verify_dense_sw(batch=M, in_dim=K, out_dim=N, use_bias=False, dtype='int32')
verify_dense_sw(batch=M, in_dim=K, out_dim=N, use_bias=True, dtype='int32')
verify_dense_sw(batch=M, in_dim=K, out_dim=N, use_bias=False, dtype='int16')
verify_dense_sw(batch=M, in_dim=K, out_dim=N, use_bias=True, dtype='int16')
def test_dense():
test_dense_si()
test_dense_sw()
def test_sparse_dense_csr():
M, N, K, density = 1, 17, 47, 0.2
X_np = np.random.randn(M, K).astype("float32")
W_sp_np = sp.random(N, K, density=density, format='csr', dtype="float32")
W_np = W_sp_np.todense()
Y_np = X_np.dot(W_np.T)
W_data = te.placeholder(shape=W_sp_np.data.shape, dtype=str(W_sp_np.data.dtype))
W_indices = te.placeholder(shape=W_sp_np.indices.shape, dtype=str(W_sp_np.indices.dtype))
W_indptr = te.placeholder(shape=W_sp_np.indptr.shape, dtype=str(W_sp_np.indptr.dtype))
X = te.placeholder(shape=X_np.shape, dtype=str(X_np.dtype))
Y = topi.nn.sparse_dense(X, W_data, W_indices, W_indptr)
s = te.create_schedule(Y.op)
func = tvm.build(s, [X, W_data, W_indices, W_indptr, Y])
Y_tvm = tvm.nd.array(np.zeros(Y_np.shape, dtype=Y_np.dtype))
func(tvm.nd.array(X_np), tvm.nd.array(W_sp_np.data), tvm.nd.array(W_sp_np.indices), tvm.nd.array(W_sp_np.indptr), Y_tvm)
tvm.testing.assert_allclose(Y_tvm.asnumpy(), Y_np, atol=1e-4, rtol=1e-4)
def test_sparse_transpose_csr():
N, density = 1023, 0.3
X_sp = sp.random(N, N, density=density, format='csr', dtype='float32')
X_sp_T = X_sp.transpose()
X_np_T = X_sp_T.todense()
X_data = te.placeholder(shape=X_sp.data.shape, dtype=str(X_sp.data.dtype))
X_indices = te.placeholder(shape=X_sp.indices.shape, dtype=str(X_sp.indices.dtype))
X_indptr = te.placeholder(shape=X_sp.indptr.shape, dtype=str(X_sp.indptr.dtype))
X_T_data, X_T_indices, X_T_indptr = topi.nn.sparse_transpose(X_data, X_indices, X_indptr)
s = te.create_schedule([X_T_data.op, X_T_indices.op, X_T_indptr.op])
func = tvm.build(s, [X_data, X_indices, X_indptr, X_T_data, X_T_indices, X_T_indptr])
X_T_data_tvm = tvm.nd.array(np.zeros(X_sp_T.data.shape, dtype=X_sp_T.data.dtype))
X_T_indices_tvm = tvm.nd.array(np.zeros(X_sp_T.indices.shape, dtype=X_sp_T.indices.dtype))
X_T_indptr_tvm = tvm.nd.array(np.zeros(X_sp_T.indptr.shape, dtype=X_sp_T.indptr.dtype))
func(tvm.nd.array(X_sp.data), tvm.nd.array(X_sp.indices), tvm.nd.array(X_sp.indptr),
X_T_data_tvm, X_T_indices_tvm, X_T_indptr_tvm)
X_T_out = sp.csr_matrix((X_T_data_tvm.asnumpy(), X_T_indices_tvm.asnumpy(), X_T_indptr_tvm.asnumpy()), shape=(N,N)).todense()
tvm.testing.assert_allclose(X_np_T, X_T_out, atol=1e-4, rtol=1e-4)
def random_bsr_matrix(M, N, BS_R, BS_C, density, dtype):
import itertools
Y = np.zeros((M, N), dtype=dtype)
assert M % BS_R == 0
assert N % BS_C == 0
nnz = int(density * M * N)
num_blocks = int(nnz / (BS_R * BS_C)) + 1
candidate_blocks = np.asarray(list(itertools.product(range(0, M, BS_R), range(0, N, BS_C))))
assert candidate_blocks.shape[0] == M // BS_R * N // BS_C
chosen_blocks = candidate_blocks[np.random.choice(candidate_blocks.shape[0], size=num_blocks, replace=False)]
for i in range(len(chosen_blocks)):
r, c = chosen_blocks[i]
Y[r:r + BS_R, c:c + BS_C] = np.random.randn(BS_R, BS_C)
s = sp.bsr_matrix(Y, blocksize=(BS_R, BS_C))
assert s.data.shape == (num_blocks, BS_R, BS_C)
assert s.indices.shape == (num_blocks, )
assert s.indptr.shape == (M // BS_R + 1, )
return s
def test_sparse_dense_bsr():
M, N, K, BS_R, BS_C, density = 1, 64, 128, 8, 16, 0.9
X_np = np.random.randn(M, K).astype("float32")
W_sp_np = random_bsr_matrix(N, K, BS_R, BS_C, density=density, dtype="float32")
W_np = W_sp_np.todense()
Y_np = X_np.dot(W_np.T)
W_data = te.placeholder(shape=W_sp_np.data.shape, dtype=str(W_sp_np.data.dtype))
W_indices = te.placeholder(shape=W_sp_np.indices.shape, dtype=str(W_sp_np.indices.dtype))
W_indptr = te.placeholder(shape=W_sp_np.indptr.shape, dtype=str(W_sp_np.indptr.dtype))
X = te.placeholder(shape=X_np.shape, dtype=str(X_np.dtype))
def check_device(device):
ctx = tvm.context(device, 0)
if not ctx.exist:
print("Skip because %s is not enabled" % device)
return
print("Running on target: %s" % device)
fcompute, fschedule = topi.testing.dispatch(device, _sparse_dense_implement)
with tvm.target.create(device):
Y = fcompute(X, W_data, W_indices, W_indptr)
s = fschedule([Y])
func = tvm.build(s, [X, W_data, W_indices, W_indptr, Y])
Y_tvm = tvm.nd.array(np.zeros(Y_np.shape, dtype=Y_np.dtype), ctx=ctx)
func(tvm.nd.array(X_np, ctx=ctx),
tvm.nd.array(W_sp_np.data, ctx=ctx),
tvm.nd.array(W_sp_np.indices, ctx=ctx),
tvm.nd.array(W_sp_np.indptr, ctx=ctx),
Y_tvm)
tvm.testing.assert_allclose(Y_tvm.asnumpy(), Y_np, atol=1e-4, rtol=1e-4)
for device in ['llvm', 'cuda']:
check_device(device)
def test_sparse_dense_bsr_randomized():
for _ in range(20):
BS_R = np.random.randint(1, 16)
BS_C = np.random.randint(1, 16)
M = np.random.randint(1, 32)
N = int(np.random.randint(1, 16) * BS_R)
K = int(np.random.randint(1, 16) * BS_C)
density = np.clip(np.random.random(), 0.1, 0.9)
X_np = np.random.randn(M, K).astype("float32")
W_sp_np = random_bsr_matrix(N, K, BS_R, BS_C, density=density, dtype="float32")
W_np = W_sp_np.todense()
Y_np = np.array(X_np.dot(W_np.T))
W_data = te.placeholder(shape=W_sp_np.data.shape, dtype=str(W_sp_np.data.dtype))
W_indices = te.placeholder(shape=W_sp_np.indices.shape, dtype=str(W_sp_np.indices.dtype))
W_indptr = te.placeholder(shape=W_sp_np.indptr.shape, dtype=str(W_sp_np.indptr.dtype))
X = te.placeholder(shape=X_np.shape, dtype=str(X_np.dtype))
def check_device(device):
ctx = tvm.context(device, 0)
if not ctx.exist:
print("Skip because %s is not enabled" % device)
return
print("Running on target: %s" % device)
fcompute, fschedule = topi.testing.dispatch(device, _sparse_dense_implement)
with tvm.target.create(device):
Y = fcompute(X, W_data, W_indices, W_indptr)
s = fschedule([Y])
func = tvm.build(s, [X, W_data, W_indices, W_indptr, Y])
Y_tvm = tvm.nd.array(np.zeros(Y_np.shape, dtype=Y_np.dtype), ctx=ctx)
func(tvm.nd.array(X_np, ctx=ctx),
tvm.nd.array(W_sp_np.data, ctx=ctx),
tvm.nd.array(W_sp_np.indices, ctx=ctx),
tvm.nd.array(W_sp_np.indptr, ctx=ctx),
Y_tvm)
tvm.testing.assert_allclose(Y_tvm.asnumpy(), Y_np, atol=1e-5, rtol=1e-5)
for device in ['llvm', 'cuda']:
check_device(device)
def test_sparse_dense():
test_sparse_dense_csr()
test_sparse_dense_bsr()
test_sparse_dense_bsr_randomized()
if __name__ == "__main__":
test_csrmv()
test_csrmm()
test_dense()
test_sparse_dense()
test_sparse_transpose_csr()