# 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. import tvm from tvm import te import numpy as np def test_local_gemm(): if not tvm.runtime.enabled("opengl"): return if not tvm.runtime.enabled("llvm"): return nn = 1024 n = te.var('n') n = tvm.runtime.convert(nn) m = n l = n A = te.placeholder((n, l), name='A', dtype='int32') B = te.placeholder((m, l), name='B', dtype='int32') k = te.reduce_axis((0, l), name='k') C = te.compute((n, m), lambda ii, jj: te.sum(A[ii, k] * B[jj, k], axis=k), name='CC') s = te.create_schedule(C.op) s[C].opengl() print(tvm.lower(s, [A, B, C], simple_mode=True)) f = tvm.build(s, [A, B, C], "opengl", name="gemm") print("------opengl code------") print(f.imported_modules[0].get_source(fmt="gl")) ctx = tvm.opengl() n, m, l = nn, nn, nn a_np = np.random.uniform(low=0, high=10, size=(n, l)).astype(A.dtype) b_np = np.random.uniform(low=0, high=10, size=(m, l)).astype(B.dtype) a = tvm.nd.array(a_np, ctx) b = tvm.nd.array(b_np, ctx) c = tvm.nd.array(np.zeros((n, m), dtype=C.dtype), ctx) f(a, b, c) tvm.testing.assert_allclose(c.asnumpy(), np.dot(a_np, b_np.T)) if __name__ == "__main__": test_local_gemm()