/* * 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. */ #include <dmlc/logging.h> #include <gtest/gtest.h> #include <tvm/ir_pass.h> #include <tvm/tvm.h> #include <arithmetic/Simplify.h> TEST(IRSIMPLIFY, Basic) { using namespace HalideIR::Internal; simplify_test(); } TEST(IRSIMPLIFY, MinMax) { auto x = tvm::var("x"); auto e1 = (tvm::max(x, 1) - tvm::max(x, 1)) ; auto e1s = tvm::ir::CanonicalSimplify(e1); CHECK(is_zero(e1s)); auto e2 = (x * tvm::min(x, 1)) - (x * tvm::min(x, 1)); auto e2s = tvm::ir::CanonicalSimplify(e2); CHECK(is_zero(e2s)); } TEST(IRSIMPLIFY, Mul) { auto x = tvm::var("x"); auto e = (x * x) - (x * x) ; auto es = tvm::ir::CanonicalSimplify(e); CHECK(is_zero(es)); } TEST(IRSIMPLIFY, Mod) { auto x = tvm::Integer(10); auto y = tvm::Integer(12); // Mod::make is used instead of % to avoid constant folding during // calling operator%(x,y). Mod::make doesn't try constant folding, // and therefore, the constant folding will be attempted in CanonicalSimplify auto mod = tvm::ir::CanonicalSimplify(tvm::ir::Mod::make(x, y)); auto es = tvm::ir::CanonicalSimplify(mod - x); CHECK(is_zero(es)); } int main(int argc, char ** argv) { testing::InitGoogleTest(&argc, argv); testing::FLAGS_gtest_death_test_style = "threadsafe"; return RUN_ALL_TESTS(); }