d4d8dc8db9
This is being integrated from an experimental side repository piece by piece over the course of several patches and will ultimately include full build support, documentation and e2e tests. -- PiperOrigin-RevId: 248259895
108 lines
3.5 KiB
C++
108 lines
3.5 KiB
C++
//===- RulesTest.cpp - Rules unit tests -----------------------------------===//
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//
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// Copyright 2019 The MLIR Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// =============================================================================
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#include "mlir/Quantizer/Support/Rules.h"
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#include "llvm/Support/raw_ostream.h"
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#include "gtest/gtest.h"
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using namespace mlir;
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using namespace mlir::quantizer;
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namespace {
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using TestDiscreteFact = DiscreteFact<int>;
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TEST(ExpandingMinMaxReducer, Basic) {
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ExpandingMinMaxFact f;
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EXPECT_FALSE(f.hasValue());
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// First assertion always modifies.
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EXPECT_TRUE(modified(f.assertValue(0, {-1.0, 1.0})));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-1.0, 1.0), f.getValue());
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EXPECT_EQ(0, f.getSalience());
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// Assertion in the same band expands.
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EXPECT_TRUE(modified(f.assertValue(0, {-0.5, 2.0})));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-1.0, 2.0), f.getValue());
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EXPECT_EQ(0, f.getSalience());
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EXPECT_TRUE(modified(f.assertValue(0, {-2.0, 0.5})));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-2.0, 2.0), f.getValue());
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EXPECT_EQ(0, f.getSalience());
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// Same band smaller bound does not modify.
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EXPECT_FALSE(modified(f.assertValue(0, {-0.5, 0.5})));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-2.0, 2.0), f.getValue());
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EXPECT_EQ(0, f.getSalience());
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// Higher salience overrides.
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EXPECT_TRUE(modified(f.assertValue(10, {-0.2, 0.2})));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-0.2, 0.2), f.getValue());
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EXPECT_EQ(10, f.getSalience());
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// Lower salience no-ops.
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EXPECT_FALSE(modified(f.assertValue(5, {-2.0, 2.0})));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-0.2, 0.2), f.getValue());
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EXPECT_EQ(10, f.getSalience());
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// Merge from a fact without a value no-ops.
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ExpandingMinMaxFact f1;
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EXPECT_FALSE(modified(f.mergeFrom(f1)));
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EXPECT_TRUE(f.hasValue());
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EXPECT_EQ(std::make_pair(-0.2, 0.2), f.getValue());
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EXPECT_EQ(10, f.getSalience());
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// Merge from a fact with a value merges.
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EXPECT_TRUE(modified(f1.mergeFrom(f)));
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EXPECT_TRUE(f1.hasValue());
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EXPECT_EQ(std::make_pair(-0.2, 0.2), f1.getValue());
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EXPECT_EQ(10, f1.getSalience());
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}
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TEST(TestDiscreteFact, Basic) {
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TestDiscreteFact f;
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EXPECT_FALSE(f.hasValue());
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// Initial value.
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EXPECT_TRUE(modified(f.assertValue(0, {2})));
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EXPECT_FALSE(modified(f.assertValue(0, {2})));
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EXPECT_EQ(2, f.getValue().value);
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EXPECT_FALSE(f.getValue().conflict);
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// Conflicting update.
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EXPECT_TRUE(modified(f.assertValue(0, {4})));
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EXPECT_EQ(2, f.getValue().value); // Arbitrary but known to be first wins.
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EXPECT_TRUE(f.getValue().conflict);
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// Further update still conflicts.
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EXPECT_FALSE(modified(f.assertValue(0, {4})));
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EXPECT_EQ(2, f.getValue().value); // Arbitrary but known to be first wins.
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EXPECT_TRUE(f.getValue().conflict);
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// Different salience update does not conflict.
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EXPECT_TRUE(modified(f.assertValue(1, {6})));
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EXPECT_EQ(6, f.getValue().value);
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EXPECT_FALSE(f.getValue().conflict);
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}
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} // end anonymous namespace
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