Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/SpecializationGroupingTest.java @ 19227:6e495e8cc407
GraalCompiler.emitLowLevel: remove superfluous scopes.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Mon, 09 Feb 2015 15:24:15 +0100 |
parents | a665483c3881 |
children | 08aa0372dad4 |
line wrap: on
line source
/* * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.truffle.api.dsl.test; import org.junit.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.api.dsl.test.SpecializationGroupingTestFactory.TestElseConnectionBug1Factory; import com.oracle.truffle.api.dsl.test.SpecializationGroupingTestFactory.TestElseConnectionBug2Factory; import com.oracle.truffle.api.dsl.test.SpecializationGroupingTestFactory.TestGroupingFactory; import com.oracle.truffle.api.dsl.test.TypeSystemTest.SimpleTypes; import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode; import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.nodes.*; /** * Tests execution counts of guards. While we do not make guarantees for guard invocation except for * their execution order our implementation reduces the calls to guards as much as possible for the * generic case. */ public class SpecializationGroupingTest { @Test public void testGrouping() { MockAssumption a1 = new MockAssumption(true); MockAssumption a3 = new MockAssumption(true); TestRootNode<TestGrouping> root = TestHelper.createRoot(TestGroupingFactory.getInstance(), a1, a3); SimpleTypes.intCast = 0; SimpleTypes.intCheck = 0; TestGrouping.true1 = 0; TestGrouping.false1 = 0; TestGrouping.true2 = 0; TestGrouping.false2 = 0; TestGrouping.true3 = 0; Assert.assertEquals(42, TestHelper.executeWith(root, 21, 21)); Assert.assertEquals(4, TestGrouping.true1); Assert.assertEquals(0, TestGrouping.false1); Assert.assertEquals(4, TestGrouping.true2); Assert.assertEquals(5, TestGrouping.false2); Assert.assertEquals(5, TestGrouping.true3); Assert.assertEquals(10, SimpleTypes.intCheck); Assert.assertEquals(8, SimpleTypes.intCast); Assert.assertEquals(4, a1.checked); Assert.assertEquals(4, a3.checked); Assert.assertEquals(42, TestHelper.executeWith(root, 21, 21)); Assert.assertEquals(5, TestGrouping.true1); Assert.assertEquals(0, TestGrouping.false1); Assert.assertEquals(5, TestGrouping.true2); Assert.assertEquals(6, TestGrouping.false2); Assert.assertEquals(6, TestGrouping.true3); Assert.assertEquals(5, a1.checked); Assert.assertEquals(5, a3.checked); Assert.assertEquals(10, SimpleTypes.intCheck); Assert.assertEquals(8, SimpleTypes.intCast); } @SuppressWarnings("unused") @NodeChildren({@NodeChild, @NodeChild}) @NodeAssumptions({"a1", "a3"}) public abstract static class TestGrouping extends ValueNode { private static int true1; private static int false1; private static int true2; private static int false2; private static int true3; protected boolean true1(int value) { true1++; return true; } protected boolean false1(int value, int value2) { false1++; return false; } protected boolean true2(int value) { true2++; return true; } protected boolean false2(int value) { false2++; return false; } protected boolean true3(int value) { true3++; return true; } @Specialization public int fail(int value1, String value2) { throw new AssertionError(); } @Specialization(guards = {"true1", "true2", "!false2", "true3"}, assumptions = {"a1", "a3"}, rewriteOn = RuntimeException.class) public int throwRewrite(int value1, int value2) { throw new RuntimeException(); } @Specialization(guards = {"true1", "true2", "!false2", "true3"}, contains = "throwRewrite", assumptions = {"a1", "a3"}) public int success(int value1, int value2) { return value1 + value2; } @Specialization(guards = {"true1", "true2", "!false2", "!true3"}, assumptions = {"a1", "a3"}) public int fail5(int value1, int value2) { throw new AssertionError(); } @Specialization(guards = {"true1", "true2", "false2"}, assumptions = {"a1", "a3"}) public int fail4(int value1, int value2) { throw new AssertionError(); } @Specialization(guards = {"true1", "true2"}, assumptions = {"a1", "a3"}) public int fail2break(int value1, int value2) { throw new AssertionError(); } @Specialization(guards = {"true1", "false1"}) public int fail1(int value1, int value2) { throw new AssertionError(); } } @Test public void testElseConnectionBug1() { CallTarget target = TestHelper.createCallTarget(TestElseConnectionBug1Factory.create(new GenericInt())); Assert.assertEquals(42, target.call()); } @SuppressWarnings("unused") @NodeChild(value = "genericChild", type = GenericInt.class) public abstract static class TestElseConnectionBug1 extends ValueNode { @Specialization(rewriteOn = {SlowPathException.class}, guards = "isInitialized") public int do1(int value) throws SlowPathException { throw new SlowPathException(); } @Specialization(contains = "do1", guards = "isInitialized") public int do2(int value) { return value == 42 ? value : 0; } @Specialization(guards = "!isInitialized") public Object do3(int value) { throw new AssertionError(); } boolean isInitialized(int value) { return true; } } public static final class GenericInt extends ValueNode { @Override public Object execute(VirtualFrame frame) { return executeInt(frame); } @Override public int executeInt(VirtualFrame frame) { return 42; } } @Test public void testElseConnectionBug2() { TestHelper.assertRuns(TestElseConnectionBug2Factory.getInstance(), new Object[]{42}, new Object[]{42}); } @SuppressWarnings("unused") @NodeChild public abstract static class TestElseConnectionBug2 extends ValueNode { @Specialization(guards = "guard0") public int do1(int value) { throw new AssertionError(); } @Specialization(guards = "guard1") public int do2(int value) { throw new AssertionError(); } @Specialization(guards = "!guard0") public int do3(int value) { return value; } boolean guard0(int value) { return false; } boolean guard1(int value) { return false; } } private static class MockAssumption implements Assumption { int checked; private final boolean valid; public MockAssumption(boolean valid) { this.valid = valid; } public void check() throws InvalidAssumptionException { checked++; if (!valid) { throw new InvalidAssumptionException(); } } public boolean isValid() { checked++; return valid; } public void invalidate() { throw new UnsupportedOperationException(); } public String getName() { throw new UnsupportedOperationException(); } } }