Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/SpecializationFallthroughTest.java @ 19476:bd2dd97f2bdb
Truffle: fix CompilerDirectives.materialize invocation plugin
author | Andreas Woess <andreas.woess@oracle.com> |
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date | Wed, 18 Feb 2015 16:55:20 +0100 |
parents | 08aa0372dad4 |
children |
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/* * 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 static com.oracle.truffle.api.dsl.test.TestHelper.*; import org.junit.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.api.dsl.test.SpecializationFallthroughTestFactory.FallthroughTest0Factory; import com.oracle.truffle.api.dsl.test.SpecializationFallthroughTestFactory.FallthroughTest1Factory; import com.oracle.truffle.api.dsl.test.SpecializationFallthroughTestFactory.FallthroughTest2Factory; import com.oracle.truffle.api.dsl.test.SpecializationFallthroughTestFactory.FallthroughTest3Factory; import com.oracle.truffle.api.dsl.test.SpecializationFallthroughTestFactory.FallthroughTest4Factory; import com.oracle.truffle.api.dsl.test.SpecializationFallthroughTestFactory.FallthroughTest5Factory; import com.oracle.truffle.api.dsl.test.TestHelper.ExecutionListener; import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode; import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; public class SpecializationFallthroughTest { @Test public void testFallthrough0() { assertRuns(FallthroughTest0Factory.getInstance(), // array(0, 0, 1, 2), // array(0, 0, 1, 2), // new ExecutionListener() { public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) { if (!last) { return; } if (FallthroughTest0.fallthroughCount > 1) { Assert.fail("The fallthrough case must never be triggered twice. Therfore count must be <= 1, but is not."); } } }); } @NodeChildren({@NodeChild("a")}) static class FallthroughTest0 extends ValueNode { static int fallthroughCount = 0; public FallthroughTest0() { fallthroughCount = 0; } @Specialization(rewriteOn = ArithmeticException.class) int do1(int a) throws ArithmeticException { if (a == 0) { fallthroughCount++; throw new ArithmeticException(); } return a; } @Fallback Object doFallback(Object a) { return a; } } /* * Tests that the fall through is never triggered twice for monomorphic cases. */ @Test public void testFallthrough1() { assertRuns(FallthroughTest1Factory.getInstance(), // array(0, 0, 0, 1, 2), // array(0, 0, 0, 1, 2), // new ExecutionListener() { public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) { if (!last) { return; } if (FallthroughTest1.fallthroughCount > 1) { Assert.fail("The fallthrough case must never be triggered twice. Therfore count must be <= 1, but is not."); } } }); } /* TODO assert falltrough do1 before do2 */ @NodeChildren({@NodeChild("a")}) static class FallthroughTest1 extends ValueNode { static int fallthroughCount; public FallthroughTest1() { fallthroughCount = 0; } @Specialization(rewriteOn = ArithmeticException.class) int do1(int a) throws ArithmeticException { if (a == 0) { fallthroughCount++; throw new ArithmeticException(); } return a; } @Specialization int do2(int a) { return a; } } /* * Tests that the fall through is never triggered twice with two falltrhoughs in one operation. */ @Test public void testFallthrough2() { assertRuns(FallthroughTest2Factory.getInstance(), // array(0, 0, 1, 1, 2, 2), // array(0, 0, 1, 1, 2, 2), // new ExecutionListener() { public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) { if (!last) { return; } if (FallthroughTest2.fallthrough1 > 1) { Assert.fail(); } if (FallthroughTest2.fallthrough2 > 1) { Assert.fail(); } FallthroughTest2.fallthrough1 = 0; FallthroughTest2.fallthrough2 = 0; } }); } @NodeChildren({@NodeChild("a")}) static class FallthroughTest2 extends ValueNode { static int fallthrough1; static int fallthrough2; @Specialization(order = 1, rewriteOn = ArithmeticException.class) int do1(int a) throws ArithmeticException { if (a == 0) { fallthrough1++; throw new ArithmeticException(); } return a; } @Specialization(order = 2, rewriteOn = ArithmeticException.class) int do2(int a) throws ArithmeticException { if (a == 1) { fallthrough2++; throw new ArithmeticException(); } return a; } @Specialization int do3(int a) { return a; } } /* * Tests that the fall through is never triggered twice. In this case mixed fallthrough with * normal specializations. */ @Test public void testFallthrough3() { assertRuns(FallthroughTest3Factory.getInstance(), // array(0, 0, 1, 1, 2, 2), // array(0, 0, 1, 1, 2, 2), // new ExecutionListener() { public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) { if (!last) { return; } if (FallthroughTest3.fallthrough1 > 1) { Assert.fail(String.valueOf(FallthroughTest3.fallthrough1)); } FallthroughTest3.fallthrough1 = 0; } }); } @NodeChildren({@NodeChild("a")}) static class FallthroughTest3 extends ValueNode { static int fallthrough1; boolean guard0(int a) { return a == 1; } @Specialization(guards = "guard0(a)") int do2(int a) { return a; } @Specialization(rewriteOn = ArithmeticException.class) int do1(int a) throws ArithmeticException { if (a == 0) { fallthrough1++; throw new ArithmeticException(); } return a; } @Specialization int do3(int a) { return a; } } @Test public void testFallthrough4() { assertRuns(FallthroughTest4Factory.getInstance(), // array(0, 0, 1, 1, 2, 2), // array(0, 0, 1, 1, 2, 2), // new ExecutionListener() { public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) { if (!last) { return; } if (FallthroughTest4.fallthrough1 > 1) { Assert.fail(String.valueOf(FallthroughTest4.fallthrough1)); } if (FallthroughTest4.fallthrough2 > 1) { Assert.fail(String.valueOf(FallthroughTest4.fallthrough1)); } FallthroughTest4.fallthrough1 = 0; FallthroughTest4.fallthrough2 = 0; } }); } @NodeChildren({@NodeChild("a")}) static class FallthroughTest4 extends ValueNode { static int fallthrough1; static int fallthrough2; @Specialization(order = 1, rewriteOn = ArithmeticException.class) int do1(int a) throws ArithmeticException { if (a == 0) { fallthrough1++; throw new ArithmeticException(); } return a; } @Specialization(order = 2, rewriteOn = ArithmeticException.class) int do2(int a) throws ArithmeticException { if (a == 1) { fallthrough2++; throw new ArithmeticException(); } return a; } @Specialization int do3(int a) { return a; } } @Test public void testFallthrough5() { assertRuns(FallthroughTest5Factory.getInstance(), // array(0, 0, 1, 1, 2, 2), // array(0, 0, 1, 1, 2, 2), // new ExecutionListener() { public void afterExecution(TestRootNode<? extends ValueNode> node, int index, Object value, Object expectedResult, Object actualResult, boolean last) { if (!last) { return; } if (FallthroughTest5.fallthrough1 > 1) { Assert.fail(String.valueOf(FallthroughTest5.fallthrough1)); } FallthroughTest5.fallthrough1 = 0; } }); } @NodeChildren({@NodeChild("a")}) static class FallthroughTest5 extends ValueNode { static int fallthrough1; @Specialization(guards = "isDo1(a)", rewriteOn = ArithmeticException.class) int do1(int a) throws ArithmeticException { if (a == 0) { fallthrough1++; throw new ArithmeticException(); } return a; } protected static boolean isDo1(int a) { return a == 0 || a == 1; } @Specialization(guards = "isDo1(a)") int do2(int a) { return a; } @Specialization int do3(int a) { return a; } } /* Throwing RuntimeExceptions without rewriteOn is allowed. */ @NodeChildren({@NodeChild("a")}) static class FallthroughExceptionType0 extends ValueNode { @Specialization int do4(int a) throws RuntimeException { return a; } } /* Non runtime exceptions must be verified. */ @NodeChildren({@NodeChild("a")}) static class FallthroughExceptionType1 extends ValueNode { @ExpectError("A rewriteOn checked exception was specified but not thrown in the method's throws clause. The @Specialization method must specify a throws clause with the exception type 'java.lang.Throwable'.") @Specialization(rewriteOn = Throwable.class) int do4(int a) { return a; } } /* Checked exception must be verified. */ @NodeChildren({@NodeChild("a")}) static class FallthroughExceptionType2 extends ValueNode { @ExpectError("A checked exception 'java.lang.Throwable' is thrown but is not specified using the rewriteOn property. " + "Checked exceptions that are not used for rewriting are not handled by the DSL. Use RuntimeExceptions for this purpose instead.") @Specialization int do4(int a) throws Throwable { return a; } } }