Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.truffle.api.codegen.test/src/com/oracle/truffle/api/codegen/test/AssumptionsTest.java @ 9279:2a4b57f02fb4
Implemented basic support for assumptions for sourcecode generation.
author | Christian Humer <christian.humer@gmail.com> |
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date | Wed, 24 Apr 2013 17:44:15 +0200 |
parents | |
children | 8e3a1635cc9e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api.codegen.test/src/com/oracle/truffle/api/codegen/test/AssumptionsTest.java Wed Apr 24 17:44:15 2013 +0200 @@ -0,0 +1,139 @@ +/* + * 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.codegen.test; + +import org.junit.*; + +import com.oracle.truffle.api.*; +import com.oracle.truffle.api.codegen.*; +import com.oracle.truffle.api.codegen.test.AssumptionsTestFactory.DerivedAssumptionNodeFactory; +import com.oracle.truffle.api.codegen.test.AssumptionsTestFactory.DerivedAssumptionRedeclaredNodeFactory; +import com.oracle.truffle.api.codegen.test.AssumptionsTestFactory.MultipleAssumptionsNodeFactory; +import com.oracle.truffle.api.codegen.test.AssumptionsTestFactory.SingleAssumptionNodeFactory; +import com.oracle.truffle.api.codegen.test.TypeSystemTest.TestRootNode; +import com.oracle.truffle.api.codegen.test.TypeSystemTest.ValueNode; + +public class AssumptionsTest { + + @Test + public void testSingleAssumption() { + Assumption assumption = Truffle.getRuntime().createAssumption(); + TestRootNode<?> root = TestHelper.create(SingleAssumptionNodeFactory.getInstance(), assumption); + + Assert.assertEquals(42, TestHelper.executeWith(root)); + assumption.invalidate(); + Assert.assertEquals("42", TestHelper.executeWith(root)); + } + + @NodeAssumptions("assumption") + abstract static class SingleAssumptionNode extends ValueNode { + + @Specialization(order = 0, assumptions = "assumption") + int doInt() { + return 42; + } + + @Specialization + Object doObject() { + return "42"; + } + } + + @Test + public void testMultipleAssumption() { + Assumption assumption1 = Truffle.getRuntime().createAssumption(); + Assumption assumption2 = Truffle.getRuntime().createAssumption(); + TestRootNode<?> root = TestHelper.create(MultipleAssumptionsNodeFactory.getInstance(), assumption1, assumption2); + + Assert.assertEquals(42, TestHelper.executeWith(root)); + assumption2.invalidate(); + Assert.assertEquals("42", TestHelper.executeWith(root)); + assumption1.invalidate(); + Assert.assertEquals("43", TestHelper.executeWith(root)); + } + + @NodeAssumptions({"assumption1", "assumption2"}) + abstract static class MultipleAssumptionsNode extends ValueNode { + + @Specialization(assumptions = {"assumption1", "assumption2"}) + int doInt() { + return 42; + } + + @Specialization(assumptions = "assumption1") + Object doObject() { + return "42"; + } + + @Generic + Object doGeneric() { + return "43"; + } + } + + @Test + public void testDerivedAssumption() { + Assumption additionalAssumption = Truffle.getRuntime().createAssumption(); + Assumption assumption = Truffle.getRuntime().createAssumption(); + TestRootNode<?> root = TestHelper.create(DerivedAssumptionNodeFactory.getInstance(), assumption, additionalAssumption); + + Assert.assertEquals(42, TestHelper.executeWith(root)); + assumption.invalidate(); + Assert.assertEquals(43, TestHelper.executeWith(root)); + additionalAssumption.invalidate(); + Assert.assertEquals("42", TestHelper.executeWith(root)); + } + + @NodeAssumptions({"additionalAssumption"}) + abstract static class DerivedAssumptionNode extends SingleAssumptionNode { + + @Specialization(order = 1, assumptions = "additionalAssumption") + int doIntDerived() { + return 43; + } + } + + @Test + public void testDerivedAssumptionRedeclared() { + Assumption additionalAssumption = Truffle.getRuntime().createAssumption(); + Assumption assumption = Truffle.getRuntime().createAssumption(); + TestRootNode<?> root = TestHelper.create(DerivedAssumptionRedeclaredNodeFactory.getInstance(), additionalAssumption, assumption); + + Assert.assertEquals(42, TestHelper.executeWith(root)); + assumption.invalidate(); + Assert.assertEquals(43, TestHelper.executeWith(root)); + additionalAssumption.invalidate(); + Assert.assertEquals("42", TestHelper.executeWith(root)); + } + + @NodeAssumptions({"additionalAssumption", "assumption"}) + abstract static class DerivedAssumptionRedeclaredNode extends SingleAssumptionNode { + + @Specialization(order = 1, assumptions = "additionalAssumption") + int doIntDerived() { + return 43; + } + + } + +}