Mercurial > hg > graal-jvmci-8
view graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/CachedTest.java @ 20918:6daa0fd4af52
Catch OutOfRegistersException in LinearScanPhase and retry if RegisterPressure was specified.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Mon, 13 Apr 2015 16:53:47 +0200 |
parents | 62c43fcf5be2 |
children | 4cba24bef2ee |
line wrap: on
line source
/* * Copyright (c) 2015, 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 static org.junit.Assert.*; import org.junit.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.api.dsl.test.CachedTestFactory.BoundCacheFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.BoundCacheOverflowFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestBoundCacheOverflowContainsFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestCacheFieldFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestCacheMethodFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestCacheNodeFieldFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestGuardWithCachedAndDynamicParameterFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestGuardWithJustCachedParameterFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestMultipleCachesFactory; import com.oracle.truffle.api.dsl.test.CachedTestFactory.UnboundCacheFactory; import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; @SuppressWarnings("unused") public class CachedTest { @Test public void testUnboundCache() { CallTarget root = createCallTarget(UnboundCacheFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(42, root.call(43)); assertEquals(42, root.call(44)); } @NodeChild static class UnboundCache extends ValueNode { @Specialization static int do1(int value, @Cached("value") int cachedValue) { return cachedValue; } } @Test public void testBoundCache() { CallTarget root = createCallTarget(BoundCacheFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(43, root.call(43)); assertEquals(44, root.call(44)); try { root.call(45); fail(); } catch (UnsupportedSpecializationException e) { } } @NodeChild static class BoundCache extends ValueNode { @Specialization(guards = "value == cachedValue", limit = "3") static int do1(int value, @Cached("value") int cachedValue) { return cachedValue; } } @Test public void testBoundCacheOverflow() { CallTarget root = createCallTarget(BoundCacheOverflowFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(43, root.call(43)); assertEquals(-1, root.call(44)); assertEquals(42, root.call(42)); assertEquals(43, root.call(43)); assertEquals(-1, root.call(44)); } @NodeChild static class BoundCacheOverflow extends ValueNode { @Specialization(guards = "value == cachedValue", limit = "2") static int do1(int value, @Cached("value") int cachedValue) { return cachedValue; } @Specialization static int do2(int value) { return -1; } } @Test public void testBoundCacheOverflowContains() { CallTarget root = createCallTarget(TestBoundCacheOverflowContainsFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(43, root.call(43)); assertEquals(-1, root.call(44)); assertEquals(-1, root.call(42)); assertEquals(-1, root.call(43)); assertEquals(-1, root.call(44)); } @NodeChild static class TestBoundCacheOverflowContains extends ValueNode { @Specialization(guards = "value == cachedValue", limit = "2") static int do1(int value, @Cached("value") int cachedValue) { return cachedValue; } @Specialization(contains = "do1") static int do2(int value) { return -1; } } @Test public void testCacheField() { CallTarget root = createCallTarget(TestCacheFieldFactory.getInstance()); assertEquals(3, root.call(42)); assertEquals(3, root.call(43)); } @NodeChild static class TestCacheField extends ValueNode { protected int field = 3; @Specialization() static int do1(int value, @Cached("field") int cachedValue) { return cachedValue; } } @Test public void testCacheNodeField() { CallTarget root = createCallTarget(TestCacheNodeFieldFactory.getInstance(), 21); assertEquals(21, root.call(42)); assertEquals(21, root.call(43)); } @NodeChild @NodeField(name = "field", type = int.class) static class TestCacheNodeField extends ValueNode { @Specialization static int do1(int value, @Cached("field") int cachedValue) { return cachedValue; } } @Test public void testCacheMethod() { TestCacheMethod.invocations = 0; CallTarget root = createCallTarget(TestCacheMethodFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(42, root.call(43)); assertEquals(42, root.call(44)); assertEquals(1, TestCacheMethod.invocations); } @NodeChild static class TestCacheMethod extends ValueNode { static int invocations = 0; @Specialization static int do1(int value, @Cached("someMethod(value)") int cachedValue) { return cachedValue; } static int someMethod(int value) { invocations++; return value; } } @Test public void testGuardWithJustCachedParameter() { TestGuardWithJustCachedParameter.invocations = 0; CallTarget root = createCallTarget(TestGuardWithJustCachedParameterFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(42, root.call(43)); assertEquals(42, root.call(44)); // guards with just cached parameters are just invoked on the slow path assertEquals(assertionsEnabled() ? 4 : 1, TestGuardWithJustCachedParameter.invocations); } @NodeChild static class TestGuardWithJustCachedParameter extends ValueNode { static int invocations = 0; @Specialization(guards = "someMethod(cachedValue)") static int do1(int value, @Cached("value") int cachedValue) { return cachedValue; } static boolean someMethod(int value) { invocations++; return true; } } @Test public void testGuardWithCachedAndDynamicParameter() { TestGuardWithCachedAndDynamicParameter.cachedMethodInvocations = 0; TestGuardWithCachedAndDynamicParameter.dynamicMethodInvocations = 0; CallTarget root = createCallTarget(TestGuardWithCachedAndDynamicParameterFactory.getInstance()); assertEquals(42, root.call(42)); assertEquals(42, root.call(43)); assertEquals(42, root.call(44)); // guards with just cached parameters are just invoked on the slow path assertEquals(assertionsEnabled() ? 4 : 1, TestGuardWithCachedAndDynamicParameter.cachedMethodInvocations); assertEquals(4, TestGuardWithCachedAndDynamicParameter.dynamicMethodInvocations); } @NodeChild static class TestGuardWithCachedAndDynamicParameter extends ValueNode { static int cachedMethodInvocations = 0; static int dynamicMethodInvocations = 0; @Specialization(guards = {"dynamicMethod(value)", "cachedMethod(cachedValue)"}) static int do1(int value, @Cached("value") int cachedValue) { return cachedValue; } static boolean cachedMethod(int value) { cachedMethodInvocations++; return true; } static boolean dynamicMethod(int value) { dynamicMethodInvocations++; return true; } } @NodeChild static class TestMultipleCaches extends ValueNode { @Specialization static int do1(int value, @Cached("value") int cachedValue1, @Cached("value") int cachedValue2) { return cachedValue1 + cachedValue2; } } @Test public void testMultipleCaches() { CallTarget root = createCallTarget(TestMultipleCachesFactory.getInstance()); assertEquals(42, root.call(21)); assertEquals(42, root.call(22)); assertEquals(42, root.call(23)); } @NodeChild static class CachedError1 extends ValueNode { @Specialization static int do1(int value, @ExpectError("Incompatible return type int. The expression type must be equal to the parameter type double.")// @Cached("value") double cachedValue) { return value; } } @NodeChild static class CachedError2 extends ValueNode { // caches are not allowed to make backward references @Specialization static int do1(int value, @ExpectError("The initializer expression of parameter 'cachedValue1' binds unitialized parameter 'cachedValue2. Reorder the parameters to resolve the problem.") @Cached("cachedValue2") int cachedValue1, @Cached("value") int cachedValue2) { return cachedValue1 + cachedValue2; } } @NodeChild static class CachedError3 extends ValueNode { // cyclic dependency between cached expressions @Specialization static int do1(int value, @ExpectError("The initializer expression of parameter 'cachedValue1' binds unitialized parameter 'cachedValue2. Reorder the parameters to resolve the problem.") @Cached("cachedValue2") int cachedValue1, @Cached("cachedValue1") int cachedValue2) { return cachedValue1 + cachedValue2; } } }