Mercurial > hg > truffle
view graal/com.oracle.graal.replacements.test/src/com/oracle/graal/replacements/test/StandardMethodSubstitutionsTest.java @ 11959:23ccaa863eda
made CodeCacheProvider independent of MetaAccessProvider (GRAAL-511)
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 10 Oct 2013 16:14:55 +0200 |
parents | df9d338b0764 |
children | 9334392ed279 |
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/* * Copyright (c) 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.graal.replacements.test; import static com.oracle.graal.graph.UnsafeAccess.*; import static com.oracle.graal.replacements.UnsafeSubstitutions.*; import java.lang.reflect.*; import java.util.concurrent.atomic.*; import org.junit.*; import sun.misc.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.calc.*; import com.oracle.graal.replacements.*; import com.oracle.graal.replacements.nodes.*; /** * Tests the VM independent {@link MethodSubstitution}s. */ public class StandardMethodSubstitutionsTest extends MethodSubstitutionTest { static long off(Object o, String name) { try { return unsafe.objectFieldOffset(o.getClass().getDeclaredField(name)); } catch (Exception e) { Assert.fail(e.toString()); return 0L; } } static class Foo { boolean z; byte b; short s; char c; int i; long l; float f; double d; Object o; void testGet(Field field, long offset, String getName, Object value) throws Exception { field.set(this, value); Method m1 = Unsafe.class.getDeclaredMethod(getName, Object.class, long.class); Method m2 = UnsafeSubstitutions.class.getDeclaredMethod(getName, Object.class, Object.class, long.class); Object expected = m1.invoke(unsafe, this, offset); Object actual = m2.invoke(null, unsafe, this, offset); Assert.assertEquals(expected, actual); } void testDirect(Field field, long offset, String type, Object value) throws Exception { if (type.equals("Boolean") || type.equals("Object")) { // No direct memory access for these types return; } long address = unsafe.allocateMemory(offset + 16); String getName = "get" + type; String putName = "put" + type; Method m1 = Unsafe.class.getDeclaredMethod(putName, long.class, field.getType()); Method m2 = Unsafe.class.getDeclaredMethod(getName, long.class); Method m3 = UnsafeSubstitutions.class.getDeclaredMethod(putName, Object.class, long.class, field.getType()); Method m4 = UnsafeSubstitutions.class.getDeclaredMethod(getName, Object.class, long.class); m1.invoke(unsafe, address + offset, value); Object expected = m2.invoke(unsafe, address + offset); m3.invoke(null, unsafe, address + offset, value); Object actual = m4.invoke(null, unsafe, address + offset); unsafe.freeMemory(address); Assert.assertEquals(expected, actual); } void testPut(Field field, long offset, String putName, Object value) throws Exception { Object initialValue = field.get(new Foo()); field.set(this, initialValue); try { Method m1 = Unsafe.class.getDeclaredMethod(putName, Object.class, long.class, field.getType()); Method m2 = UnsafeSubstitutions.class.getDeclaredMethod(putName, Object.class, Object.class, long.class, field.getType()); m1.invoke(unsafe, this, offset, value); Object expected = field.get(this); m2.invoke(null, unsafe, this, offset, value); Object actual = field.get(this); Assert.assertEquals(expected, actual); } catch (NoSuchMethodException e) { if (!putName.startsWith("putOrdered")) { throw e; } } } void test(String fieldName, String typeSuffix, Object value) { try { Field field = Foo.class.getDeclaredField(fieldName); long offset = unsafe.objectFieldOffset(field); testGet(field, offset, "get" + typeSuffix, value); testGet(field, offset, "get" + typeSuffix + "Volatile", value); testPut(field, offset, "put" + typeSuffix, value); testPut(field, offset, "put" + typeSuffix + "Volatile", value); testPut(field, offset, "putOrdered" + typeSuffix, value); testDirect(field, offset, typeSuffix, value); } catch (Exception e) { throw new AssertionError(e); } } } @Test public void testUnsafeSubstitutions() throws Exception { test("unsafeCompareAndSwapInt"); test("unsafeCompareAndSwapLong"); test("unsafeCompareAndSwapObject"); test("unsafeGetBoolean"); test("unsafeGetByte"); test("unsafeGetShort"); test("unsafeGetChar"); test("unsafeGetInt"); test("unsafeGetLong"); test("unsafeGetFloat"); test("unsafeGetDouble"); test("unsafeGetObject"); test("unsafePutBoolean"); test("unsafePutByte"); test("unsafePutShort"); test("unsafePutChar"); test("unsafePutInt"); test("unsafePutFloat"); test("unsafePutDouble"); test("unsafePutObject"); test("unsafeDirectMemoryRead"); test("unsafeDirectMemoryWrite"); AtomicInteger a1 = new AtomicInteger(42); AtomicInteger a2 = new AtomicInteger(42); assertEquals(unsafe.compareAndSwapInt(a1, off(a1, "value"), 42, 53), compareAndSwapInt(unsafe, a2, off(a2, "value"), 42, 53)); assertEquals(a1.get(), a2.get()); AtomicLong l1 = new AtomicLong(42); AtomicLong l2 = new AtomicLong(42); assertEquals(unsafe.compareAndSwapLong(l1, off(l1, "value"), 42, 53), compareAndSwapLong(unsafe, l2, off(l2, "value"), 42, 53)); assertEquals(l1.get(), l2.get()); AtomicReference o1 = new AtomicReference<>("42"); AtomicReference o2 = new AtomicReference<>("42"); assertEquals(unsafe.compareAndSwapObject(o1, off(o1, "value"), "42", "53"), compareAndSwapObject(unsafe, o2, off(o2, "value"), "42", "53")); assertEquals(o1.get(), o2.get()); Foo f1 = new Foo(); f1.test("z", "Boolean", Boolean.TRUE); f1.test("b", "Byte", Byte.MIN_VALUE); f1.test("s", "Short", Short.MAX_VALUE); f1.test("c", "Char", '!'); f1.test("i", "Int", 1010010); f1.test("f", "Float", -34.5F); f1.test("l", "Long", 99999L); f1.test("d", "Double", 1234.5678D); f1.test("o", "Object", "object"); } @SuppressWarnings("all") public static boolean unsafeCompareAndSwapInt(Unsafe unsafe, Object obj, long offset) { return unsafe.compareAndSwapInt(obj, offset, 0, 1); } @SuppressWarnings("all") public static boolean unsafeCompareAndSwapLong(Unsafe unsafe, Object obj, long offset) { return unsafe.compareAndSwapLong(obj, offset, 0, 1); } @SuppressWarnings("all") public static boolean unsafeCompareAndSwapObject(Unsafe unsafe, Object obj, long offset) { return unsafe.compareAndSwapObject(obj, offset, null, new Object()); } @SuppressWarnings("all") public static boolean unsafeGetBoolean(Unsafe unsafe, Object obj, long offset) { return unsafe.getBoolean(obj, offset) && unsafe.getBooleanVolatile(obj, offset); } @SuppressWarnings("all") public static int unsafeGetByte(Unsafe unsafe, Object obj, long offset) { return unsafe.getByte(obj, offset) + unsafe.getByteVolatile(obj, offset); } @SuppressWarnings("all") public static int unsafeGetShort(Unsafe unsafe, Object obj, long offset) { return unsafe.getShort(obj, offset) + unsafe.getShortVolatile(obj, offset); } @SuppressWarnings("all") public static int unsafeGetChar(Unsafe unsafe, Object obj, long offset) { return unsafe.getChar(obj, offset) + unsafe.getCharVolatile(obj, offset); } @SuppressWarnings("all") public static int unsafeGetInt(Unsafe unsafe, Object obj, long offset) { return unsafe.getInt(obj, offset) + unsafe.getIntVolatile(obj, offset); } @SuppressWarnings("all") public static long unsafeGetLong(Unsafe unsafe, Object obj, long offset) { return unsafe.getLong(obj, offset) + unsafe.getLongVolatile(obj, offset); } @SuppressWarnings("all") public static float unsafeGetFloat(Unsafe unsafe, Object obj, long offset) { return unsafe.getFloat(obj, offset) + unsafe.getFloatVolatile(obj, offset); } @SuppressWarnings("all") public static double unsafeGetDouble(Unsafe unsafe, Object obj, long offset) { return unsafe.getDouble(obj, offset) + unsafe.getDoubleVolatile(obj, offset); } @SuppressWarnings("all") public static boolean unsafeGetObject(Unsafe unsafe, Object obj, long offset) { return unsafe.getObject(obj, offset) == unsafe.getObjectVolatile(obj, offset); } @SuppressWarnings("all") public static void unsafePutBoolean(Unsafe unsafe, Object obj, long offset, boolean value) { unsafe.putBoolean(obj, offset, value); unsafe.putBooleanVolatile(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutByte(Unsafe unsafe, Object obj, long offset, byte value) { unsafe.putByte(obj, offset, value); unsafe.putByteVolatile(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutShort(Unsafe unsafe, Object obj, long offset, short value) { unsafe.putShort(obj, offset, value); unsafe.putShortVolatile(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutChar(Unsafe unsafe, Object obj, long offset, char value) { unsafe.putChar(obj, offset, value); unsafe.putCharVolatile(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutInt(Unsafe unsafe, Object obj, long offset, int value) { unsafe.putInt(obj, offset, value); unsafe.putIntVolatile(obj, offset, value); unsafe.putOrderedInt(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutLong(Unsafe unsafe, Object obj, long offset, long value) { unsafe.putLong(obj, offset, value); unsafe.putLongVolatile(obj, offset, value); unsafe.putOrderedLong(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutFloat(Unsafe unsafe, Object obj, long offset, float value) { unsafe.putFloat(obj, offset, value); unsafe.putFloatVolatile(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutDouble(Unsafe unsafe, Object obj, long offset, double value) { unsafe.putDouble(obj, offset, value); unsafe.putDoubleVolatile(obj, offset, value); } @SuppressWarnings("all") public static void unsafePutObject(Unsafe unsafe, Object obj, long offset, Object value) { unsafe.putObject(obj, offset, value); unsafe.putObjectVolatile(obj, offset, value); unsafe.putOrderedObject(obj, offset, value); } @SuppressWarnings("all") public static double unsafeDirectMemoryRead(Unsafe unsafe, long address) { // Unsafe.getBoolean(long) and Unsafe.getObject(long) do not exist return unsafe.getByte(address) + unsafe.getShort(address) + unsafe.getChar(address) + unsafe.getInt(address) + unsafe.getLong(address) + unsafe.getFloat(address) + unsafe.getDouble(address); } @SuppressWarnings("all") public static void unsafeDirectMemoryWrite(Unsafe unsafe, long address, byte value) { // Unsafe.putBoolean(long) and Unsafe.putObject(long) do not exist unsafe.putByte(address, value); unsafe.putShort(address, value); unsafe.putChar(address, (char) value); unsafe.putInt(address, value); unsafe.putLong(address, value); unsafe.putFloat(address, value); unsafe.putDouble(address, value); } @Test public void testMathSubstitutions() { assertInGraph(assertNotInGraph(test("mathAbs"), IfNode.class), MathIntrinsicNode.class); // Java test("math"); double value = 34567.891D; assertEquals(Math.sqrt(value), MathSubstitutionsX86.sqrt(value)); assertEquals(Math.log(value), MathSubstitutionsX86.log(value)); assertEquals(Math.log10(value), MathSubstitutionsX86.log10(value)); assertEquals(Math.sin(value), MathSubstitutionsX86.sin(value)); assertEquals(Math.cos(value), MathSubstitutionsX86.cos(value)); assertEquals(Math.tan(value), MathSubstitutionsX86.tan(value)); } @SuppressWarnings("all") public static double mathAbs(double value) { return Math.abs(value); } @SuppressWarnings("all") public static double math(double value) { return Math.sqrt(value) + Math.log(value) + Math.log10(value) + Math.sin(value) + Math.cos(value) + Math.tan(value); // Math.exp(value) + // Math.pow(value, 13); } @Test public void testIntegerSubstitutions() { assertInGraph(test("integerReverseBytes"), ReverseBytesNode.class); // Java assertInGraph(test("integerNumberOfLeadingZeros"), BitScanReverseNode.class); // Java assertInGraph(test("integerNumberOfTrailingZeros"), BitScanForwardNode.class); // Java assertInGraph(test("integerBitCount"), BitCountNode.class); // Java for (int i : new int[]{Integer.MIN_VALUE, -1, 0, 1, Integer.MAX_VALUE}) { assertEquals(Integer.reverseBytes(i), IntegerSubstitutions.reverseBytes(i)); assertEquals(Integer.numberOfLeadingZeros(i), IntegerSubstitutions.numberOfLeadingZeros(i)); assertEquals(Integer.numberOfTrailingZeros(i), IntegerSubstitutions.numberOfTrailingZeros(i)); assertEquals(Integer.bitCount(i), IntegerSubstitutions.bitCount(i)); } } @SuppressWarnings("all") public static int integerReverseBytes(int value) { return Integer.reverseBytes(value); } @SuppressWarnings("all") public static int integerNumberOfLeadingZeros(int value) { return Integer.numberOfLeadingZeros(value); } @SuppressWarnings("all") public static int integerNumberOfTrailingZeros(int value) { return Integer.numberOfTrailingZeros(value); } @SuppressWarnings("all") public static int integerBitCount(int value) { return Integer.bitCount(value); } @Test public void testLongSubstitutions() { assertInGraph(test("longReverseBytes"), ReverseBytesNode.class); // Java assertInGraph(test("longNumberOfLeadingZeros"), BitScanReverseNode.class); // Java assertInGraph(test("longNumberOfTrailingZeros"), BitScanForwardNode.class); // Java assertInGraph(test("longBitCount"), BitCountNode.class); // Java for (long l : new long[]{Long.MIN_VALUE, -1L, 0L, 1L, Long.MAX_VALUE}) { assertEquals(Long.reverseBytes(l), LongSubstitutions.reverseBytes(l)); assertEquals(Long.numberOfLeadingZeros(l), LongSubstitutions.numberOfLeadingZeros(l)); assertEquals(Long.numberOfTrailingZeros(l), LongSubstitutions.numberOfTrailingZeros(l)); assertEquals(Long.bitCount(l), LongSubstitutions.bitCount(l)); } } @SuppressWarnings("all") public static long longReverseBytes(long value) { return Long.reverseBytes(value); } @SuppressWarnings("all") public static long longNumberOfLeadingZeros(long value) { return Long.numberOfLeadingZeros(value); } @SuppressWarnings("all") public static long longNumberOfTrailingZeros(long value) { return Long.numberOfTrailingZeros(value); } @SuppressWarnings("all") public static int longBitCount(long value) { return Long.bitCount(value); } @Test public void testFloatSubstitutions() { assertInGraph(test("floatToIntBits"), ConvertNode.class); // Java test("intBitsToFloat"); } @SuppressWarnings("all") public static int floatToIntBits(float value) { return Float.floatToIntBits(value); } @SuppressWarnings("all") public static float intBitsToFloat(int value) { return Float.intBitsToFloat(value); } @Test public void testDoubleSubstitutions() { assertInGraph(test("doubleToLongBits"), ConvertNode.class); // Java test("longBitsToDouble"); } @SuppressWarnings("all") public static long doubleToLongBits(double value) { return Double.doubleToLongBits(value); } @SuppressWarnings("all") public static double longBitsToDouble(long value) { return Double.longBitsToDouble(value); } }