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/*
* Copyright (c) 2022, Arm Limited. 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 compiler.c2.irTests;
import compiler.lib.ir_framework.*;
/*
* @test
* @bug 8275275
* @summary Fix performance regression after auto-vectorization on aarch64 NEON.
* @requires os.arch=="aarch64"
* @library /test/lib /
* @run driver compiler.c2.irTests.TestDisableAutoVectOpcodes
*/
public class TestDisableAutoVectOpcodes {
final private static int SIZE = 3000;
private static double[] doublea = new double[SIZE];
private static double[] doubleb = new double[SIZE];
private static long[] longa = new long[SIZE];
private static long[] longb = new long[SIZE];
private static int[] inta = new int[SIZE];
private static float[] floata = new float[SIZE];
private static float[] floatb = new float[SIZE];
private static float fresult;
private static double dresult;
public static void main(String[] args) {
TestFramework.runWithFlags("-XX:UseSVE=0");
}
@Test
@IR(failOn = {IRNode.VECTOR_CAST_D2I})
private static void testConvD2I() {
for(int i = 0; i < SIZE; i++) {
inta[i] = (int) (doublea[i]);
}
}
@Test
@IR(failOn = {IRNode.VECTOR_CAST_L2F})
private static void testConvL2F() {
for(int i = 0; i < SIZE; i++) {
floata[i] = (float) (longa[i]);
}
}
@Test
@IR(failOn = {IRNode.MUL_VL})
private static void testMulVL() {
for(int i = 0; i < SIZE; i++) {
longa[i] = longa[i] * longb[i];
}
}
@Test
@IR(failOn = {IRNode.ADD_REDUCTION_VF})
private static void testAddReductionVF() {
float result = 1;
for(int i = 0; i < SIZE; i++) {
result += (floata[i] + floatb[i]);
}
fresult += result;
}
@Test
@IR(failOn = {IRNode.ADD_REDUCTION_VD})
private static void testAddReductionVD() {
double result = 1;
for(int i = 0; i < SIZE; i++) {
result += (doublea[i] + doubleb[i]);
}
dresult += result;
}
@Test
@IR(failOn = {IRNode.MUL_REDUCTION_VF})
private static void testMulReductionVF() {
float result = 1;
for(int i = 0; i < SIZE; i++) {
result *= (floata[i] + floatb[i]);
}
fresult += result;
}
@Test
@IR(failOn = {IRNode.MUL_REDUCTION_VD})
private static void testMulReductionVD() {
double result = 1;
for(int i = 0; i < SIZE; i++) {
result *= (doublea[i] + doubleb[i]);
}
dresult += result;
}
@Test
@IR(failOn = {IRNode.COUNT_TRAILING_ZEROS_VL})
public void testNumberOfTrailingZeros() {
for (int i = 0; i < SIZE; ++i) {
inta[i] = Long.numberOfTrailingZeros(longa[i]);
}
}
@Test
@IR(failOn = {IRNode.COUNT_LEADING_ZEROS_VL})
public void testNumberOfLeadingZeros() {
for (int i = 0; i < SIZE; ++i) {
inta[i] = Long.numberOfLeadingZeros(longa[i]);
}
}
}
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