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8287794: Reverse*VNode::Identity problem

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Reviewed-by: thartmann, xgong
This commit is contained in:
Jatin Bhateja 2022-07-28 11:08:38 +00:00
parent 5d1ad39684
commit 471a427d10
3 changed files with 403 additions and 27 deletions
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test/hotspot/jtreg/compiler/vectorapi/TestReverseByteTransformsSVE.java Normal file
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/*
* Copyright (c) 2022, 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 compiler.vectorapi;
import java.util.Random;
import jdk.incubator.vector.VectorMask;
import jdk.incubator.vector.VectorSpecies;
import jdk.incubator.vector.VectorOperators;
import jdk.incubator.vector.ShortVector;
import jdk.incubator.vector.IntVector;
import jdk.incubator.vector.LongVector;
import compiler.lib.ir_framework.*;
import jdk.test.lib.Utils;
/*
* @test
* @bug 8287794
* @summary Test various reverse bytes ideal transforms on AARCH64 SVE.
* @requires vm.compiler2.enabled
* @modules jdk.incubator.vector
* @requires vm.cpu.features ~= ".*sve.*"
* @library /test/lib /
* @run driver compiler.vectorapi.TestReverseByteTransformsSVE
*/
public class TestReverseByteTransformsSVE {
static final VectorSpecies<Long> LSPECIES = LongVector.SPECIES_MAX;
static final VectorSpecies<Integer> ISPECIES = IntVector.SPECIES_MAX;
static final VectorSpecies<Short> SSPECIES = ShortVector.SPECIES_MAX;
static final int SIZE = 1024;
static final int ITERS = 50000;
static long [] lout = new long[SIZE];
static long [] linp = new long[SIZE];
static int [] iout = new int[SIZE];
static int [] iinp = new int[SIZE];
static short [] sout = new short[SIZE];
static short [] sinp = new short[SIZE];
static void init() {
Random r = new Random(1024);
for(int i = 0; i < SIZE; i++) {
linp[i] = r.nextLong();
iinp[i] = r.nextInt();
sinp[i] = (short)r.nextInt();
}
}
public static void main(String args[]) {
init();
TestFramework.runWithFlags("-XX:-TieredCompilation", "--add-modules=jdk.incubator.vector");
System.out.println("PASSED");
}
@Test
@IR(applyIf = {"UseSVE", " > 0"}, failOn = {IRNode.REVERSE_BYTES_V})
public void test_reversebytes_long_transform(long[] lout, long[] linp) {
VectorMask<Long> mask = VectorMask.fromLong(LSPECIES, 3);
for (int i = 0; i < LSPECIES.loopBound(linp.length); i+=LSPECIES.length()) {
LongVector.fromArray(LSPECIES, linp, i)
.lanewise(VectorOperators.REVERSE_BYTES, mask)
.lanewise(VectorOperators.REVERSE_BYTES, mask)
.intoArray(lout, i);
}
}
@Run(test = {"test_reversebytes_long_transform"}, mode = RunMode.STANDALONE)
public void kernel_test_reversebytes_long_transform() {
for (int i = 0; i < ITERS; i++) {
test_reversebytes_long_transform(lout, linp);
}
}
@Test
@IR(applyIf = {"UseSVE", " > 0"}, failOn = {IRNode.REVERSE_BYTES_V})
public void test_reversebytes_int_transform(int[] iout, int[] iinp) {
VectorMask<Integer> mask = VectorMask.fromLong(ISPECIES, 3);
for (int i = 0; i < ISPECIES.loopBound(iinp.length); i+=ISPECIES.length()) {
IntVector.fromArray(ISPECIES, iinp, i)
.lanewise(VectorOperators.REVERSE_BYTES, mask)
.lanewise(VectorOperators.REVERSE_BYTES, mask)
.intoArray(iout, i);
}
}
@Run(test = {"test_reversebytes_int_transform"}, mode = RunMode.STANDALONE)
public void kernel_test_reversebytes_int_transform() {
for (int i = 0; i < ITERS; i++) {
test_reversebytes_int_transform(iout, iinp);
}
}
@Test
@IR(applyIf = {"UseSVE", " > 0"}, failOn = {IRNode.REVERSE_BYTES_V})
public void test_reversebytes_short_transform(short[] sout, short[] sinp) {
VectorMask<Short> mask = VectorMask.fromLong(SSPECIES, 3);
for (int i = 0; i < SSPECIES.loopBound(sinp.length); i+=SSPECIES.length()) {
ShortVector.fromArray(SSPECIES, sinp, i)
.lanewise(VectorOperators.REVERSE_BYTES, mask)
.lanewise(VectorOperators.REVERSE_BYTES, mask)
.intoArray(sout, i);
}
}
@Run(test = {"test_reversebytes_short_transform"}, mode = RunMode.STANDALONE)
public void kernel_test_reversebytes_short_transform() {
for (int i = 0; i < ITERS; i++) {
test_reversebytes_short_transform(sout, sinp);
}
}
}