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/*
* Copyright (c) 2025, 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 compiler.lib.ir_framework.*;
import compiler.lib.verify.Verify;
import jdk.incubator.vector.*;
/*
* @test
* @bug 8351635
* @summary Test missing pattern in vector rotate generation
* @modules jdk.incubator.vector
* @library /test/lib /
* @run driver compiler.vectorapi.TestVectorRotateScalarCount
*/
public class TestVectorRotateScalarCount {
public static void main(String[] args) {
TestFramework.runWithFlags("--add-modules=jdk.incubator.vector", "-XX:+IgnoreUnrecognizedVMOptions", "-XX:UseAVX=2");
}
public static long long_shift = 31L;
public static int int_shift = 12;
static final Object GOLD_PATTERN1a = pattern1a();
static final Object GOLD_PATTERN1b = pattern1b();
static final Object GOLD_PATTERN2 = pattern2();
static final Object GOLD_PATTERN3 = pattern3();
static final Object GOLD_PATTERN4 = pattern4();
@Test
@IR(counts = {IRNode.URSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.LSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.OR_VL, IRNode.VECTOR_SIZE_2, "1"},
applyIfCPUFeatureAnd = {"avx2", "true", "avx512f", "false", "avx512vl", "false"})
public static Object pattern1a() {
LongVector lv1 = LongVector.broadcast(LongVector.SPECIES_128, 1);
long x = Long.divideUnsigned(long_shift, Long.MIN_VALUE);
return lv1.lanewise(VectorOperators.ROL, x);
}
@Check(test = "pattern1a")
public static void check_pattern1a(Object param) {
Verify.checkEQ(GOLD_PATTERN1a, param);
}
@Test
@IR(counts = {IRNode.URSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.LSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.OR_VL, IRNode.VECTOR_SIZE_2, "1"},
applyIfCPUFeatureAnd = {"avx2", "true", "avx512f", "false", "avx512vl", "false"})
public static Object pattern1b() {
LongVector lv1 = LongVector.broadcast(LongVector.SPECIES_128, 1);
long x = Long.min(32, Long.max(Long.reverse(long_shift), 0));
return lv1.lanewise(VectorOperators.ROR, x);
}
@Check(test = "pattern1b")
public static void check_pattern1b(Object param) {
Verify.checkEQ(GOLD_PATTERN1b, param);
}
@Test
@IR(counts = {IRNode.URSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.LSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.OR_VL, IRNode.VECTOR_SIZE_2, "1"},
applyIfCPUFeatureAnd = {"avx2", "true", "avx512f", "false", "avx512vl", "false"})
public static Object pattern2() {
LongVector lv1 = LongVector.broadcast(LongVector.SPECIES_128, 1);
return lv1.lanewise(VectorOperators.ROL, int_shift);
}
@Check(test = "pattern2")
public static void check_pattern2(Object param) {
Verify.checkEQ(GOLD_PATTERN2, param);
}
@Test
@IR(counts = {IRNode.URSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.LSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.OR_VL, IRNode.VECTOR_SIZE_2, "1"},
applyIfCPUFeatureAnd = {"avx2", "true", "avx512f", "false", "avx512vl", "false"})
public static Object pattern3() {
LongVector lv1 = LongVector.broadcast(LongVector.SPECIES_128, 1);
return lv1.lanewise(VectorOperators.ROL, lv1);
}
@Check(test = "pattern3")
public static void check_pattern3(Object param) {
Verify.checkEQ(GOLD_PATTERN3, param);
}
@Test
@IR(counts = {IRNode.URSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.LSHIFT_VL, IRNode.VECTOR_SIZE_2, "1",
IRNode.OR_VL, IRNode.VECTOR_SIZE_2, "1"},
applyIfCPUFeatureAnd = {"avx2", "true", "avx512f", "false", "avx512vl", "false"})
public static Object pattern4() {
LongVector lv1 = LongVector.broadcast(LongVector.SPECIES_128, 1);
return lv1.lanewise(VectorOperators.ROL, 15L);
}
@Check(test = "pattern4")
public static void check_pattern4(Object param) {
Verify.checkEQ(GOLD_PATTERN4, param);
}
}
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