jdk/test/hotspot/jtreg/compiler/vectorapi/VectorStoreMaskIdentityTest.java
2026-01-05 08:07:56 +00:00

308 lines
11 KiB
Java

/*
* Copyright (c) 2026, NVIDIA CORPORATION & 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.
*/
/*
* @test
* @bug 8370863
* @library /test/lib /
* @summary VectorStoreMaskNode Identity optimization tests
* @modules jdk.incubator.vector
*
* @run driver compiler.vectorapi.VectorStoreMaskIdentityTest
*/
package compiler.vectorapi;
import compiler.lib.ir_framework.*;
import jdk.incubator.vector.*;
import jdk.test.lib.Asserts;
public class VectorStoreMaskIdentityTest {
private static final VectorSpecies<Byte> B64 = ByteVector.SPECIES_64;
private static final VectorSpecies<Short> S64 = ShortVector.SPECIES_64;
private static final VectorSpecies<Short> S128 = ShortVector.SPECIES_128;
private static final VectorSpecies<Integer> I64 = IntVector.SPECIES_64;
private static final VectorSpecies<Integer> I128 = IntVector.SPECIES_128;
private static final VectorSpecies<Integer> I256 = IntVector.SPECIES_256;
private static final VectorSpecies<Long> L128 = LongVector.SPECIES_128;
private static final VectorSpecies<Long> L256 = LongVector.SPECIES_256;
private static final VectorSpecies<Float> F128 = FloatVector.SPECIES_128;
private static final VectorSpecies<Float> F256 = FloatVector.SPECIES_256;
private static final VectorSpecies<Double> D128 = DoubleVector.SPECIES_128;
private static final VectorSpecies<Double> D256 = DoubleVector.SPECIES_256;
private static final int LENGTH = 256; // large enough
private static boolean[] mask_in;
private static boolean[] mask_out;
static {
mask_in = new boolean[LENGTH];
mask_out = new boolean[LENGTH];
for (int i = 0; i < LENGTH; i++) {
mask_in[i] = (i & 3) == 0;
}
}
@ForceInline
private static void testOneCastKernel(VectorSpecies<?> from_species,
VectorSpecies<?> to_species) {
VectorMask.fromArray(from_species, mask_in, 0)
.cast(to_species).intoArray(mask_out, 0);
}
@ForceInline
private static void testTwoCastsKernel(VectorSpecies<?> from_species,
VectorSpecies<?> to_species1,
VectorSpecies<?> to_species2) {
VectorMask.fromArray(from_species, mask_in, 0)
.cast(to_species1)
.cast(to_species2).intoArray(mask_out, 0);
}
@ForceInline
private static void testThreeCastsKernel(VectorSpecies<?> from_species,
VectorSpecies<?> to_species1,
VectorSpecies<?> to_species2,
VectorSpecies<?> to_species3) {
VectorMask.fromArray(from_species, mask_in, 0)
.cast(to_species1)
.cast(to_species2)
.cast(to_species3).intoArray(mask_out, 0);
}
@DontInline
private static void verifyResult(int vlen) {
for (int i = 0; i < vlen; i++) {
Asserts.assertEquals(mask_in[i], mask_out[i], "index " + i);
}
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx", "true" },
applyIf = { "MaxVectorSize", ">= 16" })
public static void testVectorMaskStoreIdentityByte() {
testOneCastKernel(B64, S128);
verifyResult(B64.length());
testTwoCastsKernel(B64, S128, B64);
verifyResult(B64.length());
testThreeCastsKernel(B64, S128, B64, S128);
verifyResult(B64.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx2", "true" },
applyIf = { "MaxVectorSize", "> 16" })
public static void testVectorMaskStoreIdentityByte256() {
testOneCastKernel(B64, I256);
verifyResult(B64.length());
testTwoCastsKernel(B64, S128, I256);
verifyResult(B64.length());
testThreeCastsKernel(B64, S128, F256, I256);
verifyResult(B64.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx", "true" },
applyIf = { "MaxVectorSize", ">= 16" })
public static void testVectorMaskStoreIdentityShort() {
testOneCastKernel(S128, B64);
verifyResult(S128.length());
testTwoCastsKernel(S64, I128, S64);
verifyResult(S64.length());
testThreeCastsKernel(S128, B64, S128, B64);
verifyResult(S128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx2", "true" },
applyIf = { "MaxVectorSize", "> 16" })
public static void testVectorMaskStoreIdentityShort256() {
testOneCastKernel(S128, I256);
verifyResult(S128.length());
testTwoCastsKernel(S64, I128, L256);
verifyResult(S64.length());
testThreeCastsKernel(S128, B64, F256, I256);
verifyResult(S128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx", "true" },
applyIf = { "MaxVectorSize", ">= 16" })
public static void testVectorMaskStoreIdentityInt() {
testOneCastKernel(I128, F128);
verifyResult(I128.length());
testTwoCastsKernel(I128, S64, F128);
verifyResult(I128.length());
testThreeCastsKernel(I128, S64, F128, S64);
verifyResult(I128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx2", "true" },
applyIf = { "MaxVectorSize", "> 16" })
public static void testVectorMaskStoreIdentityInt256() {
testOneCastKernel(I128, F128);
verifyResult(I128.length());
testTwoCastsKernel(I128, S64, L256);
verifyResult(I128.length());
testThreeCastsKernel(I128, S64, F128, L256);
verifyResult(I128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx", "true" },
applyIf = { "MaxVectorSize", ">= 16" })
public static void testVectorMaskStoreIdentityLong() {
testOneCastKernel(L128, D128);
verifyResult(L128.length());
testTwoCastsKernel(L128, I64, D128);
verifyResult(L128.length());
testThreeCastsKernel(L128, I64, D128, I64);
verifyResult(L128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx2", "true" },
applyIf = { "MaxVectorSize", "> 16" })
public static void testVectorMaskStoreIdentityLong256() {
testOneCastKernel(L128, D128);
verifyResult(L128.length());
testTwoCastsKernel(L256, I128, S64);
verifyResult(L256.length());
testThreeCastsKernel(L256, I128, F128, S64);
verifyResult(L256.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx", "true" },
applyIf = { "MaxVectorSize", ">= 16" })
public static void testVectorMaskStoreIdentityFloat() {
testOneCastKernel(F128, I128);
verifyResult(F128.length());
testTwoCastsKernel(F128, S64, I128);
verifyResult(F128.length());
testThreeCastsKernel(F128, S64, I128, S64);
verifyResult(F128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx2", "true" },
applyIf = { "MaxVectorSize", "> 16" })
public static void testVectorMaskStoreIdentityFloat256() {
testOneCastKernel(F128, I128);
verifyResult(F128.length());
testTwoCastsKernel(F128, S64, L256);
verifyResult(F128.length());
testThreeCastsKernel(F128, S64, I128, L256);
verifyResult(F128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx", "true" },
applyIf = { "MaxVectorSize", ">= 16" })
public static void testVectorMaskStoreIdentityDouble() {
testOneCastKernel(D128, L128);
verifyResult(D128.length());
testTwoCastsKernel(D128, I64, L128);
verifyResult(D128.length());
testThreeCastsKernel(D128, I64, L128, I64);
verifyResult(D128.length());
}
@Test
@IR(counts = { IRNode.VECTOR_LOAD_MASK, "= 0",
IRNode.VECTOR_STORE_MASK, "= 0",
IRNode.VECTOR_MASK_CAST, "= 0" },
applyIfCPUFeatureOr = { "asimd", "true", "avx2", "true" },
applyIf = { "MaxVectorSize", "> 16" })
public static void testVectorMaskStoreIdentityDouble256() {
testOneCastKernel(D128, L128);
verifyResult(D128.length());
testTwoCastsKernel(D256, S64, I128);
verifyResult(D256.length());
testThreeCastsKernel(D256, S64, L256, I128);
verifyResult(D256.length());
}
public static void main(String[] args) {
TestFramework testFramework = new TestFramework();
testFramework.setDefaultWarmup(10000)
.addFlags("--add-modules=jdk.incubator.vector")
.start();
}
}