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/*
* Copyright (c) 2024, 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.
*/
/**
* @test
* @summary Test Float16 vector conversion chain.
* @requires (vm.cpu.features ~= ".*avx512vl.*" | vm.cpu.features ~= ".*f16c.*") | os.arch == "aarch64"
* | (os.arch == "riscv64" & vm.cpu.features ~= ".*zvfh.*")
* | ((os.arch == "ppc64" | os.arch == "ppc64le") & vm.cpu.features ~= ".*darn.*")
* @library /test/lib /
* @run driver compiler.vectorization.TestFloat16VectorConvChain
*/
package compiler.vectorization;
import compiler.lib.ir_framework.*;
import java.util.Random;
import java.util.Arrays;
public class TestFloat16VectorConvChain {
@Test
@IR(applyIfCPUFeatureAnd = {"avx512_fp16", "false", "avx512vl", "true"},
counts = {IRNode.VECTOR_CAST_HF2F, IRNode.VECTOR_SIZE_ANY, ">= 1", IRNode.VECTOR_CAST_F2HF, IRNode.VECTOR_SIZE_ANY, " >= 1"})
@IR(applyIfCPUFeatureAnd = {"avx512_fp16", "false", "f16c", "true"},
counts = {IRNode.VECTOR_CAST_HF2F, IRNode.VECTOR_SIZE_ANY, ">= 1", IRNode.VECTOR_CAST_F2HF, IRNode.VECTOR_SIZE_ANY, " >= 1"})
@IR(applyIfCPUFeatureAnd = {"asimd", "true", "fphp", "false", "asimdhp", "false"},
counts = {IRNode.VECTOR_CAST_HF2F, IRNode.VECTOR_SIZE_ANY, ">= 1", IRNode.VECTOR_CAST_F2HF, IRNode.VECTOR_SIZE_ANY, " >= 1"})
public static void test(short [] res, short [] src1, short [] src2) {
for (int i = 0; i < res.length; i++) {
res[i] = (short)Float.float16ToFloat(Float.floatToFloat16(Float.float16ToFloat(src1[i]) + Float.float16ToFloat(src2[i])));
}
}
@Run(test = {"test"})
@Warmup(1000)
public static void micro() {
short [] res = new short[1024];
short [] src1 = new short[1024];
short [] src2 = new short[1024];
Arrays.fill(src1, (short)Float.floatToFloat16(1.0f));
Arrays.fill(src2, (short)Float.floatToFloat16(2.0f));
for (int i = 0; i < 1000; i++) {
test(res, src1, src2);
}
}
public static void main(String [] args) {
TestFramework.run(TestFloat16VectorConvChain.class);
}
}
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