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/*
* Copyright (c) 2018, 2024, 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
* @key randomness
* @bug 8214751
* @summary Test operations in C2 MulAddS2I and MulAddVS2VI nodes.
* @library /test/lib
*
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:+UseSuperWord
* -XX:LoopMaxUnroll=2
* compiler.loopopts.superword.Vec_MulAddS2I
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:-UseSuperWord
* -XX:LoopMaxUnroll=2
* compiler.loopopts.superword.Vec_MulAddS2I
*
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:+UseSuperWord
* -XX:LoopMaxUnroll=4
* compiler.loopopts.superword.Vec_MulAddS2I
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:-UseSuperWord
* -XX:LoopMaxUnroll=4
* compiler.loopopts.superword.Vec_MulAddS2I
*
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:+UseSuperWord
* -XX:LoopMaxUnroll=8
* compiler.loopopts.superword.Vec_MulAddS2I
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:-UseSuperWord
* -XX:LoopMaxUnroll=8
* compiler.loopopts.superword.Vec_MulAddS2I
*
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:+UseSuperWord
* -XX:LoopMaxUnroll=16
* compiler.loopopts.superword.Vec_MulAddS2I
* @run main/othervm
* -XX:+IgnoreUnrecognizedVMOptions
* -XX:LoopUnrollLimit=250
* -XX:CompileThresholdScaling=0.1
* -XX:-UseSuperWord
* -XX:LoopMaxUnroll=16
* compiler.loopopts.superword.Vec_MulAddS2I
*/
package compiler.loopopts.superword;
import java.util.Random;
import jdk.test.lib.Utils;
public class Vec_MulAddS2I {
static final int NUM = 1024;
static int[] out = new int[NUM];
static short[] in1 = new short[2*NUM];
static short[] in2 = new short[2*NUM];
public static void main(String[] args) throws Exception {
Vec_MulAddS2IInit(in1, in2);
int result = 0;
int valid = 204800000;
for (int j = 0; j < 10000*512; j++) {
result = Vec_MulAddS2IImplement(in1, in2, out);
}
if (result == valid) {
System.out.println("Success");
} else {
System.out.println("Invalid calculation of element variables in the out array: " + result);
System.out.println("Expected value for each element of out array = " + valid);
throw new Exception("Failed");
}
}
public static void Vec_MulAddS2IInit(
short[] in1,
short[] in2) {
for (int i=0; i<2*NUM; i++) {
in1[i] = (short)4;
in2[i] = (short)5;
}
}
public static int Vec_MulAddS2IImplement(
short[] in1,
short[] in2,
int[] out) {
for (int i = 0; i < NUM; i++) {
out[i] += ((in1[2*i] * in2[2*i]) + (in1[2*i+1] * in2[2*i+1]));
}
Random rand = Utils.getRandomInstance();
int n = rand.nextInt(NUM-1);
return out[n];
}
}
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