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package compiler.vectorapi;

import compiler.lib.ir_framework.*;
import jdk.incubator.vector.*;

/*
 * @test
 * @bug 8337791
 * @summary Test byte vector predicated ABS with UseAVX=0 and MaxVectorSize=8
 * @modules jdk.incubator.vector
 * @library /test/lib /
 * @run driver compiler.vectorapi.TestABSMaskedMaxByteVector
 */

public class TestABSMaskedMaxByteVector {
    public static final VectorSpecies<Byte> BSP = ByteVector.SPECIES_MAX;
    public static int idx = 0;

    public static void main(String[] args) {
        TestFramework.runWithFlags("--add-modules=jdk.incubator.vector", "-ea", "-XX:+IgnoreUnrecognizedVMOptions", "-XX:UseAVX=0", "-XX:MaxVectorSize=8");
        TestFramework.runWithFlags("--add-modules=jdk.incubator.vector", "-ea");
    }

    @Test
    @IR(failOn = {IRNode.ABS_VB}, applyIfAnd = {"MaxVectorSize", " <= 8 ", "UseAVX", "0"}, applyIfPlatform = {"x64", "true"}, applyIfCPUFeature = {"sse4.1", "true"})
    @IR(counts = {IRNode.ABS_VB, "1"}, applyIf = {"MaxVectorSize", " > 8 "}, applyIfPlatform = {"x64", "true"}, applyIfCPUFeature = {"sse4.1", "true"})
    public void test() {
        assert ByteVector.broadcast(BSP, (byte)-4)
                         .lanewise(VectorOperators.ABS, VectorMask.fromLong(BSP, 0xF))
                         .lane(idx++ & 3) == 4;
    }
}