jdk/test/hotspot/jtreg/compiler/c2/irTests/CMoveLConstants.java
2026-01-27 10:55:56 -08:00

97 lines
3.4 KiB
Java

/*
* Copyright (c) 2024, 2026, 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
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*/
package compiler.c2.irTests;
import jdk.test.lib.Asserts;
import compiler.lib.ir_framework.*;
/*
* @test
* bug 8336860
* @summary Verify codegen for CMoveL with constants 0 and 1
* @library /test/lib /
* @run driver compiler.c2.irTests.CMoveLConstants
*/
public class CMoveLConstants {
public static void main(String[] args) {
TestFramework.run();
}
@Test
@IR(counts = {IRNode.X86_CMOVEL_IMM01, "1"},
applyIfPlatform = {"x64", "true"},
phase = CompilePhase.FINAL_CODE)
public static long testSigned(int a, int b) {
return a > b ? 1L : 0L;
}
@Test
@IR(counts = {IRNode.X86_CMOVEL_IMM01U, "1"},
applyIfPlatform = {"x64", "true"},
phase = CompilePhase.FINAL_CODE)
public static long testUnsigned(int a, int b) {
return Integer.compareUnsigned(a, b) > 0 ? 1L : 0L;
}
@Test
@IR(counts = {IRNode.X86_CMOVEL_IMM01UCF, "1"},
applyIfPlatform = {"x64", "true"},
applyIfCPUFeatureOr = {"apx_f", "false", "avx10_2", "false"},
phase = CompilePhase.FINAL_CODE)
@IR(counts = {IRNode.X86_CMOVEL_IMM01UCFE, "1"},
applyIfPlatform = {"x64", "true"},
applyIfCPUFeatureAnd = {"apx_f", "true", "avx10_2", "true"},
phase = CompilePhase.FINAL_CODE)
public static long testFloat(float a, float b) {
return a > b ? 1L : 0L;
}
@Test
@IR(counts = {IRNode.X86_CMOVEL_IMM01UCF, "1"},
applyIfPlatform = {"x64", "true"},
applyIfCPUFeatureOr = {"apx_f", "false", "avx10_2", "false"},
phase = CompilePhase.FINAL_CODE)
@IR(counts = {IRNode.X86_CMOVEL_IMM01UCFE, "1"},
applyIfPlatform = {"x64", "true"},
applyIfCPUFeatureAnd = {"apx_f", "true", "avx10_2", "true"},
phase = CompilePhase.FINAL_CODE)
public static long testDouble(double a, double b) {
return a > b ? 1L : 0L;
}
@DontCompile
public void assertResults(int a, int b) {
Asserts.assertEQ(a > b ? 1L : 0L, testSigned(a, b));
Asserts.assertEQ(Integer.compareUnsigned(a, b) > 0 ? 1L : 0L, testUnsigned(a, b));
Asserts.assertEQ((float) a > (float) b ? 1L : 0L, testFloat(a, b));
Asserts.assertEQ((double) a > (double) b ? 1L : 0L, testDouble(a, b));
}
@Run(test = {"testSigned", "testUnsigned", "testFloat", "testDouble"})
public void runMethod() {
assertResults(10, 20);
assertResults(20, 10);
}
}