jdk-24/test/hotspot/jtreg/compiler/c2/irTests/TestRemixAddressExpressions.java
2024-02-09 05:30:20 +00:00

107 lines
3.6 KiB
Java

/*
* Copyright (c) 2022, Red Hat, Inc. 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.
*/
package compiler.c2.irTests;
import compiler.lib.ir_framework.*;
/*
* @test
* @bug 8278784
* @summary C2: Refactor PhaseIdealLoop::remix_address_expressions() so it operates on longs
* @library /test/lib /
* @run driver compiler.c2.irTests.TestRemixAddressExpressions
*/
public class TestRemixAddressExpressions {
public static void main(String[] args) {
TestFramework.run();
}
@Test
@IR(counts = { IRNode.ADD_I, "1", IRNode.LSHIFT_I, "2" })
@Arguments(values = {Argument.RANDOM_EACH, Argument.RANDOM_EACH})
public static float invPlusVarLshiftInt(int inv, int scale) {
float res = 0;
for (int i = 1; i < 100; i *= 11) {
res += (i + inv) << scale;
}
return res;
}
@Test
@IR(counts = { IRNode.ADD_L, "1", IRNode.LSHIFT_L, "2" })
@Arguments(values = {Argument.RANDOM_EACH, Argument.RANDOM_EACH})
public static float invPlusVarLshiftLong(long inv, int scale) {
float res = 0;
for (long i = 1; i < 100; i *= 11) {
res += (i + inv) << scale;
}
return res;
}
@Test
@IR(counts = { IRNode.ADD_I, "1", IRNode.SUB_I, "1", IRNode.LSHIFT_I, "2" })
@Arguments(values = {Argument.RANDOM_EACH, Argument.RANDOM_EACH})
public static float invMinusVarLshiftInt(int inv, int scale) {
float res = 0;
for (int i = 1; i < 100; i *= 11) {
res += (inv - i) << scale;
}
return res;
}
@Test
@IR(counts = { IRNode.ADD_L, "1", IRNode.SUB_L, "1", IRNode.LSHIFT_L, "2" })
@Arguments(values = {Argument.RANDOM_EACH, Argument.RANDOM_EACH})
public static float invMinusVarLshiftLong(long inv, int scale) {
float res = 0;
for (long i = 1; i < 100; i *= 11) {
res += (inv - i) << scale;
}
return res;
}
@Test
@IR(counts = { IRNode.ADD_I, "1", IRNode.SUB_I, "1", IRNode.LSHIFT_I, "2" })
@Arguments(values = {Argument.RANDOM_EACH, Argument.RANDOM_EACH})
public static float varMinusInvLshiftInt(int inv, int scale) {
float res = 0;
for (int i = 1; i < 100; i *= 11) {
res += (i - inv) << scale;
}
return res;
}
@Test
@IR(counts = { IRNode.ADD_L, "1", IRNode.SUB_L, "1", IRNode.LSHIFT_L, "2" })
@Arguments(values = {Argument.RANDOM_EACH, Argument.RANDOM_EACH})
public static float varMinusInvLshiftLong(long inv, int scale) {
float res = 0;
for (long i = 1; i < 100; i *= 11) {
res += (i - inv) << scale;
}
return res;
}
}