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/*
* Copyright (c) 2020, 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
* @bug 8240905
* @summary Test matching of instructions that have multiple memory inputs.
* @run main/othervm -Xbatch -XX:-TieredCompilation
* compiler.codegen.TestMultiMemInstructionMatching
*/
package compiler.codegen;
public class TestMultiMemInstructionMatching {
static volatile int iFldV = 42;
static volatile long lFldV = 42;
static int iFld = 42;
static long lFld = 42;
// Integer versions
static int test_blsiI_rReg_mem_1() {
return (0 - iFldV) & iFldV;
}
static int test_blsiI_rReg_mem_2() {
int sub = (0 - iFld);
iFldV++;
return sub & iFld;
}
static int test_blsrI_rReg_mem_1() {
return (iFldV - 1) & iFldV;
}
static int test_blsrI_rReg_mem_2() {
int sub = (iFld - 1);
iFldV++;
return sub & iFld;
}
static int test_blsmskI_rReg_mem_1() {
return (iFldV - 1) ^ iFldV;
}
static int test_blsmskI_rReg_mem_2() {
int sub = (iFld - 1);
iFldV++;
return sub ^ iFld;
}
// Long versions
static long test_blsiL_rReg_mem_1() {
return (0 - lFldV) & lFldV;
}
static long test_blsiL_rReg_mem_2() {
long sub = (0 - lFld);
lFldV++;
return sub & lFld;
}
static long test_blsrL_rReg_mem_1() {
return (lFldV - 1) & lFldV;
}
static long test_blsrL_rReg_mem_2() {
long sub = (lFld - 1);
lFldV++;
return sub & lFld;
}
static long test_blsmskL_rReg_mem_1() {
return (lFldV - 1) ^ lFldV;
}
static long test_blsmskL_rReg_mem_2() {
long sub = (lFld - 1);
lFldV++;
return sub ^ lFld;
}
public static void main(String[] args) {
for (int i = 0;i < 100_000;++i) {
test_blsiI_rReg_mem_1();
test_blsiI_rReg_mem_2();
test_blsrI_rReg_mem_1();
test_blsrI_rReg_mem_2();
test_blsmskI_rReg_mem_1();
test_blsmskI_rReg_mem_2();
test_blsiL_rReg_mem_1();
test_blsiL_rReg_mem_2();
test_blsrL_rReg_mem_1();
test_blsrL_rReg_mem_2();
test_blsmskL_rReg_mem_1();
test_blsmskL_rReg_mem_2();
}
}
}
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