| /* |
| * Copyright (c) 2014, 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 8031321 |
| * @summary Support BMI1 instructions on x86/x64 |
| * @run main/othervm -Xbatch -XX:-TieredCompilation -XX:CompileCommand=compileonly,BMITests.* BMI1 |
| * |
| */ |
| |
| class MemI { |
| public int x; |
| public MemI(int x) { this.x = x; } |
| } |
| |
| class MemL { |
| public long x; |
| public MemL(long x) { this.x = x; } |
| } |
| |
| class BMITests { |
| static int andnl(int src1, int src2) { |
| return ~src1 & src2; |
| } |
| static long andnq(long src1, long src2) { |
| return ~src1 & src2; |
| } |
| static int andnl(int src1, MemI src2) { |
| return ~src1 & src2.x; |
| } |
| static long andnq(long src1, MemL src2) { |
| return ~src1 & src2.x; |
| } |
| static int blsil(int src1) { |
| return src1 & -src1; |
| } |
| static long blsiq(long src1) { |
| return src1 & -src1; |
| } |
| static int blsil(MemI src1) { |
| return src1.x & -src1.x; |
| } |
| static long blsiq(MemL src1) { |
| return src1.x & -src1.x; |
| } |
| static int blsmskl(int src1) { |
| return (src1 - 1) ^ src1; |
| } |
| static long blsmskq(long src1) { |
| return (src1 - 1) ^ src1; |
| } |
| static int blsmskl(MemI src1) { |
| return (src1.x - 1) ^ src1.x; |
| } |
| static long blsmskq(MemL src1) { |
| return (src1.x - 1) ^ src1.x; |
| } |
| static int blsrl(int src1) { |
| return (src1 - 1) & src1; |
| } |
| static long blsrq(long src1) { |
| return (src1 - 1) & src1; |
| } |
| static int blsrl(MemI src1) { |
| return (src1.x - 1) & src1.x; |
| } |
| static long blsrq(MemL src1) { |
| return (src1.x - 1) & src1.x; |
| } |
| static int lzcntl(int src1) { |
| return Integer.numberOfLeadingZeros(src1); |
| } |
| static int lzcntq(long src1) { |
| return Long.numberOfLeadingZeros(src1); |
| } |
| static int tzcntl(int src1) { |
| return Integer.numberOfTrailingZeros(src1); |
| } |
| static int tzcntq(long src1) { |
| return Long.numberOfTrailingZeros(src1); |
| } |
| } |
| |
| public class BMI1 { |
| private final static int ITERATIONS = 1000000; |
| |
| public static void main(String[] args) { |
| int ix = 0x01234567; |
| int iy = 0x89abcdef; |
| MemI imy = new MemI(iy); |
| long lx = 0x0123456701234567L; |
| long ly = 0x89abcdef89abcdefL; |
| MemL lmy = new MemL(ly); |
| |
| { // match(Set dst (AndI (XorI src1 minus_1) src2)) |
| int z = BMITests.andnl(ix, iy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.andnl(ix, iy); |
| if (ii != z) { |
| throw new Error("andnl with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndL (XorL src1 minus_1) src2)) |
| long z = BMITests.andnq(lx, ly); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.andnq(lx, ly); |
| if (ll != z) { |
| throw new Error("andnq with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndI (XorI src1 minus_1) (LoadI src2))) |
| int z = BMITests.andnl(ix, imy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.andnl(ix, imy); |
| if (ii != z) { |
| throw new Error("andnl with memory failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndL (XorL src1 minus_1) (LoadL src2))) |
| long z = BMITests.andnq(lx, lmy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.andnq(lx, lmy); |
| if (ll != z) { |
| throw new Error("andnq with memory failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndI (SubI imm_zero src) src)) |
| int z = BMITests.blsil(ix); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.blsil(ix); |
| if (ii != z) { |
| throw new Error("blsil with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndL (SubL imm_zero src) src)) |
| long z = BMITests.blsiq(lx); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.blsiq(lx); |
| if (ll != z) { |
| throw new Error("blsiq with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndI (SubI imm_zero (LoadI src) ) (LoadI src) )) |
| int z = BMITests.blsil(imy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.blsil(imy); |
| if (ii != z) { |
| throw new Error("blsil with memory failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndL (SubL imm_zero (LoadL src) ) (LoadL src) )) |
| long z = BMITests.blsiq(lmy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.blsiq(lmy); |
| if (ll != z) { |
| throw new Error("blsiq with memory failed"); |
| } |
| } |
| } |
| |
| { // match(Set dst (XorI (AddI src minus_1) src)) |
| int z = BMITests.blsmskl(ix); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.blsmskl(ix); |
| if (ii != z) { |
| throw new Error("blsmskl with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (XorL (AddL src minus_1) src)) |
| long z = BMITests.blsmskq(lx); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.blsmskq(lx); |
| if (ll != z) { |
| throw new Error("blsmskq with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (XorI (AddI (LoadI src) minus_1) (LoadI src) ) ) |
| int z = BMITests.blsmskl(imy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.blsmskl(imy); |
| if (ii != z) { |
| throw new Error("blsmskl with memory failed"); |
| } |
| } |
| } |
| { // match(Set dst (XorL (AddL (LoadL src) minus_1) (LoadL src) ) ) |
| long z = BMITests.blsmskq(lmy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.blsmskq(lmy); |
| if (ll != z) { |
| throw new Error("blsmskq with memory failed"); |
| } |
| } |
| } |
| |
| { // match(Set dst (AndI (AddI src minus_1) src) ) |
| int z = BMITests.blsrl(ix); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.blsrl(ix); |
| if (ii != z) { |
| throw new Error("blsrl with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndL (AddL src minus_1) src) ) |
| long z = BMITests.blsrq(lx); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.blsrq(lx); |
| if (ll != z) { |
| throw new Error("blsrq with register failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndI (AddI (LoadI src) minus_1) (LoadI src) ) ) |
| int z = BMITests.blsrl(imy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.blsrl(imy); |
| if (ii != z) { |
| throw new Error("blsrl with memory failed"); |
| } |
| } |
| } |
| { // match(Set dst (AndL (AddL (LoadL src) minus_1) (LoadL src)) ) |
| long z = BMITests.blsrq(lmy); |
| for (int i = 0; i < ITERATIONS; i++) { |
| long ll = BMITests.blsrq(lmy); |
| if (ll != z) { |
| throw new Error("blsrq with memory failed"); |
| } |
| } |
| } |
| |
| { |
| int z = BMITests.lzcntl(ix); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.lzcntl(ix); |
| if (ii != z) { |
| throw new Error("lzcntl failed"); |
| } |
| } |
| } |
| { |
| int z = BMITests.lzcntq(lx); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.lzcntq(lx); |
| if (ii != z) { |
| throw new Error("lzcntq failed"); |
| } |
| } |
| } |
| |
| { |
| int z = BMITests.tzcntl(ix); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.tzcntl(ix); |
| if (ii != z) { |
| throw new Error("tzcntl failed"); |
| } |
| } |
| } |
| { |
| int z = BMITests.tzcntq(lx); |
| for (int i = 0; i < ITERATIONS; i++) { |
| int ii = BMITests.tzcntq(lx); |
| if (ii != z) { |
| throw new Error("tzcntq failed"); |
| } |
| } |
| } |
| } |
| } |
