aoqi@0: /*
aoqi@0:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 8031321
aoqi@0:  * @summary Support BMI1 instructions on x86/x64
aoqi@0:  * @run main/othervm -Xbatch -XX:-TieredCompilation -XX:CompileCommand=compileonly,BMITests.* BMI1
aoqi@0:  *
aoqi@0:  */
aoqi@0: 
aoqi@0: class MemI {
aoqi@0:   public int x;
aoqi@0:   public MemI(int x) { this.x = x; }
aoqi@0: }
aoqi@0: 
aoqi@0: class MemL {
aoqi@0:   public long x;
aoqi@0:   public MemL(long x) { this.x = x; }
aoqi@0: }
aoqi@0: 
aoqi@0: class BMITests {
aoqi@0:   static int andnl(int src1, int src2) {
aoqi@0:     return ~src1 & src2;
aoqi@0:   }
aoqi@0:   static long andnq(long src1, long src2) {
aoqi@0:     return ~src1 & src2;
aoqi@0:   }
aoqi@0:   static int andnl(int src1, MemI src2) {
aoqi@0:     return ~src1 & src2.x;
aoqi@0:   }
aoqi@0:   static long andnq(long src1, MemL src2) {
aoqi@0:     return ~src1 & src2.x;
aoqi@0:   }
aoqi@0:   static int blsil(int src1) {
aoqi@0:     return src1 & -src1;
aoqi@0:   }
aoqi@0:   static long blsiq(long src1) {
aoqi@0:     return src1 & -src1;
aoqi@0:   }
aoqi@0:   static int blsil(MemI src1) {
aoqi@0:     return src1.x & -src1.x;
aoqi@0:   }
aoqi@0:   static long blsiq(MemL src1) {
aoqi@0:     return src1.x & -src1.x;
aoqi@0:   }
aoqi@0:   static int blsmskl(int src1) {
aoqi@0:     return (src1 - 1) ^ src1;
aoqi@0:   }
aoqi@0:   static long blsmskq(long src1) {
aoqi@0:     return (src1 - 1) ^ src1;
aoqi@0:   }
aoqi@0:   static int blsmskl(MemI src1) {
aoqi@0:     return (src1.x - 1) ^ src1.x;
aoqi@0:   }
aoqi@0:   static long blsmskq(MemL src1) {
aoqi@0:     return (src1.x - 1) ^ src1.x;
aoqi@0:   }
aoqi@0:   static int blsrl(int src1) {
aoqi@0:     return (src1 - 1) & src1;
aoqi@0:   }
aoqi@0:   static long blsrq(long src1) {
aoqi@0:     return (src1 - 1) & src1;
aoqi@0:   }
aoqi@0:   static int blsrl(MemI src1) {
aoqi@0:     return (src1.x - 1) & src1.x;
aoqi@0:   }
aoqi@0:   static long blsrq(MemL src1) {
aoqi@0:     return (src1.x - 1) & src1.x;
aoqi@0:   }
aoqi@0:   static int lzcntl(int src1) {
aoqi@0:     return Integer.numberOfLeadingZeros(src1);
aoqi@0:   }
aoqi@0:   static int lzcntq(long src1) {
aoqi@0:     return Long.numberOfLeadingZeros(src1);
aoqi@0:   }
aoqi@0:   static int tzcntl(int src1) {
aoqi@0:     return Integer.numberOfTrailingZeros(src1);
aoqi@0:   }
aoqi@0:   static int tzcntq(long src1) {
aoqi@0:     return Long.numberOfTrailingZeros(src1);
aoqi@0:   }
aoqi@0: }
aoqi@0: 
aoqi@0: public class BMI1 {
aoqi@0:   private final static int ITERATIONS = 1000000;
aoqi@0: 
aoqi@0:   public static void main(String[] args) {
aoqi@0:     int ix = 0x01234567;
aoqi@0:     int iy = 0x89abcdef;
aoqi@0:     MemI imy = new MemI(iy);
aoqi@0:     long lx = 0x0123456701234567L;
aoqi@0:     long ly = 0x89abcdef89abcdefL;
aoqi@0:     MemL lmy = new MemL(ly);
aoqi@0: 
aoqi@0:     { // match(Set dst (AndI (XorI src1 minus_1) src2))
aoqi@0:       int z = BMITests.andnl(ix, iy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.andnl(ix, iy);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("andnl with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndL (XorL src1 minus_1) src2))
aoqi@0:       long z = BMITests.andnq(lx, ly);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.andnq(lx, ly);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("andnq with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndI (XorI src1 minus_1) (LoadI src2)))
aoqi@0:       int z = BMITests.andnl(ix, imy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.andnl(ix, imy);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("andnl with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndL (XorL src1 minus_1) (LoadL src2)))
aoqi@0:       long z = BMITests.andnq(lx, lmy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.andnq(lx, lmy);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("andnq with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndI (SubI imm_zero src) src))
aoqi@0:       int z = BMITests.blsil(ix);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.blsil(ix);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("blsil with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndL (SubL imm_zero src) src))
aoqi@0:       long z = BMITests.blsiq(lx);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.blsiq(lx);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("blsiq with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndI (SubI imm_zero (LoadI src) ) (LoadI src) ))
aoqi@0:       int z = BMITests.blsil(imy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.blsil(imy);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("blsil with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndL (SubL imm_zero (LoadL src) ) (LoadL src) ))
aoqi@0:       long z = BMITests.blsiq(lmy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.blsiq(lmy);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("blsiq with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0: 
aoqi@0:     { // match(Set dst (XorI (AddI src minus_1) src))
aoqi@0:       int z = BMITests.blsmskl(ix);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.blsmskl(ix);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("blsmskl with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (XorL (AddL src minus_1) src))
aoqi@0:       long z = BMITests.blsmskq(lx);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.blsmskq(lx);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("blsmskq with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (XorI (AddI (LoadI src) minus_1) (LoadI src) ) )
aoqi@0:       int z = BMITests.blsmskl(imy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.blsmskl(imy);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("blsmskl with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     {  // match(Set dst (XorL (AddL (LoadL src) minus_1) (LoadL src) ) )
aoqi@0:       long z = BMITests.blsmskq(lmy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.blsmskq(lmy);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("blsmskq with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0: 
aoqi@0:     { //  match(Set dst (AndI (AddI src minus_1) src) )
aoqi@0:       int z = BMITests.blsrl(ix);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.blsrl(ix);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("blsrl with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndL (AddL src minus_1) src) )
aoqi@0:       long z = BMITests.blsrq(lx);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.blsrq(lx);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("blsrq with register failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndI (AddI (LoadI src) minus_1) (LoadI src) ) )
aoqi@0:       int z = BMITests.blsrl(imy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.blsrl(imy);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("blsrl with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     { // match(Set dst (AndL (AddL (LoadL src) minus_1) (LoadL src)) )
aoqi@0:       long z = BMITests.blsrq(lmy);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         long ll = BMITests.blsrq(lmy);
aoqi@0:         if (ll != z) {
aoqi@0:           throw new Error("blsrq with memory failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0: 
aoqi@0:     {
aoqi@0:       int z = BMITests.lzcntl(ix);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.lzcntl(ix);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("lzcntl failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     {
aoqi@0:       int z = BMITests.lzcntq(lx);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.lzcntq(lx);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("lzcntq failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0: 
aoqi@0:     {
aoqi@0:       int z = BMITests.tzcntl(ix);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.tzcntl(ix);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("tzcntl failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:     {
aoqi@0:       int z = BMITests.tzcntq(lx);
aoqi@0:       for (int i = 0; i < ITERATIONS; i++) {
aoqi@0:         int ii = BMITests.tzcntq(lx);
aoqi@0:         if (ii != z) {
aoqi@0:           throw new Error("tzcntq failed");
aoqi@0:         }
aoqi@0:       }
aoqi@0:     }
aoqi@0:   }
aoqi@0: }