test/compiler/8004867/TestIntAtomicCAS.java

changeset 0
f90c822e73f8
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/compiler/8004867/TestIntAtomicCAS.java	Wed Apr 27 01:25:04 2016 +0800
     1.3 @@ -0,0 +1,969 @@
     1.4 +/*
     1.5 + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
     1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     1.7 + *
     1.8 + * This code is free software; you can redistribute it and/or modify it
     1.9 + * under the terms of the GNU General Public License version 2 only, as
    1.10 + * published by the Free Software Foundation.
    1.11 + *
    1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
    1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    1.14 + * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    1.15 + * version 2 for more details (a copy is included in the LICENSE file that
    1.16 + * accompanied this code).
    1.17 + *
    1.18 + * You should have received a copy of the GNU General Public License version
    1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
    1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    1.21 + *
    1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    1.23 + * or visit www.oracle.com if you need additional information or have any
    1.24 + * questions.
    1.25 + *
    1.26 + */
    1.27 +
    1.28 +/**
    1.29 + * @test
    1.30 + * @bug 8004867
    1.31 + * @summary VM crashing with assert "share/vm/opto/node.hpp:357 - assert(i < _max) failed: oob"
    1.32 + *
    1.33 + * @run main/othervm/timeout=300 -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:-TieredCompilation -XX:-OptimizeFill TestIntAtomicCAS
    1.34 + * @run main/othervm/timeout=300 -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:-TieredCompilation -XX:+OptimizeFill TestIntAtomicCAS
    1.35 + */
    1.36 +
    1.37 +import java.util.concurrent.atomic.AtomicIntegerArray;
    1.38 +
    1.39 +public class TestIntAtomicCAS {
    1.40 +  private static final int ARRLEN = 97;
    1.41 +  private static final int ITERS  = 11000;
    1.42 +  private static final int OFFSET = 3;
    1.43 +  private static final int SCALE = 2;
    1.44 +  private static final int ALIGN_OFF = 8;
    1.45 +  private static final int UNALIGN_OFF = 5;
    1.46 +
    1.47 +  public static void main(String args[]) {
    1.48 +    System.out.println("Testing Integer array atomic CAS operations");
    1.49 +    int errn = test(false);
    1.50 +    if (errn > 0) {
    1.51 +      System.err.println("FAILED: " + errn + " errors");
    1.52 +      System.exit(97);
    1.53 +    }
    1.54 +    System.out.println("PASSED");
    1.55 +  }
    1.56 +
    1.57 +  static int test(boolean test_only) {
    1.58 +    AtomicIntegerArray a1 = new AtomicIntegerArray(ARRLEN);
    1.59 +    AtomicIntegerArray a2 = new AtomicIntegerArray(ARRLEN);
    1.60 +    // Initialize
    1.61 +    for (int i=0; i<ARRLEN; i++) {
    1.62 +      a1.set(i, -1);
    1.63 +      a2.set(i, -1);
    1.64 +    }
    1.65 +    System.out.println("Warmup");
    1.66 +    for (int i=0; i<ITERS; i++) {
    1.67 +      test_ci(a1);
    1.68 +      test_vi(a2, 123, -1);
    1.69 +      test_cp(a1, a2);
    1.70 +      test_2ci(a1, a2);
    1.71 +      test_2vi(a1, a2, 123, 103);
    1.72 +      test_ci_neg(a1, 123);
    1.73 +      test_vi_neg(a2, 123, 103);
    1.74 +      test_cp_neg(a1, a2);
    1.75 +      test_2ci_neg(a1, a2);
    1.76 +      test_2vi_neg(a1, a2, 123, 103);
    1.77 +      test_ci_oppos(a1, 123);
    1.78 +      test_vi_oppos(a2, 123, 103);
    1.79 +      test_cp_oppos(a1, a2);
    1.80 +      test_2ci_oppos(a1, a2);
    1.81 +      test_2vi_oppos(a1, a2, 123, 103);
    1.82 +      test_ci_off(a1, 123);
    1.83 +      test_vi_off(a2, 123, 103);
    1.84 +      test_cp_off(a1, a2);
    1.85 +      test_2ci_off(a1, a2);
    1.86 +      test_2vi_off(a1, a2, 123, 103);
    1.87 +      test_ci_inv(a1, OFFSET, 123);
    1.88 +      test_vi_inv(a2, 123, OFFSET, 103);
    1.89 +      test_cp_inv(a1, a2, OFFSET);
    1.90 +      test_2ci_inv(a1, a2, OFFSET);
    1.91 +      test_2vi_inv(a1, a2, 123, 103, OFFSET);
    1.92 +      test_ci_scl(a1, 123);
    1.93 +      test_vi_scl(a2, 123, 103);
    1.94 +      test_cp_scl(a1, a2);
    1.95 +      test_2ci_scl(a1, a2);
    1.96 +      test_2vi_scl(a1, a2, 123, 103);
    1.97 +      test_cp_alndst(a1, a2);
    1.98 +      test_cp_alnsrc(a1, a2);
    1.99 +      test_2ci_aln(a1, a2);
   1.100 +      test_2vi_aln(a1, a2, 123, 103);
   1.101 +      test_cp_unalndst(a1, a2);
   1.102 +      test_cp_unalnsrc(a1, a2);
   1.103 +      test_2ci_unaln(a1, a2);
   1.104 +      test_2vi_unaln(a1, a2, 123, 103);
   1.105 +    }
   1.106 +    // Initialize
   1.107 +    for (int i=0; i<ARRLEN; i++) {
   1.108 +      a1.set(i, -1);
   1.109 +      a2.set(i, -1);
   1.110 +    }
   1.111 +    // Test and verify results
   1.112 +    System.out.println("Verification");
   1.113 +    int errn = 0;
   1.114 +    {
   1.115 +      test_ci(a1);
   1.116 +      for (int i=0; i<ARRLEN; i++) {
   1.117 +        errn += verify("test_ci: a1", i, a1.get(i), -123);
   1.118 +      }
   1.119 +      test_vi(a2, 123, -1);
   1.120 +      for (int i=0; i<ARRLEN; i++) {
   1.121 +        errn += verify("test_vi: a2", i, a2.get(i), 123);
   1.122 +      }
   1.123 +      test_cp(a1, a2);
   1.124 +      for (int i=0; i<ARRLEN; i++) {
   1.125 +        errn += verify("test_cp: a1", i, a1.get(i), 123);
   1.126 +      }
   1.127 +      test_2ci(a1, a2);
   1.128 +      for (int i=0; i<ARRLEN; i++) {
   1.129 +        errn += verify("test_2ci: a1", i, a1.get(i), -123);
   1.130 +        errn += verify("test_2ci: a2", i, a2.get(i), -103);
   1.131 +      }
   1.132 +      test_2vi(a1, a2, 123, 103);
   1.133 +      for (int i=0; i<ARRLEN; i++) {
   1.134 +        errn += verify("test_2vi: a1", i, a1.get(i), 123);
   1.135 +        errn += verify("test_2vi: a2", i, a2.get(i), 103);
   1.136 +      }
   1.137 +      // Reset for negative stride
   1.138 +      for (int i=0; i<ARRLEN; i++) {
   1.139 +        a1.set(i, -1);
   1.140 +        a2.set(i, -1);
   1.141 +      }
   1.142 +      test_ci_neg(a1, -1);
   1.143 +      for (int i=0; i<ARRLEN; i++) {
   1.144 +        errn += verify("test_ci_neg: a1", i, a1.get(i), -123);
   1.145 +      }
   1.146 +      test_vi_neg(a2, 123, -1);
   1.147 +      for (int i=0; i<ARRLEN; i++) {
   1.148 +        errn += verify("test_vi_neg: a2", i, a2.get(i), 123);
   1.149 +      }
   1.150 +      test_cp_neg(a1, a2);
   1.151 +      for (int i=0; i<ARRLEN; i++) {
   1.152 +        errn += verify("test_cp_neg: a1", i, a1.get(i), 123);
   1.153 +      }
   1.154 +      test_2ci_neg(a1, a2);
   1.155 +      for (int i=0; i<ARRLEN; i++) {
   1.156 +        errn += verify("test_2ci_neg: a1", i, a1.get(i), -123);
   1.157 +        errn += verify("test_2ci_neg: a2", i, a2.get(i), -103);
   1.158 +      }
   1.159 +      test_2vi_neg(a1, a2, 123, 103);
   1.160 +      for (int i=0; i<ARRLEN; i++) {
   1.161 +        errn += verify("test_2vi_neg: a1", i, a1.get(i), 123);
   1.162 +        errn += verify("test_2vi_neg: a2", i, a2.get(i), 103);
   1.163 +      }
   1.164 +      // Reset for opposite stride
   1.165 +      for (int i=0; i<ARRLEN; i++) {
   1.166 +        a1.set(i, -1);
   1.167 +        a2.set(i, -1);
   1.168 +      }
   1.169 +      test_ci_oppos(a1, -1);
   1.170 +      for (int i=0; i<ARRLEN; i++) {
   1.171 +        errn += verify("test_ci_oppos: a1", i, a1.get(i), -123);
   1.172 +      }
   1.173 +      test_vi_oppos(a2, 123, -1);
   1.174 +      for (int i=0; i<ARRLEN; i++) {
   1.175 +        errn += verify("test_vi_oppos: a2", i, a2.get(i), 123);
   1.176 +      }
   1.177 +      test_cp_oppos(a1, a2);
   1.178 +      for (int i=0; i<ARRLEN; i++) {
   1.179 +        errn += verify("test_cp_oppos: a1", i, a1.get(i), 123);
   1.180 +      }
   1.181 +      test_2ci_oppos(a1, a2);
   1.182 +      for (int i=0; i<ARRLEN; i++) {
   1.183 +        errn += verify("test_2ci_oppos: a1", i, a1.get(i), -123);
   1.184 +        errn += verify("test_2ci_oppos: a2", i, a2.get(i), -103);
   1.185 +      }
   1.186 +      test_2vi_oppos(a1, a2, 123, 103);
   1.187 +      for (int i=0; i<ARRLEN; i++) {
   1.188 +        errn += verify("test_2vi_oppos: a1", i, a1.get(i), 123);
   1.189 +        errn += verify("test_2vi_oppos: a2", i, a2.get(i), 103);
   1.190 +      }
   1.191 +      // Reset for indexing with offset
   1.192 +      for (int i=0; i<ARRLEN; i++) {
   1.193 +        a1.set(i, -1);
   1.194 +        a2.set(i, -1);
   1.195 +      }
   1.196 +      test_ci_off(a1, -1);
   1.197 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.198 +        errn += verify("test_ci_off: a1", i, a1.get(i), -123);
   1.199 +      }
   1.200 +      test_vi_off(a2, 123, -1);
   1.201 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.202 +        errn += verify("test_vi_off: a2", i, a2.get(i), 123);
   1.203 +      }
   1.204 +      test_cp_off(a1, a2);
   1.205 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.206 +        errn += verify("test_cp_off: a1", i, a1.get(i), 123);
   1.207 +      }
   1.208 +      test_2ci_off(a1, a2);
   1.209 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.210 +        errn += verify("test_2ci_off: a1", i, a1.get(i), -123);
   1.211 +        errn += verify("test_2ci_off: a2", i, a2.get(i), -103);
   1.212 +      }
   1.213 +      test_2vi_off(a1, a2, 123, 103);
   1.214 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.215 +        errn += verify("test_2vi_off: a1", i, a1.get(i), 123);
   1.216 +        errn += verify("test_2vi_off: a2", i, a2.get(i), 103);
   1.217 +      }
   1.218 +      for (int i=0; i<OFFSET; i++) {
   1.219 +        errn += verify("test_2vi_off: a1", i, a1.get(i), -1);
   1.220 +        errn += verify("test_2vi_off: a2", i, a2.get(i), -1);
   1.221 +      }
   1.222 +      // Reset for indexing with invariant offset
   1.223 +      for (int i=0; i<ARRLEN; i++) {
   1.224 +        a1.set(i, -1);
   1.225 +        a2.set(i, -1);
   1.226 +      }
   1.227 +      test_ci_inv(a1, OFFSET, -1);
   1.228 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.229 +        errn += verify("test_ci_inv: a1", i, a1.get(i), -123);
   1.230 +      }
   1.231 +      test_vi_inv(a2, 123, OFFSET, -1);
   1.232 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.233 +        errn += verify("test_vi_inv: a2", i, a2.get(i), 123);
   1.234 +      }
   1.235 +      test_cp_inv(a1, a2, OFFSET);
   1.236 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.237 +        errn += verify("test_cp_inv: a1", i, a1.get(i), 123);
   1.238 +      }
   1.239 +      test_2ci_inv(a1, a2, OFFSET);
   1.240 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.241 +        errn += verify("test_2ci_inv: a1", i, a1.get(i), -123);
   1.242 +        errn += verify("test_2ci_inv: a2", i, a2.get(i), -103);
   1.243 +      }
   1.244 +      test_2vi_inv(a1, a2, 123, 103, OFFSET);
   1.245 +      for (int i=OFFSET; i<ARRLEN; i++) {
   1.246 +        errn += verify("test_2vi_inv: a1", i, a1.get(i), 123);
   1.247 +        errn += verify("test_2vi_inv: a2", i, a2.get(i), 103);
   1.248 +      }
   1.249 +      for (int i=0; i<OFFSET; i++) {
   1.250 +        errn += verify("test_2vi_inv: a1", i, a1.get(i), -1);
   1.251 +        errn += verify("test_2vi_inv: a2", i, a2.get(i), -1);
   1.252 +      }
   1.253 +      // Reset for indexing with scale
   1.254 +      for (int i=0; i<ARRLEN; i++) {
   1.255 +        a1.set(i, -1);
   1.256 +        a2.set(i, -1);
   1.257 +      }
   1.258 +      test_ci_scl(a1, -1);
   1.259 +      for (int i=0; i<ARRLEN; i++) {
   1.260 +        int val = (i%SCALE != 0) ? -1 : -123;
   1.261 +        errn += verify("test_ci_scl: a1", i, a1.get(i), val);
   1.262 +      }
   1.263 +      test_vi_scl(a2, 123, -1);
   1.264 +      for (int i=0; i<ARRLEN; i++) {
   1.265 +        int val = (i%SCALE != 0) ? -1 : 123;
   1.266 +        errn += verify("test_vi_scl: a2", i, a2.get(i), val);
   1.267 +      }
   1.268 +      test_cp_scl(a1, a2);
   1.269 +      for (int i=0; i<ARRLEN; i++) {
   1.270 +        int val = (i%SCALE != 0) ? -1 : 123;
   1.271 +        errn += verify("test_cp_scl: a1", i, a1.get(i), val);
   1.272 +      }
   1.273 +      test_2ci_scl(a1, a2);
   1.274 +      for (int i=0; i<ARRLEN; i++) {
   1.275 +        if (i%SCALE != 0) {
   1.276 +          errn += verify("test_2ci_scl: a1", i, a1.get(i), -1);
   1.277 +        } else if (i*SCALE < ARRLEN) {
   1.278 +          errn += verify("test_2ci_scl: a1", i*SCALE, a1.get(i*SCALE), -123);
   1.279 +        }
   1.280 +        if (i%SCALE != 0) {
   1.281 +          errn += verify("test_2ci_scl: a2", i, a2.get(i), -1);
   1.282 +        } else if (i*SCALE < ARRLEN) {
   1.283 +          errn += verify("test_2ci_scl: a2", i*SCALE, a2.get(i*SCALE), -103);
   1.284 +        }
   1.285 +      }
   1.286 +      test_2vi_scl(a1, a2, 123, 103);
   1.287 +      for (int i=0; i<ARRLEN; i++) {
   1.288 +        if (i%SCALE != 0) {
   1.289 +          errn += verify("test_2vi_scl: a1", i, a1.get(i), -1);
   1.290 +        } else if (i*SCALE < ARRLEN) {
   1.291 +          errn += verify("test_2vi_scl: a1", i*SCALE, a1.get(i*SCALE), 123);
   1.292 +        }
   1.293 +        if (i%SCALE != 0) {
   1.294 +          errn += verify("test_2vi_scl: a2", i, a2.get(i), -1);
   1.295 +        } else if (i*SCALE < ARRLEN) {
   1.296 +          errn += verify("test_2vi_scl: a2", i*SCALE, a2.get(i*SCALE), 103);
   1.297 +        }
   1.298 +      }
   1.299 +      // Reset for 2 arrays with relative aligned offset
   1.300 +      for (int i=0; i<ARRLEN; i++) {
   1.301 +        a1.set(i, -1);
   1.302 +        a2.set(i, -1);
   1.303 +      }
   1.304 +      test_vi(a2, 123, -1);
   1.305 +      test_cp_alndst(a1, a2);
   1.306 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.307 +        errn += verify("test_cp_alndst: a1", i, a1.get(i), -1);
   1.308 +      }
   1.309 +      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
   1.310 +        errn += verify("test_cp_alndst: a1", i, a1.get(i), 123);
   1.311 +      }
   1.312 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.313 +        a1.set(i, 123);
   1.314 +      }
   1.315 +      test_vi(a2, -123, 123);
   1.316 +      test_cp_alnsrc(a1, a2);
   1.317 +      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
   1.318 +        errn += verify("test_cp_alnsrc: a1", i, a1.get(i), -123);
   1.319 +      }
   1.320 +      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
   1.321 +        errn += verify("test_cp_alnsrc: a1", i, a1.get(i), 123);
   1.322 +      }
   1.323 +      for (int i=0; i<ARRLEN; i++) {
   1.324 +        a1.set(i, -1);
   1.325 +        a2.set(i, -1);
   1.326 +      }
   1.327 +      test_2ci_aln(a1, a2);
   1.328 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.329 +        errn += verify("test_2ci_aln: a1", i, a1.get(i), -1);
   1.330 +      }
   1.331 +      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
   1.332 +        errn += verify("test_2ci_aln: a1", i, a1.get(i), -123);
   1.333 +      }
   1.334 +      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
   1.335 +        errn += verify("test_2ci_aln: a2", i, a2.get(i), -103);
   1.336 +      }
   1.337 +      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
   1.338 +        errn += verify("test_2ci_aln: a2", i, a2.get(i), -1);
   1.339 +      }
   1.340 +      for (int i=0; i<ARRLEN; i++) {
   1.341 +        a1.set(i, -1);
   1.342 +        a2.set(i, -1);
   1.343 +      }
   1.344 +      test_2vi_aln(a1, a2, 123, 103);
   1.345 +      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
   1.346 +        errn += verify("test_2vi_aln: a1", i, a1.get(i), 123);
   1.347 +      }
   1.348 +      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
   1.349 +        errn += verify("test_2vi_aln: a1", i, a1.get(i), -1);
   1.350 +      }
   1.351 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.352 +        errn += verify("test_2vi_aln: a2", i, a2.get(i), -1);
   1.353 +      }
   1.354 +      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
   1.355 +        errn += verify("test_2vi_aln: a2", i, a2.get(i), 103);
   1.356 +      }
   1.357 +
   1.358 +      // Reset for 2 arrays with relative unaligned offset
   1.359 +      for (int i=0; i<ARRLEN; i++) {
   1.360 +        a1.set(i, -1);
   1.361 +        a2.set(i, -1);
   1.362 +      }
   1.363 +      test_vi(a2, 123, -1);
   1.364 +      test_cp_unalndst(a1, a2);
   1.365 +      for (int i=0; i<UNALIGN_OFF; i++) {
   1.366 +        errn += verify("test_cp_unalndst: a1", i, a1.get(i), -1);
   1.367 +      }
   1.368 +      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
   1.369 +        errn += verify("test_cp_unalndst: a1", i, a1.get(i), 123);
   1.370 +      }
   1.371 +      test_vi(a2, -123, 123);
   1.372 +      test_cp_unalnsrc(a1, a2);
   1.373 +      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
   1.374 +        errn += verify("test_cp_unalnsrc: a1", i, a1.get(i), -123);
   1.375 +      }
   1.376 +      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
   1.377 +        errn += verify("test_cp_unalnsrc: a1", i, a1.get(i), 123);
   1.378 +      }
   1.379 +      for (int i=0; i<ARRLEN; i++) {
   1.380 +        a1.set(i, -1);
   1.381 +        a2.set(i, -1);
   1.382 +      }
   1.383 +      test_2ci_unaln(a1, a2);
   1.384 +      for (int i=0; i<UNALIGN_OFF; i++) {
   1.385 +        errn += verify("test_2ci_unaln: a1", i, a1.get(i), -1);
   1.386 +      }
   1.387 +      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
   1.388 +        errn += verify("test_2ci_unaln: a1", i, a1.get(i), -123);
   1.389 +      }
   1.390 +      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
   1.391 +        errn += verify("test_2ci_unaln: a2", i, a2.get(i), -103);
   1.392 +      }
   1.393 +      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
   1.394 +        errn += verify("test_2ci_unaln: a2", i, a2.get(i), -1);
   1.395 +      }
   1.396 +      for (int i=0; i<ARRLEN; i++) {
   1.397 +        a1.set(i, -1);
   1.398 +        a2.set(i, -1);
   1.399 +      }
   1.400 +      test_2vi_unaln(a1, a2, 123, 103);
   1.401 +      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
   1.402 +        errn += verify("test_2vi_unaln: a1", i, a1.get(i), 123);
   1.403 +      }
   1.404 +      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
   1.405 +        errn += verify("test_2vi_unaln: a1", i, a1.get(i), -1);
   1.406 +      }
   1.407 +      for (int i=0; i<UNALIGN_OFF; i++) {
   1.408 +        errn += verify("test_2vi_unaln: a2", i, a2.get(i), -1);
   1.409 +      }
   1.410 +      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
   1.411 +        errn += verify("test_2vi_unaln: a2", i, a2.get(i), 103);
   1.412 +      }
   1.413 +
   1.414 +      // Reset for aligned overlap initialization
   1.415 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.416 +        a1.set(i, i);
   1.417 +      }
   1.418 +      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
   1.419 +        a1.set(i, -1);
   1.420 +      }
   1.421 +      test_cp_alndst(a1, a1);
   1.422 +      for (int i=0; i<ARRLEN; i++) {
   1.423 +        int v = i%ALIGN_OFF;
   1.424 +        errn += verify("test_cp_alndst_overlap: a1", i, a1.get(i), v);
   1.425 +      }
   1.426 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.427 +        a1.set((i+ALIGN_OFF), -1);
   1.428 +      }
   1.429 +      test_cp_alnsrc(a1, a1);
   1.430 +      for (int i=0; i<ALIGN_OFF; i++) {
   1.431 +        errn += verify("test_cp_alnsrc_overlap: a1", i, a1.get(i), -1);
   1.432 +      }
   1.433 +      for (int i=ALIGN_OFF; i<ARRLEN; i++) {
   1.434 +        int v = i%ALIGN_OFF;
   1.435 +        errn += verify("test_cp_alnsrc_overlap: a1", i, a1.get(i), v);
   1.436 +      }
   1.437 +      for (int i=0; i<ARRLEN; i++) {
   1.438 +        a1.set(i, -1);
   1.439 +      }
   1.440 +      test_2ci_aln(a1, a1);
   1.441 +      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
   1.442 +        errn += verify("test_2ci_aln_overlap: a1", i, a1.get(i), -103);
   1.443 +      }
   1.444 +      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
   1.445 +        errn += verify("test_2ci_aln_overlap: a1", i, a1.get(i), -123);
   1.446 +      }
   1.447 +      for (int i=0; i<ARRLEN; i++) {
   1.448 +        a1.set(i, -1);
   1.449 +      }
   1.450 +      test_2vi_aln(a1, a1, 123, 103);
   1.451 +      for (int i=0; i<ARRLEN-ALIGN_OFF; i++) {
   1.452 +        errn += verify("test_2vi_aln_overlap: a1", i, a1.get(i), 123);
   1.453 +      }
   1.454 +      for (int i=ARRLEN-ALIGN_OFF; i<ARRLEN; i++) {
   1.455 +        errn += verify("test_2vi_aln_overlap: a1", i, a1.get(i), 103);
   1.456 +      }
   1.457 +
   1.458 +      // Reset for unaligned overlap initialization
   1.459 +      for (int i=0; i<UNALIGN_OFF; i++) {
   1.460 +        a1.set(i, i);
   1.461 +      }
   1.462 +      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
   1.463 +        a1.set(i, -1);
   1.464 +      }
   1.465 +      test_cp_unalndst(a1, a1);
   1.466 +      for (int i=0; i<ARRLEN; i++) {
   1.467 +        int v = i%UNALIGN_OFF;
   1.468 +        errn += verify("test_cp_unalndst_overlap: a1", i, a1.get(i), v);
   1.469 +      }
   1.470 +      for (int i=0; i<UNALIGN_OFF; i++) {
   1.471 +        a1.set((i+UNALIGN_OFF), -1);
   1.472 +      }
   1.473 +      test_cp_unalnsrc(a1, a1);
   1.474 +      for (int i=0; i<UNALIGN_OFF; i++) {
   1.475 +        errn += verify("test_cp_unalnsrc_overlap: a1", i, a1.get(i), -1);
   1.476 +      }
   1.477 +      for (int i=UNALIGN_OFF; i<ARRLEN; i++) {
   1.478 +        int v = i%UNALIGN_OFF;
   1.479 +        errn += verify("test_cp_unalnsrc_overlap: a1", i, a1.get(i), v);
   1.480 +      }
   1.481 +      for (int i=0; i<ARRLEN; i++) {
   1.482 +        a1.set(i, -1);
   1.483 +      }
   1.484 +      test_2ci_unaln(a1, a1);
   1.485 +      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
   1.486 +        errn += verify("test_2ci_unaln_overlap: a1", i, a1.get(i), -103);
   1.487 +      }
   1.488 +      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
   1.489 +        errn += verify("test_2ci_unaln_overlap: a1", i, a1.get(i), -123);
   1.490 +      }
   1.491 +      for (int i=0; i<ARRLEN; i++) {
   1.492 +        a1.set(i, -1);
   1.493 +      }
   1.494 +      test_2vi_unaln(a1, a1, 123, 103);
   1.495 +      for (int i=0; i<ARRLEN-UNALIGN_OFF; i++) {
   1.496 +        errn += verify("test_2vi_unaln_overlap: a1", i, a1.get(i), 123);
   1.497 +      }
   1.498 +      for (int i=ARRLEN-UNALIGN_OFF; i<ARRLEN; i++) {
   1.499 +        errn += verify("test_2vi_unaln_overlap: a1", i, a1.get(i), 103);
   1.500 +      }
   1.501 +
   1.502 +    }
   1.503 +
   1.504 +    if (errn > 0 || test_only)
   1.505 +      return errn;
   1.506 +
   1.507 +    // Initialize
   1.508 +    for (int i=0; i<ARRLEN; i++) {
   1.509 +      a1.set(i, -1);
   1.510 +      a2.set(i, -1);
   1.511 +    }
   1.512 +    System.out.println("Time");
   1.513 +    long start, end;
   1.514 +    start = System.currentTimeMillis();
   1.515 +    for (int i=0; i<ITERS; i++) {
   1.516 +      test_ci(a1);
   1.517 +    }
   1.518 +    end = System.currentTimeMillis();
   1.519 +    System.out.println("test_ci: " + (end - start));
   1.520 +    start = System.currentTimeMillis();
   1.521 +    for (int i=0; i<ITERS; i++) {
   1.522 +      test_vi(a2, 123, -1);
   1.523 +    }
   1.524 +    end = System.currentTimeMillis();
   1.525 +    System.out.println("test_vi: " + (end - start));
   1.526 +    start = System.currentTimeMillis();
   1.527 +    for (int i=0; i<ITERS; i++) {
   1.528 +      test_cp(a1, a2);
   1.529 +    }
   1.530 +    end = System.currentTimeMillis();
   1.531 +    System.out.println("test_cp: " + (end - start));
   1.532 +    start = System.currentTimeMillis();
   1.533 +    for (int i=0; i<ITERS; i++) {
   1.534 +      test_2ci(a1, a2);
   1.535 +    }
   1.536 +    end = System.currentTimeMillis();
   1.537 +    System.out.println("test_2ci: " + (end - start));
   1.538 +    start = System.currentTimeMillis();
   1.539 +    for (int i=0; i<ITERS; i++) {
   1.540 +      test_2vi(a1, a2, 123, 103);
   1.541 +    }
   1.542 +    end = System.currentTimeMillis();
   1.543 +    System.out.println("test_2vi: " + (end - start));
   1.544 +
   1.545 +    start = System.currentTimeMillis();
   1.546 +    for (int i=0; i<ITERS; i++) {
   1.547 +      test_ci_neg(a1, 123);
   1.548 +    }
   1.549 +    end = System.currentTimeMillis();
   1.550 +    System.out.println("test_ci_neg: " + (end - start));
   1.551 +    start = System.currentTimeMillis();
   1.552 +    for (int i=0; i<ITERS; i++) {
   1.553 +      test_vi_neg(a2, 123, 103);
   1.554 +    }
   1.555 +    end = System.currentTimeMillis();
   1.556 +    System.out.println("test_vi_neg: " + (end - start));
   1.557 +    start = System.currentTimeMillis();
   1.558 +    for (int i=0; i<ITERS; i++) {
   1.559 +      test_cp_neg(a1, a2);
   1.560 +    }
   1.561 +    end = System.currentTimeMillis();
   1.562 +    System.out.println("test_cp_neg: " + (end - start));
   1.563 +    start = System.currentTimeMillis();
   1.564 +    for (int i=0; i<ITERS; i++) {
   1.565 +      test_2ci_neg(a1, a2);
   1.566 +    }
   1.567 +    end = System.currentTimeMillis();
   1.568 +    System.out.println("test_2ci_neg: " + (end - start));
   1.569 +    start = System.currentTimeMillis();
   1.570 +    for (int i=0; i<ITERS; i++) {
   1.571 +      test_2vi_neg(a1, a2, 123, 103);
   1.572 +    }
   1.573 +    end = System.currentTimeMillis();
   1.574 +    System.out.println("test_2vi_neg: " + (end - start));
   1.575 +
   1.576 +    start = System.currentTimeMillis();
   1.577 +    for (int i=0; i<ITERS; i++) {
   1.578 +      test_ci_oppos(a1, 123);
   1.579 +    }
   1.580 +    end = System.currentTimeMillis();
   1.581 +    System.out.println("test_ci_oppos: " + (end - start));
   1.582 +    start = System.currentTimeMillis();
   1.583 +    for (int i=0; i<ITERS; i++) {
   1.584 +      test_vi_oppos(a2, 123, 103);
   1.585 +    }
   1.586 +    end = System.currentTimeMillis();
   1.587 +    System.out.println("test_vi_oppos: " + (end - start));
   1.588 +    start = System.currentTimeMillis();
   1.589 +    for (int i=0; i<ITERS; i++) {
   1.590 +      test_cp_oppos(a1, a2);
   1.591 +    }
   1.592 +    end = System.currentTimeMillis();
   1.593 +    System.out.println("test_cp_oppos: " + (end - start));
   1.594 +    start = System.currentTimeMillis();
   1.595 +    for (int i=0; i<ITERS; i++) {
   1.596 +      test_2ci_oppos(a1, a2);
   1.597 +    }
   1.598 +    end = System.currentTimeMillis();
   1.599 +    System.out.println("test_2ci_oppos: " + (end - start));
   1.600 +    start = System.currentTimeMillis();
   1.601 +    for (int i=0; i<ITERS; i++) {
   1.602 +      test_2vi_oppos(a1, a2, 123, 103);
   1.603 +    }
   1.604 +    end = System.currentTimeMillis();
   1.605 +    System.out.println("test_2vi_oppos: " + (end - start));
   1.606 +
   1.607 +    start = System.currentTimeMillis();
   1.608 +    for (int i=0; i<ITERS; i++) {
   1.609 +      test_ci_off(a1, 123);
   1.610 +    }
   1.611 +    end = System.currentTimeMillis();
   1.612 +    System.out.println("test_ci_off: " + (end - start));
   1.613 +    start = System.currentTimeMillis();
   1.614 +    for (int i=0; i<ITERS; i++) {
   1.615 +      test_vi_off(a2, 123, 103);
   1.616 +    }
   1.617 +    end = System.currentTimeMillis();
   1.618 +    System.out.println("test_vi_off: " + (end - start));
   1.619 +    start = System.currentTimeMillis();
   1.620 +    for (int i=0; i<ITERS; i++) {
   1.621 +      test_cp_off(a1, a2);
   1.622 +    }
   1.623 +    end = System.currentTimeMillis();
   1.624 +    System.out.println("test_cp_off: " + (end - start));
   1.625 +    start = System.currentTimeMillis();
   1.626 +    for (int i=0; i<ITERS; i++) {
   1.627 +      test_2ci_off(a1, a2);
   1.628 +    }
   1.629 +    end = System.currentTimeMillis();
   1.630 +    System.out.println("test_2ci_off: " + (end - start));
   1.631 +    start = System.currentTimeMillis();
   1.632 +    for (int i=0; i<ITERS; i++) {
   1.633 +      test_2vi_off(a1, a2, 123, 103);
   1.634 +    }
   1.635 +    end = System.currentTimeMillis();
   1.636 +    System.out.println("test_2vi_off: " + (end - start));
   1.637 +
   1.638 +    start = System.currentTimeMillis();
   1.639 +    for (int i=0; i<ITERS; i++) {
   1.640 +      test_ci_inv(a1, OFFSET, 123);
   1.641 +    }
   1.642 +    end = System.currentTimeMillis();
   1.643 +    System.out.println("test_ci_inv: " + (end - start));
   1.644 +    start = System.currentTimeMillis();
   1.645 +    for (int i=0; i<ITERS; i++) {
   1.646 +      test_vi_inv(a2, 123, OFFSET, 103);
   1.647 +    }
   1.648 +    end = System.currentTimeMillis();
   1.649 +    System.out.println("test_vi_inv: " + (end - start));
   1.650 +    start = System.currentTimeMillis();
   1.651 +    for (int i=0; i<ITERS; i++) {
   1.652 +      test_cp_inv(a1, a2, OFFSET);
   1.653 +    }
   1.654 +    end = System.currentTimeMillis();
   1.655 +    System.out.println("test_cp_inv: " + (end - start));
   1.656 +    start = System.currentTimeMillis();
   1.657 +    for (int i=0; i<ITERS; i++) {
   1.658 +      test_2ci_inv(a1, a2, OFFSET);
   1.659 +    }
   1.660 +    end = System.currentTimeMillis();
   1.661 +    System.out.println("test_2ci_inv: " + (end - start));
   1.662 +    start = System.currentTimeMillis();
   1.663 +    for (int i=0; i<ITERS; i++) {
   1.664 +      test_2vi_inv(a1, a2, 123, 103, OFFSET);
   1.665 +    }
   1.666 +    end = System.currentTimeMillis();
   1.667 +    System.out.println("test_2vi_inv: " + (end - start));
   1.668 +
   1.669 +    start = System.currentTimeMillis();
   1.670 +    for (int i=0; i<ITERS; i++) {
   1.671 +      test_ci_scl(a1, 123);
   1.672 +    }
   1.673 +    end = System.currentTimeMillis();
   1.674 +    System.out.println("test_ci_scl: " + (end - start));
   1.675 +    start = System.currentTimeMillis();
   1.676 +    for (int i=0; i<ITERS; i++) {
   1.677 +      test_vi_scl(a2, 123, 103);
   1.678 +    }
   1.679 +    end = System.currentTimeMillis();
   1.680 +    System.out.println("test_vi_scl: " + (end - start));
   1.681 +    start = System.currentTimeMillis();
   1.682 +    for (int i=0; i<ITERS; i++) {
   1.683 +      test_cp_scl(a1, a2);
   1.684 +    }
   1.685 +    end = System.currentTimeMillis();
   1.686 +    System.out.println("test_cp_scl: " + (end - start));
   1.687 +    start = System.currentTimeMillis();
   1.688 +    for (int i=0; i<ITERS; i++) {
   1.689 +      test_2ci_scl(a1, a2);
   1.690 +    }
   1.691 +    end = System.currentTimeMillis();
   1.692 +    System.out.println("test_2ci_scl: " + (end - start));
   1.693 +    start = System.currentTimeMillis();
   1.694 +    for (int i=0; i<ITERS; i++) {
   1.695 +      test_2vi_scl(a1, a2, 123, 103);
   1.696 +    }
   1.697 +    end = System.currentTimeMillis();
   1.698 +    System.out.println("test_2vi_scl: " + (end - start));
   1.699 +
   1.700 +    start = System.currentTimeMillis();
   1.701 +    for (int i=0; i<ITERS; i++) {
   1.702 +      test_cp_alndst(a1, a2);
   1.703 +    }
   1.704 +    end = System.currentTimeMillis();
   1.705 +    System.out.println("test_cp_alndst: " + (end - start));
   1.706 +    start = System.currentTimeMillis();
   1.707 +    for (int i=0; i<ITERS; i++) {
   1.708 +      test_cp_alnsrc(a1, a2);
   1.709 +    }
   1.710 +    end = System.currentTimeMillis();
   1.711 +    System.out.println("test_cp_alnsrc: " + (end - start));
   1.712 +    start = System.currentTimeMillis();
   1.713 +    for (int i=0; i<ITERS; i++) {
   1.714 +      test_2ci_aln(a1, a2);
   1.715 +    }
   1.716 +    end = System.currentTimeMillis();
   1.717 +    System.out.println("test_2ci_aln: " + (end - start));
   1.718 +    start = System.currentTimeMillis();
   1.719 +    for (int i=0; i<ITERS; i++) {
   1.720 +      test_2vi_aln(a1, a2, 123, 103);
   1.721 +    }
   1.722 +    end = System.currentTimeMillis();
   1.723 +    System.out.println("test_2vi_aln: " + (end - start));
   1.724 +
   1.725 +    start = System.currentTimeMillis();
   1.726 +    for (int i=0; i<ITERS; i++) {
   1.727 +      test_cp_unalndst(a1, a2);
   1.728 +    }
   1.729 +    end = System.currentTimeMillis();
   1.730 +    System.out.println("test_cp_unalndst: " + (end - start));
   1.731 +    start = System.currentTimeMillis();
   1.732 +    for (int i=0; i<ITERS; i++) {
   1.733 +      test_cp_unalnsrc(a1, a2);
   1.734 +    }
   1.735 +    end = System.currentTimeMillis();
   1.736 +    System.out.println("test_cp_unalnsrc: " + (end - start));
   1.737 +    start = System.currentTimeMillis();
   1.738 +    for (int i=0; i<ITERS; i++) {
   1.739 +      test_2ci_unaln(a1, a2);
   1.740 +    }
   1.741 +    end = System.currentTimeMillis();
   1.742 +    System.out.println("test_2ci_unaln: " + (end - start));
   1.743 +    start = System.currentTimeMillis();
   1.744 +    for (int i=0; i<ITERS; i++) {
   1.745 +      test_2vi_unaln(a1, a2, 123, 103);
   1.746 +    }
   1.747 +    end = System.currentTimeMillis();
   1.748 +    System.out.println("test_2vi_unaln: " + (end - start));
   1.749 +
   1.750 +    return errn;
   1.751 +  }
   1.752 +
   1.753 +  static void test_ci(AtomicIntegerArray a) {
   1.754 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.755 +      a.compareAndSet(i, -1, -123);
   1.756 +    }
   1.757 +  }
   1.758 +  static void test_vi(AtomicIntegerArray a, int b, int old) {
   1.759 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.760 +      a.compareAndSet(i, old, b);
   1.761 +    }
   1.762 +  }
   1.763 +  static void test_cp(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.764 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.765 +      a.compareAndSet(i, -123, b.get(i));
   1.766 +    }
   1.767 +  }
   1.768 +  static void test_2ci(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.769 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.770 +      a.compareAndSet(i, 123, -123);
   1.771 +      b.compareAndSet(i, 123, -103);
   1.772 +    }
   1.773 +  }
   1.774 +  static void test_2vi(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.775 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.776 +      a.compareAndSet(i, -123, c);
   1.777 +      b.compareAndSet(i, -103, d);
   1.778 +    }
   1.779 +  }
   1.780 +  static void test_ci_neg(AtomicIntegerArray a, int old) {
   1.781 +    for (int i = ARRLEN-1; i >= 0; i-=1) {
   1.782 +      a.compareAndSet(i, old, -123);
   1.783 +    }
   1.784 +  }
   1.785 +  static void test_vi_neg(AtomicIntegerArray a, int b, int old) {
   1.786 +    for (int i = ARRLEN-1; i >= 0; i-=1) {
   1.787 +      a.compareAndSet(i, old, b);
   1.788 +    }
   1.789 +  }
   1.790 +  static void test_cp_neg(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.791 +    for (int i = ARRLEN-1; i >= 0; i-=1) {
   1.792 +      a.compareAndSet(i, -123, b.get(i));
   1.793 +    }
   1.794 +  }
   1.795 +  static void test_2ci_neg(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.796 +    for (int i = ARRLEN-1; i >= 0; i-=1) {
   1.797 +      a.compareAndSet(i, 123, -123);
   1.798 +      b.compareAndSet(i, 123, -103);
   1.799 +    }
   1.800 +  }
   1.801 +  static void test_2vi_neg(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.802 +    for (int i = ARRLEN-1; i >= 0; i-=1) {
   1.803 +      a.compareAndSet(i, -123, c);
   1.804 +      b.compareAndSet(i, -103, d);
   1.805 +    }
   1.806 +  }
   1.807 +  static void test_ci_oppos(AtomicIntegerArray a, int old) {
   1.808 +    int limit = ARRLEN-1;
   1.809 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.810 +      a.compareAndSet((limit-i), old, -123);
   1.811 +    }
   1.812 +  }
   1.813 +  static void test_vi_oppos(AtomicIntegerArray a, int b, int old) {
   1.814 +    int limit = ARRLEN-1;
   1.815 +    for (int i = limit; i >= 0; i-=1) {
   1.816 +      a.compareAndSet((limit-i), old, b);
   1.817 +    }
   1.818 +  }
   1.819 +  static void test_cp_oppos(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.820 +    int limit = ARRLEN-1;
   1.821 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.822 +      a.compareAndSet(i, -123, b.get(limit-i));
   1.823 +    }
   1.824 +  }
   1.825 +  static void test_2ci_oppos(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.826 +    int limit = ARRLEN-1;
   1.827 +    for (int i = 0; i < ARRLEN; i+=1) {
   1.828 +      a.compareAndSet((limit-i), 123, -123);
   1.829 +      b.compareAndSet(i, 123, -103);
   1.830 +    }
   1.831 +  }
   1.832 +  static void test_2vi_oppos(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.833 +    int limit = ARRLEN-1;
   1.834 +    for (int i = limit; i >= 0; i-=1) {
   1.835 +      a.compareAndSet(i, -123, c);
   1.836 +      b.compareAndSet((limit-i), -103, d);
   1.837 +    }
   1.838 +  }
   1.839 +  static void test_ci_off(AtomicIntegerArray a, int old) {
   1.840 +    for (int i = 0; i < ARRLEN-OFFSET; i+=1) {
   1.841 +      a.compareAndSet((i+OFFSET), old, -123);
   1.842 +    }
   1.843 +  }
   1.844 +  static void test_vi_off(AtomicIntegerArray a, int b, int old) {
   1.845 +    for (int i = 0; i < ARRLEN-OFFSET; i+=1) {
   1.846 +      a.compareAndSet((i+OFFSET), old, b);
   1.847 +    }
   1.848 +  }
   1.849 +  static void test_cp_off(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.850 +    for (int i = 0; i < ARRLEN-OFFSET; i+=1) {
   1.851 +      a.compareAndSet((i+OFFSET), -123, b.get(i+OFFSET));
   1.852 +    }
   1.853 +  }
   1.854 +  static void test_2ci_off(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.855 +    for (int i = 0; i < ARRLEN-OFFSET; i+=1) {
   1.856 +      a.compareAndSet((i+OFFSET), 123, -123);
   1.857 +      b.compareAndSet((i+OFFSET), 123, -103);
   1.858 +    }
   1.859 +  }
   1.860 +  static void test_2vi_off(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.861 +    for (int i = 0; i < ARRLEN-OFFSET; i+=1) {
   1.862 +      a.compareAndSet((i+OFFSET), -123, c);
   1.863 +      b.compareAndSet((i+OFFSET), -103, d);
   1.864 +    }
   1.865 +  }
   1.866 +  static void test_ci_inv(AtomicIntegerArray a, int k, int old) {
   1.867 +    for (int i = 0; i < ARRLEN-k; i+=1) {
   1.868 +      a.compareAndSet((i+k), old, -123);
   1.869 +    }
   1.870 +  }
   1.871 +  static void test_vi_inv(AtomicIntegerArray a, int b, int k, int old) {
   1.872 +    for (int i = 0; i < ARRLEN-k; i+=1) {
   1.873 +      a.compareAndSet((i+k), old, b);
   1.874 +    }
   1.875 +  }
   1.876 +  static void test_cp_inv(AtomicIntegerArray a, AtomicIntegerArray b, int k) {
   1.877 +    for (int i = 0; i < ARRLEN-k; i+=1) {
   1.878 +      a.compareAndSet((i+k), -123, b.get(i+k));
   1.879 +    }
   1.880 +  }
   1.881 +  static void test_2ci_inv(AtomicIntegerArray a, AtomicIntegerArray b, int k) {
   1.882 +    for (int i = 0; i < ARRLEN-k; i+=1) {
   1.883 +      a.compareAndSet((i+k), 123, -123);
   1.884 +      b.compareAndSet((i+k), 123, -103);
   1.885 +    }
   1.886 +  }
   1.887 +  static void test_2vi_inv(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d, int k) {
   1.888 +    for (int i = 0; i < ARRLEN-k; i+=1) {
   1.889 +      a.compareAndSet((i+k), -123, c);
   1.890 +      b.compareAndSet((i+k), -103, d);
   1.891 +    }
   1.892 +  }
   1.893 +  static void test_ci_scl(AtomicIntegerArray a, int old) {
   1.894 +    for (int i = 0; i*SCALE < ARRLEN; i+=1) {
   1.895 +      a.compareAndSet((i*SCALE), old, -123);
   1.896 +    }
   1.897 +  }
   1.898 +  static void test_vi_scl(AtomicIntegerArray a, int b, int old) {
   1.899 +    for (int i = 0; i*SCALE < ARRLEN; i+=1) {
   1.900 +      a.compareAndSet((i*SCALE), old, b);
   1.901 +    }
   1.902 +  }
   1.903 +  static void test_cp_scl(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.904 +    for (int i = 0; i*SCALE < ARRLEN; i+=1) {
   1.905 +      a.compareAndSet((i*SCALE), -123, b.get(i*SCALE));
   1.906 +    }
   1.907 +  }
   1.908 +  static void test_2ci_scl(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.909 +    for (int i = 0; i*SCALE < ARRLEN; i+=1) {
   1.910 +      a.compareAndSet((i*SCALE), 123, -123);
   1.911 +      b.compareAndSet((i*SCALE), 123, -103);
   1.912 +    }
   1.913 +  }
   1.914 +  static void test_2vi_scl(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.915 +    for (int i = 0; i*SCALE < ARRLEN; i+=1) {
   1.916 +      a.compareAndSet((i*SCALE), -123, c);
   1.917 +      b.compareAndSet((i*SCALE), -103, d);
   1.918 +    }
   1.919 +  }
   1.920 +  static void test_cp_alndst(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.921 +    for (int i = 0; i < ARRLEN-ALIGN_OFF; i+=1) {
   1.922 +      a.compareAndSet((i+ALIGN_OFF), -1, b.get(i));
   1.923 +    }
   1.924 +  }
   1.925 +  static void test_cp_alnsrc(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.926 +    for (int i = 0; i < ARRLEN-ALIGN_OFF; i+=1) {
   1.927 +      a.getAndSet(i, b.get(i+ALIGN_OFF));
   1.928 +    }
   1.929 +  }
   1.930 +  static void test_2ci_aln(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.931 +    for (int i = 0; i < ARRLEN-ALIGN_OFF; i+=1) {
   1.932 +      a.compareAndSet((i+ALIGN_OFF), -1, -123);
   1.933 +      b.getAndSet(i, -103);
   1.934 +    }
   1.935 +  }
   1.936 +  static void test_2vi_aln(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.937 +    for (int i = 0; i < ARRLEN-ALIGN_OFF; i+=1) {
   1.938 +      a.getAndSet(i, c);
   1.939 +      b.getAndSet((i+ALIGN_OFF), d);
   1.940 +    }
   1.941 +  }
   1.942 +  static void test_cp_unalndst(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.943 +    for (int i = 0; i < ARRLEN-UNALIGN_OFF; i+=1) {
   1.944 +      a.compareAndSet((i+UNALIGN_OFF), -1, b.get(i));
   1.945 +    }
   1.946 +  }
   1.947 +  static void test_cp_unalnsrc(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.948 +    for (int i = 0; i < ARRLEN-UNALIGN_OFF; i+=1) {
   1.949 +      a.getAndSet(i, b.get(i+UNALIGN_OFF));
   1.950 +    }
   1.951 +  }
   1.952 +  static void test_2ci_unaln(AtomicIntegerArray a, AtomicIntegerArray b) {
   1.953 +    for (int i = 0; i < ARRLEN-UNALIGN_OFF; i+=1) {
   1.954 +      a.compareAndSet((i+UNALIGN_OFF), -1, -123);
   1.955 +      b.getAndSet(i, -103);
   1.956 +    }
   1.957 +  }
   1.958 +  static void test_2vi_unaln(AtomicIntegerArray a, AtomicIntegerArray b, int c, int d) {
   1.959 +    for (int i = 0; i < ARRLEN-UNALIGN_OFF; i+=1) {
   1.960 +      a.getAndSet(i, c);
   1.961 +      b.getAndSet((i+UNALIGN_OFF), d);
   1.962 +    }
   1.963 +  }
   1.964 +
   1.965 +  static int verify(String text, int i, int elem, int val) {
   1.966 +    if (elem != val) {
   1.967 +      System.err.println(text + "[" + i + "] = " + elem + " != " + val);
   1.968 +      return 1;
   1.969 +    }
   1.970 +    return 0;
   1.971 +  }
   1.972 +}

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