1 /*
   2  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /**
  26  * @test
  27  * @bug 6340864
  28  * @summary Implement vectorization optimizations in hotspot-server
  29  *
  30  * @run main/othervm/timeout=400 -Xbatch -Xmx64m TestFloatVect
  31  */
  32 
  33 public class TestFloatVect {
  34   private static final int ARRLEN = 997;
  35   private static final int ITERS  = 11000;
  36   private static final float ADD_INIT = -7500.f;
  37   private static final float VALUE = 15.f;
  38 
  39   public static void main(String args[]) {
  40     System.out.println("Testing Float vectors");
  41     int errn = test();
  42     if (errn > 0) {
  43       System.err.println("FAILED: " + errn + " errors");
  44       System.exit(97);
  45     }
  46     System.out.println("PASSED");
  47   }
  48 
  49   static int test() {
  50     float[] a0 = new float[ARRLEN];
  51     float[] a1 = new float[ARRLEN];
  52     float[] a2 = new float[ARRLEN];
  53     float[] a3 = new float[ARRLEN];
  54     // Initialize
  55     float gold_sum = 0;
  56     for (int i=0; i<ARRLEN; i++) {
  57       float val = ADD_INIT+(float)i;
  58       gold_sum += val;
  59       a1[i] = val;
  60       a2[i] = VALUE;
  61       a3[i] = -VALUE;
  62     }
  63 
  64     System.out.println("Warmup");
  65     for (int i=0; i<ITERS; i++) {
  66       test_sum(a1);
  67       test_addc(a0, a1);
  68       test_addv(a0, a1, VALUE);
  69       test_adda(a0, a1, a2);
  70       test_subc(a0, a1);
  71       test_subv(a0, a1, VALUE);
  72       test_suba(a0, a1, a2);
  73       test_mulc(a0, a1);
  74       test_mulv(a0, a1, VALUE);
  75       test_mula(a0, a1, a2);
  76       test_divc(a0, a1);
  77       test_divv(a0, a1, VALUE);
  78       test_diva(a0, a1, a2);
  79       test_mulc_n(a0, a1);
  80       test_mulv(a0, a1, -VALUE);
  81       test_mula(a0, a1, a3);
  82       test_divc_n(a0, a1);
  83       test_divv(a0, a1, -VALUE);
  84       test_diva(a0, a1, a3);
  85     }
  86     // Test and verify results
  87     System.out.println("Verification");
  88     int errn = 0;
  89     {
  90       float sum = test_sum(a1);
  91       if (sum != gold_sum) {
  92         System.err.println("test_sum:  " + sum + " != " + gold_sum);
  93         errn++;
  94       }
  95       // Overwrite with NaN values
  96       a1[0] = Float.NaN;
  97       a1[1] = Float.POSITIVE_INFINITY;
  98       a1[2] = Float.NEGATIVE_INFINITY;
  99       a1[3] = Float.MAX_VALUE;
 100       a1[4] = Float.MIN_VALUE;
 101       a1[5] = Float.MIN_NORMAL;
 102 
 103       a2[6] = a1[0];
 104       a2[7] = a1[1];
 105       a2[8] = a1[2];
 106       a2[9] = a1[3];
 107       a2[10] = a1[4];
 108       a2[11] = a1[5];
 109 
 110       a3[6] = -a2[6];
 111       a3[7] = -a2[7];
 112       a3[8] = -a2[8];
 113       a3[9] = -a2[9];
 114       a3[10] = -a2[10];
 115       a3[11] = -a2[11];
 116 
 117       test_addc(a0, a1);
 118       errn += verify("test_addc: ", 0, a0[0], (Float.NaN+VALUE));
 119       errn += verify("test_addc: ", 1, a0[1], (Float.POSITIVE_INFINITY+VALUE));
 120       errn += verify("test_addc: ", 2, a0[2], (Float.NEGATIVE_INFINITY+VALUE));
 121       errn += verify("test_addc: ", 3, a0[3], (Float.MAX_VALUE+VALUE));
 122       errn += verify("test_addc: ", 4, a0[4], (Float.MIN_VALUE+VALUE));
 123       errn += verify("test_addc: ", 5, a0[5], (Float.MIN_NORMAL+VALUE));
 124       for (int i=6; i<ARRLEN; i++) {
 125         errn += verify("test_addc: ", i, a0[i], ((ADD_INIT+i)+VALUE));
 126       }
 127       test_addv(a0, a1, VALUE);
 128       errn += verify("test_addv: ", 0, a0[0], (Float.NaN+VALUE));
 129       errn += verify("test_addv: ", 1, a0[1], (Float.POSITIVE_INFINITY+VALUE));
 130       errn += verify("test_addv: ", 2, a0[2], (Float.NEGATIVE_INFINITY+VALUE));
 131       errn += verify("test_addv: ", 3, a0[3], (Float.MAX_VALUE+VALUE));
 132       errn += verify("test_addv: ", 4, a0[4], (Float.MIN_VALUE+VALUE));
 133       errn += verify("test_addv: ", 5, a0[5], (Float.MIN_NORMAL+VALUE));
 134       for (int i=6; i<ARRLEN; i++) {
 135         errn += verify("test_addv: ", i, a0[i], ((ADD_INIT+i)+VALUE));
 136       }
 137       test_adda(a0, a1, a2);
 138       errn += verify("test_adda: ", 0, a0[0], (Float.NaN+VALUE));
 139       errn += verify("test_adda: ", 1, a0[1], (Float.POSITIVE_INFINITY+VALUE));
 140       errn += verify("test_adda: ", 2, a0[2], (Float.NEGATIVE_INFINITY+VALUE));
 141       errn += verify("test_adda: ", 3, a0[3], (Float.MAX_VALUE+VALUE));
 142       errn += verify("test_adda: ", 4, a0[4], (Float.MIN_VALUE+VALUE));
 143       errn += verify("test_adda: ", 5, a0[5], (Float.MIN_NORMAL+VALUE));
 144       errn += verify("test_adda: ", 6, a0[6], ((ADD_INIT+6)+Float.NaN));
 145       errn += verify("test_adda: ", 7, a0[7], ((ADD_INIT+7)+Float.POSITIVE_INFINITY));
 146       errn += verify("test_adda: ", 8, a0[8], ((ADD_INIT+8)+Float.NEGATIVE_INFINITY));
 147       errn += verify("test_adda: ", 9, a0[9], ((ADD_INIT+9)+Float.MAX_VALUE));
 148       errn += verify("test_adda: ", 10, a0[10], ((ADD_INIT+10)+Float.MIN_VALUE));
 149       errn += verify("test_adda: ", 11, a0[11], ((ADD_INIT+11)+Float.MIN_NORMAL));
 150       for (int i=12; i<ARRLEN; i++) {
 151         errn += verify("test_adda: ", i, a0[i], ((ADD_INIT+i)+VALUE));
 152       }
 153 
 154       test_subc(a0, a1);
 155       errn += verify("test_subc: ", 0, a0[0], (Float.NaN-VALUE));
 156       errn += verify("test_subc: ", 1, a0[1], (Float.POSITIVE_INFINITY-VALUE));
 157       errn += verify("test_subc: ", 2, a0[2], (Float.NEGATIVE_INFINITY-VALUE));
 158       errn += verify("test_subc: ", 3, a0[3], (Float.MAX_VALUE-VALUE));
 159       errn += verify("test_subc: ", 4, a0[4], (Float.MIN_VALUE-VALUE));
 160       errn += verify("test_subc: ", 5, a0[5], (Float.MIN_NORMAL-VALUE));
 161       for (int i=6; i<ARRLEN; i++) {
 162         errn += verify("test_subc: ", i, a0[i], ((ADD_INIT+i)-VALUE));
 163       }
 164       test_subv(a0, a1, VALUE);
 165       errn += verify("test_subv: ", 0, a0[0], (Float.NaN-VALUE));
 166       errn += verify("test_subv: ", 1, a0[1], (Float.POSITIVE_INFINITY-VALUE));
 167       errn += verify("test_subv: ", 2, a0[2], (Float.NEGATIVE_INFINITY-VALUE));
 168       errn += verify("test_subv: ", 3, a0[3], (Float.MAX_VALUE-VALUE));
 169       errn += verify("test_subv: ", 4, a0[4], (Float.MIN_VALUE-VALUE));
 170       errn += verify("test_subv: ", 5, a0[5], (Float.MIN_NORMAL-VALUE));
 171       for (int i=6; i<ARRLEN; i++) {
 172         errn += verify("test_subv: ", i, a0[i], ((ADD_INIT+i)-VALUE));
 173       }
 174       test_suba(a0, a1, a2);
 175       errn += verify("test_suba: ", 0, a0[0], (Float.NaN-VALUE));
 176       errn += verify("test_suba: ", 1, a0[1], (Float.POSITIVE_INFINITY-VALUE));
 177       errn += verify("test_suba: ", 2, a0[2], (Float.NEGATIVE_INFINITY-VALUE));
 178       errn += verify("test_suba: ", 3, a0[3], (Float.MAX_VALUE-VALUE));
 179       errn += verify("test_suba: ", 4, a0[4], (Float.MIN_VALUE-VALUE));
 180       errn += verify("test_suba: ", 5, a0[5], (Float.MIN_NORMAL-VALUE));
 181       errn += verify("test_suba: ", 6, a0[6], ((ADD_INIT+6)-Float.NaN));
 182       errn += verify("test_suba: ", 7, a0[7], ((ADD_INIT+7)-Float.POSITIVE_INFINITY));
 183       errn += verify("test_suba: ", 8, a0[8], ((ADD_INIT+8)-Float.NEGATIVE_INFINITY));
 184       errn += verify("test_suba: ", 9, a0[9], ((ADD_INIT+9)-Float.MAX_VALUE));
 185       errn += verify("test_suba: ", 10, a0[10], ((ADD_INIT+10)-Float.MIN_VALUE));
 186       errn += verify("test_suba: ", 11, a0[11], ((ADD_INIT+11)-Float.MIN_NORMAL));
 187       for (int i=12; i<ARRLEN; i++) {
 188         errn += verify("test_suba: ", i, a0[i], ((ADD_INIT+i)-VALUE));
 189       }
 190 
 191       test_mulc(a0, a1);
 192       errn += verify("test_mulc: ", 0, a0[0], (Float.NaN*VALUE));
 193       errn += verify("test_mulc: ", 1, a0[1], (Float.POSITIVE_INFINITY*VALUE));
 194       errn += verify("test_mulc: ", 2, a0[2], (Float.NEGATIVE_INFINITY*VALUE));
 195       errn += verify("test_mulc: ", 3, a0[3], (Float.MAX_VALUE*VALUE));
 196       errn += verify("test_mulc: ", 4, a0[4], (Float.MIN_VALUE*VALUE));
 197       errn += verify("test_mulc: ", 5, a0[5], (Float.MIN_NORMAL*VALUE));
 198       for (int i=6; i<ARRLEN; i++) {
 199         errn += verify("test_mulc: ", i, a0[i], ((ADD_INIT+i)*VALUE));
 200       }
 201       test_mulv(a0, a1, VALUE);
 202       errn += verify("test_mulv: ", 0, a0[0], (Float.NaN*VALUE));
 203       errn += verify("test_mulv: ", 1, a0[1], (Float.POSITIVE_INFINITY*VALUE));
 204       errn += verify("test_mulv: ", 2, a0[2], (Float.NEGATIVE_INFINITY*VALUE));
 205       errn += verify("test_mulv: ", 3, a0[3], (Float.MAX_VALUE*VALUE));
 206       errn += verify("test_mulv: ", 4, a0[4], (Float.MIN_VALUE*VALUE));
 207       errn += verify("test_mulv: ", 5, a0[5], (Float.MIN_NORMAL*VALUE));
 208       for (int i=6; i<ARRLEN; i++) {
 209         errn += verify("test_mulv: ", i, a0[i], ((ADD_INIT+i)*VALUE));
 210       }
 211       test_mula(a0, a1, a2);
 212       errn += verify("test_mula: ", 0, a0[0], (Float.NaN*VALUE));
 213       errn += verify("test_mula: ", 1, a0[1], (Float.POSITIVE_INFINITY*VALUE));
 214       errn += verify("test_mula: ", 2, a0[2], (Float.NEGATIVE_INFINITY*VALUE));
 215       errn += verify("test_mula: ", 3, a0[3], (Float.MAX_VALUE*VALUE));
 216       errn += verify("test_mula: ", 4, a0[4], (Float.MIN_VALUE*VALUE));
 217       errn += verify("test_mula: ", 5, a0[5], (Float.MIN_NORMAL*VALUE));
 218       errn += verify("test_mula: ", 6, a0[6], ((ADD_INIT+6)*Float.NaN));
 219       errn += verify("test_mula: ", 7, a0[7], ((ADD_INIT+7)*Float.POSITIVE_INFINITY));
 220       errn += verify("test_mula: ", 8, a0[8], ((ADD_INIT+8)*Float.NEGATIVE_INFINITY));
 221       errn += verify("test_mula: ", 9, a0[9], ((ADD_INIT+9)*Float.MAX_VALUE));
 222       errn += verify("test_mula: ", 10, a0[10], ((ADD_INIT+10)*Float.MIN_VALUE));
 223       errn += verify("test_mula: ", 11, a0[11], ((ADD_INIT+11)*Float.MIN_NORMAL));
 224       for (int i=12; i<ARRLEN; i++) {
 225         errn += verify("test_mula: ", i, a0[i], ((ADD_INIT+i)*VALUE));
 226       }
 227 
 228       test_divc(a0, a1);
 229       errn += verify("test_divc: ", 0, a0[0], (Float.NaN/VALUE));
 230       errn += verify("test_divc: ", 1, a0[1], (Float.POSITIVE_INFINITY/VALUE));
 231       errn += verify("test_divc: ", 2, a0[2], (Float.NEGATIVE_INFINITY/VALUE));
 232       errn += verify("test_divc: ", 3, a0[3], (Float.MAX_VALUE/VALUE));
 233       errn += verify("test_divc: ", 4, a0[4], (Float.MIN_VALUE/VALUE));
 234       errn += verify("test_divc: ", 5, a0[5], (Float.MIN_NORMAL/VALUE));
 235       for (int i=6; i<ARRLEN; i++) {
 236         errn += verify("test_divc: ", i, a0[i], ((ADD_INIT+i)/VALUE));
 237       }
 238       test_divv(a0, a1, VALUE);
 239       errn += verify("test_divv: ", 0, a0[0], (Float.NaN/VALUE));
 240       errn += verify("test_divv: ", 1, a0[1], (Float.POSITIVE_INFINITY/VALUE));
 241       errn += verify("test_divv: ", 2, a0[2], (Float.NEGATIVE_INFINITY/VALUE));
 242       errn += verify("test_divv: ", 3, a0[3], (Float.MAX_VALUE/VALUE));
 243       errn += verify("test_divv: ", 4, a0[4], (Float.MIN_VALUE/VALUE));
 244       errn += verify("test_divv: ", 5, a0[5], (Float.MIN_NORMAL/VALUE));
 245       for (int i=6; i<ARRLEN; i++) {
 246         errn += verify("test_divv: ", i, a0[i], ((ADD_INIT+i)/VALUE));
 247       }
 248       test_diva(a0, a1, a2);
 249       errn += verify("test_diva: ", 0, a0[0], (Float.NaN/VALUE));
 250       errn += verify("test_diva: ", 1, a0[1], (Float.POSITIVE_INFINITY/VALUE));
 251       errn += verify("test_diva: ", 2, a0[2], (Float.NEGATIVE_INFINITY/VALUE));
 252       errn += verify("test_diva: ", 3, a0[3], (Float.MAX_VALUE/VALUE));
 253       errn += verify("test_diva: ", 4, a0[4], (Float.MIN_VALUE/VALUE));
 254       errn += verify("test_diva: ", 5, a0[5], (Float.MIN_NORMAL/VALUE));
 255       errn += verify("test_diva: ", 6, a0[6], ((ADD_INIT+6)/Float.NaN));
 256       errn += verify("test_diva: ", 7, a0[7], ((ADD_INIT+7)/Float.POSITIVE_INFINITY));
 257       errn += verify("test_diva: ", 8, a0[8], ((ADD_INIT+8)/Float.NEGATIVE_INFINITY));
 258       errn += verify("test_diva: ", 9, a0[9], ((ADD_INIT+9)/Float.MAX_VALUE));
 259       errn += verify("test_diva: ", 10, a0[10], ((ADD_INIT+10)/Float.MIN_VALUE));
 260       errn += verify("test_diva: ", 11, a0[11], ((ADD_INIT+11)/Float.MIN_NORMAL));
 261       for (int i=12; i<ARRLEN; i++) {
 262         errn += verify("test_diva: ", i, a0[i], ((ADD_INIT+i)/VALUE));
 263       }
 264 
 265       test_mulc_n(a0, a1);
 266       errn += verify("test_mulc_n: ", 0, a0[0], (Float.NaN*(-VALUE)));
 267       errn += verify("test_mulc_n: ", 1, a0[1], (Float.POSITIVE_INFINITY*(-VALUE)));
 268       errn += verify("test_mulc_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY*(-VALUE)));
 269       errn += verify("test_mulc_n: ", 3, a0[3], (Float.MAX_VALUE*(-VALUE)));
 270       errn += verify("test_mulc_n: ", 4, a0[4], (Float.MIN_VALUE*(-VALUE)));
 271       errn += verify("test_mulc_n: ", 5, a0[5], (Float.MIN_NORMAL*(-VALUE)));
 272       for (int i=6; i<ARRLEN; i++) {
 273         errn += verify("test_mulc_n: ", i, a0[i], ((ADD_INIT+i)*(-VALUE)));
 274       }
 275       test_mulv(a0, a1, -VALUE);
 276       errn += verify("test_mulv_n: ", 0, a0[0], (Float.NaN*(-VALUE)));
 277       errn += verify("test_mulv_n: ", 1, a0[1], (Float.POSITIVE_INFINITY*(-VALUE)));
 278       errn += verify("test_mulv_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY*(-VALUE)));
 279       errn += verify("test_mulv_n: ", 3, a0[3], (Float.MAX_VALUE*(-VALUE)));
 280       errn += verify("test_mulv_n: ", 4, a0[4], (Float.MIN_VALUE*(-VALUE)));
 281       errn += verify("test_mulv_n: ", 5, a0[5], (Float.MIN_NORMAL*(-VALUE)));
 282       for (int i=6; i<ARRLEN; i++) {
 283         errn += verify("test_mulv_n: ", i, a0[i], ((ADD_INIT+i)*(-VALUE)));
 284       }
 285       test_mula(a0, a1, a3);
 286       errn += verify("test_mula_n: ", 0, a0[0], (Float.NaN*(-VALUE)));
 287       errn += verify("test_mula_n: ", 1, a0[1], (Float.POSITIVE_INFINITY*(-VALUE)));
 288       errn += verify("test_mula_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY*(-VALUE)));
 289       errn += verify("test_mula_n: ", 3, a0[3], (Float.MAX_VALUE*(-VALUE)));
 290       errn += verify("test_mula_n: ", 4, a0[4], (Float.MIN_VALUE*(-VALUE)));
 291       errn += verify("test_mula_n: ", 5, a0[5], (Float.MIN_NORMAL*(-VALUE)));
 292       errn += verify("test_mula_n: ", 6, a0[6], ((ADD_INIT+6)*(-Float.NaN)));
 293       errn += verify("test_mula_n: ", 7, a0[7], ((ADD_INIT+7)*(-Float.POSITIVE_INFINITY)));
 294       errn += verify("test_mula_n: ", 8, a0[8], ((ADD_INIT+8)*(-Float.NEGATIVE_INFINITY)));
 295       errn += verify("test_mula_n: ", 9, a0[9], ((ADD_INIT+9)*(-Float.MAX_VALUE)));
 296       errn += verify("test_mula_n: ", 10, a0[10], ((ADD_INIT+10)*(-Float.MIN_VALUE)));
 297       errn += verify("test_mula_n: ", 11, a0[11], ((ADD_INIT+11)*(-Float.MIN_NORMAL)));
 298       for (int i=12; i<ARRLEN; i++) {
 299         errn += verify("test_mula_n: ", i, a0[i], ((ADD_INIT+i)*(-VALUE)));
 300       }
 301 
 302       test_divc_n(a0, a1);
 303       errn += verify("test_divc_n: ", 0, a0[0], (Float.NaN/(-VALUE)));
 304       errn += verify("test_divc_n: ", 1, a0[1], (Float.POSITIVE_INFINITY/(-VALUE)));
 305       errn += verify("test_divc_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY/(-VALUE)));
 306       errn += verify("test_divc_n: ", 3, a0[3], (Float.MAX_VALUE/(-VALUE)));
 307       errn += verify("test_divc_n: ", 4, a0[4], (Float.MIN_VALUE/(-VALUE)));
 308       errn += verify("test_divc_n: ", 5, a0[5], (Float.MIN_NORMAL/(-VALUE)));
 309       for (int i=6; i<ARRLEN; i++) {
 310         errn += verify("test_divc_n: ", i, a0[i], ((ADD_INIT+i)/(-VALUE)));
 311       }
 312       test_divv(a0, a1, -VALUE);
 313       errn += verify("test_divv_n: ", 0, a0[0], (Float.NaN/(-VALUE)));
 314       errn += verify("test_divv_n: ", 1, a0[1], (Float.POSITIVE_INFINITY/(-VALUE)));
 315       errn += verify("test_divv_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY/(-VALUE)));
 316       errn += verify("test_divv_n: ", 3, a0[3], (Float.MAX_VALUE/(-VALUE)));
 317       errn += verify("test_divv_n: ", 4, a0[4], (Float.MIN_VALUE/(-VALUE)));
 318       errn += verify("test_divv_n: ", 5, a0[5], (Float.MIN_NORMAL/(-VALUE)));
 319       for (int i=6; i<ARRLEN; i++) {
 320         errn += verify("test_divv_n: ", i, a0[i], ((ADD_INIT+i)/(-VALUE)));
 321       }
 322       test_diva(a0, a1, a3);
 323       errn += verify("test_diva_n: ", 0, a0[0], (Float.NaN/(-VALUE)));
 324       errn += verify("test_diva_n: ", 1, a0[1], (Float.POSITIVE_INFINITY/(-VALUE)));
 325       errn += verify("test_diva_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY/(-VALUE)));
 326       errn += verify("test_diva_n: ", 3, a0[3], (Float.MAX_VALUE/(-VALUE)));
 327       errn += verify("test_diva_n: ", 4, a0[4], (Float.MIN_VALUE/(-VALUE)));
 328       errn += verify("test_diva_n: ", 5, a0[5], (Float.MIN_NORMAL/(-VALUE)));
 329       errn += verify("test_diva_n: ", 6, a0[6], ((ADD_INIT+6)/(-Float.NaN)));
 330       errn += verify("test_diva_n: ", 7, a0[7], ((ADD_INIT+7)/(-Float.POSITIVE_INFINITY)));
 331       errn += verify("test_diva_n: ", 8, a0[8], ((ADD_INIT+8)/(-Float.NEGATIVE_INFINITY)));
 332       errn += verify("test_diva_n: ", 9, a0[9], ((ADD_INIT+9)/(-Float.MAX_VALUE)));
 333       errn += verify("test_diva_n: ", 10, a0[10], ((ADD_INIT+10)/(-Float.MIN_VALUE)));
 334       errn += verify("test_diva_n: ", 11, a0[11], ((ADD_INIT+11)/(-Float.MIN_NORMAL)));
 335       for (int i=12; i<ARRLEN; i++) {
 336         errn += verify("test_diva_n: ", i, a0[i], ((ADD_INIT+i)/(-VALUE)));
 337       }
 338 
 339     }
 340 
 341     if (errn > 0)
 342       return errn;
 343 
 344     System.out.println("Time");
 345     long start, end;
 346 
 347     start = System.currentTimeMillis();
 348     for (int i=0; i<ITERS; i++) {
 349       test_sum(a1);
 350     }
 351     end = System.currentTimeMillis();
 352     System.out.println("test_sum: " + (end - start));
 353 
 354     start = System.currentTimeMillis();
 355     for (int i=0; i<ITERS; i++) {
 356       test_addc(a0, a1);
 357     }
 358     end = System.currentTimeMillis();
 359     System.out.println("test_addc: " + (end - start));
 360     start = System.currentTimeMillis();
 361     for (int i=0; i<ITERS; i++) {
 362       test_addv(a0, a1, VALUE);
 363     }
 364     end = System.currentTimeMillis();
 365     System.out.println("test_addv: " + (end - start));
 366     start = System.currentTimeMillis();
 367     for (int i=0; i<ITERS; i++) {
 368       test_adda(a0, a1, a2);
 369     }
 370     end = System.currentTimeMillis();
 371     System.out.println("test_adda: " + (end - start));
 372 
 373     start = System.currentTimeMillis();
 374     for (int i=0; i<ITERS; i++) {
 375       test_subc(a0, a1);
 376     }
 377     end = System.currentTimeMillis();
 378     System.out.println("test_subc: " + (end - start));
 379     start = System.currentTimeMillis();
 380     for (int i=0; i<ITERS; i++) {
 381       test_subv(a0, a1, VALUE);
 382     }
 383     end = System.currentTimeMillis();
 384     System.out.println("test_subv: " + (end - start));
 385     start = System.currentTimeMillis();
 386     for (int i=0; i<ITERS; i++) {
 387       test_suba(a0, a1, a2);
 388     }
 389     end = System.currentTimeMillis();
 390     System.out.println("test_suba: " + (end - start));
 391 
 392     start = System.currentTimeMillis();
 393     for (int i=0; i<ITERS; i++) {
 394       test_mulc(a0, a1);
 395     }
 396     end = System.currentTimeMillis();
 397     System.out.println("test_mulc: " + (end - start));
 398     start = System.currentTimeMillis();
 399     for (int i=0; i<ITERS; i++) {
 400       test_mulv(a0, a1, VALUE);
 401     }
 402     end = System.currentTimeMillis();
 403     System.out.println("test_mulv: " + (end - start));
 404     start = System.currentTimeMillis();
 405     for (int i=0; i<ITERS; i++) {
 406       test_mula(a0, a1, a2);
 407     }
 408     end = System.currentTimeMillis();
 409     System.out.println("test_mula: " + (end - start));
 410 
 411     start = System.currentTimeMillis();
 412     for (int i=0; i<ITERS; i++) {
 413       test_divc(a0, a1);
 414     }
 415     end = System.currentTimeMillis();
 416     System.out.println("test_divc: " + (end - start));
 417     start = System.currentTimeMillis();
 418     for (int i=0; i<ITERS; i++) {
 419       test_divv(a0, a1, VALUE);
 420     }
 421     end = System.currentTimeMillis();
 422     System.out.println("test_divv: " + (end - start));
 423     start = System.currentTimeMillis();
 424     for (int i=0; i<ITERS; i++) {
 425       test_diva(a0, a1, a2);
 426     }
 427     end = System.currentTimeMillis();
 428     System.out.println("test_diva: " + (end - start));
 429 
 430     start = System.currentTimeMillis();
 431     for (int i=0; i<ITERS; i++) {
 432       test_mulc_n(a0, a1);
 433     }
 434     end = System.currentTimeMillis();
 435     System.out.println("test_mulc_n: " + (end - start));
 436     start = System.currentTimeMillis();
 437     for (int i=0; i<ITERS; i++) {
 438       test_mulv(a0, a1, -VALUE);
 439     }
 440     end = System.currentTimeMillis();
 441     System.out.println("test_mulv_n: " + (end - start));
 442     start = System.currentTimeMillis();
 443     for (int i=0; i<ITERS; i++) {
 444       test_mula(a0, a1, a3);
 445     }
 446     end = System.currentTimeMillis();
 447     System.out.println("test_mula_n: " + (end - start));
 448 
 449     start = System.currentTimeMillis();
 450     for (int i=0; i<ITERS; i++) {
 451       test_divc_n(a0, a1);
 452     }
 453     end = System.currentTimeMillis();
 454     System.out.println("test_divc_n: " + (end - start));
 455     start = System.currentTimeMillis();
 456     for (int i=0; i<ITERS; i++) {
 457       test_divv(a0, a1, -VALUE);
 458     }
 459     end = System.currentTimeMillis();
 460     System.out.println("test_divv_n: " + (end - start));
 461     start = System.currentTimeMillis();
 462     for (int i=0; i<ITERS; i++) {
 463       test_diva(a0, a1, a3);
 464     }
 465     end = System.currentTimeMillis();
 466     System.out.println("test_diva_n: " + (end - start));
 467 
 468     return errn;
 469   }
 470 
 471   static float test_sum(float[] a1) {
 472     float sum = 0;
 473     for (int i = 0; i < a1.length; i+=1) {
 474       sum += a1[i];
 475     }
 476     return sum;
 477   }
 478 
 479   static void test_addc(float[] a0, float[] a1) {
 480     for (int i = 0; i < a0.length; i+=1) {
 481       a0[i] = (a1[i]+VALUE);
 482     }
 483   }
 484   static void test_addv(float[] a0, float[] a1, float b) {
 485     for (int i = 0; i < a0.length; i+=1) {
 486       a0[i] = (a1[i]+b);
 487     }
 488   }
 489   static void test_adda(float[] a0, float[] a1, float[] a2) {
 490     for (int i = 0; i < a0.length; i+=1) {
 491       a0[i] = (a1[i]+a2[i]);
 492     }
 493   }
 494 
 495   static void test_subc(float[] a0, float[] a1) {
 496     for (int i = 0; i < a0.length; i+=1) {
 497       a0[i] = (a1[i]-VALUE);
 498     }
 499   }
 500   static void test_subv(float[] a0, float[] a1, float b) {
 501     for (int i = 0; i < a0.length; i+=1) {
 502       a0[i] = (a1[i]-b);
 503     }
 504   }
 505   static void test_suba(float[] a0, float[] a1, float[] a2) {
 506     for (int i = 0; i < a0.length; i+=1) {
 507       a0[i] = (a1[i]-a2[i]);
 508     }
 509   }
 510 
 511   static void test_mulc(float[] a0, float[] a1) {
 512     for (int i = 0; i < a0.length; i+=1) {
 513       a0[i] = (a1[i]*VALUE);
 514     }
 515   }
 516   static void test_mulc_n(float[] a0, float[] a1) {
 517     for (int i = 0; i < a0.length; i+=1) {
 518       a0[i] = (a1[i]*(-VALUE));
 519     }
 520   }
 521   static void test_mulv(float[] a0, float[] a1, float b) {
 522     for (int i = 0; i < a0.length; i+=1) {
 523       a0[i] = (a1[i]*b);
 524     }
 525   }
 526   static void test_mula(float[] a0, float[] a1, float[] a2) {
 527     for (int i = 0; i < a0.length; i+=1) {
 528       a0[i] = (a1[i]*a2[i]);
 529     }
 530   }
 531 
 532   static void test_divc(float[] a0, float[] a1) {
 533     for (int i = 0; i < a0.length; i+=1) {
 534       a0[i] = (a1[i]/VALUE);
 535     }
 536   }
 537   static void test_divc_n(float[] a0, float[] a1) {
 538     for (int i = 0; i < a0.length; i+=1) {
 539       a0[i] = (a1[i]/(-VALUE));
 540     }
 541   }
 542   static void test_divv(float[] a0, float[] a1, float b) {
 543     for (int i = 0; i < a0.length; i+=1) {
 544       a0[i] = (a1[i]/b);
 545     }
 546   }
 547   static void test_diva(float[] a0, float[] a1, float[] a2) {
 548     for (int i = 0; i < a0.length; i+=1) {
 549       a0[i] = (a1[i]/a2[i]);
 550     }
 551   }
 552 
 553   static int verify(String text, int i, float elem, float val) {
 554     if (elem != val && !(Float.isNaN(elem) && Float.isNaN(val))) {
 555       System.err.println(text + "[" + i + "] = " + elem + " != " + val);
 556       return 1;
 557     }
 558     return 0;
 559   }
 560 }