diff test/compiler/6340864/TestFloatVect.java @ 6614:006050192a5a

6340864: Implement vectorization optimizations in hotspot-server Summary: Added asm encoding and mach nodes for vector arithmetic instructions on x86. Reviewed-by: roland
author kvn
date Mon, 20 Aug 2012 09:07:21 -0700
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/6340864/TestFloatVect.java	Mon Aug 20 09:07:21 2012 -0700
@@ -0,0 +1,560 @@
+/*
+ * Copyright (c) 2012, 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 6340864
+ * @summary Implement vectorization optimizations in hotspot-server
+ *
+ * @run main/othervm/timeout=400 -Xbatch -Xmx64m TestFloatVect
+ */
+
+public class TestFloatVect {
+  private static final int ARRLEN = 997;
+  private static final int ITERS  = 11000;
+  private static final float ADD_INIT = -7500.f;
+  private static final float VALUE = 15.f;
+
+  public static void main(String args[]) {
+    System.out.println("Testing Float vectors");
+    int errn = test();
+    if (errn > 0) {
+      System.err.println("FAILED: " + errn + " errors");
+      System.exit(97);
+    }
+    System.out.println("PASSED");
+  }
+
+  static int test() {
+    float[] a0 = new float[ARRLEN];
+    float[] a1 = new float[ARRLEN];
+    float[] a2 = new float[ARRLEN];
+    float[] a3 = new float[ARRLEN];
+    // Initialize
+    float gold_sum = 0;
+    for (int i=0; i<ARRLEN; i++) {
+      float val = ADD_INIT+(float)i;
+      gold_sum += val;
+      a1[i] = val;
+      a2[i] = VALUE;
+      a3[i] = -VALUE;
+    }
+
+    System.out.println("Warmup");
+    for (int i=0; i<ITERS; i++) {
+      test_sum(a1);
+      test_addc(a0, a1);
+      test_addv(a0, a1, VALUE);
+      test_adda(a0, a1, a2);
+      test_subc(a0, a1);
+      test_subv(a0, a1, VALUE);
+      test_suba(a0, a1, a2);
+      test_mulc(a0, a1);
+      test_mulv(a0, a1, VALUE);
+      test_mula(a0, a1, a2);
+      test_divc(a0, a1);
+      test_divv(a0, a1, VALUE);
+      test_diva(a0, a1, a2);
+      test_mulc_n(a0, a1);
+      test_mulv(a0, a1, -VALUE);
+      test_mula(a0, a1, a3);
+      test_divc_n(a0, a1);
+      test_divv(a0, a1, -VALUE);
+      test_diva(a0, a1, a3);
+    }
+    // Test and verify results
+    System.out.println("Verification");
+    int errn = 0;
+    {
+      float sum = test_sum(a1);
+      if (sum != gold_sum) {
+        System.err.println("test_sum:  " + sum + " != " + gold_sum);
+        errn++;
+      }
+      // Overwrite with NaN values
+      a1[0] = Float.NaN;
+      a1[1] = Float.POSITIVE_INFINITY;
+      a1[2] = Float.NEGATIVE_INFINITY;
+      a1[3] = Float.MAX_VALUE;
+      a1[4] = Float.MIN_VALUE;
+      a1[5] = Float.MIN_NORMAL;
+
+      a2[6] = a1[0];
+      a2[7] = a1[1];
+      a2[8] = a1[2];
+      a2[9] = a1[3];
+      a2[10] = a1[4];
+      a2[11] = a1[5];
+
+      a3[6] = -a2[6];
+      a3[7] = -a2[7];
+      a3[8] = -a2[8];
+      a3[9] = -a2[9];
+      a3[10] = -a2[10];
+      a3[11] = -a2[11];
+
+      test_addc(a0, a1);
+      errn += verify("test_addc: ", 0, a0[0], (Float.NaN+VALUE));
+      errn += verify("test_addc: ", 1, a0[1], (Float.POSITIVE_INFINITY+VALUE));
+      errn += verify("test_addc: ", 2, a0[2], (Float.NEGATIVE_INFINITY+VALUE));
+      errn += verify("test_addc: ", 3, a0[3], (Float.MAX_VALUE+VALUE));
+      errn += verify("test_addc: ", 4, a0[4], (Float.MIN_VALUE+VALUE));
+      errn += verify("test_addc: ", 5, a0[5], (Float.MIN_NORMAL+VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_addc: ", i, a0[i], ((ADD_INIT+i)+VALUE));
+      }
+      test_addv(a0, a1, VALUE);
+      errn += verify("test_addv: ", 0, a0[0], (Float.NaN+VALUE));
+      errn += verify("test_addv: ", 1, a0[1], (Float.POSITIVE_INFINITY+VALUE));
+      errn += verify("test_addv: ", 2, a0[2], (Float.NEGATIVE_INFINITY+VALUE));
+      errn += verify("test_addv: ", 3, a0[3], (Float.MAX_VALUE+VALUE));
+      errn += verify("test_addv: ", 4, a0[4], (Float.MIN_VALUE+VALUE));
+      errn += verify("test_addv: ", 5, a0[5], (Float.MIN_NORMAL+VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_addv: ", i, a0[i], ((ADD_INIT+i)+VALUE));
+      }
+      test_adda(a0, a1, a2);
+      errn += verify("test_adda: ", 0, a0[0], (Float.NaN+VALUE));
+      errn += verify("test_adda: ", 1, a0[1], (Float.POSITIVE_INFINITY+VALUE));
+      errn += verify("test_adda: ", 2, a0[2], (Float.NEGATIVE_INFINITY+VALUE));
+      errn += verify("test_adda: ", 3, a0[3], (Float.MAX_VALUE+VALUE));
+      errn += verify("test_adda: ", 4, a0[4], (Float.MIN_VALUE+VALUE));
+      errn += verify("test_adda: ", 5, a0[5], (Float.MIN_NORMAL+VALUE));
+      errn += verify("test_adda: ", 6, a0[6], ((ADD_INIT+6)+Float.NaN));
+      errn += verify("test_adda: ", 7, a0[7], ((ADD_INIT+7)+Float.POSITIVE_INFINITY));
+      errn += verify("test_adda: ", 8, a0[8], ((ADD_INIT+8)+Float.NEGATIVE_INFINITY));
+      errn += verify("test_adda: ", 9, a0[9], ((ADD_INIT+9)+Float.MAX_VALUE));
+      errn += verify("test_adda: ", 10, a0[10], ((ADD_INIT+10)+Float.MIN_VALUE));
+      errn += verify("test_adda: ", 11, a0[11], ((ADD_INIT+11)+Float.MIN_NORMAL));
+      for (int i=12; i<ARRLEN; i++) {
+        errn += verify("test_adda: ", i, a0[i], ((ADD_INIT+i)+VALUE));
+      }
+
+      test_subc(a0, a1);
+      errn += verify("test_subc: ", 0, a0[0], (Float.NaN-VALUE));
+      errn += verify("test_subc: ", 1, a0[1], (Float.POSITIVE_INFINITY-VALUE));
+      errn += verify("test_subc: ", 2, a0[2], (Float.NEGATIVE_INFINITY-VALUE));
+      errn += verify("test_subc: ", 3, a0[3], (Float.MAX_VALUE-VALUE));
+      errn += verify("test_subc: ", 4, a0[4], (Float.MIN_VALUE-VALUE));
+      errn += verify("test_subc: ", 5, a0[5], (Float.MIN_NORMAL-VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_subc: ", i, a0[i], ((ADD_INIT+i)-VALUE));
+      }
+      test_subv(a0, a1, VALUE);
+      errn += verify("test_subv: ", 0, a0[0], (Float.NaN-VALUE));
+      errn += verify("test_subv: ", 1, a0[1], (Float.POSITIVE_INFINITY-VALUE));
+      errn += verify("test_subv: ", 2, a0[2], (Float.NEGATIVE_INFINITY-VALUE));
+      errn += verify("test_subv: ", 3, a0[3], (Float.MAX_VALUE-VALUE));
+      errn += verify("test_subv: ", 4, a0[4], (Float.MIN_VALUE-VALUE));
+      errn += verify("test_subv: ", 5, a0[5], (Float.MIN_NORMAL-VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_subv: ", i, a0[i], ((ADD_INIT+i)-VALUE));
+      }
+      test_suba(a0, a1, a2);
+      errn += verify("test_suba: ", 0, a0[0], (Float.NaN-VALUE));
+      errn += verify("test_suba: ", 1, a0[1], (Float.POSITIVE_INFINITY-VALUE));
+      errn += verify("test_suba: ", 2, a0[2], (Float.NEGATIVE_INFINITY-VALUE));
+      errn += verify("test_suba: ", 3, a0[3], (Float.MAX_VALUE-VALUE));
+      errn += verify("test_suba: ", 4, a0[4], (Float.MIN_VALUE-VALUE));
+      errn += verify("test_suba: ", 5, a0[5], (Float.MIN_NORMAL-VALUE));
+      errn += verify("test_suba: ", 6, a0[6], ((ADD_INIT+6)-Float.NaN));
+      errn += verify("test_suba: ", 7, a0[7], ((ADD_INIT+7)-Float.POSITIVE_INFINITY));
+      errn += verify("test_suba: ", 8, a0[8], ((ADD_INIT+8)-Float.NEGATIVE_INFINITY));
+      errn += verify("test_suba: ", 9, a0[9], ((ADD_INIT+9)-Float.MAX_VALUE));
+      errn += verify("test_suba: ", 10, a0[10], ((ADD_INIT+10)-Float.MIN_VALUE));
+      errn += verify("test_suba: ", 11, a0[11], ((ADD_INIT+11)-Float.MIN_NORMAL));
+      for (int i=12; i<ARRLEN; i++) {
+        errn += verify("test_suba: ", i, a0[i], ((ADD_INIT+i)-VALUE));
+      }
+
+      test_mulc(a0, a1);
+      errn += verify("test_mulc: ", 0, a0[0], (Float.NaN*VALUE));
+      errn += verify("test_mulc: ", 1, a0[1], (Float.POSITIVE_INFINITY*VALUE));
+      errn += verify("test_mulc: ", 2, a0[2], (Float.NEGATIVE_INFINITY*VALUE));
+      errn += verify("test_mulc: ", 3, a0[3], (Float.MAX_VALUE*VALUE));
+      errn += verify("test_mulc: ", 4, a0[4], (Float.MIN_VALUE*VALUE));
+      errn += verify("test_mulc: ", 5, a0[5], (Float.MIN_NORMAL*VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_mulc: ", i, a0[i], ((ADD_INIT+i)*VALUE));
+      }
+      test_mulv(a0, a1, VALUE);
+      errn += verify("test_mulv: ", 0, a0[0], (Float.NaN*VALUE));
+      errn += verify("test_mulv: ", 1, a0[1], (Float.POSITIVE_INFINITY*VALUE));
+      errn += verify("test_mulv: ", 2, a0[2], (Float.NEGATIVE_INFINITY*VALUE));
+      errn += verify("test_mulv: ", 3, a0[3], (Float.MAX_VALUE*VALUE));
+      errn += verify("test_mulv: ", 4, a0[4], (Float.MIN_VALUE*VALUE));
+      errn += verify("test_mulv: ", 5, a0[5], (Float.MIN_NORMAL*VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_mulv: ", i, a0[i], ((ADD_INIT+i)*VALUE));
+      }
+      test_mula(a0, a1, a2);
+      errn += verify("test_mula: ", 0, a0[0], (Float.NaN*VALUE));
+      errn += verify("test_mula: ", 1, a0[1], (Float.POSITIVE_INFINITY*VALUE));
+      errn += verify("test_mula: ", 2, a0[2], (Float.NEGATIVE_INFINITY*VALUE));
+      errn += verify("test_mula: ", 3, a0[3], (Float.MAX_VALUE*VALUE));
+      errn += verify("test_mula: ", 4, a0[4], (Float.MIN_VALUE*VALUE));
+      errn += verify("test_mula: ", 5, a0[5], (Float.MIN_NORMAL*VALUE));
+      errn += verify("test_mula: ", 6, a0[6], ((ADD_INIT+6)*Float.NaN));
+      errn += verify("test_mula: ", 7, a0[7], ((ADD_INIT+7)*Float.POSITIVE_INFINITY));
+      errn += verify("test_mula: ", 8, a0[8], ((ADD_INIT+8)*Float.NEGATIVE_INFINITY));
+      errn += verify("test_mula: ", 9, a0[9], ((ADD_INIT+9)*Float.MAX_VALUE));
+      errn += verify("test_mula: ", 10, a0[10], ((ADD_INIT+10)*Float.MIN_VALUE));
+      errn += verify("test_mula: ", 11, a0[11], ((ADD_INIT+11)*Float.MIN_NORMAL));
+      for (int i=12; i<ARRLEN; i++) {
+        errn += verify("test_mula: ", i, a0[i], ((ADD_INIT+i)*VALUE));
+      }
+
+      test_divc(a0, a1);
+      errn += verify("test_divc: ", 0, a0[0], (Float.NaN/VALUE));
+      errn += verify("test_divc: ", 1, a0[1], (Float.POSITIVE_INFINITY/VALUE));
+      errn += verify("test_divc: ", 2, a0[2], (Float.NEGATIVE_INFINITY/VALUE));
+      errn += verify("test_divc: ", 3, a0[3], (Float.MAX_VALUE/VALUE));
+      errn += verify("test_divc: ", 4, a0[4], (Float.MIN_VALUE/VALUE));
+      errn += verify("test_divc: ", 5, a0[5], (Float.MIN_NORMAL/VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_divc: ", i, a0[i], ((ADD_INIT+i)/VALUE));
+      }
+      test_divv(a0, a1, VALUE);
+      errn += verify("test_divv: ", 0, a0[0], (Float.NaN/VALUE));
+      errn += verify("test_divv: ", 1, a0[1], (Float.POSITIVE_INFINITY/VALUE));
+      errn += verify("test_divv: ", 2, a0[2], (Float.NEGATIVE_INFINITY/VALUE));
+      errn += verify("test_divv: ", 3, a0[3], (Float.MAX_VALUE/VALUE));
+      errn += verify("test_divv: ", 4, a0[4], (Float.MIN_VALUE/VALUE));
+      errn += verify("test_divv: ", 5, a0[5], (Float.MIN_NORMAL/VALUE));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_divv: ", i, a0[i], ((ADD_INIT+i)/VALUE));
+      }
+      test_diva(a0, a1, a2);
+      errn += verify("test_diva: ", 0, a0[0], (Float.NaN/VALUE));
+      errn += verify("test_diva: ", 1, a0[1], (Float.POSITIVE_INFINITY/VALUE));
+      errn += verify("test_diva: ", 2, a0[2], (Float.NEGATIVE_INFINITY/VALUE));
+      errn += verify("test_diva: ", 3, a0[3], (Float.MAX_VALUE/VALUE));
+      errn += verify("test_diva: ", 4, a0[4], (Float.MIN_VALUE/VALUE));
+      errn += verify("test_diva: ", 5, a0[5], (Float.MIN_NORMAL/VALUE));
+      errn += verify("test_diva: ", 6, a0[6], ((ADD_INIT+6)/Float.NaN));
+      errn += verify("test_diva: ", 7, a0[7], ((ADD_INIT+7)/Float.POSITIVE_INFINITY));
+      errn += verify("test_diva: ", 8, a0[8], ((ADD_INIT+8)/Float.NEGATIVE_INFINITY));
+      errn += verify("test_diva: ", 9, a0[9], ((ADD_INIT+9)/Float.MAX_VALUE));
+      errn += verify("test_diva: ", 10, a0[10], ((ADD_INIT+10)/Float.MIN_VALUE));
+      errn += verify("test_diva: ", 11, a0[11], ((ADD_INIT+11)/Float.MIN_NORMAL));
+      for (int i=12; i<ARRLEN; i++) {
+        errn += verify("test_diva: ", i, a0[i], ((ADD_INIT+i)/VALUE));
+      }
+
+      test_mulc_n(a0, a1);
+      errn += verify("test_mulc_n: ", 0, a0[0], (Float.NaN*(-VALUE)));
+      errn += verify("test_mulc_n: ", 1, a0[1], (Float.POSITIVE_INFINITY*(-VALUE)));
+      errn += verify("test_mulc_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY*(-VALUE)));
+      errn += verify("test_mulc_n: ", 3, a0[3], (Float.MAX_VALUE*(-VALUE)));
+      errn += verify("test_mulc_n: ", 4, a0[4], (Float.MIN_VALUE*(-VALUE)));
+      errn += verify("test_mulc_n: ", 5, a0[5], (Float.MIN_NORMAL*(-VALUE)));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_mulc_n: ", i, a0[i], ((ADD_INIT+i)*(-VALUE)));
+      }
+      test_mulv(a0, a1, -VALUE);
+      errn += verify("test_mulv_n: ", 0, a0[0], (Float.NaN*(-VALUE)));
+      errn += verify("test_mulv_n: ", 1, a0[1], (Float.POSITIVE_INFINITY*(-VALUE)));
+      errn += verify("test_mulv_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY*(-VALUE)));
+      errn += verify("test_mulv_n: ", 3, a0[3], (Float.MAX_VALUE*(-VALUE)));
+      errn += verify("test_mulv_n: ", 4, a0[4], (Float.MIN_VALUE*(-VALUE)));
+      errn += verify("test_mulv_n: ", 5, a0[5], (Float.MIN_NORMAL*(-VALUE)));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_mulv_n: ", i, a0[i], ((ADD_INIT+i)*(-VALUE)));
+      }
+      test_mula(a0, a1, a3);
+      errn += verify("test_mula_n: ", 0, a0[0], (Float.NaN*(-VALUE)));
+      errn += verify("test_mula_n: ", 1, a0[1], (Float.POSITIVE_INFINITY*(-VALUE)));
+      errn += verify("test_mula_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY*(-VALUE)));
+      errn += verify("test_mula_n: ", 3, a0[3], (Float.MAX_VALUE*(-VALUE)));
+      errn += verify("test_mula_n: ", 4, a0[4], (Float.MIN_VALUE*(-VALUE)));
+      errn += verify("test_mula_n: ", 5, a0[5], (Float.MIN_NORMAL*(-VALUE)));
+      errn += verify("test_mula_n: ", 6, a0[6], ((ADD_INIT+6)*(-Float.NaN)));
+      errn += verify("test_mula_n: ", 7, a0[7], ((ADD_INIT+7)*(-Float.POSITIVE_INFINITY)));
+      errn += verify("test_mula_n: ", 8, a0[8], ((ADD_INIT+8)*(-Float.NEGATIVE_INFINITY)));
+      errn += verify("test_mula_n: ", 9, a0[9], ((ADD_INIT+9)*(-Float.MAX_VALUE)));
+      errn += verify("test_mula_n: ", 10, a0[10], ((ADD_INIT+10)*(-Float.MIN_VALUE)));
+      errn += verify("test_mula_n: ", 11, a0[11], ((ADD_INIT+11)*(-Float.MIN_NORMAL)));
+      for (int i=12; i<ARRLEN; i++) {
+        errn += verify("test_mula_n: ", i, a0[i], ((ADD_INIT+i)*(-VALUE)));
+      }
+
+      test_divc_n(a0, a1);
+      errn += verify("test_divc_n: ", 0, a0[0], (Float.NaN/(-VALUE)));
+      errn += verify("test_divc_n: ", 1, a0[1], (Float.POSITIVE_INFINITY/(-VALUE)));
+      errn += verify("test_divc_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY/(-VALUE)));
+      errn += verify("test_divc_n: ", 3, a0[3], (Float.MAX_VALUE/(-VALUE)));
+      errn += verify("test_divc_n: ", 4, a0[4], (Float.MIN_VALUE/(-VALUE)));
+      errn += verify("test_divc_n: ", 5, a0[5], (Float.MIN_NORMAL/(-VALUE)));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_divc_n: ", i, a0[i], ((ADD_INIT+i)/(-VALUE)));
+      }
+      test_divv(a0, a1, -VALUE);
+      errn += verify("test_divv_n: ", 0, a0[0], (Float.NaN/(-VALUE)));
+      errn += verify("test_divv_n: ", 1, a0[1], (Float.POSITIVE_INFINITY/(-VALUE)));
+      errn += verify("test_divv_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY/(-VALUE)));
+      errn += verify("test_divv_n: ", 3, a0[3], (Float.MAX_VALUE/(-VALUE)));
+      errn += verify("test_divv_n: ", 4, a0[4], (Float.MIN_VALUE/(-VALUE)));
+      errn += verify("test_divv_n: ", 5, a0[5], (Float.MIN_NORMAL/(-VALUE)));
+      for (int i=6; i<ARRLEN; i++) {
+        errn += verify("test_divv_n: ", i, a0[i], ((ADD_INIT+i)/(-VALUE)));
+      }
+      test_diva(a0, a1, a3);
+      errn += verify("test_diva_n: ", 0, a0[0], (Float.NaN/(-VALUE)));
+      errn += verify("test_diva_n: ", 1, a0[1], (Float.POSITIVE_INFINITY/(-VALUE)));
+      errn += verify("test_diva_n: ", 2, a0[2], (Float.NEGATIVE_INFINITY/(-VALUE)));
+      errn += verify("test_diva_n: ", 3, a0[3], (Float.MAX_VALUE/(-VALUE)));
+      errn += verify("test_diva_n: ", 4, a0[4], (Float.MIN_VALUE/(-VALUE)));
+      errn += verify("test_diva_n: ", 5, a0[5], (Float.MIN_NORMAL/(-VALUE)));
+      errn += verify("test_diva_n: ", 6, a0[6], ((ADD_INIT+6)/(-Float.NaN)));
+      errn += verify("test_diva_n: ", 7, a0[7], ((ADD_INIT+7)/(-Float.POSITIVE_INFINITY)));
+      errn += verify("test_diva_n: ", 8, a0[8], ((ADD_INIT+8)/(-Float.NEGATIVE_INFINITY)));
+      errn += verify("test_diva_n: ", 9, a0[9], ((ADD_INIT+9)/(-Float.MAX_VALUE)));
+      errn += verify("test_diva_n: ", 10, a0[10], ((ADD_INIT+10)/(-Float.MIN_VALUE)));
+      errn += verify("test_diva_n: ", 11, a0[11], ((ADD_INIT+11)/(-Float.MIN_NORMAL)));
+      for (int i=12; i<ARRLEN; i++) {
+        errn += verify("test_diva_n: ", i, a0[i], ((ADD_INIT+i)/(-VALUE)));
+      }
+
+    }
+
+    if (errn > 0)
+      return errn;
+
+    System.out.println("Time");
+    long start, end;
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_sum(a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_sum: " + (end - start));
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_addc(a0, a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_addc: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_addv(a0, a1, VALUE);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_addv: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_adda(a0, a1, a2);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_adda: " + (end - start));
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_subc(a0, a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_subc: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_subv(a0, a1, VALUE);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_subv: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_suba(a0, a1, a2);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_suba: " + (end - start));
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_mulc(a0, a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_mulc: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_mulv(a0, a1, VALUE);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_mulv: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_mula(a0, a1, a2);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_mula: " + (end - start));
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_divc(a0, a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_divc: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_divv(a0, a1, VALUE);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_divv: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_diva(a0, a1, a2);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_diva: " + (end - start));
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_mulc_n(a0, a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_mulc_n: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_mulv(a0, a1, -VALUE);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_mulv_n: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_mula(a0, a1, a3);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_mula_n: " + (end - start));
+
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_divc_n(a0, a1);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_divc_n: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_divv(a0, a1, -VALUE);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_divv_n: " + (end - start));
+    start = System.currentTimeMillis();
+    for (int i=0; i<ITERS; i++) {
+      test_diva(a0, a1, a3);
+    }
+    end = System.currentTimeMillis();
+    System.out.println("test_diva_n: " + (end - start));
+
+    return errn;
+  }
+
+  static float test_sum(float[] a1) {
+    float sum = 0;
+    for (int i = 0; i < a1.length; i+=1) {
+      sum += a1[i];
+    }
+    return sum;
+  }
+
+  static void test_addc(float[] a0, float[] a1) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]+VALUE);
+    }
+  }
+  static void test_addv(float[] a0, float[] a1, float b) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]+b);
+    }
+  }
+  static void test_adda(float[] a0, float[] a1, float[] a2) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]+a2[i]);
+    }
+  }
+
+  static void test_subc(float[] a0, float[] a1) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]-VALUE);
+    }
+  }
+  static void test_subv(float[] a0, float[] a1, float b) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]-b);
+    }
+  }
+  static void test_suba(float[] a0, float[] a1, float[] a2) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]-a2[i]);
+    }
+  }
+
+  static void test_mulc(float[] a0, float[] a1) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]*VALUE);
+    }
+  }
+  static void test_mulc_n(float[] a0, float[] a1) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]*(-VALUE));
+    }
+  }
+  static void test_mulv(float[] a0, float[] a1, float b) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]*b);
+    }
+  }
+  static void test_mula(float[] a0, float[] a1, float[] a2) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]*a2[i]);
+    }
+  }
+
+  static void test_divc(float[] a0, float[] a1) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]/VALUE);
+    }
+  }
+  static void test_divc_n(float[] a0, float[] a1) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]/(-VALUE));
+    }
+  }
+  static void test_divv(float[] a0, float[] a1, float b) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]/b);
+    }
+  }
+  static void test_diva(float[] a0, float[] a1, float[] a2) {
+    for (int i = 0; i < a0.length; i+=1) {
+      a0[i] = (a1[i]/a2[i]);
+    }
+  }
+
+  static int verify(String text, int i, float elem, float val) {
+    if (elem != val && !(Float.isNaN(elem) && Float.isNaN(val))) {
+      System.err.println(text + "[" + i + "] = " + elem + " != " + val);
+      return 1;
+    }
+    return 0;
+  }
+}