+++ /dev/null
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.util.ArrayList;
-
-/**
- * The matrix of tests includes the A-E axis for loop body contents and
- * the 0-5 axis for iterator style.
- *
- * <ul>
- * <li>A: empty body</li>
- * <li>B: array element access and update</li>
- * <li>C: instance field access and update</li>
- * <li>D: method call to empty method</li>
- * <li>E: synch and then method call to empty method</li>
- * <li>F: 5 method calls to empty method</li>
- * <li>G: one small object allocation (empty constructor)</li>
- * <li>H: copy 8k of bytes from one array to another</li>
- * </ul>
- *
- * <ul>
- * <li>0: for() loop backward to 0</li>
- * <li>1: for() loop forward to local variable</li>
- * <li>2: for() loop forward to array length</li>
- * <li>3: for(:) loop over array</li>
- * <li>4: for() loop forward to instance variable</li>
- * <li>5: for() loop forward to trivial method call</li>
- * <li>6: for(:) loop over ArrayList</li>
- * </ul>
- */
-public class Main {
- static public final int BODIES = 8;
- static public final int LOOPS = 7;
-
- static public void main(String[] args) throws Exception {
- boolean timing = (args.length >= 1) && args[0].equals("--timing");
-
- int iters = 100;
- double probeSec;
-
- for (;;) {
- long t0 = System.nanoTime();
- runAllTests(iters, false);
- long t1 = System.nanoTime();
-
- probeSec = (t1 - t0) / 1000000000.0;
- if (probeSec > 0.25) {
- break;
- }
-
- iters *= 2;
- }
-
- // Attempt to arrange for the real test to take 20 seconds.
- iters = (int) ((iters / probeSec) * 20);
-
- if (timing) {
- System.out.println("iters = " + iters);
- }
-
- run(timing, iters);
- }
-
- static private enum Normalization {
- NONE, PER_COLUMN, TOP_LEFT;
- }
-
- static public void printTimings(double[][] timings, Normalization norm) {
- System.out.println();
- System.out.printf("%-7s A B C D E" +
- " F G H\n",
- (norm == Normalization.NONE) ? "(usec)" : "(ratio)");
- System.out.println(" -------- -------- -------- -------- " +
- "-------- -------- -------- --------");
-
- double bases[] = new double[BODIES];
- for (int i = 0; i < BODIES; i++) {
- double n;
- switch (norm) {
- case PER_COLUMN: n = timings[i][0]; break;
- case TOP_LEFT: n = timings[0][0]; break;
- default /*NONE*/: n = 1.0; break;
- }
- bases[i] = n;
- }
-
- for (int i = 0; i < LOOPS; i++) {
- System.out.printf("%4d: %8.3g %8.3g %8.3g %8.3g %8.3g %8.3g " +
- "%8.3g %8.3g\n",
- i,
- timings[0][i] / bases[0],
- timings[1][i] / bases[1],
- timings[2][i] / bases[2],
- timings[3][i] / bases[3],
- timings[4][i] / bases[4],
- timings[5][i] / bases[5],
- timings[6][i] / bases[6],
- timings[7][i] / bases[7]);
- }
- }
-
- static public void run(boolean timing, int iters) {
- double[][] timings = null; // assign to avoid apparent javac bug
-
- // Try up to 5 times to get good times.
- for (int i = 0; i < 5; i++) {
- double[][] newTimings = runAllTests(iters, timing || (i == 0));
-
- if (timings == null) {
- timings = newTimings;
- } else {
- combineTimings(timings, newTimings, i);
- }
-
- if (checkTimes(timings, timing)) {
- break;
- }
- }
-
- System.out.println("Done with runs.");
-
- boolean goodTimes = checkTimes(timings, true);
-
- if (! goodTimes) {
- timing = true;
- }
-
- if (timing) {
- printTimings(timings, Normalization.NONE);
- printTimings(timings, Normalization.TOP_LEFT);
- printTimings(timings, Normalization.PER_COLUMN);
- } else {
- System.out.println("\nAll times are within the expected ranges.");
- }
- }
-
- static public void combineTimings(double[][] target, double[][] newTimes,
- int oldWeight) {
- for (int i = 0; i < target.length; i++) {
- for (int j = 0; j < target[i].length; j++) {
- target[i][j] =
- ((target[i][j] * oldWeight) + newTimes[i][j])
- / (oldWeight + 1);
- }
- }
- }
-
- static public boolean checkTimes(double[][] timings, boolean print) {
- // expected increase over A1
- double[][] expected = {
- { 1.0, 2.3, 2.4, 3.3, 6.5, 12.0, 57.0, 94.0 },
- { 1.2, 2.4, 2.5, 3.4, 6.6, 12.2, 60.0, 95.0 },
- { 1.5, 2.6, 2.9, 3.5, 6.7, 12.4, 63.0, 96.0 },
- { 1.6, 2.8, 2.9, 3.6, 6.8, 12.6, 63.5, 97.0 },
- { 1.7, 3.0, 2.9, 3.7, 6.9, 12.8, 64.0, 98.0 },
- { 6.0, 6.0, 6.0, 7.0, 10.0, 15.0, 64.5, 105.0 },
- { 31.0, 31.2, 31.5, 34.0, 41.0, 43.0, 91.0, 135.0 },
- };
-
- boolean good = true;
-
- for (int x = 0; x < BODIES; x++) {
- for (int y = 0; y < LOOPS; y++) {
- double ratio = timings[x][y] / timings[0][0];
- if (ratio > expected[y][x]) {
- if (print) {
- System.out.printf("%c%d is too slow: %.3g vs. %.3g\n",
- (char) (x + 'A'), y, ratio, expected[y][x]);
- }
- good = false;
- }
- }
- }
-
- return good;
- }
-
- static public double[][] runAllTests(int iters, boolean print) {
- // diters is used to get usec, not nanosec; hence the extra 1000.
- double diters = (double) iters * INNER_COUNT * 1000;
-
- double[][] timings = new double[BODIES][LOOPS];
- long t0, t1, t2, t3, t4, t5, t6, t7;
-
- // Column A
-
- if (print) {
- System.out.println("Running A...");
- }
-
- t0 = System.nanoTime();
- testA0(iters);
- t1 = System.nanoTime();
- testA1(iters);
- t2 = System.nanoTime();
- testA2(iters);
- t3 = System.nanoTime();
- testA3(iters);
- t4 = System.nanoTime();
- testA4(iters);
- t5 = System.nanoTime();
- testA5(iters);
- t6 = System.nanoTime();
- testA6(iters);
- t7 = System.nanoTime();
-
- timings[0][0] = (t1 - t0) / diters;
- timings[0][1] = (t2 - t1) / diters;
- timings[0][2] = (t3 - t2) / diters;
- timings[0][3] = (t4 - t3) / diters;
- timings[0][4] = (t5 - t4) / diters;
- timings[0][5] = (t6 - t5) / diters;
- timings[0][6] = (t7 - t6) / diters;
-
- // Column B
-
- if (print) {
- System.out.println("Running B...");
- }
-
- t0 = System.nanoTime();
- testB0(iters);
- t1 = System.nanoTime();
- testB1(iters);
- t2 = System.nanoTime();
- testB2(iters);
- t3 = System.nanoTime();
- testB3(iters);
- t4 = System.nanoTime();
- testB4(iters);
- t5 = System.nanoTime();
- testB5(iters);
- t6 = System.nanoTime();
- testB6(iters);
- t7 = System.nanoTime();
-
- timings[1][0] = (t1 - t0) / diters;
- timings[1][1] = (t2 - t1) / diters;
- timings[1][2] = (t3 - t2) / diters;
- timings[1][3] = (t4 - t3) / diters;
- timings[1][4] = (t5 - t4) / diters;
- timings[1][5] = (t6 - t5) / diters;
- timings[1][6] = (t7 - t6) / diters;
-
- // Column C
-
- if (print) {
- System.out.println("Running C...");
- }
-
- t0 = System.nanoTime();
- testC0(iters);
- t1 = System.nanoTime();
- testC1(iters);
- t2 = System.nanoTime();
- testC2(iters);
- t3 = System.nanoTime();
- testC3(iters);
- t4 = System.nanoTime();
- testC4(iters);
- t5 = System.nanoTime();
- testC5(iters);
- t6 = System.nanoTime();
- testC6(iters);
- t7 = System.nanoTime();
-
- timings[2][0] = (t1 - t0) / diters;
- timings[2][1] = (t2 - t1) / diters;
- timings[2][2] = (t3 - t2) / diters;
- timings[2][3] = (t4 - t3) / diters;
- timings[2][4] = (t5 - t4) / diters;
- timings[2][5] = (t6 - t5) / diters;
- timings[2][6] = (t7 - t6) / diters;
-
- // Column D
-
- if (print) {
- System.out.println("Running D...");
- }
-
- t0 = System.nanoTime();
- testD0(iters);
- t1 = System.nanoTime();
- testD1(iters);
- t2 = System.nanoTime();
- testD2(iters);
- t3 = System.nanoTime();
- testD3(iters);
- t4 = System.nanoTime();
- testD4(iters);
- t5 = System.nanoTime();
- testD5(iters);
- t6 = System.nanoTime();
- testD6(iters);
- t7 = System.nanoTime();
-
- timings[3][0] = (t1 - t0) / diters;
- timings[3][1] = (t2 - t1) / diters;
- timings[3][2] = (t3 - t2) / diters;
- timings[3][3] = (t4 - t3) / diters;
- timings[3][4] = (t5 - t4) / diters;
- timings[3][5] = (t6 - t5) / diters;
- timings[3][6] = (t7 - t6) / diters;
-
- // Column E
-
- if (print) {
- System.out.println("Running E...");
- }
-
- t0 = System.nanoTime();
- testE0(iters);
- t1 = System.nanoTime();
- testE1(iters);
- t2 = System.nanoTime();
- testE2(iters);
- t3 = System.nanoTime();
- testE3(iters);
- t4 = System.nanoTime();
- testE4(iters);
- t5 = System.nanoTime();
- testE5(iters);
- t6 = System.nanoTime();
- testE6(iters);
- t7 = System.nanoTime();
-
- timings[4][0] = (t1 - t0) / diters;
- timings[4][1] = (t2 - t1) / diters;
- timings[4][2] = (t3 - t2) / diters;
- timings[4][3] = (t4 - t3) / diters;
- timings[4][4] = (t5 - t4) / diters;
- timings[4][5] = (t6 - t5) / diters;
- timings[4][6] = (t7 - t6) / diters;
-
- // Column F
-
- if (print) {
- System.out.println("Running F...");
- }
-
- t0 = System.nanoTime();
- testF0(iters);
- t1 = System.nanoTime();
- testF1(iters);
- t2 = System.nanoTime();
- testF2(iters);
- t3 = System.nanoTime();
- testF3(iters);
- t4 = System.nanoTime();
- testF4(iters);
- t5 = System.nanoTime();
- testF5(iters);
- t6 = System.nanoTime();
- testF6(iters);
- t7 = System.nanoTime();
-
- timings[5][0] = (t1 - t0) / diters;
- timings[5][1] = (t2 - t1) / diters;
- timings[5][2] = (t3 - t2) / diters;
- timings[5][3] = (t4 - t3) / diters;
- timings[5][4] = (t5 - t4) / diters;
- timings[5][5] = (t6 - t5) / diters;
- timings[5][6] = (t7 - t6) / diters;
-
- // Reduce the iters for the last two, since they're much slower.
-
- iters /= 5;
- diters /= 5;
-
- // Column G
-
- if (print) {
- System.out.println("Running G...");
- }
-
- t0 = System.nanoTime();
- testG0(iters);
- t1 = System.nanoTime();
- testG1(iters);
- t2 = System.nanoTime();
- testG2(iters);
- t3 = System.nanoTime();
- testG3(iters);
- t4 = System.nanoTime();
- testG4(iters);
- t5 = System.nanoTime();
- testG5(iters);
- t6 = System.nanoTime();
- testG6(iters);
- t7 = System.nanoTime();
-
- timings[6][0] = (t1 - t0) / diters;
- timings[6][1] = (t2 - t1) / diters;
- timings[6][2] = (t3 - t2) / diters;
- timings[6][3] = (t4 - t3) / diters;
- timings[6][4] = (t5 - t4) / diters;
- timings[6][5] = (t6 - t5) / diters;
- timings[6][6] = (t7 - t6) / diters;
-
- // Column H
-
- if (print) {
- System.out.println("Running H...");
- }
-
- t0 = System.nanoTime();
- testH0(iters);
- t1 = System.nanoTime();
- testH1(iters);
- t2 = System.nanoTime();
- testH2(iters);
- t3 = System.nanoTime();
- testH3(iters);
- t4 = System.nanoTime();
- testH4(iters);
- t5 = System.nanoTime();
- testH5(iters);
- t6 = System.nanoTime();
- testH6(iters);
- t7 = System.nanoTime();
-
- timings[7][0] = (t1 - t0) / diters;
- timings[7][1] = (t2 - t1) / diters;
- timings[7][2] = (t3 - t2) / diters;
- timings[7][3] = (t4 - t3) / diters;
- timings[7][4] = (t5 - t4) / diters;
- timings[7][5] = (t6 - t5) / diters;
- timings[7][6] = (t7 - t6) / diters;
-
- return timings;
- }
-
- // Helper bits and pieces
-
- static private final int INNER_COUNT = 100;
- static private final int[] INNER_ARRAY = new int[INNER_COUNT];
- static private final ArrayList<Object> INNER_LIST =
- new ArrayList<Object>(INNER_COUNT);
- static private final Target TARGET = new Target();
- static private final int ARRAY_BYTES = 8192;
- static private final byte[] BYTES_1 = new byte[ARRAY_BYTES];
- static private final byte[] BYTES_2 = new byte[ARRAY_BYTES];
-
- static {
- for (int i = 0; i < INNER_COUNT; i++) {
- INNER_LIST.add(null);
- }
- }
-
- public static class Target {
- public int value;
- public int size = INNER_COUNT;
-
- public void simple() {
- // empty
- }
-
- public int size() {
- return size;
- }
- }
-
- // The tests themselves
-
- static public void testA0(int iters) {
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- // empty
- }
- }
- }
-
- static public void testA1(int iters) {
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- // empty
- }
- }
- }
-
- static public void testA2(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- // empty
- }
- }
- }
-
- static public void testA3(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- // empty
- }
- }
- }
-
- static public void testA4(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- // empty
- }
- }
- }
-
- static public void testA5(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- // empty
- }
- }
- }
-
- static public void testA6(int iters) {
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- // empty
- }
- }
- }
-
- static public void testB0(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- target.value++;
- }
- }
- }
-
- static public void testB1(int iters) {
- Target target = TARGET;
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- target.value++;
- }
- }
- }
-
- static public void testB2(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- target.value++;
- }
- }
- }
-
- static public void testB3(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- target.value++;
- }
- }
- }
-
- static public void testB4(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- target.value++;
- }
- }
- }
-
- static public void testB5(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- target.value++;
- }
- }
- }
-
- static public void testB6(int iters) {
- Target target = TARGET;
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- target.value++;
- }
- }
- }
-
- static public void testC0(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT - 1; i >= 0; i--) {
- array[i]++;
- }
- }
- }
-
- static public void testC1(int iters) {
- int[] array = INNER_ARRAY;
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- array[i]++;
- }
- }
- }
-
- static public void testC2(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- array[i]++;
- }
- }
- }
-
- static public void testC3(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- array[0] = i + 1;
- }
- }
- }
-
- static public void testC4(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- array[i]++;
- }
- }
- }
-
- static public void testC5(int iters) {
- int[] array = INNER_ARRAY;
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- array[i]++;
- }
- }
- }
-
- static public void testC6(int iters) {
- int[] array = INNER_ARRAY;
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- array[0]++;
- }
- }
- }
-
- static public void testD0(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- target.simple();
- }
- }
- }
-
- static public void testD1(int iters) {
- Target target = TARGET;
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- target.simple();
- }
- }
- }
-
- static public void testD2(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- target.simple();
- }
- }
- }
-
- static public void testD3(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- target.simple();
- }
- }
- }
-
- static public void testD4(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- target.simple();
- }
- }
- }
-
- static public void testD5(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- target.simple();
- }
- }
- }
-
- static public void testD6(int iters) {
- Target target = TARGET;
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- target.simple();
- }
- }
- }
-
- static public void testE0(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testE1(int iters) {
- Target target = TARGET;
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testE2(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testE3(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testE4(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testE5(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testE6(int iters) {
- Target target = TARGET;
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- synchronized (target) {
- target.simple();
- }
- }
- }
- }
-
- static public void testF0(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testF1(int iters) {
- Target target = TARGET;
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testF2(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testF3(int iters) {
- Target target = TARGET;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testF4(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testF5(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testF6(int iters) {
- Target target = TARGET;
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- target.simple();
- }
- }
- }
-
- static public void testG0(int iters) {
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- new Target();
- }
- }
- }
-
- static public void testG1(int iters) {
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- new Target();
- }
- }
- }
-
- static public void testG2(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- new Target();
- }
- }
- }
-
- static public void testG3(int iters) {
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- new Target();
- }
- }
- }
-
- static public void testG4(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- new Target();
- }
- }
- }
-
- static public void testG5(int iters) {
- Target target = TARGET;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- new Target();
- }
- }
- }
-
- static public void testG6(int iters) {
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- new Target();
- }
- }
- }
-
- static public void testH0(int iters) {
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = INNER_COUNT; i > 0; i--) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-
- static public void testH1(int iters) {
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
- int count = INNER_COUNT;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < count; i++) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-
- static public void testH2(int iters) {
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < array.length; i++) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-
- static public void testH3(int iters) {
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
- int[] array = INNER_ARRAY;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i : array) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-
- static public void testH4(int iters) {
- Target target = TARGET;
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size; i++) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-
- static public void testH5(int iters) {
- Target target = TARGET;
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
-
- for (int outer = iters; outer > 0; outer--) {
- for (int i = 0; i < target.size(); i++) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-
- static public void testH6(int iters) {
- byte[] b1 = BYTES_1;
- byte[] b2 = BYTES_2;
- ArrayList<Object> list = INNER_LIST;
-
- for (int outer = iters; outer > 0; outer--) {
- for (Object o : list) {
- System.arraycopy(b1, 0, b2, 0, ARRAY_BYTES);
- }
- }
- }
-}
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