Port and add more cases.HEADmaster

1. Port benchmark cases from art-testing.
2. Add some more benchmarks for basic OPs.
3. Fix some jmh result variance.

Signed-off-by: Zhongwei Yao <zhongwei.yao@linaro.org>
Signed-off-by: Yang Zhang <yang.zhang@linaro.org>
Signed-off-by: Ningsheng Jian <ningsheng.jian@linaro.org>

Change-Id: I514658696b63e468158325be3b84494553773705

1 files changed, 155 insertions, 0 deletions

diff --git a/src/main/java/org/linaro/benchmarks/vector/TestSIMDMul.java b/src/main/java/org/linaro/benchmarks/vector/TestSIMDMul.java
new file mode 100644
index 0000000..3210e8d
--- /dev/null
+++ b/src/main/java/org/linaro/benchmarks/vector/TestSIMDMul.java
@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2016 Linaro Limited. All rights received.
+ *
+ * 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.
+ *
+ */
+package org.linaro.benchmarks.vector;
+
+import org.openjdk.jmh.annotations.*;
+import java.util.concurrent.TimeUnit;
+
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.MICROSECONDS)
+@State(Scope.Benchmark)
+
+public class TestSIMDMul {
+  static final int LENGTH = 1024;
+  static final int COUNT = 128;
+  static int [] a = new int[LENGTH];
+  static int [] b = new int[LENGTH];
+  static int [] c = new int[LENGTH];
+  static short [] sa = new short[LENGTH];
+  static short [] sb = new short[LENGTH];
+  static short [] sc = new short[LENGTH];
+  static byte [] ba = new byte[LENGTH];
+  static byte [] bb = new byte[LENGTH];
+  static byte [] bc = new byte[LENGTH];
+  static long [] la = new long[LENGTH];
+  static long [] lb = new long[LENGTH];
+  static long [] lc = new long[LENGTH];
+  static float [] fa = new float[LENGTH];
+  static float [] fb = new float[LENGTH];
+  static float [] fc = new float[LENGTH];
+  static double [] da = new double[LENGTH];
+  static double [] db = new double[LENGTH];
+  static double [] dc = new double[LENGTH];
+
+  public static void TestSIMDMulInit() {
+    for (int i = 0; i < LENGTH; i++) {
+       a[i] = i + 3;
+       b[i] = i + 2;
+       c[i] = i + 1;
+       sa[i] = (short)(i + 3);
+       sb[i] = (short)(i + 2);
+       sc[i] = (short)(i + 1);
+       ba[i] = (byte)(i + 3);
+       bb[i] = (byte)(i + 2);
+       bc[i] = (byte)(i + 1);
+       la[i] = (long)(i + 3);
+       lb[i] = (long)(i + 2);
+       lc[i] = (long)(i + 1);
+       fa[i] = (float)(i + 3);
+       fb[i] = (float)(i + 2);
+       fc[i] = (float)(i + 1);
+       da[i] = (double)(i + 3);
+       db[i] = (double)(i + 2);
+       dc[i] = (double)(i + 1);
+    }
+  }
+
+  public static void vectMulInt() {
+    for (int i = 0; i < LENGTH; i++) {
+      c[i] = a[i] * b[i];
+    }
+  }
+
+  public static void vectMulShort() {
+    for (int i = 0; i < LENGTH; i++) {
+      sc[i] = (short)(sa[i] * sb[i]);
+    }
+  }
+
+  public static void vectMulByte() {
+    for (int i = 0; i < LENGTH; i++) {
+      bc[i] = (byte)(ba[i] * bb[i]);
+    }
+  }
+
+  public static void vectMulLong() {
+    for (int i = 0; i < LENGTH; i++) {
+      lc[i] = la[i] * lb[i];
+    }
+  }
+
+  public static void vectMulFloat() {
+    for (int i = 0; i < LENGTH; i++) {
+      fc[i] = fa[i] * fb[i];
+    }
+  }
+
+  public static void vectMulDouble() {
+    for (int i = 0; i < LENGTH; i++) {
+      dc[i] = da[i] * db[i];
+    }
+  }
+
+  @Setup
+  public void setup()
+  {
+    TestSIMDMulInit();
+  }
+
+  @Benchmark
+  public void testVectMulByte() {
+    for (int i = 0; i < COUNT; i++) {
+      vectMulByte();
+    }
+  }
+
+  @Benchmark
+  public void testVectMulShort() {
+    for (int i = 0; i < COUNT; i++) {
+      vectMulShort();
+    }
+  }
+
+  @Benchmark
+  public void tesVectMulInt() {
+    for (int i = 0; i < COUNT; i++) {
+      vectMulInt();
+    }
+  }
+
+  @Benchmark
+  public void testVectMulLong() {
+    for (int i = 0; i < COUNT; i++) {
+      vectMulLong();
+    }
+  }
+
+  @Benchmark
+  public void testVectMulFloat() {
+    for (int i = 0; i < COUNT; i++) {
+      vectMulFloat();
+    }
+  }
+
+  @Benchmark
+  public void testVectMulDouble() {
+    for (int i = 0; i < COUNT; i++) {
+      vectMulDouble();
+    }
+  }
+
+}