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package mpjdev.buffertest;
import mpjdev.*;
import mpjbuf.*;
/*
* Gather/Scatter Operation on a single
*/
public class BufferTest4 {
public BufferTest4(String args[]) throws Exception {
String[] nargs = new String[args.length + 1];
System.arraycopy(args, 0, nargs, 0, args.length);
nargs[args.length] = this.toString();
MPJDev.init(args);
int size = MPJDev.WORLD.size();
int id = MPJDev.WORLD.id();
if (size > 2) {
if (id == 1)
System.out.println("BufferTest4: Must run with 2 tasks!");
MPJDev.finish();
return;
}
int SEND_OVERHEAD = MPJDev.getSendOverhead();
int RECV_OVERHEAD = MPJDev.getRecvOverhead();
int weirdSize = 40 + 80 + 160 + 80 + 40 + 320 + 320 + 160 + (8 * 8) + 100;
if (MPJDev.WORLD.id() == 0) {
int intArray[] = new int[100];
for (int j = 0; j < intArray.length; j++) {
intArray[j] = j + 1;
}
float floatArray[] = new float[100];
for (int i = 0; i < floatArray.length; i++) {
floatArray[i] = i + 11;
}
double doubleArray[] = new double[100];
for (int i = 0; i < doubleArray.length; i++) {
doubleArray[i] = i + 11.11;
}
long longArray[] = new long[100];
for (int i = 0; i < longArray.length; i++) {
longArray[i] = i + 11;
}
boolean booleanArray[] = new boolean[100];
for (int i = 0; i < booleanArray.length; i++) {
booleanArray[i] = true;
}
short shortArray[] = new short[100];
for (int i = 0; i < shortArray.length; i++) {
shortArray[i] = 1;
}
char charArray[] = new char[100];
for (int i = 0; i < charArray.length; i++) {
charArray[i] = 's';
}
byte byteArray[] = new byte[100];
for (int i = 0; i < byteArray.length; i++) {
byteArray[i] = 's';
}
int indexes[] = { 2, 4, 6, 8, 12, 14, 16, 18, 22, 24, 26, 28, 32, 34, 36,
38, 42, 44, 46, 48, 52, 54, 56, 58, 62, 64, 66, 68, 72, 74, 76, 78,
82, 84, 86, 88, 92, 94, 96, 98 };
Buffer buffer = new Buffer(
BufferFactory.create(weirdSize + SEND_OVERHEAD), SEND_OVERHEAD,
SEND_OVERHEAD + weirdSize);
buffer.putSectionHeader(Type.BYTE);
buffer.gather(byteArray, 40, 0, indexes);
buffer.putSectionHeader(Type.CHAR);
buffer.gather(charArray, 40, 0, indexes);
buffer.putSectionHeader(Type.INT);
buffer.gather(intArray, 40, 0, indexes);
buffer.putSectionHeader(Type.SHORT);
buffer.gather(shortArray, 40, 0, indexes);
buffer.putSectionHeader(Type.BOOLEAN);
buffer.gather(booleanArray, 40, 0, indexes);
buffer.putSectionHeader(Type.LONG);
buffer.gather(longArray, 40, 0, indexes);
buffer.putSectionHeader(Type.DOUBLE);
buffer.gather(doubleArray, 40, 0, indexes);
buffer.putSectionHeader(Type.FLOAT);
buffer.gather(floatArray, 40, 0, indexes);
buffer.commit();
MPJDev.WORLD.send(buffer, 1, 999, true);
BufferFactory.destroy(buffer.getStaticBuffer());
// Buffer, destinationRank, tag (make sure you have matchin recv also
// called)
// System.out.println("Send Completed \n\n");
}
else if (MPJDev.WORLD.id() == 1) {
/********* THINGIES TO BE READ ******************/
int intReadArray[] = new int[100];
for (int j = 0; j < intReadArray.length; j++) {
intReadArray[j] = 3;
}
float floatReadArray[] = new float[100];
for (int i = 0; i < floatReadArray.length; i++) {
floatReadArray[i] = i + 19;
}
double doubleReadArray[] = new double[100];
for (int i = 0; i < doubleReadArray.length; i++) {
doubleReadArray[i] = i + 99.11;
}
long longReadArray[] = new long[100];
for (int i = 0; i < longReadArray.length; i++) {
longReadArray[i] = i + 9;
}
boolean booleanReadArray[] = new boolean[100];
for (int i = 0; i < booleanReadArray.length; i++) {
booleanReadArray[i] = false;
}
short shortReadArray[] = new short[100];
for (int i = 0; i < shortReadArray.length; i++) {
shortReadArray[i] = 2;
}
char charReadArray[] = new char[100];
for (int i = 0; i < charReadArray.length; i++) {
charReadArray[i] = 'x';
}
byte byteReadArray[] = new byte[100];
for (int i = 0; i < byteReadArray.length; i++) {
byteReadArray[i] = 'x';
}
/********* THINGIES TO BE READ ******************/
Buffer buffer = new Buffer(
BufferFactory.create(weirdSize + RECV_OVERHEAD), RECV_OVERHEAD,
RECV_OVERHEAD + weirdSize);
MPJDev.WORLD.recv(buffer, 0, 999, true);
int indexes[] = { 2, 4, 6, 8, 12, 14, 16, 18, 22, 24, 26, 28, 32, 34, 36,
38, 42, 44, 46, 48, 52, 54, 56, 58, 62, 64, 66, 68, 72, 74, 76, 78,
82, 84, 86, 88, 92, 94, 96, 98 };
buffer.commit();
try {
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(byteReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(charReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(intReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(shortReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(booleanReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(longReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(doubleReadArray, 40, 0, indexes);
buffer.getSectionHeader();
buffer.getSectionSize();
buffer.scatter(floatReadArray, 40, 0, indexes);
}
catch (Exception e) {
e.printStackTrace();
}
BufferFactory.destroy(buffer.getStaticBuffer());
/*
*
* System.out.print(
* "\t********* DISPLAYING THE INT ARRAY READ *********\n\n"); for (int j
* = 0; j < intReadArray.length; j++) { System.out.print("int[" + j + "]="
* + intReadArray[j] + "\t"); }
*
* System.out.print(
* "\t******** DISPLAYING THE FLOAT ARRAY READ ********\n\n"); for (int j
* = 0; j < floatReadArray.length; j++) { System.out.print("float[" + j +
* "]=" + floatReadArray[j] + "\t"); }
*
* System.out.print(
* "\t******* DISPLAYING THE DOUBLE ARRAY READ ********\n\n"); for (int j
* = 0; j < doubleReadArray.length; j++) { System.out.print("double[" + j
* + "]=" + doubleReadArray[j] + "\t"); }
*
* System.out.print("\t******** DISPLAYING THE LONG ARRAY READ ********\n\n"
* ); for (int j = 0; j < longReadArray.length; j++) {
* System.out.print("long[" + j + "]=" + longReadArray[j] + "\t"); }
*
* System.out.print(
* "\t******** DISPLAYING THE SHORT ARRAY READ ********\n\n"); for (int j
* = 0; j < shortReadArray.length; j++) { System.out.print("short[" + j +
* "]=" + shortReadArray[j] + "\t"); }
*
* System.out.print(
* "\t******** DISPLAYING THE FLOAT ARRAY READ ********\n\n"); for (int j
* = 0; j < charReadArray.length; j++) { System.out.print("char[" + j +
* "]=" + charReadArray[j] + "\t"); }
*
* System.out.print("\t******** DISPLAYING THE BYTE ARRAY READ ********\n\n"
* ); for (int j = 0; j < byteReadArray.length; j++) {
* System.out.print("byte[" + j + "]=" + byteReadArray[j] + "\t"); }
*
* System.out.print(
* "\t******** DISPLAYING THE BOOLEAN ARRAY READ ********\n\n"); for (int
* j = 0; j < booleanReadArray.length; j++) { System.out.print("boolean["
* + j + "]=" + booleanReadArray[j] + "\t"); }
* System.out.println("Receive Completed \n\n");
*/
}
if (id == 1)
System.out.println("BufferTest4 TEST Completed (?)" + id);
// MPJDev.WORLD.barrier();
MPJDev.finish();
}
public static void main(String args[]) throws Exception {
BufferTest4 test = new BufferTest4(args);
}
}
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