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package com.jogamp.opencl;
import com.jogamp.opencl.util.CLBuildConfiguration;
import com.jogamp.opencl.util.CLProgramConfiguration;
import com.jogamp.opencl.CLProgram.Status;
import com.jogamp.opencl.util.CLBuildListener;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Map;
import java.util.concurrent.CountDownLatch;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import static org.junit.Assert.*;
import static java.lang.System.*;
import static com.jogamp.opencl.CLProgram.CompilerOptions.*;
/**
*
* @author Michael Bien
*/
public class CLProgramTest {
@Rule
public TemporaryFolder tmpFolder = new TemporaryFolder();
@Test
public void enumsTest() {
// CLProgram enums
for (Status e : Status.values()) {
assertEquals(e, Status.valueOf(e.STATUS));
}
}
@Test
public void rebuildProgramTest() throws IOException {
out.println(" - - - CLProgramTest; rebuild program test - - - ");
CLContext context = CLContext.create();
CLProgram program = context.createProgram(getClass().getResourceAsStream("testkernels.cl"));
try{
program.createCLKernels();
fail("expected exception but got none :(");
}catch(CLException ex) {
out.println("got expected exception: "+ex.getCLErrorString());
assertEquals(ex.errorcode, CL.CL_INVALID_PROGRAM_EXECUTABLE);
}
out.println(program.getBuildStatus());
program.build();
out.println(program.getBuildStatus());
assertTrue(program.isExecutable());
Map<String, CLKernel> kernels = program.createCLKernels();
assertNotNull(kernels);
assertTrue("kernel map is empty", kernels.size() > 0);
// rebuild
// 1. release kernels (internally)
// 2. build program
program.build();
assertTrue(program.isExecutable());
out.println(program.getBuildStatus());
// try again with rebuilt program
kernels = program.createCLKernels();
assertNotNull(kernels);
assertTrue("kernel map is empty", kernels.size() > 0);
assertTrue(kernels.size() > 0);
context.release();
}
@Test
public void programBinariesTest() throws IOException {
out.println(" - - - CLProgramTest; down-/upload binaries test - - - ");
CLContext context = CLContext.create();
CLProgram program = context.createProgram(getClass().getResourceAsStream("testkernels.cl"))
.build(ENABLE_MAD, WARNINGS_ARE_ERRORS);
// optain binaries
Map<CLDevice, byte[]> binaries = program.getBinaries();
assertFalse(binaries.isEmpty());
CLDevice[] devices = program.getCLDevices();
for (CLDevice device : devices) {
assertTrue(binaries.containsKey(device));
}
// 1. release program
// 2. re-create program with old binaries
program.release();
assertFalse(program.isExecutable());
assertNotNull(program.getBinaries());
assertEquals(program.getBinaries().size(), 0);
assertNotNull(program.getBuildLog());
assertEquals(program.getBuildLog().length(), 0);
assertNotNull(program.getSource());
assertEquals(program.getSource().length(), 0);
assertNotNull(program.getCLDevices());
assertEquals(program.getCLDevices().length, 0);
{
Map<String, CLKernel> kernels = program.createCLKernels();
assertNotNull(kernels);
assertEquals(kernels.size(), 0);
}
assertNull(program.createCLKernel("foo"));
program = context.createProgram(binaries);
assertFalse(program.isExecutable());
assertNotNull(program.getCLDevices());
assertTrue(program.getCLDevices().length != 0);
assertNotNull(program.getBinaries());
assertEquals(program.getBinaries().size(), 0);
assertNotNull(program.getBuildLog());
assertTrue(program.getBuildLog().length() != 0);
assertNotNull(program.getSource());
assertEquals(program.getSource().length(), 0);
try{
Map<String, CLKernel> kernels = program.createCLKernels();
fail("expected an exception from createCLKernels but got: "+kernels);
}catch(CLException ex) {
// expected, not build yet
}
out.println(program.getBuildStatus());
program.build();
out.println(program.getBuildStatus());
assertNotNull(program.createCLKernel("Test"));
assertTrue(program.isExecutable());
context.release();
}
@Test
public void builderTest() throws IOException, ClassNotFoundException, InterruptedException {
out.println(" - - - CLProgramTest; program builder test - - - ");
CLContext context = CLContext.create();
CLProgram program = context.createProgram(getClass().getResourceAsStream("testkernels.cl"));
// same as program.build()
program.prepare().build();
assertTrue(program.isExecutable());
// complex build
program.prepare().withOption(ENABLE_MAD)
.forDevice(context.getMaxFlopsDevice())
.withDefine("RADIUS", 5)
.withDefine("ENABLE_FOOBAR")
.build();
assertTrue(program.isExecutable());
// reusable builder
CLBuildConfiguration builder = CLProgramBuilder.createConfiguration()
.withOption(ENABLE_MAD)
.forDevices(context.getDevices())
.withDefine("RADIUS", 5)
.withDefine("ENABLE_FOOBAR");
out.println(builder);
// async build test
{
final CountDownLatch countdown = new CountDownLatch(1);
final CLProgram outerProgram = program;
CLBuildListener buildCallback = new CLBuildListener() {
public void buildFinished(CLProgram program) {
assertEquals(outerProgram, program);
countdown.countDown();
}
};
builder.setProgram(program).build(buildCallback);
countdown.countDown(); // TODO remove if callbacks are enabled again
countdown.await();
}
assertTrue(program.isExecutable());
// serialization test
File file = tmpFolder.newFile("foobar.builder");
ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(file));
builder.save(oos);
oos.close();
// build configuration
ObjectInputStream ois = new ObjectInputStream(new FileInputStream(file));
CLBuildConfiguration buildConfig = CLProgramBuilder.loadConfiguration(ois);
ois.close();
assertEquals(builder, buildConfig);
buildConfig.build(program);
assertTrue(program.isExecutable());
// program configuration
ois = new ObjectInputStream(new FileInputStream(file));
CLProgramConfiguration programConfig = CLProgramBuilder.loadConfiguration(ois, context);
assertNotNull(programConfig.getProgram());
ois.close();
program = programConfig.build();
assertTrue(program.isExecutable());
// cloneing
assertEquals(builder, builder.clone());
context.release();
}
@Test
public void kernelTest() {
String source = "__attribute__((reqd_work_group_size(256, 256, 256))) kernel void foo(void) { }\n";
// to workaround "Internal error: Link failed." on AMD platform + GPU device
final CLPlatform platform = CLPlatform.getDefault();
CLDevice.Type type = CLDevice.Type.DEFAULT;
if(platform.getVendor().toLowerCase().contains("amd")) {
type = CLDevice.Type.CPU;
}
CLContext context = CLContext.create(platform, type);
try{
CLProgram program = context.createProgram(source).build();
assertTrue(program.isExecutable());
CLKernel kernel = program.createCLKernel("foo");
assertNotNull(kernel);
long[] wgs = kernel.getCompileWorkGroupSize(context.getDevices()[0]);
out.println("compile workgroup size: " + wgs[0]+" "+wgs[1]+" "+wgs[2]);
assertEquals(256, wgs[0]);
assertEquals(256, wgs[1]);
assertEquals(256, wgs[2]);
}finally{
context.release();
}
}
}
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