Module openj9.gpu

Package com.ibm.gpu

Class Maths

java.lang.Object

com.ibm.gpu.Maths

public final class Maths
extends Object

This class is used to perform sorting operations of primitive arrays of type int, long, float, double on any connected CUDA GPU. A successful sort operation results in the array being sorted in ascending order.

Method Summary

Modifier and Type	Method	Description
static void	sortArray(double[] array)	Sort the given array of doubles into ascending order, using the default CUDA device.
static void	sortArray(double[] array, int fromIndex, int toIndex)	Sort the specified range of the array of doubles into ascending order, using the default CUDA device.
static void	sortArray(float[] array)	Sort the given array of floats into ascending order, using the default CUDA device.
static void	sortArray(float[] array, int fromIndex, int toIndex)	Sort the specified range of the array of floats into ascending order, using the default CUDA device.
static void	sortArray(int[] array)	Sort the given array of integers into ascending order, using the default CUDA device.
static void	sortArray(int[] array, int fromIndex, int toIndex)	Sort the specified range of the array of integers into ascending order, using the default CUDA device.
static void	sortArray(int deviceId, double[] array)	Sort the given array of doubles into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, double[] array, int fromIndex, int toIndex)	Sort the specified range of the array of doubles into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, float[] array)	Sort the given array of floats into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, float[] array, int fromIndex, int toIndex)	Sort the specified range of the array of floats into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, int[] array)	Sort the given array of integers into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, int[] array, int fromIndex, int toIndex)	Sort the specified range of the array of integers into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, long[] array)	Sort the given array of longs into ascending order, using the specified CUDA device.
static void	sortArray(int deviceId, long[] array, int fromIndex, int toIndex)	Sort the specified range of the array of longs into ascending order, using the specified CUDA device.
static void	sortArray(long[] array)	Sort the given array of longs into ascending order, using the default CUDA device.
static void	sortArray(long[] array, int fromIndex, int toIndex)	Sort the specified range of the array of longs into ascending order, using the default CUDA device.

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

sortArray

public static void sortArray(double[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of doubles into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(double[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of doubles into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(float[] array)
                      throws GPUSortException,
GPUConfigurationException

Sort the given array of floats into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(float[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of floats into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 double[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of doubles into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 double[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of doubles into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 float[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of floats into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 float[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of floats into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 int[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of integers into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 int[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of integers into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 long[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of longs into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int deviceId,
 long[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of longs into ascending order, using the specified CUDA device.

Parameters:

deviceId - the CUDA device to be used

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of integers into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(int[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of integers into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(long[] array)
                      throws GPUConfigurationException,
GPUSortException

Sort the given array of longs into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs

sortArray

public static void sortArray(long[] array,
 int fromIndex,
 int toIndex)
                      throws GPUConfigurationException,
GPUSortException

Sort the specified range of the array of longs into ascending order, using the default CUDA device.

Parameters:

array - the array that will be sorted

fromIndex - the range starting index (inclusive)

toIndex - the range ending index (exclusive)

Throws:

GPUConfigurationException - if an issue has occurred with the CUDA environment

GPUSortException - if any of the following happens:

• the device is not available
• insufficient device memory is available
• an error occurs transferring the data to or from the device
• a device execution error occurs