Module tornado.api

Package uk.ac.manchester.tornado.api.enums

Class DataTransferMode

java.lang.Object

uk.ac.manchester.tornado.api.enums.DataTransferMode

public class DataTransferMode
extends Object

Enumerate to specify the mode in which data will be copied to/from the host to/from the device.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	EVERY_EXECUTION	Flag to copy data between host invalid input: '<'-> device every time the execute method of a task-graph (TaskGraph) is invoked.
static final int	FIRST_EXECUTION	Flag to copy data between host invalid input: '<'-> device only during the first execution.
static final int	UNDER_DEMAND	Flag to indicate that copy out of buffers (device -> host) are handled by the programmer rather than the TornadoVM runtime system.

Constructor Summary

Constructors

Constructor	Description
DataTransferMode()

Method Summary

Methods inherited from class java.lang.Object

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

Field Details

FIRST_EXECUTION

public static final int FIRST_EXECUTION

Flag to copy data between host invalid input: '<'-> device only during the first execution. If the task-graph is executed multiple times, all data set with this flag will remain on the device as a Read-Only data.

See Also:

• Constant Field Values

EVERY_EXECUTION

public static final int EVERY_EXECUTION

Flag to copy data between host invalid input: '<'-> device every time the execute method of a task-graph (TaskGraph) is invoked.

See Also:

• Constant Field Values

UNDER_DEMAND

public static final int UNDER_DEMAND

Flag to indicate that copy out of buffers (device -> host) are handled by the programmer rather than the TornadoVM runtime system. If this flag is used, developers must manually transfer the data from the device to the host by invoking TornadoExecutionResult.transferToHost(Object...) method.

See Also:

• Constant Field Values

Constructor Details

DataTransferMode

public DataTransferMode()