org.jikesrvm.mm.mmtk.gcspy

Class ServerSpace

java.lang.Object

org.mmtk.vm.gcspy.ServerSpace

org.jikesrvm.mm.mmtk.gcspy.ServerSpace

public class ServerSpace
extends ServerSpace

This class implements the GCspy Space abstraction. Here, it largely to forward calls to the gcspy C library.

Field Summary

Fields inherited from class org.mmtk.vm.gcspy.ServerSpace

DEBUG, DEFAULT_UNUSED_STRING, driver, spaceId

Constructor Summary

Constructors

Constructor and Description
ServerSpace(ServerInterpreter serverInterpreter, String serverName, String driverName, String title, String blockInfo, int tileNum, String unused, boolean mainSpace) Create a new GCspy Space

Method Summary

Modifier and Type	Method and Description
Address	addStream(int streamId) Add a stream to the native driver
void	resize(int size) Tell the C driver to resize
void	sendControls(AbstractDriver space, int tileNum) Send all the control info for the space
void	setTilename(int i, Address start, Address end) Tell the native driver the tile name.
void	setTilename(int i, Address format, long value) Tell the native driver the tile name.
void	setTilename(int i, String format, long value) Tell the native driver the tile names.
void	spaceInfo(Address info) Send info for this space
void	startCommunication() Start a transmission
void	stream(int streamId, int len) Start transmitting a stream.
void	streamByteValue(byte value) Send a byte
void	streamEnd() End of this stream
void	streamIntValue(int value) Send an int
void	streamShortValue(short value) Send a short
void	summary(int streamId, int len) Start to send a summary
void	summaryEnd() End the summary
void	summaryValue(int val) Send a summary value

Methods inherited from class org.mmtk.vm.gcspy.ServerSpace

endCommunication

Methods inherited from class java.lang.Object

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

Constructor Detail

ServerSpace

public ServerSpace(ServerInterpreter serverInterpreter,
                   String serverName,
                   String driverName,
                   String title,
                   String blockInfo,
                   int tileNum,
                   String unused,
                   boolean mainSpace)

Create a new GCspy Space

Parameters:

serverInterpreter - The server that owns this space

serverName - The server's name

driverName - The space driver's name

title - Title for the space

blockInfo - A label for each block

tileNum - Max number of tiles in this space

unused - A label for unused blocks

mainSpace - Whether this space is the main space

Method Detail

setTilename

public void setTilename(int i,
                        Address start,
                        Address end)

Tell the native driver the tile name.

Specified by:

setTilename in class ServerSpace

Parameters:

i - the number of the tile

start - the starting address of the tile

end - the end address

setTilename

public void setTilename(int i,
                        Address format,
                        long value)

Description copied from class: ServerSpace

Tell the native driver the tile name.

Specified by:

setTilename in class ServerSpace

Parameters:

i - the number of the tile

format - the name of the tile, a format string

value - The value for the format string

setTilename

public void setTilename(int i,
                        String format,
                        long value)

Description copied from class: ServerSpace

Tell the native driver the tile names.

Specified by:

setTilename in class ServerSpace

Parameters:

i - the number of the tile

format - The name, including format tags

value - The value for the format string

resize

public void resize(int size)

Description copied from class: ServerSpace

Tell the C driver to resize

Specified by:

resize in class ServerSpace

Parameters:

size - the new driver size

startCommunication

public void startCommunication()

Description copied from class: ServerSpace

Start a transmission

Specified by:

startCommunication in class ServerSpace

addStream

public Address addStream(int streamId)

Description copied from class: ServerSpace

Add a stream to the native driver

Specified by:

addStream in class ServerSpace

Parameters:

streamId - the stream's ID

Returns:

the address of the C gcspy_gc_stream_t

stream

public void stream(int streamId,
                   int len)

Description copied from class: ServerSpace

Start transmitting a stream.

Specified by:

stream in class ServerSpace

Parameters:

streamId - The stream's ID

len - The number of items in the stream

streamByteValue

public void streamByteValue(byte value)

Description copied from class: ServerSpace

Send a byte

Specified by:

streamByteValue in class ServerSpace

Parameters:

value - The byte

streamShortValue

public void streamShortValue(short value)

Description copied from class: ServerSpace

Send a short

Specified by:

streamShortValue in class ServerSpace

Parameters:

value - The short

streamIntValue

public void streamIntValue(int value)

Description copied from class: ServerSpace

Send an int

Specified by:

streamIntValue in class ServerSpace

Parameters:

value - The int

streamEnd

public void streamEnd()

Description copied from class: ServerSpace

End of this stream

Specified by:

streamEnd in class ServerSpace

summary

public void summary(int streamId,
                    int len)

Description copied from class: ServerSpace

Start to send a summary

Specified by:

summary in class ServerSpace

Parameters:

streamId - The stream's ID

len - The number of items to be sent

summaryValue

public void summaryValue(int val)

Description copied from class: ServerSpace

Send a summary value

Specified by:

summaryValue in class ServerSpace

Parameters:

val - The value

summaryEnd

public void summaryEnd()

Description copied from class: ServerSpace

End the summary

Specified by:

summaryEnd in class ServerSpace

sendControls

public void sendControls(AbstractDriver space,
                         int tileNum)

Description copied from class: ServerSpace

Send all the control info for the space

Specified by:

sendControls in class ServerSpace

Parameters:

space - The GCspy driver for this space

tileNum - The number of tiles

spaceInfo

public void spaceInfo(Address info)

Description copied from class: ServerSpace

Send info for this space

Specified by:

spaceInfo in class ServerSpace

Parameters:

info - A pointer to the information (held as C string)