org.graalvm.compiler.printer

Class CompilationPrinter

java.lang.Object

org.graalvm.compiler.printer.CompilationPrinter

All Implemented Interfaces:

Closeable, AutoCloseable

public class CompilationPrinter
extends Object
implements Closeable

Utility for printing compilation related data structures at various compilation phases. The output format is such that it can then be fed to the C1 Visualizer.

Field Summary

Fields

Modifier and Type	Field and Description
static String	COLUMN_END
static String	HOVER_END
static String	HOVER_SEP
static String	HOVER_START
protected LogStream	out

Constructor Summary

Constructors

Constructor and Description
CompilationPrinter(OutputStream os) Creates a control flow graph printer.

Method Summary

Modifier and Type	Method and Description
protected void	begin(String string)
void	close()
protected String	debugInfoToString(BytecodePosition codePos, ReferenceMap refMap, IndexedValueMap liveBasePointers, RegisterSaveLayout calleeSaveInfo) Formats given debug info as a multi line string.
protected void	end(String string)
void	flush() Flushes all buffered output to the underlying output stream.
void	printBytecodes(String code)
void	printCompilation(JavaMethod javaMethod) Prints a compilation timestamp for a given method.
void	printMachineCode(String code, String label)
protected String	valueToString(JavaValue value, List<VirtualObject> virtualObjects)

Methods inherited from class java.lang.Object

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

Field Detail

COLUMN_END

public static final String COLUMN_END

See Also:

Constant Field Values

HOVER_START

public static final String HOVER_START

See Also:

Constant Field Values

HOVER_SEP

public static final String HOVER_SEP

See Also:

Constant Field Values

HOVER_END

public static final String HOVER_END

See Also:

Constant Field Values

out

protected final LogStream out

Constructor Detail

CompilationPrinter

public CompilationPrinter(OutputStream os)

Creates a control flow graph printer.

Parameters:

os - where the output generated via this printer will be sent

Method Detail

flush

public void flush()

Flushes all buffered output to the underlying output stream.

close

public void close()

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

begin

protected void begin(String string)

end

protected void end(String string)

printCompilation

public void printCompilation(JavaMethod javaMethod)

Prints a compilation timestamp for a given method.

Parameters:

javaMethod - the method for which a timestamp will be printed

debugInfoToString

protected String debugInfoToString(BytecodePosition codePos,
                                   ReferenceMap refMap,
                                   IndexedValueMap liveBasePointers,
                                   RegisterSaveLayout calleeSaveInfo)

Formats given debug info as a multi line string.

valueToString

protected String valueToString(JavaValue value,
                               List<VirtualObject> virtualObjects)

printMachineCode

public void printMachineCode(String code,
                             String label)

printBytecodes

public void printBytecodes(String code)