org.graalvm.compiler.core.common.util

Interface TypeWriter

All Known Implementing Classes:

UnsafeArrayTypeWriter

public interface TypeWriter

Provides low-level sequential write access for signed and unsigned values of size 1, 2, 4, and 8 bytes.

Method Summary

Modifier and Type	Method and Description
long	getBytesWritten() Returns the number of bytes that have been written, i.e., the byte index of the next byte to be written.
void	patchS4(long value, long offset) Patches a previously written signed 4 byte value at a given offset.
void	putS1(long value) Writes a signed 1 byte value.
void	putS2(long value) Writes a signed 2 byte value.
void	putS4(long value) Writes a signed 4 byte value.
void	putS8(long value) Writes a signed 8 byte value.
void	putSV(long value) Writes a signed value in a variable byte size encoding.
void	putU1(long value) Writes an unsigned 1 byte value.
void	putU2(long value) Writes an unsigned 2 byte value.
void	putU4(long value) Writes an unsigned 4 byte value.
void	putUV(long value) Writes an unsigned value in a variable byte size encoding.

Method Detail

getBytesWritten

long getBytesWritten()

Returns the number of bytes that have been written, i.e., the byte index of the next byte to be written.

putS1

void putS1(long value)

Writes a signed 1 byte value.

putU1

void putU1(long value)

Writes an unsigned 1 byte value.

putS2

void putS2(long value)

Writes a signed 2 byte value.

putU2

void putU2(long value)

Writes an unsigned 2 byte value.

putS4

void putS4(long value)

Writes a signed 4 byte value.

patchS4

void patchS4(long value,
             long offset)

Patches a previously written signed 4 byte value at a given offset.

putU4

void putU4(long value)

Writes an unsigned 4 byte value.

putS8

void putS8(long value)

Writes a signed 8 byte value.

putSV

void putSV(long value)

Writes a signed value in a variable byte size encoding.

putUV

void putUV(long value)

Writes an unsigned value in a variable byte size encoding.