JNR 2023-06-06 · jnr.x86asm.Assembler

Field Summary

Modifier and Type	Field and Description
private final CodeBuffer	_buffer
private final Logger	_logger
private int	_properties
private final List<RelocData>	_relocData
pack-priv int	_trampolineSize Size of possible trampolines.
private final CPU	cpu
private final CpuInfo	cpuInfo
public static final CPU	I386
private static final int[]	nop1
private static final int[]	nop10
private static final int[]	nop11
private static final int[]	nop2
private static final int[]	nop3
private static final int[]	nop4
private static final int[]	nop5
private static final int[]	nop6
private static final int[]	nop7
private static final int[]	nop8
private static final int[]	nop9
public static final CPU	X86_64

Constructor Summary

Access	Constructor and Description
public	Assembler(CPU cpu)

Method Summary

Modifier and Type	Method and Description
pack-priv final void	_emitByte(int x) Emit Byte to internal buffer.
pack-priv LinkData	_emitDisplacement(Label label, long inlinedDisplacement, int size)
pack-priv final void	_emitDWord(int x) Emit DWord (4 bytes) to internal buffer.
pack-priv void	_emitFpu(int opCode)
pack-priv void	_emitFpuMEM(int opCode, int opReg, Mem mem)
pack-priv void	_emitFpuSTI(int opCode, int sti)
pack-priv void	_emitImmediate(Immediate imm, int size)
pack-priv final void	_emitInt32(int x) Emit Int32 (4 bytes) to internal buffer.
pack-priv void	_emitJmpOrCallReloc(InstructionGroup instruction, long target)
pack-priv void	_emitMmu(int opCode, int rexw, int opReg, Operand src, int immSize)
pack-priv void	_emitMod(int m, int o, int r) Emit MODR/M byte.
pack-priv void	_emitModM(int opReg, Mem mem, int immSize)
pack-priv void	_emitModR(int opReg, int r) Emit Register / Register - calls _emitMod(3, opReg, r)
pack-priv void	_emitModR(int opReg, BaseReg r) Emit Register / Register - calls _emitMod(3, opReg, r.code())
pack-priv void	_emitModRM(int opReg, Operand op, int immSize)
pack-priv final void	_emitOpCode(int opCode)
pack-priv final void	_emitQWord(long x) Emit QWord (8 bytes) to internal buffer.
pack-priv void	_emitRexR(int w, int opReg, int regCode) Emit REX prefix (64 bit mode only).
pack-priv void	_emitRexR(boolean w, int opReg, int regCode)
pack-priv void	_emitRexRM(int w, int opReg, Operand rm) Emit REX prefix (64 bit mode only).
pack-priv void	_emitRexRM(boolean w, int opReg, Operand rm)
pack-priv void	_emitSegmentPrefix(Operand rm)
pack-priv void	_emitSib(int s, int i, int b) Emit SIB byte.
pack-priv final void	_emitSysInt(long x) Emit system signed integer (4 or 8 bytes) to internal buffer.
pack-priv final void	_emitWord(int x) Emit Word (2 bytes) to internal buffer.
pack-priv void	_emitX86(INST_CODE code, Operand o1, Operand o2, Operand o3) Implements abstract jnr.x86asm.SerializerCore._emitX86.
pack-priv void	_emitX86Inl(int opCode, boolean i16bit, boolean rexw, int reg)
pack-priv void	_emitX86Inl(int opCode, boolean i16bit, int rexw, int reg)
pack-priv void	_emitX86RM(int opCode, boolean i16bit, boolean rexw, int o, Operand op, int immSize)
pack-priv void	_emitX86RM(int opCode, boolean i16bit, int rexw, int o, Operand op, int immSize)
public void	align(long m)
public final int	codeSize() Gets the required size of memory required to store all the generated code
public final byte	getByteAt(int pos)
public final int	getDWordAt(int pos)
public final int	getInt32At(int pos)
public final long	getQWordAt(int pos)
public final short	getWordAt(int pos)
private static final int	intValue(boolean b)
pack-priv boolean	is64() Implements abstract jnr.x86asm.SerializerCore.is64.
public final int	offset()
public void	relocCode(ByteBuffer buffer, long address)
public final void	setByteAt(int pos, byte x)
public final void	setDWordAt(int pos, int x)
public final void	setInt32At(int pos, long x)
public final void	setQWordAt(int pos, long x)
public final void	setVarAt(int pos, long i, boolean isUnsigned, int size)
public final void	setWordAt(int pos, short x)
pack-priv int	trampolineSize() Return size of all possible trampolines needed to successfuly generate relative jumps to absolute addresses.

Field Detail

_buffer	back to summary
private final CodeBuffer _buffer

_logger	back to summary
private final Logger _logger

_properties	back to summary
private int _properties

_relocData	back to summary
private final List<RelocData> _relocData

_trampolineSize	back to summary
pack-priv int _trampolineSize Size of possible trampolines.

cpu	back to summary
private final CPU cpu

cpuInfo	back to summary
private final CpuInfo cpuInfo

I386	back to summary
public static final CPU I386

nop1	back to summary
private static final int[] nop1

nop10	back to summary
private static final int[] nop10

nop11	back to summary
private static final int[] nop11

nop2	back to summary
private static final int[] nop2

nop3	back to summary
private static final int[] nop3

nop4	back to summary
private static final int[] nop4

nop5	back to summary
private static final int[] nop5

nop6	back to summary
private static final int[] nop6

nop7	back to summary
private static final int[] nop7

nop8	back to summary
private static final int[] nop8

nop9	back to summary
private static final int[] nop9

X86_64	back to summary
public static final CPU X86_64

Constructor Detail

Assembler	back to summary
public Assembler(CPU cpu)

Method Detail

_emitByte	back to summary
pack-priv final void _emitByte(int x) Emit Byte to internal buffer.

_emitDisplacement	back to summary
pack-priv LinkData _emitDisplacement(Label label, long inlinedDisplacement, int size)

_emitDWord	back to summary
pack-priv final void _emitDWord(int x) Emit DWord (4 bytes) to internal buffer.

_emitFpu	back to summary
pack-priv void _emitFpu(int opCode)

_emitFpuMEM	back to summary
pack-priv void _emitFpuMEM(int opCode, int opReg, Mem mem)

_emitFpuSTI	back to summary
pack-priv void _emitFpuSTI(int opCode, int sti)

_emitImmediate	back to summary
pack-priv void _emitImmediate(Immediate imm, int size)

_emitInt32	back to summary
pack-priv final void _emitInt32(int x) Emit Int32 (4 bytes) to internal buffer.

_emitJmpOrCallReloc	back to summary
pack-priv void _emitJmpOrCallReloc(InstructionGroup instruction, long target)

_emitMmu	back to summary
pack-priv void _emitMmu(int opCode, int rexw, int opReg, Operand src, int immSize)

_emitMod	back to summary
pack-priv void _emitMod(int m, int o, int r) Emit MODR/M byte.

_emitModM	back to summary
pack-priv void _emitModM(int opReg, Mem mem, int immSize)

_emitModR	back to summary
pack-priv void _emitModR(int opReg, int r) Emit Register / Register - calls _emitMod(3, opReg, r)

_emitModR	back to summary
pack-priv void _emitModR(int opReg, BaseReg r) Emit Register / Register - calls _emitMod(3, opReg, r.code())

_emitModRM	back to summary
pack-priv void _emitModRM(int opReg, Operand op, int immSize)

_emitOpCode	back to summary
pack-priv final void _emitOpCode(int opCode)

_emitQWord	back to summary
pack-priv final void _emitQWord(long x) Emit QWord (8 bytes) to internal buffer.

_emitRexR	back to summary
pack-priv void _emitRexR(int w, int opReg, int regCode) Emit REX prefix (64 bit mode only).

_emitRexR	back to summary
pack-priv void _emitRexR(boolean w, int opReg, int regCode)

_emitRexRM	back to summary
pack-priv void _emitRexRM(int w, int opReg, Operand rm) Emit REX prefix (64 bit mode only).

_emitRexRM	back to summary
pack-priv void _emitRexRM(boolean w, int opReg, Operand rm)

_emitSegmentPrefix	back to summary
pack-priv void _emitSegmentPrefix(Operand rm)

_emitSib	back to summary
pack-priv void _emitSib(int s, int i, int b) Emit SIB byte.

_emitSysInt	back to summary
pack-priv final void _emitSysInt(long x) Emit system signed integer (4 or 8 bytes) to internal buffer.

_emitWord	back to summary
pack-priv final void _emitWord(int x) Emit Word (2 bytes) to internal buffer.

_emitX86	back to summary
pack-priv void _emitX86(INST_CODE code, Operand o1, Operand o2, Operand o3) Implements abstract jnr.x86asm.SerializerCore._emitX86.

_emitX86Inl	back to summary
pack-priv void _emitX86Inl(int opCode, boolean i16bit, boolean rexw, int reg)

_emitX86Inl	back to summary
pack-priv void _emitX86Inl(int opCode, boolean i16bit, int rexw, int reg)

_emitX86RM	back to summary
pack-priv void _emitX86RM(int opCode, boolean i16bit, boolean rexw, int o, Operand op, int immSize)

_emitX86RM	back to summary
pack-priv void _emitX86RM(int opCode, boolean i16bit, int rexw, int o, Operand op, int immSize)

align	back to summary
public void align(long m)

codeSize	back to summary
public final int codeSize() Gets the required size of memory required to store all the generated code

getByteAt	back to summary
public final byte getByteAt(int pos)

getDWordAt	back to summary
public final int getDWordAt(int pos)

getInt32At	back to summary
public final int getInt32At(int pos)

getQWordAt	back to summary
public final long getQWordAt(int pos)

getWordAt	back to summary
public final short getWordAt(int pos)

intValue	back to summary
private static final int intValue(boolean b)

is64

back to summary

pack-priv boolean is64()

Implements abstract jnr.x86asm.SerializerCore.is64.

Annotations

@Override

offset	back to summary
public final int offset()

relocCode	back to summary
public void relocCode(ByteBuffer buffer, long address)

setByteAt	back to summary
public final void setByteAt(int pos, byte x)

setDWordAt	back to summary
public final void setDWordAt(int pos, int x)

setInt32At	back to summary
public final void setInt32At(int pos, long x)

setQWordAt	back to summary
public final void setQWordAt(int pos, long x)

setVarAt	back to summary
public final void setVarAt(int pos, long i, boolean isUnsigned, int size)

setWordAt	back to summary
public final void setWordAt(int pos, short x)

trampolineSize	back to summary
pack-priv int trampolineSize() Return size of all possible trampolines needed to successfuly generate relative jumps to absolute addresses. This value is only non-zero if jmp of call instructions were used with immediate operand (this means jump or call absolute address directly). Currently only _emitJmpOrCallReloc() method can increase trampoline size value.

public final Class Assembler

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail