scale.backend.sparc
Class Opcodes

java.lang.Object
  scale.backend.sparc.Opcodes

public class Opcodes
extends java.lang.Object

This class provides Sparc instruction information.

$Id: Opcodes.java,v 1.21 2007-10-04 19:57:57 burrill Exp $

Copyright 2008 by the Scale Compiler Group,
Department of Computer Science
University of Massachusetts,
Amherst MA. 01003, USA
All Rights Reserved.

Sparc opcodes are represented by an integer that is split into two fields.

1. Bits <11:00> are the subop function code (opf) if applicable.
2. Bits <15:12> are the condition code if applicable.
3. Bits <23:16> are the function code (op3 or op2).
4. Bits <27:24> are the instruction format opcode.

Field Summary

static int	ADD
static int	ADDC
static int	ADDCC
static int	ADDCCC
static int	AND
static int	ANDCC
static int	ANDN
static int	ANDNCC
static int	B
static int	BA
static int	BCC
static int	BCS
static int	BE
static int	BG
static int	BGE
static int	BGU
static int	BL
static int	BLE
static int	BLEU
static int	BN
static int	BNE
static int	BNEG
static int	BP
static int	BPA
static int	BPCC
static int	BPCS
static int	BPE
static int	BPG
static int	BPGE
static int	BPGU
static int	BPL
static int	BPLE
static int	BPLEU
static int	BPN
static int	BPNE
static int	BPNEG
static int	BPOS
static int	BPPOS
static int	BPVC
static int	BPVS
static int	BR
static int	BRGEZ
static int	BRGZ
static int	BRLEZ
static int	BRLZ
static int	BRNZ
static int	BRZ
static int	BVC
static int	BVS
static int	CALL
static int	CASA
static int	CASXA
static java.lang.String[]	condf
static java.lang.String[]	condi
static int	DONE
static int	FABSD
static int	FABSQ
static int	FABSS
static int	FADDD
static int	FADDQ
static int	FADDS
static int	FB
static int	FBA
static int	FBE
static int	FBG
static int	FBGE
static int	FBL
static int	FBLE
static int	FBLG
static int	FBN
static int	FBNE
static int	FBO
static int	FBP
static int	FBPA
static int	FBPE
static int	FBPG
static int	FBPGE
static int	FBPL
static int	FBPLE
static int	FBPLG
static int	FBPN
static int	FBPNE
static int	FBPO
static int	FBPU
static int	FBPUE
static int	FBPUG
static int	FBPUGE
static int	FBPUL
static int	FBPULE
static int	FBU
static int	FBUE
static int	FBUG
static int	FBUGE
static int	FBUL
static int	FBULE
static int	FCMPD
static int	FCMPED
static int	FCMPEQ
static int	FCMPES
static int	FCMPQ
static int	FCMPS
static int	FDIVD
static int	FDIVQ
static int	FDIVS
static int	FDMULQ
static int	FDTOI
static int	FDTOQ
static int	FDTOS
static int	FDTOX
static int	FITOD
static int	FITOQ
static int	FITOS
static int	FLUSH
static int	FLUSHW
static int	FMOVD
static int	FMOVDCC
static int	FMOVQ
static int	FMOVQCC
static int	FMOVRDGEZ
static int	FMOVRDGZ
static int	FMOVRDLEZ
static int	FMOVRDLZ
static int	FMOVRDNZ
static int	FMOVRDZ
static int	FMOVRQGEZ
static int	FMOVRQGZ
static int	FMOVRQLEZ
static int	FMOVRQLZ
static int	FMOVRQNZ
static int	FMOVRQZ
static int	FMOVRSGEZ
static int	FMOVRSGZ
static int	FMOVRSLEZ
static int	FMOVRSLZ
static int	FMOVRSNZ
static int	FMOVRSZ
static int	FMOVS
static int	FMOVSCC
static int	FMULD
static int	FMULQ
static int	FMULS
static int	FNEGD
static int	FNEGQ
static int	FNEGS
static int	FPop1
static int	FPop2
static int	FQTOD
static int	FQTOI
static int	FQTOS
static int	FQTOX
static int	FSMULD
static int	FSQRTD
static int	FSQRTQ
static int	FSQRTS
static int	FSTOD
static int	FSTOI
static int	FSTOQ
static int	FSTOX
static int	FSUBD
static int	FSUBQ
static int	FSUBS
static byte[]	ftypeMap
static int	FXTOD
static int	FXTOQ
static int	FXTOS
static int	ILLTRAP
static byte[]	iltypeMap
static int	IMPDEP1
static int	IMPDEP2
static byte[]	itypeMap
static int	JMPL
static int	LD
static int	LDD
static int	LDDA
static int	LDDF
static int	LDDFA
static int	LDF
static int	LDFA
static int	LDFSR
static int	LDQF
static int	LDQFA
static int	LDSB
static int	LDSBA
static int	LDSH
static int	LDSHA
static int	LDSTUB
static int	LDSTUBA
static int	LDSW
static int	LDSWA
static int	LDUB
static int	LDUBA
static int	LDUH
static int	LDUHA
static int	LDUW
static int	LDUWA
static int	LDX
static int	LDXA
static int	MEMBAR
static int	MOVA
static int	MOVCC
static int	MOVCS
static int	MOVE
static int	MOVG
static int	MOVGE
static int	MOVGU
static int	MOVL
static int	MOVLE
static int	MOVLEU
static int	MOVN
static int	MOVNE
static int	MOVNEG
static int	MOVPOS
static int	MOVR
static int	MOVRGEZ
static int	MOVRGZ
static int	MOVRLEZ
static int	MOVRLZ
static int	MOVRNZ
static int	MOVRZ
static int	MOVVC
static int	MOVVS
static int	MULSCC
static int	MULX
static int	NOP
static int	OP070
static int	OP0C3
static int	OP192
static int	OP1C3
static int	OP1D2
static int	OP283
static int	OP292
static int	OP293
static int	OP2A3
static int	OP2B3
static int	OP2C3
static int	OP2E3
static int	OP2F3
static int	OP313
static int	OP332
static int	OP353
static int	OP383
static int	OP393
static int	OP3A3
static int	OP3B3
static int	OP3F2
static int	OP3F3
static int	OR
static int	ORCC
static int	ORN
static int	ORNCC
static int	POPC
static int	PREFETCH
static int	PREFETCHA
static java.lang.String[]	rcond
static int	RDPR
static int	RESTORE
static int	RETURN
static java.lang.String[]	rr
static int	RR
static int	SAVE
static int	SDIV
static int	SDIVCC
static int	SDIVX
static int	SETHI
static int	SLL
static int	SLLX
static int	SMUL
static int	SMULCC
static int	SR
static int	SRA
static int	SRAX
static int	SRL
static int	SRLX
static int	ST
static int	STB
static int	STBA
static int	STBAR
static int	STD
static int	STDA
static int	STDF
static int	STDFA
static int	STF
static int	STFA
static int	STFSR
static int	STH
static int	STHA
static int	STQF
static int	STQFA
static int	STW
static int	STWA
static int	STX
static int	STXA
static int	SUB
static int	SUBC
static int	SUBCC
static int	SUBCCC
static int	SWAP
static int	SWAPA
static int	T
static int	TA
static int	TADDCC
static int	TADDCCTV
static int	TCC
static int	TCS
static int	TE
static int	TG
static int	TGE
static int	TGU
static int	TL
static int	TLE
static int	TLEU
static int	TN
static int	TNE
static int	TNEG
static int	TPOS
static int	TSUBCC
static int	TSUBCCTV
static int	TVC
static int	TVS
static int	UDIV
static int	UDIVCC
static int	UDIVX
static int	UMUL
static int	UMULCC
static java.lang.String[]	wr
static int	WR
static int	WRPR
static int	XNOR
static int	XNORCC
static int	XOR
static int	XORCC

Constructor Summary

Opcodes()

Method Summary

static int	absfOp(int bytes)
static int	addCond(int opcode, int cond) Add a condition code to an opcode.
static int	bopfOp(int which, boolean v9)
static int	bopiOp(int which, boolean v9, boolean signed)
static int	bropOp(int which)
static int	cmpfOp(int bytes)
static boolean	defs(int opcode, int instr, int reg) Return true if the operation defines the register.
static int	fcvtfOp(int fbytess, int fbytesd)
static int	fcvtiOp(int fbytes, int ibytes)
static int	fopOp(int which, int bytes)
static int	fsqrtOp(int bytes)
static java.lang.String	getOp(int opcode) Return the opcode mnemonic for the instruction opcode.
static java.lang.String	getOp(SparcBranch inst) Return the opcode mnemonic for the instruction.
static java.lang.String	getOp(SparcInstruction inst) Return the opcode mnemonic for the instruction.
static int	icvtfOp(int ibytes, int fbytes)
static int	iopOp(int which, int bytes)
static int	ldfOp(int bytes, boolean v9)
static int	ldsiOp(int bytes, boolean v9)
static int	lduiOp(int bytes, boolean v9)
static int	movfOp(int bytes)
static int	negfOp(int bytes)
static boolean	setsCC(int cc, int opcode) Return true if the instruction sets the CC flag specified.
static int	stfOp(int bytes, boolean v9)
static int	stiOp(int bytes, boolean v9)
static boolean	uses(int opcode, int instr, int reg) Return true if the operation uses the register.
static boolean	usesCC(int cc, int opcode) Return true if the instruction uses the CC flag specified.

Methods inherited from class java.lang.Object

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

Field Detail

ILLTRAP

public static final int ILLTRAP

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BP

public static final int BP

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BPN

public static final int BPN

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BPE

public static final int BPE

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BPLE

public static final int BPLE

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BPL

public static final int BPL

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BPLEU

public static final int BPLEU

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BPCS

public static final int BPCS

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BPNEG

public static final int BPNEG

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BPVS

public static final int BPVS

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BPA

public static final int BPA

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BPNE

public static final int BPNE

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BPG

public static final int BPG

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BPGE

public static final int BPGE

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BPGU

public static final int BPGU

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BPCC

public static final int BPCC

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BPPOS

public static final int BPPOS

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BPVC

public static final int BPVC

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B

public static final int B

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BN

public static final int BN

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BE

public static final int BE

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BLE

public static final int BLE

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BL

public static final int BL

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BLEU

public static final int BLEU

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BCS

public static final int BCS

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BNEG

public static final int BNEG

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BVS

public static final int BVS

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BA

public static final int BA

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BNE

public static final int BNE

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BG

public static final int BG

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BGE

public static final int BGE

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BGU

public static final int BGU

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BCC

public static final int BCC

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BPOS

public static final int BPOS

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BVC

public static final int BVC

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BR

public static final int BR

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BRZ

public static final int BRZ

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BRLEZ

public static final int BRLEZ

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BRLZ

public static final int BRLZ

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BRNZ

public static final int BRNZ

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BRGZ

public static final int BRGZ

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BRGEZ

public static final int BRGEZ

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SETHI

public static final int SETHI

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NOP

public static final int NOP

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FBP

public static final int FBP

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FBPN

public static final int FBPN

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FBPNE

public static final int FBPNE

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FBPLG

public static final int FBPLG

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FBPUL

public static final int FBPUL

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FBPL

public static final int FBPL

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FBPUG

public static final int FBPUG

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FBPG

public static final int FBPG

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FBPU

public static final int FBPU

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FBPA

public static final int FBPA

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FBPE

public static final int FBPE

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FBPUE

public static final int FBPUE

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FBPGE

public static final int FBPGE

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FBPUGE

public static final int FBPUGE

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FBPLE

public static final int FBPLE

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FBPULE

public static final int FBPULE

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FBPO

public static final int FBPO

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FB

public static final int FB

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FBN

public static final int FBN

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FBNE

public static final int FBNE

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FBLG

public static final int FBLG

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FBUL

public static final int FBUL

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FBL

public static final int FBL

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FBUG

public static final int FBUG

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FBG

public static final int FBG

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FBU

public static final int FBU

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FBA

public static final int FBA

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FBE

public static final int FBE

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FBUE

public static final int FBUE

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FBGE

public static final int FBGE

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FBUGE

public static final int FBUGE

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FBLE

public static final int FBLE

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FBULE

public static final int FBULE

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FBO

public static final int FBO

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OP070

public static final int OP070

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CALL

public static final int CALL

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ADD

public static final int ADD

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AND

public static final int AND

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OR

public static final int OR

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XOR

public static final int XOR

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SUB

public static final int SUB

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ANDN

public static final int ANDN

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ORN

public static final int ORN

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XNOR

public static final int XNOR

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ADDC

public static final int ADDC

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MULX

public static final int MULX

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UMUL

public static final int UMUL

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SMUL

public static final int SMUL

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SUBC

public static final int SUBC

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UDIVX

public static final int UDIVX

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UDIV

public static final int UDIV

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SDIV

public static final int SDIV

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ADDCC

public static final int ADDCC

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ANDCC

public static final int ANDCC

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ORCC

public static final int ORCC

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XORCC

public static final int XORCC

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SUBCC

public static final int SUBCC

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ANDNCC

public static final int ANDNCC

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ORNCC

public static final int ORNCC

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XNORCC

public static final int XNORCC

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ADDCCC

public static final int ADDCCC

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OP192

public static final int OP192

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UMULCC

public static final int UMULCC

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SMULCC

public static final int SMULCC

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SUBCCC

public static final int SUBCCC

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OP1D2

public static final int OP1D2

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UDIVCC

public static final int UDIVCC

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SDIVCC

public static final int SDIVCC

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TADDCC

public static final int TADDCC

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TSUBCC

public static final int TSUBCC

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TADDCCTV

public static final int TADDCCTV

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TSUBCCTV

public static final int TSUBCCTV

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MULSCC

public static final int MULSCC

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SLL

public static final int SLL

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SLLX

public static final int SLLX

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SRL

public static final int SRL

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SRLX

public static final int SRLX

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SRA

public static final int SRA

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SRAX

public static final int SRAX

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RR

public static final int RR

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MEMBAR

public static final int MEMBAR

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STBAR

public static final int STBAR

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OP292

public static final int OP292

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RDPR

public static final int RDPR

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FLUSHW

public static final int FLUSHW

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MOVN

public static final int MOVN

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MOVE

public static final int MOVE

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MOVLE

public static final int MOVLE

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MOVL

public static final int MOVL

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MOVLEU

public static final int MOVLEU

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MOVCS

public static final int MOVCS

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MOVNEG

public static final int MOVNEG

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MOVVS

public static final int MOVVS

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MOVA

public static final int MOVA

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MOVNE

public static final int MOVNE

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MOVG

public static final int MOVG

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MOVGE

public static final int MOVGE

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MOVGU

public static final int MOVGU

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MOVCC

public static final int MOVCC

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MOVPOS

public static final int MOVPOS

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MOVVC

public static final int MOVVC

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SDIVX

public static final int SDIVX

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POPC

public static final int POPC

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MOVR

public static final int MOVR

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MOVRZ

public static final int MOVRZ

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MOVRLEZ

public static final int MOVRLEZ

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MOVRLZ

public static final int MOVRLZ

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MOVRNZ

public static final int MOVRNZ

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MOVRGZ

public static final int MOVRGZ

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MOVRGEZ

public static final int MOVRGEZ

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WR

public static final int WR

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SR

public static final int SR

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WRPR

public static final int WRPR

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OP332

public static final int OP332

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FPop1

public static final int FPop1

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FMOVS

public static final int FMOVS

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FMOVD

public static final int FMOVD

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FMOVQ

public static final int FMOVQ

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FNEGS

public static final int FNEGS

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FNEGD

public static final int FNEGD

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FNEGQ

public static final int FNEGQ

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FABSS

public static final int FABSS

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FABSD

public static final int FABSD

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FABSQ

public static final int FABSQ

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FSQRTS

public static final int FSQRTS

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FSQRTD

public static final int FSQRTD

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FSQRTQ

public static final int FSQRTQ

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FADDS

public static final int FADDS

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FADDD

public static final int FADDD

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FADDQ

public static final int FADDQ

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FSUBS

public static final int FSUBS

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FSUBD

public static final int FSUBD

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FSUBQ

public static final int FSUBQ

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FMULS

public static final int FMULS

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FMULD

public static final int FMULD

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FMULQ

public static final int FMULQ

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FDIVS

public static final int FDIVS

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FDIVD

public static final int FDIVD

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FDIVQ

public static final int FDIVQ

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FSMULD

public static final int FSMULD

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FDMULQ

public static final int FDMULQ

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FSTOX

public static final int FSTOX

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FDTOX

public static final int FDTOX

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FQTOX

public static final int FQTOX

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FXTOS

public static final int FXTOS

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FXTOD

public static final int FXTOD

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FXTOQ

public static final int FXTOQ

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FITOS

public static final int FITOS

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FDTOS

public static final int FDTOS

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FQTOS

public static final int FQTOS

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FITOD

public static final int FITOD

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FSTOD

public static final int FSTOD

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FQTOD

public static final int FQTOD

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FITOQ

public static final int FITOQ

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FSTOQ

public static final int FSTOQ

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FDTOQ

public static final int FDTOQ

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FSTOI

public static final int FSTOI

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FDTOI

public static final int FDTOI

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FQTOI

public static final int FQTOI

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FPop2

public static final int FPop2

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FMOVSCC

public static final int FMOVSCC

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FMOVDCC

public static final int FMOVDCC

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FMOVQCC

public static final int FMOVQCC

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FMOVRSZ

public static final int FMOVRSZ

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FMOVRDZ

public static final int FMOVRDZ

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Constant Field Values

FMOVRQZ

public static final int FMOVRQZ

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FMOVRSLEZ

public static final int FMOVRSLEZ

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FMOVRDLEZ

public static final int FMOVRDLEZ

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FMOVRQLEZ

public static final int FMOVRQLEZ

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FCMPES

public static final int FCMPES

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FCMPED

public static final int FCMPED

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FCMPEQ

public static final int FCMPEQ

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FCMPS

public static final int FCMPS

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FCMPD

public static final int FCMPD

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FCMPQ

public static final int FCMPQ

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Constant Field Values

FMOVRSLZ

public static final int FMOVRSLZ

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FMOVRDLZ

public static final int FMOVRDLZ

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FMOVRQLZ

public static final int FMOVRQLZ

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Constant Field Values

FMOVRSNZ

public static final int FMOVRSNZ

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FMOVRDNZ

public static final int FMOVRDNZ

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FMOVRQNZ

public static final int FMOVRQNZ

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FMOVRSGZ

public static final int FMOVRSGZ

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FMOVRDGZ

public static final int FMOVRDGZ

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FMOVRQGZ

public static final int FMOVRQGZ

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FMOVRSGEZ

public static final int FMOVRSGEZ

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FMOVRDGEZ

public static final int FMOVRDGEZ

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FMOVRQGEZ

public static final int FMOVRQGEZ

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Constant Field Values

IMPDEP1

public static final int IMPDEP1

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IMPDEP2

public static final int IMPDEP2

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Constant Field Values

JMPL

public static final int JMPL

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RETURN

public static final int RETURN

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Constant Field Values

T

public static final int T

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TN

public static final int TN

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TE

public static final int TE

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TLE

public static final int TLE

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TL

public static final int TL

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TLEU

public static final int TLEU

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TCS

public static final int TCS

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TNEG

public static final int TNEG

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TVS

public static final int TVS

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TA

public static final int TA

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TNE

public static final int TNE

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TG

public static final int TG

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TGE

public static final int TGE

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TGU

public static final int TGU

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TCC

public static final int TCC

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TPOS

public static final int TPOS

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TVC

public static final int TVC

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FLUSH

public static final int FLUSH

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SAVE

public static final int SAVE

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RESTORE

public static final int RESTORE

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Constant Field Values

DONE

public static final int DONE

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Constant Field Values

OP3F2

public static final int OP3F2

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Constant Field Values

LDUW

public static final int LDUW

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LDUB

public static final int LDUB

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LDUH

public static final int LDUH

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LDD

public static final int LDD

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ST

public static final int ST

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STW

public static final int STW

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STB

public static final int STB

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STH

public static final int STH

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STD

public static final int STD

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LD

public static final int LD

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LDSW

public static final int LDSW

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LDSB

public static final int LDSB

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LDSH

public static final int LDSH

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LDX

public static final int LDX

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OP0C3

public static final int OP0C3

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LDSTUB

public static final int LDSTUB

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STX

public static final int STX

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Constant Field Values

SWAP

public static final int SWAP

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Constant Field Values

LDUWA

public static final int LDUWA

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LDUBA

public static final int LDUBA

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LDUHA

public static final int LDUHA

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LDDA

public static final int LDDA

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STWA

public static final int STWA

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STBA

public static final int STBA

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STHA

public static final int STHA

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STDA

public static final int STDA

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LDSWA

public static final int LDSWA

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LDSBA

public static final int LDSBA

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LDSHA

public static final int LDSHA

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LDXA

public static final int LDXA

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Constant Field Values

OP1C3

public static final int OP1C3

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Constant Field Values

LDSTUBA

public static final int LDSTUBA

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STXA

public static final int STXA

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Constant Field Values

SWAPA

public static final int SWAPA

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Constant Field Values

LDF

public static final int LDF

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LDFSR

public static final int LDFSR

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Constant Field Values

LDQF

public static final int LDQF

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LDDF

public static final int LDDF

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STF

public static final int STF

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STFSR

public static final int STFSR

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STQF

public static final int STQF

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STDF

public static final int STDF

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OP283

public static final int OP283

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OP293

public static final int OP293

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OP2A3

public static final int OP2A3

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OP2B3

public static final int OP2B3

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OP2C3

public static final int OP2C3

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PREFETCH

public static final int PREFETCH

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OP2E3

public static final int OP2E3

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OP2F3

public static final int OP2F3

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LDFA

public static final int LDFA

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OP313

public static final int OP313

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LDQFA

public static final int LDQFA

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LDDFA

public static final int LDDFA

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STFA

public static final int STFA

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Constant Field Values

OP353

public static final int OP353

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STQFA

public static final int STQFA

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STDFA

public static final int STDFA

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OP383

public static final int OP383

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OP393

public static final int OP393

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OP3A3

public static final int OP3A3

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OP3B3

public static final int OP3B3

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Constant Field Values

CASA

public static final int CASA

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Constant Field Values

PREFETCHA

public static final int PREFETCHA

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CASXA

public static final int CASXA

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Constant Field Values

OP3F3

public static final int OP3F3

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Constant Field Values

condi

public static final java.lang.String[] condi

condf

public static final java.lang.String[] condf

rcond

public static final java.lang.String[] rcond

rr

public static final java.lang.String[] rr

wr

public static final java.lang.String[] wr

iltypeMap

public static final byte[] iltypeMap

ftypeMap

public static final byte[] ftypeMap

itypeMap

public static final byte[] itypeMap

Constructor Detail

Opcodes

public Opcodes()

Method Detail

ldsiOp

public static int ldsiOp(int bytes,
                         boolean v9)

Parameters:

bytes - is the number of bytes to be loaded

v9 - is true for the Version 9 of the processor

Returns:

the opcode for the signed integer load

lduiOp

public static int lduiOp(int bytes,
                         boolean v9)

Parameters:

bytes - is the number of bytes to be loaded

v9 - is true for the Version 9 of the processor

Returns:

the opcode for the unsigned integer load

stiOp

public static int stiOp(int bytes,
                        boolean v9)

Parameters:

bytes - is the number of bytes to be stored

v9 - is true for the Version 9 of the processor

Returns:

the opcode for the integer store

ldfOp

public static int ldfOp(int bytes,
                        boolean v9)

Parameters:

bytes - is the number of bytes to be loaded

v9 - is true for the Version 9 of the processor

Returns:

the opcode for the floating point load

stfOp

public static int stfOp(int bytes,
                        boolean v9)

Parameters:

bytes - is the number of bytes to be loaded

v9 - is true for the Version 9 of the processor

Returns:

the opcode for the floating point store

movfOp

public static int movfOp(int bytes)

Parameters:

bytes - is the number of bytes to be moved

Returns:

the opcode for the floating point move

negfOp

public static int negfOp(int bytes)

Parameters:

bytes - is the number of bytes to be moved

Returns:

the opcode for the floating point negate

absfOp

public static int absfOp(int bytes)

Parameters:

bytes - is the number of bytes to be moved

Returns:

the opcode for the floating point fabs

cmpfOp

public static int cmpfOp(int bytes)

Parameters:

bytes - is the number of bytes to be compared

Returns:

the opcode for the floating point compare

fcvtiOp

public static int fcvtiOp(int fbytes,
                          int ibytes)

Parameters:

fbytes - is the number of bytes in the source floating point value

ibytes - is the number of bytes in the destination integer value

Returns:

the instruction opcode

icvtfOp

public static int icvtfOp(int ibytes,
                          int fbytes)

Parameters:

ibytes - is the number of bytes in the source integer value

fbytes - is the number of bytes in the destination floating point value

Returns:

the instruction opcode

fcvtfOp

public static int fcvtfOp(int fbytess,
                          int fbytesd)

Parameters:

fbytess - is the number of bytes in the source floating point value

fbytesd - is the number of bytes in the destination floating point value

Returns:

the instruction opcode

addCond

public static int addCond(int opcode,
                          int cond)

Add a condition code to an opcode.

iopOp

public static int iopOp(int which,
                        int bytes)

Parameters:

which - is the number of operation

bytes - is the number of bytes to be compared

Returns:

the opcode for the floating point operation

fopOp

public static int fopOp(int which,
                        int bytes)

Parameters:

which - is the number of operation

bytes - is the number of bytes to be compared

Returns:

the opcode for the floating point operation

fsqrtOp

public static int fsqrtOp(int bytes)

Parameters:

bytes - is the number of bytes to be compared

Returns:

the opcode for the floating point operation

bopiOp

public static int bopiOp(int which,
                         boolean v9,
                         boolean signed)

Parameters:

which - is the number of branch operation

Returns:

the opcode for the integer branch operation

bopfOp

public static int bopfOp(int which,
                         boolean v9)

Parameters:

which - is the number of branch operation

Returns:

the opcode for the floating point branch operation

bropOp

public static int bropOp(int which)

Parameters:

which - is the number of branch operation

Returns:

the opcode for the branch on register operation

getOp

public static java.lang.String getOp(SparcInstruction inst)

Return the opcode mnemonic for the instruction.

getOp

public static java.lang.String getOp(SparcBranch inst)

Return the opcode mnemonic for the instruction.

getOp

public static java.lang.String getOp(int opcode)

Return the opcode mnemonic for the instruction opcode.

defs

public static boolean defs(int opcode,
                           int instr,
                           int reg)

Return true if the operation defines the register.

Parameters:

opcode - specifies the instruction

instr - specifies the register encoded in the instruction as the destination register

reg - is the register being tested

uses

public static boolean uses(int opcode,
                           int instr,
                           int reg)

Return true if the operation uses the register.

Parameters:

opcode - specifies the instruction

instr - specifies the register encoded in the instruction as a source register

reg - is the register being tested

setsCC

public static boolean setsCC(int cc,
                             int opcode)

Return true if the instruction sets the CC flag specified.

Parameters:

cc - specifies the cc flag

opcode - is the instruction opcode

usesCC

public static boolean usesCC(int cc,
                             int opcode)

Return true if the instruction uses the CC flag specified.

Parameters:

cc - specifies the cc flag