scale.backend.mips
Class Opcodes

java.lang.Object
  scale.backend.mips.Opcodes

public class Opcodes
extends java.lang.Object

This class provides Mips instruction information.

$Id: Opcodes.java,v 1.9 2007-01-04 16:48:47 burrill Exp $

Copyright 2006 by the Scale Compiler Group,
Department of Computer Science
University of Massachusetts,
Amherst MA. 01003, USA
All Rights Reserved.

MIPS opcodes come in three formats:

1. R (register) format: Bits <31:26> are the opcode, bits <5:0> are the function
2. I (immediate) format: Bits <31:26> are the opcode
3. J (jump) format: Bits <31:26> are the opcode

   Field Summary

   static int	ABS_D
   static int	ABS_S
   static int	ADD
   static int	ADD_D
   static int	ADD_S
   static int	ADDI
   static int	ADDIU
   static int	ADDU
   static int	AND
   static int	ANDI
   static int	BC1F
   static int	BC1FL
   static int	BC1T
   static int	BC1TL
   static int	BEQ
   static int	BEQL
   static int	BGEZ
   static int	BGEZAL
   static int	BGEZALL
   static int	BGEZL
   static int	BGTZ
   static int	BGTZL
   static int	BLEZ
   static int	BLEZL
   static int	BLTZ
   static int	BLTZAL
   static int	BLTZALL
   static int	BLTZL
   static int	BNE
   static int	BNEL
   static int	BREAK
   static int	C_EQ_D
   static int	C_EQ_S
   static int	C_F_D
   static int	C_F_S
   static int	C_LE_D
   static int	C_LE_S
   static int	C_LT_D
   static int	C_LT_S
   static int	C_NGE_D
   static int	C_NGE_S
   static int	C_NGL_D
   static int	C_NGL_S
   static int	C_NGLE_D
   static int	C_NGLE_S
   static int	C_NGT_D
   static int	C_NGT_S
   static int	C_OLE_D
   static int	C_OLE_S
   static int	C_OLT_D
   static int	C_OLT_S
   static int	C_SEQ_D
   static int	C_SEQ_S
   static int	C_SF_D
   static int	C_SF_S
   static int	C_UEQ_D
   static int	C_UEQ_S
   static int	C_ULE_D
   static int	C_ULE_S
   static int	C_ULT_D
   static int	C_ULT_S
   static int	C_UN_D
   static int	C_UN_S
   static int	CEIL_L_D
   static int	CEIL_L_S
   static int	CEIL_W_D
   static int	CEIL_W_S
   static int	CFC1
   static int	CTC1
   static int	CVT_D_L
   static int	CVT_D_S
   static int	CVT_D_W
   static int	CVT_L_D
   static int	CVT_L_S
   static int	CVT_S_D
   static int	CVT_S_L
   static int	CVT_S_W
   static int	CVT_W_D
   static int	CVT_W_S
   static int	DADD
   static int	DADDI
   static int	DADDIU
   static int	DADDU
   static int	DDIV
   static int	DDIVU
   static int	DIV
   static int	DIV_D
   static int	DIV_S
   static int	DIVU
   static int	DMFC1
   static int	DMTC1
   static int	DMULT
   static int	DMULTU
   static int	DSLL
   static int	DSLL32
   static int	DSLLV
   static int	DSRA
   static int	DSRA32
   static int	DSRAV
   static int	DSRL
   static int	DSRL32
   static int	DSRLV
   static int	DSUB
   static int	DSUBU
   static int	FLOOR_L_D
   static int	FLOOR_L_S
   static int	FLOOR_W_D
   static int	FLOOR_W_S
   static int	J
   static int	JAL
   static int	JALR
   static int	JR
   static int	LB
   static int	LBU
   static int	LD
   static int	LDC1
   static int	LDL
   static int	LDR
   static int	LDXC1
   static int	LH
   static int	LHU
   static int	LL
   static int	LLD
   static int	LUI
   static int	LW
   static int	LWC1
   static int	LWL
   static int	LWR
   static int	LWU
   static int	LWXC1
   static int	MADD_D
   static int	MADD_S
   static int	MFC1
   static int	MFHI
   static int	MFLO
   static int	MOV_D
   static int	MOV_S
   static int	MOVF
   static int	MOVF_D
   static int	MOVF_S
   static int	MOVN
   static int	MOVN_D
   static int	MOVN_S
   static int	MOVT
   static int	MOVT_D
   static int	MOVT_S
   static int	MOVZ
   static int	MOVZ_D
   static int	MOVZ_S
   static int	MSUB_D
   static int	MSUB_S
   static int	MTC1
   static int	MTHI
   static int	MTLO
   static int	MUL_D
   static int	MUL_S
   static int	MULT
   static int	MULTU
   static int	NEG_D
   static int	NEG_S
   static int	NMADD_D
   static int	NMADD_S
   static int	NMSUB_D
   static int	NMSUB_S
   static int	NOP NOP is SLL $0, $0, $0
   static int	NOR
   static int	OR
   static int	ORI
   static int	PREF
   static int	PREFX
   static int	RECIP_D
   static int	RECIP_S
   static int	ROUND_L_D
   static int	ROUND_L_S
   static int	ROUND_W_D
   static int	ROUND_W_S
   static int	RSQRT_D
   static int	RSQRT_S
   static int	SB
   static int	SC
   static int	SCD
   static int	SD
   static int	SDC1
   static int	SDL
   static int	SDR
   static int	SDXC1
   static int	SH
   static int	SLL
   static int	SLLV
   static int	SLT
   static int	SLTI
   static int	SLTIU
   static int	SLTU
   static int	SQRT_D
   static int	SQRT_S
   static int	SRA
   static int	SRAV
   static int	SRL
   static int	SRLV
   static int	SUB
   static int	SUB_D
   static int	SUB_S
   static int	SUBU
   static int	SW
   static int	SWC1
   static int	SWL
   static int	SWR
   static int	SWXC1
   static int	SYNC
   static int	SYSCALL
   static int	TEQ
   static int	TEQI
   static int	TGE
   static int	TGEI
   static int	TGEIU
   static int	TGEU
   static int	TLT
   static int	TLTI
   static int	TLTIU
   static int	TLTU
   static int	TNE
   static int	TNEI
   static int	TRUNC_L_D
   static int	TRUNC_L_S
   static int	TRUNC_W_D
   static int	TRUNC_W_S
   static int	XOR
   static int	XORI

   Constructor Summary

   Opcodes()
   

   Method Summary

   static java.lang.String	getOp(Branch inst) Return the opcode mnemonic for the instruction.
   static java.lang.String	getOp(Instruction inst) Return the opcode mnemonic for the instruction.
   static java.lang.String	getOp(int opcode) Return the opcode mnemonic for the instruction opcode.
   static int	lookupFltBranch(int size, int which)
   static int	lookupFltCompare(int size, int which) Return the appropriate opcode for a float compare
   static boolean	lookupFltCompareOrder(int size, int which)
   static int	lookupFltMovGP(int size, int which)
   static boolean	reversedOperands(int Opcode) Return true if the instruction modifies the last operand instead of the first

   Methods inherited from class java.lang.Object

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

   Field Detail

   NOP

   public static final int NOP

   NOP is SLL $0, $0, $0

   See Also:

   Constant Field Values

   ADD

   public static final int ADD

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   Constant Field Values

   ADDI

   public static final int ADDI

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   Constant Field Values

   ADDIU

   public static final int ADDIU

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   ADDU

   public static final int ADDU

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   Constant Field Values

   AND

   public static final int AND

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   Constant Field Values

   ANDI

   public static final int ANDI

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   Constant Field Values

   BEQ

   public static final int BEQ

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   Constant Field Values

   BEQL

   public static final int BEQL

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   Constant Field Values

   BGEZ

   public static final int BGEZ

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   Constant Field Values

   BGEZAL

   public static final int BGEZAL

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   Constant Field Values

   BGEZALL

   public static final int BGEZALL

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   Constant Field Values

   BGEZL

   public static final int BGEZL

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   Constant Field Values

   BGTZ

   public static final int BGTZ

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   Constant Field Values

   BGTZL

   public static final int BGTZL

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   Constant Field Values

   BLEZ

   public static final int BLEZ

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   Constant Field Values

   BLEZL

   public static final int BLEZL

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   Constant Field Values

   BLTZ

   public static final int BLTZ

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   Constant Field Values

   BLTZAL

   public static final int BLTZAL

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   Constant Field Values

   BLTZALL

   public static final int BLTZALL

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   Constant Field Values

   BLTZL

   public static final int BLTZL

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   Constant Field Values

   BNE

   public static final int BNE

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   Constant Field Values

   BNEL

   public static final int BNEL

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   Constant Field Values

   BREAK

   public static final int BREAK

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   Constant Field Values

   DADD

   public static final int DADD

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   DADDI

   public static final int DADDI

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   DADDIU

   public static final int DADDIU

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   DADDU

   public static final int DADDU

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   DDIV

   public static final int DDIV

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   DDIVU

   public static final int DDIVU

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   DIV

   public static final int DIV

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   DIVU

   public static final int DIVU

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   Constant Field Values

   DMULT

   public static final int DMULT

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   DMULTU

   public static final int DMULTU

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   Constant Field Values

   DSLL

   public static final int DSLL

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   Constant Field Values

   DSLL32

   public static final int DSLL32

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   Constant Field Values

   DSLLV

   public static final int DSLLV

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   DSRA

   public static final int DSRA

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   DSRA32

   public static final int DSRA32

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   Constant Field Values

   DSRAV

   public static final int DSRAV

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   Constant Field Values

   DSRL

   public static final int DSRL

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   Constant Field Values

   DSRL32

   public static final int DSRL32

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   Constant Field Values

   DSRLV

   public static final int DSRLV

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   Constant Field Values

   DSUB

   public static final int DSUB

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   Constant Field Values

   DSUBU

   public static final int DSUBU

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   Constant Field Values

   J

   public static final int J

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   Constant Field Values

   JAL

   public static final int JAL

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   Constant Field Values

   JALR

   public static final int JALR

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   Constant Field Values

   JR

   public static final int JR

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   Constant Field Values

   LB

   public static final int LB

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   Constant Field Values

   LBU

   public static final int LBU

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   Constant Field Values

   LD

   public static final int LD

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   LDL

   public static final int LDL

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   LDR

   public static final int LDR

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   LH

   public static final int LH

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   Constant Field Values

   LHU

   public static final int LHU

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   LL

   public static final int LL

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   Constant Field Values

   LLD

   public static final int LLD

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   LUI

   public static final int LUI

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   LW

   public static final int LW

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   LWL

   public static final int LWL

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   LWR

   public static final int LWR

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   Constant Field Values

   LWU

   public static final int LWU

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   Constant Field Values

   MFHI

   public static final int MFHI

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   Constant Field Values

   MFLO

   public static final int MFLO

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   Constant Field Values

   MOVN

   public static final int MOVN

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   Constant Field Values

   MOVZ

   public static final int MOVZ

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   Constant Field Values

   MTHI

   public static final int MTHI

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   Constant Field Values

   MTLO

   public static final int MTLO

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   Constant Field Values

   MULT

   public static final int MULT

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   Constant Field Values

   MULTU

   public static final int MULTU

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   Constant Field Values

   NOR

   public static final int NOR

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   Constant Field Values

   OR

   public static final int OR

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   Constant Field Values

   ORI

   public static final int ORI

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   Constant Field Values

   PREF

   public static final int PREF

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   Constant Field Values

   SB

   public static final int SB

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   Constant Field Values

   SC

   public static final int SC

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   Constant Field Values

   SCD

   public static final int SCD

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   SD

   public static final int SD

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   Constant Field Values

   SDL

   public static final int SDL

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   Constant Field Values

   SDR

   public static final int SDR

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   Constant Field Values

   SH

   public static final int SH

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   Constant Field Values

   SLL

   public static final int SLL

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   SLLV

   public static final int SLLV

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   Constant Field Values

   SLT

   public static final int SLT

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   Constant Field Values

   SLTI

   public static final int SLTI

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   Constant Field Values

   SLTIU

   public static final int SLTIU

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   Constant Field Values

   SLTU

   public static final int SLTU

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   Constant Field Values

   SRA

   public static final int SRA

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   Constant Field Values

   SRAV

   public static final int SRAV

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   Constant Field Values

   SRL

   public static final int SRL

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   Constant Field Values

   SRLV

   public static final int SRLV

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   Constant Field Values

   SUB

   public static final int SUB

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   SUBU

   public static final int SUBU

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   Constant Field Values

   SW

   public static final int SW

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   Constant Field Values

   SWL

   public static final int SWL

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   Constant Field Values

   SWR

   public static final int SWR

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   Constant Field Values

   SYNC

   public static final int SYNC

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   Constant Field Values

   SYSCALL

   public static final int SYSCALL

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   Constant Field Values

   TEQ

   public static final int TEQ

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   Constant Field Values

   TEQI

   public static final int TEQI

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   Constant Field Values

   TGE

   public static final int TGE

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   Constant Field Values

   TGEI

   public static final int TGEI

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   Constant Field Values

   TGEIU

   public static final int TGEIU

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   Constant Field Values

   TGEU

   public static final int TGEU

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   Constant Field Values

   TLT

   public static final int TLT

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   Constant Field Values

   TLTI

   public static final int TLTI

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   Constant Field Values

   TLTIU

   public static final int TLTIU

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   Constant Field Values

   TLTU

   public static final int TLTU

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   Constant Field Values

   TNE

   public static final int TNE

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   Constant Field Values

   TNEI

   public static final int TNEI

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   Constant Field Values

   XOR

   public static final int XOR

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   Constant Field Values

   XORI

   public static final int XORI

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   Constant Field Values

   ABS_S

   public static final int ABS_S

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   Constant Field Values

   ABS_D

   public static final int ABS_D

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   Constant Field Values

   ADD_S

   public static final int ADD_S

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   Constant Field Values

   ADD_D

   public static final int ADD_D

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   Constant Field Values

   BC1F

   public static final int BC1F

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   Constant Field Values

   BC1FL

   public static final int BC1FL

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   Constant Field Values

   BC1T

   public static final int BC1T

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   Constant Field Values

   BC1TL

   public static final int BC1TL

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   Constant Field Values

   C_F_S

   public static final int C_F_S

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   Constant Field Values

   C_F_D

   public static final int C_F_D

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   Constant Field Values

   C_UN_S

   public static final int C_UN_S

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   Constant Field Values

   C_UN_D

   public static final int C_UN_D

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   Constant Field Values

   C_EQ_S

   public static final int C_EQ_S

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   Constant Field Values

   C_EQ_D

   public static final int C_EQ_D

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   Constant Field Values

   C_UEQ_S

   public static final int C_UEQ_S

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   Constant Field Values

   C_UEQ_D

   public static final int C_UEQ_D

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   Constant Field Values

   C_OLT_S

   public static final int C_OLT_S

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   Constant Field Values

   C_OLT_D

   public static final int C_OLT_D

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   Constant Field Values

   C_ULT_S

   public static final int C_ULT_S

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   Constant Field Values

   C_ULT_D

   public static final int C_ULT_D

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   Constant Field Values

   C_OLE_S

   public static final int C_OLE_S

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   Constant Field Values

   C_OLE_D

   public static final int C_OLE_D

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   Constant Field Values

   C_ULE_S

   public static final int C_ULE_S

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   Constant Field Values

   C_ULE_D

   public static final int C_ULE_D

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   Constant Field Values

   C_SF_S

   public static final int C_SF_S

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   Constant Field Values

   C_SF_D

   public static final int C_SF_D

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   Constant Field Values

   C_NGLE_S

   public static final int C_NGLE_S

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   Constant Field Values

   C_NGLE_D

   public static final int C_NGLE_D

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   Constant Field Values

   C_SEQ_S

   public static final int C_SEQ_S

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   Constant Field Values

   C_SEQ_D

   public static final int C_SEQ_D

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   Constant Field Values

   C_NGL_S

   public static final int C_NGL_S

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   Constant Field Values

   C_NGL_D

   public static final int C_NGL_D

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   Constant Field Values

   C_LT_S

   public static final int C_LT_S

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   Constant Field Values

   C_LT_D

   public static final int C_LT_D

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   Constant Field Values

   C_NGE_S

   public static final int C_NGE_S

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   Constant Field Values

   C_NGE_D

   public static final int C_NGE_D

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   Constant Field Values

   C_LE_S

   public static final int C_LE_S

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   Constant Field Values

   C_LE_D

   public static final int C_LE_D

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   Constant Field Values

   C_NGT_S

   public static final int C_NGT_S

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   Constant Field Values

   C_NGT_D

   public static final int C_NGT_D

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   Constant Field Values

   CEIL_L_S

   public static final int CEIL_L_S

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   Constant Field Values

   CEIL_L_D

   public static final int CEIL_L_D

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   Constant Field Values

   CEIL_W_S

   public static final int CEIL_W_S

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   Constant Field Values

   CEIL_W_D

   public static final int CEIL_W_D

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   Constant Field Values

   CFC1

   public static final int CFC1

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   Constant Field Values

   CTC1

   public static final int CTC1

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   Constant Field Values

   CVT_D_S

   public static final int CVT_D_S

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   Constant Field Values

   CVT_D_W

   public static final int CVT_D_W

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   Constant Field Values

   CVT_D_L

   public static final int CVT_D_L

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   Constant Field Values

   CVT_L_S

   public static final int CVT_L_S

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   Constant Field Values

   CVT_L_D

   public static final int CVT_L_D

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   Constant Field Values

   CVT_S_D

   public static final int CVT_S_D

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   Constant Field Values

   CVT_S_W

   public static final int CVT_S_W

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   Constant Field Values

   CVT_S_L

   public static final int CVT_S_L

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   Constant Field Values

   CVT_W_S

   public static final int CVT_W_S

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   Constant Field Values

   CVT_W_D

   public static final int CVT_W_D

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   Constant Field Values

   DIV_S

   public static final int DIV_S

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   Constant Field Values

   DIV_D

   public static final int DIV_D

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   Constant Field Values

   DMFC1

   public static final int DMFC1

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   Constant Field Values

   DMTC1

   public static final int DMTC1

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   Constant Field Values

   FLOOR_L_S

   public static final int FLOOR_L_S

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   Constant Field Values

   FLOOR_L_D

   public static final int FLOOR_L_D

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   Constant Field Values

   FLOOR_W_S

   public static final int FLOOR_W_S

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   Constant Field Values

   FLOOR_W_D

   public static final int FLOOR_W_D

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   Constant Field Values

   LDC1

   public static final int LDC1

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   Constant Field Values

   LDXC1

   public static final int LDXC1

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   Constant Field Values

   LWC1

   public static final int LWC1

   See Also:

   Constant Field Values

   LWXC1

   public static final int LWXC1

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   Constant Field Values

   MADD_S

   public static final int MADD_S

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   Constant Field Values

   MADD_D

   public static final int MADD_D

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   Constant Field Values

   MFC1

   public static final int MFC1

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   Constant Field Values

   MOV_S

   public static final int MOV_S

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   Constant Field Values

   MOV_D

   public static final int MOV_D

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   Constant Field Values

   MOVF

   public static final int MOVF

   See Also:

   Constant Field Values

   MOVF_S

   public static final int MOVF_S

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   Constant Field Values

   MOVF_D

   public static final int MOVF_D

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   Constant Field Values

   MOVN_S

   public static final int MOVN_S

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   Constant Field Values

   MOVN_D

   public static final int MOVN_D

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   Constant Field Values

   MOVT

   public static final int MOVT

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   Constant Field Values

   MOVT_S

   public static final int MOVT_S

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   Constant Field Values

   MOVT_D

   public static final int MOVT_D

   See Also:

   Constant Field Values

   MOVZ_S

   public static final int MOVZ_S

   See Also:

   Constant Field Values

   MOVZ_D

   public static final int MOVZ_D

   See Also:

   Constant Field Values

   MSUB_S

   public static final int MSUB_S

   See Also:

   Constant Field Values

   MSUB_D

   public static final int MSUB_D

   See Also:

   Constant Field Values

   MTC1

   public static final int MTC1

   See Also:

   Constant Field Values

   MUL_S

   public static final int MUL_S

   See Also:

   Constant Field Values

   MUL_D

   public static final int MUL_D

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   Constant Field Values

   NEG_S

   public static final int NEG_S

   See Also:

   Constant Field Values

   NEG_D

   public static final int NEG_D

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   Constant Field Values

   NMADD_S

   public static final int NMADD_S

   See Also:

   Constant Field Values

   NMADD_D

   public static final int NMADD_D

   See Also:

   Constant Field Values

   NMSUB_S

   public static final int NMSUB_S

   See Also:

   Constant Field Values

   NMSUB_D

   public static final int NMSUB_D

   See Also:

   Constant Field Values

   PREFX

   public static final int PREFX

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   Constant Field Values

   RECIP_S

   public static final int RECIP_S

   See Also:

   Constant Field Values

   RECIP_D

   public static final int RECIP_D

   See Also:

   Constant Field Values

   ROUND_L_S

   public static final int ROUND_L_S

   See Also:

   Constant Field Values

   ROUND_L_D

   public static final int ROUND_L_D

   See Also:

   Constant Field Values

   ROUND_W_S

   public static final int ROUND_W_S

   See Also:

   Constant Field Values

   ROUND_W_D

   public static final int ROUND_W_D

   See Also:

   Constant Field Values

   RSQRT_S

   public static final int RSQRT_S

   See Also:

   Constant Field Values

   RSQRT_D

   public static final int RSQRT_D

   See Also:

   Constant Field Values

   SDC1

   public static final int SDC1

   See Also:

   Constant Field Values

   SDXC1

   public static final int SDXC1

   See Also:

   Constant Field Values

   SQRT_S

   public static final int SQRT_S

   See Also:

   Constant Field Values

   SQRT_D

   public static final int SQRT_D

   See Also:

   Constant Field Values

   SUB_S

   public static final int SUB_S

   See Also:

   Constant Field Values

   SUB_D

   public static final int SUB_D

   See Also:

   Constant Field Values

   SWC1

   public static final int SWC1

   See Also:

   Constant Field Values

   SWXC1

   public static final int SWXC1

   See Also:

   Constant Field Values

   TRUNC_L_S

   public static final int TRUNC_L_S

   See Also:

   Constant Field Values

   TRUNC_L_D

   public static final int TRUNC_L_D

   See Also:

   Constant Field Values

   TRUNC_W_S

   public static final int TRUNC_W_S

   See Also:

   Constant Field Values

   TRUNC_W_D

   public static final int TRUNC_W_D

   See Also:

   Constant Field Values

   Constructor Detail

   Opcodes

   public Opcodes()

   Method Detail

   reversedOperands

   public static boolean reversedOperands(int Opcode)

   Return true if the instruction modifies the last operand instead of the first

   lookupFltCompare

   public static int lookupFltCompare(int size,
                                      int which)

   Return the appropriate opcode for a float compare

   lookupFltCompareOrder

   public static boolean lookupFltCompareOrder(int size,
                                               int which)

   lookupFltBranch

   public static int lookupFltBranch(int size,
                                     int which)

   lookupFltMovGP

   public static int lookupFltMovGP(int size,
                                    int which)

   getOp

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

   Return the opcode mnemonic for the instruction.

   getOp

   public static java.lang.String getOp(Branch 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.