sarm9h.v

别处下载的sarm9

/********************************************************************************/
/* Copyright @ 2006 by SOME of SJTU                                             */
/* All rights are reserved. Reproduction in whole or in part is                 */
/* prohibited without the written consent of the copyright owner.               */
/* SJTU reserves the right to make changes without notice at                    */
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/* no warranty, expressed, implied or statutory, including but not limited to   */
/* any implied warranty of merchantability or fitness for any particular        */
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/* or trademark. SJTU should not be liable for any loss or damage arising from  */
/* its use. you can redistribute it and/or                                      */
/*  modify it under the terms of the GNU Lesser General Public                  */
/*  License as published by the Free Software Foundation; either                */
/*  version 2 of the License, or (at your option) any later version.            */
/********************************************************************************/
/**
 *        PROJECT: Simple ARM Core
 *      COPYRIGHT: SOME of SJTU 2006
 *       $RCSfile: ,v $
 *      $Revision:  $
 *         AUTHOR: Thomas.Luo
 *         E_MAIL: [e-mail]
 *       LANGUAGE: V
 *    DESCRIPTION: 
 *
 *      DOCUMENTS: 
 **/
`timescale 1ns / 10ps
/////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////
///condition area
`define EQ            4'b0000
`define NE            4'b0001
`define CS            4'b0010
`define CC            4'b0011
`define MI            4'b0100
`define PL            4'b0101
`define VS            4'b0110
`define VC            4'b0111
`define HI            4'b1000
`define LS            4'b1001
`define GE            4'b1010
`define LT            4'b1011
`define GT            4'b1100
`define LE            4'b1101
`define AL            4'b1110
`define NV            4'b1111


/////////////////////////////////////////////////////////////
`define NOP        0
`define LD         1
`define ST         2
`define MOV        3
`define ORR        4
`define AND        5
`define ADD        6
`define ADC        7
`define SUB        8
`define MVN        9
`define CMP        10
`define CMN        11
`define B          12
`define BL         13
`define MLA        14
`define MUL        15
`define MSR        16
`define MRS        17

`define R0         0
`define R1         1
`define R2         2
`define R3         3
`define R4         4
`define R5         5
`define R6         6
`define R7         7
`define R8         8
`define R9         9
`define R10        10
`define R11        11
`define R12        12
`define R13        13
`define R14        14
`define R15        15

`define LDSTTYPE      1
`define DATATYPE      2
`define MULTYPE       3
`define JMPTYPE       4


`define LDSTIMMEDIATE  1
`define LDSTSCALEREG   2

`define DATA32BIMMEDIATE   1
`define DATAIMSHIFT        2
`define DATAREGSHIFT       3

`define SFNOP				0
`define SFROR               1
`define SFLSL               2
`define SFLSR               3
`define SFASR               4
`define SFMUL               5


`define MAXRENAMEREGS	11
`define RENAMEREGWIDTH	4


`define REGNAMEWIDTH	4
 
`define ENCUNKNOWN          0
`define ENCLSIMM            1
`define ENCLSREG            2
`define ENCDPIMM            3
`define ENCDPIMMS           4
`define ENCDPREGS           5
`define ENCMLA              6
`define ENCMUL              7
`define ENCB                8
`define ENCMSR               9
`define ENCMRS               10

`define MAOPNOP				0
`define MAOPLD				1
`define MAOPST				2
`define MAOPWB				3



`define WBOPNOP				0
`define WBOPWB				1