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lxdream.org :: lxdream/src/sh4/sh4dasm.in
lxdream 0.9.1
released Jun 29
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filename src/sh4/sh4dasm.in
changeset 1190:2e66e9053037
prev1065:bc1cc0c54917
next1300:d18488c8668b
author nkeynes
date Fri Dec 02 18:14:27 2011 +1000 (8 years ago)
permissions -rw-r--r--
last change Handle calls to sh4_disasm_instruction when the memory isn't mapped
(as can happen if we try to print a translated block that's been unmapped)
file annotate diff log raw
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/**
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 * $Id$
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 * 
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 * SH4 CPU definition and disassembly functions
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 *
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 * Copyright (c) 2005 Nathan Keynes.
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 */
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#include "sh4/sh4core.h"
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#include "sh4/sh4dasm.h"
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#include "sh4/mmu.h"
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#include "mem.h"
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#define UNIMP(ir) snprintf( buf, len, "???     " )
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uint32_t sh4_disasm_instruction( sh4vma_t pc, char *buf, int len, char *opcode )
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{
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    sh4addr_t addr = mmu_vma_to_phys_disasm(pc);
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    uint32_t tmp;
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    if( addr == MMU_VMA_ERROR ) {
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        sprintf( opcode, "?? ??" );
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        snprintf( buf, len, "???" );
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        return pc+2;
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    }
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    uint16_t ir = ext_address_space[addr>>12]->read_word(addr);
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#define UNDEF(ir) snprintf( buf, len, "????    " );
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#define RN(ir) ((ir&0x0F00)>>8)
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#define RN_BANK(ir) ((ir&0x0070)>>4)
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#define RM(ir) ((ir&0x00F0)>>4)
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#define DISP4(ir) (ir&0x000F) /* 4-bit displacements are *not* sign extended */
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#define DISP8(ir) (ir&0x00FF)
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#define PCDISP8(ir) SIGNEXT8(ir&0x00FF)
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#define UIMM8(ir) (ir&0x00FF)
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#define IMM8(ir) SIGNEXT8(ir&0x00FF)
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#define DISP12(ir) SIGNEXT12(ir&0x0FFF)
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#define FVN(ir) ((ir&0x0C00)>>10)
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#define FVM(ir) ((ir&0x0300)>>8)
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    sprintf( opcode, "%02X %02X", ir&0xFF, ir>>8 );
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%%
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ADD Rm, Rn       {: snprintf( buf, len, "ADD     R%d, R%d", Rm, Rn ); :}
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ADD #imm, Rn     {: snprintf( buf, len, "ADD     #%d, R%d", imm, Rn ); :}
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ADDC Rm, Rn      {: snprintf( buf, len, "ADDC    R%d, R%d", Rm, Rn ); :}
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ADDV Rm, Rn      {: snprintf( buf, len, "ADDV    R%d, R%d", Rm, Rn ); :}
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AND Rm, Rn       {: snprintf( buf, len, "AND     R%d, R%d", Rm, Rn ); :}
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AND #imm, R0     {: snprintf( buf, len, "AND     #%d, R0", imm ); :}
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AND.B #imm, @(R0, GBR) {: snprintf( buf, len, "AND.B   #%d, @(R0, GBR)", imm ); :}
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BF disp          {: snprintf( buf, len, "BF      $%xh", disp+pc+4 ); :}
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BF/S disp        {: snprintf( buf, len, "BF/S    $%xh", disp+pc+4 ); :}
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BRA disp         {: snprintf( buf, len, "BRA     $%xh", disp+pc+4 ); :}
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BRAF Rn          {: snprintf( buf, len, "BRAF    R%d", Rn ); :}
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BSR disp         {: snprintf( buf, len, "BSR     $%xh", disp+pc+4 ); :}
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BSRF Rn          {: snprintf( buf, len, "BSRF    R%d", Rn ); :}
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BT disp          {: snprintf( buf, len, "BT      $%xh", disp+pc+4 ); :}
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BT/S disp        {: snprintf( buf, len, "BT/S    $%xh", disp+pc+4 ); :}
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CLRMAC           {: snprintf( buf, len, "CLRMAC  " ); :}
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CLRS             {: snprintf( buf, len, "CLRS    " ); :}
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CLRT             {: snprintf( buf, len, "CLRT    " ); :}
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CMP/EQ Rm, Rn    {: snprintf( buf, len, "CMP/EQ  R%d, R%d", Rm, Rn ); :}
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CMP/EQ #imm, R0  {: snprintf( buf, len, "CMP/EQ  #%d, R0", imm ); :}
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CMP/GE Rm, Rn    {: snprintf( buf, len, "CMP/GE  R%d, R%d", Rm, Rn ); :}
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CMP/GT Rm, Rn    {: snprintf( buf, len, "CMP/GT  R%d, R%d", Rm, Rn ); :}
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CMP/HI Rm, Rn    {: snprintf( buf, len, "CMP/HI  R%d, R%d", Rm, Rn ); :}
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CMP/HS Rm, Rn    {: snprintf( buf, len, "CMP/HS  R%d, R%d", Rm, Rn ); :}
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CMP/PL Rn        {: snprintf( buf, len, "CMP/PL  R%d", Rn ); :}
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CMP/PZ Rn        {: snprintf( buf, len, "CMP/PZ  R%d", Rn ); :}
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CMP/STR Rm, Rn   {: snprintf( buf, len, "CMP/STR R%d, R%d", Rm, Rn ); :}
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DIV0S Rm, Rn     {: snprintf( buf, len, "DIV0S   R%d, R%d", Rm, Rn ); :}
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DIV0U            {: snprintf( buf, len, "DIV0U   " ); :}
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DIV1 Rm, Rn      {: snprintf( buf, len, "DIV1    R%d, R%d", Rm, Rn ); :}
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DMULS.L Rm, Rn   {: snprintf( buf, len, "DMULS.L R%d, R%d", Rm, Rn ); :}
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DMULU.L RM, Rn   {: snprintf( buf, len, "DMULU.L R%d, R%d", Rm, Rn ); :}
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DT Rn            {: snprintf( buf, len, "DT      R%d", Rn ); :}
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EXTS.B Rm, Rn    {: snprintf( buf, len, "EXTS.B  R%d, R%d", Rm, Rn ); :}
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EXTS.W Rm, Rn    {: snprintf( buf, len, "EXTS.W  R%d, R%d", Rm, Rn ); :}
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EXTU.B Rm, Rn    {: snprintf( buf, len, "EXTU.B  R%d, R%d", Rm, Rn ); :}
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EXTU.W Rm, Rn    {: snprintf( buf, len, "EXTU.W  R%d, R%d", Rm, Rn ); :}
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FABS FRn         {: snprintf( buf, len, "FABS    FR%d", FRn ); :}
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FADD FRm, FRn    {: snprintf( buf, len, "FADD    FR%d, FR%d", FRm, FRn ); :}
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FCMP/EQ FRm, FRn {: snprintf( buf, len, "FCMP/EQ FR%d, FR%d", FRm, FRn ); :}
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FCMP/GT FRm, FRn {: snprintf( buf, len, "FCMP/GT FR%d, FR%d", FRm, FRn ); :}
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FCNVDS FRm, FPUL {: snprintf( buf, len, "FCNVDS  FR%d, FPUL", FRm ); :}
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FCNVSD FPUL, FRn {: snprintf( buf, len, "FCNVSD  FPUL, FR%d", FRn ); :}
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FDIV FRm, FRn    {: snprintf( buf, len, "FDIV    FR%d, FR%d", FRm, FRn ); :}
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FIPR FVm, FVn    {: snprintf( buf, len, "FIPR    FV%d, FV%d", FVm, FVn ); :}
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FLDS FRm, FPUL   {: snprintf( buf, len, "FLDS    FR%d, FPUL", FRm ); :}
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FLDI0 FRn        {: snprintf( buf, len, "FLDI0   FR%d", FRn ); :}
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FLDI1 FRn        {: snprintf( buf, len, "FLDI1   FR%d", FRn ); :}
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FLOAT FPUL, FRn  {: snprintf( buf, len, "FLOAT   FPUL, FR%d", FRn ); :}
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FMAC FR0, FRm, FRn {: snprintf( buf, len, "FMAC    FR0, FR%d, FR%d", FRm, FRn ); :}
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FMOV FRm, FRn    {: snprintf( buf, len, "FMOV    FR%d, FR%d", FRm, FRn ); :}
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FMOV FRm, @Rn    {: snprintf( buf, len, "FMOV    FR%d, @R%d", FRm, Rn ); :}
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FMOV FRm, @-Rn   {: snprintf( buf, len, "FMOV    FR%d, @-R%d", FRm, Rn ); :}
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FMOV FRm, @(R0, Rn) {: snprintf( buf, len, "FMOV    FR%d, @(R0, R%d)", FRm, Rn ); :}
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FMOV @Rm, FRn    {: snprintf( buf, len, "FMOV    @R%d, FR%d", Rm, FRn ); :}
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FMOV @Rm+, FRn   {: snprintf( buf, len, "FMOV    @R%d+, FR%d", Rm, FRn ); :}
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FMOV @(R0, Rm), FRn {: snprintf( buf, len, "FMOV    @(R0, R%d), FR%d", Rm, FRn ); :}
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FMUL FRm, FRn    {: snprintf( buf, len, "FMUL    FR%d, FR%d", FRm, FRn ); :}
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FNEG FRn         {: snprintf( buf, len, "FNEG    FR%d", FRn ); :}
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FRCHG            {: snprintf( buf, len, "FRCHG   " ); :}
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FSCA FPUL, FRn   {: snprintf( buf, len, "FSCA    FPUL, FR%d", FRn ); :}
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FSCHG            {: snprintf( buf, len, "FSCHG   " ); :}
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FSQRT FRn        {: snprintf( buf, len, "FSQRT   FR%d", FRn ); :}
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FSRRA FRn        {: snprintf( buf, len, "FSRRA   FR%d", FRn ); :}
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FSTS FPUL, FRn   {: snprintf( buf, len, "FSTS    FPUL, FR%d", FRn ); :}
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FSUB FRm, FRn    {: snprintf( buf, len, "FSUB    FR%d, FR%d", FRm, FRn ); :}
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FTRC FRm, FPUL   {: snprintf( buf, len, "FTRC    FR%d, FPUL", FRm ); :}
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FTRV XMTRX, FVn  {: snprintf( buf, len, "FTRV    XMTRX, FV%d", FVn ); :}
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JMP @Rn          {: snprintf( buf, len, "JMP     @R%d", Rn ); :}
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JSR @Rn          {: snprintf( buf, len, "JSR     @R%d", Rn ); :}
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LDC Rm, GBR      {: snprintf( buf, len, "LDC     R%d, GBR", Rm ); :}
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LDC Rm, SR       {: snprintf( buf, len, "LDC     R%d, SR", Rm ); :}
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LDC Rm, VBR      {: snprintf( buf, len, "LDC     R%d, VBR", Rm ); :}
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LDC Rm, SSR      {: snprintf( buf, len, "LDC     R%d, SSR", Rm ); :}
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LDC Rm, SGR      {: snprintf( buf, len, "LDC     R%d, SGR", Rm ); :}
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LDC Rm, SPC      {: snprintf( buf, len, "LDC     R%d, SPC", Rm ); :}
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LDC Rm, DBR      {: snprintf( buf, len, "LDC     R%d, DBR", Rm ); :}
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LDC Rm, Rn_BANK  {: snprintf( buf, len, "LDC     R%d, R%d_BANK", Rm, Rn_BANK ); :}
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LDS Rm, FPSCR    {: snprintf( buf, len, "LDS     R%d, FPSCR", Rm ); :}
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LDS Rm, FPUL     {: snprintf( buf, len, "LDS     R%d, FPUL", Rm ); :}
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LDS Rm, MACH     {: snprintf( buf, len, "LDS     R%d, MACH", Rm ); :}
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LDS Rm, MACL     {: snprintf( buf, len, "LDS     R%d, MACL", Rm ); :}
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LDS Rm, PR       {: snprintf( buf, len, "LDS     R%d, PR", Rm ); :}
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LDC.L @Rm+, GBR  {: snprintf( buf, len, "LDC.L   @R%d+, GBR", Rm ); :}
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LDC.L @Rm+, SR   {: snprintf( buf, len, "LDC.L   @R%d+, SR", Rm ); :}
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LDC.L @Rm+, VBR  {: snprintf( buf, len, "LDC.L   @R%d+, VBR", Rm ); :}
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LDC.L @Rm+, SSR  {: snprintf( buf, len, "LDC.L   @R%d+, SSR", Rm ); :}
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LDC.L @Rm+, SGR  {: snprintf( buf, len, "LDC.L   @R%d+, SGR", Rm ); :}
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LDC.L @Rm+, SPC  {: snprintf( buf, len, "LDC.L   @R%d+, SPC", Rm ); :}
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LDC.L @Rm+, DBR  {: snprintf( buf, len, "LDC.L   @R%d+, DBR", Rm ); :}
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LDC.L @Rm+, Rn_BANK{: snprintf( buf, len, "LDC.L   @R%d+, @R%d+_BANK", Rm, Rn_BANK ); :}
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LDS.L @Rm+, FPSCR{: snprintf( buf, len, "LDS.L   @R%d+, FPSCR", Rm ); :}
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LDS.L @Rm+, FPUL {: snprintf( buf, len, "LDS.L   @R%d+, FPUL", Rm ); :}
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LDS.L @Rm+, MACH {: snprintf( buf, len, "LDS.L   @R%d+, MACH", Rm ); :}
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LDS.L @Rm+, MACL {: snprintf( buf, len, "LDS.L   @R%d+, MACL", Rm ); :}
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LDS.L @Rm+, PR   {: snprintf( buf, len, "LDS.L   @R%d+, PR", Rm ); :}
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LDTLB            {: snprintf( buf, len, "LDTLB   " ); :}
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MAC.L @Rm+, @Rn+ {: snprintf( buf, len, "MAC.L   @R%d+, @R%d+", Rm, Rn ); :}
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MAC.W @Rm+, @Rn+ {: snprintf( buf, len, "MAC.W   @R%d+, @R%d+", Rm, Rn ); :}
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MOV Rm, Rn       {: snprintf( buf, len, "MOV     R%d, R%d", Rm, Rn ); :}
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MOV #imm, Rn     {: snprintf( buf, len, "MOV     #%d, R%d", imm, Rn ); :}
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MOV.B Rm, @Rn    {: snprintf( buf, len, "MOV.B   R%d, @R%d", Rm, Rn ); :}
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MOV.B Rm, @-Rn   {: snprintf( buf, len, "MOV.B   R%d, @-R%d", Rm, Rn ); :}
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MOV.B Rm, @(R0, Rn) {: snprintf( buf, len, "MOV.B   R%d, @(R0, R%d)", Rm, Rn ); :}
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MOV.B R0, @(disp, GBR) {: snprintf( buf, len, "MOV.B   R0, @(%d, GBR)", disp ); :}
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MOV.B R0, @(disp, Rn)  {: snprintf( buf, len, "MOV.B   R0, @(%d, R%d)", disp, Rn ); :}
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MOV.B @Rm, Rn    {: snprintf( buf, len, "MOV.B   @R%d, R%d", Rm, Rn ); :}
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MOV.B @Rm+, Rn   {: snprintf( buf, len, "MOV.B   @R%d+, R%d", Rm, Rn ); :}
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MOV.B @(R0, Rm), Rn {: snprintf( buf, len, "MOV.B   @(R0, R%d), R%d", Rm, Rn ); :}
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MOV.B @(disp, GBR), R0{: snprintf( buf, len, "MOV.B   @(%d, GBR), R0", disp ); :}
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MOV.B @(disp, Rm), R0 {: snprintf( buf, len, "MOV.B   @(%d, R%d), R0", disp, Rm ); :}
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MOV.L Rm, @Rn    {: snprintf( buf, len, "MOV.L   R%d, @R%d", Rm, Rn ); :}
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MOV.L Rm, @-Rn   {: snprintf( buf, len, "MOV.L   R%d, @-R%d", Rm, Rn ); :}
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   168
MOV.L Rm, @(R0, Rn) {: snprintf( buf, len, "MOV.L   R%d, @(R0, R%d)", Rm, Rn ); :}
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MOV.L R0, @(disp, GBR) {: snprintf( buf, len, "MOV.L   R0, @(%d, GBR)", disp ); :}
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MOV.L Rm, @(disp, Rn) {: snprintf( buf, len, "MOV.L   R%d, @(%d, R%d)", Rm, disp, Rn ); :}
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MOV.L @Rm, Rn    {: snprintf( buf, len, "MOV.L   @R%d, R%d", Rm, Rn ); :}
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MOV.L @Rm+, Rn   {: snprintf( buf, len, "MOV.L   @R%d+, R%d", Rm, Rn ); :}
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MOV.L @(R0, Rm), Rn {: snprintf( buf, len, "MOV.L   @(R0, R%d), R%d", Rm, Rn ); :}
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MOV.L @(disp, GBR), R0 {: snprintf( buf, len, "MOV.L   @(%d, GBR), R0",disp ); :}
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MOV.L @(disp, PC), Rn  {:
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    tmp = mmu_vma_to_phys_disasm(disp + (pc&0xFFFFFFFC) + 4); 
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    snprintf( buf, len, "MOV.L   @($%xh), R%d ; <- #%08x", disp + (pc&0xFFFFFFFC)+4, Rn, ext_address_space[tmp>>12]->read_long(tmp) );
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:}
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MOV.L @(disp, Rm), Rn  {: snprintf( buf, len, "MOV.L   @(%d, R%d), R%d", disp, Rm, Rn ); :}
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   180
MOV.W Rm, @Rn    {: snprintf( buf, len, "MOV.W   R%d, @R%d", Rm, Rn ); :}
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MOV.W Rm, @-Rn   {: snprintf( buf, len, "MOV.W   R%d, @-R%d", Rm, Rn ); :}
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MOV.W Rm, @(R0, Rn) {: snprintf( buf, len, "MOV.W   R%d, @(R0, R%d)", Rm, Rn ); :}
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MOV.W R0, @(disp, GBR) {: snprintf( buf, len, "MOV.W   R0, @(%d, GBR)", disp); :}
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MOV.W R0, @(disp, Rn)  {: snprintf( buf, len, "MOV.W   R0, @(%d, R%d)", disp, Rn ); :}
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MOV.W @Rm, Rn    {: snprintf( buf, len, "MOV.W   @R%d, R%d", Rm, Rn ); :}
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MOV.W @Rm+, Rn   {: snprintf( buf, len, "MOV.W   @R%d+, R%d", Rm, Rn ); :}
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MOV.W @(R0, Rm), Rn {: snprintf( buf, len, "MOV.W   @(R0, R%d), R%d", Rm, Rn ); :}
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MOV.W @(disp, GBR), R0 {: snprintf( buf, len, "MOV.W   @(%d, GBR), R0", disp ); :}
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MOV.W @(disp, PC), Rn  {:
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    tmp = mmu_vma_to_phys_disasm(disp+pc+4);
nkeynes@939
   191
    snprintf( buf, len, "MOV.W   @($%xh), R%d ; <- #%08x", disp+pc+4, Rn, ext_address_space[tmp>>12]->read_word(tmp) );
nkeynes@939
   192
:}
nkeynes@359
   193
MOV.W @(disp, Rm), R0  {: snprintf( buf, len, "MOV.W   @(%d, R%d), R0", disp, Rm ); :}
nkeynes@359
   194
MOVA @(disp, PC), R0   {: snprintf( buf, len, "MOVA    @($%xh), R0", disp + (pc&0xFFFFFFFC) + 4 ); :}
nkeynes@359
   195
MOVCA.L R0, @Rn  {: snprintf( buf, len, "MOVCA.L R0, @R%d", Rn ); :}
nkeynes@359
   196
MOVT Rn          {: snprintf( buf, len, "MOVT    R%d", Rn ); :}
nkeynes@359
   197
MUL.L Rm, Rn     {: snprintf( buf, len, "MUL.L   R%d, R%d", Rm, Rn ); :}
nkeynes@359
   198
MULS.W Rm, Rn    {: snprintf( buf, len, "MULS.W  R%d, R%d", Rm, Rn ); :}
nkeynes@359
   199
MULU.W Rm, Rn    {: snprintf( buf, len, "MULU.W  R%d, R%d", Rm, Rn ); :}
nkeynes@359
   200
NEG Rm, Rn       {: snprintf( buf, len, "NEG     R%d, R%d", Rm, Rn ); :}
nkeynes@359
   201
NEGC Rm, Rn      {: snprintf( buf, len, "NEGC    R%d, R%d", Rm, Rn ); :}
nkeynes@359
   202
NOP              {: snprintf( buf, len, "NOP     " ); :}
nkeynes@359
   203
NOT Rm, Rn       {: snprintf( buf, len, "NOT     R%d, R%d", Rm, Rn ); :}
nkeynes@359
   204
OCBI @Rn         {: snprintf( buf, len, "OCBI    @R%d", Rn ); :}
nkeynes@359
   205
OCBP @Rn         {: snprintf( buf, len, "OCBP    @R%d", Rn ); :}
nkeynes@359
   206
OCBWB @Rn        {: snprintf( buf, len, "OCBWB   @R%d", Rn ); :}
nkeynes@359
   207
OR Rm, Rn        {: snprintf( buf, len, "OR      R%d, R%d", Rm, Rn ); :}
nkeynes@359
   208
OR #imm, R0      {: snprintf( buf, len, "OR      #%d, R0", imm ); :}
nkeynes@359
   209
OR.B #imm, @(R0, GBR) {: snprintf( buf, len, "OR.B    #%d, @(R0, GBR)", imm ); :}
nkeynes@359
   210
PREF @Rn         {: snprintf( buf, len, "PREF    R%d", Rn ); :}
nkeynes@359
   211
ROTCL Rn         {: snprintf( buf, len, "ROTCL   R%d", Rn ); :}
nkeynes@359
   212
ROTCR Rn         {: snprintf( buf, len, "ROTCR   R%d", Rn ); :}
nkeynes@359
   213
ROTL Rn          {: snprintf( buf, len, "ROTL    R%d", Rn ); :}
nkeynes@359
   214
ROTR Rn          {: snprintf( buf, len, "ROTR    R%d", Rn ); :}
nkeynes@359
   215
RTE              {: snprintf( buf, len, "RTE     " ); :}
nkeynes@359
   216
RTS              {: snprintf( buf, len, "RTS     " ); :}
nkeynes@359
   217
SETS             {: snprintf( buf, len, "SETS    " ); :}
nkeynes@359
   218
SETT             {: snprintf( buf, len, "SETT    " ); :}
nkeynes@359
   219
SHAD Rm, Rn      {: snprintf( buf, len, "SHAD    R%d, R%d", Rm, Rn ); :}
nkeynes@359
   220
SHAL Rn          {: snprintf( buf, len, "SHAL    R%d", Rn ); :}
nkeynes@359
   221
SHAR Rn          {: snprintf( buf, len, "SHAR    R%d", Rn ); :}
nkeynes@359
   222
SHLD Rm, Rn      {: snprintf( buf, len, "SHLD    R%d, R%d", Rm, Rn ); :}
nkeynes@359
   223
SHLL Rn          {: snprintf( buf, len, "SHLL    R%d", Rn ); :}
nkeynes@359
   224
SHLL2 Rn         {: snprintf( buf, len, "SHLL2   R%d", Rn ); :}
nkeynes@359
   225
SHLL8 Rn         {: snprintf( buf, len, "SHLL8   R%d", Rn ); :}
nkeynes@359
   226
SHLL16 Rn        {: snprintf( buf, len, "SHLL16  R%d", Rn ); :}
nkeynes@359
   227
SHLR Rn          {: snprintf( buf, len, "SHLR    R%d", Rn ); :}
nkeynes@359
   228
SHLR2 Rn         {: snprintf( buf, len, "SHLR2   R%d", Rn ); :}
nkeynes@359
   229
SHLR8 Rn         {: snprintf( buf, len, "SHLR8   R%d", Rn ); :}
nkeynes@359
   230
SHLR16 Rn        {: snprintf( buf, len, "SHLR16  R%d", Rn ); :}
nkeynes@359
   231
SLEEP            {: snprintf( buf, len, "SLEEP   " ); :}
nkeynes@359
   232
STC SR, Rn       {: snprintf( buf, len, "STC     SR, R%d", Rn ); :}
nkeynes@359
   233
STC GBR, Rn      {: snprintf( buf, len, "STC     GBR, R%d", Rn ); :}
nkeynes@359
   234
STC VBR, Rn      {: snprintf( buf, len, "STC     VBR, R%d", Rn ); :}
nkeynes@359
   235
STC SSR, Rn      {: snprintf( buf, len, "STC     SSR, R%d", Rn ); :}
nkeynes@359
   236
STC SPC, Rn      {: snprintf( buf, len, "STC     SPC, R%d", Rn ); :}
nkeynes@359
   237
STC SGR, Rn      {: snprintf( buf, len, "STC     SGR, R%d", Rn ); :}
nkeynes@359
   238
STC DBR, Rn      {: snprintf( buf, len, "STC     DBR, R%d", Rn ); :}
nkeynes@359
   239
STC Rm_BANK, Rn  {: snprintf( buf, len, "STC     R%d_BANK, R%d", Rm_BANK, Rn ); :}
nkeynes@359
   240
STS FPSCR, Rn    {: snprintf( buf, len, "STS     FPSCR, R%d", Rn ); :}
nkeynes@359
   241
STS FPUL, Rn     {: snprintf( buf, len, "STS     FPUL, R%d", Rn ); :}
nkeynes@359
   242
STS MACH, Rn     {: snprintf( buf, len, "STS     MACH, R%d", Rn ); :}
nkeynes@359
   243
STS MACL, Rn     {: snprintf( buf, len, "STS     MACL, R%d", Rn ); :}
nkeynes@359
   244
STS PR, Rn       {: snprintf( buf, len, "STS     PR, R%d", Rn ); :}
nkeynes@359
   245
STC.L SR, @-Rn   {: snprintf( buf, len, "STC.L   SR, @-R%d", Rn ); :}
nkeynes@359
   246
STC.L GBR, @-Rn  {: snprintf( buf, len, "STC.L   GBR, @-R%d", Rn ); :}
nkeynes@359
   247
STC.L VBR, @-Rn  {: snprintf( buf, len, "STC.L   VBR, @-R%d", Rn ); :}
nkeynes@359
   248
STC.L SSR, @-Rn  {: snprintf( buf, len, "STC.L   SSR, @-R%d", Rn ); :}
nkeynes@359
   249
STC.L SPC, @-Rn  {: snprintf( buf, len, "STC.L   SPC, @-R%d", Rn ); :}
nkeynes@359
   250
STC.L SGR, @-Rn  {: snprintf( buf, len, "STC.L   SGR, @-R%d", Rn ); :}
nkeynes@359
   251
STC.L DBR, @-Rn  {: snprintf( buf, len, "STC.L    DBR, @-R%d", Rn ); :}
nkeynes@359
   252
STC.L Rm_BANK, @-Rn {: snprintf( buf, len, "STC.L   @-R%d_BANK, @-R%d", Rm_BANK, Rn ); :}
nkeynes@359
   253
STS.L FPSCR, @-Rn{: snprintf( buf, len, "STS.L   FPSCR, @-R%d", Rn ); :}
nkeynes@359
   254
STS.L FPUL, @-Rn {: snprintf( buf, len, "STS.L   FPUL, @-R%d", Rn ); :}
nkeynes@359
   255
STS.L MACH, @-Rn {: snprintf( buf, len, "STS.L   MACH, @-R%d", Rn ); :}
nkeynes@359
   256
STS.L MACL, @-Rn {: snprintf( buf, len, "STS.L   MACL, @-R%d", Rn ); :}
nkeynes@359
   257
STS.L PR, @-Rn   {: snprintf( buf, len, "STS.L   PR, @-R%d", Rn ); :}
nkeynes@359
   258
SUB Rm, Rn       {: snprintf( buf, len, "SUB     R%d, R%d", Rm, Rn ); :}
nkeynes@359
   259
SUBC Rm, Rn      {: snprintf( buf, len, "SUBC    R%d, R%d", Rm, Rn ); :}
nkeynes@359
   260
SUBV Rm, Rn      {: snprintf( buf, len, "SUBV    R%d, R%d", Rm, Rn ); :}
nkeynes@359
   261
SWAP.B Rm, Rn    {: snprintf( buf, len, "SWAP.B  R%d, R%d", Rm, Rn ); :}
nkeynes@359
   262
SWAP.W Rm, Rn    {: snprintf( buf, len, "SWAP.W  R%d, R%d", Rm, Rn ); :}
nkeynes@359
   263
TAS.B @Rn        {: snprintf( buf, len, "TAS.B   R%d", Rn ); :}
nkeynes@359
   264
TRAPA #imm       {: snprintf( buf, len, "TRAPA   #%d", imm ); :}
nkeynes@359
   265
TST Rm, Rn       {: snprintf( buf, len, "TST     R%d, R%d", Rm, Rn ); :}
nkeynes@359
   266
TST #imm, R0     {: snprintf( buf, len, "TST     #%d, R0", imm ); :}
nkeynes@359
   267
TST.B #imm, @(R0, GBR) {: snprintf( buf, len, "TST.B   #%d, @(R0, GBR)", imm ); :}
nkeynes@359
   268
XOR Rm, Rn       {: snprintf( buf, len, "XOR     R%d, R%d", Rm, Rn ); :}
nkeynes@359
   269
XOR #imm, R0     {: snprintf( buf, len, "XOR     #%d, R0", imm ); :}
nkeynes@359
   270
XOR.B #imm, @(R0, GBR) {: snprintf( buf, len, "XOR.B   #%d, @(R0, GBR)", imm ); :}
nkeynes@359
   271
XTRCT Rm, Rn     {: snprintf( buf, len, "XTRCT   R%d, R%d", Rm, Rn ); :}
nkeynes@359
   272
UNDEF            {: snprintf( buf, len, "UNDEF   " ); :}
nkeynes@359
   273
%%
nkeynes@359
   274
    return pc+2;
nkeynes@359
   275
}
nkeynes@359
   276
nkeynes@359
   277
nkeynes@569
   278
void sh4_disasm_region( FILE *f, int from, int to )
nkeynes@359
   279
{
nkeynes@359
   280
    int pc;
nkeynes@359
   281
    char buf[80];
nkeynes@359
   282
    char opcode[16];
nkeynes@359
   283
    
nkeynes@359
   284
    for( pc = from; pc < to; pc+=2 ) {
nkeynes@359
   285
        buf[0] = '\0';
nkeynes@359
   286
        sh4_disasm_instruction( pc,
nkeynes@359
   287
                                buf, sizeof(buf), opcode );
nkeynes@359
   288
        fprintf( f, "  %08x:  %s  %s\n", pc, opcode, buf );
nkeynes@359
   289
    }
nkeynes@359
   290
}
nkeynes@706
   291
nkeynes@706
   292
void sh4_dump_region( int from, int to )
nkeynes@706
   293
{
nkeynes@706
   294
    sh4_disasm_region( stdout, from, to );
nkeynes@706
   295
}
.