nkeynes@359: /**
nkeynes@410:  * $Id: sh4trans.h,v 1.4 2007-09-29 11:06:40 nkeynes Exp $
nkeynes@359:  * 
nkeynes@359:  * SH4->x86 translation module
nkeynes@359:  *
nkeynes@359:  * Copyright (c) 2005 Nathan Keynes.
nkeynes@359:  *
nkeynes@359:  * This program is free software; you can redistribute it and/or modify
nkeynes@359:  * it under the terms of the GNU General Public License as published by
nkeynes@359:  * the Free Software Foundation; either version 2 of the License, or
nkeynes@359:  * (at your option) any later version.
nkeynes@359:  *
nkeynes@359:  * This program is distributed in the hope that it will be useful,
nkeynes@359:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
nkeynes@359:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nkeynes@359:  * GNU General Public License for more details.
nkeynes@359:  */
nkeynes@359: 
nkeynes@359: #include "dream.h"
nkeynes@359: #include "mem.h"
nkeynes@359: 
nkeynes@359: /** Maximum size of a translated instruction, in bytes. This includes potentially
nkeynes@359:  * writing the entire epilogue
nkeynes@359:  */
nkeynes@389: #define MAX_INSTRUCTION_SIZE 256
nkeynes@410: /** Maximum size of the translation epilogue (current real size is 116 bytes, so
nkeynes@410:  * allows a little room
nkeynes@410:  */
nkeynes@410: #define EPILOGUE_SIZE 128
nkeynes@359: /**
nkeynes@359: 
nkeynes@359:  */
nkeynes@359: uint32_t sh4_xlat_run_slice( uint32_t nanosecs );
nkeynes@359: 
nkeynes@359: /**
nkeynes@359:  * Translate the specified block of code starting from the specified start
nkeynes@359:  * address until the first branch/jump instruction.
nkeynes@359:  */
nkeynes@359: void *sh4_translate_basic_block( sh4addr_t start );
nkeynes@359: 
nkeynes@359: extern uint8_t *xlat_output;
nkeynes@359: 
nkeynes@526: /******************************************************************************
nkeynes@526:  * Code generation - these methods must be provided by the
nkeynes@526:  * actual code gen (eg sh4x86.c) 
nkeynes@526:  ******************************************************************************/
nkeynes@359: 
nkeynes@408: void sh4_translate_begin_block( sh4addr_t pc );
nkeynes@526: uint32_t sh4_translate_instruction( sh4addr_t pc );
nkeynes@359: void sh4_translate_end_block( sh4addr_t pc );