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lxdream.org :: lxdream/src/sh4/sh4trans.h
lxdream 0.9.1
released Jun 29
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filename src/sh4/sh4trans.h
changeset 561:533f6b478071
prev527:14c9489f647e
next571:9bc09948d0f2
author nkeynes
date Fri Jan 04 11:54:17 2008 +0000 (16 years ago)
branchlxdream-mmu
permissions -rw-r--r--
last change Bring icache partially into line with the mmu, a little less slow with AT off
now.
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     1 /**
     2  * $Id$
     3  * 
     4  * SH4->x86 translation module
     5  *
     6  * Copyright (c) 2005 Nathan Keynes.
     7  *
     8  * This program is free software; you can redistribute it and/or modify
     9  * it under the terms of the GNU General Public License as published by
    10  * the Free Software Foundation; either version 2 of the License, or
    11  * (at your option) any later version.
    12  *
    13  * This program is distributed in the hope that it will be useful,
    14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    16  * GNU General Public License for more details.
    17  */
    19 #include "dream.h"
    20 #include "mem.h"
    22 /** Maximum size of a translated instruction, in bytes. This includes potentially
    23  * writing the entire epilogue
    24  */
    25 #define MAX_INSTRUCTION_SIZE 256
    26 /** Maximum size of the translation epilogue (current real size is 116 bytes, so
    27  * allows a little room
    28  */
    29 #define EPILOGUE_SIZE 128
    30 /**
    32  */
    33 uint32_t sh4_xlat_run_slice( uint32_t nanosecs );
    35 /**
    36  * Translate the specified block of code starting from the specified start
    37  * address until the first branch/jump instruction.
    38  */
    39 void *sh4_translate_basic_block( sh4addr_t start );
    41 extern uint8_t *xlat_output;
    43 /******************************************************************************
    44  * Code generation - these methods must be provided by the
    45  * actual code gen (eg sh4x86.c) 
    46  ******************************************************************************/
    48 #define TARGET_X86 1
    49 #define TARGET_X86_64 2
    51 void sh4_translate_begin_block( sh4addr_t pc );
    52 uint32_t sh4_translate_instruction( sh4addr_t pc );
    53 void sh4_translate_end_block( sh4addr_t pc );
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