gps/GPSResources/tcpmp/common/dyncode/dyncode.h

125 lines
3.2 KiB
C
Executable File

/*****************************************************************************
*
* This program is free software ; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: dyncode.h 585 2006-01-16 09:48:55Z picard $
*
* The Core Pocket Media Player
* Copyright (c) 2004-2005 Gabor Kovacs
*
****************************************************************************/
#ifndef __DYNCODE_H
#define __DYNCODE_H
typedef uint8_t reg;
#define NONE ((reg)-1)
typedef struct dyncode
{
char* Code;
int Size;
int Allocated;
} dyncode;
typedef struct dyninst
{
int Tag;
struct dyninst* Next;
struct dyninst* Prev;
int RdFlags;
int WrFlags;
int RdRegs;
int WrRegs;
struct dyninst* ReAlloc;
bool_t Branch;
int CodeSmall;
char* CodeLarge;
int CodeSize;
char* Address;
} dyninst;
#include "dyncode_arm.h"
#include "dyncode_mips.h"
#include "dyncode_sh3.h"
void DynCode_Init();
void DynCode_Done();
#ifdef CONFIG_DYNCODE
void CodeInit(dyncode*);
void CodeDone(dyncode*);
void CodeBuild(dyncode*);
void CodeStart(dyncode*);
#else
static INLINE void CodeInit(dyncode* p) { memset(p,0,sizeof(dyncode)); }
static INLINE void CodeDone(dyncode* p) {}
static INLINE void CodeBuild(dyncode* p) {}
static INLINE void CodeStart(dyncode* p) {}
#endif
void Align(int);
void MB();
void DS();
dyninst* Label(bool_t DoPost);
//-----------------------------------------------------------------------
static INLINE char* InstCode(dyninst* p)
{
return p->CodeLarge ? p->CodeLarge : (char*)&p->CodeSmall;
}
static INLINE int InstSize(dyninst* p, int Pos)
{
if (p->CodeSize >= 0)
return p->CodeSize;
Pos = Pos % -p->CodeSize;
if (Pos)
Pos = -p->CodeSize - Pos;
return Pos;
}
static INLINE bool_t InstReadWrite(const dyninst* a, const dyninst* b)
{
return (a->RdFlags & b->WrFlags) != 0 ||
(a->RdRegs & b->WrRegs) != 0;
}
static INLINE bool_t InstBothWrite(const dyninst* a, const dyninst* b)
{
return (a->WrFlags & b->WrFlags) != 0 ||
(a->WrRegs & b->WrRegs) != 0;
}
static INLINE int RotateRight(int v, int Bits)
{
Bits &= 31;
return ((v >> Bits) & ((1 << (32-Bits))-1)) | (v << (32-Bits));
}
bool_t InstReAlloc(dyninst*,dyninst*);
void InstPost(dyninst*);
void InstInit();
void InstAdd(dyninst*,context*);
dyninst* InstCreate(const void* Code, int CodeSize, reg Wr, reg Rd1, reg Rd2, int RdFlags, int WrFlags);
dyninst* InstCreate16(int Code16, reg Wr, reg Rd1, reg Rd2, int RdFlags, int WrFlags);
dyninst* InstCreate32(int Code32, reg Wr, reg Rd1, reg Rd2, int RdFlags, int WrFlags);
#endif