Forgot to add the new BaseblockEx files from the prev commit. -_-

git-svn-id: http://pcsx2-playground.googlecode.com/svn/trunk@618 a6443dda-0b58-4228-96e9-037be469359c
This commit is contained in:
Jake.Stine 2009-01-21 17:17:43 +00:00 committed by Gregory Hainaut
parent cb70542e4c
commit 8d09b80fb9
2 changed files with 218 additions and 0 deletions

149
pcsx2/x86/BaseblockEx.cpp Normal file
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/* Pcsx2 - Pc Ps2 Emulator
* Copyright (C) 2002-2008 Pcsx2 Team
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "PrecompiledHeader.h"
#include "BaseblockEx.h"
#include <vector>
using namespace std;
struct BASEBLOCKS
{
// 0 - ee, 1 - iop
void Add(BASEBLOCKEX*);
void Remove(BASEBLOCKEX*);
int Get(u32 startpc);
void Reset();
BASEBLOCKEX** GetAll(int* pnum);
vector<BASEBLOCKEX*> blocks;
};
void BASEBLOCKS::Add(BASEBLOCKEX* pex)
{
assert( pex != NULL );
switch(blocks.size()) {
case 0:
blocks.push_back(pex);
return;
case 1:
assert( blocks.front()->startpc != pex->startpc );
if( blocks.front()->startpc < pex->startpc ) {
blocks.push_back(pex);
}
else blocks.insert(blocks.begin(), pex);
return;
default:
{
int imin = 0, imax = blocks.size(), imid;
while(imin < imax) {
imid = (imin+imax)>>1;
if( blocks[imid]->startpc > pex->startpc ) imax = imid;
else imin = imid+1;
}
assert( imin == blocks.size() || blocks[imin]->startpc > pex->startpc );
if( imin > 0 ) assert( blocks[imin-1]->startpc < pex->startpc );
blocks.insert(blocks.begin()+imin, pex);
return;
}
}
}
int BASEBLOCKS::Get(u32 startpc)
{
switch(blocks.size()) {
case 1:
return 0;
case 2:
return blocks.front()->startpc < startpc;
default:
{
int imin = 0, imax = blocks.size()-1, imid;
while(imin < imax) {
imid = (imin+imax)>>1;
if( blocks[imid]->startpc > startpc ) imax = imid;
else if( blocks[imid]->startpc == startpc ) return imid;
else imin = imid+1;
}
assert( blocks[imin]->startpc == startpc );
return imin;
}
}
}
void BASEBLOCKS::Remove(BASEBLOCKEX* pex)
{
assert( pex != NULL );
int i = Get(pex->startpc);
assert( blocks[i] == pex );
blocks.erase(blocks.begin()+i);
}
void BASEBLOCKS::Reset()
{
blocks.resize(0);
blocks.reserve(512);
}
BASEBLOCKEX** BASEBLOCKS::GetAll(int* pnum)
{
assert( pnum != NULL );
*pnum = blocks.size();
return &blocks[0];
}
static BASEBLOCKS s_vecBaseBlocksEx[2];
void AddBaseBlockEx(BASEBLOCKEX* pex, int cpu)
{
s_vecBaseBlocksEx[cpu].Add(pex);
}
BASEBLOCKEX* GetBaseBlockEx(u32 startpc, int cpu)
{
return s_vecBaseBlocksEx[cpu].blocks[s_vecBaseBlocksEx[cpu].Get(startpc)];
}
void RemoveBaseBlockEx(BASEBLOCKEX* pex, int cpu)
{
s_vecBaseBlocksEx[cpu].Remove(pex);
}
void ResetBaseBlockEx(int cpu)
{
s_vecBaseBlocksEx[cpu].Reset();
}
BASEBLOCKEX** GetAllBaseBlocks(int* pnum, int cpu)
{
return s_vecBaseBlocksEx[cpu].GetAll(pnum);
}

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pcsx2/x86/BaseblockEx.h Normal file
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/* Pcsx2 - Pc Ps2 Emulator
* Copyright (C) 2002-2008 Pcsx2 Team
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef _BASEBLOCKEX_H_
#define _BASEBLOCKEX_H_
// used to keep block information
#define BLOCKTYPE_STARTPC 4 // startpc offset
#define BLOCKTYPE_DELAYSLOT 1 // if bit set, delay slot
// Every potential jump point in the PS2's addressable memory has a BASEBLOCK
// associated with it. So that means a BASEBLOCK for every 4 bytes of PS2
// addressable memory. Yay!
struct BASEBLOCK
{
u32 pFnptr : 28;
u32 uType : 4;
u32 startpc;
};
// extra block info (only valid for start of fn)
// The only "important" piece of information is size. Startpc is used as a debug/check
// var to make sure the baseblock is sane. (and it's used for some FFX hack involving
// a big snake in a sewer, but no one knows if the hack is relevant anymore).
struct BASEBLOCKEX
{
u16 size; // size in dwords
u16 dummy;
u32 startpc; // for debugging?
#ifdef PCSX2_DEVBUILD
u32 visited; // number of times called
LARGE_INTEGER ltime; // regs it assumes to have set already
#endif
};
// This is an asinine macro that bases indexing on sizeof(BASEBLOCK) for no reason. (air)
#define GET_BLOCKTYPE(b) ((b)->Type)
#define PC_GETBLOCK_(x, reclut) ((BASEBLOCK*)(reclut[((u32)(x)) >> 16] + (sizeof(BASEBLOCK)/4)*((x) & 0xffff)))
// This is needed because of the retarded GETBLOCK macro above.
C_ASSERT( sizeof(BASEBLOCK) == 8 );
// 0 - ee, 1 - iop
extern void AddBaseBlockEx(BASEBLOCKEX*, int cpu);
extern void RemoveBaseBlockEx(BASEBLOCKEX*, int cpu);
extern BASEBLOCKEX* GetBaseBlockEx(u32 startpc, int cpu);
extern void ResetBaseBlockEx(int cpu);
extern BASEBLOCKEX** GetAllBaseBlocks(int* pnum, int cpu);
#endif