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/*
* PSX-Tools Bundle Pack
* Copyright (C) 2002-2003 Nicolas "Pixel" Noble
*
* 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: mipsdump.cpp,v 1.2 2004-11-27 21:44:48 pixel Exp $ */
#include "mipsdump.h"
#include "mips.h"
TDump::TDump(mipsmem * mm) : TDis(mm) {
reset();
}
void TDump::reset() {
invalid = false;
hasbr = false;
hastg = false;
hasfc = false;
name = "";
comments = "";
args.clear();
}
void TDump::add_branch(Uint32 _tg) {
tg = _tg;
hasbr = true;
}
void TDump::add_jump(Uint32 _tg) {
tg = _tg;
hastg = true;
}
void TDump::add_function(Uint32 _tg) {
tg = _tg;
hasfc = true;
}
void TDump::SetTag(Uint32 a, int t, bool v) {
}
void TDump::Name(const String & _name) {
name = _name;
}
void TDump::PushGPReg(int r) {
pairarg p;
p.left = T_GPREGISTER;
p.right.v = r;
args.push_back(p);
}
void TDump::PushCPReg(int r) {
pairarg p;
p.left = T_CPREGISTER;
p.right.v = r;
args.push_back(p);
}
void TDump::PushImm(Uint32 imm) {
pairarg p;
p.left = T_IMM16;
p.right.v = imm;
args.push_back(p);
}
void TDump::PushTarget(Uint32 target) {
pairarg p;
p.left = T_IMM32;
p.right.v = target;
args.push_back(p);
}
void TDump::PushSa(Uint32 sa) {
pairarg p;
p.left = T_IMM8;
p.right.v = sa;
args.push_back(p);
}
void TDump::PushOfB(int reg, Uint32 offset, int width) {
pairarg p;
p.left = T_OFB;
p.right.OfB.o = offset;
p.right.OfB.r = reg;
p.right.OfB.w = width;
args.push_back(p);
}
void TDump::PushOffset(Uint32 offset) {
pairarg p;
p.left = T_IMM32;
p.right.v = offset;
args.push_back(p);
}
void TDump::PushFull(Uint32 full) {
pairarg p;
p.left = T_IMM32;
p.right.v = full;
args.push_back(p);
}
void TDump::Invalid() {
invalid = true;
}
void TDump::Suspect() {
}
void TDump::Comment(const String & c) {
comments = c;
}
Dumper::Dumper(mipsmem * _mm) : dump(new TDump(_mm)), mm(_mm) {
}
void Dumper::process() {
Uint32 pc, code;
memdata * mem;
for (pc = 0x80000000; pc < (0x80000000 + PSXMEM); pc++) {
if (mm->GetTag(pc, CODE)) {
decode(dump, pc);
code = mm->Read32(pc);
printm(M_STATUS, "%8.8lX %8.8lX: " + dump->name + "\t", pc, code);
for (std::vector<pairarg>::iterator i = dump->args.begin(); i != dump->args.end(); i++) {
switch(i->left) {
case T_GPREGISTER:
printm(M_BARE, "$%s", registers[i->right.v]);
break;
case T_CPREGISTER:
printm(M_BARE, "$%s", CP0registers[i->right.v]);
break;
case T_IMM8:
printm(M_BARE, "0x%2.2lX", i->right.v);
break;
case T_IMM16:
printm(M_BARE, "0x%4.4lX", i->right.v);
break;
case T_IMM32:
printm(M_BARE, "0x%8.8lX", i->right.v);
break;
case T_OFB:
printm(M_BARE, "0x%4.4lX($%s)", i->right.OfB.o, registers[i->right.OfB.r]);
break;
}
if ((i + 1) != dump->args.end()) {
printm(M_BARE, ", ");
}
}
if (dump->comments != "") {
printm(M_BARE, "\t; " + dump->comments);
}
printm(M_BARE, "\n");
mem = mm->GetDatas(pc);
if (mem) {
reffrom_t * from;
refto_t * to;
from = mem->getreffrom();
to = mem->getrefto();
for (from = mem->getreffrom(); from; from = from->getnext()) {
printm(M_STATUS, " Reference from 0x%8.8lX\n", from->getref()->getaddress());
}
if (to) {
printm(M_STATUS, " Reference to 0x%8.8lX\n", to->getref()->getaddress());
}
}
pc += 3;
dump->reset();
}
}
}
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