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Diffstat (limited to 'lib/mipsdump.cpp')
| -rw-r--r-- | lib/mipsdump.cpp | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/lib/mipsdump.cpp b/lib/mipsdump.cpp new file mode 100644 index 0000000..ac77b33 --- /dev/null +++ b/lib/mipsdump.cpp @@ -0,0 +1,207 @@ +/* + * 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 1.1 2004-01-03 15:04:47 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(); + } + } +} |