mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-25 03:07:06 +00:00
479 lines
9.1 KiB
C++
479 lines
9.1 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004-2005 The ScummVM project
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*
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* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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// Scripting module simple thread debugging support
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#include "saga/saga.h"
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#include "saga/gfx.h"
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#include "saga/text.h"
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#include "saga/scene.h"
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#include "saga/font.h"
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#include "saga/script.h"
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#include "saga/stream.h"
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namespace Saga {
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#define SD_DISPLAY_LEN 128
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#define SD_ADDTXT(x) strncat(disp_buf, x, SD_DISPLAY_LEN);
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int Script::SDebugPrintInstr(ScriptThread *thread) {
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TEXTLIST_ENTRY tl_e;
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char tmp_buf[80] = { 0 };
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static char disp_buf[SD_DISPLAY_LEN] = { 0 };
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int in_char;
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// int op_offset;
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int n_switch;
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int i;
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SCENE_INFO si;
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_vm->_scene->getInfo(&si);
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disp_buf[0] = 0;
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if (_dbg_txtentry != NULL) {
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_vm->textDeleteEntry(si.text_list, _dbg_txtentry);
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_dbg_txtentry = NULL;
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}
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tl_e.color = 1;
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tl_e.effect_color = 0;
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tl_e.text_x = 2;
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tl_e.text_y = 20;
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tl_e.font_id = SMALL_FONT_ID;
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tl_e.flags = FONT_OUTLINE;
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tl_e.string = disp_buf;
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tl_e.display = 1;
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MemoryReadStream readS(thread->_moduleBase
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+ thread->_instructionOffset,
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thread->_moduleBaseSize
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- thread->_instructionOffset);
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in_char = readS.readByte();
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sprintf(tmp_buf, "%04X | %02X | ", thread->_instructionOffset, in_char);
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strncat(disp_buf, tmp_buf, SD_DISPLAY_LEN);
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switch (in_char) {
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// Align
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case 0x01:
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SD_ADDTXT("ALGN |");
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break;
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// Push nothing
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case 0x02:
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SD_ADDTXT("PSHN |");
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break;
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// Pop nothing
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case 0x03:
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SD_ADDTXT("POPN |");
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break;
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// Push false (0)
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case 0x04:
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SD_ADDTXT("PSHF |");
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break;
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// Push true (1)
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case 0x05:
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SD_ADDTXT("PSHT |");
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break;
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// Push word (dialogue string index)
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case 0x08:
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{
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int param;
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SD_ADDTXT("PSHD | ");
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param = readS.readUint16LE();
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sprintf(tmp_buf, "%02X", param);
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SD_ADDTXT(tmp_buf);
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/*
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if((param >= 0) && (param < diag_list->n_dialogue)) {
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debug(2, " ; \"%.*s\"", SCRIPT_STRINGLIMIT, diag_list->str[param]);
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}
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else {
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debug(2, " ; Invalid dialogue string.\n");
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}
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*/
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}
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break;
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// Push word
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case 0x06:
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{
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int param;
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SD_ADDTXT("PUSH | ");
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param = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Test flag
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case 0x0B:
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{
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int param1;
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int param2;
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SD_ADDTXT("TSTF | ");
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param1 = readS.readByte();
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param2 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %04X", param1, param2);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Get word
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case 0x0C:
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{
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int param1;
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int param2;
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SD_ADDTXT("GETW | ");
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param1 = readS.readByte();
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param2 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %04X", param1, param2);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Modify flag
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case 0x0F:
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{
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int param1;
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int param2;
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SD_ADDTXT("MODF | ");
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param1 = readS.readByte();
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param2 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %04X", param1, param2);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Put word
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case 0x10:
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{
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int param1;
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int param2;
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SD_ADDTXT("PUTW | ");
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param1 = readS.readByte();
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param2 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %04X", param1, param2);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Modify flag and pop
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case 0x13:
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{
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int param1;
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int param2;
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SD_ADDTXT("MDFP | ");
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param1 = readS.readByte();
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param2 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %04X", param1, param2);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Put word and pop
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case 0x14:
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{
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int param1;
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int param2;
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SD_ADDTXT("PTWP | ");
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param1 = readS.readByte();
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param2 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %04X", param1, param2);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Call subscript ?
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case 0x17:
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{
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int param1;
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int param2;
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int param3;
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SD_ADDTXT("GOSB | ");
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param1 = readS.readByte();
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param2 = readS.readByte();
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param3 = readS.readUint16LE();
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sprintf(tmp_buf, "%02X %02X %04X", param1, param2, param3);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Call function
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case opCcall:
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SD_ADDTXT("opCall");
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break;
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case opCcallV:
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SD_ADDTXT("opCallV");
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break;
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case opEnter:
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SD_ADDTXT("opEnter");
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break;
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case opReturn:
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SD_ADDTXT("opReturn");
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break;
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case opReturnV:
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SD_ADDTXT("opReturnV");
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break;
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// Unconditional jump
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case 0x1D:
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{
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int param1;
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SD_ADDTXT("JMP | ");
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param1 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param1);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Jump if nonzero + POP
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case 0x1E:
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{
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int param1;
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SD_ADDTXT("JNZP | ");
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param1 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param1);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Jump if zero + POP
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case 0x1F:
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{
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int param1;
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SD_ADDTXT("JZP | ");
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param1 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param1);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Jump if nonzero
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case 0x20:
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{
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int param1;
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SD_ADDTXT("JNZ | ");
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param1 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param1);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Jump if zero
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case 0x21:
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{
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int param1;
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SD_ADDTXT("JZ | ");
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param1 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param1);
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SD_ADDTXT(tmp_buf);
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}
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break;
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// Switch
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case 0x22:
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{
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int switch_num;
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int switch_jmp;
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int default_jmp;
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SD_ADDTXT("SWCH | ");
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n_switch = readS.readUint16LE();
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sprintf(tmp_buf, "%02X\n", n_switch);
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SD_ADDTXT(tmp_buf);
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for (i = 0; i < n_switch; i++) {
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switch_num = readS.readUint16LE();
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switch_jmp = readS.readUint16LE();
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// printf(TAB "CASE %04X, %04X\n", switch_num, switch_jmp);
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}
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default_jmp = readS.readUint16LE();
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//printf(TAB "DEF %04X", default_jmp);
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}
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break;
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// Random branch
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case 0x24:
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{
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int n_switch2;
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int switch_num;
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int switch_jmp;
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SD_ADDTXT("RJMP | ");
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// Ignored?
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readS.readUint16LE();
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n_switch2 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", n_switch2);
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SD_ADDTXT(tmp_buf);
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for (i = 0; i < n_switch2; i++) {
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switch_num = readS.readUint16LE();
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switch_jmp = readS.readUint16LE();
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//debug(2, "WEIGHT %04X, %04X", switch_num, switch_jmp);
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}
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}
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break;
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case 0x25:
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SD_ADDTXT("NEG |");
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break;
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case 0x26:
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SD_ADDTXT("TSTZ |");
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break;
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case 0x27:
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SD_ADDTXT("NOT |");
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break;
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case 0x28:
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SD_ADDTXT("??? ");
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readS.readByte();
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readS.readUint16LE();
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break;
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case 0x29:
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SD_ADDTXT("??? ");
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readS.readByte();
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readS.readUint16LE();
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break;
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case 0x2A:
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SD_ADDTXT("??? ");
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readS.readByte();
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readS.readUint16LE();
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break;
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case 0x2B:
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SD_ADDTXT("??? ");
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readS.readByte();
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readS.readUint16LE();
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break;
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// Addition
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case 0x2C:
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SD_ADDTXT("ADD |");
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break;
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// Subtraction
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case 0x2D:
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SD_ADDTXT("SUB |");
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break;
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// Integer multiplication
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case 0x2E:
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SD_ADDTXT("MULT |");
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break;
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// Integer division
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case 0x2F:
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SD_ADDTXT("DIV |");
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break;
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// Modulus
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case 0x30:
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SD_ADDTXT("MOD |");
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break;
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// Test equality
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case 0x33:
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SD_ADDTXT("EQU |");
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break;
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// Test inequality
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case 0x34:
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SD_ADDTXT("NEQU |");
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break;
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// Test Greater-than
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case 0x35:
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SD_ADDTXT("GRT |");
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break;
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// Test Less-than
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case 0x36:
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SD_ADDTXT("LST |");
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break;
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// Test Greater-than or Equal to
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case 0x37:
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SD_ADDTXT("GRTE |");
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break;
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// Test Less-than or Equal to
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case 0x38:
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SD_ADDTXT("LSTE |");
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break;
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case 0x3F:
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SD_ADDTXT("SHR |");
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break;
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case 0x40:
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SD_ADDTXT("SHL |");
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break;
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case 0x41:
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SD_ADDTXT("AND |");
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break;
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case 0x42:
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SD_ADDTXT("OR |");
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break;
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case 0x43:
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SD_ADDTXT("XOR |");
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break;
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case 0x44:
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SD_ADDTXT("LAND |");
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break;
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case 0x45:
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SD_ADDTXT("LOR |");
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break;
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case 0x46:
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SD_ADDTXT("LXOR |");
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break;
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case opSpeak:
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SD_ADDTXT("opSpeak");
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break;
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case 0x54:
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SD_ADDTXT("DLGS |");
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break;
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case 0x55:
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SD_ADDTXT("DLGX |");
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break;
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case 0x56:
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{
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int param1;
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int param2;
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int param3;
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SD_ADDTXT("DLGO | ");
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param1 = readS.readByte();
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param2 = readS.readByte();
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sprintf(tmp_buf, "%02X %02X ", param1, param2);
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SD_ADDTXT(tmp_buf);
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if (param2 > 0) {
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param3 = readS.readUint16LE();
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sprintf(tmp_buf, "%04X", param3);
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SD_ADDTXT(tmp_buf);
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}
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}
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break;
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case 0x57:
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{
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int param1;
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int param2;
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int param3;
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SD_ADDTXT("JMPS | ");
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param1 = readS.readUint16LE();
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param2 = readS.readUint16LE();
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param3 = readS.readByte();
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sprintf(tmp_buf, "%04X %04X %02X", param1, param2, param3);
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SD_ADDTXT(tmp_buf);
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}
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break;
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}
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_dbg_txtentry = _vm->textAddEntry(si.text_list, &tl_e);
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_vm->textSetDisplay(_dbg_txtentry, 1);
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return SUCCESS;
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}
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} // End of namespace Saga
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