mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-23 10:19:27 +00:00
8da68b2964
This should make Woodruff playable on big-endian systems. svn-id: r32352
902 lines
20 KiB
C++
902 lines
20 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/endian.h"
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#include "gob/gob.h"
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#include "gob/parse.h"
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#include "gob/global.h"
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#include "gob/inter.h"
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namespace Gob {
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Parse_v1::Parse_v1(GobEngine *vm) : Parse(vm) {
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}
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int16 Parse_v1::parseVarIndex() {
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int16 temp2;
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byte *arrDesc;
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int16 dim;
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int16 dimCount;
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int16 operation;
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int16 temp;
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int16 offset;
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int16 val;
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operation = *_vm->_global->_inter_execPtr++;
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debugC(5, kDebugParser, "var parse = %d", operation);
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switch (operation) {
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case 23:
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case 25:
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temp = _vm->_inter->load16() * 4;
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debugC(5, kDebugParser, "oper = %d",
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(int16) *_vm->_global->_inter_execPtr);
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if ((operation == 25) && (*_vm->_global->_inter_execPtr == 13)) {
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_vm->_global->_inter_execPtr++;
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val = parseValExpr(12);
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temp += val;
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debugC(5, kDebugParser, "parse subscript = %d", val);
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}
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return temp;
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case 26:
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case 28:
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temp = _vm->_inter->load16() * 4;
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dimCount = *_vm->_global->_inter_execPtr++;
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arrDesc = _vm->_global->_inter_execPtr;
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_vm->_global->_inter_execPtr += dimCount;
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offset = 0;
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for (dim = 0; dim < dimCount; dim++) {
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temp2 = parseValExpr(12);
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offset = arrDesc[dim] * offset + temp2;
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}
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offset *= 4;
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if (operation != 28)
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return temp + offset;
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if (*_vm->_global->_inter_execPtr == 13) {
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_vm->_global->_inter_execPtr++;
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temp += parseValExpr(12);
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}
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return offset * _vm->_global->_inter_animDataSize + temp;
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default:
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return 0;
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}
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}
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int16 Parse_v1::parseValExpr(byte stopToken) {
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int16 values[20];
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byte operStack[20];
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int16 *valPtr;
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byte *operPtr;
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byte *arrDesc;
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byte operation;
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int16 temp2;
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int16 dim;
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int16 dimCount;
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int16 temp;
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int16 offset;
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int16 stkPos;
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int16 brackPos;
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static int16 flag = 0;
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int16 oldflag;
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oldflag = flag;
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if (flag == 0) {
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flag = 1;
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printExpr(stopToken);
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}
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stkPos = -1;
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operPtr = operStack - 1;
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valPtr = values - 1;
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while (1) {
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stkPos++;
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operPtr++;
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valPtr++;
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operation = *_vm->_global->_inter_execPtr++;
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if ((operation >= 19) && (operation <= 29)) {
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*operPtr = 20;
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switch (operation) {
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case 19:
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*valPtr = READ_LE_UINT32(_vm->_global->_inter_execPtr);
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_vm->_global->_inter_execPtr += 4;
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break;
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case 20:
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*valPtr = _vm->_inter->load16();
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break;
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case 23:
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*valPtr = (uint16) VAR(_vm->_inter->load16());
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break;
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case 25:
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temp = _vm->_inter->load16() * 4;
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_vm->_global->_inter_execPtr++;
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temp += parseValExpr(12);
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*valPtr = READ_VARO_UINT8(temp);
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break;
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case 26:
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case 28:
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temp = _vm->_inter->load16();
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dimCount = *_vm->_global->_inter_execPtr++;
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arrDesc = _vm->_global->_inter_execPtr;
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_vm->_global->_inter_execPtr += dimCount;
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offset = 0;
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for (dim = 0; dim < dimCount; dim++) {
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temp2 = parseValExpr(12);
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offset = arrDesc[dim] * offset + temp2;
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}
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if (operation == 26) {
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*valPtr = (uint16) VAR(temp + offset);
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} else {
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_vm->_global->_inter_execPtr++;
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temp2 = parseValExpr(12);
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*valPtr = READ_VARO_UINT8(temp * 4 + offset * 4 *
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_vm->_global->_inter_animDataSize + temp2);
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}
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break;
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case 29:
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operation = *_vm->_global->_inter_execPtr++;
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parseExpr(10, 0);
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if (operation == 5) {
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_vm->_global->_inter_resVal =
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_vm->_global->_inter_resVal * _vm->_global->_inter_resVal;
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} else if (operation == 7) {
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if (_vm->_global->_inter_resVal < 0)
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_vm->_global->_inter_resVal = -_vm->_global->_inter_resVal;
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} else if (operation == 10) {
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_vm->_global->_inter_resVal =
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_vm->_util->getRandom(_vm->_global->_inter_resVal);
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}
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*valPtr = _vm->_global->_inter_resVal;
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break;
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} // switch
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if ((stkPos > 0) && (operPtr[-1] == 1)) {
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stkPos--;
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operPtr--;
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valPtr--;
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operPtr[0] = 20;
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valPtr[0] = -valPtr[1];
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}
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if ((stkPos > 0) && (operPtr[-1] > 4) && (operPtr[-1] < 9)) {
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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switch (operPtr[1]) {
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case 5:
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valPtr[0] *= valPtr[2];
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break;
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case 6:
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valPtr[0] /= valPtr[2];
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break;
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case 7:
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valPtr[0] %= valPtr[2];
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break;
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case 8:
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valPtr[0] &= valPtr[2];
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break;
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}
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} // if ((stkPos > 0) && (cmdPtr[-1] > 4) && (cmdPtr[-1] < 9))
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continue;
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}
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if ((operation >= 1) && (operation <= 9)) {
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*operPtr = operation;
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continue;
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}
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while (stkPos >= 2) {
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if (operPtr[-2] == 9) {
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stkPos--;
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operPtr--;
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valPtr--;
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operPtr[-1] = operPtr[0];
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valPtr[-1] = valPtr[0];
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if ((stkPos > 1) && (operPtr[-2] == 1)) {
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valPtr[-2] = 20;
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valPtr[-2] = -valPtr[-1];
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stkPos--;
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operPtr--;
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valPtr--;
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}
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if ((stkPos > 2) && (operPtr[-2] > 4) && (operPtr[-2] < 9)) {
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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switch (operPtr[0]) {
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case 5:
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operPtr[-1] *= operPtr[1];
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break;
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case 6:
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operPtr[-1] /= operPtr[1];
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break;
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case 7:
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operPtr[-1] %= operPtr[1];
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break;
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case 8:
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operPtr[-1] &= operPtr[1];
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break;
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}
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}
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if (operation == 10)
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break;
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} // operPtr[-2] == 9
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for (brackPos = (stkPos - 2); (brackPos > 0) &&
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(operStack[brackPos] < 30) && (operStack[brackPos] != 9);
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brackPos--);
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if ((operStack[brackPos] >= 30) || (operStack[brackPos] == 9))
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brackPos++;
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if ((operPtr[-2] < 2) || (operPtr[-2] > 8))
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break;
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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switch (operPtr[0]) {
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case 2:
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values[brackPos] += valPtr[1];
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continue;
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case 3:
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values[brackPos] -= valPtr[1];
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continue;
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case 4:
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values[brackPos] |= valPtr[1];
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continue;
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case 5:
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valPtr[-1] *= valPtr[1];
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continue;
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case 6:
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valPtr[-1] /= valPtr[1];
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continue;
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case 7:
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valPtr[-1] %= valPtr[1];
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continue;
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case 8:
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valPtr[-1] &= valPtr[1];
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continue;
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}
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}
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if (operation != 10) {
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if (operation != stopToken)
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debugC(5, kDebugParser, "stoptoken error: %d != %d",
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operation, stopToken);
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flag = oldflag;
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return values[0];
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}
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stkPos--;
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operPtr--;
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valPtr--;
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}
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}
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int16 Parse_v1::parseExpr(byte stopToken, byte *arg_2) {
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int32 values[20];
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byte operStack[20];
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int32 prevPrevVal;
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int32 prevVal;
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int32 curVal;
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int32 *valPtr;
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byte *operPtr;
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byte *arrDescPtr;
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byte var_C;
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byte operation;
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int16 dimCount;
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int16 temp;
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int16 temp2;
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uint16 offset;
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int16 dim;
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bool var_1A;
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int16 stkPos;
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int16 brackStart;
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stkPos = -1;
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operPtr = operStack - 1;
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valPtr = values - 1;
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while (1) {
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stkPos++;
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operPtr++;
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valPtr++;
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operation = *_vm->_global->_inter_execPtr++;
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if ((operation >= 19) && (operation <= 29)) {
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switch (operation) {
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case 19:
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*operPtr = 20;
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*valPtr = READ_LE_UINT32(_vm->_global->_inter_execPtr);
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_vm->_global->_inter_execPtr += 4;
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break;
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case 20:
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*operPtr = 20;
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*valPtr = _vm->_inter->load16();
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break;
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case 22:
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*operPtr = 22;
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*valPtr = encodePtr(_vm->_global->_inter_execPtr, kExecPtr);
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_vm->_global->_inter_execPtr +=
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strlen((char *) _vm->_global->_inter_execPtr) + 1;
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break;
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case 23:
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*operPtr = 20;
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*valPtr = VAR(_vm->_inter->load16());
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break;
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case 25:
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*operPtr = 22;
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temp = _vm->_inter->load16() * 4;
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*valPtr = encodePtr(_vm->_inter->_variables->getAddressOff8(temp, 0),
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kInterVar);
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if (*_vm->_global->_inter_execPtr == 13) {
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_vm->_global->_inter_execPtr++;
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temp += parseValExpr(12);
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*operPtr = 20;
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*valPtr = READ_VARO_UINT8(temp);
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}
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break;
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case 26:
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case 28:
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*operPtr = operation - 6;
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temp = _vm->_inter->load16();
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dimCount = *_vm->_global->_inter_execPtr++;
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arrDescPtr = _vm->_global->_inter_execPtr;
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_vm->_global->_inter_execPtr += dimCount;
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offset = 0;
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dim = 0;
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for (dim = 0; dim < dimCount; dim++) {
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temp2 = parseValExpr(12);
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offset = offset * arrDescPtr[dim] + temp2;
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}
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if (operation == 26) {
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*valPtr = VAR(temp + offset);
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break;
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}
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*valPtr = encodePtr(_vm->_inter->_variables->getAddressOff8(
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temp * 4 + offset * _vm->_global->_inter_animDataSize * 4, 0),
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kInterVar);
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if (*_vm->_global->_inter_execPtr == 13) {
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_vm->_global->_inter_execPtr++;
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temp2 = parseValExpr(12);
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*operPtr = 20;
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*valPtr = READ_VARO_UINT8(temp * 4 +
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offset * 4 * _vm->_global->_inter_animDataSize + temp2);
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}
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break;
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case 29:
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operation = *_vm->_global->_inter_execPtr++;
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parseExpr(10, 0);
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switch (operation) {
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case 5:
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_vm->_global->_inter_resVal =
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_vm->_global->_inter_resVal * _vm->_global->_inter_resVal;
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break;
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case 0:
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case 1:
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case 6:
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curVal = 1;
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prevVal = 1;
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do {
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prevPrevVal = prevVal;
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prevVal = curVal;
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curVal = (curVal + _vm->_global->_inter_resVal / curVal) / 2;
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} while ((curVal != prevVal) && (curVal != prevPrevVal));
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_vm->_global->_inter_resVal = curVal;
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break;
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case 10:
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_vm->_global->_inter_resVal =
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_vm->_util->getRandom(_vm->_global->_inter_resVal);
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break;
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case 7:
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if (_vm->_global->_inter_resVal < 0)
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_vm->_global->_inter_resVal = -_vm->_global->_inter_resVal;
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break;
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}
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*operPtr = 20;
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*valPtr = _vm->_global->_inter_resVal;
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}
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if ((stkPos > 0) && ((operPtr[-1] == 1) || (operPtr[-1] == 11))) {
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stkPos--;
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operPtr--;
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valPtr--;
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if (*operPtr == 1) {
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*operPtr = 20;
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valPtr[0] = -valPtr[1];
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} else if (*operPtr == 11) {
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if (operPtr[1] == 23)
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*operPtr = 24;
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else
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*operPtr = 23;
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}
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}
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if (stkPos <= 0)
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continue;
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switch (operPtr[-1]) {
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case 2:
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if (operPtr[-2] == 22) {
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if ((char *) decodePtr(valPtr[-2]) != _vm->_global->_inter_resStr) {
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strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-2]));
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valPtr[-2] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
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}
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strcat(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[0]));
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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}
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break;
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case 5:
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valPtr[-2] *= valPtr[0];
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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break;
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case 6:
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valPtr[-2] /= valPtr[0];
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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break;
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case 7:
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valPtr[-2] %= valPtr[0];
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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break;
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case 8:
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valPtr[-2] &= valPtr[0];
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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break;
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}
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continue;
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} // (op >= 19) && (op <= 29)
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if ((operation == stopToken) || (operation == 30) ||
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(operation == 31) || (operation == 10)) {
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while (stkPos >= 2) {
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var_1A = false;
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if ((operPtr[-2] == 9) &&
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((operation == 10) || (operation == stopToken))) {
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operPtr[-2] = operPtr[-1];
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if ((operPtr[-2] == 20) || (operPtr[-2] == 22))
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valPtr[-2] = valPtr[-1];
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stkPos--;
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operPtr--;
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valPtr--;
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if (stkPos > 1) {
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if (operPtr[-2] == 1) {
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operPtr[-2] = 20;
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valPtr[-2] = -valPtr[-1];
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stkPos--;
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operPtr--;
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valPtr--;
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} else if (operPtr[-2] == 11) {
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if (operPtr[-1] == 23)
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operPtr[-2] = 24;
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else
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operPtr[-2] = 23;
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stkPos--;
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operPtr--;
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valPtr--;
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}
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} // stkPos > 1
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if (stkPos > 2) {
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switch (operPtr[-2]) {
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case 5:
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valPtr[-3] *= valPtr[-1];
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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break;
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case 6:
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valPtr[-3] /= valPtr[-1];
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stkPos -= 2;
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operPtr -= 2;
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valPtr -= 2;
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break;
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case 7:
|
|
valPtr[-3] %= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 8:
|
|
valPtr[-3] &= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
} // switch
|
|
} // stkPos > 2
|
|
|
|
if (operation != stopToken)
|
|
break;
|
|
} // if ((operPtr[-2] == 9) && ...)
|
|
|
|
for (brackStart = (stkPos - 2); (brackStart > 0) &&
|
|
(operStack[brackStart] < 30) && (operStack[brackStart] != 9);
|
|
brackStart--);
|
|
|
|
if ((operStack[brackStart] >= 30) || (operStack[brackStart] == 9))
|
|
brackStart++;
|
|
|
|
switch (operPtr[-2]) {
|
|
case 2:
|
|
if (operStack[brackStart] == 20) {
|
|
values[brackStart] += valPtr[-1];
|
|
} else if (operStack[brackStart] == 22) {
|
|
if ((char *) decodePtr(values[brackStart]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(values[brackStart]));
|
|
values[brackStart] =
|
|
encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
strcat(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1]));
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
continue;
|
|
|
|
case 3:
|
|
values[brackStart] -= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
continue;
|
|
|
|
case 4:
|
|
values[brackStart] |= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
continue;
|
|
|
|
case 5:
|
|
valPtr[-3] *= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 6:
|
|
valPtr[-3] /= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 7:
|
|
valPtr[-3] %= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 8:
|
|
valPtr[-3] &= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 30:
|
|
if (operPtr[-3] == 23)
|
|
operPtr[-3] = operPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 31:
|
|
if (operPtr[-3] == 24)
|
|
operPtr[-3] = operPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 32:
|
|
var_C = operPtr[-3];
|
|
operPtr[-3] = 23;
|
|
if (var_C == 20) {
|
|
if (valPtr[-3] < valPtr[-1])
|
|
operPtr[-3] = 24;
|
|
} else if (var_C == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
if (strcmp(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1])) < 0)
|
|
operPtr[-3] = 24;
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 33:
|
|
var_C = operPtr[-3];
|
|
operPtr[-3] = 23;
|
|
if (var_C == 20) {
|
|
if (valPtr[-3] <= valPtr[-1])
|
|
operPtr[-3] = 24;
|
|
} else if (var_C == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
if (strcmp(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1])) <= 0)
|
|
operPtr[-3] = 24;
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 34:
|
|
var_C = operPtr[-3];
|
|
operPtr[-3] = 23;
|
|
if (var_C == 20) {
|
|
if (valPtr[-3] > valPtr[-1])
|
|
operPtr[-3] = 24;
|
|
} else if (var_C == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
if (strcmp(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1])) > 0)
|
|
operPtr[-3] = 24;
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 35:
|
|
var_C = operPtr[-3];
|
|
operPtr[-3] = 23;
|
|
if (var_C == 20) {
|
|
if (valPtr[-3] >= valPtr[-1])
|
|
operPtr[-3] = 24;
|
|
} else if (var_C == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
if (strcmp(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1])) >= 0)
|
|
operPtr[-3] = 24;
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 36:
|
|
var_C = operPtr[-3];
|
|
operPtr[-3] = 23;
|
|
if (var_C == 20) {
|
|
if (valPtr[-3] == valPtr[-1])
|
|
operPtr[-3] = 24;
|
|
} else if (var_C == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
if (strcmp(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1])) == 0)
|
|
operPtr[-3] = 24;
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
case 37:
|
|
var_C = operPtr[-3];
|
|
operPtr[-3] = 23;
|
|
if (var_C == 20) {
|
|
if (valPtr[-3] != valPtr[-1])
|
|
operPtr[-3] = 24;
|
|
} else if (var_C == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
if (strcmp(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1])) != 0)
|
|
operPtr[-3] = 24;
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
break;
|
|
|
|
default:
|
|
var_1A = true;
|
|
break;
|
|
} // switch
|
|
|
|
if (var_1A)
|
|
break;
|
|
} // while (stkPos >= 2)
|
|
|
|
if ((operation == 30) || (operation == 31)) {
|
|
if (operPtr[-1] == 20) {
|
|
if (valPtr[-1] != 0)
|
|
operPtr[-1] = 24;
|
|
else
|
|
operPtr[-1] = 23;
|
|
}
|
|
|
|
if (((operation == 30) && (operPtr[-1] == 24)) ||
|
|
((operation == 31) && (operPtr[-1] == 23))) {
|
|
if ((stkPos > 1) && (operPtr[-2] == 9)) {
|
|
skipExpr(10);
|
|
operPtr[-2] = operPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
} else
|
|
skipExpr(stopToken);
|
|
|
|
operation = _vm->_global->_inter_execPtr[-1];
|
|
if ((stkPos > 0) && (operPtr[-1] == 11)) {
|
|
if (operPtr[0] == 23)
|
|
operPtr[-1] = 24;
|
|
else
|
|
operPtr[-1] = 23;
|
|
|
|
stkPos--;
|
|
operPtr--;
|
|
valPtr--;
|
|
}
|
|
} else
|
|
operPtr[0] = operation;
|
|
} else {
|
|
stkPos--;
|
|
operPtr--;
|
|
valPtr--;
|
|
}
|
|
|
|
if (operation != stopToken)
|
|
continue;
|
|
|
|
if (arg_2 != 0)
|
|
*arg_2 = operStack[0];
|
|
|
|
switch (operStack[0]) {
|
|
case 20:
|
|
_vm->_global->_inter_resVal = values[0];
|
|
break;
|
|
|
|
case 22:
|
|
if ((char *) decodePtr(values[0]) != _vm->_global->_inter_resStr)
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(values[0]));
|
|
break;
|
|
|
|
case 11:
|
|
if (arg_2 != 0)
|
|
*arg_2 ^= 1;
|
|
break;
|
|
|
|
case 23:
|
|
case 24:
|
|
break;
|
|
|
|
default:
|
|
_vm->_global->_inter_resVal = 0;
|
|
if (arg_2 != 0)
|
|
*arg_2 = 20;
|
|
break;
|
|
}
|
|
return 0;
|
|
} // (operation == stopToken) || (operation == 30) || (operation == 31) || (operation == 10)
|
|
|
|
if (operation < 1 || operation > 11) {
|
|
if (operation < 32 || operation > 37)
|
|
continue;
|
|
|
|
if (stkPos > 2) {
|
|
if (operPtr[-2] == 2) {
|
|
if (operPtr[-3] == 20) {
|
|
valPtr[-3] += valPtr[-1];
|
|
} else if (operPtr[-3] == 22) {
|
|
if ((char *) decodePtr(valPtr[-3]) != _vm->_global->_inter_resStr) {
|
|
strcpy(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-3]));
|
|
valPtr[-3] = encodePtr((byte *) _vm->_global->_inter_resStr, kResStr);
|
|
}
|
|
strcat(_vm->_global->_inter_resStr, (char *) decodePtr(valPtr[-1]));
|
|
}
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
|
|
} else if (operPtr[-2] == 3) {
|
|
valPtr[-3] -= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
} else if (operPtr[-2] == 4) {
|
|
valPtr[-3] |= valPtr[-1];
|
|
stkPos -= 2;
|
|
operPtr -= 2;
|
|
valPtr -= 2;
|
|
}
|
|
}
|
|
}
|
|
*operPtr = operation;
|
|
}
|
|
}
|
|
|
|
} // End of namespace Gob
|