scummvm/engines/freescape/language/instruction.h
2024-10-11 15:33:20 +02:00

70 lines
2 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
// Based on Phantasma code by Thomas Harte (2013),
// available at https://github.com/TomHarte/Phantasma/ (MIT)
#ifndef FREESCAPE_INSTRUCTION_H
#define FREESCAPE_INSTRUCTION_H
#include "common/array.h"
#include "freescape/language/token.h"
namespace Freescape {
class FCLInstruction;
typedef Common::Array<FCLInstruction> FCLInstructionVector;
class FCLInstruction {
public:
FCLInstruction();
FCLInstruction(Token::Type type);
void setSource(int32 source);
void setAdditional(int32 additional);
void setDestination(int32 destination);
Token::Type getType() const;
bool isConditional() const {
Token::Type type = getType();
return type == Token::Type::BITNOTEQ || type == Token::Type::VARNOTEQ || \
type == Token::Type::IFGTEQ || type == Token::Type::IFLTEQ || \
type == Token::Type::VAREQ || _type == Token::Type::INVISQ;
}
void setBranches(FCLInstructionVector *thenBranch, FCLInstructionVector *elseBranch);
FCLInstruction duplicate();
int32 _source;
int32 _additional;
int32 _destination;
FCLInstructionVector *_thenInstructions;
FCLInstructionVector *_elseInstructions;
private:
enum Token::Type _type;
};
} // End of namespace Freescape
#endif // FREESCAPE_INSTRUCTION_H