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// Copyright (C) 2003 Dolphin Project.
// 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, version 2.0.
// 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
// Additional copyrights go to Duddie and Tratax (c) 2004
#ifndef _GDSP_CONDITION_CODES_H
#define _GDSP_CONDITION_CODES_H
// Anything to do with SR and conditions goes here.
#include "Common.h"
namespace DSPInterpreter {
bool CheckCondition(u8 _Condition);
int GetMultiplyModifier();
void Update_SR_Register16(s16 _Value, bool carry = false, bool overflow = false, bool overS32 = false);
void Update_SR_Register64(s64 _Value, bool carry = false, bool overflow = false);
void Update_SR_LZ(bool value);
inline bool isCarry(u64 val, u64 result) {
return (val>result);
}
inline bool isCarry2(u64 val, u64 result) {
return (val>=result);
}
inline bool isOverflow(s64 val1, s64 val2, s64 res) {
return ((val1 ^ res) & (val2 ^ res)) < 0;
}
inline bool isOverS32(s64 acc) {
return (acc != (s32)acc) ? true : false;
}
} // namespace
#endif // _GDSP_CONDITION_CODES_H
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