dolphin/Source/Core/Common/Src/MathUtil.cpp

45 lines
1.0 KiB
C++

// Copyright (C) 2003-2008 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/
#include <xmmintrin.h>
#include "Common.h"
#include "MathUtil.h"
static u32 saved_sse_state = _mm_getcsr();
static const u32 default_sse_state = _mm_getcsr();
void LoadDefaultSSEState()
{
_mm_setcsr(default_sse_state);
}
void LoadSSEState()
{
_mm_setcsr(saved_sse_state);
}
void SaveSSEState()
{
saved_sse_state = _mm_getcsr();
}