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#ifndef PSFOUNDATION_PSWINDOWSFPU_H
#define PSFOUNDATION_PSWINDOWSFPU_H

PX_INLINE physx::shdfnd::SIMDGuard::SIMDGuard()
{
#if !PX_ARM && !PX_A64
	mControlWord = _mm_getcsr();
	// set default (disable exceptions: _MM_MASK_MASK) and FTZ (_MM_FLUSH_ZERO_ON), DAZ (_MM_DENORMALS_ZERO_ON: (1<<6))
	_mm_setcsr(_MM_MASK_MASK | _MM_FLUSH_ZERO_ON | (1 << 6));
#endif
}

PX_INLINE physx::shdfnd::SIMDGuard::~SIMDGuard()
{
#if !PX_ARM && !PX_A64
	// restore control word and clear any exception flags
	// (setting exception state flags cause exceptions on the first following fp operation)
	_mm_setcsr(mControlWord & ~_MM_EXCEPT_MASK);
#endif
}

#endif // #ifndef PSFOUNDATION_PSWINDOWSFPU_H
