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Amaze Demosaic: Speedup, cleaned code, changed nyquist code

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heckflosse
2016-01-26 13:10:38 +01:00
parent 2017a0e592
commit ee665d6790
4 changed files with 418 additions and 420 deletions
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24
rtengine/sleefsseavx.c
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@@ -910,11 +910,20 @@ static INLINE vfloat vnegf(vfloat f) { return (vfloat)vxorm((vmask)f, (vmask)vca
static INLINE vfloat vself(vmask mask, vfloat x, vfloat y) {
return _mm_blendv_ps(y,x,(vfloat)mask);
}
static INLINE vint vselc(vmask mask, vint x, vint y) {
return _mm_blendv_epi8(y,x,mask);
}
#else
// three instructions when using SSE2
static INLINE vfloat vself(vmask mask, vfloat x, vfloat y) {
return (vfloat)vorm(vandm(mask, (vmask)x), vandnotm(mask, (vmask)y));
}
static INLINE vint vselc(vmask mask, vint x, vint y) {
return vorm(vandm(mask, (vmask)x), vandnotm(mask, (vmask)y));
}
#endif
static INLINE vfloat vselfzero(vmask mask, vfloat x) {
@@ -928,6 +937,16 @@ static INLINE vfloat vselfnotzero(vmask mask, vfloat x) {
return _mm_andnot_ps((vfloat)mask, x);
}
static INLINE vint vselizero(vmask mask, vint x) {
// returns value of x if corresponding mask bits are 1, else returns 0
// faster than vselc(mask, x, ZEROV)
return _mm_and_si128(mask, x);
}
static INLINE vint vselinotzero(vmask mask, vint x) {
// returns value of x if corresponding mask bits are 0, else returns 0
// faster than vselc(mask, ZEROV, x)
return _mm_andnot_si128(mask, x);
}
static INLINE vint2 vseli2_lt(vfloat f0, vfloat f1, vint2 x, vint2 y) {
vint2 m2 = vcast_vi2_vm(vmaskf_lt(f0, f1));
@@ -1362,9 +1381,12 @@ static INLINE vfloat vaddc2vfu(float &a)
// loads a[0]..a[7] and returns { a[0]+a[1], a[2]+a[3], a[4]+a[5], a[6]+a[7] }
vfloat a1 = _mm_loadu_ps( &a );
vfloat a2 = _mm_loadu_ps( (&a) + 4 );
return _mm_shuffle_ps(a1,a2,_MM_SHUFFLE( 2,0,2,0 )) + _mm_shuffle_ps(a1,a2,_MM_SHUFFLE( 3,1,3,1 ));
return _mm_shuffle_ps(a1,a2,_MM_SHUFFLE( 2,0,2,0 )) + _mm_shuffle_ps(a1,a2,_MM_SHUFFLE( 3,1,3,1 ));
}
static INLINE vfloat vadivapb (vfloat a, vfloat b) {
return a / (a+b);
}
#endif // __SSE2__
#endif // SLEEFSSEAVX