Cog/Frameworks/lazyusf/lazyusf/rsp/vu/vrsql.h

26 lines
1.4 KiB
C

/******************************************************************************\
* Authors: Iconoclast *
* Release: 2013.11.26 *
* License: CC0 Public Domain Dedication *
* *
* To the extent possible under law, the author(s) have dedicated all copyright *
* and related and neighboring rights to this software to the public domain *
* worldwide. This software is distributed without any warranty. *
* *
* You should have received a copy of the CC0 Public Domain Dedication along *
* with this software. *
* If not, see <http://creativecommons.org/publicdomain/zero/1.0/>. *
\******************************************************************************/
#include "vu.h"
#include "divrom.h"
static void VRSQL(usf_state_t * state, int vd, int de, int vt, int e)
{
state->DivIn &= -state->DPH;
state->DivIn |= (unsigned short)state->VR[vt][e & 07];
do_div(state, state->DivIn, SP_DIV_SQRT_YES, state->DPH);
SHUFFLE_VECTOR(VACC_L, state->VR[vt], e);
state->VR[vd][de &= 07] = (short)state->DivOut;
state->DPH = SP_DIV_PRECISION_SINGLE;
return;
}