ShuriZma
/
project64
mirror of https://github.com/project64/project64.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

RSP: Clean up VCR

This commit is contained in:
zilmar 2023-08-24 10:31:26 +09:30
parent 7db5876927
commit ae9912b068
1 changed files with 9 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
Source/Project64-rsp-core/cpu/RSPInterpreterOps.cpp
View File

@ -1621,51 +1621,25 @@ void RSP_Vector_VCH(void)
void RSP_Vector_VCR(void)
{
uint8_t el, del;
RSPVector Result;
RSP_Flags[0].UW = 0;
RSP_Flags[1].UW = 0;
RSP_Flags[2].UW = 0;
for (el = 0; el < 8; el++)
for (uint8_t el = 0; el < 8; el++)
{
del = EleSpec[RSPOpC.e].B[el];
if ((RSP_Vect[RSPOpC.vs].s16(el) ^ RSP_Vect[RSPOpC.vt].s16(del)) < 0)
if ((RSP_Vect[RSPOpC.vs].s16(el) ^ RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e)) < 0)
{
if (RSP_Vect[RSPOpC.vt].s16(del) < 0)
{
RSP_Flags[1].UW |= (1 << (15 - el));
}
if (RSP_Vect[RSPOpC.vs].s16(el) + RSP_Vect[RSPOpC.vt].s16(del) <= 0)
{
RSP_ACCUM[el].HW[1] = ~RSP_Vect[RSPOpC.vt].u16(del);
RSP_Flags[1].UW |= (1 << (7 - el));
}
else
{
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vs].s16(el);
}
VCCH.Set(el, RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) < 0);
RSP_ACCUM[el].HW[1] = VCCL.Set(el, RSP_Vect[RSPOpC.vs].s16(el) + RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) + 1 <= 0) ? ~RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e) : RSP_Vect[RSPOpC.vs].u16(el);
}
else
{
if (RSP_Vect[RSPOpC.vt].s16(del) < 0)
{
RSP_Flags[1].UW |= (1 << (7 - el));
}
if (RSP_Vect[RSPOpC.vs].s16(el) - RSP_Vect[RSPOpC.vt].s16(del) >= 0)
{
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vt].u16(del);
RSP_Flags[1].UW |= (1 << (15 - el));
}
else
{
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vs].s16(el);
}
VCCL.Set(el, RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) < 0);
RSP_ACCUM[el].HW[1] = VCCH.Set(el, RSP_Vect[RSPOpC.vs].s16(el) - RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) >= 0) ? RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e) : RSP_Vect[RSPOpC.vs].u16(el);
}
Result.s16(el) = RSP_ACCUM[el].HW[1];
}
RSP_Vect[RSPOpC.vd] = Result;
VCOL.Clear();
VCOH.Clear();
VCE.Clear();
}
void RSP_Vector_VMRG(void)