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RSP: clean up vector compare ops (VLT, VEQ, VNE, VGE, VCH)

This commit is contained in:
zilmar 2023-09-21 15:51:16 +09:30
parent dc95d2f7a4
commit 32ff820a03
1 changed files with 44 additions and 139 deletions
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183
Source/Project64-rsp-core/cpu/RSPInterpreterOps.cpp
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@ -1023,130 +1023,76 @@ void RSP_Vector_VSAW(void)
void RSP_Vector_VLT(void)
{
uint8_t el, del;
RSPVector Result;
RSP_Flags[1].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))
if (RSP_Vect[RSPOpC.vs].s16(el) < RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) || (RSP_Vect[RSPOpC.vs].s16(el) == RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) && VCOL.Get(el) && VCOH.Get(el)))
{
Result.u16(el) = RSP_Vect[RSPOpC.vs].u16(el);
RSP_Flags[1].UW |= (1 << (7 - el));
}
else if (RSP_Vect[RSPOpC.vs].s16(el) != RSP_Vect[RSPOpC.vt].s16(del))
{
Result.u16(el) = RSP_Vect[RSPOpC.vt].u16(del);
RSP_Flags[1].UW &= ~(1 << (7 - el));
VCCL.Set(el, true);
}
else
{
Result.u16(el) = RSP_Vect[RSPOpC.vs].u16(el);
if ((RSP_Flags[0].UW & (0x101 << (7 - el))) == (uint16_t)(0x101 << (7 - el)))
{
RSP_Flags[1].UW |= (1 << (7 - el));
}
else
{
RSP_Flags[1].UW &= ~(1 << (7 - el));
}
Result.u16(el) = RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e);
VCCL.Set(el, false);
}
RSP_ACCUM[el].HW[1] = Result.s16(el);
}
RSP_Flags[0].UW = 0;
RSP_Vect[RSPOpC.vd] = Result;
VCCH.Clear();
VCOL.Clear();
VCOH.Clear();
}
void RSP_Vector_VEQ(void)
{
uint8_t el, del;
RSPVector Result;
RSP_Flags[1].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].u16(el) == RSP_Vect[RSPOpC.vt].u16(del))
{
if ((RSP_Flags[0].UW & (1 << (15 - el))) == 0)
{
RSP_Flags[1].UW |= (1 << (7 - el));
}
}
Result.u16(el) = RSP_Vect[RSPOpC.vt].u16(del);
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vt].u16(del);
RSP_ACCUM[el].HW[1] = VCCL.Set(el, RSP_Vect[RSPOpC.vs].u16(el) == RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e) && !VCOH.Get(el)) ? RSP_Vect[RSPOpC.vs].u16(el) : RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e);
Result.u16(el) = RSP_ACCUM[el].HW[1];
}
RSP_Flags[0].UW = 0;
RSP_Vect[RSPOpC.vd] = Result;
VCOL.Clear();
VCOH.Clear();
VCCH.Clear();
}
void RSP_Vector_VNE(void)
{
uint8_t el, del;
RSPVector Result;
RSP_Flags[1].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].u16(el) != RSP_Vect[RSPOpC.vt].u16(del))
{
RSP_Flags[1].UW |= (1 << (7 - el));
}
else
{
if ((RSP_Flags[0].UW & (1 << (15 - el))) != 0)
{
RSP_Flags[1].UW |= (1 << (7 - el));
}
}
Result.u16(el) = RSP_Vect[RSPOpC.vs].u16(el);
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vs].u16(el);
RSP_ACCUM[el].HW[1] = VCCL.Set(el, RSP_Vect[RSPOpC.vs].u16(el) != RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e) || VCOH.Get(el)) ? RSP_Vect[RSPOpC.vs].u16(el) : RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e);
Result.u16(el) = RSP_ACCUM[el].HW[1];
}
RSP_Flags[0].UW = 0;
RSP_Vect[RSPOpC.vd] = Result;
VCCH.Clear();
VCOL.Clear();
VCOH.Clear();
}
void RSP_Vector_VGE(void)
{
uint8_t el, del;
RSPVector Result;
RSP_Flags[1].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))
if (RSP_Vect[RSPOpC.vs].s16(el) > RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) || (RSP_Vect[RSPOpC.vs].s16(el) == RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) && (!VCOL.Get(el) || !VCOH.Get(el))))
{
Result.u16(el) = RSP_Vect[RSPOpC.vs].u16(el);
if ((RSP_Flags[0].UW & (0x101 << (7 - el))) == (uint16_t)(0x101 << (7 - el)))
{
RSP_Flags[1].UW &= ~(1 << (7 - el));
}
else
{
RSP_Flags[1].UW |= (1 << (7 - el));
}
}
else if (RSP_Vect[RSPOpC.vs].s16(el) > RSP_Vect[RSPOpC.vt].s16(del))
{
Result.u16(el) = RSP_Vect[RSPOpC.vs].u16(el);
RSP_Flags[1].UW |= (1 << (7 - el));
RSP_ACCUM[el].UHW[1] = RSP_Vect[RSPOpC.vs].u16(el);
VCCL.Set(el, true);
}
else
{
Result.u16(el) = RSP_Vect[RSPOpC.vt].u16(del);
RSP_Flags[1].UW &= ~(1 << (7 - el));
RSP_ACCUM[el].UHW[1] = RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e);
VCCL.Set(el, false);
}
RSP_ACCUM[el].UHW[1] = Result.u16(el);
Result.u16(el) = RSP_ACCUM[el].UHW[1];
}
RSP_Flags[0].UW = 0;
RSP_Vect[RSPOpC.vd] = Result;
VCCH.Clear();
VCOL.Clear();
VCOH.Clear();
}
void RSP_Vector_VCL(void)
@ -1188,67 +1134,26 @@ void RSP_Vector_VCL(void)
void RSP_Vector_VCH(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 (VCOL.Set(el, (RSP_Vect[RSPOpC.vs].s16(el) ^ RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e)) < 0))
{
RSP_Flags[0].UW |= (1 << (7 - el));
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)
{
if (RSP_Vect[RSPOpC.vs].s16(el) + RSP_Vect[RSPOpC.vt].s16(del) == -1)
{
RSP_Flags[2].UW |= (1 << (7 - el));
}
RSP_Flags[1].UW |= (1 << (7 - el));
RSP_ACCUM[el].HW[1] = -RSP_Vect[RSPOpC.vt].u16(del);
}
else
{
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vs].s16(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].s16(del))
{
RSP_Flags[0].UW |= (1 << (15 - el));
}
}
int16_t Value = RSP_Vect[RSPOpC.vs].s16(el) + RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e);
RSP_ACCUM[el].HW[1] = Value <= 0 ? -RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) : RSP_Vect[RSPOpC.vs].s16(el);
VCOH.Set(el, Value != 0 && RSP_Vect[RSPOpC.vs].s16(el) != ~RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e));
VCCL.Set(el, Value <= 0);
VCCH.Set(el, RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) < 0);
VCE.Set(el, Value == -1);
}
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_Flags[1].UW |= (1 << (15 - el));
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vt].u16(del);
}
else
{
RSP_ACCUM[el].HW[1] = RSP_Vect[RSPOpC.vs].s16(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].s16(del))
{
RSP_Flags[0].UW |= (1 << (15 - el));
}
}
int16_t Value = RSP_Vect[RSPOpC.vs].s16(el) - RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e);
RSP_ACCUM[el].HW[1] = Value >= 0 ? RSP_Vect[RSPOpC.vt].ue(el, RSPOpC.e) : RSP_Vect[RSPOpC.vs].s16(el);
VCOH.Set(el, Value != 0 && RSP_Vect[RSPOpC.vs].s16(el) != ~RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e));
VCCL.Set(el, RSP_Vect[RSPOpC.vt].se(el, RSPOpC.e) < 0);
VCCH.Set(el, Value >= 0);
VCE.Set(el, false);
}
Result.s16(el) = RSP_ACCUM[el].HW[1];
}