void JitArm::ps_div(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(bJITPairedOff);
FALLBACK_IF(inst.Rc);
u32 a = inst.FA, b = inst.FB, d = inst.FD;
ARMReg vA0 = fpr.R0(a);
ARMReg vA1 = fpr.R1(a);
ARMReg vB0 = fpr.R0(b);
ARMReg vB1 = fpr.R1(b);
ARMReg vD0 = fpr.R0(d, false);
ARMReg vD1 = fpr.R1(d, false);
VDIV(vD0, vA0, vB0);
VDIV(vD1, vA1, vB1);
}
void JitArm::ps_res(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(bJITPairedOff);
FALLBACK_IF(inst.Rc);
u32 b = inst.FB, d = inst.FD;
ARMReg vB0 = fpr.R0(b);
ARMReg vB1 = fpr.R1(b);
ARMReg vD0 = fpr.R0(d, false);
ARMReg vD1 = fpr.R1(d, false);
ARMReg V0 = fpr.GetReg();
MOVI2R(V0, 1.0, INVALID_REG); // temp reg not needed for 1.0
VDIV(vD0, V0, vB0);
VDIV(vD1, V0, vB1);
fpr.Unlock(V0);
}
void Jit::Comp_VV2Op(u32 op) {
CONDITIONAL_DISABLE;
DISABLE;
if (js.HasUnknownPrefix())
DISABLE;
VectorSize sz = GetVecSize(op);
int n = GetNumVectorElements(sz);
u8 sregs[4], dregs[4];
GetVectorRegsPrefixS(sregs, sz, _VS);
GetVectorRegsPrefixD(dregs, sz, _VD);
ARMReg tempxregs[4];
for (int i = 0; i < n; ++i)
{
if (!IsOverlapSafeAllowS(dregs[i], i, n, sregs))
{
int reg = fpr.GetTempV();
fpr.MapRegV(reg, MAP_NOINIT | MAP_DIRTY);
fpr.SpillLockV(reg);
tempxregs[i] = fpr.V(reg);
}
else
{
fpr.MapRegV(dregs[i], (dregs[i] == sregs[i] ? 0 : MAP_NOINIT) | MAP_DIRTY);
fpr.SpillLockV(dregs[i]);
tempxregs[i] = fpr.V(dregs[i]);
}
}
// Warning: sregs[i] and tempxregs[i] may be the same reg.
// Helps for vmov, hurts for vrcp, etc.
for (int i = 0; i < n; ++i)
{
switch ((op >> 16) & 0x1f)
{
case 0: // d[i] = s[i]; break; //vmov
// Probably for swizzle.
VMOV(tempxregs[i], fpr.V(sregs[i]));
break;
case 1: // d[i] = fabsf(s[i]); break; //vabs
//if (!fpr.V(sregs[i]).IsSimpleReg(tempxregs[i]))
VABS(tempxregs[i], fpr.V(sregs[i]));
break;
case 2: // d[i] = -s[i]; break; //vneg
VNEG(tempxregs[i], fpr.V(sregs[i]));
break;
case 4: // if (s[i] < 0) d[i] = 0; else {if(s[i] > 1.0f) d[i] = 1.0f; else d[i] = s[i];} break; // vsat0
DISABLE;
break;
case 5: // if (s[i] < -1.0f) d[i] = -1.0f; else {if(s[i] > 1.0f) d[i] = 1.0f; else d[i] = s[i];} break; // vsat1
DISABLE;
break;
case 16: // d[i] = 1.0f / s[i]; break; //vrcp
MOVI2F(S0, 1.0f, R0);
VDIV(tempxregs[i], S0, fpr.V(sregs[i]));
break;
case 17: // d[i] = 1.0f / sqrtf(s[i]); break; //vrsq
MOVI2F(S0, 1.0f, R0);
VSQRT(S1, fpr.V(sregs[i]));
VDIV(tempxregs[i], S0, S1);
break;
case 18: // d[i] = sinf((float)M_PI_2 * s[i]); break; //vsin
DISABLE;
break;
case 19: // d[i] = cosf((float)M_PI_2 * s[i]); break; //vcos
DISABLE;
break;
case 20: // d[i] = powf(2.0f, s[i]); break; //vexp2
DISABLE;
break;
case 21: // d[i] = logf(s[i])/log(2.0f); break; //vlog2
DISABLE;
break;
case 22: // d[i] = sqrtf(s[i]); break; //vsqrt
VSQRT(tempxregs[i], fpr.V(sregs[i]));
VABS(tempxregs[i], tempxregs[i]);
break;
case 23: // d[i] = asinf(s[i] * (float)M_2_PI); break; //vasin
DISABLE;
break;
case 24: // d[i] = -1.0f / s[i]; break; // vnrcp
MOVI2F(S0, -1.0f, R0);
VDIV(tempxregs[i], S0, fpr.V(sregs[i]));
break;
case 26: // d[i] = -sinf((float)M_PI_2 * s[i]); break; // vnsin
DISABLE;
break;
case 28: // d[i] = 1.0f / expf(s[i] * (float)M_LOG2E); break; // vrexp2
DISABLE;
break;
}
}
fpr.MapRegsV(dregs, sz, MAP_NOINIT | MAP_DIRTY);
for (int i = 0; i < n; ++i)
{
VMOV(fpr.V(dregs[i]), tempxregs[i]);
}
ApplyPrefixD(dregs, sz);
fpr.ReleaseSpillLocks();
}
