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Reduce code duplication in FPU instruction implementations.

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This commit is contained in:
Andrew Church 2015-01-18 07:04:01 +09:00
commit 46fa645555
1 changed files with 57 additions and 203 deletions
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260
rpcs3/Emu/Cell/PPUInterpreter.h
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@ -3593,64 +3593,10 @@ private:
const u64 addr = ra ? CPU.GPR[ra] + ds : ds; const u64 addr = ra ? CPU.GPR[ra] + ds : ds;
CPU.GPR[rd] = (s64)(s32)vm::read32(vm::cast(addr)); CPU.GPR[rd] = (s64)(s32)vm::read32(vm::cast(addr));
} }
void FDIVS(u32 frd, u32 fra, u32 frb, bool rc) void FDIVS(u32 frd, u32 fra, u32 frb, bool rc) {FDIV(frd, fra, frb, rc, true);}
{ void FSUBS(u32 frd, u32 fra, u32 frb, bool rc) {FSUB(frd, fra, frb, rc, true);}
if(FPRdouble::IsNaN(CPU.FPR[fra])) void FADDS(u32 frd, u32 fra, u32 frb, bool rc) {FADD(frd, fra, frb, rc, true);}
{ void FSQRTS(u32 frd, u32 frb, bool rc) {FSQRT(frd, frb, rc, true);}
CPU.FPR[frd] = CPU.FPR[fra];
}
else if(FPRdouble::IsNaN(CPU.FPR[frb]))
{
CPU.FPR[frd] = CPU.FPR[frb];
}
else
{
if(CPU.FPR[frb] == 0.0)
{
if(CPU.FPR[fra] == 0.0)
{
CPU.FPSCR.VXZDZ = true;
CPU.FPR[frd] = FPR_NAN;
}
else
{
CPU.FPR[frd] = (float)(CPU.FPR[fra] / CPU.FPR[frb]);
}
CPU.FPSCR.ZX = true;
}
else if(FPRdouble::IsINF(CPU.FPR[fra]) && FPRdouble::IsINF(CPU.FPR[frb]))
{
CPU.FPSCR.VXIDI = true;
CPU.FPR[frd] = FPR_NAN;
}
else
{
CPU.FPR[frd] = (float)(CPU.FPR[fra] / CPU.FPR[frb]);
}
}
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FSUBS(u32 frd, u32 fra, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(CPU.FPR[fra] - CPU.FPR[frb]);
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FADDS(u32 frd, u32 fra, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(CPU.FPR[fra] + CPU.FPR[frb]);
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FSQRTS(u32 frd, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(sqrt(CPU.FPR[frb]));
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FRES(u32 frd, u32 frb, bool rc) void FRES(u32 frd, u32 frb, bool rc)
{ {
if(CPU.FPR[frb] == 0.0) if(CPU.FPR[frb] == 0.0)
@ -3660,38 +3606,11 @@ private:
CPU.FPR[frd] = static_cast<float>(1.0 / CPU.FPR[frb]); CPU.FPR[frd] = static_cast<float>(1.0 / CPU.FPR[frb]);
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FMULS(u32 frd, u32 fra, u32 frc, bool rc) void FMULS(u32 frd, u32 fra, u32 frc, bool rc) {FMUL(frd, fra, frc, rc, true);}
{ void FMADDS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, false, false, true);}
CPU.FPR[frd] = static_cast<float>(CPU.FPR[fra] * CPU.FPR[frc]); void FMSUBS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, false, true, true);}
CPU.FPSCR.FI = 0; void FNMSUBS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, true, true, true);}
CPU.FPSCR.FR = 0; void FNMADDS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, true, false, true);}
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FMADDS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(CPU.FPR[fra] * CPU.FPR[frc] + CPU.FPR[frb]);
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FMSUBS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(CPU.FPR[fra] * CPU.FPR[frc] - CPU.FPR[frb]);
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FNMSUBS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(-(CPU.FPR[fra] * CPU.FPR[frc] - CPU.FPR[frb]));
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FNMADDS(u32 frd, u32 fra, u32 frc, u32 frb, bool rc)
{
CPU.FPR[frd] = static_cast<float>(-(CPU.FPR[fra] * CPU.FPR[frc] + CPU.FPR[frb]));
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void STD(u32 rs, u32 ra, s32 d) void STD(u32 rs, u32 ra, s32 d)
{ {
const u64 addr = ra ? CPU.GPR[ra] + d : d; const u64 addr = ra ? CPU.GPR[ra] + d : d;
@ -3801,7 +3720,8 @@ private:
CPU.FPSCR.FPRF = type; CPU.FPSCR.FPRF = type;
CPU.FPR[frd] = r; CPU.FPR[frd] = r;
} }
void FCTIW(u32 frd, u32 frb, bool rc) void FCTIW(u32 frd, u32 frb, bool rc) {FCTIW(frd, frb, rc, false);}
void FCTIW(u32 frd, u32 frb, bool rc, bool truncate)
{ {
const double b = CPU.FPR[frb]; const double b = CPU.FPR[frb];
u32 r; u32 r;
@ -3822,7 +3742,8 @@ private:
else else
{ {
s32 i = 0; s32 i = 0;
switch(CPU.FPSCR.RN) const u32 rn = truncate ? FPSCR_RN_ZERO : CPU.FPSCR.RN;
switch(rn)
{ {
case FPSCR_RN_NEAR: case FPSCR_RN_NEAR:
{ {
@ -3860,45 +3781,9 @@ private:
(u64&)CPU.FPR[frd] = r; (u64&)CPU.FPR[frd] = r;
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FCTIWZ(u32 frd, u32 frb, bool rc) void FCTIWZ(u32 frd, u32 frb, bool rc) {FCTIW(frd, frb, rc, true);}
{ void FDIV(u32 frd, u32 fra, u32 frb, bool rc) {FDIV(frd, fra, frb, rc, false);}
const double b = CPU.FPR[frb]; void FDIV(u32 frd, u32 fra, u32 frb, bool rc, bool single)
u32 value;
if (b > (double)0x7fffffff)
{
value = 0x7fffffff;
CPU.SetFPSCRException(FPSCR_VXCVI);
CPU.FPSCR.FI = 0;
CPU.FPSCR.FR = 0;
}
else if (b < -(double)0x80000000)
{
value = 0x80000000;
CPU.SetFPSCRException(FPSCR_VXCVI);
CPU.FPSCR.FI = 0;
CPU.FPSCR.FR = 0;
}
else
{
s32 i = (s32)b;
double di = i;
if (di == b)
{
CPU.SetFPSCR_FI(0);
CPU.FPSCR.FR = 0;
}
else
{
CPU.SetFPSCR_FI(1);
CPU.FPSCR.FR = fabs(di) > fabs(b);
}
value = (u32)i;
}
(u64&)CPU.FPR[frd] = (u64)value;
if(rc) CPU.UpdateCR1();
}
void FDIV(u32 frd, u32 fra, u32 frb, bool rc)
{ {
double res; double res;
@ -3937,25 +3822,35 @@ private:
} }
} }
CPU.FPR[frd] = res; if(single) CPU.FPR[frd] = (float)res;
else CPU.FPR[frd] = res;
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType(); CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FSUB(u32 frd, u32 fra, u32 frb, bool rc) void FSUB(u32 frd, u32 fra, u32 frb, bool rc) {FSUB(frd, fra, frb, rc, false);}
void FSUB(u32 frd, u32 fra, u32 frb, bool rc, bool single)
{ {
CPU.FPR[frd] = CPU.FPR[fra] - CPU.FPR[frb]; const double res = CPU.FPR[fra] - CPU.FPR[frb];
if(single) CPU.FPR[frd] = (float)res;
else CPU.FPR[frd] = res;
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType(); CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FADD(u32 frd, u32 fra, u32 frb, bool rc) void FADD(u32 frd, u32 fra, u32 frb, bool rc) {FADD(frd, fra, frb, rc, false);}
void FADD(u32 frd, u32 fra, u32 frb, bool rc, bool single)
{ {
CPU.FPR[frd] = CPU.FPR[fra] + CPU.FPR[frb]; const double res = CPU.FPR[fra] + CPU.FPR[frb];
if(single) CPU.FPR[frd] = (float)res;
else CPU.FPR[frd] = res;
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType(); CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FSQRT(u32 frd, u32 frb, bool rc) void FSQRT(u32 frd, u32 frb, bool rc) {FSQRT(frd, frb, rc, false);}
void FSQRT(u32 frd, u32 frb, bool rc, bool single)
{ {
CPU.FPR[frd] = sqrt(CPU.FPR[frb]); const double res = sqrt(CPU.FPR[frb]);
if(single) CPU.FPR[frd] = (float)res;
else CPU.FPR[frd] = res;
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType(); CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
@ -3964,15 +3859,16 @@ private:
CPU.FPR[frd] = CPU.FPR[fra] >= 0.0 ? CPU.FPR[frc] : CPU.FPR[frb]; CPU.FPR[frd] = CPU.FPR[fra] >= 0.0 ? CPU.FPR[frc] : CPU.FPR[frb];
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FMUL(u32 frd, u32 fra, u32 frc, bool rc) void FMUL(u32 frd, u32 fra, u32 frc, bool rc) {FMUL(frd, fra, frc, rc, false);}
void FMUL(u32 frd, u32 fra, u32 frc, bool rc, bool single)
{ {
double res;
if((FPRdouble::IsINF(CPU.FPR[fra]) && CPU.FPR[frc] == 0.0) || (FPRdouble::IsINF(CPU.FPR[frc]) && CPU.FPR[fra] == 0.0)) if((FPRdouble::IsINF(CPU.FPR[fra]) && CPU.FPR[frc] == 0.0) || (FPRdouble::IsINF(CPU.FPR[frc]) && CPU.FPR[fra] == 0.0))
{ {
CPU.SetFPSCRException(FPSCR_VXIMZ); CPU.SetFPSCRException(FPSCR_VXIMZ);
CPU.FPR[frd] = FPR_NAN; res = FPR_NAN;
CPU.FPSCR.FI = 0; CPU.FPSCR.FI = 0;
CPU.FPSCR.FR = 0; CPU.FPSCR.FR = 0;
CPU.FPSCR.FPRF = FPR_QNAN;
} }
else else
{ {
@ -3981,10 +3877,12 @@ private:
CPU.SetFPSCRException(FPSCR_VXSNAN); CPU.SetFPSCRException(FPSCR_VXSNAN);
} }
CPU.FPR[frd] = CPU.FPR[fra] * CPU.FPR[frc]; res = CPU.FPR[fra] * CPU.FPR[frc];
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
} }
if(single) CPU.FPR[frd] = (float)res;
else CPU.FPR[frd] = res;
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FRSQRTE(u32 frd, u32 frb, bool rc) void FRSQRTE(u32 frd, u32 frb, bool rc)
@ -3996,30 +3894,21 @@ private:
CPU.FPR[frd] = 1.0 / sqrt(CPU.FPR[frb]); CPU.FPR[frd] = 1.0 / sqrt(CPU.FPR[frb]);
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FMSUB(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) void FMSUB(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, false, true, false);}
void FMADD(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, false, false, false);}
void FMADD(u32 frd, u32 fra, u32 frc, u32 frb, bool rc, bool neg, bool sub, bool single)
{ {
CPU.FPR[frd] = CPU.FPR[fra] * CPU.FPR[frc] - CPU.FPR[frb]; const double a = CPU.FPR[fra];
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType(); const double b = CPU.FPR[frb];
if(rc) CPU.UpdateCR1(); const double c = CPU.FPR[frc];
} const double res = a * c + (sub ? -b : b);
void FMADD(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) if(single) CPU.FPR[frd] = (float)(neg ? -res : res);
{ else CPU.FPR[frd] = (neg ? -res : res);
CPU.FPR[frd] = CPU.FPR[fra] * CPU.FPR[frc] + CPU.FPR[frb];
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FNMSUB(u32 frd, u32 fra, u32 frc, u32 frb, bool rc)
{
CPU.FPR[frd] = -(CPU.FPR[fra] * CPU.FPR[frc] - CPU.FPR[frb]);
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1();
}
void FNMADD(u32 frd, u32 fra, u32 frc, u32 frb, bool rc)
{
CPU.FPR[frd] = -(CPU.FPR[fra] * CPU.FPR[frc] + CPU.FPR[frb]);
CPU.FPSCR.FPRF = CPU.FPR[frd].GetType(); CPU.FPSCR.FPRF = CPU.FPR[frd].GetType();
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FNMSUB(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, true, true, false);}
void FNMADD(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {FMADD(frd, fra, frc, frb, rc, true, false, false);}
void FCMPO(u32 crfd, u32 fra, u32 frb) void FCMPO(u32 crfd, u32 fra, u32 frb)
{ {
int cmp_res = FPRdouble::Cmp(CPU.FPR[fra], CPU.FPR[frb]); int cmp_res = FPRdouble::Cmp(CPU.FPR[fra], CPU.FPR[frb]);
@ -4062,7 +3951,8 @@ private:
CPU.FPR[frd] = fabs(CPU.FPR[frb]); CPU.FPR[frd] = fabs(CPU.FPR[frb]);
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FCTID(u32 frd, u32 frb, bool rc) void FCTID(u32 frd, u32 frb, bool rc) {FCTID(frd, frb, rc, false);}
void FCTID(u32 frd, u32 frb, bool rc, bool truncate)
{ {
const double b = CPU.FPR[frb]; const double b = CPU.FPR[frb];
u64 r; u64 r;
@ -4083,7 +3973,8 @@ private:
else else
{ {
s64 i = 0; s64 i = 0;
switch(CPU.FPSCR.RN) const u32 rn = truncate ? FPSCR_RN_ZERO : CPU.FPSCR.RN;
switch(rn)
{ {
case FPSCR_RN_NEAR: case FPSCR_RN_NEAR:
{ {
@ -4121,44 +4012,7 @@ private:
(u64&)CPU.FPR[frd] = r; (u64&)CPU.FPR[frd] = r;
if(rc) CPU.UpdateCR1(); if(rc) CPU.UpdateCR1();
} }
void FCTIDZ(u32 frd, u32 frb, bool rc) void FCTIDZ(u32 frd, u32 frb, bool rc) {FCTID(frd, frb, rc, true);}
{
const double b = CPU.FPR[frb];
u64 r;
if(b > (double)0x7fffffffffffffff)
{
r = 0x7fffffffffffffff;
CPU.SetFPSCRException(FPSCR_VXCVI);
CPU.FPSCR.FI = 0;
CPU.FPSCR.FR = 0;
}
else if (b < -(double)0x8000000000000000)
{
r = 0x8000000000000000;
CPU.SetFPSCRException(FPSCR_VXCVI);
CPU.FPSCR.FI = 0;
CPU.FPSCR.FR = 0;
}
else
{
s64 i = (s64)b;
double di = (double)i;
if (di == b)
{
CPU.SetFPSCR_FI(0);
CPU.FPSCR.FR = 0;
}
else
{
CPU.SetFPSCR_FI(1);
CPU.FPSCR.FR = fabs(di) > fabs(b);
}
r = (u64)i;
}
(u64&)CPU.FPR[frd] = r;
if(rc) CPU.UpdateCR1();
}
void FCFID(u32 frd, u32 frb, bool rc) void FCFID(u32 frd, u32 frb, bool rc)
{ {
s64 bi = (s64&)CPU.FPR[frb]; s64 bi = (s64&)CPU.FPR[frb];