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Jit64: extract frsqrtex as method

This commit is contained in:
Tillmann Karras 2013-10-29 23:35:38 +01:00 committed by degasus
parent 897bec1add
commit c29fb22cd4
2 changed files with 16 additions and 15 deletions
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2
Source/Core/Core/Src/PowerPC/Jit64/Jit64_Tables.cpp
View File

@ -360,7 +360,7 @@ static GekkoOPTemplate table63_2[] =
{22, &Jit64::Default}, //"fsqrtx", OPTYPE_FPU, FL_RC_BIT_F}}, {22, &Jit64::Default}, //"fsqrtx", OPTYPE_FPU, FL_RC_BIT_F}},
{23, &Jit64::Default}, //"fselx", OPTYPE_FPU, FL_RC_BIT_F}}, {23, &Jit64::Default}, //"fselx", OPTYPE_FPU, FL_RC_BIT_F}},
{25, &Jit64::fp_arith_s}, //"fmulx", OPTYPE_FPU, FL_RC_BIT_F}}, {25, &Jit64::fp_arith_s}, //"fmulx", OPTYPE_FPU, FL_RC_BIT_F}},
{26, &Jit64::fp_arith_s}, //"frsqrtex", OPTYPE_FPU, FL_RC_BIT_F}}, {26, &Jit64::frsqrtex}, //"frsqrtex", OPTYPE_FPU, FL_RC_BIT_F}},
{28, &Jit64::fmaddXX}, //"fmsubx", OPTYPE_FPU, FL_RC_BIT_F}}, {28, &Jit64::fmaddXX}, //"fmsubx", OPTYPE_FPU, FL_RC_BIT_F}},
{29, &Jit64::fmaddXX}, //"fmaddx", OPTYPE_FPU, FL_RC_BIT_F}}, {29, &Jit64::fmaddXX}, //"fmaddx", OPTYPE_FPU, FL_RC_BIT_F}},
{30, &Jit64::fmaddXX}, //"fnmsubx", OPTYPE_FPU, FL_RC_BIT_F}}, {30, &Jit64::fmaddXX}, //"fnmsubx", OPTYPE_FPU, FL_RC_BIT_F}},

29
Source/Core/Core/Src/PowerPC/Jit64/Jit_FloatingPoint.cpp
View File

@ -70,20 +70,6 @@ void Jit64::fp_arith_s(UGeckoInstruction inst)
Default(inst); return; Default(inst); return;
} }
if (inst.SUBOP5 == 26) {
// frsqrtex
int d = inst.FD;
int b = inst.FB;
fpr.Lock(b, d);
fpr.BindToRegister(d, true, true);
MOVSD(XMM0, M((void *)&one_const));
SQRTSD(XMM1, fpr.R(b));
DIVSD(XMM0, R(XMM1));
MOVSD(fpr.R(d), XMM0);
fpr.UnlockAll();
return;
}
if (inst.SUBOP5 != 18 && inst.SUBOP5 != 20 && inst.SUBOP5 != 21 && if (inst.SUBOP5 != 18 && inst.SUBOP5 != 20 && inst.SUBOP5 != 21 &&
inst.SUBOP5 != 25) { inst.SUBOP5 != 25) {
Default(inst); return; Default(inst); return;
@ -106,6 +92,21 @@ void Jit64::fp_arith_s(UGeckoInstruction inst)
} }
} }
void Jit64::frsqrtex(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(bJITFloatingPointOff)
int d = inst.FD;
int b = inst.FB;
fpr.Lock(b, d);
fpr.BindToRegister(d, true, true);
MOVSD(XMM0, M((void *)&one_const));
SQRTSD(XMM1, fpr.R(b));
DIVSD(XMM0, R(XMM1));
MOVSD(fpr.R(d), XMM0);
fpr.UnlockAll();
}
void Jit64::fmaddXX(UGeckoInstruction inst) void Jit64::fmaddXX(UGeckoInstruction inst)
{ {
INSTRUCTION_START INSTRUCTION_START