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vaddfp and vrfin

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This commit is contained in:
Ben Vanik
2013-11-16 06:58:50 -08:00
parent 8398ea4925
commit 1e86736853
2 changed files with 34 additions and 13 deletions
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34
src/xenia/cpu/x64/x64_emit_altivec.cc
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@@ -489,14 +489,20 @@ XEEMITTER(vaddcuw, 0x10000180, VX )(X64Emitter& e, X86Compiler& c, Instr
return 1;
}
XEEMITTER(vaddfp, 0x1000000A, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
int InstrEmit_vaddfp_(X64Emitter& e, X86Compiler& c, uint32_t vd, uint32_t va, uint32_t vb) {
// (VD) <- (VA) + (VB) (4 x fp)
XmmVar v(c.newXmmVar());
c.movaps(v, e.vr_value(va));
c.addps(v, e.vr_value(vb));
e.update_vr_value(vd, v);
e.TraceVR(vd, va, vb);
return 0;
}
XEEMITTER(vaddfp, 0x1000000A, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {
return InstrEmit_vaddfp_(e, c, i.VX.VD, i.VX.VA, i.VX.VB);
}
XEEMITTER(vaddfp128, VX128(5, 16), VX128 )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
return InstrEmit_vaddfp_(e, c, VX128_VD128, VX128_VA128, VX128_VB128);
}
XEEMITTER(vaddsbs, 0x10000300, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {
@@ -1450,13 +1456,21 @@ XEEMITTER(vrfim128, VX128_3(6, 816), VX128_3)(X64Emitter& e, X86Compiler&
return 1;
}
int InstrEmit_vrfin_(X64Emitter& e, X86Compiler& c, uint32_t vd, uint32_t vb) {
// (VD) <- RoundToNearest(VB)
// TODO(benvanik): check if this is right - may want to leave as dq.
XmmVar v(c.newXmmVar());
c.cvtps2dq(v, e.vr_value(vd));
c.cvtdq2ps(v, v);
e.update_vr_value(vd, v);
e.TraceVR(vd, vb);
return 0;
}
XEEMITTER(vrfin, 0x1000020A, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
return InstrEmit_vrfin_(e, c, i.VX.VD, i.VX.VB);
}
XEEMITTER(vrfin128, VX128_3(6, 880), VX128_3)(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
return InstrEmit_vrfin_(e, c, VX128_3_VD128, VX128_3_VB128);
}
XEEMITTER(vrfip, 0x1000028A, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {