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vmaddfp/vmaddcfp/vmulfp/vsubfp.

This commit is contained in:
Ben Vanik 2013-09-29 00:02:25 -07:00
parent 5652a150e1
commit 3662118246
1 changed files with 72 additions and 12 deletions
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84
src/xenia/cpu/x64/x64_emit_altivec.cc
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@ -648,18 +648,50 @@ XEEMITTER(vlogefp128, VX128_3(6, 1776), VX128_3)(X64Emitter& e, X86Compiler&
}
XEEMITTER(vmaddfp, 0x1000002E, VXA )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- ((VA) * (VC)) + (VB)
// TODO(benvanik): use AVX, which has a fused multiply-add
XmmVar v(c.newXmmVar());
c.movq(v, e.vr_value(i.VXA.VA));
c.mulps(v, e.vr_value(i.VXA.VC));
c.addps(v, e.vr_value(i.VXA.VB));
e.update_vr_value(i.VXA.VD, v);
return 0;
}
XEEMITTER(vmaddfp128, VX128(5, 208), VX128 )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- ((VA) * (VB)) + (VD)
const uint32_t vd = i.VX128.VD128l | (i.VX128.VD128h << 5);
const uint32_t va = i.VX128.VA128l | (i.VX128.VA128h << 5) |
(i.VX128.VA128H << 6);
const uint32_t vb = i.VX128.VB128l | (i.VX128.VB128h << 5);
XmmVar v(c.newXmmVar());
c.movq(v, e.vr_value(va));
c.mulps(v, e.vr_value(vb));
c.addps(v, e.vr_value(vd));
e.update_vr_value(vd, v);
return 0;
}
XEEMITTER(vmaddcfp128, VX128(5, 272), VX128 )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- ((VA) * (VD)) + (VB)
const uint32_t vd = i.VX128.VD128l | (i.VX128.VD128h << 5);
const uint32_t va = i.VX128.VA128l | (i.VX128.VA128h << 5) |
(i.VX128.VA128H << 6);
const uint32_t vb = i.VX128.VB128l | (i.VX128.VB128h << 5);
XmmVar v(c.newXmmVar());
c.movq(v, e.vr_value(va));
c.mulps(v, e.vr_value(vd));
c.addps(v, e.vr_value(vb));
e.update_vr_value(vd, v);
return 0;
}
XEEMITTER(vmaxfp, 0x1000040A, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {
@ -878,8 +910,19 @@ XEEMITTER(vmulouh, 0x10000048, VX )(X64Emitter& e, X86Compiler& c, Instr
}
XEEMITTER(vmulfp128, VX128(5, 144), VX128 )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- (VA) * (VB) (4 x fp)
const uint32_t vd = i.VX128.VD128l | (i.VX128.VD128h << 5);
const uint32_t va = i.VX128.VA128l | (i.VX128.VA128h << 5) |
(i.VX128.VA128H << 6);
const uint32_t vb = i.VX128.VB128l | (i.VX128.VB128h << 5);
XmmVar v(c.newXmmVar());
c.movq(v, e.vr_value(va));
c.mulps(v, e.vr_value(vb));
e.update_vr_value(vd, v);
return 0;
}
XEEMITTER(vnmsubfp, 0x1000002F, VXA )(X64Emitter& e, X86Compiler& c, InstrData& i) {
@ -1298,13 +1341,30 @@ XEEMITTER(vsubcuw, 0x10000580, VX )(X64Emitter& e, X86Compiler& c, Instr
}
XEEMITTER(vsubfp, 0x1000004A, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- (VA) - (VB) (4 x fp)
XmmVar v(c.newXmmVar());
c.movq(v, e.vr_value(i.VX.VA));
c.subps(v, e.vr_value(i.VX.VB));
e.update_vr_value(i.VX.VD, v);
return 0;
}
XEEMITTER(vsubfp128, VX128(5, 80), VX128 )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// (VD) <- (VA) - (VB) (4 x fp)
const uint32_t vd = i.VX128.VD128l | (i.VX128.VD128h << 5);
const uint32_t va = i.VX128.VA128l | (i.VX128.VA128h << 5) |
(i.VX128.VA128H << 6);
const uint32_t vb = i.VX128.VB128l | (i.VX128.VB128h << 5);
XmmVar v(c.newXmmVar());
c.movq(v, e.vr_value(va));
c.subps(v, e.vr_value(vb));
e.update_vr_value(vd, v);
return 0;
}
XEEMITTER(vsubsbs, 0x10000700, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {