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cr* operations.

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This commit is contained in:
Ben Vanik
2014-08-05 14:59:48 -07:00
parent 75eb87f33d
commit f668dcd56b
3 changed files with 53 additions and 16 deletions
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64
src/alloy/frontend/ppc/ppc_emit_control.cc
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@@ -338,43 +338,75 @@ XEEMITTER(bclrx, 0x4C000020, XL)(PPCHIRBuilder& f, InstrData& i) {
// Condition register logical (A-23)
XEEMITTER(crand, 0x4C000202, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- CR[ba] & CR[bb] bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.And(ba, bb);
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(crandc, 0x4C000102, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- CR[ba] & ¬CR[bb] bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.And(ba, f.Not(bb));
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(creqv, 0x4C000242, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- CR[ba] == CR[bb] bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.CompareEQ(ba, bb);
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(crnand, 0x4C0001C2, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- ¬(CR[ba] & CR[bb]) bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.Not(f.And(ba, bb));
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(crnor, 0x4C000042, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- ¬(CR[ba] | CR[bb]) bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.Not(f.Or(ba, bb));
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(cror, 0x4C000382, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- CR[ba] | CR[bb] bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.Or(ba, bb);
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(crorc, 0x4C000342, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- CR[ba] | ¬CR[bb] bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.Or(ba, f.Not(bb));
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(crxor, 0x4C000182, XL)(PPCHIRBuilder& f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
// CR[bt] <- CR[ba] xor CR[bb] bt=bo, ba=bi, bb=bb
Value* ba = f.LoadCRField(i.XL.BI >> 2, i.XL.BI & 3);
Value* bb = f.LoadCRField(i.XL.BB >> 2, i.XL.BB & 3);
Value* bt = f.Xor(ba, bb);
f.StoreCRField(i.XL.BO >> 2, i.XL.BO & 3, bt);
return 0;
}
XEEMITTER(mcrf, 0x4C000000, XL)(PPCHIRBuilder& f, InstrData& i) {