HsiangKai marked an inline comment as done.
HsiangKai added inline comments.


================
Comment at: llvm/lib/Target/RISCV/RISCVInstrFormats.td:56
+def NoConstraint : RISCVVConstraint<0>;
+def WidenV       : RISCVVConstraint<1>;
+def WidenW       : RISCVVConstraint<2>;
----------------
evandro wrote:
> HsiangKai wrote:
> > evandro wrote:
> > > Methinks that these constraints `WidenV`, `WidenW`, `WidenCvt`, should be 
> > > split up by their components.  IOW, into `Widen`, `Wide` (input), `Cvt`.  
> > > This way, it's easier to test for specific constraints.
> > Do you mean
> > 
> > WidenV = Widen;
> > WidenW = Widen | WideInput;
> > WidenCvt = Widen | Cvt;
> Yes.
Got it. I will improve it based on v0.9 implementation.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D69987/new/

https://reviews.llvm.org/D69987



_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

Reply via email to