[llvm-dev] Help wanted: Overloading an Intinsic
David Noursi via llvm-dev
llvm-dev at lists.llvm.org
Thu Jul 28 16:28:32 PDT 2016
Thank you Anna! Since sending this email I have reached this conclusion
from the stack dump, and have been modifying calls to getIntrinsic in clang.
On Jul 28, 2016 6:18 PM, "Anna Thomas" <anna at azul.com> wrote:
> Hi David,
> The error shows that the clang source code uses this intrinsic as well,
> but in the old form. You need to modify the clang source code (where this
> intrinsic is used) to consider the overloaded operands.
> The assert would show the trace where clang uses this intrinsic.
> Hope this helps,
> > On Jul 26, 2016, at 3:21 PM, David Noursi via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
> > Hello All,
> > I have been modifying LLVM a project of mine, and have encountered
> issues with overloading an intrinsic function.
> > I have defined two types, abit (which is mapped, in Intrinsics.td, to
> i128) and qbit (accordingly mapped to i16). I would like my intrinsic
> function, CNOT(x,y), to accept either an abit or a qbit for each argument,
> so I overload with iAny and llvm_anyint_ty, as seemed to be the method for
> other intrinsics:
> > def int_CNOT: Intrinsic<, [llvm_anyint_ty,
> > My llvm/clang directory builds successfully, but I get an error on
> getType from clang, which I believe is rooted in my llvm code. My question
> is simply, are there any additional steps to overloading an intrinsic? I
> stand to believe there is more to be done than what I did in the one line
> above, but I cannot find where to do this.
> > For what its worth, I get this error in generating the initial IR
> through clang:
> > clang: ../ArrayRef.h:129: const T &llvm::ArrayRef<llvm::Type
> *>::operator(size_t) const [T = llvm::Type *]: Assertion `Index < Length
> && "Invalid index!"' failed.
> > Many Thanks,
> > David Noursi
> > _______________________________________________
> > LLVM Developers mailing list
> > llvm-dev at lists.llvm.org
> > http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
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