================ @@ -17895,6 +17898,52 @@ llvm::Value *CodeGenFunction::EmitScalarOrConstFoldImmArg(unsigned ICEArguments, return Arg; } +Value *CodeGenFunction::EmitDXILBuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + switch (BuiltinID) { + case Builtin::BI__builtin_hlsl_dot: { + Value *Op0 = EmitScalarExpr(E->getArg(0)); + Value *Op1 = EmitScalarExpr(E->getArg(1)); + llvm::Type *T0 = Op0->getType(); + llvm::Type *T1 = Op1->getType(); + if (!T0->isVectorTy() && !T1->isVectorTy()) { + if (T0->isFloatingPointTy()) { + return Builder.CreateFMul(Op0, Op1, "dx.dot"); + } + + if (T0->isIntegerTy()) { + return Builder.CreateMul(Op0, Op1, "dx.dot"); + } + ErrorUnsupported( + E, + "Dot product on a scalar is only supported on integers and floats."); + } + + if (T0->isVectorTy() && T1->isVectorTy()) { + + if (T0->getScalarType() != T1->getScalarType()) { + ErrorUnsupported(E, ---------------- llvm-beanz wrote:
We should also catch this in SemaChecking and not need an error here. https://github.com/llvm/llvm-project/pull/81190 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits