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</o:shapelayout></xml><![endif]--></head><body lang=EN-IE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-family:"Book Antiqua",serif;color:#943634;mso-fareast-language:EN-US'>I suspect that you almost certainly need to also implement a handler for this in the function ‘</span><span style='font-family:"Courier New";color:black;mso-fareast-language:EN-US'>CodeGenFunction::EmitX86BuiltinExpr</span><span style='font-family:"Book Antiqua",serif;color:#C00000;mso-fareast-language:EN-US'>’ in:<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Courier New";color:black;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:36.0pt'><span style='font-family:"Courier New";color:black;mso-fareast-language:EN-US'>tools/clang/lib/CodeGen/CGBuiltin.cpp<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Book Antiqua",serif;color:#943634;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Book Antiqua",serif;color:#943634;mso-fareast-language:EN-US'>All the best,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Book Antiqua",serif;color:#943634;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='font-family:"Book Antiqua",serif;color:#943634;mso-fareast-language:EN-US'>MartinO<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Book Antiqua",serif;color:#943634;mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri",sans-serif'> cfe-dev [<a href="mailto:cfe-dev-bounces@lists.llvm.org">mailto:cfe-dev-bounces@lists.llvm.org</a>] <b>On Behalf Of </b>Seth Goldstein via cfe-dev<br><b>Sent:</b> 31 October 2017 22:20<br><b>To:</b> <a href="mailto:cfe-dev@lists.llvm.org">cfe-dev@lists.llvm.org</a><br><b>Subject:</b> [cfe-dev] Adding an intrinsic that the user can include in source code<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>I would like to add an intrinsic that the user can put in their code.<o:p></o:p></p></div><div><p class=MsoNormal>The intrinsic is for sending, ala MPI, a value to another processor.<o:p></o:p></p></div><div><p class=MsoNormal>I have read the short document,<o:p></o:p></p></div><div><p class=MsoNormal><a href="https://llvm.org/docs/ExtendingLLVM.html">https://llvm.org/docs/ExtendingLLVM.html</a>, about adding intrinsics but<o:p></o:p></p></div><div><p class=MsoNormal>must be missing something because it doesn't mention changing anything<o:p></o:p></p></div><div><p class=MsoNormal>in clang. I added my intrinsic to<o:p></o:p></p></div><div><p class=MsoNormal>llvm/include/llvm/IR/IntrinsicsX86.td, then I added it to<o:p></o:p></p></div><div><p class=MsoNormal>clang/include/clang/Basic/BuiltinsX86.def. When I compile my code I get:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>send.c:14:3: error: cannot compile this builtin function yet<o:p></o:p></p></div><div><p class=MsoNormal> __builtin_uli_send0(1, 0, &incr);<o:p></o:p></p></div><div><p class=MsoNormal> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The AST has information about my intrinsic and the parameters, but not<o:p></o:p></p></div><div><p class=MsoNormal>sure how to proceed.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>What am I missing?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><div><div><div><div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>--------------<o:p></o:p></p></div><div><p class=MsoNormal>Seth Copen Goldstein<o:p></o:p></p></div><div><p class=MsoNormal>Carnegie Mellon University<o:p></o:p></p></div><div><p class=MsoNormal>Computer Science Dept<o:p></o:p></p></div><div><p class=MsoNormal>7111 GHC<o:p></o:p></p></div><div><p class=MsoNormal>412-268-3828<o:p></o:p></p></div></div></div></div></div></div></div></div></body></html>