search for: d47917

...ually work well; technically, the change you’re proposing might produce valid code, but it would be terrible quality in a lot of cases. So I’m not eager to add partial support just for out-of-tree targets. > > Marking CTLZ_ZERO_UNDEF as “LibCall” was implemented in https://reviews.llvm.org/D47917 <https://reviews.llvm.org/D47917> . Probably straightforward to extend that to cover CTTZ_ZERO_UNDEF and CTPOP. > > -Eli > > From: llvm-dev <llvm-dev-bounces at lists.llvm.org> On Behalf Of Joan Lluch via llvm-dev > Sent: Monday, June 10, 2019 8:31 AM > To: llvm-d...

LLVM appears to support Library functions for ISD::SRA ,ISD::SHL, and ISD::SRL, as they are properly defined in RuntimeLibCalls.def. The library functions defined in RuntimeLibCalls.def (among others) are these: HANDLE_LIBCALL(SRA_I16, "__ashrhi3") HANDLE_LIBCALL(SRA_I32, "__ashrsi3") HANDLE_LIBCALL(SRA_I64, "__ashrdi3") However, setting

...ually work well; technically, the change you’re proposing might produce valid code, but it would be terrible quality in a lot of cases. So I’m not eager to add partial support just for out-of-tree targets. > > Marking CTLZ_ZERO_UNDEF as “LibCall” was implemented in https://reviews.llvm.org/D47917 <https://reviews.llvm.org/D47917> . Probably straightforward to extend that to cover CTTZ_ZERO_UNDEF and CTPOP. > > -Eli > > From: llvm-dev <llvm-dev-bounces at lists.llvm.org <mailto:llvm-dev-bounces at lists.llvm.org>> On Behalf Of Joan Lluch via llvm-dev > S...