search for: d69116

...ugs.llvm.org/show_bug.cgi?id=43542 <https://bugs.llvm.org/show_bug.cgi?id=43542> https://bugs.llvm.org/show_bug.cgi?id=43559 <https://bugs.llvm.org/show_bug.cgi?id=43559> https://reviews.llvm.org/D69099 <https://reviews.llvm.org/D69099> (baseline tests) https://reviews.llvm.org/D69116 <https://reviews.llvm.org/D69116> (patch 1) https://reviews.llvm.org/D69120 <https://reviews.llvm.org/D69120> (patch 2) https://reviews.llvm.org/D69326 <https://reviews.llvm.org/D69326> (patch 3) I got the baseline tests and patch 1 accepted and commited by member Sanjay,...

...12:26 PM Joan Lluch via llvm-dev <llvm-dev at lists.llvm.org> wrote: > > Hi All, > > In relation to the subject of this message I got my first round of patches successfully reviewed and committed. As a matter of reference, they are the following: > > https://reviews.llvm.org/D69116 > https://reviews.llvm.org/D69120 > https://reviews.llvm.org/D69326 > https://reviews.llvm.org/D70042 > > They provided hooks in TargetLowering and DAGCombine that enable interested targets to implement a filter for expensive shift operations. The patches work by preventing certain t...

...via llvm-dev > <llvm-dev at lists.llvm.org> wrote: > > > Hi All, > > In relation to the subject of this message I got my first round of patches > successfully reviewed and committed. As a matter of reference, they are the > following: > > https://reviews.llvm.org/D69116 > https://reviews.llvm.org/D69120 > https://reviews.llvm.org/D69326 > https://reviews.llvm.org/D70042 > > They provided hooks in TargetLowering and DAGCombine that enable > interested targets to implement a filter for expensive shift operations. > The patches work by preventing...

...sts.llvm.org> wrote: >> >> >> Hi All, >> >> In relation to the subject of this message I got my first round of >> patches successfully reviewed and committed. As a matter of reference, they >> are the following: >> >> https://reviews.llvm.org/D69116 >> https://reviews.llvm.org/D69120 >> https://reviews.llvm.org/D69326 >> https://reviews.llvm.org/D70042 >> >> They provided hooks in TargetLowering and DAGCombine that enable >> interested targets to implement a filter for expensive shift operations. >> Th...

Hi All, While implementing a custom 16 bit target for academical and demonstration purposes, I unexpectedly found that LLVM was not really ready for 8 bit and 16 bit targets. Let me expose why. Target backends can be divided into two major categories, with essentially nothing in between: Type 1: The big 32 or 64 bit targets. Heavily pipelined with expensive branches, running at clock