On Wed, Apr 3, 2019 at 8:39 AM Praveen Velliengiri <praveenvellieng...@gmail.com> wrote: > On Apr 2, 2019 12:51 AM, "preejackie" <praveenvellieng...@gmail.com> wrote: >> I'm Praveen Velliengiri, student from India. I'm working on developing a >> Speculative compilation support in LLVM ORC JIT Infrastructure. >> >> As LLVM ORC supports compiling in multiple backend threads, it would be >> effective if we compile the functions speculatively before they are called >> by the executing function. So when we request JIT to compile a function, JIT >> will immediately returns the function address for raw executable bits. This >> will greatly reduce the JIT latencies in modern multi-core machines. And >> also I'm working on designing a ORC in-place dynamic profiling support, by >> this JIT will automatically able to identify the hot functions, and compile >> it in higher optimization level to achieve good performance. >> >> I'm proposing this project for GSoC 2019. It would be helpful to know how >> this new features are effective to pgsql engine, so that I include your >> comments in "View from Clients" proposal section.
Hi Praveen, FYI the final "commitfest" for PostgreSQL 12 is wrapping up right now and the code freeze begins in a few days, so I wouldn't expect an immediate reply. -- Thomas Munro https://enterprisedb.com
