* Update LLVM commit ID to include to the new modeling of LLVM type in MLIR
* Fix commit id discrepancy
* Update README.md
* Update MLIR version
* Force rebuild prereq dockers and see what happens.
* Use LLVM commit ID that corresponds to MLIR News, 13th edition (8/7/2020)
Co-authored-by: Tian Jin <tjingrant@gmail.com>
* Reorganize main function.
* Follow review comments.
* Emit constants are globals in Krnl and LLVM dialects.
* Replace internal malloc with memory pool and getref instruction.
* Lower krnl.getref to LLVM.
* Fix formatting issues.
* Add tests.
* Add missing dependency.
* Improve LLVM lowering.
* Add test to show getref is generic.