On Wed, 2024-12-18 at 15:09 +0800, Lulu Cheng wrote: > > 在 2024/12/16 下午9:19, Xi Ruoyao 写道: > > A generic CRC optimization pass has been implemented in r15-5850. > > But > > without target-specific code, it'll only optimize the CRC loop to a > > table lookup. With LoongArch-specific code we can do it better: for > > 64-bit LoongArch and the IEEE 802.3 polynomial or the Castagnoli > > polynomial, we can directly invoke the hardware instruction; even if > > a > > hardware instruction isn't available, we can still use LoongArch bit > > reversion instructions to optimize the bit reverse before looking up > > the > > table. > > I think the implementation is neat and I have no problem with it. > > Thanks!
Pushed r15-6323, the only change from here: the test case is formatted to GNU style with clang-format. -- Xi Ruoyao <xry...@xry111.site> School of Aerospace Science and Technology, Xidian University
