I'm sorry for my carelessness.It's because I used to build and run manually, but now I've switched to a script to do it, so I accidentally missed the error.I will modify the script and to avoid this kind of issue in the future. libavcodec/riscv/vc1dsp_rvv.S:35: Error: improper CSRxI immediate Changed. Rémi Denis-Courmont 于2023年12月6日周三 04:11写道: > Le tiistaina 5. joulukuuta 2023, 21.25.12 EET flow gg a écrit : > > > This block can be folded into the next. You don't need to check VLENB > > > > twice. > > > > Changed. > > > > > Instruction scheduling could be better, especially on in-order CPUs. > > > > I put the vload at the front, and then proceeded with the t2 operation, > but > > I'm not sure... > > > > > You don't need to reset the AVL here, just pass zero. > > > > Changed. > > > > > vsetivli > > > > Changed. > > You changed more than I asked for. The immediate AVL is a 5-bit unsigned > integer, so it should not be possible to assemble 32 or 64, unless you > have a > preprocessor that silently rewrites `vsetivli` into `vsetvli` (If so, that > sounds very iffy because `vsetivli zero` has no scratch X register to work > with). > > FWIW CanMV-K230 boards are on sale for under 500 RMB. > > -- > レミ・デニ-クールモン > http://www.remlab.net/ > > > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe". >