On Mon, 2023-03-13 at 12:58 +0800, Lulu Cheng wrote: > > 在 2023/3/13 下午12:54, Xi Ruoyao 写道: > > On Mon, 2023-03-13 at 12:40 +0800, WANG Xuerui wrote: > > > This is ugly. The fact all current LA32 models don't support CRC > > > ops is > > > just a coincidence; it's entirely possible for a future product > > > iteration to introduce such functionality. It's not like the > > > CRC*.W.W.W > > > ops require anything wider than 32 bits, after all. > > Maybe the correct way would be adding a switch like MIPS -mcrc or > > x86 > > -mcrc32. > > > Because these instructions are part of the LA64 base instruction set, > there are no control options here.
I'd postpone the change until we add LA32 support because there is no details about LA32 now and it's hard to determine how to gate this in a best way... -- Xi Ruoyao <xry...@xry111.site> School of Aerospace Science and Technology, Xidian University
