On 9/23/20 3:01 AM, LIU Zhiwei wrote: > > > On 2020/9/19 2:37, Richard Henderson wrote: >> For SVE, we potentially have a 4th argument coming from the >> movprfx instruction. Currently we do not optimize movprfx, >> so the problem is not visible. > Hi Richard, > > I am a little confused. If it is not immediately preceded by a MOVPRFX > instruction, the addend will > still be used. > > Is it right?
If movprfx is not used, then the addend register will be the same as the destination register. r~
