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what's the difference between vecElemIds and vecRegIds in arm o3 cpu

刘晓伟(安奇)

Fri, Sep 16, 2022 3:56 AM

Hi all:
I find in arm o3 cpu aarch32 state Inst use vecElem but aarch64 state Inst use vec, i am not sure my understanding is right, if right why use different register structure?
Thanks a lot.

Hi all: I find in arm o3 cpu aarch32 state Inst use vecElem but aarch64 state Inst use vec, i am not sure my understanding is right, if right why use different register structure? Thanks a lot.