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> That technically breaks ARM spec It does not (or it wouldn't be there) and they aren't the only ARM vendor with TSO (Fujitsu also does it.)
by astrange 3y ago
> That technically breaks ARM spec
It does not (or it wouldn't be there) and they aren't the only ARM vendor with TSO (Fujitsu also does it.)
- monocasa 3y agoOptionally enabling it does break the ARM spec. Their cores break the ARM spec in other ways too. Added instructions for AMX, new guard privilege modes, HCR_EL2.E2H can't be disabled, GPRs are clobbered on WFI, etc.