Re: [PATCH V2] x86: Update branch hint for Redwood Cove.

2024-07-07 Thread Hongtao Liu
On Thu, Jul 4, 2024 at 9:30 AM liuhongt wrote: > > From: "H.J. Lu" > > >The above reads like it would be worth splitting branc_prediction_hits > >into branch_prediction_hints_taken and branch_prediction_hints_not_taken > >given not-taken is the default and thus will just increase code size? > >Ac

[PATCH V2] x86: Update branch hint for Redwood Cove.

2024-07-03 Thread liuhongt
From: "H.J. Lu" >The above reads like it would be worth splitting branc_prediction_hits >into branch_prediction_hints_taken and branch_prediction_hints_not_taken >given not-taken is the default and thus will just increase code size? >According to Intel® 64 and IA-32 Architectures Optimization Ref