[gem5-users] Re: Dual load cause xbar busy

2024-02-20 Thread Eliot Moss via gem5-users
On 2/20/2024 9:29 PM, chengyong zhong wrote: Hi Eliot, Thanks for your kind reply. Are there any sample to implement the feature in the Gem5 code repository? I wrote: Unless I've missed something, gem5 does not provide dual / multi port caches at present. Hence, no example (that I am aware o

[gem5-users] Re: Dual load cause xbar busy

2024-02-20 Thread Eliot Moss via gem5-users
On 2/20/2024 8:18 AM, chengyong zhong via gem5-users wrote: Hi all, I'm using the O3CPU model for performance evaluation, we have two LoadUnit, I find that if dual load issued same time, the second load will be blocked and rescheduled after a few cycles of latency. The O3CPUAll and Xbar trace s

[gem5-users] Dual load cause xbar busy

2024-02-20 Thread chengyong zhong via gem5-users
Hi all, I'm using the O3CPU model for performance evaluation, we have two LoadUnit, I find that if dual load issued same time, the second load will be blocked and rescheduled after a few cycles of latency. The O3CPUAll and Xbar trace show: *The crossbar layer is now busy from tick xxx to xxx* *