Re: [Qemu-devel] about cache model in ARM emulation

2007-10-18 Thread Daniel Jacobowitz
On Thu, Oct 18, 2007 at 06:57:19AM -0700, Boy Dfx wrote: > From what I can see instructions are loaded from memory without a > clock cycle penalty, but I wanted to be sure. Yes. Qemu is absolutely useless for performance questions about real hardware; it does not model any cycles. -- Daniel Jac

[Qemu-devel] about cache model in ARM emulation

2007-10-18 Thread Boy Dfx
Hello I'm a newbie in the use of ARM simulators. I got yesterday a question from my teacher and can't find the answer. I would like to know weather QEMU simulates a cache miss (cache miss holds a penalty in terms of clock cycles or clock cycles counted) for an ARM-type core. >From what I