Re: [Qemu-devel] Expansion Ratio Issue

2014-06-03 Thread Sergey Fedorov
On 29.05.2014 13:04, Peter Maydell wrote: No, we don't in general have any benchmarking of TCG codegen. I think if we did do benchmarking we'd be interested in performance benchmarking -- code expansion ratio doesn't seem like a very interesting thing to measure to me. Hi, I have a plan to

[Qemu-devel] Expansion Ratio Issue

2014-05-29 Thread Chaos Shu
Hi all I'm new to the list, and recently I'm digging in Qemu's source code, I've got something confused me much, simply list the items: 1. Any benchmarks paying attention to TCG code generate quality measured by code expansion ratio? Of course I've got some news said that the ratio

Re: [Qemu-devel] Expansion Ratio Issue

2014-05-29 Thread Peter Maydell
On 29 May 2014 08:58, Chaos Shu chaos.s...@live.com wrote: 1. Any benchmarks paying attention to TCG code generate quality measured by code expansion ratio? Of course I’ve got some news said that the ratio maybe 4 or 5 in X86 to MIPS, that is to say 1 x86 insn to 4 or 5 mips insns, Does

Re: [Qemu-devel] Expansion Ratio Issue

2014-05-29 Thread Alex Bennée
Peter Maydell peter.mayd...@linaro.org writes: On 29 May 2014 08:58, Chaos Shu chaos.s...@live.com wrote: 1. Any benchmarks paying attention to TCG code generate quality measured by code expansion ratio? Of course I’ve got some news said that the ratio maybe 4 or 5 in X86 to MIPS, that