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From: | Richard Henderson |
Subject: | Re: [Qemu-devel] [PATCH for-4.0 00/17] tcg: Move softmmu out-of-line |
Date: | Fri, 16 Nov 2018 09:07:50 +0100 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.0 |
On 11/16/18 6:10 AM, Emilio G. Cota wrote: > It's possible that newer machines with larger reorder buffers > will be able to take better advantage of the higher instruction > locality, hiding the latency of having to execute more instructions. > I'll test on Skylake tomorrow. I've noticed that the code we generate for calls has twice as many instructions as really needed for setting up the arguments. I have a plan to fix that, which hopefully will solve this problem. r~
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