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From: | Richard Henderson |
Subject: | Re: [Qemu-devel] [PATCH v3 17/27] tcg-ppc64: Implement bswap64 |
Date: | Tue, 02 Apr 2013 06:44:18 -0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130311 Thunderbird/17.0.4 |
On 2013-04-01 23:34, Alexander Graf wrote:
Is this faster than a load/store with std/ldbrx?
Hmm. Almost certainly not. And since we've got stack space allocated for function calls, we've got scratch space to do it in. Probably similar for bswap32 too, eh? I'll do a tiny bit o benchmarking for power7. r~
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