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From: | Richard Henderson |
Subject: | Re: [Qemu-devel] [Bug 1344320] Re: qemu-aarch64 cannot execute glibc |
Date: | Mon, 21 Jul 2014 09:00:56 -1000 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 |
On 07/21/2014 12:46 AM, Peter Maydell wrote: > Q: is this in a released glibc? The generic timers are strictly speaking > optional, so this seems kind of bogus. Also looking at the glibc sources > it never reads the counter frequency so what it is hoping to do with the > timer values I have no idea. > It's trying to measure clock cycles required to perform the startup relocations. E.g. $ LD_DEBUG=statistics /bin/true 4224: 4224: runtime linker statistics: 4224: total startup time in dynamic loader: 558705 clock cycles 4224: time needed for relocation: 142093 clock cycles (25.4%) 4224: number of relocations: 2 4224: number of relocations from cache: 27 4224: number of relative relocations: 0 4224: time needed to load objects: 200809 clock cycles (35.9%) 4224: 4224: runtime linker statistics: 4224: final number of relocations: 4 4224: final number of relocations from cache: 27 r~
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