Messages in this thread |  | | Date | Tue, 11 Feb 2014 12:14:21 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH 00/21] perf, c2c: Add new tool to analyze cacheline contention on NUMA systems |
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On Tue, Feb 11, 2014 at 12:08:56PM +0100, Stephane Eranian wrote: > Assuming you can decode and get the info about the base registers used, > you'd have to do this for each arch with load/store sampling capabilities. > this is painful compared to getting the portable info from dwarf directly.
But its useful now, as compared to whenever GCC gets around to implementing more dwarves and that GCC getting used widely enough to actually rely on it.
All you need for the decode is a disassembler, and every arch should already have multiple of those. Should be easy to reuse one, right?
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