Messages in this thread | | | Subject | Re: [patch] Performance Counters for Linux, v3 | From | Andi Kleen <> | Date | Fri, 12 Dec 2008 14:42:08 +0100 |
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Peter Zijlstra <a.p.zijlstra@chello.nl> writes: > On that, I still don't think its a good idea to use bitfields in an ABI. > The C std is just not strict enough on them,
If you constrain yourself to a single architecture in practice C bitfield standards are quite good e.g. on Linux/x86 it is "everyone implements what gcc does" (and on linux/ppc "what ppc gcc does"). And the syscall ABI is certainly restricted to one architecture.
-Andi
-- ak@linux.intel.com
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