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Re: Include hwcap as ifunc argument
- From: "Ryan S. Arnold" <ryan dot arnold at gmail dot com>
- To: Richard Henderson <rth at twiddle dot net>
- Cc: libc-alpha at sourceware dot org, libc-ports at sourceware dot org
- Date: Mon, 4 Jun 2012 16:21:52 -0500
- Subject: Re: Include hwcap as ifunc argument
- References: <4FBA744A.6000702@twiddle.net> <4FBFC4EC.1060209@twiddle.net>
On Fri, May 25, 2012 at 12:44 PM, Richard Henderson <rth@twiddle.net> wrote:
> Committed as follows, after re-testing on arm, ppc[32/64].
Hi Richard,
Peter Bergner reminded me today that on PowerPC the IFUNC resolver
will most likely/often use the value in AT_PLATFORM rather than
AT_HWCAP to determine which optimized function to use. I suppose this
would diminish the necessity of passing the hwcap to the ifunc
resolver.
Ryan