This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: [PATCH resend] MIPS: Allow FPU emulator to use non-stack area.
- From: Leonid Yegoshin <Leonid dot Yegoshin at imgtec dot com>
- To: Rich Felker <dalias at libc dot org>
- Cc: Andy Lutomirski <luto at amacapital dot net>, Matthew Fortune <Matthew dot Fortune at imgtec dot com>, David Daney <david dot s dot daney at gmail dot com>, "David Daney" <ddaney at caviumnetworks dot com>, David Daney <ddaney dot cavm at gmail dot com>, "libc-alpha at sourceware dot org" <libc-alpha at sourceware dot org>, "linux-kernel at vger dot kernel dot org" <linux-kernel at vger dot kernel dot org>, "linux-mips at linux-mips dot org" <linux-mips at linux-mips dot org>, David Daney <david dot daney at cavium dot com>
- Date: Tue, 7 Oct 2014 12:16:59 -0700
- Subject: Re: [PATCH resend] MIPS: Allow FPU emulator to use non-stack area.
- Authentication-results: sourceware.org; auth=none
- References: <20141006215813 dot GB23797 at brightrain dot aerifal dot cx> <543327E7 dot 4020608 at amacapital dot net> <54332A64 dot 5020605 at caviumnetworks dot com> <20141007000514 dot GD23797 at brightrain dot aerifal dot cx> <543334CE dot 8060305 at caviumnetworks dot com> <20141007004915 dot GF23797 at brightrain dot aerifal dot cx> <54337127 dot 40806 at gmail dot com> <6D39441BF12EF246A7ABCE6654B0235320F1E173 at LEMAIL01 dot le dot imgtec dot org> <543431DA dot 4090809 at imgtec dot com> <CALCETrUQEbb=DotSzsneN7Hano_eC-EoTMko6uKcyZXvEcktkw at mail dot gmail dot com> <20141007190943 dot GM23797 at brightrain dot aerifal dot cx>
On 10/07/2014 12:09 PM, Rich Felker wrote:
I agree completely here. We should not break things (or, as it seems,
leave them broken) for common usage cases that affect everyone just to
coddle proprietary vendor-specific instructions. The latter just
should not be used in delay slots unless the chip vendor also promises
to provide fpu branch in hardware. Rich
And what do you propose - remove a current in-stack emulation and you
still think it doesn't break a status-quo?