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Re: PROPOSAL: Extend inline asm syntax with size spec
- From: "Boris Petkov via gcc" <gcc at gcc dot gnu dot org>
- To: Segher Boessenkool <segher at kernel dot crashing dot org>,Masahiro Yamada <yamada dot masahiro at socionext dot com>
- Cc: Nadav Amit <namit at vmware dot com>,Ingo Molnar <mingo at redhat dot com>,"H. Peter Anvin" <hpa at zytor dot com>,rguenther at suse dot de,matz at suse dot de,gcc at gcc dot gnu dot org,Linux Kernel Mailing List <linux-kernel at vger dot kernel dot org>,X86 ML <x86 at kernel dot org>,Sam Ravnborg <sam at ravnborg dot org>,Alok Kataria <akataria at vmware dot com>,Christopher Li <sparse at chrisli dot org>,Greg Kroah-Hartman <gregkh at linuxfoundation dot org>,Jan Beulich <JBeulich at suse dot com>,Josh Poimboeuf <jpoimboe at redhat dot com>,Juergen Gross <jgross at suse dot com>,Kate Stewart <kstewart at linuxfoundation dot org>,Kees Cook <keescook at chromium dot org>,linux-sparse at vger dot kernel dot org,"Peter Zijlstra (Intel)" <peterz at infradead dot org>,Philippe Ombredanne <pombredanne at nexb dot com>,Thomas Gleixner <tglx at linutronix dot de>,virtualization at lists dot linux-foundation dot org,Linus Torvalds <torvalds at linux-foundation dot org>,Chris Zankel <chris at zankel dot net>,Max Filippov <jcmvbkbc at gmail dot com>,linux-xtensa at linux-xtensa dot org
- Date: Fri, 30 Nov 2018 10:06:02 +0100
- Subject: Re: PROPOSAL: Extend inline asm syntax with size spec
- References: <20181003213100.189959-1-namit@vmware.com> <20181007091805.GA30687@zn.tnic> <20181007132228.GJ29268@gate.crashing.org> <alpine.LSU.2.21.1810071534220.7867@wotan.suse.de> <20181008073128.GL29268@gate.crashing.org> <alpine.LSU.2.20.1810081105350.16707@zhemvz.fhfr.qr> <20181009145330.GT29268@gate.crashing.org> <CAK7LNARmrdtyE7JRAdJH_zbfvD_cej+TGLh+5KfT20o538KUcA@mail.gmail.com> <20181129122500.GX23873@gate.crashing.org>
- Reply-to: Boris Petkov <bp at alien8 dot de>
On November 29, 2018 1:25:02 PM GMT+01:00, Segher Boessenkool <segher@kernel.crashing.org> wrote:
>This will only be fixed from GCC 9 on, if the compiler adopts it. The
>kernel wants to support ancient GCC, so it will need to have a
>workaround
>for older GCC versions anyway.
What about backporting it, like Richard says?
--
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