Re: [PATCH] m68k: fix assembler constraint to prevent overeager gcc optimisation -- Linux M68K Devel


Re: [PATCH] m68k: fix assembler constraint to prevent overeager gcc optimisation
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Subject: Re: [PATCH] m68k: fix assembler constraint to prevent overeager gcc optimisation
From: Andreas Schwab <schwab@xxxxxxxxxxxxxx>
Date: Sun, 22 Jan 2012 13:42:21 +0100
Cc: Tuomas Vainikka <tuomas.vainikka@xxxxxxxx>, Alan Hourihane <alanh@xxxxxxxxxxxxxx>, Michael Schmitz <schmitzmic@xxxxxxxxxxxxxx>, "Linux\/m68k" <linux-m68k@xxxxxxxxxxxxxxx>, Greg Ungerer <gerg@xxxxxxxxxxxx>
In-reply-to: <CAMuHMdVd7opSitKs82Q6N5Yi6eGBvhOsE9USVFiE81dXmGAHTg@mail.gmail.com> (Geert Uytterhoeven's message of "Sun, 22 Jan 2012 11:15:57 +0100")
References: <4F079F6B.8080502@fairlite.co.uk> <4F07EA66.6020603@gmail.com> <4F08E748.4020305@fairlite.co.uk> <4F0917E9.9090600@gmail.com> <4F0964EC.2080505@fairlite.co.uk> <CAOmrzkLH18VCY0dzJPM14dn5ccWmSBkiPzq8EFqnCDHiM3bECQ@mail.gmail.com> <4F0A2DD0.4000707@fairlite.co.uk> <CAOmrzk+P3mPXu_Q_KxgEk_jx-JNhXY4ydrKoGM+43LpD5icTHw@mail.gmail.com> <4F0A3CDE.7070308@fairlite.co.uk> <4F0A421C.9000600@fairlite.co.uk> <m2wr91yxa4.fsf@igel.home> <CAMuHMdXjWyEEOS4fJEaY1dg_cZWLyTps85jaQzsvbO_44-UhqA@mail.gmail.com> <m2obudynjs.fsf_-_@igel.home> <CAMuHMdVd7opSitKs82Q6N5Yi6eGBvhOsE9USVFiE81dXmGAHTg@mail.gmail.com>
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.92 (gnu/linux)

Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> writes:

I take it (but I prefer to ask, asm constraints always make me nervous)
the "memory" is no longer needed with your fix?


No, it isn't.

Andreas.

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- [PATCH] m68k: fix assembler constraint to prevent overeager gcc optimisation
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