From: Aurelien Jarno <aurelien@aurel32.net>
To: Richard Henderson <rth@twiddle.net>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2 07/10] tcg/optimize: further optimize brcond/movcond/setcond
Date: Sat, 22 Sep 2012 11:35:31 +0200 [thread overview]
Message-ID: <20120922093531.GC23250@ohm.aurel32.net> (raw)
In-Reply-To: <505CF574.80901@twiddle.net>
On Fri, Sep 21, 2012 at 04:17:08PM -0700, Richard Henderson wrote:
> On 09/21/2012 12:43 PM, Aurelien Jarno wrote:
> > +/* Return 2 if the condition can't be simplified, and the result
> > + of the condition (0 or 1) if it can */
>
> Ok as-is. But I'd bike-shed the "fail" return to -1.
>
I have done it that way, as tmp is an unsigned value, and I didn't want
to add another one. But that can be changed.
--
Aurelien Jarno GPG: 1024D/F1BCDB73
aurelien@aurel32.net http://www.aurel32.net
next prev parent reply other threads:[~2012-09-22 9:35 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-21 19:43 [Qemu-devel] [PATCH v2 00/10] tcg/optimize: rework copy propagation Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 01/10] tcg/optimize: remove TCG_TEMP_ANY Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 02/10] tcg/optimize: check types in copy propagation Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 03/10] tcg/optimize: rework copy progagation Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 04/10] tcg/optimize: do copy propagation for all operations Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 05/10] tcg/optimize: optimize "op r, a, a => mov r, a" Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 06/10] tcg/optimize: optimize "op r, a, a => movi r, 0" Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 07/10] tcg/optimize: further optimize brcond/movcond/setcond Aurelien Jarno
2012-09-21 23:17 ` Richard Henderson
2012-09-22 9:35 ` Aurelien Jarno [this message]
2012-09-22 12:46 ` Richard Henderson
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 08/10] tcg/optimize: prefer the "op a, a, b" form for commutative ops Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 09/10] tcg: remove #ifdef #endif around TCGOpcode tests Aurelien Jarno
2012-09-21 19:43 ` [Qemu-devel] [PATCH v2 10/10] tcg/optimize: add constant folding for deposit Aurelien Jarno
2012-09-21 23:22 ` Richard Henderson
2012-09-22 9:41 ` Aurelien Jarno
2012-09-22 12:45 ` Richard Henderson
2012-09-22 14:41 ` Blue Swirl
2012-09-21 23:23 ` [Qemu-devel] [PATCH v2 00/10] tcg/optimize: rework copy propagation Richard Henderson
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